Attachment 138301 Details for Bug 104082 – dmesg 4.16-rc6

dmesg 4.16-rc6

dmesg10.txt (text/plain), 22.67 MB, created by mikhail.v.gavrilov on 2018-03-23 04:07:50 UTC

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Creator: mikhail.v.gavrilov

Created: 2018-03-23 04:07:50 UTC

Size: 22.67 MB

patch

obsolete

>[    0.000000] microcode: microcode updated early to revision 0x24, date = 2018-01-21
>[    0.000000] Linux version 4.16.0-rc6-mm_thp (mikhail@localhost.localdomain) (gcc version 7.3.1 20180303 (Red Hat 7.3.1-5) (GCC)) #1 SMP Tue Mar 20 20:39:39 +05 2018
>[    0.000000] Command line: BOOT_IMAGE=/boot/vmlinuz-4.16.0-rc6-mm_thp root=UUID=0ee73ea4-0a6f-4d9c-bdaf-94ec954fec49 ro rhgb quiet log_buf_len=900M LANG=en_US.UTF-8
>[    0.000000] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers'
>[    0.000000] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers'
>[    0.000000] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers'
>[    0.000000] x86/fpu: xstate_offset[2]:  576, xstate_sizes[2]:  256
>[    0.000000] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format.
>[    0.000000] e820: BIOS-provided physical RAM map:
>[    0.000000] BIOS-e820: [mem 0x0000000000000000-0x0000000000057fff] usable
>[    0.000000] BIOS-e820: [mem 0x0000000000058000-0x0000000000058fff] reserved
>[    0.000000] BIOS-e820: [mem 0x0000000000059000-0x000000000009efff] usable
>[    0.000000] BIOS-e820: [mem 0x000000000009f000-0x000000000009ffff] reserved
>[    0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000bd69efff] usable
>[    0.000000] BIOS-e820: [mem 0x00000000bd69f000-0x00000000bd6a5fff] ACPI NVS
>[    0.000000] BIOS-e820: [mem 0x00000000bd6a6000-0x00000000be17bfff] usable
>[    0.000000] BIOS-e820: [mem 0x00000000be17c000-0x00000000be6d4fff] reserved
>[    0.000000] BIOS-e820: [mem 0x00000000be6d5000-0x00000000db487fff] usable
>[    0.000000] BIOS-e820: [mem 0x00000000db488000-0x00000000db8e8fff] reserved
>[    0.000000] BIOS-e820: [mem 0x00000000db8e9000-0x00000000db931fff] usable
>[    0.000000] BIOS-e820: [mem 0x00000000db932000-0x00000000db9edfff] ACPI NVS
>[    0.000000] BIOS-e820: [mem 0x00000000db9ee000-0x00000000df7fefff] reserved
>[    0.000000] BIOS-e820: [mem 0x00000000df7ff000-0x00000000df7fffff] usable
>[    0.000000] BIOS-e820: [mem 0x00000000f8000000-0x00000000fbffffff] reserved
>[    0.000000] BIOS-e820: [mem 0x00000000fec00000-0x00000000fec00fff] reserved
>[    0.000000] BIOS-e820: [mem 0x00000000fed00000-0x00000000fed03fff] reserved
>[    0.000000] BIOS-e820: [mem 0x00000000fed1c000-0x00000000fed1ffff] reserved
>[    0.000000] BIOS-e820: [mem 0x00000000fee00000-0x00000000fee00fff] reserved
>[    0.000000] BIOS-e820: [mem 0x00000000ff000000-0x00000000ffffffff] reserved
>[    0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000081effffff] usable
>[    0.000000] NX (Execute Disable) protection: active
>[    0.000000] e820: update [mem 0xbd36f018-0xbd37f857] usable ==> usable
>[    0.000000] e820: update [mem 0xbd36f018-0xbd37f857] usable ==> usable
>[    0.000000] e820: update [mem 0xbd355018-0xbd36e457] usable ==> usable
>[    0.000000] e820: update [mem 0xbd355018-0xbd36e457] usable ==> usable
>[    0.000000] extended physical RAM map:
>[    0.000000] reserve setup_data: [mem 0x0000000000000000-0x0000000000057fff] usable
>[    0.000000] reserve setup_data: [mem 0x0000000000058000-0x0000000000058fff] reserved
>[    0.000000] reserve setup_data: [mem 0x0000000000059000-0x000000000009efff] usable
>[    0.000000] reserve setup_data: [mem 0x000000000009f000-0x000000000009ffff] reserved
>[    0.000000] reserve setup_data: [mem 0x0000000000100000-0x00000000bd355017] usable
>[    0.000000] reserve setup_data: [mem 0x00000000bd355018-0x00000000bd36e457] usable
>[    0.000000] reserve setup_data: [mem 0x00000000bd36e458-0x00000000bd36f017] usable
>[    0.000000] reserve setup_data: [mem 0x00000000bd36f018-0x00000000bd37f857] usable
>[    0.000000] reserve setup_data: [mem 0x00000000bd37f858-0x00000000bd69efff] usable
>[    0.000000] reserve setup_data: [mem 0x00000000bd69f000-0x00000000bd6a5fff] ACPI NVS
>[    0.000000] reserve setup_data: [mem 0x00000000bd6a6000-0x00000000be17bfff] usable
>[    0.000000] reserve setup_data: [mem 0x00000000be17c000-0x00000000be6d4fff] reserved
>[    0.000000] reserve setup_data: [mem 0x00000000be6d5000-0x00000000db487fff] usable
>[    0.000000] reserve setup_data: [mem 0x00000000db488000-0x00000000db8e8fff] reserved
>[    0.000000] reserve setup_data: [mem 0x00000000db8e9000-0x00000000db931fff] usable
>[    0.000000] reserve setup_data: [mem 0x00000000db932000-0x00000000db9edfff] ACPI NVS
>[    0.000000] reserve setup_data: [mem 0x00000000db9ee000-0x00000000df7fefff] reserved
>[    0.000000] reserve setup_data: [mem 0x00000000df7ff000-0x00000000df7fffff] usable
>[    0.000000] reserve setup_data: [mem 0x00000000f8000000-0x00000000fbffffff] reserved
>[    0.000000] reserve setup_data: [mem 0x00000000fec00000-0x00000000fec00fff] reserved
>[    0.000000] reserve setup_data: [mem 0x00000000fed00000-0x00000000fed03fff] reserved
>[    0.000000] reserve setup_data: [mem 0x00000000fed1c000-0x00000000fed1ffff] reserved
>[    0.000000] reserve setup_data: [mem 0x00000000fee00000-0x00000000fee00fff] reserved
>[    0.000000] reserve setup_data: [mem 0x00000000ff000000-0x00000000ffffffff] reserved
>[    0.000000] reserve setup_data: [mem 0x0000000100000000-0x000000081effffff] usable
>[    0.000000] efi: EFI v2.31 by American Megatrends
>[    0.000000] efi:  ACPI=0xdb9ba000  ACPI 2.0=0xdb9ba000  SMBIOS=0xf04c0  MPS=0xfd450 
>[    0.000000] random: fast init done
>[    0.000000] SMBIOS 2.7 present.
>[    0.000000] DMI: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[    0.000000] e820: update [mem 0x00000000-0x00000fff] usable ==> reserved
>[    0.000000] e820: remove [mem 0x000a0000-0x000fffff] usable
>[    0.000000] e820: last_pfn = 0x81f000 max_arch_pfn = 0x400000000
>[    0.000000] MTRR default type: uncachable
>[    0.000000] MTRR fixed ranges enabled:
>[    0.000000]   00000-9FFFF write-back
>[    0.000000]   A0000-BFFFF uncachable
>[    0.000000]   C0000-CFFFF write-protect
>[    0.000000]   D0000-DFFFF uncachable
>[    0.000000]   E0000-FFFFF write-protect
>[    0.000000] MTRR variable ranges enabled:
>[    0.000000]   0 base 0000000000 mask 7800000000 write-back
>[    0.000000]   1 base 0800000000 mask 7FF0000000 write-back
>[    0.000000]   2 base 0810000000 mask 7FF8000000 write-back
>[    0.000000]   3 base 0818000000 mask 7FFC000000 write-back
>[    0.000000]   4 base 081C000000 mask 7FFE000000 write-back
>[    0.000000]   5 base 081E000000 mask 7FFF000000 write-back
>[    0.000000]   6 base 00E0000000 mask 7FE0000000 uncachable
>[    0.000000]   7 disabled
>[    0.000000]   8 disabled
>[    0.000000]   9 disabled
>[    0.000000] x86/PAT: Configuration [0-7]: WB  WC  UC- UC  WB  WP  UC- WT  
>[    0.000000] e820: update [mem 0xe0000000-0xffffffff] usable ==> reserved
>[    0.000000] e820: last_pfn = 0xdf800 max_arch_pfn = 0x400000000
>[    0.000000] found SMP MP-table at [mem 0x000fd750-0x000fd75f] mapped at [        (ptrval)]
>[    0.000000] Scanning 1 areas for low memory corruption
>[    0.000000] Base memory trampoline at [        (ptrval)] 97000 size 24576
>[    0.000000] Using GB pages for direct mapping
>[    0.000000] BRK [0x6e1ffc000, 0x6e1ffcfff] PGTABLE
>[    0.000000] BRK [0x6e1ffd000, 0x6e1ffdfff] PGTABLE
>[    0.000000] BRK [0x6e1ffe000, 0x6e1ffefff] PGTABLE
>[    0.000000] BRK [0x6e1fff000, 0x6e1ffffff] PGTABLE
>[    0.000000] BRK [0x6e2000000, 0x6e2000fff] PGTABLE
>[    0.000000] BRK [0x6e2001000, 0x6e2001fff] PGTABLE
>[    0.000000] BRK [0x6e2002000, 0x6e2002fff] PGTABLE
>[    0.000000] BRK [0x6e2003000, 0x6e2003fff] PGTABLE
>[    0.000000] BRK [0x6e2004000, 0x6e2004fff] PGTABLE
>[    0.000000] BRK [0x6e2005000, 0x6e2005fff] PGTABLE
>[    0.000000] BRK [0x6e2006000, 0x6e2006fff] PGTABLE
>[    0.000000] BRK [0x6e2007000, 0x6e2007fff] PGTABLE
>[    0.000000] log_buf_len: 1073741824 bytes
>[    0.000000] early log buf free: 254384(97%)
>[    0.000000] Secure boot disabled
>[    0.000000] RAMDISK: [mem 0x36b70000-0x3cfd6fff]
>[    0.000000] ACPI: Early table checksum verification disabled
>[    0.000000] ACPI: RSDP 0x00000000DB9BA000 000024 (v02 ALASKA)
>[    0.000000] ACPI: XSDT 0x00000000DB9BA080 00007C (v01 ALASKA A M I    01072009 AMI  00010013)
>[    0.000000] ACPI: FACP 0x00000000DB9C6E20 00010C (v05 ALASKA A M I    01072009 AMI  00010013)
>[    0.000000] ACPI: DSDT 0x00000000DB9BA190 00CC8D (v02 ALASKA A M I    00000088 INTL 20091112)
>[    0.000000] ACPI: FACS 0x00000000DB9EC080 000040
>[    0.000000] ACPI: APIC 0x00000000DB9C6F30 000092 (v03 ALASKA A M I    01072009 AMI  00010013)
>[    0.000000] ACPI: FPDT 0x00000000DB9C6FC8 000044 (v01 ALASKA A M I    01072009 AMI  00010013)
>[    0.000000] ACPI: SSDT 0x00000000DB9C7010 000539 (v01 PmRef  Cpu0Ist  00003000 INTL 20120711)
>[    0.000000] ACPI: SSDT 0x00000000DB9C7550 000AD8 (v01 PmRef  CpuPm    00003000 INTL 20120711)
>[    0.000000] ACPI: SSDT 0x00000000DB9C8028 0001C7 (v01 PmRef  LakeTiny 00003000 INTL 20120711)
>[    0.000000] ACPI: MCFG 0x00000000DB9C81F0 00003C (v01 ALASKA A M I    01072009 MSFT 00000097)
>[    0.000000] ACPI: HPET 0x00000000DB9C8230 000038 (v01 ALASKA A M I    01072009 AMI. 00000005)
>[    0.000000] ACPI: SSDT 0x00000000DB9C8268 00036D (v01 SataRe SataTabl 00001000 INTL 20120711)
>[    0.000000] ACPI: SSDT 0x00000000DB9C85D8 0034E1 (v01 SaSsdt SaSsdt   00003000 INTL 20091112)
>[    0.000000] ACPI: DMAR 0x00000000DB9CBAC0 000070 (v01 INTEL  HSW      00000001 INTL 00000001)
>[    0.000000] ACPI: Local APIC address 0xfee00000
>[    0.000000] No NUMA configuration found
>[    0.000000] Faking a node at [mem 0x0000000000000000-0x000000081effffff]
>[    0.000000] NODE_DATA(0) allocated [mem 0x7defd4000-0x7deffefff]
>[    0.000000] tsc: Fast TSC calibration using PIT
>[    0.000000] Zone ranges:
>[    0.000000]   DMA      [mem 0x0000000000001000-0x0000000000ffffff]
>[    0.000000]   DMA32    [mem 0x0000000001000000-0x00000000ffffffff]
>[    0.000000]   Normal   [mem 0x0000000100000000-0x000000081effffff]
>[    0.000000]   Device   empty
>[    0.000000] Movable zone start for each node
>[    0.000000] Early memory node ranges
>[    0.000000]   node   0: [mem 0x0000000000001000-0x0000000000057fff]
>[    0.000000]   node   0: [mem 0x0000000000059000-0x000000000009efff]
>[    0.000000]   node   0: [mem 0x0000000000100000-0x00000000bd69efff]
>[    0.000000]   node   0: [mem 0x00000000bd6a6000-0x00000000be17bfff]
>[    0.000000]   node   0: [mem 0x00000000be6d5000-0x00000000db487fff]
>[    0.000000]   node   0: [mem 0x00000000db8e9000-0x00000000db931fff]
>[    0.000000]   node   0: [mem 0x00000000df7ff000-0x00000000df7fffff]
>[    0.000000]   node   0: [mem 0x0000000100000000-0x000000081effffff]
>[    0.000000] Initmem setup node 0 [mem 0x0000000000001000-0x000000081effffff]
>[    0.000000] On node 0 totalpages: 8363791
>[    0.000000]   DMA zone: 64 pages used for memmap
>[    0.000000]   DMA zone: 24 pages reserved
>[    0.000000]   DMA zone: 3997 pages, LIFO batch:0
>[    0.000000]   DMA32 zone: 13950 pages used for memmap
>[    0.000000]   DMA32 zone: 892786 pages, LIFO batch:31
>[    0.000000]   Normal zone: 116672 pages used for memmap
>[    0.000000]   Normal zone: 7467008 pages, LIFO batch:31
>[    0.000000] Reserved but unavailable: 98 pages
>[    0.000000] ACPI: PM-Timer IO Port: 0x1808
>[    0.000000] ACPI: Local APIC address 0xfee00000
>[    0.000000] ACPI: LAPIC_NMI (acpi_id[0xff] high edge lint[0x1])
>[    0.000000] IOAPIC[0]: apic_id 8, version 32, address 0xfec00000, GSI 0-23
>[    0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
>[    0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
>[    0.000000] ACPI: IRQ0 used by override.
>[    0.000000] ACPI: IRQ9 used by override.
>[    0.000000] Using ACPI (MADT) for SMP configuration information
>[    0.000000] ACPI: HPET id: 0x8086a701 base: 0xfed00000
>[    0.000000] smpboot: Allowing 8 CPUs, 0 hotplug CPUs
>[    0.000000] PM: Registered nosave memory: [mem 0x00000000-0x00000fff]
>[    0.000000] PM: Registered nosave memory: [mem 0x00058000-0x00058fff]
>[    0.000000] PM: Registered nosave memory: [mem 0x0009f000-0x0009ffff]
>[    0.000000] PM: Registered nosave memory: [mem 0x000a0000-0x000fffff]
>[    0.000000] PM: Registered nosave memory: [mem 0xbd355000-0xbd355fff]
>[    0.000000] PM: Registered nosave memory: [mem 0xbd36e000-0xbd36efff]
>[    0.000000] PM: Registered nosave memory: [mem 0xbd36f000-0xbd36ffff]
>[    0.000000] PM: Registered nosave memory: [mem 0xbd37f000-0xbd37ffff]
>[    0.000000] PM: Registered nosave memory: [mem 0xbd69f000-0xbd6a5fff]
>[    0.000000] PM: Registered nosave memory: [mem 0xbe17c000-0xbe6d4fff]
>[    0.000000] PM: Registered nosave memory: [mem 0xdb488000-0xdb8e8fff]
>[    0.000000] PM: Registered nosave memory: [mem 0xdb932000-0xdb9edfff]
>[    0.000000] PM: Registered nosave memory: [mem 0xdb9ee000-0xdf7fefff]
>[    0.000000] PM: Registered nosave memory: [mem 0xdf800000-0xf7ffffff]
>[    0.000000] PM: Registered nosave memory: [mem 0xf8000000-0xfbffffff]
>[    0.000000] PM: Registered nosave memory: [mem 0xfc000000-0xfebfffff]
>[    0.000000] PM: Registered nosave memory: [mem 0xfec00000-0xfec00fff]
>[    0.000000] PM: Registered nosave memory: [mem 0xfec01000-0xfecfffff]
>[    0.000000] PM: Registered nosave memory: [mem 0xfed00000-0xfed03fff]
>[    0.000000] PM: Registered nosave memory: [mem 0xfed04000-0xfed1bfff]
>[    0.000000] PM: Registered nosave memory: [mem 0xfed1c000-0xfed1ffff]
>[    0.000000] PM: Registered nosave memory: [mem 0xfed20000-0xfedfffff]
>[    0.000000] PM: Registered nosave memory: [mem 0xfee00000-0xfee00fff]
>[    0.000000] PM: Registered nosave memory: [mem 0xfee01000-0xfeffffff]
>[    0.000000] PM: Registered nosave memory: [mem 0xff000000-0xffffffff]
>[    0.000000] e820: [mem 0xdf800000-0xf7ffffff] available for PCI devices
>[    0.000000] Booting paravirtualized kernel on bare hardware
>[    0.000000] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns
>[    0.000000] setup_percpu: NR_CPUS:8192 nr_cpumask_bits:8 nr_cpu_ids:8 nr_node_ids:1
>[    0.000000] percpu: Embedded 494 pages/cpu @        (ptrval) s1986560 r8192 d28672 u2097152
>[    0.000000] pcpu-alloc: s1986560 r8192 d28672 u2097152 alloc=1*2097152
>[    0.000000] pcpu-alloc: [0] 0 [0] 1 [0] 2 [0] 3 [0] 4 [0] 5 [0] 6 [0] 7 
>[    0.000000] Built 1 zonelists, mobility grouping on.  Total pages: 8233081
>[    0.000000] Policy zone: Normal
>[    0.000000] Kernel command line: BOOT_IMAGE=/boot/vmlinuz-4.16.0-rc6-mm_thp root=UUID=0ee73ea4-0a6f-4d9c-bdaf-94ec954fec49 ro rhgb quiet log_buf_len=900M LANG=en_US.UTF-8
>[    0.000000] Memory: 31415340K/33455164K available (12300K kernel code, 3547K rwdata, 4172K rodata, 4772K init, 16632K bss, 2039824K reserved, 0K cma-reserved)
>[    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=8, Nodes=1
>[    0.000000] Kernel/User page tables isolation: enabled
>[    0.000000] ftrace: allocating 36644 entries in 144 pages
>[    0.000000] Running RCU self tests
>[    0.000000] Hierarchical RCU implementation.
>[    0.000000] 	RCU lockdep checking is enabled.
>[    0.000000] 	RCU restricting CPUs from NR_CPUS=8192 to nr_cpu_ids=8.
>[    0.000000] 	RCU callback double-/use-after-free debug enabled.
>[    0.000000] 	Tasks RCU enabled.
>[    0.000000] RCU: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=8
>[    0.000000] NR_IRQS: 524544, nr_irqs: 488, preallocated irqs: 16
>[    0.000000] 	Offload RCU callbacks from CPUs: .
>[    0.000000] Console: colour dummy device 80x25
>[    0.000000] console [tty0] enabled
>[    0.000000] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar
>[    0.000000] ... MAX_LOCKDEP_SUBCLASSES:  8
>[    0.000000] ... MAX_LOCK_DEPTH:          48
>[    0.000000] ... MAX_LOCKDEP_KEYS:        8191
>[    0.000000] ... CLASSHASH_SIZE:          4096
>[    0.000000] ... MAX_LOCKDEP_ENTRIES:     32768
>[    0.000000] ... MAX_LOCKDEP_CHAINS:      65536
>[    0.000000] ... CHAINHASH_SIZE:          32768
>[    0.000000]  memory used by lock dependency info: 7903 kB
>[    0.000000]  per task-struct memory footprint: 2688 bytes
>[    0.000000] kmemleak: Kernel memory leak detector disabled
>[    0.000000] ACPI: Core revision 20180105
>[    0.000000] ACPI: 6 ACPI AML tables successfully acquired and loaded
>[    0.000000] clocksource: hpet: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 133484882848 ns
>[    0.000000] hpet clockevent registered
>[    0.000000] APIC: Switch to symmetric I/O mode setup
>[    0.000000] DMAR: Host address width 39
>[    0.000000] DMAR: DRHD base: 0x000000fed90000 flags: 0x1
>[    0.000000] DMAR: dmar0: reg_base_addr fed90000 ver 1:0 cap d2008c20660462 ecap f010da
>[    0.000000] DMAR: RMRR base: 0x000000df683000 end: 0x000000df691fff
>[    0.000000] DMAR-IR: IOAPIC id 8 under DRHD base  0xfed90000 IOMMU 0
>[    0.000000] DMAR-IR: HPET id 0 under DRHD base 0xfed90000
>[    0.000000] DMAR-IR: Queued invalidation will be enabled to support x2apic and Intr-remapping.
>[    0.000000] DMAR-IR: Enabled IRQ remapping in x2apic mode
>[    0.000000] x2apic enabled
>[    0.000000] Switched APIC routing to cluster x2apic.
>[    0.000000] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1
>[    0.005000] tsc: Fast TSC calibration using PIT
>[    0.006000] tsc: Detected 3392.422 MHz processor
>[    0.006000] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x30e6582bfa3, max_idle_ns: 440795342873 ns
>[    0.006000] Calibrating delay loop (skipped), value calculated using timer frequency.. 6784.84 BogoMIPS (lpj=3392422)
>[    0.006000] pid_max: default: 32768 minimum: 301
>[    0.006000] ---[ User Space ]---
>[    0.006000] 0x0000000000000000-0x0000000000008000          32K     RW                     x  pte
>[    0.006000] 0x0000000000008000-0x000000000005f000         348K                               pte
>[    0.006000] 0x000000000005f000-0x000000000009f000         256K     RW                     x  pte
>[    0.006000] 0x000000000009f000-0x0000000000200000        1412K                               pte
>[    0.006000] 0x0000000000200000-0x0000000040000000        1022M                               pmd
>[    0.006000] 0x0000000040000000-0x0000000080000000           1G                               pud
>[    0.006000] 0x0000000080000000-0x00000000bd600000         982M                               pmd
>[    0.006000] 0x00000000bd600000-0x00000000bd6a6000         664K                               pte
>[    0.006000] 0x00000000bd6a6000-0x00000000bda00000        3432K     RW                     x  pte
>[    0.006000] 0x00000000bda00000-0x00000000be000000           6M     RW         PSE         x  pmd
>[    0.006000] 0x00000000be000000-0x00000000be200000           2M     RW                     x  pte
>[    0.006000] 0x00000000be200000-0x00000000be600000           4M     RW         PSE         x  pmd
>[    0.006000] 0x00000000be600000-0x00000000be710000        1088K     RW                     x  pte
>[    0.006000] 0x00000000be710000-0x00000000be800000         960K                               pte
>[    0.006000] 0x00000000be800000-0x00000000cc600000         222M                               pmd
>[    0.006000] 0x00000000cc600000-0x00000000cc72b000        1196K                               pte
>[    0.006000] 0x00000000cc72b000-0x00000000cc76e000         268K     RW                     x  pte
>[    0.006000] 0x00000000cc76e000-0x00000000cc77e000          64K                               pte
>[    0.006000] 0x00000000cc77e000-0x00000000cc7b1000         204K     RW                     x  pte
>[    0.006000] 0x00000000cc7b1000-0x00000000cc7be000          52K                               pte
>[    0.006000] 0x00000000cc7be000-0x00000000cc81c000         376K     RW                     x  pte
>[    0.006000] 0x00000000cc81c000-0x00000000cc835000         100K                               pte
>[    0.006000] 0x00000000cc835000-0x00000000cc88f000         360K     RW                     x  pte
>[    0.006000] 0x00000000cc88f000-0x00000000cc8a5000          88K                               pte
>[    0.006000] 0x00000000cc8a5000-0x00000000cc915000         448K     RW                     x  pte
>[    0.006000] 0x00000000cc915000-0x00000000cc946000         196K                               pte
>[    0.006000] 0x00000000cc946000-0x00000000cc9bc000         472K     RW                     x  pte
>[    0.006000] 0x00000000cc9bc000-0x00000000cc9ea000         184K                               pte
>[    0.006000] 0x00000000cc9ea000-0x00000000cca04000         104K     RW                     x  pte
>[    0.006000] 0x00000000cca04000-0x00000000ccaf2000         952K                               pte
>[    0.006000] 0x00000000ccaf2000-0x00000000ccaf4000           8K     RW                     x  pte
>[    0.006000] 0x00000000ccaf4000-0x00000000ccaf7000          12K                               pte
>[    0.006000] 0x00000000ccaf7000-0x00000000ccaf8000           4K     RW                     x  pte
>[    0.006000] 0x00000000ccaf8000-0x00000000ccafc000          16K                               pte
>[    0.006000] 0x00000000ccafc000-0x00000000ccafd000           4K     RW                     x  pte
>[    0.006000] 0x00000000ccafd000-0x00000000ccb1d000         128K                               pte
>[    0.006000] 0x00000000ccb1d000-0x00000000ccb1e000           4K     RW                     x  pte
>[    0.006000] 0x00000000ccb1e000-0x00000000ccc2b000        1076K                               pte
>[    0.006000] 0x00000000ccc2b000-0x00000000ccc2c000           4K     RW                     x  pte
>[    0.006000] 0x00000000ccc2c000-0x00000000ccc2e000           8K                               pte
>[    0.006000] 0x00000000ccc2e000-0x00000000ccc57000         164K     RW                     x  pte
>[    0.006000] 0x00000000ccc57000-0x00000000ccc82000         172K                               pte
>[    0.006000] 0x00000000ccc82000-0x00000000ccc83000           4K     RW                     x  pte
>[    0.006000] 0x00000000ccc83000-0x00000000cccb7000         208K                               pte
>[    0.006000] 0x00000000cccb7000-0x00000000cccb8000           4K     RW                     x  pte
>[    0.006000] 0x00000000cccb8000-0x00000000ccd14000         368K                               pte
>[    0.006000] 0x00000000ccd14000-0x00000000ccd15000           4K     RW                     x  pte
>[    0.006000] 0x00000000ccd15000-0x00000000ccd5b000         280K                               pte
>[    0.006000] 0x00000000ccd5b000-0x00000000ccd5c000           4K     RW                     x  pte
>[    0.006000] 0x00000000ccd5c000-0x00000000ccdd0000         464K                               pte
>[    0.006000] 0x00000000ccdd0000-0x00000000cce77000         668K     RW                     x  pte
>[    0.006000] 0x00000000cce77000-0x00000000ccebe000         284K                               pte
>[    0.006000] 0x00000000ccebe000-0x00000000ccec1000          12K     RW                     x  pte
>[    0.006000] 0x00000000ccec1000-0x00000000ccff9000        1248K                               pte
>[    0.006000] 0x00000000ccff9000-0x00000000cd022000         164K     RW                     x  pte
>[    0.006000] 0x00000000cd022000-0x00000000cd0d7000         724K                               pte
>[    0.006000] 0x00000000cd0d7000-0x00000000cd1b0000         868K     RW                     x  pte
>[    0.006000] 0x00000000cd1b0000-0x00000000cd23f000         572K                               pte
>[    0.006000] 0x00000000cd23f000-0x00000000cd2c8000         548K     RW                     x  pte
>[    0.006000] 0x00000000cd2c8000-0x00000000cd2d8000          64K                               pte
>[    0.006000] 0x00000000cd2d8000-0x00000000cd30b000         204K     RW                     x  pte
>[    0.006000] 0x00000000cd30b000-0x00000000cd318000          52K                               pte
>[    0.006000] 0x00000000cd318000-0x00000000cd378000         384K     RW                     x  pte
>[    0.006000] 0x00000000cd378000-0x00000000cd391000         100K                               pte
>[    0.006000] 0x00000000cd391000-0x00000000cd3ea000         356K     RW                     x  pte
>[    0.006000] 0x00000000cd3ea000-0x00000000cd400000          88K                               pte
>[    0.006000] 0x00000000cd400000-0x00000000cd518000        1120K     RW                     x  pte
>[    0.006000] 0x00000000cd518000-0x00000000cd546000         184K                               pte
>[    0.006000] 0x00000000cd546000-0x00000000cd565000         124K     RW                     x  pte
>[    0.006000] 0x00000000cd565000-0x00000000cd575000          64K                               pte
>[    0.006000] 0x00000000cd575000-0x00000000cd5d8000         396K     RW                     x  pte
>[    0.006000] 0x00000000cd5d8000-0x00000000cd5f4000         112K                               pte
>[    0.006000] 0x00000000cd5f4000-0x00000000cd69c000         672K     RW                     x  pte
>[    0.006000] 0x00000000cd69c000-0x00000000cd6ac000          64K                               pte
>[    0.006000] 0x00000000cd6ac000-0x00000000cd6df000         204K     RW                     x  pte
>[    0.006000] 0x00000000cd6df000-0x00000000cd6ec000          52K                               pte
>[    0.006000] 0x00000000cd6ec000-0x00000000cd749000         372K     RW                     x  pte
>[    0.006000] 0x00000000cd749000-0x00000000cd762000         100K                               pte
>[    0.006000] 0x00000000cd762000-0x00000000cd7bc000         360K     RW                     x  pte
>[    0.006000] 0x00000000cd7bc000-0x00000000cd7d2000          88K                               pte
>[    0.006000] 0x00000000cd7d2000-0x00000000cd842000         448K     RW                     x  pte
>[    0.006000] 0x00000000cd842000-0x00000000cd873000         196K                               pte
>[    0.006000] 0x00000000cd873000-0x00000000cd8e9000         472K     RW                     x  pte
>[    0.007002] 0x00000000cd8e9000-0x00000000cd8f0000          28K                               pte
>[    0.007007] 0x00000000cd8f0000-0x00000000cda68000        1504K     RW                     x  pte
>[    0.007018] 0x00000000cda68000-0x00000000cda6b000          12K                               pte
>[    0.007023] 0x00000000cda6b000-0x00000000cdb8a000        1148K     RW                     x  pte
>[    0.007034] 0x00000000cdb8a000-0x00000000cdb93000          36K                               pte
>[    0.007040] 0x00000000cdb93000-0x00000000cdd9a000        2076K     RW                     x  pte
>[    0.007051] 0x00000000cdd9a000-0x00000000cdd9d000          12K                               pte
>[    0.007056] 0x00000000cdd9d000-0x00000000cdee0000        1292K     RW                     x  pte
>[    0.007067] 0x00000000cdee0000-0x00000000cdee9000          36K                               pte
>[    0.007072] 0x00000000cdee9000-0x00000000cdf52000         420K     RW                     x  pte
>[    0.007083] 0x00000000cdf52000-0x00000000cdf5b000          36K                               pte
>[    0.007087] 0x00000000cdf5b000-0x00000000cdfda000         508K     RW                     x  pte
>[    0.007098] 0x00000000cdfda000-0x00000000cdfdd000          12K                               pte
>[    0.007103] 0x00000000cdfdd000-0x00000000ce081000         656K     RW                     x  pte
>[    0.007114] 0x00000000ce081000-0x00000000ce086000          20K                               pte
>[    0.007119] 0x00000000ce086000-0x00000000ce1a7000        1156K     RW                     x  pte
>[    0.007130] 0x00000000ce1a7000-0x00000000ce1a8000           4K                               pte
>[    0.007135] 0x00000000ce1a8000-0x00000000ce359000        1732K     RW                     x  pte
>[    0.007146] 0x00000000ce359000-0x00000000ce362000          36K                               pte
>[    0.007151] 0x00000000ce362000-0x00000000ce3df000         500K     RW                     x  pte
>[    0.007162] 0x00000000ce3df000-0x00000000ce3e2000          12K                               pte
>[    0.007167] 0x00000000ce3e2000-0x00000000ce487000         660K     RW                     x  pte
>[    0.007178] 0x00000000ce487000-0x00000000ce48f000          32K                               pte
>[    0.007183] 0x00000000ce48f000-0x00000000ce5e4000        1364K     RW                     x  pte
>[    0.007194] 0x00000000ce5e4000-0x00000000ce5ee000          40K                               pte
>[    0.007198] 0x00000000ce5ee000-0x00000000ce672000         528K     RW                     x  pte
>[    0.007209] 0x00000000ce672000-0x00000000ce675000          12K                               pte
>[    0.007214] 0x00000000ce675000-0x00000000ce67b000          24K     RW                     x  pte
>[    0.007225] 0x00000000ce67b000-0x00000000ce683000          32K                               pte
>[    0.007230] 0x00000000ce683000-0x00000000ce750000         820K     RW                     x  pte
>[    0.007241] 0x00000000ce750000-0x00000000ce755000          20K                               pte
>[    0.007245] 0x00000000ce755000-0x00000000ce75a000          20K     RW                     x  pte
>[    0.007256] 0x00000000ce75a000-0x00000000ce760000          24K                               pte
>[    0.007260] 0x00000000ce760000-0x00000000ce765000          20K     RW                     x  pte
>[    0.007271] 0x00000000ce765000-0x00000000ce76f000          40K                               pte
>[    0.007276] 0x00000000ce76f000-0x00000000ce800000         580K     RW                     x  pte
>[    0.007287] 0x00000000ce800000-0x00000000cf000000           8M     RW         PSE         x  pmd
>[    0.007298] 0x00000000cf000000-0x00000000cf02d000         180K     RW                     x  pte
>[    0.007309] 0x00000000cf02d000-0x00000000cf02e000           4K                               pte
>[    0.007313] 0x00000000cf02e000-0x00000000cf02f000           4K     RW                     x  pte
>[    0.007324] 0x00000000cf02f000-0x00000000cf031000           8K                               pte
>[    0.007330] 0x00000000cf031000-0x00000000cf200000        1852K     RW                     x  pte
>[    0.007341] 0x00000000cf200000-0x00000000d8800000         150M     RW         PSE         x  pmd
>[    0.007352] 0x00000000d8800000-0x00000000d8872000         456K     RW                     x  pte
>[    0.007364] 0x00000000d8872000-0x00000000d8875000          12K                               pte
>[    0.007368] 0x00000000d8875000-0x00000000d887e000          36K     RW                     x  pte
>[    0.007379] 0x00000000d887e000-0x00000000d8881000          12K                               pte
>[    0.007383] 0x00000000d8881000-0x00000000d8889000          32K     RW                     x  pte
>[    0.007394] 0x00000000d8889000-0x00000000d888c000          12K                               pte
>[    0.007398] 0x00000000d888c000-0x00000000d8895000          36K     RW                     x  pte
>[    0.007409] 0x00000000d8895000-0x00000000d8898000          12K                               pte
>[    0.007415] 0x00000000d8898000-0x00000000d8a00000        1440K     RW                     x  pte
>[    0.007426] 0x00000000d8a00000-0x00000000da400000          26M     RW         PSE         x  pmd
>[    0.007437] 0x00000000da400000-0x00000000da503000        1036K     RW                     x  pte
>[    0.007449] 0x00000000da503000-0x00000000da600000        1012K                               pte
>[    0.007453] 0x00000000da600000-0x00000000db000000          10M                               pmd
>[    0.007459] 0x00000000db000000-0x00000000db191000        1604K                               pte
>[    0.007463] 0x00000000db191000-0x00000000db200000         444K     RW                     x  pte
>[    0.007474] 0x00000000db200000-0x00000000db400000           2M     RW         PSE         x  pmd
>[    0.007486] 0x00000000db400000-0x00000000db488000         544K     RW                     x  pte
>[    0.007497] 0x00000000db488000-0x00000000db600000        1504K                               pte
>[    0.007502] 0x00000000db600000-0x00000000db800000           2M                               pmd
>[    0.007507] 0x00000000db800000-0x00000000db9ee000        1976K                               pte
>[    0.007512] 0x00000000db9ee000-0x00000000dba00000          72K     RW                     x  pte
>[    0.007523] 0x00000000dba00000-0x00000000df600000          60M     RW         PSE         x  pmd
>[    0.007535] 0x00000000df600000-0x00000000df800000           2M     RW                     x  pte
>[    0.007547] 0x00000000df800000-0x00000000f8000000         392M                               pmd
>[    0.007551] 0x00000000f8000000-0x00000000fc000000          64M     RW     PCD PSE         x  pmd
>[    0.007562] 0x00000000fc000000-0x00000000fec00000          44M                               pmd
>[    0.007567] 0x00000000fec00000-0x00000000fec01000           4K     RW     PCD             x  pte
>[    0.007578] 0x00000000fec01000-0x00000000fed00000        1020K                               pte
>[    0.007583] 0x00000000fed00000-0x00000000fed04000          16K     RW     PCD             x  pte
>[    0.007594] 0x00000000fed04000-0x00000000fed1c000          96K                               pte
>[    0.007598] 0x00000000fed1c000-0x00000000fed20000          16K     RW     PCD             x  pte
>[    0.007610] 0x00000000fed20000-0x00000000fee00000         896K                               pte
>[    0.007614] 0x00000000fee00000-0x00000000fee01000           4K     RW     PCD             x  pte
>[    0.007626] 0x00000000fee01000-0x00000000ff000000        2044K                               pte
>[    0.007630] 0x00000000ff000000-0x0000000100000000          16M     RW     PCD PSE         x  pmd
>[    0.007642] 0x0000000100000000-0x0000000780000000          26G                               pud
>[    0.007647] 0x0000000780000000-0x00000007bd000000         976M                               pmd
>[    0.007653] 0x00000007bd000000-0x00000007bd1b2000        1736K                               pte
>[    0.007657] 0x00000007bd1b2000-0x00000007bd1b4000           8K     RW                     NX pte
>[    0.007668] 0x00000007bd1b4000-0x00000007bd200000         304K                               pte
>[    0.007673] 0x00000007bd200000-0x00000007c0000000          46M                               pmd
>[    0.007679] 0x00000007c0000000-0x0000008000000000         481G                               pud
>[    0.007687] 0x0000008000000000-0xffff800000000000   17179737600G                               pgd
>[    0.007691] ---[ Kernel Space ]---
>[    0.007693] 0xffff800000000000-0xffff808000000000         512G                               pgd
>[    0.007697] ---[ Low Kernel Mapping ]---
>[    0.007698] 0xffff808000000000-0xffff810000000000         512G                               pgd
>[    0.007702] ---[ vmalloc() Area ]---
>[    0.007703] 0xffff810000000000-0xffff818000000000         512G                               pgd
>[    0.007708] ---[ Vmemmap ]---
>[    0.007709] 0xffff818000000000-0xffff8c0000000000       10752G                               pgd
>[    0.007715] 0xffff8c0000000000-0xffff8c5740000000         349G                               pud
>[    0.007720] 0xffff8c5740000000-0xffff8c5740200000           2M     RW                     NX pte
>[    0.007733] 0xffff8c5740200000-0xffff8c5780000000        1022M     RW         PSE         NX pmd
>[    0.007744] 0xffff8c5780000000-0xffff8c57c0000000           1G     RW         PSE         NX pud
>[    0.007757] 0xffff8c57c0000000-0xffff8c57fd600000         982M     RW         PSE         NX pmd
>[    0.007769] 0xffff8c57fd600000-0xffff8c57fd69f000         636K     RW                     NX pte
>[    0.007780] 0xffff8c57fd69f000-0xffff8c57fd6a6000          28K                               pte
>[    0.007785] 0xffff8c57fd6a6000-0xffff8c57fd800000        1384K     RW                     NX pte
>[    0.007796] 0xffff8c57fd800000-0xffff8c57fe000000           8M     RW         PSE         NX pmd
>[    0.007808] 0xffff8c57fe000000-0xffff8c57fe17c000        1520K     RW                     NX pte
>[    0.007820] 0xffff8c57fe17c000-0xffff8c57fe200000         528K                               pte
>[    0.007824] 0xffff8c57fe200000-0xffff8c57fe600000           4M                               pmd
>[    0.007829] 0xffff8c57fe600000-0xffff8c57fe6d5000         852K                               pte
>[    0.007834] 0xffff8c57fe6d5000-0xffff8c57fe800000        1196K     RW                     NX pte
>[    0.007846] 0xffff8c57fe800000-0xffff8c581b400000         460M     RW         PSE         NX pmd
>[    0.007857] 0xffff8c581b400000-0xffff8c581b488000         544K     RW                     NX pte
>[    0.007869] 0xffff8c581b488000-0xffff8c581b600000        1504K                               pte
>[    0.007873] 0xffff8c581b600000-0xffff8c581b800000           2M                               pmd
>[    0.007878] 0xffff8c581b800000-0xffff8c581b8e9000         932K                               pte
>[    0.007883] 0xffff8c581b8e9000-0xffff8c581b932000         292K     RW                     NX pte
>[    0.007894] 0xffff8c581b932000-0xffff8c581ba00000         824K                               pte
>[    0.007899] 0xffff8c581ba00000-0xffff8c581f600000          60M                               pmd
>[    0.007904] 0xffff8c581f600000-0xffff8c581f7ff000        2044K                               pte
>[    0.007909] 0xffff8c581f7ff000-0xffff8c581f800000           4K     RW                     NX pte
>[    0.007920] 0xffff8c581f800000-0xffff8c5840000000         520M                               pmd
>[    0.007925] 0xffff8c5840000000-0xffff8c5f40000000          28G     RW         PSE         NX pud
>[    0.007937] 0xffff8c5f40000000-0xffff8c5f5f000000         496M     RW         PSE         NX pmd
>[    0.007949] 0xffff8c5f5f000000-0xffff8c5f80000000         528M                               pmd
>[    0.007954] 0xffff8c5f80000000-0xffff8c8000000000         130G                               pud
>[    0.007958] 0xffff8c8000000000-0xffff9f0000000000       18944G                               pgd
>[    0.007964] 0xffff9f0000000000-0xffff9f5900000000         356G                               pud
>[    0.007968] 0xffff9f5900000000-0xffff9f5900001000           4K     RW                     NX pte
>[    0.007979] 0xffff9f5900001000-0xffff9f5900002000           4K                               pte
>[    0.007984] 0xffff9f5900002000-0xffff9f5900003000           4K     RW                     NX pte
>[    0.007995] 0xffff9f5900003000-0xffff9f5900004000           4K                               pte
>[    0.008003] 0xffff9f5900004000-0xffff9f5900006000           8K     RW                     NX pte
>[    0.008014] 0xffff9f5900006000-0xffff9f5900008000           8K                               pte
>[    0.008019] 0xffff9f5900008000-0xffff9f590000a000           8K     RW                     NX pte
>[    0.008030] 0xffff9f590000a000-0xffff9f590000b000           4K                               pte
>[    0.008034] 0xffff9f590000b000-0xffff9f590000c000           4K     RW     PCD             NX pte
>[    0.008045] 0xffff9f590000c000-0xffff9f590000d000           4K                               pte
>[    0.008049] 0xffff9f590000d000-0xffff9f590000e000           4K     RW     PCD             NX pte
>[    0.008060] 0xffff9f590000e000-0xffff9f5900010000           8K                               pte
>[    0.008065] 0xffff9f5900010000-0xffff9f590001d000          52K     RW                     NX pte
>[    0.008076] 0xffff9f590001d000-0xffff9f5900020000          12K                               pte
>[    0.008080] 0xffff9f5900020000-0xffff9f5900024000          16K     RW                     NX pte
>[    0.008092] 0xffff9f5900024000-0xffff9f5900200000        1904K                               pte
>[    0.008098] 0xffff9f5900200000-0xffff9f5940000000        1022M                               pmd
>[    0.008103] 0xffff9f5940000000-0xffff9f8000000000         155G                               pud
>[    0.008109] 0xffff9f8000000000-0xffffc38000000000          36T                               pgd
>[    0.008114] 0xffffc38000000000-0xffffc3de00000000         376G                               pud
>[    0.008118] 0xffffc3de00000000-0xffffc3de03800000          56M     RW         PSE         NX pmd
>[    0.008130] 0xffffc3de03800000-0xffffc3de04000000           8M                               pmd
>[    0.008135] 0xffffc3de04000000-0xffffc3de20800000         456M     RW         PSE         NX pmd
>[    0.008146] 0xffffc3de20800000-0xffffc3de40000000         504M                               pmd
>[    0.008151] 0xffffc3de40000000-0xffffc40000000000         135G                               pud
>[    0.008157] 0xffffc40000000000-0xfffffe0000000000          58T                               pgd
>[    0.008162] ---[ CPU entry Area ]---
>[    0.008163] 0xfffffe0000000000-0xfffffe0000002000           8K     ro                     NX pte
>[    0.008174] 0xfffffe0000002000-0xfffffe0000003000           4K     RW                     NX pte
>[    0.008185] 0xfffffe0000003000-0xfffffe0000006000          12K     ro                     NX pte
>[    0.008196] 0xfffffe0000006000-0xfffffe0000007000           4K     ro                     x  pte
>[    0.008207] 0xfffffe0000007000-0xfffffe000000d000          24K     RW                     NX pte
>[    0.008218] 0xfffffe000000d000-0xfffffe000002d000         128K                               pte
>[    0.008223] 0xfffffe000002d000-0xfffffe000002e000           4K     ro                     NX pte
>[    0.008234] 0xfffffe000002e000-0xfffffe000002f000           4K     RW                     NX pte
>[    0.008245] 0xfffffe000002f000-0xfffffe0000032000          12K     ro                     NX pte
>[    0.008256] 0xfffffe0000032000-0xfffffe0000033000           4K     ro                     x  pte
>[    0.008267] 0xfffffe0000033000-0xfffffe0000039000          24K     RW                     NX pte
>[    0.008278] 0xfffffe0000039000-0xfffffe0000059000         128K                               pte
>[    0.008282] 0xfffffe0000059000-0xfffffe000005a000           4K     ro                     NX pte
>[    0.008293] 0xfffffe000005a000-0xfffffe000005b000           4K     RW                     NX pte
>[    0.008304] 0xfffffe000005b000-0xfffffe000005e000          12K     ro                     NX pte
>[    0.008315] 0xfffffe000005e000-0xfffffe000005f000           4K     ro                     x  pte
>[    0.008326] 0xfffffe000005f000-0xfffffe0000065000          24K     RW                     NX pte
>[    0.008338] 0xfffffe0000065000-0xfffffe0000085000         128K                               pte
>[    0.008342] 0xfffffe0000085000-0xfffffe0000086000           4K     ro                     NX pte
>[    0.008353] 0xfffffe0000086000-0xfffffe0000087000           4K     RW                     NX pte
>[    0.008364] 0xfffffe0000087000-0xfffffe000008a000          12K     ro                     NX pte
>[    0.008375] 0xfffffe000008a000-0xfffffe000008b000           4K     ro                     x  pte
>[    0.008386] 0xfffffe000008b000-0xfffffe0000091000          24K     RW                     NX pte
>[    0.008397] 0xfffffe0000091000-0xfffffe00000b1000         128K                               pte
>[    0.008402] 0xfffffe00000b1000-0xfffffe00000b2000           4K     ro                     NX pte
>[    0.008413] 0xfffffe00000b2000-0xfffffe00000b3000           4K     RW                     NX pte
>[    0.008424] 0xfffffe00000b3000-0xfffffe00000b6000          12K     ro                     NX pte
>[    0.008435] 0xfffffe00000b6000-0xfffffe00000b7000           4K     ro                     x  pte
>[    0.008446] 0xfffffe00000b7000-0xfffffe00000bd000          24K     RW                     NX pte
>[    0.008457] 0xfffffe00000bd000-0xfffffe00000dd000         128K                               pte
>[    0.008461] 0xfffffe00000dd000-0xfffffe00000de000           4K     ro                     NX pte
>[    0.008472] 0xfffffe00000de000-0xfffffe00000df000           4K     RW                     NX pte
>[    0.008483] 0xfffffe00000df000-0xfffffe00000e2000          12K     ro                     NX pte
>[    0.008494] 0xfffffe00000e2000-0xfffffe00000e3000           4K     ro                     x  pte
>[    0.008506] 0xfffffe00000e3000-0xfffffe00000e9000          24K     RW                     NX pte
>[    0.008517] 0xfffffe00000e9000-0xfffffe0000109000         128K                               pte
>[    0.008521] 0xfffffe0000109000-0xfffffe000010a000           4K     ro                     NX pte
>[    0.008532] 0xfffffe000010a000-0xfffffe000010b000           4K     RW                     NX pte
>[    0.008543] 0xfffffe000010b000-0xfffffe000010e000          12K     ro                     NX pte
>[    0.008554] 0xfffffe000010e000-0xfffffe000010f000           4K     ro                     x  pte
>[    0.008565] 0xfffffe000010f000-0xfffffe0000115000          24K     RW                     NX pte
>[    0.008576] 0xfffffe0000115000-0xfffffe0000135000         128K                               pte
>[    0.008581] 0xfffffe0000135000-0xfffffe0000136000           4K     ro                     NX pte
>[    0.008592] 0xfffffe0000136000-0xfffffe0000137000           4K     RW                     NX pte
>[    0.008603] 0xfffffe0000137000-0xfffffe000013a000          12K     ro                     NX pte
>[    0.008614] 0xfffffe000013a000-0xfffffe000013b000           4K     ro                     x  pte
>[    0.008625] 0xfffffe000013b000-0xfffffe0000141000          24K     RW                     NX pte
>[    0.008636] 0xfffffe0000141000-0xfffffe0000161000         128K                               pte
>[    0.008641] 0xfffffe0000161000-0xfffffe0000200000         636K                               pte
>[    0.008647] 0xfffffe0000200000-0xfffffe0040000000        1022M                               pmd
>[    0.008653] 0xfffffe0040000000-0xfffffe8000000000         511G                               pud
>[    0.008657] ---[ LDT remap ]---
>[    0.008658] 0xfffffe8000000000-0xffffff0000000000         512G                               pgd
>[    0.008662] ---[ ESPfix Area ]---
>[    0.008665] 0xffffff0000000000-0xffffff7e00000000         504G                               pud
>[    0.008669] 0xffffff7e00000000-0xffffff7e0000d000          52K                               pte
>[    0.008674] 0xffffff7e0000d000-0xffffff7e0000e000           4K     ro                     NX pte
>[    0.008685] 0xffffff7e0000e000-0xffffff7e0001d000          60K                               pte
>[    0.008689] 0xffffff7e0001d000-0xffffff7e0001e000           4K     ro                     NX pte
>[    0.008700] 0xffffff7e0001e000-0xffffff7e0002d000          60K                               pte
>[    0.008704] 0xffffff7e0002d000-0xffffff7e0002e000           4K     ro                     NX pte
>[    0.008715] 0xffffff7e0002e000-0xffffff7e0003d000          60K                               pte
>[    0.008720] 0xffffff7e0003d000-0xffffff7e0003e000           4K     ro                     NX pte
>[    0.008731] 0xffffff7e0003e000-0xffffff7e0004d000          60K                               pte
>[    0.008735] 0xffffff7e0004d000-0xffffff7e0004e000           4K     ro                     NX pte
>[    0.008746] 0xffffff7e0004e000-0xffffff7e0005d000          60K                               pte
>[    0.008750] 0xffffff7e0005d000-0xffffff7e0005e000           4K     ro                     NX pte
>[    0.008762] 0xffffff7e0005e000-0xffffff7e0006d000          60K                               pte
>[    0.008766] 0xffffff7e0006d000-0xffffff7e0006e000           4K     ro                     NX pte
>[    0.008777] 0xffffff7e0006e000-0xffffff7e0007d000          60K                               pte
>[    0.011959] ... 131059 entries skipped ... 
>[    0.011961] ---[ EFI Runtime Services ]---
>[    0.011962] 0xffffffef00000000-0xfffffffec0000000          63G                               pud
>[    0.011967] 0xfffffffec0000000-0xfffffffee7a00000         634M                               pmd
>[    0.011972] 0xfffffffee7a00000-0xfffffffee7a08000          32K     RW                     x  pte
>[    0.011983] 0xfffffffee7a08000-0xfffffffee7a5f000         348K                               pte
>[    0.011987] 0xfffffffee7a5f000-0xfffffffee7a9f000         256K     RW                     x  pte
>[    0.012001] 0xfffffffee7a9f000-0xfffffffee7aa6000          28K                               pte
>[    0.012007] 0xfffffffee7aa6000-0xfffffffee7e00000        3432K     RW                     x  pte
>[    0.012019] 0xfffffffee7e00000-0xfffffffee8400000           6M     RW         PSE         x  pmd
>[    0.012031] 0xfffffffee8400000-0xfffffffee8600000           2M     RW                     x  pte
>[    0.012042] 0xfffffffee8600000-0xfffffffee8a00000           4M     RW         PSE         x  pmd
>[    0.012054] 0xfffffffee8a00000-0xfffffffee8b10000        1088K     RW                     x  pte
>[    0.012065] 0xfffffffee8b10000-0xfffffffee8b2b000         108K                               pte
>[    0.012069] 0xfffffffee8b2b000-0xfffffffee8b6e000         268K     RW                     x  pte
>[    0.012080] 0xfffffffee8b6e000-0xfffffffee8b7e000          64K                               pte
>[    0.012085] 0xfffffffee8b7e000-0xfffffffee8bb1000         204K     RW                     x  pte
>[    0.012096] 0xfffffffee8bb1000-0xfffffffee8bbe000          52K                               pte
>[    0.012100] 0xfffffffee8bbe000-0xfffffffee8c1c000         376K     RW                     x  pte
>[    0.012111] 0xfffffffee8c1c000-0xfffffffee8c35000         100K                               pte
>[    0.012116] 0xfffffffee8c35000-0xfffffffee8c8f000         360K     RW                     x  pte
>[    0.012127] 0xfffffffee8c8f000-0xfffffffee8ca5000          88K                               pte
>[    0.012132] 0xfffffffee8ca5000-0xfffffffee8d15000         448K     RW                     x  pte
>[    0.012143] 0xfffffffee8d15000-0xfffffffee8d46000         196K                               pte
>[    0.012147] 0xfffffffee8d46000-0xfffffffee8dbc000         472K     RW                     x  pte
>[    0.012159] 0xfffffffee8dbc000-0xfffffffee8dea000         184K                               pte
>[    0.012163] 0xfffffffee8dea000-0xfffffffee8e04000         104K     RW                     x  pte
>[    0.012175] 0xfffffffee8e04000-0xfffffffee8ef2000         952K                               pte
>[    0.012179] 0xfffffffee8ef2000-0xfffffffee8ef4000           8K     RW                     x  pte
>[    0.012190] 0xfffffffee8ef4000-0xfffffffee8ef7000          12K                               pte
>[    0.012194] 0xfffffffee8ef7000-0xfffffffee8ef8000           4K     RW                     x  pte
>[    0.012205] 0xfffffffee8ef8000-0xfffffffee8efc000          16K                               pte
>[    0.012209] 0xfffffffee8efc000-0xfffffffee8efd000           4K     RW                     x  pte
>[    0.012221] 0xfffffffee8efd000-0xfffffffee8f1d000         128K                               pte
>[    0.012225] 0xfffffffee8f1d000-0xfffffffee8f1e000           4K     RW                     x  pte
>[    0.012237] 0xfffffffee8f1e000-0xfffffffee902b000        1076K                               pte
>[    0.012241] 0xfffffffee902b000-0xfffffffee902c000           4K     RW                     x  pte
>[    0.012252] 0xfffffffee902c000-0xfffffffee902e000           8K                               pte
>[    0.012256] 0xfffffffee902e000-0xfffffffee9057000         164K     RW                     x  pte
>[    0.012267] 0xfffffffee9057000-0xfffffffee9082000         172K                               pte
>[    0.012272] 0xfffffffee9082000-0xfffffffee9083000           4K     RW                     x  pte
>[    0.012283] 0xfffffffee9083000-0xfffffffee90b7000         208K                               pte
>[    0.012287] 0xfffffffee90b7000-0xfffffffee90b8000           4K     RW                     x  pte
>[    0.012299] 0xfffffffee90b8000-0xfffffffee9114000         368K                               pte
>[    0.012303] 0xfffffffee9114000-0xfffffffee9115000           4K     RW                     x  pte
>[    0.012314] 0xfffffffee9115000-0xfffffffee915b000         280K                               pte
>[    0.012318] 0xfffffffee915b000-0xfffffffee915c000           4K     RW                     x  pte
>[    0.012330] 0xfffffffee915c000-0xfffffffee91d0000         464K                               pte
>[    0.012334] 0xfffffffee91d0000-0xfffffffee9277000         668K     RW                     x  pte
>[    0.012346] 0xfffffffee9277000-0xfffffffee92be000         284K                               pte
>[    0.012350] 0xfffffffee92be000-0xfffffffee92c1000          12K     RW                     x  pte
>[    0.012362] 0xfffffffee92c1000-0xfffffffee93f9000        1248K                               pte
>[    0.012366] 0xfffffffee93f9000-0xfffffffee9422000         164K     RW                     x  pte
>[    0.012378] 0xfffffffee9422000-0xfffffffee94d7000         724K                               pte
>[    0.012382] 0xfffffffee94d7000-0xfffffffee95b0000         868K     RW                     x  pte
>[    0.012394] 0xfffffffee95b0000-0xfffffffee963f000         572K                               pte
>[    0.012398] 0xfffffffee963f000-0xfffffffee96c8000         548K     RW                     x  pte
>[    0.012409] 0xfffffffee96c8000-0xfffffffee96d8000          64K                               pte
>[    0.012414] 0xfffffffee96d8000-0xfffffffee970b000         204K     RW                     x  pte
>[    0.012425] 0xfffffffee970b000-0xfffffffee9718000          52K                               pte
>[    0.012429] 0xfffffffee9718000-0xfffffffee9778000         384K     RW                     x  pte
>[    0.012441] 0xfffffffee9778000-0xfffffffee9791000         100K                               pte
>[    0.012445] 0xfffffffee9791000-0xfffffffee97ea000         356K     RW                     x  pte
>[    0.012456] 0xfffffffee97ea000-0xfffffffee9800000          88K                               pte
>[    0.012461] 0xfffffffee9800000-0xfffffffee9918000        1120K     RW                     x  pte
>[    0.012472] 0xfffffffee9918000-0xfffffffee9946000         184K                               pte
>[    0.012477] 0xfffffffee9946000-0xfffffffee9965000         124K     RW                     x  pte
>[    0.012488] 0xfffffffee9965000-0xfffffffee9975000          64K                               pte
>[    0.012492] 0xfffffffee9975000-0xfffffffee99d8000         396K     RW                     x  pte
>[    0.012503] 0xfffffffee99d8000-0xfffffffee99f4000         112K                               pte
>[    0.012508] 0xfffffffee99f4000-0xfffffffee9a9c000         672K     RW                     x  pte
>[    0.012519] 0xfffffffee9a9c000-0xfffffffee9aac000          64K                               pte
>[    0.012524] 0xfffffffee9aac000-0xfffffffee9adf000         204K     RW                     x  pte
>[    0.012535] 0xfffffffee9adf000-0xfffffffee9aec000          52K                               pte
>[    0.012539] 0xfffffffee9aec000-0xfffffffee9b49000         372K     RW                     x  pte
>[    0.012550] 0xfffffffee9b49000-0xfffffffee9b62000         100K                               pte
>[    0.012555] 0xfffffffee9b62000-0xfffffffee9bbc000         360K     RW                     x  pte
>[    0.012566] 0xfffffffee9bbc000-0xfffffffee9bd2000          88K                               pte
>[    0.012571] 0xfffffffee9bd2000-0xfffffffee9c42000         448K     RW                     x  pte
>[    0.012582] 0xfffffffee9c42000-0xfffffffee9c73000         196K                               pte
>[    0.012586] 0xfffffffee9c73000-0xfffffffee9ce9000         472K     RW                     x  pte
>[    0.012597] 0xfffffffee9ce9000-0xfffffffee9cf0000          28K                               pte
>[    0.012603] 0xfffffffee9cf0000-0xfffffffee9e68000        1504K     RW                     x  pte
>[    0.012614] 0xfffffffee9e68000-0xfffffffee9e6b000          12K                               pte
>[    0.012619] 0xfffffffee9e6b000-0xfffffffee9f8a000        1148K     RW                     x  pte
>[    0.012630] 0xfffffffee9f8a000-0xfffffffee9f93000          36K                               pte
>[    0.012635] 0xfffffffee9f93000-0xfffffffeea19a000        2076K     RW                     x  pte
>[    0.012646] 0xfffffffeea19a000-0xfffffffeea19d000          12K                               pte
>[    0.012651] 0xfffffffeea19d000-0xfffffffeea2e0000        1292K     RW                     x  pte
>[    0.012662] 0xfffffffeea2e0000-0xfffffffeea2e9000          36K                               pte
>[    0.012667] 0xfffffffeea2e9000-0xfffffffeea352000         420K     RW                     x  pte
>[    0.012678] 0xfffffffeea352000-0xfffffffeea35b000          36K                               pte
>[    0.012683] 0xfffffffeea35b000-0xfffffffeea3da000         508K     RW                     x  pte
>[    0.012694] 0xfffffffeea3da000-0xfffffffeea3dd000          12K                               pte
>[    0.012698] 0xfffffffeea3dd000-0xfffffffeea481000         656K     RW                     x  pte
>[    0.012709] 0xfffffffeea481000-0xfffffffeea486000          20K                               pte
>[    0.012714] 0xfffffffeea486000-0xfffffffeea5a7000        1156K     RW                     x  pte
>[    0.012726] 0xfffffffeea5a7000-0xfffffffeea5a8000           4K                               pte
>[    0.012731] 0xfffffffeea5a8000-0xfffffffeea759000        1732K     RW                     x  pte
>[    0.012742] 0xfffffffeea759000-0xfffffffeea762000          36K                               pte
>[    0.012747] 0xfffffffeea762000-0xfffffffeea7df000         500K     RW                     x  pte
>[    0.012758] 0xfffffffeea7df000-0xfffffffeea7e2000          12K                               pte
>[    0.012762] 0xfffffffeea7e2000-0xfffffffeea887000         660K     RW                     x  pte
>[    0.012773] 0xfffffffeea887000-0xfffffffeea88f000          32K                               pte
>[    0.012778] 0xfffffffeea88f000-0xfffffffeea9e4000        1364K     RW                     x  pte
>[    0.012790] 0xfffffffeea9e4000-0xfffffffeea9ee000          40K                               pte
>[    0.012794] 0xfffffffeea9ee000-0xfffffffeeaa72000         528K     RW                     x  pte
>[    0.012805] 0xfffffffeeaa72000-0xfffffffeeaa75000          12K                               pte
>[    0.012810] 0xfffffffeeaa75000-0xfffffffeeaa7b000          24K     RW                     x  pte
>[    0.012821] 0xfffffffeeaa7b000-0xfffffffeeaa83000          32K                               pte
>[    0.012825] 0xfffffffeeaa83000-0xfffffffeeab50000         820K     RW                     x  pte
>[    0.012836] 0xfffffffeeab50000-0xfffffffeeab55000          20K                               pte
>[    0.012841] 0xfffffffeeab55000-0xfffffffeeab5a000          20K     RW                     x  pte
>[    0.012852] 0xfffffffeeab5a000-0xfffffffeeab60000          24K                               pte
>[    0.012856] 0xfffffffeeab60000-0xfffffffeeab65000          20K     RW                     x  pte
>[    0.012867] 0xfffffffeeab65000-0xfffffffeeab6f000          40K                               pte
>[    0.012872] 0xfffffffeeab6f000-0xfffffffeeac00000         580K     RW                     x  pte
>[    0.012883] 0xfffffffeeac00000-0xfffffffeeb400000           8M     RW         PSE         x  pmd
>[    0.012894] 0xfffffffeeb400000-0xfffffffeeb42d000         180K     RW                     x  pte
>[    0.012905] 0xfffffffeeb42d000-0xfffffffeeb42e000           4K                               pte
>[    0.012909] 0xfffffffeeb42e000-0xfffffffeeb42f000           4K     RW                     x  pte
>[    0.012920] 0xfffffffeeb42f000-0xfffffffeeb431000           8K                               pte
>[    0.012926] 0xfffffffeeb431000-0xfffffffeeb600000        1852K     RW                     x  pte
>[    0.012937] 0xfffffffeeb600000-0xfffffffef4c00000         150M     RW         PSE         x  pmd
>[    0.012949] 0xfffffffef4c00000-0xfffffffef4c72000         456K     RW                     x  pte
>[    0.012960] 0xfffffffef4c72000-0xfffffffef4c75000          12K                               pte
>[    0.012964] 0xfffffffef4c75000-0xfffffffef4c7e000          36K     RW                     x  pte
>[    0.012975] 0xfffffffef4c7e000-0xfffffffef4c81000          12K                               pte
>[    0.012979] 0xfffffffef4c81000-0xfffffffef4c89000          32K     RW                     x  pte
>[    0.012990] 0xfffffffef4c89000-0xfffffffef4c8c000          12K                               pte
>[    0.012995] 0xfffffffef4c8c000-0xfffffffef4c95000          36K     RW                     x  pte
>[    0.013009] 0xfffffffef4c95000-0xfffffffef4c98000          12K                               pte
>[    0.013014] 0xfffffffef4c98000-0xfffffffef4e00000        1440K     RW                     x  pte
>[    0.013025] 0xfffffffef4e00000-0xfffffffef6800000          26M     RW         PSE         x  pmd
>[    0.013037] 0xfffffffef6800000-0xfffffffef6903000        1036K     RW                     x  pte
>[    0.013048] 0xfffffffef6903000-0xfffffffef6991000         568K                               pte
>[    0.013053] 0xfffffffef6991000-0xfffffffef6a00000         444K     RW                     x  pte
>[    0.013064] 0xfffffffef6a00000-0xfffffffef6c00000           2M     RW         PSE         x  pmd
>[    0.013075] 0xfffffffef6c00000-0xfffffffef6c88000         544K     RW                     x  pte
>[    0.013087] 0xfffffffef6c88000-0xfffffffef6dee000        1432K                               pte
>[    0.013092] 0xfffffffef6dee000-0xfffffffef6e00000          72K     RW                     x  pte
>[    0.013103] 0xfffffffef6e00000-0xfffffffefaa00000          60M     RW         PSE         x  pmd
>[    0.013115] 0xfffffffefaa00000-0xfffffffefac00000           2M     RW                     x  pte
>[    0.013126] 0xfffffffefac00000-0xfffffffefec00000          64M     RW     PCD PSE         x  pmd
>[    0.013137] 0xfffffffefec00000-0xfffffffefec01000           4K     RW     PCD             x  pte
>[    0.013149] 0xfffffffefec01000-0xfffffffefed00000        1020K                               pte
>[    0.013153] 0xfffffffefed00000-0xfffffffefed04000          16K     RW     PCD             x  pte
>[    0.013164] 0xfffffffefed04000-0xfffffffefed1c000          96K                               pte
>[    0.013169] 0xfffffffefed1c000-0xfffffffefed20000          16K     RW     PCD             x  pte
>[    0.013180] 0xfffffffefed20000-0xfffffffefee00000         896K                               pte
>[    0.013185] 0xfffffffefee00000-0xfffffffefee01000           4K     RW     PCD             x  pte
>[    0.013197] 0xfffffffefee01000-0xfffffffeff000000        2044K                               pte
>[    0.013201] 0xfffffffeff000000-0xffffffff00000000          16M     RW     PCD PSE         x  pmd
>[    0.013212] 0xffffffff00000000-0xffffffff80000000           2G                               pud
>[    0.013217] ---[ High Kernel Mapping ]---
>[    0.013218] 0xffffffff80000000-0xffffffff8f000000         240M                               pmd
>[    0.013223] 0xffffffff8f000000-0xffffffff92200000          50M     RW         PSE     GLB x  pmd
>[    0.013235] 0xffffffff92200000-0xffffffffc0000000         734M                               pmd
>[    0.013239] ---[ Modules ]---
>[    0.013242] 0xffffffffc0000000-0xffffffffff000000        1008M                               pmd
>[    0.013246] ---[ End Modules ]---
>[    0.013247] 0xffffffffff000000-0xffffffffff200000           2M                               pmd
>[    0.013254] 0xffffffffff200000-0xffffffffff576000        3544K                               pte
>[    0.013258] ---[ Fixmap Area ]---
>[    0.013260] 0xffffffffff576000-0xffffffffff5fb000         532K                               pte
>[    0.013264] 0xffffffffff5fb000-0xffffffffff5fd000           8K     RW PWT PCD             NX pte
>[    0.013275] 0xffffffffff5fd000-0xffffffffff600000          12K                               pte
>[    0.013279] 0xffffffffff600000-0xffffffffff601000           4K USR ro                     NX pte
>[    0.013292] 0xffffffffff601000-0xffffffffff800000        2044K                               pte
>[    0.013296] 0xffffffffff800000-0x0000000000000000           8M                               pmd
>[    0.013346] Security Framework initialized
>[    0.013348] Yama: becoming mindful.
>[    0.013356] SELinux:  Initializing.
>[    0.013396] SELinux:  Starting in permissive mode
>[    0.019823] Dentry cache hash table entries: 4194304 (order: 13, 33554432 bytes)
>[    0.023043] Inode-cache hash table entries: 2097152 (order: 12, 16777216 bytes)
>[    0.023169] Mount-cache hash table entries: 65536 (order: 7, 524288 bytes)
>[    0.023272] Mountpoint-cache hash table entries: 65536 (order: 7, 524288 bytes)
>[    0.023705] CPU: Physical Processor ID: 0
>[    0.023706] CPU: Processor Core ID: 0
>[    0.023713] mce: CPU supports 9 MCE banks
>[    0.023725] CPU0: Thermal monitoring enabled (TM1)
>[    0.023738] process: using mwait in idle threads
>[    0.023741] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024
>[    0.023742] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4
>[    0.023744] Spectre V2 : Mitigation: Full generic retpoline
>[    0.023745] Spectre V2 : Spectre v2 mitigation: Enabling Indirect Branch Prediction Barrier
>[    0.023746] Spectre V2 : Enabling Restricted Speculation for firmware calls
>[    0.024114] Freeing SMP alternatives memory: 28K
>[    0.052356] TSC deadline timer enabled
>[    0.052362] smpboot: CPU0: Intel(R) Core(TM) i7-4770 CPU @ 3.40GHz (family: 0x6, model: 0x3c, stepping: 0x3)
>[    0.052564] Performance Events: PEBS fmt2+, Haswell events, 16-deep LBR, full-width counters, Intel PMU driver.
>[    0.052603] ... version:                3
>[    0.052604] ... bit width:              48
>[    0.052606] ... generic registers:      4
>[    0.052607] ... value mask:             0000ffffffffffff
>[    0.052608] ... max period:             00007fffffffffff
>[    0.052609] ... fixed-purpose events:   3
>[    0.052611] ... event mask:             000000070000000f
>[    0.052714] Hierarchical SRCU implementation.
>[    0.053584] NMI watchdog: Enabled. Permanently consumes one hw-PMU counter.
>[    0.053630] smp: Bringing up secondary CPUs ...
>[    0.053921] x86: Booting SMP configuration:
>[    0.053926] .... node  #0, CPUs:      #1 #2 #3 #4 #5 #6 #7
>[    0.061532] smp: Brought up 1 node, 8 CPUs
>[    0.061532] smpboot: Max logical packages: 1
>[    0.061532] smpboot: Total of 8 processors activated (54278.75 BogoMIPS)
>[    0.063155] devtmpfs: initialized
>[    0.063155] x86/mm: Memory block size: 128MB
>[    0.070956] PM: Registering ACPI NVS region [mem 0xbd69f000-0xbd6a5fff] (28672 bytes)
>[    0.071009] PM: Registering ACPI NVS region [mem 0xdb932000-0xdb9edfff] (770048 bytes)
>[    0.071215] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns
>[    0.071215] futex hash table entries: 2048 (order: 6, 262144 bytes)
>[    0.071455] pinctrl core: initialized pinctrl subsystem
>[    0.072105] RTC time: 17:00:56, date: 03/21/18
>[    0.073021] NET: Registered protocol family 16
>[    0.073247] audit: initializing netlink subsys (disabled)
>[    0.073288] audit: type=2000 audit(1521651656.073:1): state=initialized audit_enabled=0 res=1
>[    0.073288] cpuidle: using governor menu
>[    0.073288] ACPI FADT declares the system doesn't support PCIe ASPM, so disable it
>[    0.073288] ACPI: bus type PCI registered
>[    0.073288] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5
>[    0.073299] PCI: MMCONFIG for domain 0000 [bus 00-3f] at [mem 0xf8000000-0xfbffffff] (base 0xf8000000)
>[    0.073303] PCI: MMCONFIG at [mem 0xf8000000-0xfbffffff] reserved in E820
>[    0.073310] pmd_set_huge: Cannot satisfy [mem 0xf8000000-0xf8200000] with a huge-page mapping due to MTRR override.
>[    0.073372] PCI: Using configuration type 1 for base access
>[    0.074012] core: PMU erratum BJ122, BV98, HSD29 worked around, HT is on
>[    0.079170] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages
>[    0.079170] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages
>[    0.079233] cryptd: max_cpu_qlen set to 1000
>[    0.080026] ACPI: Added _OSI(Module Device)
>[    0.080026] ACPI: Added _OSI(Processor Device)
>[    0.080026] ACPI: Added _OSI(3.0 _SCP Extensions)
>[    0.080026] ACPI: Added _OSI(Processor Aggregator Device)
>[    0.080026] ACPI: Executed 1 blocks of module-level executable AML code
>[    0.097529] ACPI: [Firmware Bug]: BIOS _OSI(Linux) query ignored
>[    0.100330] ACPI: Dynamic OEM Table Load:
>[    0.100330] ACPI: SSDT 0xFFFF8C5EF9065000 0003D3 (v01 PmRef  Cpu0Cst  00003001 INTL 20120711)
>[    0.100476] ACPI: Dynamic OEM Table Load:
>[    0.100488] ACPI: SSDT 0xFFFF8C5EF9B87000 0005AA (v01 PmRef  ApIst    00003000 INTL 20120711)
>[    0.102182] ACPI: Dynamic OEM Table Load:
>[    0.102193] ACPI: SSDT 0xFFFF8C5EF9B35800 000119 (v01 PmRef  ApCst    00003000 INTL 20120711)
>[    0.108163] ACPI: Interpreter enabled
>[    0.108209] ACPI: (supports S0 S3 S4 S5)
>[    0.108211] ACPI: Using IOAPIC for interrupt routing
>[    0.108264] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug
>[    0.109351] ACPI: Enabled 7 GPEs in block 00 to 3F
>[    0.140018] ACPI: Power Resource [FN00] (off)
>[    0.140287] ACPI: Power Resource [FN01] (off)
>[    0.140521] ACPI: Power Resource [FN02] (off)
>[    0.140752] ACPI: Power Resource [FN03] (off)
>[    0.140984] ACPI: Power Resource [FN04] (off)
>[    0.143933] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-3e])
>[    0.143939] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI]
>[    0.144503] acpi PNP0A08:00: _OSC: platform does not support [PCIeHotplug PME]
>[    0.144970] acpi PNP0A08:00: _OSC: OS now controls [AER PCIeCapability]
>[    0.144972] acpi PNP0A08:00: FADT indicates ASPM is unsupported, using BIOS configuration
>[    0.146322] PCI host bridge to bus 0000:00
>[    0.146325] pci_bus 0000:00: root bus resource [io  0x0000-0x0cf7 window]
>[    0.146328] pci_bus 0000:00: root bus resource [io  0x0d00-0xffff window]
>[    0.146330] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window]
>[    0.146332] pci_bus 0000:00: root bus resource [mem 0x000d0000-0x000d3fff window]
>[    0.146334] pci_bus 0000:00: root bus resource [mem 0x000d4000-0x000d7fff window]
>[    0.146336] pci_bus 0000:00: root bus resource [mem 0x000d8000-0x000dbfff window]
>[    0.146338] pci_bus 0000:00: root bus resource [mem 0x000dc000-0x000dffff window]
>[    0.146340] pci_bus 0000:00: root bus resource [mem 0xe0000000-0xfeafffff window]
>[    0.146342] pci_bus 0000:00: root bus resource [bus 00-3e]
>[    0.146364] pci 0000:00:00.0: [8086:0c00] type 00 class 0x060000
>[    0.146627] pci 0000:00:14.0: [8086:8c31] type 00 class 0x0c0330
>[    0.146649] pci 0000:00:14.0: reg 0x10: [mem 0xf7f00000-0xf7f0ffff 64bit]
>[    0.146717] pci 0000:00:14.0: PME# supported from D3hot D3cold
>[    0.146980] pci 0000:00:16.0: [8086:8c3a] type 00 class 0x078000
>[    0.147004] pci 0000:00:16.0: reg 0x10: [mem 0xf7f18000-0xf7f1800f 64bit]
>[    0.147075] pci 0000:00:16.0: PME# supported from D0 D3hot D3cold
>[    0.147273] pci 0000:00:1b.0: [8086:8c20] type 00 class 0x040300
>[    0.147293] pci 0000:00:1b.0: reg 0x10: [mem 0xf7f10000-0xf7f13fff 64bit]
>[    0.147361] pci 0000:00:1b.0: PME# supported from D0 D3hot D3cold
>[    0.147564] pci 0000:00:1c.0: [8086:8c10] type 01 class 0x060400
>[    0.147644] pci 0000:00:1c.0: PME# supported from D0 D3hot D3cold
>[    0.147976] pci 0000:00:1c.2: [8086:8c14] type 01 class 0x060400
>[    0.148058] pci 0000:00:1c.2: PME# supported from D0 D3hot D3cold
>[    0.148389] pci 0000:00:1c.3: [8086:8c16] type 01 class 0x060400
>[    0.148469] pci 0000:00:1c.3: PME# supported from D0 D3hot D3cold
>[    0.148796] pci 0000:00:1c.4: [8086:8c18] type 01 class 0x060400
>[    0.148876] pci 0000:00:1c.4: PME# supported from D0 D3hot D3cold
>[    0.149216] pci 0000:00:1f.0: [8086:8c44] type 00 class 0x060100
>[    0.149511] pci 0000:00:1f.2: [8086:8c02] type 00 class 0x010601
>[    0.149529] pci 0000:00:1f.2: reg 0x10: [io  0xf070-0xf077]
>[    0.149536] pci 0000:00:1f.2: reg 0x14: [io  0xf060-0xf063]
>[    0.149544] pci 0000:00:1f.2: reg 0x18: [io  0xf050-0xf057]
>[    0.149551] pci 0000:00:1f.2: reg 0x1c: [io  0xf040-0xf043]
>[    0.149559] pci 0000:00:1f.2: reg 0x20: [io  0xf020-0xf03f]
>[    0.149566] pci 0000:00:1f.2: reg 0x24: [mem 0xf7f16000-0xf7f167ff]
>[    0.149608] pci 0000:00:1f.2: PME# supported from D3hot
>[    0.149800] pci 0000:00:1f.3: [8086:8c22] type 00 class 0x0c0500
>[    0.149819] pci 0000:00:1f.3: reg 0x10: [mem 0xf7f15000-0xf7f150ff 64bit]
>[    0.149839] pci 0000:00:1f.3: reg 0x20: [io  0xf000-0xf01f]
>[    0.150205] acpiphp: Slot [1] registered
>[    0.150212] pci 0000:00:1c.0: PCI bridge to [bus 01]
>[    0.150342] pci 0000:02:00.0: [10ec:8168] type 00 class 0x020000
>[    0.150373] pci 0000:02:00.0: reg 0x10: [io  0xe000-0xe0ff]
>[    0.150402] pci 0000:02:00.0: reg 0x18: [mem 0xf7e00000-0xf7e00fff 64bit]
>[    0.150421] pci 0000:02:00.0: reg 0x20: [mem 0xf0300000-0xf0303fff 64bit pref]
>[    0.150528] pci 0000:02:00.0: supports D1 D2
>[    0.150530] pci 0000:02:00.0: PME# supported from D0 D1 D2 D3hot D3cold
>[    0.153027] pci 0000:00:1c.2: PCI bridge to [bus 02]
>[    0.153031] pci 0000:00:1c.2:   bridge window [io  0xe000-0xefff]
>[    0.153035] pci 0000:00:1c.2:   bridge window [mem 0xf7e00000-0xf7efffff]
>[    0.153040] pci 0000:00:1c.2:   bridge window [mem 0xf0300000-0xf03fffff 64bit pref]
>[    0.153167] pci 0000:03:00.0: [8086:244e] type 01 class 0x060401
>[    0.153309] pci 0000:03:00.0: supports D1 D2
>[    0.153311] pci 0000:03:00.0: PME# supported from D0 D1 D2 D3hot D3cold
>[    0.153412] pci 0000:00:1c.3: PCI bridge to [bus 03-04]
>[    0.153569] pci 0000:03:00.0: PCI bridge to [bus 04] (subtractive decode)
>[    0.153726] pci 0000:05:00.0: [1022:1470] type 01 class 0x060400
>[    0.153760] pci 0000:05:00.0: reg 0x10: [mem 0xf7d00000-0xf7d03fff]
>[    0.153797] pci 0000:05:00.0: enabling Extended Tags
>[    0.153893] pci 0000:05:00.0: PME# supported from D0 D3hot D3cold
>[    0.157026] pci 0000:00:1c.4: PCI bridge to [bus 05-07]
>[    0.157030] pci 0000:00:1c.4:   bridge window [io  0xd000-0xdfff]
>[    0.157034] pci 0000:00:1c.4:   bridge window [mem 0xf7c00000-0xf7dfffff]
>[    0.157039] pci 0000:00:1c.4:   bridge window [mem 0xe0000000-0xf01fffff 64bit pref]
>[    0.157128] pci 0000:06:00.0: [1022:1471] type 01 class 0x060400
>[    0.157195] pci 0000:06:00.0: enabling Extended Tags
>[    0.157281] pci 0000:06:00.0: PME# supported from D0 D3hot D3cold
>[    0.157429] pci 0000:05:00.0: PCI bridge to [bus 06-07]
>[    0.157436] pci 0000:05:00.0:   bridge window [io  0xd000-0xdfff]
>[    0.157441] pci 0000:05:00.0:   bridge window [mem 0xf7c00000-0xf7cfffff]
>[    0.157448] pci 0000:05:00.0:   bridge window [mem 0xe0000000-0xf01fffff 64bit pref]
>[    0.157531] pci 0000:07:00.0: [1002:687f] type 00 class 0x030000
>[    0.157574] pci 0000:07:00.0: reg 0x10: [mem 0xe0000000-0xefffffff 64bit pref]
>[    0.157591] pci 0000:07:00.0: reg 0x18: [mem 0xf0000000-0xf01fffff 64bit pref]
>[    0.157603] pci 0000:07:00.0: reg 0x20: [io  0xd000-0xd0ff]
>[    0.157614] pci 0000:07:00.0: reg 0x24: [mem 0xf7c00000-0xf7c7ffff]
>[    0.157626] pci 0000:07:00.0: reg 0x30: [mem 0xf7c80000-0xf7c9ffff pref]
>[    0.157636] pci 0000:07:00.0: enabling Extended Tags
>[    0.157663] pci 0000:07:00.0: BAR 0: assigned to efifb
>[    0.157746] pci 0000:07:00.0: PME# supported from D1 D2 D3hot D3cold
>[    0.157876] pci 0000:07:00.1: [1002:aaf8] type 00 class 0x040300
>[    0.157906] pci 0000:07:00.1: reg 0x10: [mem 0xf7ca0000-0xf7ca3fff]
>[    0.157974] pci 0000:07:00.1: enabling Extended Tags
>[    0.158066] pci 0000:07:00.1: PME# supported from D1 D2 D3hot D3cold
>[    0.158230] pci 0000:06:00.0: PCI bridge to [bus 07]
>[    0.158237] pci 0000:06:00.0:   bridge window [io  0xd000-0xdfff]
>[    0.158242] pci 0000:06:00.0:   bridge window [mem 0xf7c00000-0xf7cfffff]
>[    0.158249] pci 0000:06:00.0:   bridge window [mem 0xe0000000-0xf01fffff 64bit pref]
>[    0.160568] ACPI: PCI Interrupt Link [LNKA] (IRQs 3 4 5 6 10 *11 12 14 15)
>[    0.160724] ACPI: PCI Interrupt Link [LNKB] (IRQs 3 4 5 6 *10 11 12 14 15)
>[    0.160875] ACPI: PCI Interrupt Link [LNKC] (IRQs 3 4 5 6 10 *11 12 14 15)
>[    0.161031] ACPI: PCI Interrupt Link [LNKD] (IRQs 3 4 5 6 *10 11 12 14 15)
>[    0.161182] ACPI: PCI Interrupt Link [LNKE] (IRQs 3 4 5 6 10 11 12 14 15) *0, disabled.
>[    0.161334] ACPI: PCI Interrupt Link [LNKF] (IRQs 3 4 5 6 10 11 12 14 15) *0, disabled.
>[    0.161486] ACPI: PCI Interrupt Link [LNKG] (IRQs *3 4 5 6 10 11 12 14 15)
>[    0.161636] ACPI: PCI Interrupt Link [LNKH] (IRQs 3 4 5 6 10 11 12 14 15) *0, disabled.
>[    0.162741] pci 0000:07:00.0: vgaarb: setting as boot VGA device
>[    0.162741] pci 0000:07:00.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none
>[    0.162741] pci 0000:07:00.0: vgaarb: bridge control possible
>[    0.162741] vgaarb: loaded
>[    0.163029] SCSI subsystem initialized
>[    0.163142] libata version 3.00 loaded.
>[    0.163142] ACPI: bus type USB registered
>[    0.163142] usbcore: registered new interface driver usbfs
>[    0.163142] usbcore: registered new interface driver hub
>[    0.163200] usbcore: registered new device driver usb
>[    0.163291] EDAC MC: Ver: 3.0.0
>[    0.163291] Registered efivars operations
>[    0.166975] PCI: Using ACPI for IRQ routing
>[    0.168284] PCI: pci_cache_line_size set to 64 bytes
>[    0.168334] e820: reserve RAM buffer [mem 0x00058000-0x0005ffff]
>[    0.168341] e820: reserve RAM buffer [mem 0x0009f000-0x0009ffff]
>[    0.168344] e820: reserve RAM buffer [mem 0xbd355018-0xbfffffff]
>[    0.168346] e820: reserve RAM buffer [mem 0xbd36f018-0xbfffffff]
>[    0.168348] e820: reserve RAM buffer [mem 0xbd69f000-0xbfffffff]
>[    0.168350] e820: reserve RAM buffer [mem 0xbe17c000-0xbfffffff]
>[    0.168352] e820: reserve RAM buffer [mem 0xdb488000-0xdbffffff]
>[    0.168354] e820: reserve RAM buffer [mem 0xdb932000-0xdbffffff]
>[    0.168356] e820: reserve RAM buffer [mem 0xdf800000-0xdfffffff]
>[    0.168358] e820: reserve RAM buffer [mem 0x81f000000-0x81fffffff]
>[    0.168665] NetLabel: Initializing
>[    0.168667] NetLabel:  domain hash size = 128
>[    0.168668] NetLabel:  protocols = UNLABELED CIPSOv4 CALIPSO
>[    0.168698] NetLabel:  unlabeled traffic allowed by default
>[    0.168826] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0, 0, 0, 0, 0, 0
>[    0.168826] hpet0: 8 comparators, 64-bit 14.318180 MHz counter
>[    0.170056] clocksource: Switched to clocksource tsc-early
>[    0.211277] VFS: Disk quotas dquot_6.6.0
>[    0.211312] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
>[    0.211500] pnp: PnP ACPI init
>[    0.211690] system 00:00: [mem 0xfed40000-0xfed44fff] has been reserved
>[    0.211710] system 00:00: Plug and Play ACPI device, IDs PNP0c01 (active)
>[    0.212134] system 00:01: [io  0x0680-0x069f] has been reserved
>[    0.212137] system 00:01: [io  0xffff] has been reserved
>[    0.212139] system 00:01: [io  0xffff] has been reserved
>[    0.212142] system 00:01: [io  0xffff] has been reserved
>[    0.212144] system 00:01: [io  0x1c00-0x1cfe] has been reserved
>[    0.212147] system 00:01: [io  0x1d00-0x1dfe] has been reserved
>[    0.212149] system 00:01: [io  0x1e00-0x1efe] has been reserved
>[    0.212152] system 00:01: [io  0x1f00-0x1ffe] has been reserved
>[    0.212155] system 00:01: [io  0x1800-0x18fe] has been reserved
>[    0.212157] system 00:01: [io  0x164e-0x164f] has been reserved
>[    0.212165] system 00:01: Plug and Play ACPI device, IDs PNP0c02 (active)
>[    0.212216] pnp 00:02: Plug and Play ACPI device, IDs PNP0b00 (active)
>[    0.212332] system 00:03: [io  0x1854-0x1857] has been reserved
>[    0.212339] system 00:03: Plug and Play ACPI device, IDs INT3f0d PNP0c02 (active)
>[    0.212645] system 00:04: [io  0x0a00-0x0a0f] has been reserved
>[    0.212648] system 00:04: [io  0x0a30-0x0a3f] has been reserved
>[    0.212650] system 00:04: [io  0x0a20-0x0a2f] has been reserved
>[    0.212658] system 00:04: Plug and Play ACPI device, IDs PNP0c02 (active)
>[    0.213252] pnp 00:05: [dma 0 disabled]
>[    0.213322] pnp 00:05: Plug and Play ACPI device, IDs PNP0501 (active)
>[    0.214103] pnp 00:06: [dma 3]
>[    0.214365] pnp 00:06: Plug and Play ACPI device, IDs PNP0401 (active)
>[    0.214474] system 00:07: [io  0x04d0-0x04d1] has been reserved
>[    0.214481] system 00:07: Plug and Play ACPI device, IDs PNP0c02 (active)
>[    0.215521] system 00:08: [mem 0xfed1c000-0xfed1ffff] has been reserved
>[    0.215524] system 00:08: [mem 0xfed10000-0xfed17fff] has been reserved
>[    0.215526] system 00:08: [mem 0xfed18000-0xfed18fff] has been reserved
>[    0.215529] system 00:08: [mem 0xfed19000-0xfed19fff] has been reserved
>[    0.215532] system 00:08: [mem 0xf8000000-0xfbffffff] has been reserved
>[    0.215534] system 00:08: [mem 0xfed20000-0xfed3ffff] has been reserved
>[    0.215540] system 00:08: [mem 0xfed90000-0xfed93fff] could not be reserved
>[    0.215543] system 00:08: [mem 0xfed45000-0xfed8ffff] has been reserved
>[    0.215546] system 00:08: [mem 0xff000000-0xffffffff] has been reserved
>[    0.215549] system 00:08: [mem 0xfee00000-0xfeefffff] could not be reserved
>[    0.215552] system 00:08: [mem 0xf7fee000-0xf7feefff] has been reserved
>[    0.215554] system 00:08: [mem 0xf7fd0000-0xf7fdffff] has been reserved
>[    0.215562] system 00:08: Plug and Play ACPI device, IDs PNP0c02 (active)
>[    0.216183] pnp: PnP ACPI: found 9 devices
>[    0.224130] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns
>[    0.224190] pci 0000:00:1c.0: PCI bridge to [bus 01]
>[    0.224200] pci 0000:00:1c.2: PCI bridge to [bus 02]
>[    0.224203] pci 0000:00:1c.2:   bridge window [io  0xe000-0xefff]
>[    0.224207] pci 0000:00:1c.2:   bridge window [mem 0xf7e00000-0xf7efffff]
>[    0.224211] pci 0000:00:1c.2:   bridge window [mem 0xf0300000-0xf03fffff 64bit pref]
>[    0.224216] pci 0000:03:00.0: PCI bridge to [bus 04]
>[    0.224237] pci 0000:00:1c.3: PCI bridge to [bus 03-04]
>[    0.224247] pci 0000:06:00.0: PCI bridge to [bus 07]
>[    0.224250] pci 0000:06:00.0:   bridge window [io  0xd000-0xdfff]
>[    0.224256] pci 0000:06:00.0:   bridge window [mem 0xf7c00000-0xf7cfffff]
>[    0.224260] pci 0000:06:00.0:   bridge window [mem 0xe0000000-0xf01fffff 64bit pref]
>[    0.224268] pci 0000:05:00.0: PCI bridge to [bus 06-07]
>[    0.224271] pci 0000:05:00.0:   bridge window [io  0xd000-0xdfff]
>[    0.224277] pci 0000:05:00.0:   bridge window [mem 0xf7c00000-0xf7cfffff]
>[    0.224281] pci 0000:05:00.0:   bridge window [mem 0xe0000000-0xf01fffff 64bit pref]
>[    0.224289] pci 0000:00:1c.4: PCI bridge to [bus 05-07]
>[    0.224291] pci 0000:00:1c.4:   bridge window [io  0xd000-0xdfff]
>[    0.224295] pci 0000:00:1c.4:   bridge window [mem 0xf7c00000-0xf7dfffff]
>[    0.224299] pci 0000:00:1c.4:   bridge window [mem 0xe0000000-0xf01fffff 64bit pref]
>[    0.224305] pci_bus 0000:00: resource 4 [io  0x0000-0x0cf7 window]
>[    0.224307] pci_bus 0000:00: resource 5 [io  0x0d00-0xffff window]
>[    0.224308] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window]
>[    0.224310] pci_bus 0000:00: resource 7 [mem 0x000d0000-0x000d3fff window]
>[    0.224312] pci_bus 0000:00: resource 8 [mem 0x000d4000-0x000d7fff window]
>[    0.224314] pci_bus 0000:00: resource 9 [mem 0x000d8000-0x000dbfff window]
>[    0.224315] pci_bus 0000:00: resource 10 [mem 0x000dc000-0x000dffff window]
>[    0.224317] pci_bus 0000:00: resource 11 [mem 0xe0000000-0xfeafffff window]
>[    0.224319] pci_bus 0000:02: resource 0 [io  0xe000-0xefff]
>[    0.224321] pci_bus 0000:02: resource 1 [mem 0xf7e00000-0xf7efffff]
>[    0.224322] pci_bus 0000:02: resource 2 [mem 0xf0300000-0xf03fffff 64bit pref]
>[    0.224324] pci_bus 0000:05: resource 0 [io  0xd000-0xdfff]
>[    0.224326] pci_bus 0000:05: resource 1 [mem 0xf7c00000-0xf7dfffff]
>[    0.224328] pci_bus 0000:05: resource 2 [mem 0xe0000000-0xf01fffff 64bit pref]
>[    0.224330] pci_bus 0000:06: resource 0 [io  0xd000-0xdfff]
>[    0.224331] pci_bus 0000:06: resource 1 [mem 0xf7c00000-0xf7cfffff]
>[    0.224333] pci_bus 0000:06: resource 2 [mem 0xe0000000-0xf01fffff 64bit pref]
>[    0.224335] pci_bus 0000:07: resource 0 [io  0xd000-0xdfff]
>[    0.224336] pci_bus 0000:07: resource 1 [mem 0xf7c00000-0xf7cfffff]
>[    0.224338] pci_bus 0000:07: resource 2 [mem 0xe0000000-0xf01fffff 64bit pref]
>[    0.224627] NET: Registered protocol family 2
>[    0.230039] tcp_listen_portaddr_hash hash table entries: 16384 (order: 8, 1441792 bytes)
>[    0.230754] TCP established hash table entries: 262144 (order: 9, 2097152 bytes)
>[    0.231516] TCP bind hash table entries: 65536 (order: 10, 5242880 bytes)
>[    0.233468] TCP: Hash tables configured (established 262144 bind 65536)
>[    0.233892] UDP hash table entries: 16384 (order: 9, 3145728 bytes)
>[    0.235227] UDP-Lite hash table entries: 16384 (order: 9, 3145728 bytes)
>[    0.236347] NET: Registered protocol family 1
>[    0.236998] pci 0000:07:00.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff]
>[    0.237011] PCI: CLS 64 bytes, default 64
>[    0.237168] Unpacking initramfs...
>[    1.546942] Freeing initrd memory: 102812K
>[    1.565959] DMA-API: preallocated 65536 debug entries
>[    1.565960] DMA-API: debugging enabled by kernel config
>[    1.566085] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)
>[    1.566088] software IO TLB [mem 0xc872b000-0xcc72b000] (64MB) mapped at [000000000023cea8-000000002baa3cdf]
>[    1.567806] Scanning for low memory corruption every 60 seconds
>[    1.568098] cryptomgr_test (77) used greatest stack depth: 14488 bytes left
>[    1.569136] Initialise system trusted keyrings
>[    1.569208] Key type blacklist registered
>[    1.569278] workingset: timestamp_bits=36 max_order=23 bucket_order=0
>[    1.573486] zbud: loaded
>[    1.574912] SELinux:  Registering netfilter hooks
>[    1.657582] cryptomgr_test (79) used greatest stack depth: 13960 bytes left
>[    1.686173] modprobe (96) used greatest stack depth: 13928 bytes left
>[    1.687847] cryptomgr_test (99) used greatest stack depth: 13752 bytes left
>[    1.687932] cryptomgr_test (94) used greatest stack depth: 13016 bytes left
>[    1.692369] NET: Registered protocol family 38
>[    1.692399] Key type asymmetric registered
>[    1.692409] Asymmetric key parser 'x509' registered
>[    1.692432] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247)
>[    1.692516] io scheduler noop registered
>[    1.692517] io scheduler deadline registered
>[    1.692593] io scheduler cfq registered (default)
>[    1.692595] io scheduler mq-deadline registered
>[    1.694765] efifb: probing for efifb
>[    1.694782] efifb: framebuffer at 0xe0000000, using 3072k, total 3072k
>[    1.694783] efifb: mode is 1024x768x32, linelength=4096, pages=1
>[    1.694784] efifb: scrolling: redraw
>[    1.694786] efifb: Truecolor: size=8:8:8:8, shift=24:16:8:0
>[    1.697279] Console: switching to colour frame buffer device 128x48
>[    1.699312] fb0: EFI VGA frame buffer device
>[    1.699328] intel_idle: MWAIT substates: 0x42120
>[    1.699329] intel_idle: v0.4.1 model 0x3C
>[    1.699982] intel_idle: lapic_timer_reliable_states 0xffffffff
>[    1.700354] input: Power Button as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0C:00/input/input0
>[    1.700512] ACPI: Power Button [PWRB]
>[    1.700626] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input1
>[    1.700656] ACPI: Power Button [PWRF]
>[    1.703556] thermal LNXTHERM:00: registered as thermal_zone0
>[    1.703559] ACPI: Thermal Zone [TZ00] (28 C)
>[    1.704311] thermal LNXTHERM:01: registered as thermal_zone1
>[    1.704314] ACPI: Thermal Zone [TZ01] (30 C)
>[    1.704564] Serial: 8250/16550 driver, 32 ports, IRQ sharing enabled
>[    1.725192] 00:05: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A
>[    1.730274] Non-volatile memory driver v1.3
>[    1.730333] Linux agpgart interface v0.103
>[    1.731999] ahci 0000:00:1f.2: version 3.0
>[    1.732325] ahci 0000:00:1f.2: AHCI 0001.0300 32 slots 6 ports 6 Gbps 0xd impl SATA mode
>[    1.732328] ahci 0000:00:1f.2: flags: 64bit ncq led clo pio slum part ems apst 
>[    1.739813] scsi host0: ahci
>[    1.740273] scsi host1: ahci
>[    1.740534] scsi host2: ahci
>[    1.740801] scsi host3: ahci
>[    1.741048] scsi host4: ahci
>[    1.741355] scsi host5: ahci
>[    1.741445] ata1: SATA max UDMA/133 abar m2048@0xf7f16000 port 0xf7f16100 irq 27
>[    1.741446] ata2: DUMMY
>[    1.741448] ata3: SATA max UDMA/133 abar m2048@0xf7f16000 port 0xf7f16200 irq 27
>[    1.741450] ata4: SATA max UDMA/133 abar m2048@0xf7f16000 port 0xf7f16280 irq 27
>[    1.741451] ata5: DUMMY
>[    1.741452] ata6: DUMMY
>[    1.741716] libphy: Fixed MDIO Bus: probed
>[    1.741917] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
>[    1.741925] ehci-pci: EHCI PCI platform driver
>[    1.741947] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
>[    1.741952] ohci-pci: OHCI PCI platform driver
>[    1.741969] uhci_hcd: USB Universal Host Controller Interface driver
>[    1.742315] xhci_hcd 0000:00:14.0: xHCI Host Controller
>[    1.742523] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 1
>[    1.743705] xhci_hcd 0000:00:14.0: hcc params 0x200077c1 hci version 0x100 quirks 0x00009810
>[    1.743710] xhci_hcd 0000:00:14.0: cache line size of 64 is not supported
>[    1.744096] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002
>[    1.744101] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
>[    1.744103] usb usb1: Product: xHCI Host Controller
>[    1.744105] usb usb1: Manufacturer: Linux 4.16.0-rc6-mm_thp xhci-hcd
>[    1.744107] usb usb1: SerialNumber: 0000:00:14.0
>[    1.744475] hub 1-0:1.0: USB hub found
>[    1.744537] hub 1-0:1.0: 14 ports detected
>[    1.752656] xhci_hcd 0000:00:14.0: xHCI Host Controller
>[    1.752784] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 2
>[    1.752887] usb usb2: New USB device found, idVendor=1d6b, idProduct=0003
>[    1.752890] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
>[    1.752892] usb usb2: Product: xHCI Host Controller
>[    1.752894] usb usb2: Manufacturer: Linux 4.16.0-rc6-mm_thp xhci-hcd
>[    1.752895] usb usb2: SerialNumber: 0000:00:14.0
>[    1.753196] hub 2-0:1.0: USB hub found
>[    1.753238] hub 2-0:1.0: 6 ports detected
>[    1.754816] usbcore: registered new interface driver usbserial_generic
>[    1.754847] usbserial: USB Serial support registered for generic
>[    1.754888] i8042: PNP: No PS/2 controller found.
>[    1.754963] mousedev: PS/2 mouse device common for all mice
>[    1.755221] rtc_cmos 00:02: RTC can wake from S4
>[    1.755453] rtc_cmos 00:02: rtc core: registered rtc_cmos as rtc0
>[    1.755495] rtc_cmos 00:02: alarms up to one month, y3k, 242 bytes nvram, hpet irqs
>[    1.755605] device-mapper: uevent: version 1.0.3
>[    1.755776] device-mapper: ioctl: 4.37.0-ioctl (2017-09-20) initialised: dm-devel@redhat.com
>[    1.755947] intel_pstate: Intel P-state driver initializing
>[    1.759738] hidraw: raw HID events driver (C) Jiri Kosina
>[    1.760111] usbcore: registered new interface driver usbhid
>[    1.760117] usbhid: USB HID core driver
>[    1.760788] drop_monitor: Initializing network drop monitor service
>[    1.762212] Initializing XFRM netlink socket
>[    1.763854] NET: Registered protocol family 10
>[    1.773991] Segment Routing with IPv6
>[    1.774040] mip6: Mobile IPv6
>[    1.774069] NET: Registered protocol family 17
>[    1.774194] start plist test
>[    1.775104] end plist test
>[    1.775995] RAS: Correctable Errors collector initialized.
>[    1.776112] microcode: sig=0x306c3, pf=0x2, revision=0x24
>[    1.776387] microcode: Microcode Update Driver: v2.2.
>[    1.776404] AVX2 version of gcm_enc/dec engaged.
>[    1.776405] AES CTR mode by8 optimization enabled
>[    1.796763] sched_clock: Marking stable (1796753760, 0)->(1797936755, -1182995)
>[    1.797133] registered taskstats version 1
>[    1.797152] Loading compiled-in X.509 certificates
>[    1.825973] Loaded X.509 cert 'Build time autogenerated kernel key: 8bc7925838b8a0535511612c06918d19be1a15b5'
>[    1.826113] zswap: loaded using pool lzo/zbud
>[    1.832103] Key type big_key registered
>[    1.835158] Key type encrypted registered
>[    1.836311]   Magic number: 10:324:37
>[    1.836380] memory memory206: hash matches
>[    1.836405] memory memory73: hash matches
>[    1.836496] rtc_cmos 00:02: setting system clock to 2018-03-21 17:00:58 UTC (1521651658)
>[    2.045536] ata4: SATA link up 6.0 Gbps (SStatus 133 SControl 300)
>[    2.045860] ata3: SATA link up 6.0 Gbps (SStatus 133 SControl 300)
>[    2.045885] ata1: SATA link up 6.0 Gbps (SStatus 133 SControl 300)
>[    2.046828] ata1.00: ATA-8: OCZ-VECTOR150, 1.2, max UDMA/133
>[    2.046833] ata1.00: 468862128 sectors, multi 1: LBA48 NCQ (depth 31/32), AA
>[    2.049384] ata1.00: configured for UDMA/133
>[    2.050674] scsi 0:0:0:0: Direct-Access     ATA      OCZ-VECTOR150    1.2  PQ: 0 ANSI: 5
>[    2.052343] sd 0:0:0:0: Attached scsi generic sg0 type 0
>[    2.052476] sd 0:0:0:0: [sda] 468862128 512-byte logical blocks: (240 GB/224 GiB)
>[    2.052557] sd 0:0:0:0: [sda] Write Protect is off
>[    2.052562] sd 0:0:0:0: [sda] Mode Sense: 00 3a 00 00
>[    2.052695] sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
>[    2.053337] ata4.00: ATA-9: HGST HUH721212ALE604, LEGNW3D0, max UDMA/133
>[    2.053339] ata4.00: 23437770752 sectors, multi 16: LBA48 NCQ (depth 31/32), AA
>[    2.055537]  sda: sda1 sda2 sda3
>[    2.056458] sd 0:0:0:0: [sda] Attached SCSI disk
>[    2.063836] ata4.00: configured for UDMA/133
>[    2.075063] usb 1-7: new low-speed USB device number 2 using xhci_hcd
>[    2.121705] ata3.00: NCQ Send/Recv Log not supported
>[    2.121707] ata3.00: ATA-9: ST4000NM0033-9ZM170, SN06, max UDMA/133
>[    2.121709] ata3.00: 7814037168 sectors, multi 16: LBA48 NCQ (depth 31/32), AA
>[    2.123168] ata3.00: NCQ Send/Recv Log not supported
>[    2.123171] ata3.00: configured for UDMA/133
>[    2.123506] scsi 2:0:0:0: Direct-Access     ATA      ST4000NM0033-9ZM SN06 PQ: 0 ANSI: 5
>[    2.123877] sd 2:0:0:0: [sdb] 7814037168 512-byte logical blocks: (4.00 TB/3.64 TiB)
>[    2.123891] sd 2:0:0:0: [sdb] Write Protect is off
>[    2.123893] sd 2:0:0:0: [sdb] Mode Sense: 00 3a 00 00
>[    2.123894] sd 2:0:0:0: Attached scsi generic sg1 type 0
>[    2.123918] sd 2:0:0:0: [sdb] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
>[    2.124762] scsi 3:0:0:0: Direct-Access     ATA      HGST HUH721212AL W3D0 PQ: 0 ANSI: 5
>[    2.125419] sd 3:0:0:0: Attached scsi generic sg2 type 0
>[    2.125636] sd 3:0:0:0: [sdc] 23437770752 512-byte logical blocks: (12.0 TB/10.9 TiB)
>[    2.125640] sd 3:0:0:0: [sdc] 4096-byte physical blocks
>[    2.125690] sd 3:0:0:0: [sdc] Write Protect is off
>[    2.125693] sd 3:0:0:0: [sdc] Mode Sense: 00 3a 00 00
>[    2.125792] sd 3:0:0:0: [sdc] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
>[    2.141240] sd 2:0:0:0: [sdb] Attached SCSI disk
>[    2.143797] sd 3:0:0:0: [sdc] Attached SCSI disk
>[    2.148439] Freeing unused kernel memory: 4772K
>[    2.148441] Write protecting the kernel read-only data: 20480k
>[    2.149466] Freeing unused kernel memory: 2024K
>[    2.152737] Freeing unused kernel memory: 1972K
>[    2.156196] x86/mm: Checked W+X mappings: passed, no W+X pages found.
>[    2.156197] x86/mm: Checking user space page tables
>[    2.159373] x86/mm: Checked W+X mappings: passed, no W+X pages found.
>[    2.159376] rodata_test: all tests were successful
>[    2.183534] systemd[1]: systemd 234 running in system mode. (+PAM +AUDIT +SELINUX +IMA -APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD -IDN2 +IDN default-hierarchy=hybrid)
>[    2.195217] systemd[1]: Detected architecture x86-64.
>[    2.195221] systemd[1]: Running in initial RAM disk.
>[    2.195264] systemd[1]: Set hostname to <localhost.localdomain>.
>[    2.208492] usb 1-7: New USB device found, idVendor=0925, idProduct=1234
>[    2.208501] usb 1-7: New USB device strings: Mfr=1, Product=2, SerialNumber=0
>[    2.208504] usb 1-7: Product: UPS USB MON V1.4
>[    2.208506] usb 1-7: Manufacturer: Ð
>[    2.214127] hid-generic 0003:0925:1234.0001: hiddev96,hidraw0: USB HID v1.00 Device [Ð UPS USB MON V1.4] on usb-0000:00:14.0-7/input0
>[    2.267493] systemd[1]: Listening on Journal Audit Socket.
>[    2.267590] systemd[1]: Reached target Local File Systems.
>[    2.267704] systemd[1]: Listening on Journal Socket.
>[    2.267716] systemd[1]: Reached target Timers.
>[    2.267837] systemd[1]: Listening on udev Control Socket.
>[    2.267903] systemd[1]: Listening on Journal Socket (/dev/log).
>[    2.288512] audit: type=1130 audit(1521651658.951:2): pid=1 uid=0 auid=4294967295 ses=4294967295 subj=kernel msg='unit=kmod-static-nodes comm="systemd" exe="/usr/lib/systemd/systemd" hostname=? addr=? terminal=? res=success'
>[    2.294192] audit: type=1130 audit(1521651658.957:3): pid=1 uid=0 auid=4294967295 ses=4294967295 subj=kernel msg='unit=systemd-tmpfiles-setup comm="systemd" exe="/usr/lib/systemd/systemd" hostname=? addr=? terminal=? res=success'
>[    2.295459] audit: type=1130 audit(1521651658.958:4): pid=1 uid=0 auid=4294967295 ses=4294967295 subj=kernel msg='unit=systemd-sysctl comm="systemd" exe="/usr/lib/systemd/systemd" hostname=? addr=? terminal=? res=success'
>[    2.307249] audit: type=1130 audit(1521651658.970:5): pid=1 uid=0 auid=4294967295 ses=4294967295 subj=kernel msg='unit=systemd-tmpfiles-setup-dev comm="systemd" exe="/usr/lib/systemd/systemd" hostname=? addr=? terminal=? res=success'
>[    2.328070] usb 1-9: new high-speed USB device number 3 using xhci_hcd
>[    2.374272] audit: type=1130 audit(1521651659.037:6): pid=1 uid=0 auid=4294967295 ses=4294967295 subj=kernel msg='unit=systemd-journald comm="systemd" exe="/usr/lib/systemd/systemd" hostname=? addr=? terminal=? res=success'
>[    2.381285] audit: type=1130 audit(1521651659.044:7): pid=1 uid=0 auid=4294967295 ses=4294967295 subj=kernel msg='unit=dracut-cmdline comm="systemd" exe="/usr/lib/systemd/systemd" hostname=? addr=? terminal=? res=success'
>[    2.395143] audit: type=1130 audit(1521651659.058:8): pid=1 uid=0 auid=4294967295 ses=4294967295 subj=kernel msg='unit=systemd-vconsole-setup comm="systemd" exe="/usr/lib/systemd/systemd" hostname=? addr=? terminal=? res=success'
>[    2.395150] audit: type=1131 audit(1521651659.058:9): pid=1 uid=0 auid=4294967295 ses=4294967295 subj=kernel msg='unit=systemd-vconsole-setup comm="systemd" exe="/usr/lib/systemd/systemd" hostname=? addr=? terminal=? res=success'
>[    2.430448] audit: type=1130 audit(1521651659.093:10): pid=1 uid=0 auid=4294967295 ses=4294967295 subj=kernel msg='unit=dracut-pre-udev comm="systemd" exe="/usr/lib/systemd/systemd" hostname=? addr=? terminal=? res=success'
>[    2.456520] usb 1-9: New USB device found, idVendor=2109, idProduct=2812
>[    2.456524] usb 1-9: New USB device strings: Mfr=0, Product=1, SerialNumber=0
>[    2.456527] usb 1-9: Product: USB 2.0 HUB
>                     
>[    2.457466] hub 1-9:1.0: USB hub found
>[    2.457626] hub 1-9:1.0: 4 ports detected
>[    2.580035] usb 1-10: new high-speed USB device number 4 using xhci_hcd
>[    2.592121] tsc: Refined TSC clocksource calibration: 3392.144 MHz
>[    2.592144] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x30e5517d4e4, max_idle_ns: 440795261668 ns
>[    2.592269] clocksource: Switched to clocksource tsc
>[    2.706427] usb 1-10: config 1 has an invalid interface number: 9 but max is 2
>[    2.706431] usb 1-10: config 1 has no interface number 2
>[    2.706810] usb 1-10: New USB device found, idVendor=1019, idProduct=0010
>[    2.706813] usb 1-10: New USB device strings: Mfr=1, Product=2, SerialNumber=3
>[    2.706815] usb 1-10: Product: FOSTEX USB AUDIO HP-A8
>[    2.706816] usb 1-10: Manufacturer: FOSTEX
>[    2.706818] usb 1-10: SerialNumber: 00000
>[    2.708277] input: FOSTEX FOSTEX USB AUDIO HP-A8 as /devices/pci0000:00/0000:00:14.0/usb1/1-10/1-10:1.9/0003:1019:0010.0002/input/input2
>[    2.760692] hid-generic 0003:1019:0010.0002: input,hidraw1: USB HID v1.00 Device [FOSTEX FOSTEX USB AUDIO HP-A8] on usb-0000:00:14.0-10/input9
>[    2.784026] usb 1-9.1: new high-speed USB device number 5 using xhci_hcd
>[    2.827329] r8169 Gigabit Ethernet driver 2.3LK-NAPI loaded
>[    2.827350] r8169 0000:02:00.0: can't disable ASPM; OS doesn't have ASPM control
>[    2.829832] r8169 0000:02:00.0 eth0: RTL8168evl/8111evl at 0x000000007910394d, 94:de:80:6b:dd:24, XID 0c900800 IRQ 29
>[    2.829835] r8169 0000:02:00.0 eth0: jumbo features [frames: 9200 bytes, tx checksumming: ko]
>[    2.832170] r8169 0000:02:00.0 enp2s0: renamed from eth0
>[    2.873371] usb 1-9.1: New USB device found, idVendor=1a40, idProduct=0201
>[    2.873375] usb 1-9.1: New USB device strings: Mfr=0, Product=1, SerialNumber=0
>[    2.873376] usb 1-9.1: Product: USB 2.0 Hub [MTT]
>[    2.873919] hub 1-9.1:1.0: USB hub found
>[    2.873991] hub 1-9.1:1.0: 7 ports detected
>[    3.147032] usb 1-9.1.1: new full-speed USB device number 6 using xhci_hcd
>[    3.227660] usb 1-9.1.1: New USB device found, idVendor=046d, idProduct=08d9
>[    3.227664] usb 1-9.1.1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
>[    3.295031] usb 1-9.1.2: new high-speed USB device number 7 using xhci_hcd
>[    3.374876] usb 1-9.1.2: New USB device found, idVendor=12d1, idProduct=1506
>[    3.374880] usb 1-9.1.2: New USB device strings: Mfr=1, Product=2, SerialNumber=0
>[    3.374883] usb 1-9.1.2: Product: HUAWEI_MOBILE
>[    3.374886] usb 1-9.1.2: Manufacturer: HUAWEI_MOBILE
>[    3.472465] usb-storage 1-9.1.2:1.3: USB Mass Storage device detected
>[    3.472752] scsi host6: usb-storage 1-9.1.2:1.3
>[    3.473060] usb-storage 1-9.1.2:1.4: USB Mass Storage device detected
>[    3.473412] scsi host7: usb-storage 1-9.1.2:1.4
>[    3.473587] usbcore: registered new interface driver usb-storage
>[    3.477154] usbcore: registered new interface driver uas
>[    3.522031] usb 1-9.1.3: new low-speed USB device number 8 using xhci_hcd
>[    3.609824] usb 1-9.1.3: New USB device found, idVendor=046d, idProduct=c326
>[    3.609828] usb 1-9.1.3: New USB device strings: Mfr=1, Product=2, SerialNumber=0
>[    3.609831] usb 1-9.1.3: Product: USB Keyboard
>[    3.609833] usb 1-9.1.3: Manufacturer: Logitech
>[    3.616297] input: Logitech USB Keyboard as /devices/pci0000:00/0000:00:14.0/usb1/1-9/1-9.1/1-9.1.3/1-9.1.3:1.0/0003:046D:C326.0003/input/input3
>[    3.631215] [drm] amdgpu kernel modesetting enabled.
>[    3.632757] checking generic (e0000000 300000) vs hw (e0000000 10000000)
>[    3.632759] fb: switching to amdgpudrmfb from EFI VGA
>[    3.632843] Console: switching to colour dummy device 80x25
>[    3.635212] [drm] initializing kernel modesetting (VEGA10 0x1002:0x687F 0x1002:0x0B36 0xC3).
>[    3.635275] [drm] register mmio base: 0xF7C00000
>[    3.635277] [drm] register mmio size: 524288
>[    3.635450] [drm] probing gen 2 caps for device 1022:1471 = 700d03/e
>[    3.635453] [drm] probing mlw for device 1022:1471 = 700d03
>[    3.635459] [drm] UVD is enabled in VM mode
>[    3.635460] [drm] UVD ENC is enabled in VM mode
>[    3.635461] [drm] VCE enabled in VM mode
>[    3.635506] resource sanity check: requesting [mem 0x000c0000-0x000dffff], which spans more than PCI Bus 0000:00 [mem 0x000d0000-0x000d3fff window]
>[    3.635513] caller pci_map_rom+0x58/0xe0 mapping multiple BARs
>[    3.635516] amdgpu 0000:07:00.0: Invalid PCI ROM header signature: expecting 0xaa55, got 0xffff
>[    3.635552] ATOM BIOS: 113-D0500300-102
>[    3.635626] [drm] vm size is 262144 GB, 4 levels, block size is 9-bit, fragment size is 9-bit
>[    3.635634] amdgpu 0000:07:00.0: VRAM: 8176M 0x000000F400000000 - 0x000000F5FEFFFFFF (8176M used)
>[    3.635636] amdgpu 0000:07:00.0: GTT: 256M 0x000000F600000000 - 0x000000F60FFFFFFF
>[    3.635640] [drm] Detected VRAM RAM=8176M, BAR=256M
>[    3.635641] [drm] RAM width 2048bits HBM
>[    3.635933] [TTM] Zone  kernel: Available graphics memory: 15879818 kiB
>[    3.635937] [TTM] Zone   dma32: Available graphics memory: 2097152 kiB
>[    3.635939] [TTM] Initializing pool allocator
>[    3.635953] [TTM] Initializing DMA pool allocator
>[    3.636365] [drm] amdgpu: 8176M of VRAM memory ready
>[    3.636369] [drm] amdgpu: 8176M of GTT memory ready.
>[    3.636412] [drm] GART: num cpu pages 65536, num gpu pages 65536
>[    3.636583] [drm] PCIE GART of 256M enabled (table at 0x000000F400800000).
>[    3.640594] [drm] use_doorbell being set to: [true]
>[    3.640687] [drm] use_doorbell being set to: [true]
>[    3.640940] [drm] Found UVD firmware Version: 1.68 Family ID: 17
>[    3.640956] [drm] PSP loading UVD firmware
>[    3.641984] [drm] Found VCE firmware Version: 53.40 Binary ID: 4
>[    3.642032] [drm] PSP loading VCE firmware
>[    3.668873] hid-generic 0003:046D:C326.0003: input,hidraw2: USB HID v1.10 Keyboard [Logitech USB Keyboard] on usb-0000:00:14.0-9.1.3/input0
>[    3.673403] input: Logitech USB Keyboard as /devices/pci0000:00/0000:00:14.0/usb1/1-9/1-9.1/1-9.1.3/1-9.1.3:1.1/0003:046D:C326.0004/input/input4
>[    3.725366] hid-generic 0003:046D:C326.0004: input,hiddev97,hidraw3: USB HID v1.10 Device [Logitech USB Keyboard] on usb-0000:00:14.0-9.1.3/input1
>[    3.789033] usb 1-9.1.4: new high-speed USB device number 9 using xhci_hcd
>[    3.966749] usb 1-9.1.4: New USB device found, idVendor=15a9, idProduct=002d
>[    3.966752] usb 1-9.1.4: New USB device strings: Mfr=1, Product=2, SerialNumber=7
>[    3.966755] usb 1-9.1.4: Product: Modem YOTA 4G LTE
>[    3.966757] usb 1-9.1.4: Manufacturer: Yota Devices LTD
>[    3.966759] usb 1-9.1.4: SerialNumber: usb_serial_num_0
>[    3.967441] [drm] Display Core initialized with v3.1.27!
>[    3.993980] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
>[    3.993981] [drm] Driver supports precise vblank timestamp query.
>[    4.017435] [drm] UVD and UVD ENC initialized successfully.
>[    4.037028] usb 1-9.1.6: new full-speed USB device number 10 using xhci_hcd
>[    4.117952] [drm] VCE initialized successfully.
>[    4.117971] usb 1-9.1.6: New USB device found, idVendor=046d, idProduct=c52b
>[    4.117975] usb 1-9.1.6: New USB device strings: Mfr=1, Product=2, SerialNumber=0
>[    4.117977] usb 1-9.1.6: Product: USB Receiver
>[    4.117980] usb 1-9.1.6: Manufacturer: Logitech
>[    4.122787] [drm] fb mappable at 0xE0D00000
>[    4.122795] [drm] vram apper at 0xE0000000
>[    4.122796] [drm] size 8294400
>[    4.122797] [drm] fb depth is 24
>[    4.122798] [drm]    pitch is 7680
>[    4.123191] fbcon: amdgpudrmfb (fb0) is primary device
>[    4.129198] logitech-djreceiver 0003:046D:C52B.0007: hiddev98,hidraw4: USB HID v1.11 Device [Logitech USB Receiver] on usb-0000:00:14.0-9.1.6/input2
>[    4.161765] Console: switching to colour frame buffer device 240x67
>[    4.183965] amdgpu 0000:07:00.0: fb0: amdgpudrmfb frame buffer device
>[    4.188045] usb 1-9.1.7: new full-speed USB device number 11 using xhci_hcd
>[    4.191309] amdgpu 0000:07:00.0: ring 0(gfx) uses VM inv eng 4 on hub 0
>[    4.191311] amdgpu 0000:07:00.0: ring 1(comp_1.0.0) uses VM inv eng 5 on hub 0
>[    4.191314] amdgpu 0000:07:00.0: ring 2(comp_1.1.0) uses VM inv eng 6 on hub 0
>[    4.191316] amdgpu 0000:07:00.0: ring 3(comp_1.2.0) uses VM inv eng 7 on hub 0
>[    4.191318] amdgpu 0000:07:00.0: ring 4(comp_1.3.0) uses VM inv eng 8 on hub 0
>[    4.191320] amdgpu 0000:07:00.0: ring 5(comp_1.0.1) uses VM inv eng 9 on hub 0
>[    4.191322] amdgpu 0000:07:00.0: ring 6(comp_1.1.1) uses VM inv eng 10 on hub 0
>[    4.191324] amdgpu 0000:07:00.0: ring 7(comp_1.2.1) uses VM inv eng 11 on hub 0
>[    4.191326] amdgpu 0000:07:00.0: ring 8(comp_1.3.1) uses VM inv eng 12 on hub 0
>[    4.191328] amdgpu 0000:07:00.0: ring 9(kiq_2.1.0) uses VM inv eng 13 on hub 0
>[    4.191330] amdgpu 0000:07:00.0: ring 10(sdma0) uses VM inv eng 4 on hub 1
>[    4.191332] amdgpu 0000:07:00.0: ring 11(sdma1) uses VM inv eng 5 on hub 1
>[    4.191334] amdgpu 0000:07:00.0: ring 12(uvd) uses VM inv eng 6 on hub 1
>[    4.191337] amdgpu 0000:07:00.0: ring 13(uvd_enc0) uses VM inv eng 7 on hub 1
>[    4.191339] amdgpu 0000:07:00.0: ring 14(uvd_enc1) uses VM inv eng 8 on hub 1
>[    4.191341] amdgpu 0000:07:00.0: ring 15(vce0) uses VM inv eng 9 on hub 1
>[    4.191343] amdgpu 0000:07:00.0: ring 16(vce1) uses VM inv eng 10 on hub 1
>[    4.191345] amdgpu 0000:07:00.0: ring 17(vce2) uses VM inv eng 11 on hub 1
>[    4.191459] [drm] ECC is not present.
>[    4.195380] [drm] Initialized amdgpu 3.23.0 20150101 for 0000:07:00.0 on minor 0
>[    4.201456] setfont (463) used greatest stack depth: 12808 bytes left
>[    4.235882] input: Logitech Unifying Device. Wireless PID:4026 as /devices/pci0000:00/0000:00:14.0/usb1/1-9/1-9.1/1-9.1.6/1-9.1.6:1.2/0003:046D:C52B.0007/0003:046D:4026.0008/input/input5
>[    4.237168] hid-generic 0003:046D:4026.0008: input,hidraw5: USB HID v1.11 Keyboard [Logitech Unifying Device. Wireless PID:4026] on usb-0000:00:14.0-9.1.6:1
>[    4.283767] usb 1-9.1.7: New USB device found, idVendor=0a12, idProduct=0001
>[    4.283771] usb 1-9.1.7: New USB device strings: Mfr=0, Product=2, SerialNumber=0
>[    4.283774] usb 1-9.1.7: Product: CSR8510 A10
>[    4.305054] input: Logitech T400 as /devices/pci0000:00/0000:00:14.0/usb1/1-9/1-9.1/1-9.1.6/1-9.1.6:1.2/0003:046D:C52B.0007/0003:046D:4026.0008/input/input6
>[    4.305844] logitech-hidpp-device 0003:046D:4026.0008: input,hidraw5: USB HID v1.11 Keyboard [Logitech T400] on usb-0000:00:14.0-9.1.6:1
>[    4.320313] systemd-udevd (389) used greatest stack depth: 12696 bytes left
>[    4.320338] systemd-udevd (388) used greatest stack depth: 11624 bytes left
>[    4.522364] scsi 7:0:0:0: Direct-Access     HUAWEI   TF CARD Storage  2.31 PQ: 0 ANSI: 2
>[    4.522709] scsi 6:0:0:0: CD-ROM            HUAWEI   Mass Storage     2.31 PQ: 0 ANSI: 2
>[    4.523617] sd 7:0:0:0: Attached scsi generic sg3 type 0
>[    4.523762] sd 7:0:0:0: Power-on or device reset occurred
>[    4.524703] sr 6:0:0:0: Power-on or device reset occurred
>[    4.525347] sd 7:0:0:0: [sdd] Attached SCSI removable disk
>[    4.525466] sr 6:0:0:0: [sr0] scsi-1 drive
>[    4.525484] cdrom: Uniform CD-ROM driver Revision: 3.20
>[    4.526549] sr 6:0:0:0: Attached scsi CD-ROM sr0
>[    4.526704] sr 6:0:0:0: Attached scsi generic sg4 type 5
>[    4.573904] EXT4-fs (sda1): mounted filesystem with ordered data mode. Opts: (null)
>[    5.041704] systemd-journald[244]: Received SIGTERM from PID 1 (systemd).
>[    5.150907] systemd: 17 output lines suppressed due to ratelimiting
>[    5.229176] kauditd_printk_skb: 35 callbacks suppressed
>[    5.229177] audit: type=1404 audit(1521651661.891:46): enforcing=1 old_enforcing=0 auid=4294967295 ses=4294967295
>[    5.258706] SELinux: 32768 avtab hash slots, 108703 rules.
>[    5.290955] SELinux: 32768 avtab hash slots, 108703 rules.
>[    5.366797] SELinux:  8 users, 14 roles, 5090 types, 316 bools, 1 sens, 1024 cats
>[    5.366801] SELinux:  97 classes, 108703 rules
>[    5.376439] SELinux:  Permission getrlimit in class process not defined in policy.
>[    5.376517] SELinux:  Class sctp_socket not defined in policy.
>[    5.376518] SELinux:  Class icmp_socket not defined in policy.
>[    5.376519] SELinux:  Class ax25_socket not defined in policy.
>[    5.376520] SELinux:  Class ipx_socket not defined in policy.
>[    5.376522] SELinux:  Class netrom_socket not defined in policy.
>[    5.376523] SELinux:  Class atmpvc_socket not defined in policy.
>[    5.376524] SELinux:  Class x25_socket not defined in policy.
>[    5.376525] SELinux:  Class rose_socket not defined in policy.
>[    5.376526] SELinux:  Class decnet_socket not defined in policy.
>[    5.376527] SELinux:  Class atmsvc_socket not defined in policy.
>[    5.376528] SELinux:  Class rds_socket not defined in policy.
>[    5.376529] SELinux:  Class irda_socket not defined in policy.
>[    5.376530] SELinux:  Class pppox_socket not defined in policy.
>[    5.376532] SELinux:  Class llc_socket not defined in policy.
>[    5.376533] SELinux:  Class can_socket not defined in policy.
>[    5.376534] SELinux:  Class tipc_socket not defined in policy.
>[    5.376535] SELinux:  Class bluetooth_socket not defined in policy.
>[    5.376536] SELinux:  Class iucv_socket not defined in policy.
>[    5.376537] SELinux:  Class rxrpc_socket not defined in policy.
>[    5.376538] SELinux:  Class isdn_socket not defined in policy.
>[    5.376539] SELinux:  Class phonet_socket not defined in policy.
>[    5.376541] SELinux:  Class ieee802154_socket not defined in policy.
>[    5.376542] SELinux:  Class caif_socket not defined in policy.
>[    5.376543] SELinux:  Class alg_socket not defined in policy.
>[    5.376544] SELinux:  Class nfc_socket not defined in policy.
>[    5.376545] SELinux:  Class vsock_socket not defined in policy.
>[    5.376546] SELinux:  Class kcm_socket not defined in policy.
>[    5.376548] SELinux:  Class qipcrtr_socket not defined in policy.
>[    5.376549] SELinux:  Class smc_socket not defined in policy.
>[    5.376550] SELinux:  Class bpf not defined in policy.
>[    5.376552] SELinux: the above unknown classes and permissions will be allowed
>[    5.376558] SELinux:  policy capability network_peer_controls=1
>[    5.376559] SELinux:  policy capability open_perms=1
>[    5.376560] SELinux:  policy capability extended_socket_class=0
>[    5.376561] SELinux:  policy capability always_check_network=0
>[    5.376562] SELinux:  policy capability cgroup_seclabel=1
>[    5.376563] SELinux:  policy capability nnp_nosuid_transition=1
>[    5.376565] SELinux:  Completing initialization.
>[    5.376566] SELinux:  Setting up existing superblocks.
>[    5.428855] audit: type=1403 audit(1521651662.090:47): policy loaded auid=4294967295 ses=4294967295
>[    5.432392] systemd[1]: Successfully loaded SELinux policy in 203.528ms.
>[    5.469953] systemd[1]: Relabelled /dev and /run in 24.956ms.
>[    5.684409] audit: type=1130 audit(1521651662.346:48): pid=1 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:init_t:s0 msg='unit=systemd-journald comm="systemd" exe="/usr/lib/systemd/systemd" hostname=? addr=? terminal=? res=success'
>[    5.684416] audit: type=1131 audit(1521651662.346:49): pid=1 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:init_t:s0 msg='unit=systemd-journald comm="systemd" exe="/usr/lib/systemd/systemd" hostname=? addr=? terminal=? res=success'
>[    5.685453] audit: type=1130 audit(1521651662.347:50): pid=1 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:init_t:s0 msg='unit=initrd-switch-root comm="systemd" exe="/usr/lib/systemd/systemd" hostname=? addr=? terminal=? res=success'
>[    5.685460] audit: type=1131 audit(1521651662.347:51): pid=1 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:init_t:s0 msg='unit=initrd-switch-root comm="systemd" exe="/usr/lib/systemd/systemd" hostname=? addr=? terminal=? res=success'
>[    5.686050] audit: type=1130 audit(1521651662.348:52): pid=1 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:init_t:s0 msg='unit=systemd-journald comm="systemd" exe="/usr/lib/systemd/systemd" hostname=? addr=? terminal=? res=success'
>[    5.686059] audit: type=1131 audit(1521651662.348:53): pid=1 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:init_t:s0 msg='unit=systemd-journald comm="systemd" exe="/usr/lib/systemd/systemd" hostname=? addr=? terminal=? res=success'
>[    5.698722] audit: type=1305 audit(1521651662.360:54): audit_enabled=1 old=1 auid=4294967295 ses=4294967295 subj=system_u:system_r:syslogd_t:s0 res=1
>[    5.701593] audit: type=1400 audit(1521651662.363:55): avc:  denied  { module_request } for  pid=597 comm="systemd-remount" kmod="netdev-" scontext=system_u:system_r:init_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=system permissive=0
>[    5.710362] EXT4-fs (sda1): re-mounted. Opts: (null)
>[    5.782560] systemd-journald[595]: Received request to flush runtime journal from PID 1
>[    6.198476] parport_pc 00:06: reported by Plug and Play ACPI
>[    6.198609] parport0: PC-style at 0x378 (0x778), irq 5 [PCSPP,TRISTATE,EPP]
>[    6.225544] i801_smbus 0000:00:1f.3: enabling device (0001 -> 0003)
>[    6.226022] i801_smbus 0000:00:1f.3: SPD Write Disable is set
>[    6.226069] i801_smbus 0000:00:1f.3: SMBus using PCI interrupt
>[    6.236440] ACPI Warning: SystemIO range 0x0000000000001828-0x000000000000182F conflicts with OpRegion 0x0000000000001800-0x000000000000187F (\PMIO) (20180105/utaddress-247)
>[    6.236452] ACPI: If an ACPI driver is available for this device, you should use it instead of the native driver
>[    6.236457] ACPI Warning: SystemIO range 0x0000000000001C40-0x0000000000001C4F conflicts with OpRegion 0x0000000000001C00-0x0000000000001FFF (\GPR) (20180105/utaddress-247)
>[    6.236465] ACPI: If an ACPI driver is available for this device, you should use it instead of the native driver
>[    6.236468] ACPI Warning: SystemIO range 0x0000000000001C30-0x0000000000001C3F conflicts with OpRegion 0x0000000000001C00-0x0000000000001C3F (\GPRL) (20180105/utaddress-247)
>[    6.236477] ACPI Warning: SystemIO range 0x0000000000001C30-0x0000000000001C3F conflicts with OpRegion 0x0000000000001C00-0x0000000000001FFF (\GPR) (20180105/utaddress-247)
>[    6.236485] ACPI: If an ACPI driver is available for this device, you should use it instead of the native driver
>[    6.236488] ACPI Warning: SystemIO range 0x0000000000001C00-0x0000000000001C2F conflicts with OpRegion 0x0000000000001C00-0x0000000000001C3F (\GPRL) (20180105/utaddress-247)
>[    6.236496] ACPI Warning: SystemIO range 0x0000000000001C00-0x0000000000001C2F conflicts with OpRegion 0x0000000000001C00-0x0000000000001FFF (\GPR) (20180105/utaddress-247)
>[    6.236505] ACPI: If an ACPI driver is available for this device, you should use it instead of the native driver
>[    6.236507] lpc_ich: Resource conflict(s) found affecting gpio_ich
>[    6.237085] shpchp: Standard Hot Plug PCI Controller Driver version: 0.4
>[    6.506962] random: crng init done
>[    6.512847] media: Linux media interface: v0.10
>[    6.520393] input: PC Speaker as /devices/platform/pcspkr/input/input7
>[    6.522051] RAPL PMU: API unit is 2^-32 Joules, 4 fixed counters, 655360 ms ovfl timer
>[    6.522054] RAPL PMU: hw unit of domain pp0-core 2^-14 Joules
>[    6.522056] RAPL PMU: hw unit of domain package 2^-14 Joules
>[    6.522058] RAPL PMU: hw unit of domain dram 2^-14 Joules
>[    6.522060] RAPL PMU: hw unit of domain pp1-gpu 2^-14 Joules
>[    6.570567] cdc_ether 1-9.1.4:1.0 usb0: register 'cdc_ether' at usb-0000:00:14.0-9.1.4, CDC Ethernet Device, 1e:49:7b:ae:82:fe
>[    6.570671] usbcore: registered new interface driver cdc_ether
>[    6.605155] Linux video capture interface: v2.00
>[    6.608451] usbcore: registered new interface driver cdc_ncm
>[    6.628706] usbcore: registered new interface driver cdc_wdm
>[    6.630311] usbcore: registered new interface driver option
>[    6.630475] usbserial: USB Serial support registered for GSM modem (1-port)
>[    6.630591] option 1-9.1.2:1.0: GSM modem (1-port) converter detected
>[    6.631183] usb 1-9.1.2: GSM modem (1-port) converter now attached to ttyUSB0
>[    6.631403] option 1-9.1.2:1.1: GSM modem (1-port) converter detected
>[    6.631565] usb 1-9.1.2: GSM modem (1-port) converter now attached to ttyUSB1
>[    6.660127] gspca_main: v2.14.0 registered
>[    6.685505] gspca_main: gspca_zc3xx-2.14.0 probing 046d:08d9
>[    6.718224] sr 6:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
>[    6.718240] sr 6:0:0:0: [sr0] tag#0 Sense Key : Medium Error [current] 
>[    6.718244] sr 6:0:0:0: [sr0] tag#0 Add. Sense: Unrecovered read error
>[    6.718248] sr 6:0:0:0: [sr0] tag#0 CDB: Read(10) 28 00 00 00 8d fc 00 00 02 00
>[    6.718277] print_req_error: critical medium error, dev sr0, sector 145392
>[    6.718392] attempt to access beyond end of device
>[    6.718395] sr0: rw=0, want=145400, limit=145392
>[    6.718424] Buffer I/O error on dev sr0, logical block 18174, async page read
>[    6.736518] Bluetooth: Core ver 2.22
>[    6.736578] NET: Registered protocol family 31
>[    6.736580] Bluetooth: HCI device and connection manager initialized
>[    6.736632] Bluetooth: HCI socket layer initialized
>[    6.736635] Bluetooth: L2CAP socket layer initialized
>[    6.736686] Bluetooth: SCO socket layer initialized
>[    6.769072] Adding 62494716k swap on /dev/sda2.  Priority:-2 extents:1 across:62494716k SSFS
>[    6.788532] huawei_cdc_ncm 1-9.1.2:1.2: MAC-Address: 00:1e:10:1f:00:00
>[    6.788537] huawei_cdc_ncm 1-9.1.2:1.2: setting rx_max = 16384
>[    6.796697] huawei_cdc_ncm 1-9.1.2:1.2: NDP will be placed at end of frame for this device.
>[    6.796960] huawei_cdc_ncm 1-9.1.2:1.2: cdc-wdm0: USB WDM device
>[    6.797404] huawei_cdc_ncm 1-9.1.2:1.2 wwan0: register 'huawei_cdc_ncm' at usb-0000:00:14.0-9.1.2, Huawei CDC NCM device, 00:1e:10:1f:00:00
>[    6.797493] usbcore: registered new interface driver huawei_cdc_ncm
>[    6.801358] usbcore: registered new interface driver btusb
>[    6.813609] sr 6:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
>[    6.813614] sr 6:0:0:0: [sr0] tag#0 Sense Key : Medium Error [current] 
>[    6.813618] sr 6:0:0:0: [sr0] tag#0 Add. Sense: Unrecovered read error
>[    6.813622] sr 6:0:0:0: [sr0] tag#0 CDB: Read(10) 28 00 00 00 8c 80 00 00 3c 00
>[    6.813625] print_req_error: critical medium error, dev sr0, sector 143872
>[    6.830353] sr 6:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
>[    6.830359] sr 6:0:0:0: [sr0] tag#0 Sense Key : Medium Error [current] 
>[    6.830362] sr 6:0:0:0: [sr0] tag#0 Add. Sense: Unrecovered read error
>[    6.830366] sr 6:0:0:0: [sr0] tag#0 CDB: Read(10) 28 00 00 00 8c 80 00 00 02 00
>[    6.830370] print_req_error: critical medium error, dev sr0, sector 143872
>[    6.830428] Buffer I/O error on dev sr0, logical block 17984, async page read
>[    6.837135] sr 6:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
>[    6.837140] sr 6:0:0:0: [sr0] tag#0 Sense Key : Medium Error [current] 
>[    6.837143] sr 6:0:0:0: [sr0] tag#0 Add. Sense: Unrecovered read error
>[    6.837147] sr 6:0:0:0: [sr0] tag#0 CDB: Read(10) 28 00 00 00 8d fa 00 00 02 00
>[    6.837151] print_req_error: critical medium error, dev sr0, sector 145384
>[    6.837219] attempt to access beyond end of device
>[    6.837223] sr0: rw=0, want=145392, limit=145384
>[    6.837226] Buffer I/O error on dev sr0, logical block 18173, async page read
>[    6.910701] snd_hda_intel 0000:00:1b.0: enabling device (0000 -> 0002)
>[    6.912731] snd_hda_intel 0000:07:00.1: Handle vga_switcheroo audio client
>[    6.989774] iTCO_vendor_support: vendor-support=0
>[    7.005431] iTCO_wdt: Intel TCO WatchDog Timer Driver v1.11
>[    7.005510] iTCO_wdt: unable to reset NO_REBOOT flag, device disabled by hardware/BIOS
>[    7.011969] ppdev: user-space parallel port driver
>[    7.028821] cdc_ether 1-9.1.4:1.0 enp0s20u9u1u4: renamed from usb0
>[    7.039188] snd_hda_codec_realtek hdaudioC1D2: autoconfig for ALC892: line_outs=4 (0x14/0x15/0x16/0x17/0x0) type:line
>[    7.039192] snd_hda_codec_realtek hdaudioC1D2:    speaker_outs=0 (0x0/0x0/0x0/0x0/0x0)
>[    7.039194] snd_hda_codec_realtek hdaudioC1D2:    hp_outs=1 (0x1b/0x0/0x0/0x0/0x0)
>[    7.039195] snd_hda_codec_realtek hdaudioC1D2:    mono: mono_out=0x0
>[    7.039197] snd_hda_codec_realtek hdaudioC1D2:    dig-out=0x11/0x0
>[    7.039198] snd_hda_codec_realtek hdaudioC1D2:    inputs:
>[    7.039201] snd_hda_codec_realtek hdaudioC1D2:      Front Mic=0x19
>[    7.039203] snd_hda_codec_realtek hdaudioC1D2:      Rear Mic=0x18
>[    7.039205] snd_hda_codec_realtek hdaudioC1D2:      Line=0x1a
>[    7.044542] input: HD-Audio Generic HDMI/DP,pcm=3 as /devices/pci0000:00/0000:00:1c.4/0000:05:00.0/0000:06:00.0/0000:07:00.1/sound/card2/input8
>[    7.045571] input: HD-Audio Generic HDMI/DP,pcm=7 as /devices/pci0000:00/0000:00:1c.4/0000:05:00.0/0000:06:00.0/0000:07:00.1/sound/card2/input9
>[    7.045913] input: HD-Audio Generic HDMI/DP,pcm=8 as /devices/pci0000:00/0000:00:1c.4/0000:05:00.0/0000:06:00.0/0000:07:00.1/sound/card2/input10
>[    7.046225] input: HD-Audio Generic HDMI/DP,pcm=9 as /devices/pci0000:00/0000:00:1c.4/0000:05:00.0/0000:06:00.0/0000:07:00.1/sound/card2/input11
>[    7.046486] input: HD-Audio Generic HDMI/DP,pcm=10 as /devices/pci0000:00/0000:00:1c.4/0000:05:00.0/0000:06:00.0/0000:07:00.1/sound/card2/input12
>[    7.046713] input: HD-Audio Generic HDMI/DP,pcm=11 as /devices/pci0000:00/0000:00:1c.4/0000:05:00.0/0000:06:00.0/0000:07:00.1/sound/card2/input13
>[    7.058485] input: HDA Intel PCH Front Mic as /devices/pci0000:00/0000:00:1b.0/sound/card1/input14
>[    7.059161] input: HDA Intel PCH Rear Mic as /devices/pci0000:00/0000:00:1b.0/sound/card1/input15
>[    7.064838] input: HDA Intel PCH Line as /devices/pci0000:00/0000:00:1b.0/sound/card1/input16
>[    7.065082] input: HDA Intel PCH Line Out Front as /devices/pci0000:00/0000:00:1b.0/sound/card1/input17
>[    7.065308] input: HDA Intel PCH Line Out Surround as /devices/pci0000:00/0000:00:1b.0/sound/card1/input18
>[    7.065510] input: HDA Intel PCH Line Out CLFE as /devices/pci0000:00/0000:00:1b.0/sound/card1/input19
>[    7.065740] input: HDA Intel PCH Line Out Side as /devices/pci0000:00/0000:00:1b.0/sound/card1/input20
>[    7.065960] input: HDA Intel PCH Front Headphone as /devices/pci0000:00/0000:00:1b.0/sound/card1/input21
>[    7.093388] huawei_cdc_ncm 1-9.1.2:1.2 wwp0s20u9u1u2i2: renamed from wwan0
>[    7.193126] intel_rapl: Found RAPL domain package
>[    7.193143] intel_rapl: Found RAPL domain core
>[    7.193146] intel_rapl: Found RAPL domain dram
>[    7.702794] input: gspca_zc3xx as /devices/pci0000:00/0000:00:14.0/usb1/1-9/1-9.1/1-9.1.1/input/input22
>[    7.707726] usbcore: registered new interface driver gspca_zc3xx
>[    7.707764] usbcore: registered new interface driver snd-usb-audio
>[    9.204776] SGI XFS with ACLs, security attributes, no debug enabled
>[    9.209473] XFS (sdc): Mounting V5 Filesystem
>[    9.314787] XFS (sdc): Ending clean mount
>[    9.676312] RPC: Registered named UNIX socket transport module.
>[    9.676319] RPC: Registered udp transport module.
>[    9.676321] RPC: Registered tcp transport module.
>[    9.676322] RPC: Registered tcp NFSv4.1 backchannel transport module.
>[    9.778036] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
>[    9.778038] Bluetooth: BNEP filters: protocol multicast
>[    9.778045] Bluetooth: BNEP socket layer initialized
>[   10.185462] ata3.00: NCQ Send/Recv Log not supported
>[   10.186775] ata3.00: NCQ Send/Recv Log not supported
>[   10.186779] ata3.00: configured for UDMA/133
>[   10.186797] ata3: EH complete
>[   10.616747] IPv6: ADDRCONF(NETDEV_UP): enp0s20u9u1u4: link is not ready
>[   10.624052] IPv6: ADDRCONF(NETDEV_UP): enp2s0: link is not ready
>[   10.738150] r8169 0000:02:00.0 enp2s0: link down
>[   10.738346] IPv6: ADDRCONF(NETDEV_UP): enp2s0: link is not ready
>[   10.738649] r8169 0000:02:00.0 enp2s0: link down
>[   10.977462] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
>[   13.042142] r8169 0000:02:00.0 enp2s0: link up
>[   13.042172] IPv6: ADDRCONF(NETDEV_CHANGE): enp2s0: link becomes ready
>[   13.542365] TCP: request_sock_TCP: Possible SYN flooding on port 8201. Sending cookies.  Check SNMP counters.
>[   13.544942] TCP: request_sock_TCP: Possible SYN flooding on port 9208. Sending cookies.  Check SNMP counters.
>[   18.634846] logitech-hidpp-device 0003:046D:4026.0008: HID++ 2.0 device connected.
>[   22.478864] fuse init (API version 7.26)
>[   24.166326] Bluetooth: RFCOMM TTY layer initialized
>[   24.166337] Bluetooth: RFCOMM socket layer initialized
>[   24.166411] Bluetooth: RFCOMM ver 1.11
>[   26.692003] rfkill: input handler disabled
>[   27.992677] ISO 9660 Extensions: Microsoft Joliet Level 1
>[   28.006746] ISO 9660 Extensions: IEEE_P1282
>[   29.486692] TCP: request_sock_TCP: Possible SYN flooding on port 8205. Sending cookies.  Check SNMP counters.
>[   29.487809] TCP: request_sock_TCP: Possible SYN flooding on port 9212. Sending cookies.  Check SNMP counters.
>[   29.579233] pool (2890) used greatest stack depth: 11368 bytes left
>[   30.512180] TCP: request_sock_TCP: Possible SYN flooding on port 7175. Sending cookies.  Check SNMP counters.
>[   31.808401] pool (3181) used greatest stack depth: 11272 bytes left
>[   65.737952] sysrq: SysRq : Show Blocked State
>[   65.738160]   task                        PC stack   pid father
>[   65.738433] tracker-store   D12088  2797   2164 0x00000000
>[   65.738470] Call Trace:
>[   65.738485]  ? __schedule+0x2ed/0xba0
>[   65.738500]  schedule+0x2f/0x90
>[   65.738506]  io_schedule+0x12/0x40
>[   65.738514]  generic_file_read_iter+0x39e/0xdb0
>[   65.738533]  ? page_cache_tree_insert+0x130/0x130
>[   65.738612]  xfs_file_buffered_aio_read+0x65/0x1a0 [xfs]
>[   65.738669]  xfs_file_read_iter+0x64/0xc0 [xfs]
>[   65.738679]  __vfs_read+0x102/0x170
>[   65.738697]  vfs_read+0x9e/0x150
>[   65.738706]  SyS_pread64+0x93/0xb0
>[   65.738713]  ? trace_hardirqs_off_thunk+0x1a/0x1c
>[   65.738723]  do_syscall_64+0x79/0x220
>[   65.738731]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[   65.738736] RIP: 0033:0x7f8681df9873
>[   65.738740] RSP: 002b:00007ffca5075a40 EFLAGS: 00000293 ORIG_RAX: 0000000000000011
>[   65.738747] RAX: ffffffffffffffda RBX: 0000000000001000 RCX: 00007f8681df9873
>[   65.738751] RDX: 0000000000001000 RSI: 0000561a11cb92f8 RDI: 0000000000000008
>[   65.738755] RBP: 0000000000001000 R08: 0000561a11cb92f8 R09: 000000000fba0fff
>[   65.738758] R10: 00000000200fe000 R11: 0000000000000293 R12: 0000000000000000
>[   65.738762] R13: 0000561a11cb92f8 R14: 00000000200fe000 R15: 0000561a11bc3580
>[   74.375855] device enp2s0 entered promiscuous mode
>[  179.290154] sysrq: SysRq : Show Blocked State
>[  179.290162]   task                        PC stack   pid father
>[  179.290413] tracker-store   D12088  2797   2164 0x00000000
>[  179.290419] Call Trace:
>[  179.290427]  ? __schedule+0x2ed/0xba0
>[  179.290434]  schedule+0x2f/0x90
>[  179.290437]  io_schedule+0x12/0x40
>[  179.290441]  generic_file_read_iter+0x39e/0xdb0
>[  179.290448]  ? page_cache_tree_insert+0x130/0x130
>[  179.290485]  xfs_file_buffered_aio_read+0x65/0x1a0 [xfs]
>[  179.290510]  xfs_file_read_iter+0x64/0xc0 [xfs]
>[  179.290515]  __vfs_read+0x102/0x170
>[  179.290522]  vfs_read+0x9e/0x150
>[  179.290525]  SyS_pread64+0x93/0xb0
>[  179.290528]  ? trace_hardirqs_off_thunk+0x1a/0x1c
>[  179.290532]  do_syscall_64+0x79/0x220
>[  179.290536]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  179.290538] RIP: 0033:0x7f8681df9873
>[  179.290540] RSP: 002b:00007ffca5075a40 EFLAGS: 00000293 ORIG_RAX: 0000000000000011
>[  179.290543] RAX: ffffffffffffffda RBX: 0000000000001000 RCX: 00007f8681df9873
>[  179.290544] RDX: 0000000000001000 RSI: 0000561a11e89388 RDI: 0000000000000008
>[  179.290545] RBP: 0000000000001000 R08: 0000561a11e89388 R09: 000001c0000007a9
>[  179.290547] R10: 0000000079af8000 R11: 0000000000000293 R12: 0000000000000000
>[  179.290548] R13: 0000561a11e89388 R14: 0000000079af8000 R15: 0000561a11bc3580
>[  338.901004] updater (4302) used greatest stack depth: 10728 bytes left
>[  382.165652] swiotlb_tbl_map_single: 42 callbacks suppressed
>[  382.165667] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  382.165695] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  382.165700] CPU: 1 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  382.165702] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  382.165704] Call Trace:
>[  382.165713]  dump_stack+0x85/0xbf
>[  382.165720]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  382.165733]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  382.165751]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  382.165764]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  382.165771]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  382.165786]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  382.165791]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  382.165801]  ? mutex_trylock+0xcd/0xe0
>[  382.165811]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  382.165854]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  382.165890]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  382.165932]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  382.165970]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  382.166007]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  382.166036]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  382.166071]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  382.166088]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  382.166104]  drm_ioctl+0x2d5/0x370 [drm]
>[  382.166134]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  382.166142]  ? __pm_runtime_resume+0x54/0x90
>[  382.166150]  ? trace_hardirqs_on_caller+0xed/0x180
>[  382.166181]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  382.166189]  do_vfs_ioctl+0xa5/0x6e0
>[  382.166201]  SyS_ioctl+0x74/0x80
>[  382.166208]  do_syscall_64+0x79/0x220
>[  382.166214]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  382.166217] RIP: 0033:0x7f70a90d90f7
>[  382.166219] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  382.166224] RAX: ffffffffffffffda RBX: 000055e7ee247e00 RCX: 00007f70a90d90f7
>[  382.166226] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[  382.166228] RBP: 00007ffd456b9940 R08: 000055e7ee247e00 R09: 0000000000000004
>[  382.166230] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  382.166232] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ee2c4c00
>[  393.923226] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  393.923230] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  393.923232] CPU: 7 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  393.923234] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  393.923235] Call Trace:
>[  393.923241]  dump_stack+0x85/0xbf
>[  393.923246]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  393.923254]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  393.923263]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  393.923270]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  393.923274]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  393.923282]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  393.923286]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  393.923292]  ? mutex_trylock+0xcd/0xe0
>[  393.923298]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  393.923345]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  393.923368]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  393.923392]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  393.923416]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  393.923439]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  393.923456]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  393.923477]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  393.923489]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  393.923498]  drm_ioctl+0x2d5/0x370 [drm]
>[  393.923516]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  393.923521]  ? __pm_runtime_resume+0x54/0x90
>[  393.923526]  ? trace_hardirqs_on_caller+0xed/0x180
>[  393.923545]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  393.923550]  do_vfs_ioctl+0xa5/0x6e0
>[  393.923558]  SyS_ioctl+0x74/0x80
>[  393.923563]  do_syscall_64+0x79/0x220
>[  393.923566]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  393.923569] RIP: 0033:0x7f70a90d90f7
>[  393.923570] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  393.923573] RAX: ffffffffffffffda RBX: 000055e7ee4a0e00 RCX: 00007f70a90d90f7
>[  393.923574] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[  393.923576] RBP: 00007ffd456b99b0 R08: 000055e7ee4a0e00 R09: 0000000000000004
>[  393.923577] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  393.923578] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7ef226180
>[  393.968589] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  393.968597] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  393.968601] CPU: 5 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  393.968603] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  393.968605] Call Trace:
>[  393.968612]  dump_stack+0x85/0xbf
>[  393.968618]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  393.968630]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  393.968646]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  393.968656]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  393.968662]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  393.968677]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  393.968682]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  393.968691]  ? mutex_trylock+0xcd/0xe0
>[  393.968699]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  393.968740]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  393.968772]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  393.968809]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  393.968846]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  393.968883]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  393.968911]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  393.968946]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  393.968961]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  393.968974]  drm_ioctl+0x2d5/0x370 [drm]
>[  393.969002]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  393.969009]  ? __pm_runtime_resume+0x54/0x90
>[  393.969018]  ? trace_hardirqs_on_caller+0xed/0x180
>[  393.969047]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  393.969054]  do_vfs_ioctl+0xa5/0x6e0
>[  393.969066]  SyS_ioctl+0x74/0x80
>[  393.969074]  do_syscall_64+0x79/0x220
>[  393.969079]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  393.969083] RIP: 0033:0x7f70a90d90f7
>[  393.969085] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  393.969089] RAX: ffffffffffffffda RBX: 000055e7ee4a0e00 RCX: 00007f70a90d90f7
>[  393.969091] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[  393.969094] RBP: 00007ffd456b99b0 R08: 000055e7ee4a0e00 R09: 0000000000000004
>[  393.969096] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  393.969098] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7ef226180
>[  400.049036] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  400.049039] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  400.049042] CPU: 0 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  400.049044] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  400.049045] Call Trace:
>[  400.049050]  dump_stack+0x85/0xbf
>[  400.049055]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  400.049062]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  400.049072]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  400.049078]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  400.049082]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  400.049090]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  400.049093]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  400.049099]  ? mutex_trylock+0xcd/0xe0
>[  400.049104]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  400.049139]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  400.049160]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  400.049184]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  400.049208]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  400.049230]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  400.049254]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  400.049288]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  400.049305]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  400.049317]  drm_ioctl+0x2d5/0x370 [drm]
>[  400.049345]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  400.049352]  ? __pm_runtime_resume+0x54/0x90
>[  400.049360]  ? trace_hardirqs_on_caller+0xed/0x180
>[  400.049390]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  400.049407]  do_vfs_ioctl+0xa5/0x6e0
>[  400.049419]  SyS_ioctl+0x74/0x80
>[  400.049427]  do_syscall_64+0x79/0x220
>[  400.049432]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  400.049435] RIP: 0033:0x7f70a90d90f7
>[  400.049438] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  400.049442] RAX: ffffffffffffffda RBX: 000055e7ef34b410 RCX: 00007f70a90d90f7
>[  400.049444] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[  400.049446] RBP: 00007ffd456b99b0 R08: 000055e7ef34b410 R09: 0000000000000004
>[  400.049448] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  400.049450] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7edb69e00
>[  400.220264] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  400.220267] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  400.220269] CPU: 0 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  400.220271] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  400.220272] Call Trace:
>[  400.220278]  dump_stack+0x85/0xbf
>[  400.220282]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  400.220290]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  400.220299]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  400.220305]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  400.220309]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  400.220316]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  400.220320]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  400.220325]  ? mutex_trylock+0xcd/0xe0
>[  400.220331]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  400.220365]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  400.220404]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  400.220427]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  400.220450]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  400.220471]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  400.220488]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  400.220508]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  400.220521]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  400.220529]  drm_ioctl+0x2d5/0x370 [drm]
>[  400.220545]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  400.220550]  ? __pm_runtime_resume+0x54/0x90
>[  400.220555]  ? trace_hardirqs_on_caller+0xed/0x180
>[  400.220575]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  400.220582]  do_vfs_ioctl+0xa5/0x6e0
>[  400.220593]  SyS_ioctl+0x74/0x80
>[  400.220600]  do_syscall_64+0x79/0x220
>[  400.220605]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  400.220608] RIP: 0033:0x7f70a90d90f7
>[  400.220610] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  400.220614] RAX: ffffffffffffffda RBX: 000055e7ef1458a0 RCX: 00007f70a90d90f7
>[  400.220616] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[  400.220618] RBP: 00007ffd456b9940 R08: 000055e7ef1458a0 R09: 0000000000000004
>[  400.220621] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  400.220622] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ed9f7110
>[  400.234713] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  400.234716] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  400.234718] CPU: 0 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  400.234719] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  400.234720] Call Trace:
>[  400.234726]  dump_stack+0x85/0xbf
>[  400.234730]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  400.234738]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  400.234747]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  400.234754]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  400.234758]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  400.234765]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  400.234769]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  400.234775]  ? mutex_trylock+0xcd/0xe0
>[  400.234780]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  400.234811]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  400.234833]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  400.234856]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  400.234879]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  400.234900]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  400.234917]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  400.234938]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  400.234951]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  400.234959]  drm_ioctl+0x2d5/0x370 [drm]
>[  400.234977]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  400.234982]  ? __pm_runtime_resume+0x54/0x90
>[  400.234987]  ? trace_hardirqs_on_caller+0xed/0x180
>[  400.235006]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  400.235011]  do_vfs_ioctl+0xa5/0x6e0
>[  400.235018]  SyS_ioctl+0x74/0x80
>[  400.235023]  do_syscall_64+0x79/0x220
>[  400.235026]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  400.235029] RIP: 0033:0x7f70a90d90f7
>[  400.235030] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  400.235033] RAX: ffffffffffffffda RBX: 000055e7ef1458a0 RCX: 00007f70a90d90f7
>[  400.235034] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[  400.235036] RBP: 00007ffd456b9940 R08: 000055e7ef1458a0 R09: 0000000000000004
>[  400.235037] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  400.235038] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ed9f7110
>[  424.192283] worker (4838) used greatest stack depth: 10408 bytes left
>[  459.826345] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  459.826350] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  459.826354] CPU: 3 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  459.826357] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  459.826359] Call Trace:
>[  459.826367]  dump_stack+0x85/0xbf
>[  459.826374]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  459.826386]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  459.826404]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  459.826416]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  459.826423]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  459.826439]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  459.826444]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  459.826455]  ? mutex_trylock+0xcd/0xe0
>[  459.826464]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  459.826512]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  459.826547]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  459.826589]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  459.826629]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  459.826667]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  459.826695]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  459.826732]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  459.826748]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  459.826763]  drm_ioctl+0x2d5/0x370 [drm]
>[  459.826793]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  459.826801]  ? __pm_runtime_resume+0x54/0x90
>[  459.826810]  ? trace_hardirqs_on_caller+0xed/0x180
>[  459.826843]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  459.826852]  do_vfs_ioctl+0xa5/0x6e0
>[  459.826865]  SyS_ioctl+0x74/0x80
>[  459.826873]  do_syscall_64+0x79/0x220
>[  459.826879]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  459.826883] RIP: 0033:0x7f70a90d90f7
>[  459.826885] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  459.826890] RAX: ffffffffffffffda RBX: 000055e7edf5b840 RCX: 00007f70a90d90f7
>[  459.826892] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[  459.826895] RBP: 00007ffd456b99b0 R08: 000055e7edf5b840 R09: 0000000000000004
>[  459.826897] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  459.826900] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7ef1bdcf0
>[  460.242067] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  460.242071] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  460.242073] CPU: 3 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  460.242075] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  460.242076] Call Trace:
>[  460.242082]  dump_stack+0x85/0xbf
>[  460.242086]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  460.242094]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  460.242104]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  460.242110]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  460.242114]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  460.242123]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  460.242127]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  460.242133]  ? mutex_trylock+0xcd/0xe0
>[  460.242139]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  460.242174]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  460.242197]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  460.242222]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  460.242245]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  460.242277]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  460.242294]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  460.242315]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  460.242327]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  460.242335]  drm_ioctl+0x2d5/0x370 [drm]
>[  460.242352]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  460.242357]  ? __pm_runtime_resume+0x54/0x90
>[  460.242362]  ? trace_hardirqs_on_caller+0xed/0x180
>[  460.242380]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  460.242385]  do_vfs_ioctl+0xa5/0x6e0
>[  460.242392]  SyS_ioctl+0x74/0x80
>[  460.242397]  do_syscall_64+0x79/0x220
>[  460.242401]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  460.242403] RIP: 0033:0x7f70a90d90f7
>[  460.242404] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  460.242407] RAX: ffffffffffffffda RBX: 000055e7ed908d70 RCX: 00007f70a90d90f7
>[  460.242408] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[  460.242410] RBP: 00007ffd456b9940 R08: 000055e7ed908d70 R09: 0000000000000004
>[  460.242411] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  460.242412] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7eb67fd70
>[  467.951790] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  467.951795] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  467.951798] CPU: 7 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  467.951800] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  467.951802] Call Trace:
>[  467.951809]  dump_stack+0x85/0xbf
>[  467.951815]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  467.951827]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  467.951842]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  467.951852]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  467.951858]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  467.951872]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  467.951877]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  467.951886]  ? mutex_trylock+0xcd/0xe0
>[  467.951894]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  467.951937]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  467.951970]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  467.952018]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  467.952075]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  467.952109]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  467.952135]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  467.952167]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  467.952184]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  467.952196]  drm_ioctl+0x2d5/0x370 [drm]
>[  467.952223]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  467.952229]  ? __pm_runtime_resume+0x54/0x90
>[  467.952237]  ? trace_hardirqs_on_caller+0xed/0x180
>[  467.952266]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  467.952273]  do_vfs_ioctl+0xa5/0x6e0
>[  467.952285]  SyS_ioctl+0x74/0x80
>[  467.952292]  do_syscall_64+0x79/0x220
>[  467.952297]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  467.952300] RIP: 0033:0x7f70a90d90f7
>[  467.952302] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  467.952306] RAX: ffffffffffffffda RBX: 000055e7ee147940 RCX: 00007f70a90d90f7
>[  467.952308] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[  467.952310] RBP: 00007ffd456b9940 R08: 000055e7ee147940 R09: 0000000000000004
>[  467.952312] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  467.952314] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7eda82c70
>[  470.565670] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  470.565674] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  470.565678] CPU: 0 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  470.565680] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  470.565682] Call Trace:
>[  470.565690]  dump_stack+0x85/0xbf
>[  470.565696]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  470.565707]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  470.565723]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  470.565734]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  470.565740]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  470.565754]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  470.565759]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  470.565769]  ? mutex_trylock+0xcd/0xe0
>[  470.565778]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  470.565819]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  470.565852]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  470.565861]  ? __lock_acquire+0x2d4/0x1340
>[  470.565895]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  470.565930]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  470.565964]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  470.565982]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  470.566003]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  470.566015]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  470.566026]  drm_ioctl+0x2d5/0x370 [drm]
>[  470.566045]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  470.566050]  ? __pm_runtime_resume+0x54/0x90
>[  470.566055]  ? trace_hardirqs_on_caller+0xed/0x180
>[  470.566084]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  470.566089]  do_vfs_ioctl+0xa5/0x6e0
>[  470.566096]  SyS_ioctl+0x74/0x80
>[  470.566101]  do_syscall_64+0x79/0x220
>[  470.566104]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  470.566107] RIP: 0033:0x7f70a90d90f7
>[  470.566108] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  470.566111] RAX: ffffffffffffffda RBX: 000055e7ec5de3a0 RCX: 00007f70a90d90f7
>[  470.566112] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[  470.566113] RBP: 00007ffd456b9940 R08: 000055e7ec5de3a0 R09: 00007f70a939dc50
>[  470.566114] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[  470.566116] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ebf4ecd0
>[  476.965657] sysrq: SysRq : Show Blocked State
>[  476.965664]   task                        PC stack   pid father
>[  476.965674] kworker/4:0     D11624    35      2 0x80000000
>[  476.965697] Workqueue: events async_pf_execute [kvm]
>[  476.965699] Call Trace:
>[  476.965707]  ? __schedule+0x2ed/0xba0
>[  476.965713]  schedule+0x2f/0x90
>[  476.965716]  io_schedule+0x12/0x40
>[  476.965719]  __lock_page_or_retry+0x2ec/0x360
>[  476.965724]  ? page_cache_tree_insert+0x130/0x130
>[  476.965729]  do_swap_page+0x80e/0xa00
>[  476.965735]  __handle_mm_fault+0x7e3/0x1230
>[  476.965743]  handle_mm_fault+0x198/0x3a0
>[  476.965748]  __get_user_pages+0x1d0/0x790
>[  476.965755]  get_user_pages_remote+0x13a/0x200
>[  476.965769]  async_pf_execute+0x93/0x280 [kvm]
>[  476.965776]  process_one_work+0x266/0x6b0
>[  476.965783]  worker_thread+0x3a/0x390
>[  476.965787]  ? process_one_work+0x6b0/0x6b0
>[  476.965789]  kthread+0x121/0x140
>[  476.965791]  ? kthread_create_worker_on_cpu+0x70/0x70
>[  476.965795]  ret_from_fork+0x3a/0x50
>[  476.965812] kswapd0         D11208    78      2 0x80000000
>[  476.965816] Call Trace:
>[  476.965821]  ? __schedule+0x2ed/0xba0
>[  476.965826]  schedule+0x2f/0x90
>[  476.965829]  io_schedule+0x12/0x40
>[  476.965832]  get_request+0x38a/0xc50
>[  476.965839]  ? finish_wait+0x80/0x80
>[  476.965844]  blk_queue_bio+0x1ab/0x730
>[  476.965848]  ? generic_make_request+0xfd/0x3f0
>[  476.965851]  generic_make_request+0x12f/0x3f0
>[  476.965857]  ? submit_bio+0x6c/0x140
>[  476.965858]  submit_bio+0x6c/0x140
>[  476.965861]  ? get_swap_bio+0xcf/0x120
>[  476.965864]  __swap_writepage+0x13b/0x480
>[  476.965869]  ? __frontswap_store+0xdc/0x120
>[  476.965874]  pageout.isra.52+0x148/0x490
>[  476.965881]  shrink_page_list+0xbbe/0xf20
>[  476.965890]  shrink_inactive_list+0x2ea/0x7b0
>[  476.965898]  shrink_node_memcg+0x36c/0x780
>[  476.965909]  ? shrink_node+0x140/0x360
>[  476.965911]  shrink_node+0x140/0x360
>[  476.965917]  kswapd+0x2e3/0x8f0
>[  476.965925]  ? mem_cgroup_shrink_node+0x320/0x320
>[  476.965927]  kthread+0x121/0x140
>[  476.965930]  ? kthread_create_worker_on_cpu+0x70/0x70
>[  476.965933]  ret_from_fork+0x3a/0x50
>[  476.965957] systemd-journal D11576   595      1 0x00000180
>[  476.965960] Call Trace:
>[  476.965964]  ? __schedule+0x2ed/0xba0
>[  476.965970]  schedule+0x2f/0x90
>[  476.965972]  io_schedule+0x12/0x40
>[  476.965975]  __lock_page_or_retry+0x1d7/0x360
>[  476.965977]  ? find_get_entry+0x1c5/0x2e0
>[  476.965980]  ? page_cache_tree_insert+0x130/0x130
>[  476.965985]  filemap_fault+0x58b/0xa20
>[  476.965989]  ? find_held_lock+0x34/0xa0
>[  476.965993]  ? ext4_filemap_fault+0x27/0x3e
>[  476.965999]  ext4_filemap_fault+0x2f/0x3e
>[  476.966002]  __do_fault+0x1f/0xdf
>[  476.966004]  __handle_mm_fault+0xd22/0x1230
>[  476.966012]  handle_mm_fault+0x198/0x3a0
>[  476.966017]  __do_page_fault+0x28c/0x530
>[  476.966022]  do_page_fault+0x32/0x290
>[  476.966025]  ? page_fault+0x2f/0x50
>[  476.966027]  page_fault+0x45/0x50
>[  476.966029] RIP: 0006:0x7fffed246960
>[  476.966031] RSP: bd48d0:00005577cdfdb920 EFLAGS: 7fffed2469c8
>[  476.966169] sssd_kcm        D11912  2474      1 0x00000000
>[  476.966173] Call Trace:
>[  476.966177]  ? __schedule+0x2ed/0xba0
>[  476.966182]  schedule+0x2f/0x90
>[  476.966184]  io_schedule+0x12/0x40
>[  476.966187]  __lock_page_or_retry+0x1d7/0x360
>[  476.966190]  ? page_cache_tree_insert+0x130/0x130
>[  476.966194]  do_swap_page+0x80e/0xa00
>[  476.966200]  __handle_mm_fault+0x7e3/0x1230
>[  476.966208]  handle_mm_fault+0x198/0x3a0
>[  476.966211]  __do_page_fault+0x28c/0x530
>[  476.966217]  do_page_fault+0x32/0x290
>[  476.966219]  ? page_fault+0x2f/0x50
>[  476.966221]  page_fault+0x45/0x50
>[  476.966223] RIP: 0040:0x7fbed62cc208
>[  476.966224] RSP: d62db390:000000000000001d EFLAGS: 00000001
>[  476.966231] sssd_secrets    D11640  2478      1 0x00000000
>[  476.966235] Call Trace:
>[  476.966239]  ? __schedule+0x2ed/0xba0
>[  476.966244]  schedule+0x2f/0x90
>[  476.966246]  io_schedule+0x12/0x40
>[  476.966248]  __lock_page_or_retry+0x1d7/0x360
>[  476.966251]  ? page_cache_tree_insert+0x130/0x130
>[  476.966256]  do_swap_page+0x80e/0xa00
>[  476.966261]  __handle_mm_fault+0x7e3/0x1230
>[  476.966268]  handle_mm_fault+0x198/0x3a0
>[  476.966272]  __do_page_fault+0x28c/0x530
>[  476.966277]  do_page_fault+0x32/0x290
>[  476.966280]  ? page_fault+0x2f/0x50
>[  476.966282]  page_fault+0x45/0x50
>[  476.966283] RIP: be41f790:0x7fffd44f0fa8
>[  476.966284] RSP: 0000:00007fffd44f1190 EFLAGS: 7f10be457000
>[  476.966318] gmain           D11000  2781   2195 0x00000000
>[  476.966322] Call Trace:
>[  476.966325]  ? __schedule+0x2ed/0xba0
>[  476.966330]  ? bit_wait+0x50/0x50
>[  476.966332]  schedule+0x2f/0x90
>[  476.966334]  io_schedule+0x12/0x40
>[  476.966336]  bit_wait_io+0xd/0x50
>[  476.966338]  __wait_on_bit+0x44/0x80
>[  476.966340]  ? __lock_is_held+0x59/0xa0
>[  476.966343]  out_of_line_wait_on_bit+0x95/0xb0
>[  476.966347]  ? bit_waitqueue+0x40/0x40
>[  476.966350]  ext4_find_entry+0x25c/0x500
>[  476.966358]  ? d_alloc_parallel+0x315/0xa00
>[  476.966363]  ext4_lookup+0x78/0x210
>[  476.966367]  lookup_slow+0x131/0x210
>[  476.966378]  walk_component+0x1c4/0x340
>[  476.966380]  ? link_path_walk+0x28f/0x530
>[  476.966381]  ? path_init+0x405/0x740
>[  476.966386]  path_lookupat+0x84/0x1f0
>[  476.966391]  filename_lookup+0xb6/0x190
>[  476.966396]  ? getname_flags+0x4a/0x1e0
>[  476.966400]  ? __check_object_size+0xa7/0x1a0
>[  476.966403]  ? strncpy_from_user+0x48/0x160
>[  476.966409]  ? SyS_inotify_add_watch+0x98/0x360
>[  476.966411]  SyS_inotify_add_watch+0x98/0x360
>[  476.966414]  ? trace_hardirqs_on_caller+0xed/0x180
>[  476.966419]  do_syscall_64+0x79/0x220
>[  476.966421]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  476.966423] RIP: 0033:0x7f6f1cdce9e7
>[  476.966425] RSP: 002b:00007f6f0c1ea998 EFLAGS: 00000206 ORIG_RAX: 00000000000000fe
>[  476.966427] RAX: ffffffffffffffda RBX: 0000563a79ac07a0 RCX: 00007f6f1cdce9e7
>[  476.966428] RDX: 0000000001002fce RSI: 0000563a79fbcbe0 RDI: 0000000000000003
>[  476.966430] RBP: 00007f6f0c1ea9c4 R08: 0000000003c348fb R09: 0000563a79816048
>[  476.966431] R10: 00007f6f0c1eaa00 R11: 0000000000000206 R12: 0000000000000000
>[  476.966432] R13: 0000000000000000 R14: 00007f6f1ff875c0 R15: 0000563a79b46810
>[  476.966458] tracker-store   D11464  2797   2164 0x00000000
>[  476.966461] Call Trace:
>[  476.966465]  ? __schedule+0x2ed/0xba0
>[  476.966471]  schedule+0x2f/0x90
>[  476.966472]  io_schedule+0x12/0x40
>[  476.966475]  __lock_page_or_retry+0x1d7/0x360
>[  476.966477]  ? find_get_entry+0x1c5/0x2e0
>[  476.966480]  ? page_cache_tree_insert+0x130/0x130
>[  476.966484]  filemap_fault+0x58b/0xa20
>[  476.966487]  ? find_held_lock+0x34/0xa0
>[  476.966491]  ? ext4_filemap_fault+0x27/0x3e
>[  476.966496]  ext4_filemap_fault+0x2f/0x3e
>[  476.966499]  __do_fault+0x1f/0xdf
>[  476.966501]  __handle_mm_fault+0xd22/0x1230
>[  476.966509]  handle_mm_fault+0x198/0x3a0
>[  476.966512]  __do_page_fault+0x28c/0x530
>[  476.966518]  do_page_fault+0x32/0x290
>[  476.966520]  ? page_fault+0x2f/0x50
>[  476.966522]  page_fault+0x45/0x50
>[  476.966523] RIP: 1532:0x561a11bae7f8
>[  476.966525] RSP: 0215:0000000000077fce EFLAGS: 00002a64
>[  476.966564] gnome-terminal- D11336  3365   2164 0x00000000
>[  476.966567] Call Trace:
>[  476.966571]  ? __schedule+0x2ed/0xba0
>[  476.966576]  schedule+0x2f/0x90
>[  476.966578]  io_schedule+0x12/0x40
>[  476.966580]  __lock_page_or_retry+0x1d7/0x360
>[  476.966582]  ? find_get_entry+0x1c5/0x2e0
>[  476.966585]  ? page_cache_tree_insert+0x130/0x130
>[  476.966589]  filemap_fault+0x58b/0xa20
>[  476.966593]  ? find_held_lock+0x34/0xa0
>[  476.966596]  ? ext4_filemap_fault+0x27/0x3e
>[  476.966601]  ext4_filemap_fault+0x2f/0x3e
>[  476.966604]  __do_fault+0x1f/0xdf
>[  476.966606]  __handle_mm_fault+0xd22/0x1230
>[  476.966613]  handle_mm_fault+0x198/0x3a0
>[  476.966617]  __do_page_fault+0x28c/0x530
>[  476.966620]  ? vm_munmap+0x78/0xb0
>[  476.966624]  do_page_fault+0x32/0x290
>[  476.966626]  ? page_fault+0x2f/0x50
>[  476.966628]  page_fault+0x45/0x50
>[  476.966630] RIP: f94373b0:0x7fb71aec0220
>[  476.966631] RSP: f94373a0:0000000000000001 EFLAGS: 5653f94373a8
>[  476.966648] virt-manager    D11224  3820   2164 0x00000000
>[  476.966651] Call Trace:
>[  476.966655]  ? __schedule+0x2ed/0xba0
>[  476.966660]  schedule+0x2f/0x90
>[  476.966662]  io_schedule+0x12/0x40
>[  476.966664]  __lock_page_or_retry+0x1d7/0x360
>[  476.966667]  ? find_get_entry+0x1c5/0x2e0
>[  476.966669]  ? page_cache_tree_insert+0x130/0x130
>[  476.966674]  filemap_fault+0x58b/0xa20
>[  476.966677]  ? find_held_lock+0x34/0xa0
>[  476.966680]  ? ext4_filemap_fault+0x27/0x3e
>[  476.966686]  ext4_filemap_fault+0x2f/0x3e
>[  476.966688]  __do_fault+0x1f/0xdf
>[  476.966690]  __handle_mm_fault+0xd22/0x1230
>[  476.966697]  handle_mm_fault+0x198/0x3a0
>[  476.966701]  __do_page_fault+0x28c/0x530
>[  476.966706]  do_page_fault+0x32/0x290
>[  476.966709]  ? page_fault+0x2f/0x50
>[  476.966711]  page_fault+0x45/0x50
>[  476.966712] RIP: 0011:0x4
>[  476.966713] RSP: 32bc1670:0000562a3260c6c0 EFLAGS: 562a3260c6c0
>[  476.966725] firefox         D10760  4285   4162 0x00000000
>[  476.966728] Call Trace:
>[  476.966732]  ? __schedule+0x2ed/0xba0
>[  476.966737]  schedule+0x2f/0x90
>[  476.966739]  io_schedule+0x12/0x40
>[  476.966741]  __lock_page_or_retry+0x1d7/0x360
>[  476.966745]  ? page_cache_tree_insert+0x130/0x130
>[  476.966749]  do_swap_page+0x80e/0xa00
>[  476.966753]  ? tick_irq_enter+0x31/0xe0
>[  476.966757]  __handle_mm_fault+0x7e3/0x1230
>[  476.966764]  handle_mm_fault+0x198/0x3a0
>[  476.966768]  __do_page_fault+0x28c/0x530
>[  476.966773]  do_page_fault+0x32/0x290
>[  476.966775]  ? page_fault+0x2f/0x50
>[  476.966777]  page_fault+0x45/0x50
>[  476.966779] RIP: a40e9290:          (null)
>[  476.966780] RSP: 9e20b890:00007fff01f4ea90 EFLAGS: 0000ae83
>[  476.966788] Socket Thread   D10904  4318   4162 0x00000000
>[  476.966791] Call Trace:
>[  476.966795]  ? __schedule+0x2ed/0xba0
>[  476.966800]  schedule+0x2f/0x90
>[  476.966802]  io_schedule+0x12/0x40
>[  476.966804]  __lock_page_or_retry+0x1d7/0x360
>[  476.966807]  ? page_cache_tree_insert+0x130/0x130
>[  476.966811]  do_swap_page+0x80e/0xa00
>[  476.966815]  ? _raw_spin_unlock+0x24/0x30
>[  476.966816]  ? do_wp_page+0x165/0x4c0
>[  476.966820]  __handle_mm_fault+0x7e3/0x1230
>[  476.966827]  handle_mm_fault+0x198/0x3a0
>[  476.966831]  __do_page_fault+0x28c/0x530
>[  476.966836]  do_page_fault+0x32/0x290
>[  476.966838]  ? page_fault+0x2f/0x50
>[  476.966840]  page_fault+0x45/0x50
>[  476.966842] RIP: c35641f0:0x7fa7a3b00000
>[  476.966843] RSP: a3bf9000:00007fa80c1fc5a0 EFLAGS: 00002000
>[  476.966860] Web Content     D11576  4436   4315 0x00000100
>[  476.966863] Call Trace:
>[  476.966867]  ? __schedule+0x2ed/0xba0
>[  476.966872]  schedule+0x2f/0x90
>[  476.966874]  io_schedule+0x12/0x40
>[  476.966876]  __lock_page_or_retry+0x1d7/0x360
>[  476.966880]  ? page_cache_tree_insert+0x130/0x130
>[  476.966884]  do_swap_page+0x80e/0xa00
>[  476.966889]  __handle_mm_fault+0x7e3/0x1230
>[  476.966897]  handle_mm_fault+0x198/0x3a0
>[  476.966900]  __do_page_fault+0x28c/0x530
>[  476.966905]  do_page_fault+0x32/0x290
>[  476.966908]  ? page_fault+0x2f/0x50
>[  476.966910]  page_fault+0x45/0x50
>[  476.966911] RIP: 0001:0x7fab54b00000
>[  476.966912] RSP: 54b02000:00007fff1de03a90 EFLAGS: 00034000
>[  476.966928] Web Content     D11608  4525   4315 0x00000100
>[  476.966932] Call Trace:
>[  476.966936]  ? __schedule+0x2ed/0xba0
>[  476.966941]  schedule+0x2f/0x90
>[  476.966943]  io_schedule+0x12/0x40
>[  476.966945]  __lock_page_or_retry+0x1d7/0x360
>[  476.966948]  ? page_cache_tree_insert+0x130/0x130
>[  476.966952]  do_swap_page+0x80e/0xa00
>[  476.966958]  __handle_mm_fault+0x7e3/0x1230
>[  476.966976]  handle_mm_fault+0x198/0x3a0
>[  476.966981]  __do_page_fault+0x28c/0x530
>[  476.966991]  do_page_fault+0x32/0x290
>[  476.966995]  ? page_fault+0x2f/0x50
>[  476.966998]  page_fault+0x45/0x50
>[  476.967001] RIP: 0001:0x7f7c0a300000
>[  476.967003] RSP: a382000:00007ffdf25ae0a0 EFLAGS: 0006f000
>[  476.967023] Web Content     D11592  4548   4315 0x00000100
>[  476.967028] Call Trace:
>[  476.967035]  ? __schedule+0x2ed/0xba0
>[  476.967045]  schedule+0x2f/0x90
>[  476.967047]  io_schedule+0x12/0x40
>[  476.967051]  __lock_page_or_retry+0x1d7/0x360
>[  476.967057]  ? page_cache_tree_insert+0x130/0x130
>[  476.967065]  do_swap_page+0x80e/0xa00
>[  476.967099]  __handle_mm_fault+0x7e3/0x1230
>[  476.967124]  handle_mm_fault+0x198/0x3a0
>[  476.967130]  __do_page_fault+0x28c/0x530
>[  476.967140]  do_page_fault+0x32/0x290
>[  476.967144]  ? page_fault+0x2f/0x50
>[  476.967148]  page_fault+0x45/0x50
>[  476.967150] RIP: 0001:0x7fbd70600000
>[  476.967162] RSP: 70685000:00007ffcad1b4470 EFLAGS: 0006e000
>[  476.967174] Web Content     D11752  4585   4315 0x00000100
>[  476.967178] Call Trace:
>[  476.967182]  ? __schedule+0x2ed/0xba0
>[  476.967185]  ? _raw_spin_unlock_irqrestore+0x32/0x60
>[  476.967189]  schedule+0x2f/0x90
>[  476.967191]  schedule_timeout+0x1e4/0x540
>[  476.967193]  ? prepare_to_wait+0x28/0xb0
>[  476.967197]  ? __next_timer_interrupt+0xc0/0xc0
>[  476.967203]  io_schedule_timeout+0x19/0x40
>[  476.967207]  wait_iff_congested+0x1c3/0x240
>[  476.967209]  ? finish_wait+0x80/0x80
>[  476.967214]  shrink_inactive_list+0x740/0x7b0
>[  476.967222]  shrink_node_memcg+0x36c/0x780
>[  476.967233]  ? shrink_node+0x140/0x360
>[  476.967235]  shrink_node+0x140/0x360
>[  476.967241]  do_try_to_free_pages+0xca/0x350
>[  476.967246]  try_to_free_pages+0x140/0x350
>[  476.967252]  __alloc_pages_slowpath+0x43c/0x1070
>[  476.967263]  __alloc_pages_nodemask+0x383/0x410
>[  476.967268]  alloc_pages_vma+0x7c/0x200
>[  476.967272]  __handle_mm_fault+0x8ea/0x1230
>[  476.967280]  handle_mm_fault+0x198/0x3a0
>[  476.967283]  __do_page_fault+0x28c/0x530
>[  476.967286]  ? SyS_mmap_pgoff+0xfb/0x250
>[  476.967290]  do_page_fault+0x32/0x290
>[  476.967292]  ? page_fault+0x2f/0x50
>[  476.967294]  page_fault+0x45/0x50
>[  476.967296] RIP: 0000:0x7f865d4f47b0
>[  476.967297] RSP: 2710:00007fff7f4f0040 EFLAGS: 000009c4
>[  478.090454] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  478.090458] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  478.090461] CPU: 5 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  478.090463] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  478.090465] Call Trace:
>[  478.090472]  dump_stack+0x85/0xbf
>[  478.090478]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  478.090489]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  478.090504]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  478.090514]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  478.090518]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  478.090527]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  478.090530]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  478.090536]  ? mutex_trylock+0xcd/0xe0
>[  478.090541]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  478.090579]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  478.090600]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  478.090622]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  478.090645]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  478.090666]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  478.090683]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  478.090703]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  478.090716]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  478.090724]  drm_ioctl+0x2d5/0x370 [drm]
>[  478.090740]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  478.090745]  ? __pm_runtime_resume+0x54/0x90
>[  478.090750]  ? trace_hardirqs_on_caller+0xed/0x180
>[  478.090767]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  478.090773]  do_vfs_ioctl+0xa5/0x6e0
>[  478.090780]  SyS_ioctl+0x74/0x80
>[  478.090786]  do_syscall_64+0x79/0x220
>[  478.090789]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  478.090791] RIP: 0033:0x7f70a90d90f7
>[  478.090793] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  478.090795] RAX: ffffffffffffffda RBX: 000055e7ede3a1a0 RCX: 00007f70a90d90f7
>[  478.090796] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[  478.090798] RBP: 00007ffd456b9940 R08: 000055e7ede3a1a0 R09: 0000000000000004
>[  478.090799] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  478.090800] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ee252f00
>[  479.271549] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  479.271552] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  479.271555] CPU: 2 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  479.271556] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  479.271557] Call Trace:
>[  479.271563]  dump_stack+0x85/0xbf
>[  479.271567]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  479.271575]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  479.271584]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  479.271591]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  479.271595]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  479.271603]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  479.271606]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  479.271612]  ? mutex_trylock+0xcd/0xe0
>[  479.271617]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  479.271651]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  479.271673]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  479.271679]  ? __lock_acquire+0x2d4/0x1340
>[  479.271699]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  479.271723]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  479.271744]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  479.271762]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  479.271786]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  479.271798]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  479.271807]  drm_ioctl+0x2d5/0x370 [drm]
>[  479.271826]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  479.271831]  ? __pm_runtime_resume+0x54/0x90
>[  479.271835]  ? trace_hardirqs_on_caller+0xed/0x180
>[  479.271855]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  479.271860]  do_vfs_ioctl+0xa5/0x6e0
>[  479.271867]  SyS_ioctl+0x74/0x80
>[  479.271872]  do_syscall_64+0x79/0x220
>[  479.271875]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  479.271878] RIP: 0033:0x7f70a90d90f7
>[  479.271879] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  479.271882] RAX: ffffffffffffffda RBX: 000055e7ede3a1a0 RCX: 00007f70a90d90f7
>[  479.271883] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[  479.271885] RBP: 00007ffd456b99b0 R08: 000055e7ede3a1a0 R09: 00007f70a939dc50
>[  479.271886] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[  479.271887] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7ee3fd200
>[  479.316223] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  479.316226] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  479.316228] CPU: 2 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  479.316230] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  479.316231] Call Trace:
>[  479.316236]  dump_stack+0x85/0xbf
>[  479.316241]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  479.316248]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  479.316257]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  479.316264]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  479.316267]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  479.316275]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  479.316278]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  479.316284]  ? mutex_trylock+0xcd/0xe0
>[  479.316290]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  479.316323]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  479.316344]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  479.316350]  ? __lock_acquire+0x2d4/0x1340
>[  479.316370]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  479.316393]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  479.316414]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  479.316431]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  479.316461]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  479.316474]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  479.316483]  drm_ioctl+0x2d5/0x370 [drm]
>[  479.316500]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  479.316505]  ? __pm_runtime_resume+0x54/0x90
>[  479.316509]  ? trace_hardirqs_on_caller+0xed/0x180
>[  479.316528]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  479.316533]  do_vfs_ioctl+0xa5/0x6e0
>[  479.316540]  SyS_ioctl+0x74/0x80
>[  479.316545]  do_syscall_64+0x79/0x220
>[  479.316548]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  479.316550] RIP: 0033:0x7f70a90d90f7
>[  479.316552] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  479.316554] RAX: ffffffffffffffda RBX: 000055e7ede3a1a0 RCX: 00007f70a90d90f7
>[  479.316556] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[  479.316557] RBP: 00007ffd456b99b0 R08: 000055e7ede3a1a0 R09: 00007f70a939dc50
>[  479.316558] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[  479.316560] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7ee3fd200
>[  479.722716] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  479.722719] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  479.722723] CPU: 6 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  479.722725] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  479.722727] Call Trace:
>[  479.722743]  dump_stack+0x85/0xbf
>[  479.722749]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  479.722760]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  479.722775]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  479.722785]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  479.722792]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  479.722805]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  479.722809]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  479.722819]  ? mutex_trylock+0xcd/0xe0
>[  479.722827]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  479.722862]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  479.722884]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  479.722906]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  479.722928]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  479.722949]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  479.722966]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  479.722986]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  479.722997]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  479.723005]  drm_ioctl+0x2d5/0x370 [drm]
>[  479.723022]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  479.723026]  ? __pm_runtime_resume+0x54/0x90
>[  479.723031]  ? trace_hardirqs_on_caller+0xed/0x180
>[  479.723049]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  479.723054]  do_vfs_ioctl+0xa5/0x6e0
>[  479.723060]  SyS_ioctl+0x74/0x80
>[  479.723065]  do_syscall_64+0x79/0x220
>[  479.723068]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  479.723070] RIP: 0033:0x7f70a90d90f7
>[  479.723072] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  479.723074] RAX: ffffffffffffffda RBX: 000055e7ede6ff40 RCX: 00007f70a90d90f7
>[  479.723076] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[  479.723077] RBP: 00007ffd456b9940 R08: 000055e7ede6ff40 R09: 0000000000000004
>[  479.723078] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  479.723079] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7eddf3c00
>[  480.641775] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  480.641778] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  480.641780] CPU: 2 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  480.641782] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  480.641783] Call Trace:
>[  480.641788]  dump_stack+0x85/0xbf
>[  480.641793]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  480.641800]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  480.641809]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  480.641815]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  480.641819]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  480.641827]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  480.641830]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  480.641836]  ? mutex_trylock+0xcd/0xe0
>[  480.641841]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  480.641877]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  480.641898]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  480.641921]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  480.641945]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  480.641966]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  480.641983]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  480.642004]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  480.642016]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  480.642024]  drm_ioctl+0x2d5/0x370 [drm]
>[  480.642041]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  480.642046]  ? __pm_runtime_resume+0x54/0x90
>[  480.642052]  ? trace_hardirqs_on_caller+0xed/0x180
>[  480.642070]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  480.642075]  do_vfs_ioctl+0xa5/0x6e0
>[  480.642082]  SyS_ioctl+0x74/0x80
>[  480.642087]  do_syscall_64+0x79/0x220
>[  480.642090]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  480.642093] RIP: 0033:0x7f70a90d90f7
>[  480.642094] RSP: 002b:00007ffd456b9868 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  480.642097] RAX: ffffffffffffffda RBX: 000055e7edb8c900 RCX: 00007f70a90d90f7
>[  480.642098] RDX: 00007ffd456b98b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[  480.642100] RBP: 00007ffd456b98b0 R08: 000055e7edb8c900 R09: 0000000000000004
>[  480.642101] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  480.642102] R13: 000000000000000c R14: 00007ffd456b9948 R15: 000055e7edd68130
>[  488.515853] swiotlb_tbl_map_single: 4 callbacks suppressed
>[  488.515855] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  488.515858] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  488.515861] CPU: 7 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  488.515862] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  488.515863] Call Trace:
>[  488.515869]  dump_stack+0x85/0xbf
>[  488.515874]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  488.515882]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  488.515892]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  488.515898]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  488.515902]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  488.515910]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  488.515914]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  488.515920]  ? mutex_trylock+0xcd/0xe0
>[  488.515926]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  488.515964]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  488.515990]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  488.516017]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  488.516044]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  488.516069]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  488.516089]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  488.516112]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  488.516128]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  488.516137]  drm_ioctl+0x2d5/0x370 [drm]
>[  488.516156]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  488.516162]  ? __pm_runtime_resume+0x54/0x90
>[  488.516177]  ? trace_hardirqs_on_caller+0xed/0x180
>[  488.516198]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  488.516204]  do_vfs_ioctl+0xa5/0x6e0
>[  488.516210]  SyS_ioctl+0x74/0x80
>[  488.516215]  do_syscall_64+0x79/0x220
>[  488.516219]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  488.516221] RIP: 0033:0x7f70a90d90f7
>[  488.516223] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  488.516225] RAX: ffffffffffffffda RBX: 000055e7ed913c90 RCX: 00007f70a90d90f7
>[  488.516226] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[  488.516228] RBP: 00007ffd456b9940 R08: 000055e7ed913c90 R09: 0000000000000004
>[  488.516229] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  488.516230] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7eba9ee00
>[  493.954113] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  493.954118] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  493.954122] CPU: 3 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  493.954124] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  493.954126] Call Trace:
>[  493.954135]  dump_stack+0x85/0xbf
>[  493.954144]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  493.954160]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  493.954177]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  493.954188]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  493.954196]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  493.954211]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  493.954219]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  493.954229]  ? mutex_trylock+0xcd/0xe0
>[  493.954238]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  493.954330]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  493.954420]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  493.954488]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  493.954548]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  493.954605]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  493.954676]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  493.954728]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  493.954754]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  493.954768]  drm_ioctl+0x2d5/0x370 [drm]
>[  493.954792]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  493.954799]  ? __pm_runtime_resume+0x54/0x90
>[  493.954816]  ? trace_hardirqs_on_caller+0xed/0x180
>[  493.954843]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  493.954850]  do_vfs_ioctl+0xa5/0x6e0
>[  493.954860]  SyS_ioctl+0x74/0x80
>[  493.954866]  do_syscall_64+0x79/0x220
>[  493.954870]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  493.954873] RIP: 0033:0x7f70a90d90f7
>[  493.954875] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  493.954879] RAX: ffffffffffffffda RBX: 000055e7ecb96fa0 RCX: 00007f70a90d90f7
>[  493.954880] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[  493.954882] RBP: 00007ffd456b99b0 R08: 000055e7ecb96fa0 R09: 0000000000000004
>[  493.954884] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  493.954886] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7ebd54200
>[  495.041063] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  495.041066] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  495.041069] CPU: 1 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  495.041071] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  495.041072] Call Trace:
>[  495.041078]  dump_stack+0x85/0xbf
>[  495.041082]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  495.041090]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  495.041099]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  495.041106]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  495.041110]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  495.041119]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  495.041122]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  495.041128]  ? mutex_trylock+0xcd/0xe0
>[  495.041134]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  495.041171]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  495.041198]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  495.041224]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  495.041248]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  495.041270]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  495.041288]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  495.041309]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  495.041323]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  495.041335]  drm_ioctl+0x2d5/0x370 [drm]
>[  495.041351]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  495.041357]  ? __pm_runtime_resume+0x54/0x90
>[  495.041362]  ? trace_hardirqs_on_caller+0xed/0x180
>[  495.041380]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  495.041386]  do_vfs_ioctl+0xa5/0x6e0
>[  495.041393]  SyS_ioctl+0x74/0x80
>[  495.041398]  do_syscall_64+0x79/0x220
>[  495.041402]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  495.041404] RIP: 0033:0x7f70a90d90f7
>[  495.041406] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  495.041408] RAX: ffffffffffffffda RBX: 000055e7ecb96fa0 RCX: 00007f70a90d90f7
>[  495.041409] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[  495.041411] RBP: 00007ffd456b99b0 R08: 000055e7ecb96fa0 R09: 0000000000000004
>[  495.041412] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  495.041413] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7ebd54200
>[  496.378340] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  496.378345] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  496.378348] CPU: 6 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  496.378350] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  496.378352] Call Trace:
>[  496.378360]  dump_stack+0x85/0xbf
>[  496.378366]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  496.378377]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  496.378393]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  496.378404]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  496.378410]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  496.378423]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  496.378428]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  496.378437]  ? mutex_trylock+0xcd/0xe0
>[  496.378445]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  496.378488]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  496.378520]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  496.378559]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  496.378596]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  496.378630]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  496.378657]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  496.378690]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  496.378707]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  496.378720]  drm_ioctl+0x2d5/0x370 [drm]
>[  496.378747]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  496.378754]  ? __pm_runtime_resume+0x54/0x90
>[  496.378762]  ? trace_hardirqs_on_caller+0xed/0x180
>[  496.378791]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  496.378799]  do_vfs_ioctl+0xa5/0x6e0
>[  496.378811]  SyS_ioctl+0x74/0x80
>[  496.378818]  do_syscall_64+0x79/0x220
>[  496.378823]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  496.378827] RIP: 0033:0x7f70a90d90f7
>[  496.378829] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  496.378833] RAX: ffffffffffffffda RBX: 000055e7ebae7a70 RCX: 00007f70a90d90f7
>[  496.378835] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[  496.378837] RBP: 00007ffd456b9940 R08: 000055e7ebae7a70 R09: 0000000000000004
>[  496.378839] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  496.378842] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7edf55620
>[  514.020614] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  514.020619] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  514.020623] CPU: 3 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  514.020626] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  514.020628] Call Trace:
>[  514.020636]  dump_stack+0x85/0xbf
>[  514.020643]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  514.020657]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  514.020675]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  514.020687]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  514.020695]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  514.020711]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  514.020717]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  514.020728]  ? mutex_trylock+0xcd/0xe0
>[  514.020738]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  514.020783]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  514.020820]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  514.020831]  ? __lock_acquire+0x2d4/0x1340
>[  514.020868]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  514.020910]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  514.020948]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  514.020977]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  514.021015]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  514.021033]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  514.021049]  drm_ioctl+0x2d5/0x370 [drm]
>[  514.021082]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  514.021090]  ? __pm_runtime_resume+0x54/0x90
>[  514.021098]  ? trace_hardirqs_on_caller+0xed/0x180
>[  514.021133]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  514.021142]  do_vfs_ioctl+0xa5/0x6e0
>[  514.021155]  SyS_ioctl+0x74/0x80
>[  514.021164]  do_syscall_64+0x79/0x220
>[  514.021170]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  514.021175] RIP: 0033:0x7f70a90d90f7
>[  514.021177] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  514.021183] RAX: ffffffffffffffda RBX: 000055e7eededba0 RCX: 00007f70a90d90f7
>[  514.021185] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[  514.021188] RBP: 00007ffd456b99b0 R08: 000055e7eededba0 R09: 00007f70a939dc50
>[  514.021190] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[  514.021193] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7edf53b00
>[  514.287108] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  514.287112] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  514.287116] CPU: 6 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  514.287118] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  514.287120] Call Trace:
>[  514.287128]  dump_stack+0x85/0xbf
>[  514.287134]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  514.287146]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  514.287163]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  514.287174]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  514.287181]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  514.287194]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  514.287199]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  514.287209]  ? mutex_trylock+0xcd/0xe0
>[  514.287218]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  514.287259]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  514.287293]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  514.287303]  ? __lock_acquire+0x2d4/0x1340
>[  514.287355]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  514.287402]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  514.287437]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  514.287464]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  514.287498]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  514.287513]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  514.287528]  drm_ioctl+0x2d5/0x370 [drm]
>[  514.287556]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  514.287563]  ? __pm_runtime_resume+0x54/0x90
>[  514.287571]  ? trace_hardirqs_on_caller+0xed/0x180
>[  514.287601]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  514.287609]  do_vfs_ioctl+0xa5/0x6e0
>[  514.287620]  SyS_ioctl+0x74/0x80
>[  514.287628]  do_syscall_64+0x79/0x220
>[  514.287633]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  514.287637] RIP: 0033:0x7f70a90d90f7
>[  514.287639] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  514.287644] RAX: ffffffffffffffda RBX: 000055e7eededba0 RCX: 00007f70a90d90f7
>[  514.287646] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[  514.287648] RBP: 00007ffd456b99b0 R08: 000055e7eededba0 R09: 00007f70a939dc50
>[  514.287650] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[  514.287652] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7edf53b00
>[  514.426837] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  514.426842] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  514.426845] CPU: 6 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  514.426848] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  514.426850] Call Trace:
>[  514.426857]  dump_stack+0x85/0xbf
>[  514.426864]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  514.426875]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  514.426892]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  514.426903]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  514.426910]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  514.426924]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  514.426929]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  514.426939]  ? mutex_trylock+0xcd/0xe0
>[  514.426948]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  514.426992]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  514.427026]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  514.427035]  ? __lock_acquire+0x2d4/0x1340
>[  514.427069]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  514.427107]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  514.427142]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  514.427168]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  514.427202]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  514.427219]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  514.427234]  drm_ioctl+0x2d5/0x370 [drm]
>[  514.427262]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  514.427270]  ? __pm_runtime_resume+0x54/0x90
>[  514.427277]  ? trace_hardirqs_on_caller+0xed/0x180
>[  514.427308]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  514.427316]  do_vfs_ioctl+0xa5/0x6e0
>[  514.427328]  SyS_ioctl+0x74/0x80
>[  514.427336]  do_syscall_64+0x79/0x220
>[  514.427341]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  514.427345] RIP: 0033:0x7f70a90d90f7
>[  514.427347] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  514.427352] RAX: ffffffffffffffda RBX: 000055e7eededba0 RCX: 00007f70a90d90f7
>[  514.427354] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[  514.427356] RBP: 00007ffd456b99b0 R08: 000055e7eededba0 R09: 00007f70a939dc50
>[  514.427358] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[  514.427360] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7edf53b00
>[  577.941788] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  577.941792] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  577.941794] CPU: 2 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  577.941796] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  577.941797] Call Trace:
>[  577.941803]  dump_stack+0x85/0xbf
>[  577.941807]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  577.941815]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  577.941824]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  577.941831]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  577.941835]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  577.941843]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  577.941846]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  577.941852]  ? mutex_trylock+0xcd/0xe0
>[  577.941858]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  577.941896]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  577.941919]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  577.941942]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  577.941966]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  577.941988]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  577.942005]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  577.942025]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  577.942038]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  577.942047]  drm_ioctl+0x2d5/0x370 [drm]
>[  577.942064]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  577.942069]  ? __pm_runtime_resume+0x54/0x90
>[  577.942075]  ? trace_hardirqs_on_caller+0xed/0x180
>[  577.942093]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  577.942098]  do_vfs_ioctl+0xa5/0x6e0
>[  577.942105]  SyS_ioctl+0x74/0x80
>[  577.942110]  do_syscall_64+0x79/0x220
>[  577.942113]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  577.942116] RIP: 0033:0x7f70a90d90f7
>[  577.942117] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  577.942120] RAX: ffffffffffffffda RBX: 000055e7ebb36b90 RCX: 00007f70a90d90f7
>[  577.942121] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[  577.942122] RBP: 00007ffd456b99b0 R08: 000055e7ebb36b90 R09: 0000000000000004
>[  577.942124] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  577.942125] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7ebbd96e0
>[  631.104252] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  631.104255] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  631.104258] CPU: 1 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  631.104259] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  631.104260] Call Trace:
>[  631.104266]  dump_stack+0x85/0xbf
>[  631.104271]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  631.104279]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  631.104288]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  631.104295]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  631.104299]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  631.104307]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  631.104310]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  631.104316]  ? mutex_trylock+0xcd/0xe0
>[  631.104322]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  631.104360]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  631.104382]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  631.104406]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  631.104429]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  631.104451]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  631.104468]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  631.104488]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  631.104502]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  631.104510]  drm_ioctl+0x2d5/0x370 [drm]
>[  631.104527]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  631.104532]  ? __pm_runtime_resume+0x54/0x90
>[  631.104537]  ? trace_hardirqs_on_caller+0xed/0x180
>[  631.104556]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  631.104561]  do_vfs_ioctl+0xa5/0x6e0
>[  631.104568]  SyS_ioctl+0x74/0x80
>[  631.104573]  do_syscall_64+0x79/0x220
>[  631.104576]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  631.104579] RIP: 0033:0x7f70a90d90f7
>[  631.104580] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  631.104583] RAX: ffffffffffffffda RBX: 000055e7ee14f580 RCX: 00007f70a90d90f7
>[  631.104584] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[  631.104585] RBP: 00007ffd456b9940 R08: 000055e7ee14f580 R09: 0000000000000004
>[  631.104587] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  631.104588] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ee4aa730
>[  631.383623] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  631.383628] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  631.383633] CPU: 1 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  631.383635] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  631.383637] Call Trace:
>[  631.383644]  dump_stack+0x85/0xbf
>[  631.383651]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  631.383663]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  631.383679]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  631.383690]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  631.383697]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  631.383711]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  631.383716]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  631.383725]  ? mutex_trylock+0xcd/0xe0
>[  631.383734]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  631.383778]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  631.383811]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  631.383850]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  631.383886]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  631.383922]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  631.383949]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  631.383984]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  631.384001]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  631.384014]  drm_ioctl+0x2d5/0x370 [drm]
>[  631.384043]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  631.384050]  ? __pm_runtime_resume+0x54/0x90
>[  631.384058]  ? trace_hardirqs_on_caller+0xed/0x180
>[  631.384087]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  631.384095]  do_vfs_ioctl+0xa5/0x6e0
>[  631.384107]  SyS_ioctl+0x74/0x80
>[  631.384114]  do_syscall_64+0x79/0x220
>[  631.384119]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  631.384123] RIP: 0033:0x7f70a90d90f7
>[  631.384125] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  631.384129] RAX: ffffffffffffffda RBX: 000055e7ee14f580 RCX: 00007f70a90d90f7
>[  631.384131] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[  631.384134] RBP: 00007ffd456b9940 R08: 000055e7ee14f580 R09: 0000000000000004
>[  631.384136] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  631.384138] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ee4aa730
>[  631.598031] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  631.598036] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  631.598041] CPU: 7 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  631.598043] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  631.598045] Call Trace:
>[  631.598054]  dump_stack+0x85/0xbf
>[  631.598061]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  631.598075]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  631.598092]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  631.598103]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  631.598109]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  631.598123]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  631.598128]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  631.598138]  ? mutex_trylock+0xcd/0xe0
>[  631.598147]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  631.598217]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  631.598261]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  631.598307]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  631.598343]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  631.598370]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  631.598389]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  631.598411]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  631.598431]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  631.598443]  drm_ioctl+0x2d5/0x370 [drm]
>[  631.598461]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  631.598467]  ? __pm_runtime_resume+0x54/0x90
>[  631.598473]  ? trace_hardirqs_on_caller+0xed/0x180
>[  631.598493]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  631.598499]  do_vfs_ioctl+0xa5/0x6e0
>[  631.598506]  SyS_ioctl+0x74/0x80
>[  631.598512]  do_syscall_64+0x79/0x220
>[  631.598516]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  631.598519] RIP: 0033:0x7f70a90d90f7
>[  631.598521] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  631.598523] RAX: ffffffffffffffda RBX: 000055e7ee14f580 RCX: 00007f70a90d90f7
>[  631.598525] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[  631.598526] RBP: 00007ffd456b9940 R08: 000055e7ee14f580 R09: 0000000000000004
>[  631.598527] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  631.598528] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ee4aa730
>[  633.060291] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  633.060294] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  633.060297] CPU: 7 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  633.060298] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  633.060300] Call Trace:
>[  633.060306]  dump_stack+0x85/0xbf
>[  633.060310]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  633.060318]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  633.060327]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  633.060333]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  633.060337]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  633.060345]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  633.060348]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  633.060354]  ? mutex_trylock+0xcd/0xe0
>[  633.060359]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  633.060390]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  633.060412]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  633.060435]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  633.060458]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  633.060479]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  633.060496]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  633.060517]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  633.060529]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  633.060537]  drm_ioctl+0x2d5/0x370 [drm]
>[  633.060554]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  633.060559]  ? __pm_runtime_resume+0x54/0x90
>[  633.060564]  ? trace_hardirqs_on_caller+0xed/0x180
>[  633.060583]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  633.060589]  do_vfs_ioctl+0xa5/0x6e0
>[  633.060595]  SyS_ioctl+0x74/0x80
>[  633.060600]  do_syscall_64+0x79/0x220
>[  633.060603]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  633.060606] RIP: 0033:0x7f70a90d90f7
>[  633.060607] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  633.060610] RAX: ffffffffffffffda RBX: 000055e7ee4b1840 RCX: 00007f70a90d90f7
>[  633.060611] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[  633.060612] RBP: 00007ffd456b9940 R08: 000055e7ee4b1840 R09: 0000000000000004
>[  633.060614] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  633.060615] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7eb73f830
>[  640.352184] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  640.352187] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  640.352190] CPU: 0 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  640.352192] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  640.352193] Call Trace:
>[  640.352199]  dump_stack+0x85/0xbf
>[  640.352203]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  640.352211]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  640.352220]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  640.352227]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  640.352231]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  640.352239]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  640.352243]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  640.352249]  ? mutex_trylock+0xcd/0xe0
>[  640.352255]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  640.352295]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  640.352317]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  640.352340]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  640.352363]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  640.352385]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  640.352401]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  640.352422]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  640.352436]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  640.352444]  drm_ioctl+0x2d5/0x370 [drm]
>[  640.352461]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  640.352466]  ? __pm_runtime_resume+0x54/0x90
>[  640.352471]  ? trace_hardirqs_on_caller+0xed/0x180
>[  640.352490]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  640.352495]  do_vfs_ioctl+0xa5/0x6e0
>[  640.352501]  SyS_ioctl+0x74/0x80
>[  640.352506]  do_syscall_64+0x79/0x220
>[  640.352509]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  640.352512] RIP: 0033:0x7f70a90d90f7
>[  640.352513] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  640.352516] RAX: ffffffffffffffda RBX: 000055e7edf4cea0 RCX: 00007f70a90d90f7
>[  640.352517] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[  640.352519] RBP: 00007ffd456b9940 R08: 000055e7edf4cea0 R09: 0000000000000004
>[  640.352520] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  640.352521] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7eda77d60
>[  640.563876] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  640.563879] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  640.563882] CPU: 3 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  640.563883] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  640.563884] Call Trace:
>[  640.563890]  dump_stack+0x85/0xbf
>[  640.563894]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  640.563902]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  640.563911]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  640.563917]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  640.563921]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  640.563929]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  640.563932]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  640.563938]  ? mutex_trylock+0xcd/0xe0
>[  640.563943]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  640.563974]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  640.563996]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  640.564018]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  640.564041]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  640.564062]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  640.564079]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  640.564099]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  640.564112]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  640.564120]  drm_ioctl+0x2d5/0x370 [drm]
>[  640.564155]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  640.564162]  ? __pm_runtime_resume+0x54/0x90
>[  640.564170]  ? trace_hardirqs_on_caller+0xed/0x180
>[  640.564197]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  640.564205]  do_vfs_ioctl+0xa5/0x6e0
>[  640.564216]  SyS_ioctl+0x74/0x80
>[  640.564223]  do_syscall_64+0x79/0x220
>[  640.564228]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  640.564231] RIP: 0033:0x7f70a90d90f7
>[  640.564234] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  640.564237] RAX: ffffffffffffffda RBX: 000055e7edf4cea0 RCX: 00007f70a90d90f7
>[  640.564239] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[  640.564241] RBP: 00007ffd456b9940 R08: 000055e7edf4cea0 R09: 0000000000000004
>[  640.564243] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  640.564245] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7eda77d60
>[  641.066560] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  641.066563] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  641.066566] CPU: 3 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  641.066568] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  641.066569] Call Trace:
>[  641.066575]  dump_stack+0x85/0xbf
>[  641.066580]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  641.066588]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  641.066597]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  641.066604]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  641.066608]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  641.066616]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  641.066619]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  641.066626]  ? mutex_trylock+0xcd/0xe0
>[  641.066631]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  641.066667]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  641.066692]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  641.066718]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  641.066742]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  641.066763]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  641.066780]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  641.066801]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  641.066814]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  641.066823]  drm_ioctl+0x2d5/0x370 [drm]
>[  641.066840]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  641.066846]  ? __pm_runtime_resume+0x54/0x90
>[  641.066852]  ? trace_hardirqs_on_caller+0xed/0x180
>[  641.066872]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  641.066879]  do_vfs_ioctl+0xa5/0x6e0
>[  641.066886]  SyS_ioctl+0x74/0x80
>[  641.066892]  do_syscall_64+0x79/0x220
>[  641.066895]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  641.066898] RIP: 0033:0x7f70a90d90f7
>[  641.066900] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  641.066903] RAX: ffffffffffffffda RBX: 000055e7edf4cea0 RCX: 00007f70a90d90f7
>[  641.066904] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[  641.066905] RBP: 00007ffd456b9940 R08: 000055e7edf4cea0 R09: 0000000000000004
>[  641.066906] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  641.066908] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7eda77d60
>[  642.139069] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  642.139073] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  642.139075] CPU: 2 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  642.139077] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  642.139078] Call Trace:
>[  642.139083]  dump_stack+0x85/0xbf
>[  642.139088]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  642.139096]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  642.139105]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  642.139111]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  642.139115]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  642.139123]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  642.139126]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  642.139132]  ? mutex_trylock+0xcd/0xe0
>[  642.139137]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  642.139172]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  642.139211]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  642.139253]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  642.139280]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  642.139311]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  642.139334]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  642.139367]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  642.139382]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  642.139396]  drm_ioctl+0x2d5/0x370 [drm]
>[  642.139422]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  642.139429]  ? __pm_runtime_resume+0x54/0x90
>[  642.139437]  ? trace_hardirqs_on_caller+0xed/0x180
>[  642.139464]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  642.139469]  do_vfs_ioctl+0xa5/0x6e0
>[  642.139476]  SyS_ioctl+0x74/0x80
>[  642.139480]  do_syscall_64+0x79/0x220
>[  642.139483]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  642.139486] RIP: 0033:0x7f70a90d90f7
>[  642.139487] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  642.139490] RAX: ffffffffffffffda RBX: 000055e7ee02ff70 RCX: 00007f70a90d90f7
>[  642.139491] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[  642.139492] RBP: 00007ffd456b99b0 R08: 000055e7ee02ff70 R09: 0000000000000004
>[  642.139494] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  642.139495] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7edd78900
>[  642.175368] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  642.175371] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  642.175374] CPU: 2 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  642.175375] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  642.175376] Call Trace:
>[  642.175381]  dump_stack+0x85/0xbf
>[  642.175386]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  642.175393]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  642.175402]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  642.175408]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  642.175412]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  642.175420]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  642.175424]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  642.175430]  ? mutex_trylock+0xcd/0xe0
>[  642.175435]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  642.175464]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  642.175485]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  642.175507]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  642.175530]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  642.175551]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  642.175568]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  642.175588]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  642.175599]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  642.175607]  drm_ioctl+0x2d5/0x370 [drm]
>[  642.175624]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  642.175629]  ? __pm_runtime_resume+0x54/0x90
>[  642.175634]  ? trace_hardirqs_on_caller+0xed/0x180
>[  642.175652]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  642.175657]  do_vfs_ioctl+0xa5/0x6e0
>[  642.175664]  SyS_ioctl+0x74/0x80
>[  642.175669]  do_syscall_64+0x79/0x220
>[  642.175672]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  642.175674] RIP: 0033:0x7f70a90d90f7
>[  642.175676] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  642.175679] RAX: ffffffffffffffda RBX: 000055e7ee02ff70 RCX: 00007f70a90d90f7
>[  642.175680] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[  642.175681] RBP: 00007ffd456b99b0 R08: 000055e7ee02ff70 R09: 0000000000000004
>[  642.175682] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  642.175684] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7edd78900
>[  646.024770] swiotlb_tbl_map_single: 2 callbacks suppressed
>[  646.024773] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  646.024775] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  646.024778] CPU: 2 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  646.024779] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  646.024781] Call Trace:
>[  646.024787]  dump_stack+0x85/0xbf
>[  646.024791]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  646.024799]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  646.024808]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  646.024815]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  646.024819]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  646.024827]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  646.024830]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  646.024836]  ? mutex_trylock+0xcd/0xe0
>[  646.024841]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  646.024877]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  646.024900]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  646.024925]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  646.024949]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  646.024971]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  646.024990]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  646.025012]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  646.025025]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  646.025034]  drm_ioctl+0x2d5/0x370 [drm]
>[  646.025052]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  646.025057]  ? __pm_runtime_resume+0x54/0x90
>[  646.025063]  ? trace_hardirqs_on_caller+0xed/0x180
>[  646.025082]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  646.025087]  do_vfs_ioctl+0xa5/0x6e0
>[  646.025094]  SyS_ioctl+0x74/0x80
>[  646.025099]  do_syscall_64+0x79/0x220
>[  646.025103]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  646.025105] RIP: 0033:0x7f70a90d90f7
>[  646.025107] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  646.025110] RAX: ffffffffffffffda RBX: 000055e7ee38f040 RCX: 00007f70a90d90f7
>[  646.025111] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[  646.025112] RBP: 00007ffd456b9940 R08: 000055e7ee38f040 R09: 0000000000000004
>[  646.025114] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  646.025115] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ee160870
>[  647.101256] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  647.101260] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  647.101263] CPU: 5 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  647.101264] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  647.101265] Call Trace:
>[  647.101271]  dump_stack+0x85/0xbf
>[  647.101275]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  647.101283]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  647.101292]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  647.101299]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  647.101303]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  647.101311]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  647.101314]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  647.101320]  ? mutex_trylock+0xcd/0xe0
>[  647.101326]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  647.101362]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  647.101384]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  647.101408]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  647.101432]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  647.101454]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  647.101470]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  647.101494]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  647.101509]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  647.101523]  drm_ioctl+0x2d5/0x370 [drm]
>[  647.101551]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  647.101559]  ? __pm_runtime_resume+0x54/0x90
>[  647.101567]  ? trace_hardirqs_on_caller+0xed/0x180
>[  647.101595]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  647.101601]  do_vfs_ioctl+0xa5/0x6e0
>[  647.101608]  SyS_ioctl+0x74/0x80
>[  647.101613]  do_syscall_64+0x79/0x220
>[  647.101616]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  647.101619] RIP: 0033:0x7f70a90d90f7
>[  647.101620] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  647.101623] RAX: ffffffffffffffda RBX: 000055e7ed3519e0 RCX: 00007f70a90d90f7
>[  647.101624] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[  647.101626] RBP: 00007ffd456b99b0 R08: 000055e7ed3519e0 R09: 0000000000000004
>[  647.101627] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  647.101628] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7edf526f0
>[  647.129636] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  647.129639] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  647.129642] CPU: 6 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  647.129643] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  647.129644] Call Trace:
>[  647.129650]  dump_stack+0x85/0xbf
>[  647.129654]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  647.129662]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  647.129671]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  647.129678]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  647.129682]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  647.129690]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  647.129693]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  647.129699]  ? mutex_trylock+0xcd/0xe0
>[  647.129704]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  647.129737]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  647.129758]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  647.129781]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  647.129804]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  647.129826]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  647.129843]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  647.129863]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  647.129875]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  647.129884]  drm_ioctl+0x2d5/0x370 [drm]
>[  647.129900]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  647.129905]  ? __pm_runtime_resume+0x54/0x90
>[  647.129911]  ? trace_hardirqs_on_caller+0xed/0x180
>[  647.129929]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  647.129934]  do_vfs_ioctl+0xa5/0x6e0
>[  647.129941]  SyS_ioctl+0x74/0x80
>[  647.129946]  do_syscall_64+0x79/0x220
>[  647.129949]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  647.129952] RIP: 0033:0x7f70a90d90f7
>[  647.129953] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  647.129956] RAX: ffffffffffffffda RBX: 000055e7ed3519e0 RCX: 00007f70a90d90f7
>[  647.129957] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[  647.129958] RBP: 00007ffd456b99b0 R08: 000055e7ed3519e0 R09: 0000000000000004
>[  647.129959] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  647.129961] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7edf526f0
>[  647.580869] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  647.580874] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  647.580878] CPU: 1 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  647.580880] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  647.580881] Call Trace:
>[  647.580889]  dump_stack+0x85/0xbf
>[  647.580895]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  647.580906]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  647.580922]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  647.580932]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  647.580938]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  647.580952]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  647.580956]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  647.580965]  ? mutex_trylock+0xcd/0xe0
>[  647.580974]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  647.581021]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  647.581055]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  647.581061]  ? __lock_acquire+0x2d4/0x1340
>[  647.581084]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  647.581109]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  647.581131]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  647.581148]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  647.581169]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  647.581182]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  647.581191]  drm_ioctl+0x2d5/0x370 [drm]
>[  647.581211]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  647.581218]  ? __pm_runtime_resume+0x54/0x90
>[  647.581223]  ? trace_hardirqs_on_caller+0xed/0x180
>[  647.581242]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  647.581247]  do_vfs_ioctl+0xa5/0x6e0
>[  647.581254]  SyS_ioctl+0x74/0x80
>[  647.581259]  do_syscall_64+0x79/0x220
>[  647.581263]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  647.581265] RIP: 0033:0x7f70a90d90f7
>[  647.581267] RSP: 002b:00007ffd456b9868 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  647.581270] RAX: ffffffffffffffda RBX: 000055e7ee38f040 RCX: 00007f70a90d90f7
>[  647.581271] RDX: 00007ffd456b98b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[  647.581272] RBP: 00007ffd456b98b0 R08: 000055e7ee38f040 R09: 00007f70a939dc50
>[  647.581273] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[  647.581275] R13: 000000000000000c R14: 00007ffd456b9948 R15: 000055e7ee43bf30
>[  648.791362] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  648.791366] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  648.791369] CPU: 2 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  648.791370] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  648.791371] Call Trace:
>[  648.791377]  dump_stack+0x85/0xbf
>[  648.791382]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  648.791390]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  648.791399]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  648.791405]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  648.791409]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  648.791417]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  648.791420]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  648.791426]  ? mutex_trylock+0xcd/0xe0
>[  648.791432]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  648.791463]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  648.791497]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  648.791534]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  648.791570]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  648.791605]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  648.791632]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  648.791666]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  648.791681]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  648.791695]  drm_ioctl+0x2d5/0x370 [drm]
>[  648.791723]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  648.791731]  ? __pm_runtime_resume+0x54/0x90
>[  648.791739]  ? trace_hardirqs_on_caller+0xed/0x180
>[  648.791769]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  648.791777]  do_vfs_ioctl+0xa5/0x6e0
>[  648.791784]  SyS_ioctl+0x74/0x80
>[  648.791789]  do_syscall_64+0x79/0x220
>[  648.791792]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  648.791795] RIP: 0033:0x7f70a90d90f7
>[  648.791796] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  648.791799] RAX: ffffffffffffffda RBX: 000055e7ec4e1320 RCX: 00007f70a90d90f7
>[  648.791801] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[  648.791802] RBP: 00007ffd456b99b0 R08: 000055e7ec4e1320 R09: 0000000000000004
>[  648.791803] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  648.791804] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7edf49000
>[  663.879870] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  663.879875] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  663.879878] CPU: 0 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  663.879881] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  663.879883] Call Trace:
>[  663.879890]  dump_stack+0x85/0xbf
>[  663.879896]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  663.879907]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  663.879923]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  663.879933]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  663.879939]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  663.879953]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  663.879958]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  663.879968]  ? mutex_trylock+0xcd/0xe0
>[  663.879976]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  663.880015]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  663.880046]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  663.880084]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  663.880120]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  663.880153]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  663.880179]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  663.880212]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  663.880226]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  663.880240]  drm_ioctl+0x2d5/0x370 [drm]
>[  663.880268]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  663.880275]  ? __pm_runtime_resume+0x54/0x90
>[  663.880283]  ? trace_hardirqs_on_caller+0xed/0x180
>[  663.880313]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  663.880321]  do_vfs_ioctl+0xa5/0x6e0
>[  663.880332]  SyS_ioctl+0x74/0x80
>[  663.880339]  do_syscall_64+0x79/0x220
>[  663.880344]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  663.880348] RIP: 0033:0x7f70a90d90f7
>[  663.880351] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  663.880355] RAX: ffffffffffffffda RBX: 000055e7ed15fad0 RCX: 00007f70a90d90f7
>[  663.880357] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[  663.880359] RBP: 00007ffd456b99b0 R08: 000055e7ed15fad0 R09: 0000000000000004
>[  663.880361] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  663.880363] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7ebc29ed0
>[  664.016728] ksoftirqd/4: page allocation failure: order:0, mode:0x1004010(GFP_NOWAIT|__GFP_COMP|__GFP_RECLAIMABLE), nodemask=(null)
>[  664.016883] ksoftirqd/4 cpuset=/ mems_allowed=0
>[  664.017166] CPU: 4 PID: 34 Comm: ksoftirqd/4 Not tainted 4.16.0-rc6-mm_thp #1
>[  664.017168] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  664.017169] Call Trace:
>[  664.017174]  dump_stack+0x85/0xbf
>[  664.017178]  warn_alloc+0xff/0x1a0
>[  664.017186]  __alloc_pages_slowpath+0x102c/0x1070
>[  664.017198]  __alloc_pages_nodemask+0x383/0x410
>[  664.017203]  new_slab+0x2f4/0x820
>[  664.017209]  ___slab_alloc+0x39a/0x5d0
>[  664.017213]  ? radix_tree_node_alloc.constprop.18+0x41/0xd0
>[  664.017217]  ? mempool_alloc+0x70/0x1c0
>[  664.017222]  ? radix_tree_node_alloc.constprop.18+0x41/0xd0
>[  664.017223]  ? radix_tree_node_alloc.constprop.18+0x41/0xd0
>[  664.017225]  ? __slab_alloc+0x4c/0xa0
>[  664.017227]  __slab_alloc+0x4c/0xa0
>[  664.017230]  kmem_cache_alloc+0x24a/0x2f0
>[  664.017234]  radix_tree_node_alloc.constprop.18+0x41/0xd0
>[  664.017238]  __radix_tree_create+0x160/0x1c0
>[  664.017243]  __radix_tree_insert+0x45/0x220
>[  664.017250]  add_dma_entry+0xb8/0x170
>[  664.017254]  debug_dma_map_sg+0x111/0x160
>[  664.017259]  ata_qc_issue+0x1ed/0x350
>[  664.017263]  ? ata_scsi_var_len_cdb_xlat+0x30/0x30
>[  664.017265]  ata_scsi_translate+0xce/0x1a0
>[  664.017269]  ata_scsi_queuecmd+0xa1/0x230
>[  664.017273]  scsi_dispatch_cmd+0xf9/0x390
>[  664.017277]  scsi_request_fn+0x4b3/0x680
>[  664.017283]  __blk_run_queue+0x5e/0xc0
>[  664.017285]  blk_run_queue+0x2b/0x40
>[  664.017288]  scsi_run_queue+0x242/0x310
>[  664.017293]  scsi_end_request+0x11a/0x1f0
>[  664.017297]  scsi_io_completion+0x237/0x650
>[  664.017303]  blk_done_softirq+0xaa/0xe0
>[  664.017308]  __do_softirq+0xd2/0x50d
>[  664.017313]  ? smpboot_thread_fn+0x5/0x1e0
>[  664.017316]  ? smpboot_thread_fn+0x74/0x1e0
>[  664.017319]  ? smpboot_thread_fn+0x14e/0x1e0
>[  664.017322]  run_ksoftirqd+0x2e/0x60
>[  664.017325]  smpboot_thread_fn+0x149/0x1e0
>[  664.017329]  ? sort_range+0x20/0x20
>[  664.017332]  kthread+0x121/0x140
>[  664.017334]  ? kthread_create_worker_on_cpu+0x70/0x70
>[  664.017337]  ret_from_fork+0x3a/0x50
>[  664.017407] SLUB: Unable to allocate memory on node -1, gfp=0x1000000(GFP_NOWAIT)
>[  664.017409]   cache: radix_tree_node, object size: 576, buffer size: 584, default order: 2, min order: 0
>[  664.017411]   node 0: slabs: 1055, objs: 27482, free: 0
>[  664.017412] DMA-API: cacheline tracking ENOMEM, dma-debug disabled
>[  664.017549] ksoftirqd/4: page allocation failure: order:0, mode:0x1004010(GFP_NOWAIT|__GFP_COMP|__GFP_RECLAIMABLE), nodemask=(null)
>[  664.017550] ksoftirqd/4 cpuset=/ mems_allowed=0
>[  664.017555] CPU: 4 PID: 34 Comm: ksoftirqd/4 Not tainted 4.16.0-rc6-mm_thp #1
>[  664.017556] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  664.017557] Call Trace:
>[  664.017560]  dump_stack+0x85/0xbf
>[  664.017563]  warn_alloc+0xff/0x1a0
>[  664.017570]  __alloc_pages_slowpath+0x102c/0x1070
>[  664.017581]  __alloc_pages_nodemask+0x383/0x410
>[  664.017586]  new_slab+0x2f4/0x820
>[  664.017591]  ___slab_alloc+0x39a/0x5d0
>[  664.017595]  ? radix_tree_node_alloc.constprop.18+0x41/0xd0
>[  664.017601]  ? radix_tree_node_alloc.constprop.18+0x41/0xd0
>[  664.017603]  ? radix_tree_node_alloc.constprop.18+0x41/0xd0
>[  664.017604]  ? __slab_alloc+0x4c/0xa0
>[  664.017606]  __slab_alloc+0x4c/0xa0
>[  664.017609]  kmem_cache_alloc+0x24a/0x2f0
>[  664.017613]  radix_tree_node_alloc.constprop.18+0x41/0xd0
>[  664.017616]  __radix_tree_create+0x160/0x1c0
>[  664.017621]  __radix_tree_insert+0x45/0x220
>[  664.017627]  add_dma_entry+0xb8/0x170
>[  664.017631]  debug_dma_map_sg+0x111/0x160
>[  664.017635]  ata_qc_issue+0x1ed/0x350
>[  664.017638]  ? ata_scsi_var_len_cdb_xlat+0x30/0x30
>[  664.017641]  ata_scsi_translate+0xce/0x1a0
>[  664.017644]  ata_scsi_queuecmd+0xa1/0x230
>[  664.017648]  scsi_dispatch_cmd+0xf9/0x390
>[  664.017651]  scsi_request_fn+0x4b3/0x680
>[  664.017656]  __blk_run_queue+0x5e/0xc0
>[  664.017658]  blk_run_queue+0x2b/0x40
>[  664.017661]  scsi_run_queue+0x242/0x310
>[  664.017666]  scsi_end_request+0x11a/0x1f0
>[  664.017669]  scsi_io_completion+0x237/0x650
>[  664.017674]  blk_done_softirq+0xaa/0xe0
>[  664.017678]  __do_softirq+0xd2/0x50d
>[  664.017683]  ? smpboot_thread_fn+0x5/0x1e0
>[  664.017684]  ? smpboot_thread_fn+0x74/0x1e0
>[  664.017686]  ? smpboot_thread_fn+0x14e/0x1e0
>[  664.017689]  run_ksoftirqd+0x2e/0x60
>[  664.017690]  smpboot_thread_fn+0x149/0x1e0
>[  664.017694]  ? sort_range+0x20/0x20
>[  664.017696]  kthread+0x121/0x140
>[  664.017698]  ? kthread_create_worker_on_cpu+0x70/0x70
>[  664.017701]  ret_from_fork+0x3a/0x50
>[  664.017709] SLUB: Unable to allocate memory on node -1, gfp=0x1000000(GFP_NOWAIT)
>[  664.017710]   cache: radix_tree_node, object size: 576, buffer size: 584, default order: 2, min order: 0
>[  664.017712]   node 0: slabs: 1055, objs: 27482, free: 0
>[  664.017713] DMA-API: cacheline tracking ENOMEM, dma-debug disabled
>[  664.017718] ksoftirqd/4: page allocation failure: order:0, mode:0x1004010(GFP_NOWAIT|__GFP_COMP|__GFP_RECLAIMABLE), nodemask=(null)
>[  664.017719] ksoftirqd/4 cpuset=/ mems_allowed=0
>[  664.017723] CPU: 4 PID: 34 Comm: ksoftirqd/4 Not tainted 4.16.0-rc6-mm_thp #1
>[  664.017724] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  664.017725] Call Trace:
>[  664.017727]  dump_stack+0x85/0xbf
>[  664.017729]  warn_alloc+0xff/0x1a0
>[  664.017736]  __alloc_pages_slowpath+0x102c/0x1070
>[  664.017747]  __alloc_pages_nodemask+0x383/0x410
>[  664.017752]  new_slab+0x2f4/0x820
>[  664.017757]  ___slab_alloc+0x39a/0x5d0
>[  664.017761]  ? radix_tree_node_alloc.constprop.18+0x41/0xd0
>[  664.017766]  ? radix_tree_node_alloc.constprop.18+0x41/0xd0
>[  664.017768]  ? radix_tree_node_alloc.constprop.18+0x41/0xd0
>[  664.017770]  ? __slab_alloc+0x4c/0xa0
>[  664.017771]  __slab_alloc+0x4c/0xa0
>[  664.017774]  kmem_cache_alloc+0x24a/0x2f0
>[  664.017778]  radix_tree_node_alloc.constprop.18+0x41/0xd0
>[  664.017782]  __radix_tree_create+0x160/0x1c0
>[  664.017786]  __radix_tree_insert+0x45/0x220
>[  664.017791]  add_dma_entry+0xb8/0x170
>[  664.017795]  debug_dma_map_sg+0x111/0x160
>[  664.017799]  ata_qc_issue+0x1ed/0x350
>[  664.017802]  ? ata_scsi_var_len_cdb_xlat+0x30/0x30
>[  664.017804]  ata_scsi_translate+0xce/0x1a0
>[  664.017808]  ata_scsi_queuecmd+0xa1/0x230
>[  664.017811]  scsi_dispatch_cmd+0xf9/0x390
>[  664.017814]  scsi_request_fn+0x4b3/0x680
>[  664.017818]  __blk_run_queue+0x5e/0xc0
>[  664.017821]  blk_run_queue+0x2b/0x40
>[  664.017823]  scsi_run_queue+0x242/0x310
>[  664.017828]  scsi_end_request+0x11a/0x1f0
>[  664.017831]  scsi_io_completion+0x237/0x650
>[  664.017836]  blk_done_softirq+0xaa/0xe0
>[  664.017840]  __do_softirq+0xd2/0x50d
>[  664.017844]  ? smpboot_thread_fn+0x5/0x1e0
>[  664.017845]  ? smpboot_thread_fn+0x74/0x1e0
>[  664.017847]  ? smpboot_thread_fn+0x14e/0x1e0
>[  664.017849]  run_ksoftirqd+0x2e/0x60
>[  664.017850]  smpboot_thread_fn+0x149/0x1e0
>[  664.017854]  ? sort_range+0x20/0x20
>[  664.017856]  kthread+0x121/0x140
>[  664.017858]  ? kthread_create_worker_on_cpu+0x70/0x70
>[  664.017861]  ret_from_fork+0x3a/0x50
>[  664.017868] SLUB: Unable to allocate memory on node -1, gfp=0x1000000(GFP_NOWAIT)
>[  664.017869]   cache: radix_tree_node, object size: 576, buffer size: 584, default order: 2, min order: 0
>[  664.017871]   node 0: slabs: 1055, objs: 27482, free: 0
>[  664.017872] DMA-API: cacheline tracking ENOMEM, dma-debug disabled
>[  664.017877] ksoftirqd/4: page allocation failure: order:0, mode:0x1004010(GFP_NOWAIT|__GFP_COMP|__GFP_RECLAIMABLE), nodemask=(null)
>[  664.017878] ksoftirqd/4 cpuset=/ mems_allowed=0
>[  664.017881] CPU: 4 PID: 34 Comm: ksoftirqd/4 Not tainted 4.16.0-rc6-mm_thp #1
>[  664.017882] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  664.017883] Call Trace:
>[  664.017885]  dump_stack+0x85/0xbf
>[  664.017887]  warn_alloc+0xff/0x1a0
>[  664.017895]  __alloc_pages_slowpath+0x102c/0x1070
>[  664.017906]  __alloc_pages_nodemask+0x383/0x410
>[  664.017910]  new_slab+0x2f4/0x820
>[  664.017915]  ___slab_alloc+0x39a/0x5d0
>[  664.017919]  ? radix_tree_node_alloc.constprop.18+0x41/0xd0
>[  664.017925]  ? radix_tree_node_alloc.constprop.18+0x41/0xd0
>[  664.017926]  ? radix_tree_node_alloc.constprop.18+0x41/0xd0
>[  664.017928]  ? __slab_alloc+0x4c/0xa0
>[  664.017929]  __slab_alloc+0x4c/0xa0
>[  664.017933]  kmem_cache_alloc+0x24a/0x2f0
>[  664.017936]  radix_tree_node_alloc.constprop.18+0x41/0xd0
>[  664.017940]  __radix_tree_create+0x160/0x1c0
>[  664.017944]  __radix_tree_insert+0x45/0x220
>[  664.017950]  add_dma_entry+0xb8/0x170
>[  664.017954]  debug_dma_map_sg+0x111/0x160
>[  664.017958]  ata_qc_issue+0x1ed/0x350
>[  664.017961]  ? ata_scsi_var_len_cdb_xlat+0x30/0x30
>[  664.017963]  ata_scsi_translate+0xce/0x1a0
>[  664.017966]  ata_scsi_queuecmd+0xa1/0x230
>[  664.017969]  scsi_dispatch_cmd+0xf9/0x390
>[  664.017972]  scsi_request_fn+0x4b3/0x680
>[  664.017977]  __blk_run_queue+0x5e/0xc0
>[  664.017979]  blk_run_queue+0x2b/0x40
>[  664.017981]  scsi_run_queue+0x242/0x310
>[  664.017986]  scsi_end_request+0x11a/0x1f0
>[  664.017990]  scsi_io_completion+0x237/0x650
>[  664.017994]  blk_done_softirq+0xaa/0xe0
>[  664.017998]  __do_softirq+0xd2/0x50d
>[  664.018002]  ? smpboot_thread_fn+0x5/0x1e0
>[  664.018003]  ? smpboot_thread_fn+0x74/0x1e0
>[  664.018005]  ? smpboot_thread_fn+0x14e/0x1e0
>[  664.018007]  run_ksoftirqd+0x2e/0x60
>[  664.018008]  smpboot_thread_fn+0x149/0x1e0
>[  664.018012]  ? sort_range+0x20/0x20
>[  664.018014]  kthread+0x121/0x140
>[  664.018016]  ? kthread_create_worker_on_cpu+0x70/0x70
>[  664.018019]  ret_from_fork+0x3a/0x50
>[  664.018026] SLUB: Unable to allocate memory on node -1, gfp=0x1000000(GFP_NOWAIT)
>[  664.018027]   cache: radix_tree_node, object size: 576, buffer size: 584, default order: 2, min order: 0
>[  664.018029]   node 0: slabs: 1055, objs: 27482, free: 0
>[  664.018030] DMA-API: cacheline tracking ENOMEM, dma-debug disabled
>[  664.018034] ksoftirqd/4: page allocation failure: order:0, mode:0x1004010(GFP_NOWAIT|__GFP_COMP|__GFP_RECLAIMABLE), nodemask=(null)
>[  664.018035] ksoftirqd/4 cpuset=/ mems_allowed=0
>[  664.018039] CPU: 4 PID: 34 Comm: ksoftirqd/4 Not tainted 4.16.0-rc6-mm_thp #1
>[  664.018040] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  664.018041] Call Trace:
>[  664.018043]  dump_stack+0x85/0xbf
>[  664.018045]  warn_alloc+0xff/0x1a0
>[  664.018053]  __alloc_pages_slowpath+0x102c/0x1070
>[  664.018063]  __alloc_pages_nodemask+0x383/0x410
>[  664.018068]  new_slab+0x2f4/0x820
>[  664.018073]  ? radix_tree_node_alloc.constprop.18+0x41/0xd0
>[  664.018075]  ___slab_alloc+0x39a/0x5d0
>[  664.018078]  ? radix_tree_node_alloc.constprop.18+0x41/0xd0
>[  664.018084]  ? radix_tree_node_alloc.constprop.18+0x41/0xd0
>[  664.018085]  ? radix_tree_node_alloc.constprop.18+0x41/0xd0
>[  664.018087]  ? __slab_alloc+0x4c/0xa0
>[  664.018089]  __slab_alloc+0x4c/0xa0
>[  664.018092]  kmem_cache_alloc+0x24a/0x2f0
>[  664.018095]  radix_tree_node_alloc.constprop.18+0x41/0xd0
>[  664.018099]  __radix_tree_create+0x160/0x1c0
>[  664.018103]  __radix_tree_insert+0x45/0x220
>[  664.018109]  add_dma_entry+0xb8/0x170
>[  664.018113]  debug_dma_map_sg+0x111/0x160
>[  664.018117]  ata_qc_issue+0x1ed/0x350
>[  664.018120]  ? ata_scsi_var_len_cdb_xlat+0x30/0x30
>[  664.018122]  ata_scsi_translate+0xce/0x1a0
>[  664.018125]  ata_scsi_queuecmd+0xa1/0x230
>[  664.018128]  scsi_dispatch_cmd+0xf9/0x390
>[  664.018131]  scsi_request_fn+0x4b3/0x680
>[  664.018136]  __blk_run_queue+0x5e/0xc0
>[  664.018138]  blk_run_queue+0x2b/0x40
>[  664.018140]  scsi_run_queue+0x242/0x310
>[  664.018145]  scsi_end_request+0x11a/0x1f0
>[  664.018149]  scsi_io_completion+0x237/0x650
>[  664.018153]  blk_done_softirq+0xaa/0xe0
>[  664.018157]  __do_softirq+0xd2/0x50d
>[  664.018161]  ? smpboot_thread_fn+0x5/0x1e0
>[  664.018162]  ? smpboot_thread_fn+0x74/0x1e0
>[  664.018164]  ? smpboot_thread_fn+0x14e/0x1e0
>[  664.018166]  run_ksoftirqd+0x2e/0x60
>[  664.018167]  smpboot_thread_fn+0x149/0x1e0
>[  664.018171]  ? sort_range+0x20/0x20
>[  664.018172]  kthread+0x121/0x140
>[  664.018175]  ? kthread_create_worker_on_cpu+0x70/0x70
>[  664.018177]  ret_from_fork+0x3a/0x50
>[  664.018185] SLUB: Unable to allocate memory on node -1, gfp=0x1000000(GFP_NOWAIT)
>[  664.018186]   cache: radix_tree_node, object size: 576, buffer size: 584, default order: 2, min order: 0
>[  664.018188]   node 0: slabs: 1055, objs: 27482, free: 0
>[  664.018189] DMA-API: cacheline tracking ENOMEM, dma-debug disabled
>[  664.018193] ksoftirqd/4: page allocation failure: order:0, mode:0x1004010(GFP_NOWAIT|__GFP_COMP|__GFP_RECLAIMABLE), nodemask=(null)
>[  664.018194] ksoftirqd/4 cpuset=/ mems_allowed=0
>[  664.018198] CPU: 4 PID: 34 Comm: ksoftirqd/4 Not tainted 4.16.0-rc6-mm_thp #1
>[  664.018199] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  664.018200] Call Trace:
>[  664.018202]  dump_stack+0x85/0xbf
>[  664.018204]  warn_alloc+0xff/0x1a0
>[  664.018212]  __alloc_pages_slowpath+0x102c/0x1070
>[  664.018222]  __alloc_pages_nodemask+0x383/0x410
>[  664.018227]  new_slab+0x2f4/0x820
>[  664.018232]  ___slab_alloc+0x39a/0x5d0
>[  664.018236]  ? radix_tree_node_alloc.constprop.18+0x41/0xd0
>[  664.018241]  ? radix_tree_node_alloc.constprop.18+0x41/0xd0
>[  664.018243]  ? radix_tree_node_alloc.constprop.18+0x41/0xd0
>[  664.018245]  ? __slab_alloc+0x4c/0xa0
>[  664.018246]  __slab_alloc+0x4c/0xa0
>[  664.018249]  kmem_cache_alloc+0x24a/0x2f0
>[  664.018253]  radix_tree_node_alloc.constprop.18+0x41/0xd0
>[  664.018256]  __radix_tree_create+0x160/0x1c0
>[  664.018261]  __radix_tree_insert+0x45/0x220
>[  664.018266]  add_dma_entry+0xb8/0x170
>[  664.018270]  debug_dma_map_sg+0x111/0x160
>[  664.018274]  ata_qc_issue+0x1ed/0x350
>[  664.018277]  ? ata_scsi_var_len_cdb_xlat+0x30/0x30
>[  664.018279]  ata_scsi_translate+0xce/0x1a0
>[  664.018282]  ata_scsi_queuecmd+0xa1/0x230
>[  664.018285]  scsi_dispatch_cmd+0xf9/0x390
>[  664.018288]  scsi_request_fn+0x4b3/0x680
>[  664.018293]  __blk_run_queue+0x5e/0xc0
>[  664.018295]  blk_run_queue+0x2b/0x40
>[  664.018297]  scsi_run_queue+0x242/0x310
>[  664.018302]  scsi_end_request+0x11a/0x1f0
>[  664.018306]  scsi_io_completion+0x237/0x650
>[  664.018311]  blk_done_softirq+0xaa/0xe0
>[  664.018326]  __do_softirq+0xd2/0x50d
>[  664.018332]  ? smpboot_thread_fn+0x5/0x1e0
>[  664.018333]  ? smpboot_thread_fn+0x74/0x1e0
>[  664.018335]  ? smpboot_thread_fn+0x14e/0x1e0
>[  664.018337]  run_ksoftirqd+0x2e/0x60
>[  664.018338]  smpboot_thread_fn+0x149/0x1e0
>[  664.018342]  ? sort_range+0x20/0x20
>[  664.018354]  kthread+0x121/0x140
>[  664.018356]  ? kthread_create_worker_on_cpu+0x70/0x70
>[  664.018359]  ret_from_fork+0x3a/0x50
>[  664.018367] SLUB: Unable to allocate memory on node -1, gfp=0x1000000(GFP_NOWAIT)
>[  664.018368]   cache: radix_tree_node, object size: 576, buffer size: 584, default order: 2, min order: 0
>[  664.018369]   node 0: slabs: 1055, objs: 27482, free: 0
>[  664.018370] DMA-API: cacheline tracking ENOMEM, dma-debug disabled
>[  664.018375] ksoftirqd/4: page allocation failure: order:0, mode:0x1004010(GFP_NOWAIT|__GFP_COMP|__GFP_RECLAIMABLE), nodemask=(null)
>[  664.018376] ksoftirqd/4 cpuset=/ mems_allowed=0
>[  664.018380] CPU: 4 PID: 34 Comm: ksoftirqd/4 Not tainted 4.16.0-rc6-mm_thp #1
>[  664.018381] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  664.018382] Call Trace:
>[  664.018384]  dump_stack+0x85/0xbf
>[  664.018386]  warn_alloc+0xff/0x1a0
>[  664.018393]  __alloc_pages_slowpath+0x102c/0x1070
>[  664.018404]  __alloc_pages_nodemask+0x383/0x410
>[  664.018409]  new_slab+0x2f4/0x820
>[  664.018414]  ___slab_alloc+0x39a/0x5d0
>[  664.018417]  ? radix_tree_node_alloc.constprop.18+0x41/0xd0
>[  664.018423]  ? radix_tree_node_alloc.constprop.18+0x41/0xd0
>[  664.018425]  ? radix_tree_node_alloc.constprop.18+0x41/0xd0
>[  664.018426]  ? __slab_alloc+0x4c/0xa0
>[  664.018428]  __slab_alloc+0x4c/0xa0
>[  664.018431]  kmem_cache_alloc+0x24a/0x2f0
>[  664.018435]  radix_tree_node_alloc.constprop.18+0x41/0xd0
>[  664.018438]  __radix_tree_create+0x160/0x1c0
>[  664.018443]  __radix_tree_insert+0x45/0x220
>[  664.018448]  add_dma_entry+0xb8/0x170
>[  664.018452]  debug_dma_map_sg+0x111/0x160
>[  664.018456]  ata_qc_issue+0x1ed/0x350
>[  664.018459]  ? ata_scsi_var_len_cdb_xlat+0x30/0x30
>[  664.018461]  ata_scsi_translate+0xce/0x1a0
>[  664.018464]  ata_scsi_queuecmd+0xa1/0x230
>[  664.018467]  scsi_dispatch_cmd+0xf9/0x390
>[  664.018470]  scsi_request_fn+0x4b3/0x680
>[  664.018475]  __blk_run_queue+0x5e/0xc0
>[  664.018477]  blk_run_queue+0x2b/0x40
>[  664.018479]  scsi_run_queue+0x242/0x310
>[  664.018484]  scsi_end_request+0x11a/0x1f0
>[  664.018488]  scsi_io_completion+0x237/0x650
>[  664.018492]  blk_done_softirq+0xaa/0xe0
>[  664.018496]  __do_softirq+0xd2/0x50d
>[  664.018500]  ? smpboot_thread_fn+0x5/0x1e0
>[  664.018501]  ? smpboot_thread_fn+0x74/0x1e0
>[  664.018503]  ? smpboot_thread_fn+0x14e/0x1e0
>[  664.018505]  run_ksoftirqd+0x2e/0x60
>[  664.018506]  smpboot_thread_fn+0x149/0x1e0
>[  664.018509]  ? sort_range+0x20/0x20
>[  664.018511]  kthread+0x121/0x140
>[  664.018514]  ? kthread_create_worker_on_cpu+0x70/0x70
>[  664.018516]  ret_from_fork+0x3a/0x50
>[  664.018524] SLUB: Unable to allocate memory on node -1, gfp=0x1000000(GFP_NOWAIT)
>[  664.018525]   cache: radix_tree_node, object size: 576, buffer size: 584, default order: 2, min order: 0
>[  664.018526]   node 0: slabs: 1055, objs: 27482, free: 0
>[  664.018527] DMA-API: cacheline tracking ENOMEM, dma-debug disabled
>[  664.018532] ksoftirqd/4: page allocation failure: order:0, mode:0x1004010(GFP_NOWAIT|__GFP_COMP|__GFP_RECLAIMABLE), nodemask=(null)
>[  664.018533] ksoftirqd/4 cpuset=/ mems_allowed=0
>[  664.018537] CPU: 4 PID: 34 Comm: ksoftirqd/4 Not tainted 4.16.0-rc6-mm_thp #1
>[  664.018538] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  664.018539] Call Trace:
>[  664.018541]  dump_stack+0x85/0xbf
>[  664.018543]  warn_alloc+0xff/0x1a0
>[  664.018550]  __alloc_pages_slowpath+0x102c/0x1070
>[  664.018561]  __alloc_pages_nodemask+0x383/0x410
>[  664.018566]  new_slab+0x2f4/0x820
>[  664.018571]  ___slab_alloc+0x39a/0x5d0
>[  664.018574]  ? radix_tree_node_alloc.constprop.18+0x41/0xd0
>[  664.018580]  ? radix_tree_node_alloc.constprop.18+0x41/0xd0
>[  664.018582]  ? radix_tree_node_alloc.constprop.18+0x41/0xd0
>[  664.018583]  ? __slab_alloc+0x4c/0xa0
>[  664.018585]  __slab_alloc+0x4c/0xa0
>[  664.018588]  kmem_cache_alloc+0x24a/0x2f0
>[  664.018592]  radix_tree_node_alloc.constprop.18+0x41/0xd0
>[  664.018595]  __radix_tree_create+0x160/0x1c0
>[  664.018600]  __radix_tree_insert+0x45/0x220
>[  664.018605]  add_dma_entry+0xb8/0x170
>[  664.018609]  debug_dma_map_sg+0x111/0x160
>[  664.018613]  ata_qc_issue+0x1ed/0x350
>[  664.018616]  ? ata_scsi_var_len_cdb_xlat+0x30/0x30
>[  664.018618]  ata_scsi_translate+0xce/0x1a0
>[  664.018621]  ata_scsi_queuecmd+0xa1/0x230
>[  664.018624]  scsi_dispatch_cmd+0xf9/0x390
>[  664.018627]  scsi_request_fn+0x4b3/0x680
>[  664.018632]  __blk_run_queue+0x5e/0xc0
>[  664.018634]  blk_run_queue+0x2b/0x40
>[  664.018636]  scsi_run_queue+0x242/0x310
>[  664.018641]  scsi_end_request+0x11a/0x1f0
>[  664.018645]  scsi_io_completion+0x237/0x650
>[  664.018649]  blk_done_softirq+0xaa/0xe0
>[  664.018653]  __do_softirq+0xd2/0x50d
>[  664.018657]  ? smpboot_thread_fn+0x5/0x1e0
>[  664.018658]  ? smpboot_thread_fn+0x74/0x1e0
>[  664.018660]  ? smpboot_thread_fn+0x14e/0x1e0
>[  664.018661]  run_ksoftirqd+0x2e/0x60
>[  664.018663]  smpboot_thread_fn+0x149/0x1e0
>[  664.018666]  ? sort_range+0x20/0x20
>[  664.018668]  kthread+0x121/0x140
>[  664.018670]  ? kthread_create_worker_on_cpu+0x70/0x70
>[  664.018673]  ret_from_fork+0x3a/0x50
>[  664.018681] SLUB: Unable to allocate memory on node -1, gfp=0x1000000(GFP_NOWAIT)
>[  664.018682]   cache: radix_tree_node, object size: 576, buffer size: 584, default order: 2, min order: 0
>[  664.018683]   node 0: slabs: 1055, objs: 27482, free: 0
>[  664.018684] DMA-API: cacheline tracking ENOMEM, dma-debug disabled
>[  664.018689] ksoftirqd/4: page allocation failure: order:0, mode:0x1004010(GFP_NOWAIT|__GFP_COMP|__GFP_RECLAIMABLE), nodemask=(null)
>[  664.018690] ksoftirqd/4 cpuset=/ mems_allowed=0
>[  664.018694] CPU: 4 PID: 34 Comm: ksoftirqd/4 Not tainted 4.16.0-rc6-mm_thp #1
>[  664.018695] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  664.018696] Call Trace:
>[  664.018698]  dump_stack+0x85/0xbf
>[  664.018700]  warn_alloc+0xff/0x1a0
>[  664.018707]  __alloc_pages_slowpath+0x102c/0x1070
>[  664.018718]  __alloc_pages_nodemask+0x383/0x410
>[  664.018723]  new_slab+0x2f4/0x820
>[  664.018727]  ___slab_alloc+0x39a/0x5d0
>[  664.018731]  ? radix_tree_node_alloc.constprop.18+0x41/0xd0
>[  664.018737]  ? radix_tree_node_alloc.constprop.18+0x41/0xd0
>[  664.018738]  ? radix_tree_node_alloc.constprop.18+0x41/0xd0
>[  664.018740]  ? __slab_alloc+0x4c/0xa0
>[  664.018742]  __slab_alloc+0x4c/0xa0
>[  664.018745]  kmem_cache_alloc+0x24a/0x2f0
>[  664.018748]  radix_tree_node_alloc.constprop.18+0x41/0xd0
>[  664.018752]  __radix_tree_create+0x160/0x1c0
>[  664.018757]  __radix_tree_insert+0x45/0x220
>[  664.018762]  add_dma_entry+0xb8/0x170
>[  664.018765]  debug_dma_map_sg+0x111/0x160
>[  664.018769]  ata_qc_issue+0x1ed/0x350
>[  664.018772]  ? ata_scsi_var_len_cdb_xlat+0x30/0x30
>[  664.018775]  ata_scsi_translate+0xce/0x1a0
>[  664.018778]  ata_scsi_queuecmd+0xa1/0x230
>[  664.018781]  scsi_dispatch_cmd+0xf9/0x390
>[  664.018784]  scsi_request_fn+0x4b3/0x680
>[  664.018788]  __blk_run_queue+0x5e/0xc0
>[  664.018790]  blk_run_queue+0x2b/0x40
>[  664.018793]  scsi_run_queue+0x242/0x310
>[  664.018798]  scsi_end_request+0x11a/0x1f0
>[  664.018801]  scsi_io_completion+0x237/0x650
>[  664.018806]  blk_done_softirq+0xaa/0xe0
>[  664.018809]  __do_softirq+0xd2/0x50d
>[  664.018813]  ? smpboot_thread_fn+0x5/0x1e0
>[  664.018815]  ? smpboot_thread_fn+0x74/0x1e0
>[  664.018817]  ? smpboot_thread_fn+0x14e/0x1e0
>[  664.018818]  run_ksoftirqd+0x2e/0x60
>[  664.018820]  smpboot_thread_fn+0x149/0x1e0
>[  664.018823]  ? sort_range+0x20/0x20
>[  664.018825]  kthread+0x121/0x140
>[  664.018827]  ? kthread_create_worker_on_cpu+0x70/0x70
>[  664.018830]  ret_from_fork+0x3a/0x50
>[  664.018837] SLUB: Unable to allocate memory on node -1, gfp=0x1000000(GFP_NOWAIT)
>[  664.018839]   cache: radix_tree_node, object size: 576, buffer size: 584, default order: 2, min order: 0
>[  664.018840]   node 0: slabs: 1055, objs: 27482, free: 0
>[  664.018841] DMA-API: cacheline tracking ENOMEM, dma-debug disabled
>[  664.018845] ksoftirqd/4: page allocation failure: order:0, mode:0x1004010(GFP_NOWAIT|__GFP_COMP|__GFP_RECLAIMABLE), nodemask=(null)
>[  664.018846] ksoftirqd/4 cpuset=/ mems_allowed=0
>[  664.018850] CPU: 4 PID: 34 Comm: ksoftirqd/4 Not tainted 4.16.0-rc6-mm_thp #1
>[  664.018851] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  664.018852] Call Trace:
>[  664.018854]  dump_stack+0x85/0xbf
>[  664.018856]  warn_alloc+0xff/0x1a0
>[  664.018863]  __alloc_pages_slowpath+0x102c/0x1070
>[  664.018874]  __alloc_pages_nodemask+0x383/0x410
>[  664.018879]  new_slab+0x2f4/0x820
>[  664.018884]  ___slab_alloc+0x39a/0x5d0
>[  664.018887]  ? radix_tree_node_alloc.constprop.18+0x41/0xd0
>[  664.018893]  ? radix_tree_node_alloc.constprop.18+0x41/0xd0
>[  664.018895]  ? radix_tree_node_alloc.constprop.18+0x41/0xd0
>[  664.018896]  ? __slab_alloc+0x4c/0xa0
>[  664.018898]  __slab_alloc+0x4c/0xa0
>[  664.018901]  kmem_cache_alloc+0x24a/0x2f0
>[  664.018905]  radix_tree_node_alloc.constprop.18+0x41/0xd0
>[  664.018908]  __radix_tree_create+0x160/0x1c0
>[  664.018913]  __radix_tree_insert+0x45/0x220
>[  664.018918]  add_dma_entry+0xb8/0x170
>[  664.018922]  debug_dma_map_sg+0x111/0x160
>[  664.018926]  ata_qc_issue+0x1ed/0x350
>[  664.018929]  ? ata_scsi_var_len_cdb_xlat+0x30/0x30
>[  664.018931]  ata_scsi_translate+0xce/0x1a0
>[  664.018934]  ata_scsi_queuecmd+0xa1/0x230
>[  664.018937]  scsi_dispatch_cmd+0xf9/0x390
>[  664.018940]  scsi_request_fn+0x4b3/0x680
>[  664.018944]  __blk_run_queue+0x5e/0xc0
>[  664.018947]  blk_run_queue+0x2b/0x40
>[  664.018949]  scsi_run_queue+0x242/0x310
>[  664.018954]  scsi_end_request+0x11a/0x1f0
>[  664.018957]  scsi_io_completion+0x237/0x650
>[  664.018962]  blk_done_softirq+0xaa/0xe0
>[  664.018965]  __do_softirq+0xd2/0x50d
>[  664.018969]  ? smpboot_thread_fn+0x5/0x1e0
>[  664.018971]  ? smpboot_thread_fn+0x74/0x1e0
>[  664.018973]  ? smpboot_thread_fn+0x14e/0x1e0
>[  664.018974]  run_ksoftirqd+0x2e/0x60
>[  664.018976]  smpboot_thread_fn+0x149/0x1e0
>[  664.018979]  ? sort_range+0x20/0x20
>[  664.018981]  kthread+0x121/0x140
>[  664.018983]  ? kthread_create_worker_on_cpu+0x70/0x70
>[  664.018986]  ret_from_fork+0x3a/0x50
>[  664.018993] SLUB: Unable to allocate memory on node -1, gfp=0x1000000(GFP_NOWAIT)
>[  664.018995]   cache: radix_tree_node, object size: 576, buffer size: 584, default order: 2, min order: 0
>[  664.018996]   node 0: slabs: 1055, objs: 27482, free: 0
>[  664.018997] DMA-API: cacheline tracking ENOMEM, dma-debug disabled
>[  664.019001] DMA-API: cacheline tracking ENOMEM, dma-debug disabled
>[  664.019005] DMA-API: cacheline tracking ENOMEM, dma-debug disabled
>[  664.019009] DMA-API: cacheline tracking ENOMEM, dma-debug disabled
>[  664.019013] DMA-API: cacheline tracking ENOMEM, dma-debug disabled
>[  664.019017] DMA-API: cacheline tracking ENOMEM, dma-debug disabled
>[  664.019021] DMA-API: cacheline tracking ENOMEM, dma-debug disabled
>[  664.019025] DMA-API: cacheline tracking ENOMEM, dma-debug disabled
>[  664.019029] DMA-API: cacheline tracking ENOMEM, dma-debug disabled
>[  664.019033] DMA-API: cacheline tracking ENOMEM, dma-debug disabled
>[  664.019036] DMA-API: cacheline tracking ENOMEM, dma-debug disabled
>[  664.019040] DMA-API: cacheline tracking ENOMEM, dma-debug disabled
>[  664.019044] DMA-API: cacheline tracking ENOMEM, dma-debug disabled
>[  664.019048] DMA-API: cacheline tracking ENOMEM, dma-debug disabled
>[  664.019052] DMA-API: cacheline tracking ENOMEM, dma-debug disabled
>[  664.019056] DMA-API: cacheline tracking ENOMEM, dma-debug disabled
>[  664.019060] DMA-API: cacheline tracking ENOMEM, dma-debug disabled
>[  664.019064] DMA-API: cacheline tracking ENOMEM, dma-debug disabled
>[  664.019068] DMA-API: cacheline tracking ENOMEM, dma-debug disabled
>[  664.019072] DMA-API: cacheline tracking ENOMEM, dma-debug disabled
>[  664.019076] DMA-API: cacheline tracking ENOMEM, dma-debug disabled
>[  664.019079] DMA-API: cacheline tracking ENOMEM, dma-debug disabled
>[  664.019083] DMA-API: cacheline tracking ENOMEM, dma-debug disabled
>[  664.317568] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  664.317572] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  664.317576] CPU: 7 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  664.317578] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  664.317579] Call Trace:
>[  664.317588]  dump_stack+0x85/0xbf
>[  664.317594]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  664.317605]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  664.317620]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  664.317631]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  664.317638]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  664.317652]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  664.317656]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  664.317666]  ? mutex_trylock+0xcd/0xe0
>[  664.317675]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  664.317715]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  664.317749]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  664.317788]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  664.317825]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  664.317858]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  664.317884]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  664.317917]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  664.317932]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  664.317946]  drm_ioctl+0x2d5/0x370 [drm]
>[  664.317973]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  664.317978]  ? __pm_runtime_resume+0x54/0x90
>[  664.317983]  ? trace_hardirqs_on_caller+0xed/0x180
>[  664.318001]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  664.318007]  do_vfs_ioctl+0xa5/0x6e0
>[  664.318014]  SyS_ioctl+0x74/0x80
>[  664.318019]  do_syscall_64+0x79/0x220
>[  664.318022]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  664.318025] RIP: 0033:0x7f70a90d90f7
>[  664.318026] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  664.318029] RAX: ffffffffffffffda RBX: 000055e7ee49f8c0 RCX: 00007f70a90d90f7
>[  664.318030] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[  664.318031] RBP: 00007ffd456b9940 R08: 000055e7ee49f8c0 R09: 0000000000000004
>[  664.318032] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  664.318034] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7edd92bb0
>[  666.332466] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  666.332469] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  666.332472] CPU: 2 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  666.332473] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  666.332475] Call Trace:
>[  666.332482]  dump_stack+0x85/0xbf
>[  666.332487]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  666.332496]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  666.332506]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  666.332513]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  666.332517]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  666.332525]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  666.332529]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  666.332535]  ? mutex_trylock+0xcd/0xe0
>[  666.332541]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  666.332582]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  666.332609]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  666.332637]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  666.332665]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  666.332691]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  666.332712]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  666.332737]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  666.332752]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  666.332762]  drm_ioctl+0x2d5/0x370 [drm]
>[  666.332782]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  666.332788]  ? __pm_runtime_resume+0x54/0x90
>[  666.332793]  ? trace_hardirqs_on_caller+0xed/0x180
>[  666.332816]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  666.332822]  do_vfs_ioctl+0xa5/0x6e0
>[  666.332829]  SyS_ioctl+0x74/0x80
>[  666.332835]  do_syscall_64+0x79/0x220
>[  666.332839]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  666.332841] RIP: 0033:0x7f70a90d90f7
>[  666.332843] RSP: 002b:00007ffd456b9868 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  666.332846] RAX: ffffffffffffffda RBX: 000055e7ed024ca0 RCX: 00007f70a90d90f7
>[  666.332847] RDX: 00007ffd456b98b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[  666.332848] RBP: 00007ffd456b98b0 R08: 000055e7ed024ca0 R09: 0000000000000004
>[  666.332850] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  666.332851] R13: 000000000000000c R14: 00007ffd456b9948 R15: 000055e7ee4aa600
>[  672.820561] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  672.820565] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  672.820567] CPU: 0 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  672.820569] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  672.820570] Call Trace:
>[  672.820577]  dump_stack+0x85/0xbf
>[  672.820582]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  672.820590]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  672.820599]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  672.820605]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  672.820609]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  672.820617]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  672.820621]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  672.820627]  ? mutex_trylock+0xcd/0xe0
>[  672.820632]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  672.820670]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  672.820697]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  672.820725]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  672.820752]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  672.820777]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  672.820798]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  672.820823]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  672.820837]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  672.820846]  drm_ioctl+0x2d5/0x370 [drm]
>[  672.820866]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  672.820871]  ? __pm_runtime_resume+0x54/0x90
>[  672.820876]  ? trace_hardirqs_on_caller+0xed/0x180
>[  672.820898]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  672.820903]  do_vfs_ioctl+0xa5/0x6e0
>[  672.820910]  SyS_ioctl+0x74/0x80
>[  672.820915]  do_syscall_64+0x79/0x220
>[  672.820919]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  672.820921] RIP: 0033:0x7f70a90d90f7
>[  672.820923] RSP: 002b:00007ffd456b9868 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  672.820926] RAX: ffffffffffffffda RBX: 000055e7ed024ca0 RCX: 00007f70a90d90f7
>[  672.820927] RDX: 00007ffd456b98b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[  672.820928] RBP: 00007ffd456b98b0 R08: 000055e7ed024ca0 R09: 0000000000000004
>[  672.820930] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  672.820931] R13: 000000000000000c R14: 00007ffd456b9948 R15: 000055e7ee4aa600
>[  674.044491] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  674.044496] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  674.044500] CPU: 0 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  674.044502] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  674.044504] Call Trace:
>[  674.044512]  dump_stack+0x85/0xbf
>[  674.044518]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  674.044530]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  674.044546]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  674.044557]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  674.044563]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  674.044578]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  674.044583]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  674.044592]  ? mutex_trylock+0xcd/0xe0
>[  674.044600]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  674.044638]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  674.044671]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  674.044712]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  674.044750]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  674.044785]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  674.044812]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  674.044846]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  674.044861]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  674.044875]  drm_ioctl+0x2d5/0x370 [drm]
>[  674.044903]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  674.044910]  ? __pm_runtime_resume+0x54/0x90
>[  674.044918]  ? trace_hardirqs_on_caller+0xed/0x180
>[  674.044949]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  674.044957]  do_vfs_ioctl+0xa5/0x6e0
>[  674.044969]  SyS_ioctl+0x74/0x80
>[  674.044976]  do_syscall_64+0x79/0x220
>[  674.044981]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  674.044984] RIP: 0033:0x7f70a90d90f7
>[  674.044986] RSP: 002b:00007ffd456b9868 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  674.044990] RAX: ffffffffffffffda RBX: 000055e7ed024ca0 RCX: 00007f70a90d90f7
>[  674.044992] RDX: 00007ffd456b98b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[  674.044994] RBP: 00007ffd456b98b0 R08: 000055e7ed024ca0 R09: 0000000000000004
>[  674.044996] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  674.044998] R13: 000000000000000c R14: 00007ffd456b9948 R15: 000055e7ee4aa600
>[  677.332461] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  677.332466] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  677.332470] CPU: 2 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  677.332472] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  677.332473] Call Trace:
>[  677.332482]  dump_stack+0x85/0xbf
>[  677.332487]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  677.332498]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  677.332512]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  677.332522]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  677.332528]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  677.332540]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  677.332545]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  677.332553]  ? mutex_trylock+0xcd/0xe0
>[  677.332561]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  677.332600]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  677.332629]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  677.332637]  ? __lock_acquire+0x2d4/0x1340
>[  677.332676]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  677.332709]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  677.332741]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  677.332765]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  677.332796]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  677.332811]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  677.332822]  drm_ioctl+0x2d5/0x370 [drm]
>[  677.332849]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  677.332855]  ? __pm_runtime_resume+0x54/0x90
>[  677.332861]  ? trace_hardirqs_on_caller+0xed/0x180
>[  677.332900]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  677.332906]  do_vfs_ioctl+0xa5/0x6e0
>[  677.332917]  SyS_ioctl+0x74/0x80
>[  677.332924]  do_syscall_64+0x79/0x220
>[  677.332928]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  677.332932] RIP: 0033:0x7f70a90d90f7
>[  677.332934] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  677.332938] RAX: ffffffffffffffda RBX: 000055e7eb1c0f20 RCX: 00007f70a90d90f7
>[  677.332940] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[  677.332942] RBP: 00007ffd456b99b0 R08: 000055e7eb1c0f20 R09: 0000000000000004
>[  677.332943] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  677.332945] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7ed861cc0
>[  677.444927] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  677.444930] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  677.444932] CPU: 2 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  677.444934] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  677.444935] Call Trace:
>[  677.444941]  dump_stack+0x85/0xbf
>[  677.444946]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  677.444954]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  677.444963]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  677.444969]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  677.444973]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  677.444981]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  677.444984]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  677.444990]  ? mutex_trylock+0xcd/0xe0
>[  677.444995]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  677.445025]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  677.445044]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  677.445050]  ? __lock_acquire+0x2d4/0x1340
>[  677.445068]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  677.445089]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  677.445110]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  677.445125]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  677.445145]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  677.445156]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  677.445164]  drm_ioctl+0x2d5/0x370 [drm]
>[  677.445180]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  677.445185]  ? __pm_runtime_resume+0x54/0x90
>[  677.445189]  ? trace_hardirqs_on_caller+0xed/0x180
>[  677.445206]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  677.445212]  do_vfs_ioctl+0xa5/0x6e0
>[  677.445218]  SyS_ioctl+0x74/0x80
>[  677.445223]  do_syscall_64+0x79/0x220
>[  677.445226]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  677.445228] RIP: 0033:0x7f70a90d90f7
>[  677.445230] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  677.445233] RAX: ffffffffffffffda RBX: 000055e7eb1c0f20 RCX: 00007f70a90d90f7
>[  677.445234] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[  677.445235] RBP: 00007ffd456b99b0 R08: 000055e7eb1c0f20 R09: 0000000000000004
>[  677.445237] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  677.445238] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7ed861cc0
>[  678.325328] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  678.325331] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  678.325334] CPU: 3 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  678.325335] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  678.325336] Call Trace:
>[  678.325343]  dump_stack+0x85/0xbf
>[  678.325348]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  678.325356]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  678.325365]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  678.325372]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  678.325376]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  678.325384]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  678.325387]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  678.325394]  ? mutex_trylock+0xcd/0xe0
>[  678.325399]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  678.325432]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  678.325454]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  678.325478]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  678.325502]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  678.325524]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  678.325542]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  678.325569]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  678.325581]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  678.325590]  drm_ioctl+0x2d5/0x370 [drm]
>[  678.325607]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  678.325612]  ? __pm_runtime_resume+0x54/0x90
>[  678.325617]  ? trace_hardirqs_on_caller+0xed/0x180
>[  678.325636]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  678.325641]  do_vfs_ioctl+0xa5/0x6e0
>[  678.325648]  SyS_ioctl+0x74/0x80
>[  678.325653]  do_syscall_64+0x79/0x220
>[  678.325656]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  678.325659] RIP: 0033:0x7f70a90d90f7
>[  678.325660] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  678.325663] RAX: ffffffffffffffda RBX: 000055e7ee21e370 RCX: 00007f70a90d90f7
>[  678.325664] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[  678.325665] RBP: 00007ffd456b9940 R08: 000055e7ee21e370 R09: 0000000000000004
>[  678.325667] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  678.325668] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7edee9860
>[  679.016394] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  679.016397] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  679.016400] CPU: 1 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  679.016402] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  679.016403] Call Trace:
>[  679.016411]  dump_stack+0x85/0xbf
>[  679.016416]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  679.016428]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  679.016443]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  679.016453]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  679.016459]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  679.016472]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  679.016477]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  679.016485]  ? mutex_trylock+0xcd/0xe0
>[  679.016493]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  679.016532]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  679.016564]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  679.016599]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  679.016633]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  679.016665]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  679.016689]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  679.016719]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  679.016733]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  679.016745]  drm_ioctl+0x2d5/0x370 [drm]
>[  679.016770]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  679.016777]  ? __pm_runtime_resume+0x54/0x90
>[  679.016784]  ? trace_hardirqs_on_caller+0xed/0x180
>[  679.016811]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  679.016818]  do_vfs_ioctl+0xa5/0x6e0
>[  679.016829]  SyS_ioctl+0x74/0x80
>[  679.016835]  do_syscall_64+0x79/0x220
>[  679.016840]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  679.016844] RIP: 0033:0x7f70a90d90f7
>[  679.016846] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  679.016850] RAX: ffffffffffffffda RBX: 000055e7eb3dd0d0 RCX: 00007f70a90d90f7
>[  679.016852] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[  679.016854] RBP: 00007ffd456b9940 R08: 000055e7eb3dd0d0 R09: 0000000000000004
>[  679.016856] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  679.016857] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ee3aece0
>[  682.040305] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  682.040309] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  682.040313] CPU: 6 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  682.040315] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  682.040316] Call Trace:
>[  682.040325]  dump_stack+0x85/0xbf
>[  682.040330]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  682.040341]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  682.040356]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  682.040366]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  682.040373]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  682.040386]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  682.040391]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  682.040400]  ? mutex_trylock+0xcd/0xe0
>[  682.040408]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  682.040447]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  682.040481]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  682.040518]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  682.040555]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  682.040589]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  682.040616]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  682.040648]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  682.040664]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  682.040676]  drm_ioctl+0x2d5/0x370 [drm]
>[  682.040704]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  682.040711]  ? __pm_runtime_resume+0x54/0x90
>[  682.040718]  ? trace_hardirqs_on_caller+0xed/0x180
>[  682.040748]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  682.040756]  do_vfs_ioctl+0xa5/0x6e0
>[  682.040766]  SyS_ioctl+0x74/0x80
>[  682.040774]  do_syscall_64+0x79/0x220
>[  682.040778]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  682.040782] RIP: 0033:0x7f70a90d90f7
>[  682.040784] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  682.040788] RAX: ffffffffffffffda RBX: 000055e7ee4a4240 RCX: 00007f70a90d90f7
>[  682.040790] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[  682.040792] RBP: 00007ffd456b9940 R08: 000055e7ee4a4240 R09: 0000000000000004
>[  682.040794] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  682.040795] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ec7fbab0
>[  682.257217] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  682.257220] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  682.257222] CPU: 2 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  682.257224] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  682.257225] Call Trace:
>[  682.257232]  dump_stack+0x85/0xbf
>[  682.257236]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  682.257244]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  682.257254]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  682.257260]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  682.257264]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  682.257272]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  682.257275]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  682.257281]  ? mutex_trylock+0xcd/0xe0
>[  682.257287]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  682.257316]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  682.257338]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  682.257362]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  682.257385]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  682.257406]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  682.257427]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  682.257449]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  682.257461]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  682.257469]  drm_ioctl+0x2d5/0x370 [drm]
>[  682.257494]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  682.257501]  ? __pm_runtime_resume+0x54/0x90
>[  682.257509]  ? trace_hardirqs_on_caller+0xed/0x180
>[  682.257540]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  682.257548]  do_vfs_ioctl+0xa5/0x6e0
>[  682.257560]  SyS_ioctl+0x74/0x80
>[  682.257567]  do_syscall_64+0x79/0x220
>[  682.257572]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  682.257576] RIP: 0033:0x7f70a90d90f7
>[  682.257578] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  682.257583] RAX: ffffffffffffffda RBX: 000055e7ee4a4240 RCX: 00007f70a90d90f7
>[  682.257585] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[  682.257587] RBP: 00007ffd456b9940 R08: 000055e7ee4a4240 R09: 0000000000000004
>[  682.257589] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  682.257591] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ec7fbab0
>[  687.230664] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  687.230667] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  687.230669] CPU: 1 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  687.230671] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  687.230672] Call Trace:
>[  687.230679]  dump_stack+0x85/0xbf
>[  687.230683]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  687.230691]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  687.230700]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  687.230706]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  687.230710]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  687.230718]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  687.230721]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  687.230727]  ? mutex_trylock+0xcd/0xe0
>[  687.230733]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  687.230763]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  687.230785]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  687.230816]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  687.230851]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  687.230883]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  687.230909]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  687.230941]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  687.230955]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  687.230969]  drm_ioctl+0x2d5/0x370 [drm]
>[  687.230986]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  687.230991]  ? __pm_runtime_resume+0x54/0x90
>[  687.230996]  ? trace_hardirqs_on_caller+0xed/0x180
>[  687.231014]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  687.231019]  do_vfs_ioctl+0xa5/0x6e0
>[  687.231026]  SyS_ioctl+0x74/0x80
>[  687.231030]  do_syscall_64+0x79/0x220
>[  687.231034]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  687.231036] RIP: 0033:0x7f70a90d90f7
>[  687.231038] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  687.231040] RAX: ffffffffffffffda RBX: 000055e7ed0b7930 RCX: 00007f70a90d90f7
>[  687.231042] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[  687.231043] RBP: 00007ffd456b99b0 R08: 000055e7ed0b7930 R09: 0000000000000004
>[  687.231044] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  687.231045] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7ec505880
>[  687.376232] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  687.376236] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  687.376239] CPU: 1 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  687.376240] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  687.376241] Call Trace:
>[  687.376248]  dump_stack+0x85/0xbf
>[  687.376252]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  687.376260]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  687.376269]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  687.376276]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  687.376280]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  687.376288]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  687.376291]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  687.376297]  ? mutex_trylock+0xcd/0xe0
>[  687.376302]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  687.376331]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  687.376352]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  687.376376]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  687.376399]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  687.376420]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  687.376437]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  687.376458]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  687.376469]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  687.376478]  drm_ioctl+0x2d5/0x370 [drm]
>[  687.376496]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  687.376501]  ? __pm_runtime_resume+0x54/0x90
>[  687.376506]  ? trace_hardirqs_on_caller+0xed/0x180
>[  687.376525]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  687.376531]  do_vfs_ioctl+0xa5/0x6e0
>[  687.376538]  SyS_ioctl+0x74/0x80
>[  687.376543]  do_syscall_64+0x79/0x220
>[  687.376546]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  687.376548] RIP: 0033:0x7f70a90d90f7
>[  687.376550] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  687.376552] RAX: ffffffffffffffda RBX: 000055e7ed0b7930 RCX: 00007f70a90d90f7
>[  687.376554] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[  687.376555] RBP: 00007ffd456b99b0 R08: 000055e7ed0b7930 R09: 0000000000000004
>[  687.376557] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  687.376558] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7ec505880
>[  687.622518] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  687.622523] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  687.622526] CPU: 4 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  687.622529] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  687.622531] Call Trace:
>[  687.622539]  dump_stack+0x85/0xbf
>[  687.622545]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  687.622557]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  687.622573]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  687.622584]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  687.622590]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  687.622603]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  687.622608]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  687.622618]  ? mutex_trylock+0xcd/0xe0
>[  687.622627]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  687.622667]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  687.622702]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  687.622741]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  687.622777]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  687.622811]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  687.622837]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  687.622870]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  687.622886]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  687.622899]  drm_ioctl+0x2d5/0x370 [drm]
>[  687.622927]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  687.622933]  ? __pm_runtime_resume+0x54/0x90
>[  687.622941]  ? trace_hardirqs_on_caller+0xed/0x180
>[  687.622971]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  687.622979]  do_vfs_ioctl+0xa5/0x6e0
>[  687.622991]  SyS_ioctl+0x74/0x80
>[  687.622999]  do_syscall_64+0x79/0x220
>[  687.623003]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  687.623007] RIP: 0033:0x7f70a90d90f7
>[  687.623009] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  687.623013] RAX: ffffffffffffffda RBX: 000055e7edc42280 RCX: 00007f70a90d90f7
>[  687.623014] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[  687.623016] RBP: 00007ffd456b9940 R08: 000055e7edc42280 R09: 0000000000000004
>[  687.623018] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  687.623019] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ede71730
>[  687.966913] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  687.966918] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  687.966922] CPU: 1 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  687.966925] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  687.966927] Call Trace:
>[  687.966935]  dump_stack+0x85/0xbf
>[  687.966941]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  687.966952]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  687.966967]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  687.966976]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  687.966982]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  687.966995]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  687.966999]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  687.967008]  ? mutex_trylock+0xcd/0xe0
>[  687.967016]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  687.967052]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  687.967082]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  687.967117]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  687.967151]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  687.967182]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  687.967206]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  687.967237]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  687.967251]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  687.967263]  drm_ioctl+0x2d5/0x370 [drm]
>[  687.967288]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  687.967295]  ? __pm_runtime_resume+0x54/0x90
>[  687.967302]  ? trace_hardirqs_on_caller+0xed/0x180
>[  687.967329]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  687.967336]  do_vfs_ioctl+0xa5/0x6e0
>[  687.967347]  SyS_ioctl+0x74/0x80
>[  687.967354]  do_syscall_64+0x79/0x220
>[  687.967358]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  687.967361] RIP: 0033:0x7f70a90d90f7
>[  687.967364] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  687.967367] RAX: ffffffffffffffda RBX: 000055e7ee494af0 RCX: 00007f70a90d90f7
>[  687.967369] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[  687.967371] RBP: 00007ffd456b9940 R08: 000055e7ee494af0 R09: 0000000000000004
>[  687.967373] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  687.967375] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7edae7bc0
>[  691.956197] warn_alloc: 22 callbacks suppressed
>[  691.956213] Web Content: page allocation failure: order:0, mode:0x1000000(GFP_NOWAIT), nodemask=(null)
>[  691.956266] Web Content cpuset=/ mems_allowed=0
>[  691.956522] CPU: 6 PID: 4548 Comm: Web Content Not tainted 4.16.0-rc6-mm_thp #1
>[  691.956524] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  691.956526] Call Trace:
>[  691.956532]  dump_stack+0x85/0xbf
>[  691.956537]  warn_alloc+0xff/0x1a0
>[  691.956551]  __alloc_pages_slowpath+0x102c/0x1070
>[  691.956571]  __alloc_pages_nodemask+0x383/0x410
>[  691.956580]  new_slab+0x2f4/0x820
>[  691.956589]  ___slab_alloc+0x39a/0x5d0
>[  691.956596]  ? avc_alloc_node+0x20/0x290
>[  691.956603]  ? flex_array_get_ptr+0x5/0x20
>[  691.956606]  ? avtab_search_node+0xb1/0x100
>[  691.956611]  ? avc_alloc_node+0x20/0x290
>[  691.956614]  ? avc_alloc_node+0x20/0x290
>[  691.956616]  ? __slab_alloc+0x4c/0xa0
>[  691.956619]  __slab_alloc+0x4c/0xa0
>[  691.956625]  kmem_cache_alloc+0x24a/0x2f0
>[  691.956630]  avc_alloc_node+0x20/0x290
>[  691.956636]  avc_compute_av+0xff/0x2b0
>[  691.956643]  avc_has_perm_noaudit+0x16a/0x210
>[  691.956654]  cred_has_capability+0x77/0x120
>[  691.956659]  ? lock_acquire+0x13/0x200
>[  691.956664]  ? has_ns_capability_noaudit+0x5/0x150
>[  691.956671]  security_capable_noaudit+0x44/0x60
>[  691.956676]  has_ns_capability_noaudit+0x7c/0x150
>[  691.956681]  oom_badness+0x1da/0x250
>[  691.956687]  oom_evaluate_task+0xaf/0xe0
>[  691.956692]  out_of_memory+0x3e6/0x5c0
>[  691.956699]  __alloc_pages_slowpath+0xc49/0x1070
>[  691.956718]  __alloc_pages_nodemask+0x383/0x410
>[  691.956728]  filemap_fault+0x48a/0xa20
>[  691.956767]  ? __xfs_filemap_fault+0x73/0x2e0 [xfs]
>[  691.956798]  ? __xfs_filemap_fault+0x73/0x2e0 [xfs]
>[  691.956802]  ? down_read_nested+0x70/0xb0
>[  691.956830]  __xfs_filemap_fault+0x85/0x2e0 [xfs]
>[  691.956833]  ? __handle_mm_fault+0xf76/0x1230
>[  691.956840]  __do_fault+0x1f/0xdf
>[  691.956844]  __handle_mm_fault+0xd22/0x1230
>[  691.956858]  handle_mm_fault+0x198/0x3a0
>[  691.956864]  __do_page_fault+0x28c/0x530
>[  691.956874]  do_page_fault+0x32/0x290
>[  691.956879]  ? page_fault+0x2f/0x50
>[  691.956882]  page_fault+0x45/0x50
>[  691.956885] RIP: 81f22000:0x1
>[  691.956887] RSP: ad1b46e0:00007ffcad1b46d0 EFLAGS: 00000000
>[  691.956978] Mem-Info:
>[  691.956983] active_anon:7232961 inactive_anon:455462 isolated_anon:0
>                active_file:282 inactive_file:294 isolated_file:0
>                unevictable:121 dirty:1 writeback:1 unstable:0
>                slab_reclaimable:20906 slab_unreclaimable:40358
>                mapped:5955 shmem:5524 pagetables:67798 bounce:0
>                free:48269 free_pcp:972 free_cma:0
>[  691.956987] Node 0 active_anon:28931844kB inactive_anon:1821848kB active_file:1128kB inactive_file:1176kB unevictable:484kB isolated(anon):0kB isolated(file):0kB mapped:23820kB dirty:4kB writeback:4kB shmem:22096kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
>[  691.956989] Node 0 DMA free:15864kB min:32kB low:44kB high:56kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15988kB managed:15896kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
>[  691.956994] lowmem_reserve[]: 0 3322 30890 30890 30890
>[  691.957005] Node 0 DMA32 free:116988kB min:7264kB low:10664kB high:14064kB active_anon:3364200kB inactive_anon:936kB active_file:236kB inactive_file:4kB unevictable:0kB writepending:0kB present:3571144kB managed:3505396kB mlocked:0kB kernel_stack:0kB pagetables:20252kB bounce:0kB free_pcp:240kB local_pcp:32kB free_cma:0kB
>[  691.957011] lowmem_reserve[]: 0 0 27567 27567 27567
>[  691.957021] Node 0 Normal free:60224kB min:60280kB low:88508kB high:116736kB active_anon:25567352kB inactive_anon:1820912kB active_file:2240kB inactive_file:1680kB unevictable:484kB writepending:8kB present:29868032kB managed:28238344kB mlocked:484kB kernel_stack:24912kB pagetables:250940kB bounce:0kB free_pcp:3648kB local_pcp:492kB free_cma:0kB
>[  691.957027] lowmem_reserve[]: 0 0 0 0 0
>[  691.957037] Node 0 DMA: 2*4kB (U) 2*8kB (U) 0*16kB 1*32kB (U) 3*64kB (U) 2*128kB (U) 0*256kB 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15864kB
>[  691.957094] Node 0 DMA32: 39*4kB (UME) 300*8kB (UME) 168*16kB (UME) 78*32kB (UME) 45*64kB (UME) 41*128kB (UE) 11*256kB (UE) 6*512kB (UME) 1*1024kB (E) 4*2048kB (UME) 21*4096kB (UME) = 116988kB
>[  691.957133] Node 0 Normal: 323*4kB (UMEH) 1059*8kB (UMEH) 575*16kB (UMEH) 435*32kB (UMEH) 171*64kB (UMEH) 54*128kB (UEH) 14*256kB (UEH) 4*512kB (UM) 2*1024kB (M) 1*2048kB (U) 0*4096kB = 60468kB
>[  691.957172] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
>[  691.957174] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
>[  691.957176] 14465 total pagecache pages
>[  691.957187] 8378 pages in swap cache
>[  691.957189] Swap cache stats: add 16380140, delete 16383532, find 566449/1184123
>[  691.957191] Free swap  = 0kB
>[  691.957192] Total swap = 62494716kB
>[  691.957285] 8363791 pages RAM
>[  691.957287] 0 pages HighMem/MovableOnly
>[  691.957289] 423882 pages reserved
>[  691.957290] 0 pages cma reserved
>[  691.957292] 0 pages hwpoisoned
>[  691.957312] slab_out_of_memory: 22 callbacks suppressed
>[  691.957313] SLUB: Unable to allocate memory on node -1, gfp=0x1008000(GFP_NOWAIT|__GFP_ZERO)
>[  691.957316]   cache: page->ptl, object size: 72, buffer size: 72, default order: 0, min order: 0
>[  691.957332]   node 0: slabs: 1311, objs: 73416, free: 0
>[  691.957532] Web Content: page allocation failure: order:0, mode:0x1000000(GFP_NOWAIT), nodemask=(null)
>[  691.957535] Web Content cpuset=/ mems_allowed=0
>[  691.957542] CPU: 6 PID: 4548 Comm: Web Content Not tainted 4.16.0-rc6-mm_thp #1
>[  691.957544] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  691.957545] Call Trace:
>[  691.957550]  dump_stack+0x85/0xbf
>[  691.957554]  warn_alloc+0xff/0x1a0
>[  691.957569]  __alloc_pages_slowpath+0x102c/0x1070
>[  691.957590]  __alloc_pages_nodemask+0x383/0x410
>[  691.957600]  new_slab+0x2f4/0x820
>[  691.957610]  ___slab_alloc+0x39a/0x5d0
>[  691.957617]  ? avc_alloc_node+0x20/0x290
>[  691.957624]  ? flex_array_get_ptr+0x5/0x20
>[  691.957628]  ? avtab_search_node+0xb1/0x100
>[  691.957634]  ? avc_alloc_node+0x20/0x290
>[  691.957636]  ? avc_alloc_node+0x20/0x290
>[  691.957639]  ? __slab_alloc+0x4c/0xa0
>[  691.957642]  __slab_alloc+0x4c/0xa0
>[  691.957648]  kmem_cache_alloc+0x24a/0x2f0
>[  691.957654]  avc_alloc_node+0x20/0x290
>[  691.957661]  avc_compute_av+0xff/0x2b0
>[  691.957668]  avc_has_perm_noaudit+0x16a/0x210
>[  691.957680]  cred_has_capability+0x77/0x120
>[  691.957686]  ? lock_acquire+0x13/0x200
>[  691.957691]  ? has_ns_capability_noaudit+0x5/0x150
>[  691.957698]  security_capable_noaudit+0x44/0x60
>[  691.957703]  has_ns_capability_noaudit+0x7c/0x150
>[  691.957709]  oom_badness+0x1da/0x250
>[  691.957716]  oom_evaluate_task+0xaf/0xe0
>[  691.957721]  out_of_memory+0x3e6/0x5c0
>[  691.957728]  __alloc_pages_slowpath+0xc49/0x1070
>[  691.957749]  __alloc_pages_nodemask+0x383/0x410
>[  691.957759]  filemap_fault+0x48a/0xa20
>[  691.957789]  ? __xfs_filemap_fault+0x73/0x2e0 [xfs]
>[  691.957819]  ? __xfs_filemap_fault+0x73/0x2e0 [xfs]
>[  691.957823]  ? down_read_nested+0x70/0xb0
>[  691.957851]  __xfs_filemap_fault+0x85/0x2e0 [xfs]
>[  691.957855]  ? __handle_mm_fault+0xf76/0x1230
>[  691.957861]  __do_fault+0x1f/0xdf
>[  691.957865]  __handle_mm_fault+0xd22/0x1230
>[  691.957880]  handle_mm_fault+0x198/0x3a0
>[  691.957887]  __do_page_fault+0x28c/0x530
>[  691.957898]  do_page_fault+0x32/0x290
>[  691.957902]  ? page_fault+0x2f/0x50
>[  691.957905]  page_fault+0x45/0x50
>[  691.957908] RIP: 81f22000:0x1
>[  691.957910] RSP: ad1b46e0:00007ffcad1b46d0 EFLAGS: 00000000
>[  691.957926] SLUB: Unable to allocate memory on node -1, gfp=0x1008000(GFP_NOWAIT|__GFP_ZERO)
>[  691.957929]   cache: page->ptl, object size: 72, buffer size: 72, default order: 0, min order: 0
>[  691.957931]   node 0: slabs: 1311, objs: 73416, free: 0
>[  691.958054] Web Content: page allocation failure: order:0, mode:0x1000000(GFP_NOWAIT), nodemask=(null)
>[  691.958056] Web Content cpuset=/ mems_allowed=0
>[  691.958063] CPU: 6 PID: 4548 Comm: Web Content Not tainted 4.16.0-rc6-mm_thp #1
>[  691.958065] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  691.958067] Call Trace:
>[  691.958072]  dump_stack+0x85/0xbf
>[  691.958075]  warn_alloc+0xff/0x1a0
>[  691.958090]  __alloc_pages_slowpath+0x102c/0x1070
>[  691.958111]  __alloc_pages_nodemask+0x383/0x410
>[  691.958121]  new_slab+0x2f4/0x820
>[  691.958130]  ___slab_alloc+0x39a/0x5d0
>[  691.958137]  ? avc_alloc_node+0x20/0x290
>[  691.958143]  ? flex_array_get_ptr+0x5/0x20
>[  691.958146]  ? avtab_search_node+0xb1/0x100
>[  691.958151]  ? avc_alloc_node+0x20/0x290
>[  691.958154]  ? avc_alloc_node+0x20/0x290
>[  691.958157]  ? __slab_alloc+0x4c/0xa0
>[  691.958160]  __slab_alloc+0x4c/0xa0
>[  691.958166]  kmem_cache_alloc+0x24a/0x2f0
>[  691.958172]  avc_alloc_node+0x20/0x290
>[  691.958178]  avc_compute_av+0xff/0x2b0
>[  691.958186]  avc_has_perm_noaudit+0x16a/0x210
>[  691.958197]  cred_has_capability+0x77/0x120
>[  691.958202]  ? lock_acquire+0x13/0x200
>[  691.958206]  ? has_ns_capability_noaudit+0x5/0x150
>[  691.958213]  security_capable_noaudit+0x44/0x60
>[  691.958218]  has_ns_capability_noaudit+0x7c/0x150
>[  691.958224]  oom_badness+0x1da/0x250
>[  691.958230]  oom_evaluate_task+0xaf/0xe0
>[  691.958235]  out_of_memory+0x3e6/0x5c0
>[  691.958242]  __alloc_pages_slowpath+0xc49/0x1070
>[  691.958264]  __alloc_pages_nodemask+0x383/0x410
>[  691.958273]  filemap_fault+0x48a/0xa20
>[  691.958301]  ? __xfs_filemap_fault+0x73/0x2e0 [xfs]
>[  691.958331]  ? __xfs_filemap_fault+0x73/0x2e0 [xfs]
>[  691.958335]  ? down_read_nested+0x70/0xb0
>[  691.958363]  __xfs_filemap_fault+0x85/0x2e0 [xfs]
>[  691.958366]  ? __handle_mm_fault+0xf76/0x1230
>[  691.958373]  __do_fault+0x1f/0xdf
>[  691.958377]  __handle_mm_fault+0xd22/0x1230
>[  691.958392]  handle_mm_fault+0x198/0x3a0
>[  691.958399]  __do_page_fault+0x28c/0x530
>[  691.958409]  do_page_fault+0x32/0x290
>[  691.958413]  ? page_fault+0x2f/0x50
>[  691.958416]  page_fault+0x45/0x50
>[  691.958419] RIP: 81f22000:0x1
>[  691.958421] RSP: ad1b46e0:00007ffcad1b46d0 EFLAGS: 00000000
>[  691.958437] SLUB: Unable to allocate memory on node -1, gfp=0x1008000(GFP_NOWAIT|__GFP_ZERO)
>[  691.958439]   cache: page->ptl, object size: 72, buffer size: 72, default order: 0, min order: 0
>[  691.958441]   node 0: slabs: 1311, objs: 73416, free: 0
>[  691.958499] Web Content: page allocation failure: order:0, mode:0x1000000(GFP_NOWAIT), nodemask=(null)
>[  691.958501] Web Content cpuset=/ mems_allowed=0
>[  691.958508] CPU: 6 PID: 4548 Comm: Web Content Not tainted 4.16.0-rc6-mm_thp #1
>[  691.958510] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  691.958512] Call Trace:
>[  691.958516]  dump_stack+0x85/0xbf
>[  691.958519]  warn_alloc+0xff/0x1a0
>[  691.958534]  __alloc_pages_slowpath+0x102c/0x1070
>[  691.958555]  __alloc_pages_nodemask+0x383/0x410
>[  691.958565]  new_slab+0x2f4/0x820
>[  691.958574]  ___slab_alloc+0x39a/0x5d0
>[  691.958580]  ? avc_alloc_node+0x20/0x290
>[  691.958587]  ? flex_array_get_ptr+0x5/0x20
>[  691.958590]  ? avtab_search_node+0xb1/0x100
>[  691.958595]  ? avc_alloc_node+0x20/0x290
>[  691.958598]  ? avc_alloc_node+0x20/0x290
>[  691.958601]  ? __slab_alloc+0x4c/0xa0
>[  691.958603]  __slab_alloc+0x4c/0xa0
>[  691.958609]  kmem_cache_alloc+0x24a/0x2f0
>[  691.958616]  avc_alloc_node+0x20/0x290
>[  691.958622]  avc_compute_av+0xff/0x2b0
>[  691.958629]  avc_has_perm_noaudit+0x16a/0x210
>[  691.958641]  cred_has_capability+0x77/0x120
>[  691.958646]  ? lock_acquire+0x13/0x200
>[  691.958650]  ? has_ns_capability_noaudit+0x5/0x150
>[  691.958656]  security_capable_noaudit+0x44/0x60
>[  691.958662]  has_ns_capability_noaudit+0x7c/0x150
>[  691.958667]  oom_badness+0x1da/0x250
>[  691.958673]  oom_evaluate_task+0xaf/0xe0
>[  691.958678]  out_of_memory+0x3e6/0x5c0
>[  691.958685]  __alloc_pages_slowpath+0xc49/0x1070
>[  691.958706]  __alloc_pages_nodemask+0x383/0x410
>[  691.958716]  filemap_fault+0x48a/0xa20
>[  691.958742]  ? __xfs_filemap_fault+0x73/0x2e0 [xfs]
>[  691.958771]  ? __xfs_filemap_fault+0x73/0x2e0 [xfs]
>[  691.958775]  ? down_read_nested+0x70/0xb0
>[  691.958801]  __xfs_filemap_fault+0x85/0x2e0 [xfs]
>[  691.958804]  ? __handle_mm_fault+0xf76/0x1230
>[  691.958812]  __do_fault+0x1f/0xdf
>[  691.958816]  __handle_mm_fault+0xd22/0x1230
>[  691.958830]  handle_mm_fault+0x198/0x3a0
>[  691.958837]  __do_page_fault+0x28c/0x530
>[  691.958847]  do_page_fault+0x32/0x290
>[  691.958851]  ? page_fault+0x2f/0x50
>[  691.958854]  page_fault+0x45/0x50
>[  691.958857] RIP: 81f22000:0x1
>[  691.958859] RSP: ad1b46e0:00007ffcad1b46d0 EFLAGS: 00000000
>[  691.958874] SLUB: Unable to allocate memory on node -1, gfp=0x1008000(GFP_NOWAIT|__GFP_ZERO)
>[  691.958876]   cache: page->ptl, object size: 72, buffer size: 72, default order: 0, min order: 0
>[  691.958879]   node 0: slabs: 1311, objs: 73416, free: 0
>[  691.959682] Web Content invoked oom-killer: gfp_mask=0x14200ca(GFP_HIGHUSER_MOVABLE), nodemask=(null), order=0, oom_score_adj=0
>[  691.959730] Web Content cpuset=/ mems_allowed=0
>[  691.959973] CPU: 6 PID: 4548 Comm: Web Content Not tainted 4.16.0-rc6-mm_thp #1
>[  691.959975] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  691.959977] Call Trace:
>[  691.959981]  dump_stack+0x85/0xbf
>[  691.959985]  dump_header+0x6e/0x2f9
>[  691.959991]  ? trace_hardirqs_on_caller+0xed/0x180
>[  691.960000]  oom_kill_process+0x21c/0x4f0
>[  691.960007]  out_of_memory+0x2f7/0x5c0
>[  691.960014]  __alloc_pages_slowpath+0xc49/0x1070
>[  691.960036]  __alloc_pages_nodemask+0x383/0x410
>[  691.960046]  filemap_fault+0x48a/0xa20
>[  691.960074]  ? __xfs_filemap_fault+0x73/0x2e0 [xfs]
>[  691.960105]  ? __xfs_filemap_fault+0x73/0x2e0 [xfs]
>[  691.960110]  ? down_read_nested+0x70/0xb0
>[  691.960138]  __xfs_filemap_fault+0x85/0x2e0 [xfs]
>[  691.960141]  ? __handle_mm_fault+0xf76/0x1230
>[  691.960148]  __do_fault+0x1f/0xdf
>[  691.960152]  __handle_mm_fault+0xd22/0x1230
>[  691.960166]  handle_mm_fault+0x198/0x3a0
>[  691.960173]  __do_page_fault+0x28c/0x530
>[  691.960183]  do_page_fault+0x32/0x290
>[  691.960187]  ? page_fault+0x2f/0x50
>[  691.960190]  page_fault+0x45/0x50
>[  691.960193] RIP: 81f22000:0x1
>[  691.960195] RSP: ad1b46e0:00007ffcad1b46d0 EFLAGS: 00000000
>[  691.960212] Mem-Info:
>[  691.960217] active_anon:7232961 inactive_anon:455462 isolated_anon:0
>                active_file:282 inactive_file:114 isolated_file:0
>                unevictable:121 dirty:1 writeback:1 unstable:0
>                slab_reclaimable:20906 slab_unreclaimable:40358
>                mapped:5882 shmem:5524 pagetables:67798 bounce:0
>                free:48521 free_pcp:418 free_cma:0
>[  691.960221] Node 0 active_anon:28931844kB inactive_anon:1821848kB active_file:1128kB inactive_file:456kB unevictable:484kB isolated(anon):0kB isolated(file):0kB mapped:23528kB dirty:4kB writeback:4kB shmem:22096kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
>[  691.960223] Node 0 DMA free:15864kB min:32kB low:44kB high:56kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15988kB managed:15896kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
>[  691.960230] lowmem_reserve[]: 0 3322 30890 30890 30890
>[  691.960243] Node 0 DMA32 free:116988kB min:7264kB low:10664kB high:14064kB active_anon:3364200kB inactive_anon:936kB active_file:236kB inactive_file:4kB unevictable:0kB writepending:0kB present:3571144kB managed:3505396kB mlocked:0kB kernel_stack:0kB pagetables:20252kB bounce:0kB free_pcp:100kB local_pcp:32kB free_cma:0kB
>[  691.960249] lowmem_reserve[]: 0 0 27567 27567 27567
>[  691.960262] Node 0 Normal free:61232kB min:60280kB low:88508kB high:116736kB active_anon:25567352kB inactive_anon:1820912kB active_file:1708kB inactive_file:1680kB unevictable:484kB writepending:8kB present:29868032kB managed:28238344kB mlocked:484kB kernel_stack:24912kB pagetables:250940kB bounce:0kB free_pcp:1624kB local_pcp:488kB free_cma:0kB
>[  691.960268] lowmem_reserve[]: 0 0 0 0 0
>[  691.960281] Node 0 DMA: 2*4kB (U) 2*8kB (U) 0*16kB 1*32kB (U) 3*64kB (U) 2*128kB (U) 0*256kB 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15864kB
>[  691.960342] Node 0 DMA32: 40*4kB (UME) 299*8kB (UME) 167*16kB (UME) 77*32kB (UE) 44*64kB (UME) 41*128kB (UE) 12*256kB (UME) 6*512kB (UME) 1*1024kB (E) 4*2048kB (UME) 21*4096kB (UME) = 117128kB
>[  691.960390] Node 0 Normal: 796*4kB (UMEH) 1100*8kB (UMEH) 576*16kB (UMEH) 435*32kB (UMEH) 171*64kB (UMEH) 54*128kB (UEH) 14*256kB (UEH) 4*512kB (UM) 2*1024kB (M) 1*2048kB (U) 0*4096kB = 62704kB
>[  691.960438] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
>[  691.960440] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
>[  691.960442] 14319 total pagecache pages
>[  691.960453] 8378 pages in swap cache
>[  691.960455] Swap cache stats: add 16380140, delete 16383532, find 566449/1184123
>[  691.960457] Free swap  = 0kB
>[  691.960459] Total swap = 62494716kB
>[  691.960488] 8363791 pages RAM
>[  691.960490] 0 pages HighMem/MovableOnly
>[  691.960492] 423882 pages reserved
>[  691.960494] 0 pages cma reserved
>[  691.960496] 0 pages hwpoisoned
>[  691.960498] [ pid ]   uid  tgid total_vm      rss pgtables_bytes swapents oom_score_adj name
>[  691.960551] [  595]     0   595    51001       97   405504      192             0 systemd-journal
>[  691.960613] [  632]     0   632    25298        7   204800     1126         -1000 systemd-udevd
>[  691.960619] [  800]     0   800    25520       14    98304      471             0 lvmetad
>[  691.960625] [  874]     0   874    16049       23   139264       89         -1000 auditd
>[  691.960629] [  876]     0   876    21122        8    69632       41             0 audispd
>[  691.960634] [  884]     0   884     9652       12   118784       82             0 sedispatch
>[  691.960639] [  905]     0   905    10798        0   135168      126             0 bluetoothd
>[  691.960644] [  907]    81   907    20261      457   151552      172          -900 dbus-daemon
>[  691.960649] [  911]    70   911    18576       39   143360       68             0 avahi-daemon
>[  691.960653] [  912]     0   912     4343        0    81920      115             0 alsactl
>[  691.960658] [  913]     0   913    86495        6   368640     4872             0 firewalld
>[  691.960662] [  914]     0   914   132287      411   376832      315             0 udisksd
>[  691.960667] [  917]     0   917     3456        0    77824       50             0 rngd
>[  691.960671] [  918]    70   918    18544        1   126976       86             0 avahi-daemon
>[  691.960676] [  919]     0   919    70717        0   356352      267             0 sssd
>[  691.960680] [  922]     0   922    51276        0   163840      128             0 gssproxy
>[  691.960685] [  923]     0   923   104474      193   323584      316             0 ModemManager
>[  691.960689] [  925]     0   925     4327        2    69632       34             0 mcelog
>[  691.960694] [  929]     0   929     6507        6    94208      325             0 smartd
>[  691.960698] [  930]   172   930    46481        3   139264       76             0 rtkit-daemon
>[  691.960703] [  951]     0   951   116603        0   311296      401             0 abrtd
>[  691.960707] [  956]   997   956   168615      117   294912     1440             0 polkitd
>[  691.960712] [  960]   995   960    29460       28   131072       85             0 chronyd
>[  691.960716] [  971]     0   971    72556       81   368640      501             0 sssd_be
>[  691.960721] [  987]     0   987    70136      104   385024      251             0 sssd_nss
>[  691.960726] [  988]     0   988    19716       46   192512      522             0 systemd-logind
>[  691.960730] [  989]     0   989   105642        0   229376      344             0 accounts-daemon
>[  691.960735] [ 1002]     0  1002   200177      408   466944      481             0 NetworkManager
>[  691.960740] [ 1024]     0  1024    22276        0   200704      205         -1000 sshd
>[  691.960744] [ 1026]     0  1026   148263       30   675840     1784             0 php-fpm
>[  691.960749] [ 1028]     0  1028   440574      340   831488     5228             0 libvirtd
>[  691.960753] [ 1040]     0  1040   106016        0   233472      289             0 gdm
>[  691.960758] [ 1044]     0  1044    35865       21   106496      142             0 crond
>[  691.960762] [ 1053]     0  1053    10631        0   114688       53             0 atd
>[  691.960767] [ 1119]     0  1119    14256        1   118784      305             0 nginx
>[  691.960771] [ 1124]   984  1124    19101        0   147456      421             0 nginx
>[  691.960776] [ 1125]   984  1125    19101        0   147456      421             0 nginx
>[  691.960781] [ 1126]   984  1126    19101        6   151552      425             0 nginx
>[  691.960785] [ 1128]   984  1128    19101        0   147456      421             0 nginx
>[  691.960790] [ 1129]   984  1129    19101        0   147456      421             0 nginx
>[  691.960794] [ 1131]   984  1131    19101        0   147456      421             0 nginx
>[  691.960799] [ 1132]   984  1132    19101        0   147456      421             0 nginx
>[  691.960803] [ 1133]   984  1133    19101        0   147456      421             0 nginx
>[  691.960808] [ 1196]    27  1196   535768       27   622592    14921             0 mysqld
>[  691.960813] [ 1230]  1000  1230   151897        1   614400     1818             0 php-fpm
>[  691.960817] [ 1231]  1000  1231   151897        1   614400     1818             0 php-fpm
>[  691.960822] [ 1232]  1000  1232   151897        1   614400     1818             0 php-fpm
>[  691.960827] [ 1235]  1000  1235   151897        2   614400     1818             0 php-fpm
>[  691.960831] [ 1238]  1000  1238   151897        2   614400     1818             0 php-fpm
>[  691.960836] [ 1239]    48  1239   151897        1   614400     1818             0 php-fpm
>[  691.960840] [ 1240]    48  1240   151897        1   614400     1818             0 php-fpm
>[  691.960845] [ 1241]    48  1241   151897        1   614400     1818             0 php-fpm
>[  691.960849] [ 1242]    48  1242   151897        2   614400     1819             0 php-fpm
>[  691.960854] [ 1243]    48  1243   151897        2   614400     1818             0 php-fpm
>[  691.960859] [ 1315]     0  1315    98054        6   299008      475             0 gdm-session-wor
>[  691.960863] [ 1361]    42  1361    22366        6   212992      333             0 systemd
>[  691.960868] [ 1399]    42  1399    35818        1   249856     1081             0 (sd-pam)
>[  691.960873] [ 1421]    42  1421   105309        6   360448      323             0 gdm-wayland-ses
>[  691.960877] [ 1426]     0  1426    19834        7   200704      476             0 dhclient
>[  691.960882] [ 1428]    42  1428    18137        6   147456      238             0 dbus-daemon
>[  691.960887] [ 1440]    42  1440   166364        5   438272      598             0 gnome-session-b
>[  691.960891] [ 1486]    42  1486  1084778     3127  1568768    12500             0 gnome-shell
>[  691.960896] [ 1520]     0  1520   106836       44   258048      390             0 upowerd
>[  691.960900] [ 1601]    42  1601   351016        0   585728     2976             0 Xwayland
>[  691.960905] [ 1659]     0  1659    19834        6   196608      476             0 dhclient
>[  691.960909] [ 1666]    42  1666    88944        0   196608      206             0 at-spi-bus-laun
>[  691.960914] [ 1679]    42  1679    18027        6   143360      130             0 dbus-daemon
>[  691.960918] [ 1686]    42  1686    55769        0   208896      208             0 at-spi2-registr
>[  691.960922] [ 1715]     0  1715     4442        2    73728       54             0 sbis3plugin
>[  691.960926] [ 1716]     0  1716   172992      109   520192     1082             0 sbis3plugin
>[  691.960931] [ 1743]    42  1743   368507       36   401408      825             0 pulseaudio
>[  691.960935] [ 1878]    42  1878   122024        0   356352      425             0 xdg-permission-
>[  691.960940] [ 1883]    42  1883   118289       25   204800      621             0 ibus-daemon
>[  691.960944] [ 1886]    42  1886    96889        0   180224      189             0 ibus-dconf
>[  691.960949] [ 1889]    42  1889   276560        0   753664     2565             0 ibus-x11
>[  691.960953] [ 1891]    42  1891    96855        0   188416      181             0 ibus-portal
>[  691.960958] [ 1905]     0  1905   272724       76   921600      289             0 abrt-dump-journ
>[  691.960962] [ 1908]     0  1908   280916       82  1581056      283             0 abrt-dump-journ
>[  691.960967] [ 1916]     0  1916    12545       16   143360      133             0 wpa_supplicant
>[  691.960971] [ 1917]     0  1917   181829       49   724992    27201             0 packagekitd
>[  691.960976] [ 1922]    42  1922   297813        0   790528     2785             0 gsd-wacom
>[  691.960980] [ 1924]    42  1924   314186        0   770048     2713             0 gsd-xsettings
>[  691.960985] [ 1928]    42  1928   298742        0   786432     2617             0 gsd-a11y-keyboa
>[  691.960990] [ 1931]    42  1931   127618        0   401408      386             0 gsd-a11y-settin
>[  691.960995] [ 1932]    42  1932   276508        0   753664     2590             0 gsd-clipboard
>[  691.960999] [ 1934]    42  1934   338216      114   827392     2568             0 gsd-color
>[  691.961004] [ 1936]    42  1936   117669        0   442368      458             0 gsd-datetime
>[  691.961009] [ 1938]    42  1938   127535        6   393216      370             0 gsd-housekeepin
>[  691.961013] [ 1939]    42  1939   316652        0   790528     2628             0 gsd-keyboard
>[  691.961018] [ 1943]    42  1943   427837        0   892928     2775             0 gsd-media-keys
>[  691.961022] [ 1944]    42  1944   108574        6   372736      359             0 gsd-mouse
>[  691.961026] [ 1949]    42  1949   317779        0   811008     2716             0 gsd-power
>[  691.961030] [ 1950]    42  1950   118068        0   446464      457             0 gsd-print-notif
>[  691.961035] [ 1952]    42  1952   108578        6   380928      358             0 gsd-rfkill
>[  691.961039] [ 1954]    42  1954   127007        6   397312      369             0 gsd-screensaver
>[  691.961043] [ 1957]    42  1957   104125        0   221184      249             0 gsd-sharing
>[  691.961048] [ 1959]    42  1959   153281        0   462848      492             0 gsd-smartcard
>[  691.961052] [ 1962]    42  1962   138207        0   475136      470             0 gsd-sound
>[  691.961057] [ 1995]    42  1995    48036        6   143360      146             0 dconf-service
>[  691.961061] [ 2001]    42  2001    78438        0   184320      185             0 ibus-engine-sim
>[  691.961066] [ 2114]   991  2114   107697        0   266240      600             0 colord
>[  691.961070] [ 2148]     0  2148   104272        6   352256      691             0 gdm-session-wor
>[  691.961075] [ 2164]  1000  2164    22405        6   200704      351             0 systemd
>[  691.961080] [ 2169]  1000  2169    35852        1   249856     1105             0 (sd-pam)
>[  691.961084] [ 2179]  1000  2179   100202      148   200704     1544             0 gnome-keyring-d
>[  691.961089] [ 2190]  1000  2190   105309        6   356352      321             0 gdm-wayland-ses
>[  691.961093] [ 2192]  1000  2192    18395      295   139264      186             0 dbus-daemon
>[  691.961098] [ 2195]  1000  2195   166429        6   434176      671             0 gnome-session-b
>[  691.961102] [ 2244]  1000  2244   100214        6   200704      250             0 gvfsd
>[  691.961107] [ 2249]  1000  2249   105643        0   192512      230             0 gvfsd-fuse
>[  691.961111] [ 2278]  1000  2278  1233383    21042  1937408    20774             0 gnome-shell
>[  691.961115] [ 2338]  1000  2338   369804      197   765952     3980             0 Xwayland
>[  691.961120] [ 2356]  1000  2356    88945        6   188416      206             0 at-spi-bus-laun
>[  691.961124] [ 2361]  1000  2361    18059        6   135168      163             0 dbus-daemon
>[  691.961129] [ 2364]  1000  2364    55770        6   196608      210             0 at-spi2-registr
>[  691.961134] [ 2370]  1000  2370   442465      211   471040      794             0 pulseaudio
>[  691.961138] [ 2404]  1000  2404   122025        0   364544      426             0 xdg-permission-
>[  691.961143] [ 2408]  1000  2408 29608632        0  1011712     2167             0 gnome-shell-cal
>[  691.961147] [ 2410]  1000  2410   118337       24   200704      629             0 ibus-daemon
>[  691.961152] [ 2414]  1000  2414    96890        1   184320      205             0 ibus-dconf
>[  691.961156] [ 2416]  1000  2416   276558        0   765952     2572             0 ibus-x11
>[  691.961160] [ 2418]  1000  2418    96855        7   184320      178             0 ibus-portal
>[  691.961165] [ 2430]  1000  2430 25496871        0  1183744     4268             0 evolution-sourc
>[  691.961169] [ 2433]   992  2433   116620      182   327680     2074             0 geoclue
>[  691.961174] [ 2449]  1000  2449 25429308        0   860160    12240             0 goa-daemon
>[  691.961179] [ 2450]  1000  2450   145870      199   282624      227             0 gvfs-udisks2-vo
>[  691.961183] [ 2456]  1000  2456    96274        0   180224      228             0 gvfs-mtp-volume
>[  691.961188] [ 2464]  1000  2464   130413       52   413696      389             0 goa-identity-se
>[  691.961192] [ 2469]  1000  2469    99423        6   212992      288             0 gvfs-gphoto2-vo
>[  691.961197] [ 2480]  1000  2480   121974        0   229376      285             0 gvfs-afc-volume
>[  691.961201] [ 2485]  1000  2485    96383        0   180224      235             0 gvfs-goa-volume
>[  691.961206] [ 2488]  1000  2488    48102        6   139264      213             0 dconf-service
>[  691.961210] [ 2500]  1000  2500   127621        0   393216      394             0 gsd-mouse
>[  691.961215] [ 2502]  1000  2502   317786       51   815104     2647             0 gsd-power
>[  691.961219] [ 2503]  1000  2503   139075        6   471040      502             0 gsd-print-notif
>[  691.961224] [ 2504]  1000  2504   163910      119   405504      302             0 gsd-rfkill
>[  691.961228] [ 2506]  1000  2506   127007        6   389120      371             0 gsd-screensaver
>[  691.961233] [ 2509]  1000  2509   141058        0   253952      434             0 gsd-sharing
>[  691.961237] [ 2510]  1000  2510   297816        0   794624     2792             0 gsd-wacom
>[  691.961242] [ 2515]  1000  2515    77310        0   163840      179             0 gvfsd-metadata
>[  691.961247] [ 2518]  1000  2518   314188        0   786432     2674             0 gsd-xsettings
>[  691.961251] [ 2520]  1000  2520   138208        0   483328      483             0 gsd-sound
>[  691.961256] [ 2526]  1000  2526   153282        0   466944      495             0 gsd-smartcard
>[  691.961260] [ 2537]  1000  2537   298784        0   782336     2652             0 gsd-a11y-keyboa
>[  691.961265] [ 2538]  1000  2538   127619        0   401408      389             0 gsd-a11y-settin
>[  691.961269] [ 2540]  1000  2540   276464        0   761856     2572             0 gsd-clipboard
>[  691.961274] [ 2541]  1000  2541   356674      133   827392     2583             0 gsd-color
>[  691.961278] [ 2542]  1000  2542   136716        0   466944      487             0 gsd-datetime
>[  691.961283] [ 2543]  1000  2543   148232       35   438272      386             0 gsd-housekeepin
>[  691.961287] [ 2547]  1000  2547   316653        0   806912     2636             0 gsd-keyboard
>[  691.961292] [ 2548]  1000  2548   391021      307   880640     2485             0 gsd-media-keys
>[  691.961296] [ 2554]     0  2554    57744       14   262144      292             0 cupsd
>[  691.961301] [ 2608]  1000  2608 25484716        6  1204224    10968             0 evolution-calen
>[  691.961305] [ 2610]  1000  2610    78437        6   176128      202             0 ibus-engine-sim
>[  691.961310] [ 2710]  1000  2710   154396        0   466944      468             0 gsd-printer
>[  691.961315] [ 2721]  1000  2721 25488048        0  1110016    10930             0 evolution-calen
>[  691.961319] [ 2756]  1000  2756   142391        0   528384     3830             0 seapplet
>[  691.961324] [ 2762]  1000  2762   349908        0  1019904    18330             0 gnome-software
>[  691.961328] [ 2770]  1000  2770    69562      178   172032      118             0 gsd-disk-utilit
>[  691.961333] [ 2772]  1000  2772   357990        0   802816     1962             0 tracker-extract
>[  691.961337] [ 2780]  1000  2780   103703        0   303104      420             0 tracker-miner-a
>[  691.961342] [ 2785]  1000  2785   713042     8133  1875968    20703             0 sbis3plugin
>[  691.961346] [ 2790]  1000  2790 25501236        0  1105920     2889             0 evolution-alarm
>[  691.961351] [ 2792]  1000  2792   127639        0   364544      575             0 tracker-miner-f
>[  691.961355] [ 2796]  1000  2796   160989        6   524288     1342             0 abrt-applet
>[  691.961360] [ 2797]  1000  2797   190202      404   315392      752             0 tracker-store
>[  691.961365] [ 2844]  1000  2844 25583038        0  1216512    13630             0 evolution-calen
>[  691.961369] [ 2845]  1000  2845 25454426        6  1089536     2058             0 evolution-addre
>[  691.961374] [ 2859]  1000  2859 25497717        2  1036288     2122             0 evolution-addre
>[  691.961378] [ 2889]     0  2889    90699       96   307200      338          -900 abrt-dbus
>[  691.961383] [ 2898]  1000  2898 25506490        0  1114112    10945             0 evolution-calen
>[  691.961388] [ 2943]  1000  2943 29673910        2  1179648    11012             0 evolution-calen
>[  691.961392] [ 3002]  1000  3002   148427      352   512000     1993             0 sbis3plugin
>[  691.961397] [ 3031]     0  3031   158973       71   516096      957             0 fwupd
>[  691.961401] [ 3060]  1000  3060   131191       79   425984      979             0 sbis3plugin
>[  691.961406] [ 3083]  1000  3083   194613      467   708608     1464             0 sbis3plugin
>[  691.961410] [ 3205]  1000  3205   154225       53   458752     1013             0 sbis3plugin
>[  691.961415] [ 3235]  1000  3235   152622       75   421888      879             0 sbis3plugin
>[  691.961419] [ 3270]  1000  3270   160964       85   618496     1218             0 sbis3plugin
>[  691.961424] [ 3295]  1000  3295   127068       84   385024      980             0 sbis3plugin
>[  691.961429] [ 3313]  1000  3313   138939      144   421888     1314             0 sbis3plugin
>[  691.961433] [ 3349]  1000  3349   642359        0   700416     3640             0 gnome-documents
>[  691.961438] [ 3355]  1000  3355   179242        0   626688     1491             0 nautilus
>[  691.961442] [ 3365]  1000  3365   178609     5585   565248     1338             0 gnome-terminal-
>[  691.961447] [ 3410]  1000  3410   119215        0   225280      303             0 gvfsd-trash
>[  691.961452] [ 3450]  1000  3450    21899        0   155648      171             0 obexd
>[  691.961456] [ 3602]  1000  3602   146490       82   528384     1224             0 sbis3plugin
>[  691.961461] [ 3628]  1000  3628   181534      233   700416     1571             0 sbis3plugin
>[  691.961465] [ 3668]  1000  3668    33067        2    90112      522             0 bash
>[  691.961469] [ 3705]  1000  3705   157828      124   569344     1207             0 sbis3plugin
>[  691.961483] [ 3768]  1000  3768    34961      538    94208       35             0 htop
>[  691.961488] [ 3775]  1000  3775    33067        3    86016      531             0 bash
>[  691.961492] [ 3820]  1000  3820   457748     7510  1310720    13854             0 virt-manager
>[  691.961497] [ 3882]  1000  3882    33067      131    86016      396             0 bash
>[  691.961501] [ 3926]  1000  3926    33067        2    90112      523             0 bash
>[  691.961506] [ 3962]  1000  3962    63863        0   294912      204             0 su
>[  691.961510] [ 3972]     0  3972    33590        0    94208      550             0 bash
>[  691.961515] [ 4032]     0  4032    83451        0   319488      331          -900 virtlogd
>[  691.961520] [ 4046]   107  4046   801179    62719  5984256   540158             0 qemu-system-x86
>[  691.961525] [ 4048]     0  4048    16036       31   172032      117             0 systemd-machine
>[  691.961529] [ 4162]  1000  4162    33067        2    81920      522             0 bash
>[  691.961534] [ 4285]  1000  4285   862073    87669  3735552   143155             0 firefox
>[  691.961539] [ 4436]  1000  4436   474094       46  1245184    20646             0 Web Content
>[  691.961544] [ 4469]  1000  4469   452484      447  1048576     7640             0 file:// Content
>[  691.961548] [ 4525]  1000  4525   472744      849  1212416    20175             0 Web Content
>[  691.961552] [ 4548]  1000  4548   468014      472  1171456    16421             0 Web Content
>[  691.961557] [ 4585]  1000  4585 22471078  7472289 177532928 14418443             0 Web Content
>[  691.961561] [ 4618]     0  4618    36368       17   307200      265             0 sshd
>[  691.961566] [ 4637]     0  4637    19797       12   196608      299             0 systemd
>[  691.961571] [ 4650]     0  4650    72718       12   266240     1121             0 (sd-pam)
>[  691.961575] [ 4668]     0  4668    36419       99   290816      232             0 sshd
>[  691.961580] [ 4674]     0  4674    33591        2    90112      531             0 bash
>[  691.961585] [ 4710]  1000  4710    47154       28   188416      109             0 gconfd-2
>[  691.961589] [ 4765]     0  4765    34587      339    94208       25             0 htop
>[  691.961596] [ 4849]     0  4849    69781      121   380928      294             0 sssd_kcm
>[  691.961601] [ 4850]     0  4850    70462       36   368640      266             0 sssd_secrets
>[  691.961604] Out of memory: Kill process 4585 (Web Content) score 930 or sacrifice child
>[  691.962257] Killed process 4585 (Web Content) total-vm:89884312kB, anon-rss:29889180kB, file-rss:0kB, shmem-rss:0kB
>[  694.534345] StreamTrans #48 (4846) used greatest stack depth: 9848 bytes left
>[  708.018741] oom_reaper: reaped process 4585 (Web Content), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB
>[  734.734754] sysrq: SysRq : Show Blocked State
>[  734.734772]   task                        PC stack   pid father
>[  734.734975] tracker-store   D10696  2797   2164 0x00000000
>[  734.734982] Call Trace:
>[  734.734992]  ? __schedule+0x2ed/0xba0
>[  734.735000]  schedule+0x2f/0x90
>[  734.735004]  io_schedule+0x12/0x40
>[  734.735008]  generic_file_read_iter+0x39e/0xdb0
>[  734.735018]  ? page_cache_tree_insert+0x130/0x130
>[  734.735057]  xfs_file_buffered_aio_read+0x65/0x1a0 [xfs]
>[  734.735086]  xfs_file_read_iter+0x64/0xc0 [xfs]
>[  734.735092]  __vfs_read+0x102/0x170
>[  734.735102]  vfs_read+0x9e/0x150
>[  734.735106]  SyS_pread64+0x93/0xb0
>[  734.735110]  ? trace_hardirqs_off_thunk+0x1a/0x1c
>[  734.735115]  do_syscall_64+0x79/0x220
>[  734.735120]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  734.735123] RIP: 0033:0x7f8681df9873
>[  734.735125] RSP: 002b:00007ffca5075a40 EFLAGS: 00000293 ORIG_RAX: 0000000000000011
>[  734.735128] RAX: ffffffffffffffda RBX: 0000000000001000 RCX: 00007f8681df9873
>[  734.735130] RDX: 0000000000001000 RSI: 0000561a11da59f8 RDI: 0000000000000008
>[  734.735132] RBP: 0000000000001000 R08: 0000561a11da59f8 R09: 000000e000004fe2
>[  734.735134] R10: 00000000744c0000 R11: 0000000000000293 R12: 0000000000000000
>[  734.735136] R13: 0000561a11da59f8 R14: 00000000744c0000 R15: 0000561a11bc3580
>[  734.735244] kworker/4:2     D14344  4930      2 0x80000000
>[  734.735267] Workqueue: events async_pf_execute [kvm]
>[  734.735269] Call Trace:
>[  734.735275]  ? __schedule+0x2ed/0xba0
>[  734.735283]  schedule+0x2f/0x90
>[  734.735286]  io_schedule+0x12/0x40
>[  734.735289]  __lock_page_or_retry+0x2ec/0x360
>[  734.735295]  ? page_cache_tree_insert+0x130/0x130
>[  734.735301]  do_swap_page+0x80e/0xa00
>[  734.735309]  __handle_mm_fault+0x7e3/0x1230
>[  734.735327]  handle_mm_fault+0x198/0x3a0
>[  734.735337]  __get_user_pages+0x1d0/0x790
>[  734.735351]  get_user_pages_remote+0x13a/0x200
>[  734.735375]  async_pf_execute+0x93/0x280 [kvm]
>[  734.735390]  process_one_work+0x266/0x6b0
>[  734.735405]  worker_thread+0x3a/0x390
>[  734.735414]  ? process_one_work+0x6b0/0x6b0
>[  734.735418]  kthread+0x121/0x140
>[  734.735423]  ? kthread_create_worker_on_cpu+0x70/0x70
>[  734.735430]  ret_from_fork+0x3a/0x50
>[  759.658442] sysrq: SysRq : Show Blocked State
>[  759.658451]   task                        PC stack   pid father
>[  759.658653] tracker-store   D10696  2797   2164 0x00000000
>[  759.658659] Call Trace:
>[  759.658669]  ? __schedule+0x2ed/0xba0
>[  759.658676]  schedule+0x2f/0x90
>[  759.658680]  io_schedule+0x12/0x40
>[  759.658684]  generic_file_read_iter+0x39e/0xdb0
>[  759.658693]  ? page_cache_tree_insert+0x130/0x130
>[  759.658732]  xfs_file_buffered_aio_read+0x65/0x1a0 [xfs]
>[  759.658760]  xfs_file_read_iter+0x64/0xc0 [xfs]
>[  759.658765]  __vfs_read+0x102/0x170
>[  759.658774]  vfs_read+0x9e/0x150
>[  759.658778]  SyS_pread64+0x93/0xb0
>[  759.658782]  ? trace_hardirqs_off_thunk+0x1a/0x1c
>[  759.658787]  do_syscall_64+0x79/0x220
>[  759.658791]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  759.658794] RIP: 0033:0x7f8681df9873
>[  759.658796] RSP: 002b:00007ffca5075a40 EFLAGS: 00000293 ORIG_RAX: 0000000000000011
>[  759.658799] RAX: ffffffffffffffda RBX: 0000000000001000 RCX: 00007f8681df9873
>[  759.658801] RDX: 0000000000001000 RSI: 0000561a11d90448 RDI: 0000000000000008
>[  759.658803] RBP: 0000000000001000 R08: 0000561a11d90448 R09: 000000e000003fd3
>[  759.658805] R10: 00000000726a3000 R11: 0000000000000293 R12: 0000000000000000
>[  759.658806] R13: 0000561a11d90448 R14: 00000000726a3000 R15: 0000561a11bc3580
>[  759.658891] worker          D10472  4922      1 0x00000000
>[  759.658897] Call Trace:
>[  759.658902]  ? __schedule+0x2ed/0xba0
>[  759.658908]  ? wait_for_completion_io+0x112/0x1a0
>[  759.658912]  schedule+0x2f/0x90
>[  759.658915]  schedule_timeout+0x23d/0x540
>[  759.658923]  ? wait_for_completion_io+0x132/0x1a0
>[  759.658928]  ? wait_for_completion_io+0x112/0x1a0
>[  759.658931]  io_schedule_timeout+0x19/0x40
>[  759.658934]  wait_for_completion_io+0x13a/0x1a0
>[  759.658938]  ? wake_up_q+0x70/0x70
>[  759.658944]  submit_bio_wait+0x5f/0x90
>[  759.658950]  ? wait_for_completion_io+0x49/0x1a0
>[  759.658954]  blkdev_issue_flush+0x7f/0xb0
>[  759.658979]  xfs_file_fsync+0x22b/0x2b0 [xfs]
>[  759.658988]  do_fsync+0x38/0x60
>[  759.658992]  SyS_fdatasync+0xf/0x20
>[  759.658995]  do_syscall_64+0x79/0x220
>[  759.658999]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  759.659001] RIP: 0033:0x7fb2183c3dec
>[  759.659003] RSP: 002b:00007fb20976d8e0 EFLAGS: 00000293 ORIG_RAX: 000000000000004b
>[  759.659006] RAX: ffffffffffffffda RBX: 00007fb1fc0bcd30 RCX: 00007fb2183c3dec
>[  759.659008] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000011
>[  759.659009] RBP: 000055751635ffa0 R08: 0000000000000000 R09: 00000000ffffffff
>[  759.659011] R10: 00007fb20976d900 R11: 0000000000000293 R12: 00007fb1fc0b9130
>[  759.659013] R13: 0000557516327a08 R14: 0000557516327990 R15: 00007fffe989d2d0
>[  794.085961] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  794.085965] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  794.085969] CPU: 7 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  794.085971] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  794.085973] Call Trace:
>[  794.085981]  dump_stack+0x85/0xbf
>[  794.085987]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  794.085998]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  794.086012]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  794.086022]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  794.086028]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  794.086041]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  794.086046]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  794.086065]  ? mutex_trylock+0xcd/0xe0
>[  794.086074]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  794.086121]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  794.086154]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  794.086163]  ? __lock_acquire+0x2d4/0x1340
>[  794.086195]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  794.086232]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  794.086266]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  794.086293]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  794.086326]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  794.086342]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  794.086355]  drm_ioctl+0x2d5/0x370 [drm]
>[  794.086382]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  794.086389]  ? __pm_runtime_resume+0x54/0x90
>[  794.086396]  ? trace_hardirqs_on_caller+0xed/0x180
>[  794.086426]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  794.086434]  do_vfs_ioctl+0xa5/0x6e0
>[  794.086445]  SyS_ioctl+0x74/0x80
>[  794.086453]  do_syscall_64+0x79/0x220
>[  794.086458]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  794.086461] RIP: 0033:0x7f70a90d90f7
>[  794.086463] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  794.086468] RAX: ffffffffffffffda RBX: 000055e7ee4a43a0 RCX: 00007f70a90d90f7
>[  794.086470] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[  794.086472] RBP: 00007ffd456b9940 R08: 000055e7ee4a43a0 R09: 00007f70a939dc50
>[  794.086474] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[  794.086476] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7edaa5500
>[  796.148153] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  796.148157] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  796.148159] CPU: 7 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  796.148161] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  796.148162] Call Trace:
>[  796.148169]  dump_stack+0x85/0xbf
>[  796.148174]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  796.148182]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  796.148191]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  796.148197]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  796.148201]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  796.148209]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  796.148213]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  796.148218]  ? mutex_trylock+0xcd/0xe0
>[  796.148223]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  796.148253]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  796.148274]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  796.148298]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  796.148321]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  796.148342]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  796.148359]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  796.148379]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  796.148391]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  796.148399]  drm_ioctl+0x2d5/0x370 [drm]
>[  796.148415]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  796.148420]  ? __pm_runtime_resume+0x54/0x90
>[  796.148425]  ? trace_hardirqs_on_caller+0xed/0x180
>[  796.148444]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  796.148449]  do_vfs_ioctl+0xa5/0x6e0
>[  796.148456]  SyS_ioctl+0x74/0x80
>[  796.148461]  do_syscall_64+0x79/0x220
>[  796.148464]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  796.148467] RIP: 0033:0x7f70a90d90f7
>[  796.148469] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  796.148471] RAX: ffffffffffffffda RBX: 000055e7ef0f7c00 RCX: 00007f70a90d90f7
>[  796.148472] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[  796.148474] RBP: 00007ffd456b9940 R08: 000055e7ef0f7c00 R09: 0000000000000004
>[  796.148475] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  796.148476] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ee4c8030
>[  796.625640] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[  796.625644] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[  796.625646] CPU: 1 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[  796.625648] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[  796.625649] Call Trace:
>[  796.625656]  dump_stack+0x85/0xbf
>[  796.625662]  swiotlb_alloc_coherent+0x1be/0x1d0
>[  796.625672]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[  796.625681]  ttm_dma_populate+0x25e/0x350 [ttm]
>[  796.625688]  ttm_tt_bind+0x2c/0x60 [ttm]
>[  796.625692]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[  796.625700]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[  796.625703]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[  796.625709]  ? mutex_trylock+0xcd/0xe0
>[  796.625714]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[  796.625745]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[  796.625766]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[  796.625790]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[  796.625813]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[  796.625835]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  796.625852]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[  796.625873]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  796.625884]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[  796.625892]  drm_ioctl+0x2d5/0x370 [drm]
>[  796.625909]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[  796.625914]  ? __pm_runtime_resume+0x54/0x90
>[  796.625919]  ? trace_hardirqs_on_caller+0xed/0x180
>[  796.625937]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[  796.625942]  do_vfs_ioctl+0xa5/0x6e0
>[  796.625949]  SyS_ioctl+0x74/0x80
>[  796.625954]  do_syscall_64+0x79/0x220
>[  796.625958]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[  796.625960] RIP: 0033:0x7f70a90d90f7
>[  796.625962] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[  796.625964] RAX: ffffffffffffffda RBX: 000055e7ee138df0 RCX: 00007f70a90d90f7
>[  796.625965] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[  796.625967] RBP: 00007ffd456b9940 R08: 000055e7ee138df0 R09: 0000000000000004
>[  796.625968] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[  796.625969] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ee4cd000
>[ 1017.277468] kworker/dying (145) used greatest stack depth: 9480 bytes left
>[ 1079.249492] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1079.249495] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1079.249498] CPU: 5 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1079.249499] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1079.249500] Call Trace:
>[ 1079.249507]  dump_stack+0x85/0xbf
>[ 1079.249512]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1079.249521]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1079.249530]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1079.249537]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1079.249541]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1079.249550]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1079.249553]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1079.249559]  ? mutex_trylock+0xcd/0xe0
>[ 1079.249565]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1079.249601]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1079.249623]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1079.249629]  ? __lock_acquire+0x2d4/0x1340
>[ 1079.249657]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1079.249695]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1079.249729]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1079.249756]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1079.249789]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1079.249806]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1079.249819]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1079.249838]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1079.249843]  ? __pm_runtime_resume+0x54/0x90
>[ 1079.249848]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1079.249866]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1079.249871]  do_vfs_ioctl+0xa5/0x6e0
>[ 1079.249878]  SyS_ioctl+0x74/0x80
>[ 1079.249883]  do_syscall_64+0x79/0x220
>[ 1079.249886]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1079.249889] RIP: 0033:0x7f70a90d90f7
>[ 1079.249890] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1079.249893] RAX: ffffffffffffffda RBX: 000055e7ef1588d0 RCX: 00007f70a90d90f7
>[ 1079.249894] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1079.249896] RBP: 00007ffd456b99b0 R08: 000055e7ef1588d0 R09: 00007f70a939dc50
>[ 1079.249897] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[ 1079.249898] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7ede0b5a0
>[ 1281.554593] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1281.554597] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1281.554600] CPU: 3 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1281.554601] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1281.554602] Call Trace:
>[ 1281.554609]  dump_stack+0x85/0xbf
>[ 1281.554613]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1281.554621]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1281.554630]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1281.554636]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1281.554640]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1281.554648]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1281.554651]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1281.554658]  ? mutex_trylock+0xcd/0xe0
>[ 1281.554663]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1281.554696]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1281.554717]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1281.554723]  ? __lock_acquire+0x2d4/0x1340
>[ 1281.554744]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1281.554767]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1281.554794]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1281.554812]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1281.554833]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1281.554845]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1281.554853]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1281.554870]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1281.554874]  ? __pm_runtime_resume+0x54/0x90
>[ 1281.554879]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1281.554897]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1281.554903]  do_vfs_ioctl+0xa5/0x6e0
>[ 1281.554909]  SyS_ioctl+0x74/0x80
>[ 1281.554914]  do_syscall_64+0x79/0x220
>[ 1281.554918]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1281.554920] RIP: 0033:0x7f70a90d90f7
>[ 1281.554922] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1281.554924] RAX: ffffffffffffffda RBX: 000055e7ebd70190 RCX: 00007f70a90d90f7
>[ 1281.554926] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1281.554927] RBP: 00007ffd456b99b0 R08: 000055e7ebd70190 R09: 00007f70a939dc50
>[ 1281.554928] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[ 1281.554929] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7ed7e7310
>[ 1283.947159] sysrq: SysRq : Show Blocked State
>[ 1283.947167]   task                        PC stack   pid father
>[ 1283.947185] kswapd0         D11064    78      2 0x80000000
>[ 1283.947200] Call Trace:
>[ 1283.947208]  ? __schedule+0x2ed/0xba0
>[ 1283.947215]  schedule+0x2f/0x90
>[ 1283.947217]  io_schedule+0x12/0x40
>[ 1283.947221]  get_request+0x38a/0xc50
>[ 1283.947228]  ? finish_wait+0x80/0x80
>[ 1283.947233]  blk_queue_bio+0x1ab/0x730
>[ 1283.947237]  ? generic_make_request+0xfd/0x3f0
>[ 1283.947239]  generic_make_request+0x12f/0x3f0
>[ 1283.947246]  ? submit_bio+0x6c/0x140
>[ 1283.947247]  submit_bio+0x6c/0x140
>[ 1283.947250]  ? get_swap_bio+0xcf/0x120
>[ 1283.947253]  __swap_writepage+0x13b/0x480
>[ 1283.947258]  ? __frontswap_store+0xdc/0x120
>[ 1283.947263]  pageout.isra.52+0x148/0x490
>[ 1283.947271]  shrink_page_list+0xbbe/0xf20
>[ 1283.947280]  shrink_inactive_list+0x2ea/0x7b0
>[ 1283.947288]  shrink_node_memcg+0x36c/0x780
>[ 1283.947300]  ? shrink_node+0x140/0x360
>[ 1283.947302]  shrink_node+0x140/0x360
>[ 1283.947308]  kswapd+0x2e3/0x8f0
>[ 1283.947316]  ? mem_cgroup_shrink_node+0x320/0x320
>[ 1283.947319]  kthread+0x121/0x140
>[ 1283.947321]  ? kthread_create_worker_on_cpu+0x70/0x70
>[ 1283.947325]  ret_from_fork+0x3a/0x50
>[ 1283.947337] kworker/u16:2   D10552   143      2 0x80000000
>[ 1283.947357] Workqueue: events_unbound commit_work [drm_kms_helper]
>[ 1283.947360] Call Trace:
>[ 1283.947364]  ? __schedule+0x2ed/0xba0
>[ 1283.947368]  ? _raw_spin_unlock_irqrestore+0x32/0x60
>[ 1283.947372]  schedule+0x2f/0x90
>[ 1283.947374]  schedule_timeout+0x1e4/0x540
>[ 1283.947378]  ? __next_timer_interrupt+0xc0/0xc0
>[ 1283.947382]  ? _raw_spin_unlock_irq+0x29/0x40
>[ 1283.947386]  ? wait_for_completion_timeout+0x11f/0x1b0
>[ 1283.947388]  wait_for_completion_timeout+0x147/0x1b0
>[ 1283.947391]  ? wake_up_q+0x70/0x70
>[ 1283.947398]  drm_atomic_helper_wait_for_flip_done+0x71/0xa0 [drm_kms_helper]
>[ 1283.947437]  amdgpu_dm_atomic_commit_tail+0x872/0xdc0 [amdgpu]
>[ 1283.947442]  ? wait_for_completion_timeout+0x76/0x1b0
>[ 1283.947453]  commit_tail+0x3d/0x70 [drm_kms_helper]
>[ 1283.947456]  process_one_work+0x266/0x6b0
>[ 1283.947463]  worker_thread+0x3a/0x390
>[ 1283.947466]  ? process_one_work+0x6b0/0x6b0
>[ 1283.947469]  kthread+0x121/0x140
>[ 1283.947471]  ? kthread_create_worker_on_cpu+0x70/0x70
>[ 1283.947474]  ret_from_fork+0x3a/0x50
>[ 1283.947670] tracker-store   D10696  2797   2164 0x00000000
>[ 1283.947674] Call Trace:
>[ 1283.947678]  ? __schedule+0x2ed/0xba0
>[ 1283.947684]  schedule+0x2f/0x90
>[ 1283.947686]  io_schedule+0x12/0x40
>[ 1283.947689]  __lock_page_or_retry+0x1d7/0x360
>[ 1283.947694]  ? page_cache_tree_insert+0x130/0x130
>[ 1283.947698]  do_swap_page+0x80e/0xa00
>[ 1283.947704]  __handle_mm_fault+0x7e3/0x1230
>[ 1283.947712]  handle_mm_fault+0x198/0x3a0
>[ 1283.947717]  __do_page_fault+0x28c/0x530
>[ 1283.947723]  do_page_fault+0x32/0x290
>[ 1283.947725]  ? page_fault+0x2f/0x50
>[ 1283.947727]  page_fault+0x45/0x50
>[ 1283.947730] RIP: 0000:0x833f7
>[ 1283.947731] RSP: 11bc3408:00000000000833f7 EFLAGS: 7ffca5075b20
>[ 1283.947786] kworker/4:1     D13896  4821      2 0x80000000
>[ 1283.947814] Workqueue: events async_pf_execute [kvm]
>[ 1283.947832] Call Trace:
>[ 1283.947836]  ? __schedule+0x2f5/0xba0
>[ 1283.947844]  ? __lock_acquire+0x2d4/0x1340
>[ 1283.947857]  ? __lock_acquire+0x2d4/0x1340
>[ 1283.947867]  ? __lock_is_held+0x59/0xa0
>[ 1283.947872]  ? update_load_avg+0x5a7/0x740
>[ 1283.947874]  ? __lock_is_held+0x59/0xa0
>[ 1283.947879]  ? set_next_entity+0x90/0x280
>[ 1283.947883]  ? __schedule+0x2b7/0xba0
>[ 1283.947888]  ? __schedule+0x2ed/0xba0
>[ 1283.947894]  ? schedule+0x2f/0x90
>[ 1283.947896]  ? worker_thread+0xc4/0x390
>[ 1283.947900]  ? process_one_work+0x6b0/0x6b0
>[ 1283.947902]  ? kthread+0x121/0x140
>[ 1283.947904]  ? kthread_create_worker_on_cpu+0x70/0x70
>[ 1283.947907]  ? ret_from_fork+0x3a/0x50
>[ 1283.947924] JS Helper       D11304  5385   5326 0x00000000
>[ 1283.947928] Call Trace:
>[ 1283.947932]  ? __schedule+0x2ed/0xba0
>[ 1283.947937]  schedule+0x2f/0x90
>[ 1283.947939]  io_schedule+0x12/0x40
>[ 1283.947942]  __lock_page_or_retry+0x1d7/0x360
>[ 1283.947946]  ? page_cache_tree_insert+0x130/0x130
>[ 1283.947951]  do_swap_page+0x80e/0xa00
>[ 1283.947957]  __handle_mm_fault+0x7e3/0x1230
>[ 1283.947965]  handle_mm_fault+0x198/0x3a0
>[ 1283.947969]  __do_page_fault+0x28c/0x530
>[ 1283.947975]  do_page_fault+0x32/0x290
>[ 1283.947978]  ? page_fault+0x2f/0x50
>[ 1283.947980]  page_fault+0x45/0x50
>[ 1283.947982] RIP: 3c905ac0:0x7f1142608b58
>[ 1283.947983] RSP: 39af75a0:00007f1139af75f0 EFLAGS: 7f113c915000
>[ 1283.948019] Web Content     D11704  5641   5374 0x00000104
>[ 1283.948023] Call Trace:
>[ 1283.948027]  ? __schedule+0x2ed/0xba0
>[ 1283.948031]  ? _raw_spin_unlock_irqrestore+0x32/0x60
>[ 1283.948035]  schedule+0x2f/0x90
>[ 1283.948037]  schedule_timeout+0x1e4/0x540
>[ 1283.948039]  ? prepare_to_wait+0x28/0xb0
>[ 1283.948044]  ? __next_timer_interrupt+0xc0/0xc0
>[ 1283.948050]  io_schedule_timeout+0x19/0x40
>[ 1283.948054]  wait_iff_congested+0x1c3/0x240
>[ 1283.948057]  ? finish_wait+0x80/0x80
>[ 1283.948062]  shrink_inactive_list+0x740/0x7b0
>[ 1283.948071]  shrink_node_memcg+0x36c/0x780
>[ 1283.948084]  ? shrink_node+0x140/0x360
>[ 1283.948087]  shrink_node+0x140/0x360
>[ 1283.948093]  do_try_to_free_pages+0xca/0x350
>[ 1283.948098]  try_to_free_pages+0x140/0x350
>[ 1283.948105]  __alloc_pages_slowpath+0x43c/0x1070
>[ 1283.948117]  __alloc_pages_nodemask+0x383/0x410
>[ 1283.948123]  alloc_pages_vma+0x7c/0x200
>[ 1283.948127]  __handle_mm_fault+0x8ea/0x1230
>[ 1283.948136]  handle_mm_fault+0x198/0x3a0
>[ 1283.948140]  __do_page_fault+0x28c/0x530
>[ 1283.948143]  ? SyS_mmap_pgoff+0xfb/0x250
>[ 1283.948148]  do_page_fault+0x32/0x290
>[ 1283.948150]  ? page_fault+0x2f/0x50
>[ 1283.948152]  page_fault+0x45/0x50
>[ 1283.948154] RIP: 0000:0x7ee96cb301e0
>[ 1283.948155] RSP: 2710:00007fff0356c500 EFLAGS: 000009c4
>[ 1289.262437] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1289.262440] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1289.262443] CPU: 3 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1289.262444] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1289.262445] Call Trace:
>[ 1289.262452]  dump_stack+0x85/0xbf
>[ 1289.262456]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1289.262464]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1289.262474]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1289.262480]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1289.262484]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1289.262492]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1289.262495]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1289.262501]  ? mutex_trylock+0xcd/0xe0
>[ 1289.262506]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1289.262539]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1289.262561]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1289.262584]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1289.262607]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1289.262630]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1289.262647]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1289.262668]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1289.262680]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1289.262688]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1289.262705]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1289.262710]  ? __pm_runtime_resume+0x54/0x90
>[ 1289.262715]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1289.262733]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1289.262738]  do_vfs_ioctl+0xa5/0x6e0
>[ 1289.262745]  SyS_ioctl+0x74/0x80
>[ 1289.262750]  do_syscall_64+0x79/0x220
>[ 1289.262753]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1289.262756] RIP: 0033:0x7f70a90d90f7
>[ 1289.262757] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1289.262760] RAX: ffffffffffffffda RBX: 000055e7ede15240 RCX: 00007f70a90d90f7
>[ 1289.262761] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1289.262763] RBP: 00007ffd456b9940 R08: 000055e7ede15240 R09: 0000000000000004
>[ 1289.262764] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1289.262765] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ee84d520
>[ 1290.640521] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1290.640526] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1290.640530] CPU: 2 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1290.640532] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1290.640534] Call Trace:
>[ 1290.640543]  dump_stack+0x85/0xbf
>[ 1290.640550]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1290.640561]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1290.640578]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1290.640590]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1290.640596]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1290.640611]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1290.640616]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1290.640626]  ? mutex_trylock+0xcd/0xe0
>[ 1290.640635]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1290.640676]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1290.640709]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1290.640749]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1290.640787]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1290.640823]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1290.640850]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1290.640885]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1290.640901]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1290.640914]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1290.640943]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1290.640950]  ? __pm_runtime_resume+0x54/0x90
>[ 1290.640959]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1290.640990]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1290.640998]  do_vfs_ioctl+0xa5/0x6e0
>[ 1290.641011]  SyS_ioctl+0x74/0x80
>[ 1290.641018]  do_syscall_64+0x79/0x220
>[ 1290.641024]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1290.641028] RIP: 0033:0x7f70a90d90f7
>[ 1290.641030] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1290.641035] RAX: ffffffffffffffda RBX: 000055e7eb404760 RCX: 00007f70a90d90f7
>[ 1290.641037] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1290.641039] RBP: 00007ffd456b9940 R08: 000055e7eb404760 R09: 0000000000000004
>[ 1290.641042] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1290.641044] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ef18cd00
>[ 1291.128733] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1291.128738] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1291.128741] CPU: 2 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1291.128743] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1291.128746] Call Trace:
>[ 1291.128754]  dump_stack+0x85/0xbf
>[ 1291.128761]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1291.128772]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1291.128789]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1291.128801]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1291.128807]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1291.128822]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1291.128827]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1291.128837]  ? mutex_trylock+0xcd/0xe0
>[ 1291.128846]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1291.128891]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1291.128926]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1291.128965]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1291.129004]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1291.129040]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1291.129068]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1291.129103]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1291.129118]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1291.129132]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1291.129161]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1291.129168]  ? __pm_runtime_resume+0x54/0x90
>[ 1291.129177]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1291.129208]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1291.129216]  do_vfs_ioctl+0xa5/0x6e0
>[ 1291.129229]  SyS_ioctl+0x74/0x80
>[ 1291.129237]  do_syscall_64+0x79/0x220
>[ 1291.129242]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1291.129246] RIP: 0033:0x7f70a90d90f7
>[ 1291.129248] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1291.129253] RAX: ffffffffffffffda RBX: 000055e7eb404760 RCX: 00007f70a90d90f7
>[ 1291.129255] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1291.129258] RBP: 00007ffd456b9940 R08: 000055e7eb404760 R09: 0000000000000004
>[ 1291.129260] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1291.129262] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ef18cd00
>[ 1295.071445] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1295.071449] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1295.071453] CPU: 2 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1295.071455] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1295.071457] Call Trace:
>[ 1295.071466]  dump_stack+0x85/0xbf
>[ 1295.071472]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1295.071484]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1295.071501]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1295.071512]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1295.071518]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1295.071531]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1295.071536]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1295.071545]  ? mutex_trylock+0xcd/0xe0
>[ 1295.071553]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1295.071592]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1295.071624]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1295.071671]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1295.071706]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1295.071741]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1295.071767]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1295.071801]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1295.071816]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1295.071829]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1295.071855]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1295.071872]  ? __pm_runtime_resume+0x54/0x90
>[ 1295.071880]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1295.071920]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1295.071928]  do_vfs_ioctl+0xa5/0x6e0
>[ 1295.071940]  SyS_ioctl+0x74/0x80
>[ 1295.071947]  do_syscall_64+0x79/0x220
>[ 1295.071952]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1295.071955] RIP: 0033:0x7f70a90d90f7
>[ 1295.071958] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1295.071962] RAX: ffffffffffffffda RBX: 000055e7ee49c330 RCX: 00007f70a90d90f7
>[ 1295.071964] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1295.071966] RBP: 00007ffd456b99b0 R08: 000055e7ee49c330 R09: 0000000000000004
>[ 1295.071968] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1295.071970] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7eb2cce10
>[ 1295.493396] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1295.493401] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1295.493404] CPU: 5 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1295.493406] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1295.493408] Call Trace:
>[ 1295.493416]  dump_stack+0x85/0xbf
>[ 1295.493422]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1295.493434]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1295.493450]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1295.493458]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1295.493462]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1295.493470]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1295.493473]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1295.493479]  ? mutex_trylock+0xcd/0xe0
>[ 1295.493484]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1295.493515]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1295.493536]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1295.493560]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1295.493583]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1295.493605]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1295.493622]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1295.493642]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1295.493654]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1295.493662]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1295.493679]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1295.493684]  ? __pm_runtime_resume+0x54/0x90
>[ 1295.493689]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1295.493707]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1295.493713]  do_vfs_ioctl+0xa5/0x6e0
>[ 1295.493720]  SyS_ioctl+0x74/0x80
>[ 1295.493725]  do_syscall_64+0x79/0x220
>[ 1295.493728]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1295.493730] RIP: 0033:0x7f70a90d90f7
>[ 1295.493732] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1295.493734] RAX: ffffffffffffffda RBX: 000055e7ee49c330 RCX: 00007f70a90d90f7
>[ 1295.493736] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1295.493737] RBP: 00007ffd456b99b0 R08: 000055e7ee49c330 R09: 0000000000000004
>[ 1295.493738] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1295.493739] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7eb2cce10
>[ 1295.747337] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1295.747341] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1295.747345] CPU: 3 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1295.747348] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1295.747350] Call Trace:
>[ 1295.747358]  dump_stack+0x85/0xbf
>[ 1295.747364]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1295.747376]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1295.747393]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1295.747404]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1295.747411]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1295.747425]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1295.747430]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1295.747441]  ? mutex_trylock+0xcd/0xe0
>[ 1295.747450]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1295.747491]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1295.747524]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1295.747533]  ? __lock_acquire+0x2d4/0x1340
>[ 1295.747567]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1295.747605]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1295.747640]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1295.747667]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1295.747693]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1295.747705]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1295.747713]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1295.747731]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1295.747735]  ? __pm_runtime_resume+0x54/0x90
>[ 1295.747740]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1295.747758]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1295.747763]  do_vfs_ioctl+0xa5/0x6e0
>[ 1295.747770]  SyS_ioctl+0x74/0x80
>[ 1295.747775]  do_syscall_64+0x79/0x220
>[ 1295.747778]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1295.747781] RIP: 0033:0x7f70a90d90f7
>[ 1295.747782] RSP: 002b:00007ffd456b9868 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1295.747785] RAX: ffffffffffffffda RBX: 000055e7eca13e40 RCX: 00007f70a90d90f7
>[ 1295.747786] RDX: 00007ffd456b98b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1295.747787] RBP: 00007ffd456b98b0 R08: 000055e7eca13e40 R09: 00007f70a939dc50
>[ 1295.747789] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[ 1295.747790] R13: 000000000000000c R14: 00007ffd456b9948 R15: 000055e7ebc77e60
>[ 1296.763171] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1296.763174] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1296.763177] CPU: 3 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1296.763178] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1296.763179] Call Trace:
>[ 1296.763196]  dump_stack+0x85/0xbf
>[ 1296.763200]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1296.763208]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1296.763217]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1296.763223]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1296.763227]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1296.763235]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1296.763238]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1296.763244]  ? mutex_trylock+0xcd/0xe0
>[ 1296.763249]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1296.763284]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1296.763305]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1296.763340]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1296.763363]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1296.763384]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1296.763401]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1296.763422]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1296.763434]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1296.763443]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1296.763460]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1296.763465]  ? __pm_runtime_resume+0x54/0x90
>[ 1296.763470]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1296.763488]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1296.763494]  do_vfs_ioctl+0xa5/0x6e0
>[ 1296.763500]  SyS_ioctl+0x74/0x80
>[ 1296.763505]  do_syscall_64+0x79/0x220
>[ 1296.763508]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1296.763511] RIP: 0033:0x7f70a90d90f7
>[ 1296.763512] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1296.763515] RAX: ffffffffffffffda RBX: 000055e7ee02bcb0 RCX: 00007f70a90d90f7
>[ 1296.763516] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1296.763517] RBP: 00007ffd456b99b0 R08: 000055e7ee02bcb0 R09: 0000000000000004
>[ 1296.763519] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1296.763520] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7eee2a300
>[ 1298.140257] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1298.140260] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1298.140263] CPU: 3 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1298.140264] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1298.140266] Call Trace:
>[ 1298.140272]  dump_stack+0x85/0xbf
>[ 1298.140276]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1298.140284]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1298.140293]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1298.140299]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1298.140303]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1298.140311]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1298.140314]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1298.140320]  ? mutex_trylock+0xcd/0xe0
>[ 1298.140325]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1298.140359]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1298.140391]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1298.140413]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1298.140436]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1298.140457]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1298.140474]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1298.140494]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1298.140506]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1298.140514]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1298.140531]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1298.140535]  ? __pm_runtime_resume+0x54/0x90
>[ 1298.140540]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1298.140559]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1298.140564]  do_vfs_ioctl+0xa5/0x6e0
>[ 1298.140570]  SyS_ioctl+0x74/0x80
>[ 1298.140575]  do_syscall_64+0x79/0x220
>[ 1298.140578]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1298.140580] RIP: 0033:0x7f70a90d90f7
>[ 1298.140582] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1298.140584] RAX: ffffffffffffffda RBX: 000055e7ebc20500 RCX: 00007f70a90d90f7
>[ 1298.140586] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1298.140587] RBP: 00007ffd456b99b0 R08: 000055e7ebc20500 R09: 0000000000000004
>[ 1298.140588] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1298.140589] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7eb75f800
>[ 1303.145419] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1303.145424] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1303.145428] CPU: 0 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1303.145430] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1303.145432] Call Trace:
>[ 1303.145440]  dump_stack+0x85/0xbf
>[ 1303.145446]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1303.145456]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1303.145472]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1303.145483]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1303.145489]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1303.145503]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1303.145508]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1303.145517]  ? mutex_trylock+0xcd/0xe0
>[ 1303.145523]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1303.145564]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1303.145597]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1303.145643]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1303.145677]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1303.145710]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1303.145735]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1303.145767]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1303.145782]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1303.145796]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1303.145822]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1303.145829]  ? __pm_runtime_resume+0x54/0x90
>[ 1303.145837]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1303.145864]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1303.145871]  do_vfs_ioctl+0xa5/0x6e0
>[ 1303.145883]  SyS_ioctl+0x74/0x80
>[ 1303.145889]  do_syscall_64+0x79/0x220
>[ 1303.145893]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1303.145897] RIP: 0033:0x7f70a90d90f7
>[ 1303.145899] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1303.145904] RAX: ffffffffffffffda RBX: 000055e7ee3c4d00 RCX: 00007f70a90d90f7
>[ 1303.145906] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1303.145908] RBP: 00007ffd456b9940 R08: 000055e7ee3c4d00 R09: 0000000000000004
>[ 1303.145910] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1303.145912] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ed490520
>[ 1303.267482] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1303.267485] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1303.267487] CPU: 6 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1303.267489] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1303.267490] Call Trace:
>[ 1303.267497]  dump_stack+0x85/0xbf
>[ 1303.267501]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1303.267509]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1303.267518]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1303.267524]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1303.267528]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1303.267536]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1303.267539]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1303.267545]  ? mutex_trylock+0xcd/0xe0
>[ 1303.267550]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1303.267581]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1303.267602]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1303.267633]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1303.267670]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1303.267704]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1303.267730]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1303.267762]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1303.267777]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1303.267790]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1303.267816]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1303.267824]  ? __pm_runtime_resume+0x54/0x90
>[ 1303.267832]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1303.267862]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1303.267869]  do_vfs_ioctl+0xa5/0x6e0
>[ 1303.267882]  SyS_ioctl+0x74/0x80
>[ 1303.267889]  do_syscall_64+0x79/0x220
>[ 1303.267894]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1303.267898] RIP: 0033:0x7f70a90d90f7
>[ 1303.267900] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1303.267905] RAX: ffffffffffffffda RBX: 000055e7ee3c4d00 RCX: 00007f70a90d90f7
>[ 1303.267907] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1303.267909] RBP: 00007ffd456b9940 R08: 000055e7ee3c4d00 R09: 0000000000000004
>[ 1303.267911] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1303.267913] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ed490520
>[ 1303.749481] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1303.749486] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1303.749490] CPU: 5 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1303.749492] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1303.749494] Call Trace:
>[ 1303.749503]  dump_stack+0x85/0xbf
>[ 1303.749509]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1303.749521]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1303.749538]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1303.749549]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1303.749556]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1303.749571]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1303.749576]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1303.749586]  ? mutex_trylock+0xcd/0xe0
>[ 1303.749595]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1303.749633]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1303.749668]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1303.749708]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1303.749746]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1303.749782]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1303.749810]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1303.749845]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1303.749862]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1303.749876]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1303.749904]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1303.749912]  ? __pm_runtime_resume+0x54/0x90
>[ 1303.749920]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1303.749951]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1303.749960]  do_vfs_ioctl+0xa5/0x6e0
>[ 1303.749973]  SyS_ioctl+0x74/0x80
>[ 1303.749981]  do_syscall_64+0x79/0x220
>[ 1303.749986]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1303.749990] RIP: 0033:0x7f70a90d90f7
>[ 1303.749992] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1303.749997] RAX: ffffffffffffffda RBX: 000055e7edd65ba0 RCX: 00007f70a90d90f7
>[ 1303.749999] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1303.750002] RBP: 00007ffd456b99b0 R08: 000055e7edd65ba0 R09: 0000000000000004
>[ 1303.750004] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1303.750006] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7ee1793c0
>[ 1355.131976] mysqld invoked oom-killer: gfp_mask=0x14200ca(GFP_HIGHUSER_MOVABLE), nodemask=(null), order=0, oom_score_adj=0
>[ 1355.132027] mysqld cpuset=/ mems_allowed=0
>[ 1355.132333] CPU: 5 PID: 1348 Comm: mysqld Not tainted 4.16.0-rc6-mm_thp #1
>[ 1355.132336] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1355.132337] Call Trace:
>[ 1355.132346]  dump_stack+0x85/0xbf
>[ 1355.132352]  dump_header+0x6e/0x2f9
>[ 1355.132358]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1355.132367]  oom_kill_process+0x21c/0x4f0
>[ 1355.132374]  out_of_memory+0x2f7/0x5c0
>[ 1355.132382]  __alloc_pages_slowpath+0xc49/0x1070
>[ 1355.132403]  __alloc_pages_nodemask+0x383/0x410
>[ 1355.132413]  filemap_fault+0x48a/0xa20
>[ 1355.132419]  ? find_held_lock+0x34/0xa0
>[ 1355.132425]  ? ext4_filemap_fault+0x27/0x3e
>[ 1355.132436]  ext4_filemap_fault+0x2f/0x3e
>[ 1355.132441]  __do_fault+0x1f/0xdf
>[ 1355.132445]  __handle_mm_fault+0xd22/0x1230
>[ 1355.132460]  handle_mm_fault+0x198/0x3a0
>[ 1355.132467]  __do_page_fault+0x28c/0x530
>[ 1355.132477]  do_page_fault+0x32/0x290
>[ 1355.132482]  ? page_fault+0x2f/0x50
>[ 1355.132485]  page_fault+0x45/0x50
>[ 1355.132489] RIP: 733cb6b6:0x55655e841ef0
>[ 1355.132491] RSP: 5bf30ea0:00007fd5eeccccc0 EFLAGS: 00000000
>[ 1355.132505] Mem-Info:
>[ 1355.132511] active_anon:7149041 inactive_anon:544491 isolated_anon:0
>                active_file:543 inactive_file:239 isolated_file:0
>                unevictable:121 dirty:1 writeback:0 unstable:0
>                slab_reclaimable:21455 slab_unreclaimable:41102
>                mapped:3732 shmem:3291 pagetables:67879 bounce:0
>                free:48357 free_pcp:698 free_cma:0
>[ 1355.132516] Node 0 active_anon:28596164kB inactive_anon:2177964kB active_file:2172kB inactive_file:956kB unevictable:484kB isolated(anon):0kB isolated(file):0kB mapped:14928kB dirty:4kB writeback:0kB shmem:13164kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
>[ 1355.132518] Node 0 DMA free:15864kB min:32kB low:44kB high:56kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15988kB managed:15896kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
>[ 1355.132524] lowmem_reserve[]: 0 3322 30890 30890 30890
>[ 1355.132537] Node 0 DMA32 free:117432kB min:7264kB low:10664kB high:14064kB active_anon:3270032kB inactive_anon:93924kB active_file:328kB inactive_file:312kB unevictable:0kB writepending:0kB present:3571144kB managed:3505396kB mlocked:0kB kernel_stack:64kB pagetables:19176kB bounce:0kB free_pcp:428kB local_pcp:0kB free_cma:0kB
>[ 1355.132544] lowmem_reserve[]: 0 0 27567 27567 27567
>[ 1355.132557] Node 0 Normal free:60132kB min:60280kB low:88508kB high:116736kB active_anon:25326560kB inactive_anon:2083668kB active_file:2000kB inactive_file:2028kB unevictable:484kB writepending:4kB present:29868032kB managed:28238344kB mlocked:484kB kernel_stack:24832kB pagetables:252340kB bounce:0kB free_pcp:2364kB local_pcp:256kB free_cma:0kB
>[ 1355.132563] lowmem_reserve[]: 0 0 0 0 0
>[ 1355.132576] Node 0 DMA: 2*4kB (U) 2*8kB (U) 0*16kB 1*32kB (U) 3*64kB (U) 2*128kB (U) 0*256kB 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15864kB
>[ 1355.132638] Node 0 DMA32: 121*4kB (UME) 115*8kB (UME) 108*16kB (UME) 106*32kB (UME) 58*64kB (UME) 32*128kB (UE) 16*256kB (UME) 18*512kB (UME) 12*1024kB (UME) 4*2048kB (UME) 17*4096kB (UM) = 117756kB
>[ 1355.132687] Node 0 Normal: 578*4kB (UME) 409*8kB (UME) 166*16kB (UME) 363*32kB (UME) 155*64kB (UME) 27*128kB (UME) 12*256kB (UME) 5*512kB (UM) 22*1024kB (UM) 0*2048kB 0*4096kB = 61392kB
>[ 1355.132732] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
>[ 1355.132735] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
>[ 1355.132737] 9441 total pagecache pages
>[ 1355.132748] 5174 pages in swap cache
>[ 1355.132751] Swap cache stats: add 39813901, delete 39840153, find 2603231/5040045
>[ 1355.132753] Free swap  = 0kB
>[ 1355.132755] Total swap = 62494716kB
>[ 1355.132794] 8363791 pages RAM
>[ 1355.132796] 0 pages HighMem/MovableOnly
>[ 1355.132798] 423882 pages reserved
>[ 1355.132800] 0 pages cma reserved
>[ 1355.132802] 0 pages hwpoisoned
>[ 1355.132804] [ pid ]   uid  tgid total_vm      rss pgtables_bytes swapents oom_score_adj name
>[ 1355.132927] [  595]     0   595    51001      108   405504      181             0 systemd-journal
>[ 1355.133107] [  632]     0   632    25298        1   204800     1132         -1000 systemd-udevd
>[ 1355.133113] [  800]     0   800    25520       14    98304      471             0 lvmetad
>[ 1355.133118] [  874]     0   874    16049        9   139264      103         -1000 auditd
>[ 1355.133123] [  876]     0   876    21122        1    69632       49             0 audispd
>[ 1355.133127] [  884]     0   884     9652       16   118784       78             0 sedispatch
>[ 1355.133132] [  905]     0   905    10798        0   135168      128             0 bluetoothd
>[ 1355.133137] [  907]    81   907    20261      438   151552      191          -900 dbus-daemon
>[ 1355.133141] [  911]    70   911    18576        3   143360      104             0 avahi-daemon
>[ 1355.133146] [  912]     0   912     4343        0    81920      113             0 alsactl
>[ 1355.133150] [  913]     0   913    86495        1   368640     4872             0 firewalld
>[ 1355.133155] [  914]     0   914   132287      371   376832      355             0 udisksd
>[ 1355.133159] [  917]     0   917     3456        0    77824       50             0 rngd
>[ 1355.133164] [  918]    70   918    18544        1   126976       86             0 avahi-daemon
>[ 1355.133168] [  919]     0   919    70717       37   356352      227             0 sssd
>[ 1355.133173] [  922]     0   922    51276        1   163840      123             0 gssproxy
>[ 1355.133177] [  923]     0   923   104474      205   323584      304             0 ModemManager
>[ 1355.133182] [  925]     0   925     4327        1    69632       34             0 mcelog
>[ 1355.133186] [  929]     0   929     6507        1    94208      325             0 smartd
>[ 1355.133191] [  930]   172   930    46481        1   139264       78             0 rtkit-daemon
>[ 1355.133206] [  951]     0   951   116603        0   311296      401             0 abrtd
>[ 1355.133211] [  956]   997   956   168615        0   294912     1586             0 polkitd
>[ 1355.133216] [  960]   995   960    29460       14   131072       99             0 chronyd
>[ 1355.133220] [  971]     0   971    72556       98   368640      484             0 sssd_be
>[ 1355.133225] [  987]     0   987    70136      107   385024      248             0 sssd_nss
>[ 1355.133230] [  988]     0   988    19716       46   192512      526             0 systemd-logind
>[ 1355.133234] [  989]     0   989   105642        0   229376      394             0 accounts-daemon
>[ 1355.133239] [ 1002]     0  1002   200177      453   466944      437             0 NetworkManager
>[ 1355.133243] [ 1024]     0  1024    22276        0   200704      205         -1000 sshd
>[ 1355.133248] [ 1026]     0  1026   148263       30   675840     1784             0 php-fpm
>[ 1355.133252] [ 1028]     0  1028   440574      317   831488     5251             0 libvirtd
>[ 1355.133257] [ 1040]     0  1040   106016        0   233472      289             0 gdm
>[ 1355.133261] [ 1044]     0  1044    35865       16   106496      147             0 crond
>[ 1355.133266] [ 1053]     0  1053    10631        0   114688       53             0 atd
>[ 1355.133271] [ 1119]     0  1119    14256        1   118784      305             0 nginx
>[ 1355.133275] [ 1124]   984  1124    19101        0   147456      421             0 nginx
>[ 1355.133279] [ 1125]   984  1125    19101        0   147456      421             0 nginx
>[ 1355.133284] [ 1126]   984  1126    19101        0   151552      439             0 nginx
>[ 1355.133288] [ 1128]   984  1128    19101        0   147456      421             0 nginx
>[ 1355.133293] [ 1129]   984  1129    19101        0   147456      421             0 nginx
>[ 1355.133297] [ 1131]   984  1131    19101        0   147456      421             0 nginx
>[ 1355.133302] [ 1132]   984  1132    19101        0   147456      421             0 nginx
>[ 1355.133306] [ 1133]   984  1133    19101        0   147456      421             0 nginx
>[ 1355.133311] [ 1196]    27  1196   535768       24   622592    14924             0 mysqld
>[ 1355.133315] [ 1230]  1000  1230   151897        1   614400     1818             0 php-fpm
>[ 1355.133320] [ 1231]  1000  1231   151897        1   614400     1818             0 php-fpm
>[ 1355.133324] [ 1232]  1000  1232   151897        1   614400     1818             0 php-fpm
>[ 1355.133329] [ 1235]  1000  1235   151897        2   614400     1818             0 php-fpm
>[ 1355.133333] [ 1238]  1000  1238   151897        2   614400     1818             0 php-fpm
>[ 1355.133338] [ 1239]    48  1239   151897        1   614400     1818             0 php-fpm
>[ 1355.133342] [ 1240]    48  1240   151897        1   614400     1818             0 php-fpm
>[ 1355.133347] [ 1241]    48  1241   151897        1   614400     1818             0 php-fpm
>[ 1355.133352] [ 1242]    48  1242   151897        2   614400     1819             0 php-fpm
>[ 1355.133356] [ 1243]    48  1243   151897        2   614400     1818             0 php-fpm
>[ 1355.133361] [ 1315]     0  1315    98054        1   299008      475             0 gdm-session-wor
>[ 1355.133365] [ 1361]    42  1361    22366        1   212992      333             0 systemd
>[ 1355.133369] [ 1399]    42  1399    35818        1   249856     1081             0 (sd-pam)
>[ 1355.133374] [ 1421]    42  1421   105309        1   360448      323             0 gdm-wayland-ses
>[ 1355.133378] [ 1426]     0  1426    19834        2   200704      476             0 dhclient
>[ 1355.133383] [ 1428]    42  1428    18137        1   147456      238             0 dbus-daemon
>[ 1355.133388] [ 1440]    42  1440   166364        0   438272      598             0 gnome-session-b
>[ 1355.133393] [ 1486]    42  1486  1083754     1879  1564672    13744             0 gnome-shell
>[ 1355.133397] [ 1520]     0  1520   106836      160   258048      274             0 upowerd
>[ 1355.133402] [ 1601]    42  1601   351016        0   585728     2927             0 Xwayland
>[ 1355.133406] [ 1659]     0  1659    19834        1   196608      476             0 dhclient
>[ 1355.133411] [ 1666]    42  1666    88944        0   196608      206             0 at-spi-bus-laun
>[ 1355.133415] [ 1679]    42  1679    18027        1   143360      130             0 dbus-daemon
>[ 1355.133420] [ 1686]    42  1686    55769        0   208896      208             0 at-spi2-registr
>[ 1355.133425] [ 1715]     0  1715     4442        2    73728       54             0 sbis3plugin
>[ 1355.133429] [ 1716]     0  1716   172992       83   520192     1109             0 sbis3plugin
>[ 1355.133433] [ 1743]    42  1743   368507        0   401408      885             0 pulseaudio
>[ 1355.133438] [ 1878]    42  1878   122024        0   356352      425             0 xdg-permission-
>[ 1355.133442] [ 1883]    42  1883   118289       25   204800      621             0 ibus-daemon
>[ 1355.133447] [ 1886]    42  1886    96889        0   180224      189             0 ibus-dconf
>[ 1355.133452] [ 1889]    42  1889   276560        0   753664     2565             0 ibus-x11
>[ 1355.133456] [ 1891]    42  1891    96855        0   188416      181             0 ibus-portal
>[ 1355.133461] [ 1905]     0  1905   272724       76   921600      289             0 abrt-dump-journ
>[ 1355.133465] [ 1908]     0  1908   280916       82  1581056      283             0 abrt-dump-journ
>[ 1355.133470] [ 1916]     0  1916    12545       16   143360      133             0 wpa_supplicant
>[ 1355.133474] [ 1917]     0  1917   181829       22   724992    27228             0 packagekitd
>[ 1355.133479] [ 1922]    42  1922   297813        0   790528     2785             0 gsd-wacom
>[ 1355.133483] [ 1924]    42  1924   314186        0   770048     2713             0 gsd-xsettings
>[ 1355.133488] [ 1928]    42  1928   298742        0   786432     2617             0 gsd-a11y-keyboa
>[ 1355.133492] [ 1931]    42  1931   127618        0   401408      386             0 gsd-a11y-settin
>[ 1355.133497] [ 1932]    42  1932   276508        0   753664     2590             0 gsd-clipboard
>[ 1355.133501] [ 1934]    42  1934   338216      122   827392     2560             0 gsd-color
>[ 1355.133506] [ 1936]    42  1936   117669        0   442368      458             0 gsd-datetime
>[ 1355.133510] [ 1938]    42  1938   127535        1   393216      370             0 gsd-housekeepin
>[ 1355.133515] [ 1939]    42  1939   316652        0   790528     2628             0 gsd-keyboard
>[ 1355.133519] [ 1943]    42  1943   427837        0   892928     2775             0 gsd-media-keys
>[ 1355.133524] [ 1944]    42  1944   108574        1   372736      359             0 gsd-mouse
>[ 1355.133528] [ 1949]    42  1949   317779      177   811008     2518             0 gsd-power
>[ 1355.133533] [ 1950]    42  1950   118068        0   446464      457             0 gsd-print-notif
>[ 1355.133537] [ 1952]    42  1952   108578        1   380928      358             0 gsd-rfkill
>[ 1355.133542] [ 1954]    42  1954   127007        1   397312      369             0 gsd-screensaver
>[ 1355.133546] [ 1957]    42  1957   104125        0   221184      249             0 gsd-sharing
>[ 1355.133551] [ 1959]    42  1959   153281        0   462848      492             0 gsd-smartcard
>[ 1355.133555] [ 1962]    42  1962   138207        0   475136      470             0 gsd-sound
>[ 1355.133559] [ 1995]    42  1995    48036        1   143360      146             0 dconf-service
>[ 1355.133564] [ 2001]    42  2001    78438        0   184320      185             0 ibus-engine-sim
>[ 1355.133568] [ 2114]   991  2114   107697        0   266240      600             0 colord
>[ 1355.133573] [ 2148]     0  2148   104272        1   352256      691             0 gdm-session-wor
>[ 1355.133578] [ 2164]  1000  2164    22405       48   200704      305             0 systemd
>[ 1355.133582] [ 2169]  1000  2169    35852        1   249856     1105             0 (sd-pam)
>[ 1355.133587] [ 2179]  1000  2179   100202      129   200704     1567             0 gnome-keyring-d
>[ 1355.133591] [ 2190]  1000  2190   105309        1   356352      321             0 gdm-wayland-ses
>[ 1355.133596] [ 2192]  1000  2192    18443      323   143360      209             0 dbus-daemon
>[ 1355.133600] [ 2195]  1000  2195   166429        0   434176      714             0 gnome-session-b
>[ 1355.133604] [ 2244]  1000  2244   100214        0   200704      258             0 gvfsd
>[ 1355.133609] [ 2249]  1000  2249   105643        0   192512      230             0 gvfsd-fuse
>[ 1355.133613] [ 2278]  1000  2278  1227243    19533  1916928    21136             0 gnome-shell
>[ 1355.133618] [ 2338]  1000  2338   368514      920   753664     3957             0 Xwayland
>[ 1355.133622] [ 2356]  1000  2356    88945        0   188416      241             0 at-spi-bus-laun
>[ 1355.133626] [ 2361]  1000  2361    18059       90   135168       77             0 dbus-daemon
>[ 1355.133631] [ 2364]  1000  2364    55770       42   196608      168             0 at-spi2-registr
>[ 1355.133636] [ 2370]  1000  2370   442465        2   471040      992             0 pulseaudio
>[ 1355.133640] [ 2404]  1000  2404   122025        0   364544      426             0 xdg-permission-
>[ 1355.133645] [ 2408]  1000  2408 29608632        0  1011712     2175             0 gnome-shell-cal
>[ 1355.133649] [ 2410]  1000  2410   118337       24   200704      629             0 ibus-daemon
>[ 1355.133654] [ 2414]  1000  2414    96890        0   184320      205             0 ibus-dconf
>[ 1355.133658] [ 2416]  1000  2416   276558        1   765952     2542             0 ibus-x11
>[ 1355.133663] [ 2418]  1000  2418    96855        0   184320      207             0 ibus-portal
>[ 1355.133667] [ 2430]  1000  2430 25496871        0  1183744     4318             0 evolution-sourc
>[ 1355.133672] [ 2433]   992  2433   116620      160   327680     2096             0 geoclue
>[ 1355.133676] [ 2449]  1000  2449 25429308        0   860160    12272             0 goa-daemon
>[ 1355.133680] [ 2450]  1000  2450   145870      173   282624      253             0 gvfs-udisks2-vo
>[ 1355.133685] [ 2456]  1000  2456    96274        0   180224      228             0 gvfs-mtp-volume
>[ 1355.133690] [ 2464]  1000  2464   130413       54   413696      387             0 goa-identity-se
>[ 1355.133694] [ 2469]  1000  2469    99423        1   212992      288             0 gvfs-gphoto2-vo
>[ 1355.133698] [ 2480]  1000  2480   121974        0   229376      285             0 gvfs-afc-volume
>[ 1355.133703] [ 2485]  1000  2485    96383        0   180224      235             0 gvfs-goa-volume
>[ 1355.133707] [ 2488]  1000  2488    48102        0   139264      221             0 dconf-service
>[ 1355.133712] [ 2500]  1000  2500   127621        0   393216      428             0 gsd-mouse
>[ 1355.133717] [ 2502]  1000  2502   317786      165   815104     2533             0 gsd-power
>[ 1355.133721] [ 2503]  1000  2503   139075        0   471040      543             0 gsd-print-notif
>[ 1355.133725] [ 2504]  1000  2504   163910      111   405504      311             0 gsd-rfkill
>[ 1355.133730] [ 2506]  1000  2506   127007        0   389120      399             0 gsd-screensaver
>[ 1355.133735] [ 2509]  1000  2509   141058      120   253952      278             0 gsd-sharing
>[ 1355.133739] [ 2510]  1000  2510   297816        9   794624     2776             0 gsd-wacom
>[ 1355.133743] [ 2515]  1000  2515    77310        0   163840      179             0 gvfsd-metadata
>[ 1355.133748] [ 2518]  1000  2518   314188       55   786432     2643             0 gsd-xsettings
>[ 1355.133752] [ 2520]  1000  2520   138208        0   483328      517             0 gsd-sound
>[ 1355.133757] [ 2526]  1000  2526   153282        0   466944      524             0 gsd-smartcard
>[ 1355.133761] [ 2537]  1000  2537   298784        4   782336     2633             0 gsd-a11y-keyboa
>[ 1355.133766] [ 2538]  1000  2538   127619        0   401408      420             0 gsd-a11y-settin
>[ 1355.133770] [ 2540]  1000  2540   276464       32   761856     2533             0 gsd-clipboard
>[ 1355.133775] [ 2541]  1000  2541   356674      144   827392     2573             0 gsd-color
>[ 1355.133779] [ 2542]  1000  2542   136716        0   466944      516             0 gsd-datetime
>[ 1355.133784] [ 2543]  1000  2543   148232       46   438272      399             0 gsd-housekeepin
>[ 1355.133788] [ 2547]  1000  2547   316653        0   806912     2618             0 gsd-keyboard
>[ 1355.133792] [ 2548]  1000  2548   391021      140   880640     2646             0 gsd-media-keys
>[ 1355.133797] [ 2554]     0  2554    57744       14   262144      292             0 cupsd
>[ 1355.133802] [ 2608]  1000  2608 25484716        0  1204224    10978             0 evolution-calen
>[ 1355.133806] [ 2610]  1000  2610    78437        1   176128      202             0 ibus-engine-sim
>[ 1355.133811] [ 2710]  1000  2710   154396        0   466944      468             0 gsd-printer
>[ 1355.133815] [ 2721]  1000  2721 25488048        0  1110016    10985             0 evolution-calen
>[ 1355.133820] [ 2756]  1000  2756   142391        0   528384     3799             0 seapplet
>[ 1355.133824] [ 2762]  1000  2762   349908       80  1019904    18290             0 gnome-software
>[ 1355.133829] [ 2770]  1000  2770    69562      137   172032      159             0 gsd-disk-utilit
>[ 1355.133833] [ 2772]  1000  2772   357990        0   802816     1962             0 tracker-extract
>[ 1355.133838] [ 2780]  1000  2780   103703        0   303104      420             0 tracker-miner-a
>[ 1355.133842] [ 2785]  1000  2785   713554     5651  1880064    24049             0 sbis3plugin
>[ 1355.133847] [ 2790]  1000  2790 25501236        0  1105920     2899             0 evolution-alarm
>[ 1355.133851] [ 2792]  1000  2792   127639        0   364544      575             0 tracker-miner-f
>[ 1355.133856] [ 2796]  1000  2796   160989        6   524288     1298             0 abrt-applet
>[ 1355.133860] [ 2797]  1000  2797   190202      420   315392      772             0 tracker-store
>[ 1355.133865] [ 2844]  1000  2844 25583038        0  1220608    13715             0 evolution-calen
>[ 1355.133869] [ 2845]  1000  2845 25454426        0  1089536     2084             0 evolution-addre
>[ 1355.133874] [ 2859]  1000  2859 25497717        0  1036288     2176             0 evolution-addre
>[ 1355.133879] [ 2889]     0  2889    90699        0   307200      443          -900 abrt-dbus
>[ 1355.133883] [ 2898]  1000  2898 25506490        0  1114112    11012             0 evolution-calen
>[ 1355.133888] [ 2943]  1000  2943 29673910        0  1179648    11048             0 evolution-calen
>[ 1355.133892] [ 3002]  1000  3002   148427      396   512000     1976             0 sbis3plugin
>[ 1355.133896] [ 3031]     0  3031   158973       88   516096      942             0 fwupd
>[ 1355.133901] [ 3060]  1000  3060   131191       84   425984      975             0 sbis3plugin
>[ 1355.133905] [ 3083]  1000  3083   194613      736   708608     1481             0 sbis3plugin
>[ 1355.133910] [ 3205]  1000  3205   154225       76   458752      992             0 sbis3plugin
>[ 1355.133914] [ 3235]  1000  3235   152622       71   421888      884             0 sbis3plugin
>[ 1355.133918] [ 3270]  1000  3270   160964       82   618496     1233             0 sbis3plugin
>[ 1355.133923] [ 3295]  1000  3295   127068       85   385024      980             0 sbis3plugin
>[ 1355.133928] [ 3313]  1000  3313   138939      145   421888     1314             0 sbis3plugin
>[ 1355.133932] [ 3349]  1000  3349   642359        0   700416     3658             0 gnome-documents
>[ 1355.133937] [ 3355]  1000  3355   179242        0   626688     1515             0 nautilus
>[ 1355.133941] [ 3410]  1000  3410   119215        0   225280      303             0 gvfsd-trash
>[ 1355.133946] [ 3450]  1000  3450    21899        0   155648      181             0 obexd
>[ 1355.133950] [ 3602]  1000  3602   146490       83   528384     1224             0 sbis3plugin
>[ 1355.133954] [ 3628]  1000  3628   181534       70   700416     1755             0 sbis3plugin
>[ 1355.133959] [ 3705]  1000  3705   157828      104   569344     1229             0 sbis3plugin
>[ 1355.133963] [ 3820]  1000  3820   457812     3294  1310720    16859             0 virt-manager
>[ 1355.133968] [ 4032]     0  4032    83451        0   319488      331          -900 virtlogd
>[ 1355.133972] [ 4046]   107  4046   801179   207467  5984256   395410             0 qemu-system-x86
>[ 1355.133977] [ 4048]     0  4048    16036       30   172032      118             0 systemd-machine
>[ 1355.133981] [ 4618]     0  4618    36368       12   307200      265             0 sshd
>[ 1355.133986] [ 4637]     0  4637    19797        1   196608      305             0 systemd
>[ 1355.133991] [ 4650]     0  4650    72718        1   266240     1132             0 (sd-pam)
>[ 1355.133995] [ 4668]     0  4668    36419       99   290816      232             0 sshd
>[ 1355.134000] [ 4674]     0  4674    33591        1    90112      531             0 bash
>[ 1355.134004] [ 4710]  1000  4710    47154       28   188416      109             0 gconfd-2
>[ 1355.134008] [ 4765]     0  4765    34622      346    94208       38             0 htop
>[ 1355.134014] [ 5073]  1000  5073   177172     3981   532480     1633             0 gnome-terminal-
>[ 1355.134019] [ 5180]  1000  5180    33067        2    86016      532             0 bash
>[ 1355.134023] [ 5271]     0  5271    69781      125   376832      292             0 sssd_kcm
>[ 1355.134028] [ 5272]     0  5272    70462       44   372736      259             0 sssd_secrets
>[ 1355.134032] [ 5290]  1000  5290    33067        1    81920      523             0 bash
>[ 1355.134036] [ 5324]  1000  5324    34970      534   102400       41             0 htop
>[ 1355.134041] [ 5326]  1000  5326    33067        1    90112      523             0 bash
>[ 1355.134045] [ 5360]  1000  5360   977031   178875  4677632   117987             0 firefox
>[ 1355.134050] [ 5519]  1000  5519   477204    11765  1265664    15082             0 Web Content
>[ 1355.134054] [ 5554]  1000  5554   446058      861  1011712     7952             0 file:// Content
>[ 1355.134059] [ 5593]  1000  5593   463530     6567  1138688    12134             0 Web Content
>[ 1355.134063] [ 5610]  1000  5610   463464     6678  1142784    12163             0 Web Content
>[ 1355.134067] [ 5641]  1000  5641 22419468  7228818 177115136 14610183             0 Web Content
>[ 1355.134072] [ 5757]  1000  5757    33067        1    77824      524             0 bash
>[ 1355.134076] [ 5793]  1000  5793    63863        0   299008      204             0 su
>[ 1355.134081] [ 5802]     0  5802    33590       59    90112      469             0 bash
>[ 1355.134086] [ 5886]  1000  5886    33067      526    86016        0             0 bash
>[ 1355.134089] Out of memory: Kill process 5641 (Web Content) score 928 or sacrifice child
>[ 1355.135279] Killed process 5641 (Web Content) total-vm:89677872kB, anon-rss:28915608kB, file-rss:0kB, shmem-rss:0kB
>[ 1370.554960] sysrq: SysRq : Show Blocked State
>[ 1370.554971]   task                        PC stack   pid father
>[ 1370.555181] tracker-store   D10664  2797   2164 0x00000000
>[ 1370.555190] Call Trace:
>[ 1370.555201]  ? __schedule+0x2ed/0xba0
>[ 1370.555212]  schedule+0x2f/0x90
>[ 1370.555217]  io_schedule+0x12/0x40
>[ 1370.555222]  generic_file_read_iter+0x39e/0xdb0
>[ 1370.555237]  ? page_cache_tree_insert+0x130/0x130
>[ 1370.555290]  xfs_file_buffered_aio_read+0x65/0x1a0 [xfs]
>[ 1370.555357]  xfs_file_read_iter+0x64/0xc0 [xfs]
>[ 1370.555364]  __vfs_read+0x102/0x170
>[ 1370.555377]  vfs_read+0x9e/0x150
>[ 1370.555383]  SyS_pread64+0x93/0xb0
>[ 1370.555388]  ? trace_hardirqs_off_thunk+0x1a/0x1c
>[ 1370.555397]  do_syscall_64+0x79/0x220
>[ 1370.555403]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1370.555407] RIP: 0033:0x7f8681df9873
>[ 1370.555409] RSP: 002b:00007ffca5075a40 EFLAGS: 00000293 ORIG_RAX: 0000000000000011
>[ 1370.555414] RAX: ffffffffffffffda RBX: 0000000000001000 RCX: 00007f8681df9873
>[ 1370.555416] RDX: 0000000000001000 RSI: 0000561a11d1da18 RDI: 0000000000000008
>[ 1370.555418] RBP: 0000000000001000 R08: 0000561a11d1da18 R09: 000000000000000d
>[ 1370.555420] R10: 0000000013b1d000 R11: 0000000000000293 R12: 0000000000000000
>[ 1370.555423] R13: 0000561a11d1da18 R14: 0000000013b1d000 R15: 0000561a11bc3580
>[ 1371.763334] oom_reaper: reaped process 5641 (Web Content), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB
>[ 1377.882751] sysrq: SysRq : Show Blocked State
>[ 1377.882759]   task                        PC stack   pid father
>[ 1377.882944] tracker-store   D10664  2797   2164 0x00000000
>[ 1377.882949] Call Trace:
>[ 1377.882958]  ? __schedule+0x2ed/0xba0
>[ 1377.882963]  schedule+0x2f/0x90
>[ 1377.882966]  io_schedule+0x12/0x40
>[ 1377.882970]  generic_file_read_iter+0x39e/0xdb0
>[ 1377.882977]  ? page_cache_tree_insert+0x130/0x130
>[ 1377.883011]  xfs_file_buffered_aio_read+0x65/0x1a0 [xfs]
>[ 1377.883032]  xfs_file_read_iter+0x64/0xc0 [xfs]
>[ 1377.883037]  __vfs_read+0x102/0x170
>[ 1377.883044]  vfs_read+0x9e/0x150
>[ 1377.883047]  SyS_pread64+0x93/0xb0
>[ 1377.883050]  ? trace_hardirqs_off_thunk+0x1a/0x1c
>[ 1377.883054]  do_syscall_64+0x79/0x220
>[ 1377.883058]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1377.883060] RIP: 0033:0x7f8681df9873
>[ 1377.883062] RSP: 002b:00007ffca5075a40 EFLAGS: 00000293 ORIG_RAX: 0000000000000011
>[ 1377.883064] RAX: ffffffffffffffda RBX: 0000000000001000 RCX: 00007f8681df9873
>[ 1377.883066] RDX: 0000000000001000 RSI: 0000561a11e45ca8 RDI: 0000000000000008
>[ 1377.883067] RBP: 0000000000001000 R08: 0000561a11e45ca8 R09: 000000000ff00fff
>[ 1377.883068] R10: 000000005b6fc000 R11: 0000000000000293 R12: 0000000000000000
>[ 1377.883070] R13: 0000561a11e45ca8 R14: 000000005b6fc000 R15: 0000561a11bc3580
>[ 1408.685073] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1408.685078] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1408.685082] CPU: 6 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1408.685085] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1408.685087] Call Trace:
>[ 1408.685095]  dump_stack+0x85/0xbf
>[ 1408.685101]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1408.685113]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1408.685130]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1408.685141]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1408.685147]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1408.685162]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1408.685167]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1408.685177]  ? mutex_trylock+0xcd/0xe0
>[ 1408.685186]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1408.685229]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1408.685253]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1408.685277]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1408.685301]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1408.685322]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1408.685340]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1408.685361]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1408.685374]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1408.685382]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1408.685399]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1408.685404]  ? __pm_runtime_resume+0x54/0x90
>[ 1408.685410]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1408.685428]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1408.685434]  do_vfs_ioctl+0xa5/0x6e0
>[ 1408.685441]  SyS_ioctl+0x74/0x80
>[ 1408.685446]  do_syscall_64+0x79/0x220
>[ 1408.685449]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1408.685451] RIP: 0033:0x7f70a90d90f7
>[ 1408.685453] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1408.685455] RAX: ffffffffffffffda RBX: 000055e7ee14d7c0 RCX: 00007f70a90d90f7
>[ 1408.685457] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1408.685458] RBP: 00007ffd456b9940 R08: 000055e7ee14d7c0 R09: 0000000000000004
>[ 1408.685459] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1408.685460] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7eef321c0
>[ 1415.022478] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1415.022483] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1415.022487] CPU: 2 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1415.022489] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1415.022491] Call Trace:
>[ 1415.022499]  dump_stack+0x85/0xbf
>[ 1415.022505]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1415.022517]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1415.022532]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1415.022543]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1415.022549]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1415.022563]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1415.022568]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1415.022576]  ? mutex_trylock+0xcd/0xe0
>[ 1415.022581]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1415.022619]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1415.022638]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1415.022659]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1415.022681]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1415.022707]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1415.022730]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1415.022750]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1415.022763]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1415.022771]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1415.022788]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1415.022792]  ? __pm_runtime_resume+0x54/0x90
>[ 1415.022798]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1415.022816]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1415.022823]  do_vfs_ioctl+0xa5/0x6e0
>[ 1415.022835]  SyS_ioctl+0x74/0x80
>[ 1415.022842]  do_syscall_64+0x79/0x220
>[ 1415.022846]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1415.022850] RIP: 0033:0x7f70a90d90f7
>[ 1415.022852] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1415.022855] RAX: ffffffffffffffda RBX: 000055e7ee162ad0 RCX: 00007f70a90d90f7
>[ 1415.022856] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1415.022857] RBP: 00007ffd456b9940 R08: 000055e7ee162ad0 R09: 0000000000000004
>[ 1415.022858] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1415.022860] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7eb56a480
>[ 1417.021355] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1417.021358] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1417.021361] CPU: 3 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1417.021362] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1417.021364] Call Trace:
>[ 1417.021371]  dump_stack+0x85/0xbf
>[ 1417.021375]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1417.021383]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1417.021392]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1417.021399]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1417.021403]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1417.021411]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1417.021414]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1417.021420]  ? mutex_trylock+0xcd/0xe0
>[ 1417.021425]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1417.021459]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1417.021482]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1417.021506]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1417.021529]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1417.021558]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1417.021576]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1417.021600]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1417.021616]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1417.021630]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1417.021658]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1417.021666]  ? __pm_runtime_resume+0x54/0x90
>[ 1417.021674]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1417.021704]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1417.021712]  do_vfs_ioctl+0xa5/0x6e0
>[ 1417.021724]  SyS_ioctl+0x74/0x80
>[ 1417.021731]  do_syscall_64+0x79/0x220
>[ 1417.021734]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1417.021737] RIP: 0033:0x7f70a90d90f7
>[ 1417.021738] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1417.021741] RAX: ffffffffffffffda RBX: 000055e7ebbf7f60 RCX: 00007f70a90d90f7
>[ 1417.021742] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1417.021744] RBP: 00007ffd456b9940 R08: 000055e7ebbf7f60 R09: 0000000000000004
>[ 1417.021745] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1417.021746] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ef2cf330
>[ 1424.116054] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1424.116058] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1424.116062] CPU: 6 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1424.116065] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1424.116067] Call Trace:
>[ 1424.116076]  dump_stack+0x85/0xbf
>[ 1424.116082]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1424.116094]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1424.116111]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1424.116123]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1424.116129]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1424.116144]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1424.116149]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1424.116160]  ? mutex_trylock+0xcd/0xe0
>[ 1424.116169]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1424.116216]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1424.116252]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1424.116293]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1424.116332]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1424.116368]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1424.116396]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1424.116432]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1424.116448]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1424.116462]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1424.116491]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1424.116499]  ? __pm_runtime_resume+0x54/0x90
>[ 1424.116508]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1424.116539]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1424.116547]  do_vfs_ioctl+0xa5/0x6e0
>[ 1424.116560]  SyS_ioctl+0x74/0x80
>[ 1424.116568]  do_syscall_64+0x79/0x220
>[ 1424.116574]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1424.116578] RIP: 0033:0x7f70a90d90f7
>[ 1424.116580] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1424.116584] RAX: ffffffffffffffda RBX: 000055e7ed33f4a0 RCX: 00007f70a90d90f7
>[ 1424.116586] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1424.116589] RBP: 00007ffd456b9940 R08: 000055e7ed33f4a0 R09: 00007f70a939dc50
>[ 1424.116591] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[ 1424.116593] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7edc0f5b0
>[ 1425.804668] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1425.804672] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1425.804674] CPU: 5 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1425.804676] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1425.804677] Call Trace:
>[ 1425.804684]  dump_stack+0x85/0xbf
>[ 1425.804689]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1425.804697]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1425.804706]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1425.804713]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1425.804717]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1425.804725]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1425.804728]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1425.804734]  ? mutex_trylock+0xcd/0xe0
>[ 1425.804740]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1425.804774]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1425.804797]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1425.804821]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1425.804844]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1425.804866]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1425.804883]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1425.804905]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1425.804917]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1425.804925]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1425.804942]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1425.804947]  ? __pm_runtime_resume+0x54/0x90
>[ 1425.804955]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1425.804983]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1425.804989]  do_vfs_ioctl+0xa5/0x6e0
>[ 1425.804996]  SyS_ioctl+0x74/0x80
>[ 1425.805001]  do_syscall_64+0x79/0x220
>[ 1425.805004]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1425.805007] RIP: 0033:0x7f70a90d90f7
>[ 1425.805008] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1425.805011] RAX: ffffffffffffffda RBX: 000055e7ee172940 RCX: 00007f70a90d90f7
>[ 1425.805012] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1425.805014] RBP: 00007ffd456b9940 R08: 000055e7ee172940 R09: 0000000000000004
>[ 1425.805015] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1425.805016] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7eb56a480
>[ 1431.425099] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1431.425103] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1431.425106] CPU: 5 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1431.425107] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1431.425109] Call Trace:
>[ 1431.425119]  dump_stack+0x85/0xbf
>[ 1431.425125]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1431.425136]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1431.425148]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1431.425155]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1431.425161]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1431.425169]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1431.425173]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1431.425181]  ? mutex_trylock+0xcd/0xe0
>[ 1431.425187]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1431.425262]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1431.425304]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1431.425342]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1431.425380]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1431.425413]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1431.425434]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1431.425457]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1431.425479]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1431.425493]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1431.425511]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1431.425518]  ? __pm_runtime_resume+0x54/0x90
>[ 1431.425524]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1431.425544]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1431.425551]  do_vfs_ioctl+0xa5/0x6e0
>[ 1431.425558]  SyS_ioctl+0x74/0x80
>[ 1431.425564]  do_syscall_64+0x79/0x220
>[ 1431.425568]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1431.425571] RIP: 0033:0x7f70a90d90f7
>[ 1431.425572] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1431.425575] RAX: ffffffffffffffda RBX: 000055e7ee14d7c0 RCX: 00007f70a90d90f7
>[ 1431.425576] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1431.425578] RBP: 00007ffd456b9940 R08: 000055e7ee14d7c0 R09: 0000000000000004
>[ 1431.425579] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1431.425580] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ee155800
>[ 1437.622002] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1437.622007] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1437.622011] CPU: 5 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1437.622013] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1437.622015] Call Trace:
>[ 1437.622022]  dump_stack+0x85/0xbf
>[ 1437.622026]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1437.622034]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1437.622044]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1437.622050]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1437.622054]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1437.622062]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1437.622066]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1437.622072]  ? mutex_trylock+0xcd/0xe0
>[ 1437.622077]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1437.622115]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1437.622137]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1437.622161]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1437.622184]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1437.622207]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1437.622224]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1437.622245]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1437.622257]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1437.622266]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1437.622283]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1437.622287]  ? __pm_runtime_resume+0x54/0x90
>[ 1437.622292]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1437.622311]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1437.622316]  do_vfs_ioctl+0xa5/0x6e0
>[ 1437.622323]  SyS_ioctl+0x74/0x80
>[ 1437.622328]  do_syscall_64+0x79/0x220
>[ 1437.622331]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1437.622334] RIP: 0033:0x7f70a90d90f7
>[ 1437.622336] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1437.622338] RAX: ffffffffffffffda RBX: 000055e7edd88c00 RCX: 00007f70a90d90f7
>[ 1437.622340] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1437.622341] RBP: 00007ffd456b99b0 R08: 000055e7edd88c00 R09: 0000000000000004
>[ 1437.622342] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1437.622343] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7edcd3330
>[ 1437.653039] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1437.653043] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1437.653045] CPU: 5 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1437.653046] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1437.653048] Call Trace:
>[ 1437.653054]  dump_stack+0x85/0xbf
>[ 1437.653059]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1437.653067]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1437.653076]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1437.653083]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1437.653087]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1437.653095]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1437.653099]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1437.653105]  ? mutex_trylock+0xcd/0xe0
>[ 1437.653110]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1437.653145]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1437.653167]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1437.653191]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1437.653215]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1437.653237]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1437.653254]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1437.653275]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1437.653287]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1437.653296]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1437.653313]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1437.653318]  ? __pm_runtime_resume+0x54/0x90
>[ 1437.653324]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1437.653342]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1437.653347]  do_vfs_ioctl+0xa5/0x6e0
>[ 1437.653354]  SyS_ioctl+0x74/0x80
>[ 1437.653359]  do_syscall_64+0x79/0x220
>[ 1437.653362]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1437.653365] RIP: 0033:0x7f70a90d90f7
>[ 1437.653366] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1437.653369] RAX: ffffffffffffffda RBX: 000055e7edd88c00 RCX: 00007f70a90d90f7
>[ 1437.653370] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1437.653372] RBP: 00007ffd456b99b0 R08: 000055e7edd88c00 R09: 0000000000000004
>[ 1437.653373] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1437.653374] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7edcd3330
>[ 1457.771578] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1457.771583] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1457.771587] CPU: 6 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1457.771589] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1457.771591] Call Trace:
>[ 1457.771600]  dump_stack+0x85/0xbf
>[ 1457.771606]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1457.771618]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1457.771635]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1457.771647]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1457.771653]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1457.771668]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1457.771673]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1457.771683]  ? mutex_trylock+0xcd/0xe0
>[ 1457.771692]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1457.771737]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1457.771771]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1457.771810]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1457.771850]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1457.771886]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1457.771914]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1457.771948]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1457.771965]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1457.771980]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1457.772009]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1457.772017]  ? __pm_runtime_resume+0x54/0x90
>[ 1457.772025]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1457.772057]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1457.772065]  do_vfs_ioctl+0xa5/0x6e0
>[ 1457.772078]  SyS_ioctl+0x74/0x80
>[ 1457.772086]  do_syscall_64+0x79/0x220
>[ 1457.772091]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1457.772095] RIP: 0033:0x7f70a90d90f7
>[ 1457.772098] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1457.772102] RAX: ffffffffffffffda RBX: 000055e7ef28cb20 RCX: 00007f70a90d90f7
>[ 1457.772105] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1457.772107] RBP: 00007ffd456b9940 R08: 000055e7ef28cb20 R09: 0000000000000004
>[ 1457.772109] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1457.772111] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ee032600
>[ 1459.335452] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1459.335457] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1459.335461] CPU: 4 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1459.335463] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1459.335465] Call Trace:
>[ 1459.335474]  dump_stack+0x85/0xbf
>[ 1459.335480]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1459.335491]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1459.335508]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1459.335519]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1459.335525]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1459.335540]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1459.335545]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1459.335554]  ? mutex_trylock+0xcd/0xe0
>[ 1459.335563]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1459.335605]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1459.335635]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1459.335659]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1459.335682]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1459.335704]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1459.335722]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1459.335743]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1459.335755]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1459.335764]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1459.335783]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1459.335790]  ? __pm_runtime_resume+0x54/0x90
>[ 1459.335798]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1459.335816]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1459.335821]  do_vfs_ioctl+0xa5/0x6e0
>[ 1459.335829]  SyS_ioctl+0x74/0x80
>[ 1459.335834]  do_syscall_64+0x79/0x220
>[ 1459.335837]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1459.335840] RIP: 0033:0x7f70a90d90f7
>[ 1459.335841] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1459.335844] RAX: ffffffffffffffda RBX: 000055e7eed67fa0 RCX: 00007f70a90d90f7
>[ 1459.335845] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1459.335846] RBP: 00007ffd456b9940 R08: 000055e7eed67fa0 R09: 0000000000000004
>[ 1459.335848] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1459.335849] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7eba259b0
>[ 1463.500401] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1463.500404] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1463.500407] CPU: 3 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1463.500408] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1463.500409] Call Trace:
>[ 1463.500417]  dump_stack+0x85/0xbf
>[ 1463.500421]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1463.500430]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1463.500440]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1463.500446]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1463.500450]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1463.500459]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1463.500462]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1463.500468]  ? mutex_trylock+0xcd/0xe0
>[ 1463.500474]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1463.500512]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1463.500535]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1463.500559]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1463.500582]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1463.500604]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1463.500621]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1463.500642]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1463.500655]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1463.500664]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1463.500681]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1463.500686]  ? __pm_runtime_resume+0x54/0x90
>[ 1463.500691]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1463.500709]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1463.500715]  do_vfs_ioctl+0xa5/0x6e0
>[ 1463.500722]  SyS_ioctl+0x74/0x80
>[ 1463.500727]  do_syscall_64+0x79/0x220
>[ 1463.500730]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1463.500733] RIP: 0033:0x7f70a90d90f7
>[ 1463.500734] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1463.500737] RAX: ffffffffffffffda RBX: 000055e7ee4b3b10 RCX: 00007f70a90d90f7
>[ 1463.500738] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1463.500740] RBP: 00007ffd456b9940 R08: 000055e7ee4b3b10 R09: 0000000000000004
>[ 1463.500741] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1463.500742] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7edf62300
>[ 1469.551531] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1469.551535] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1469.551539] CPU: 2 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1469.551541] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1469.551544] Call Trace:
>[ 1469.551553]  dump_stack+0x85/0xbf
>[ 1469.551559]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1469.551570]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1469.551587]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1469.551599]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1469.551606]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1469.551620]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1469.551625]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1469.551636]  ? mutex_trylock+0xcd/0xe0
>[ 1469.551645]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1469.551687]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1469.551720]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1469.551760]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1469.551799]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1469.551834]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1469.551881]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1469.551915]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1469.551930]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1469.551944]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1469.551972]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1469.551979]  ? __pm_runtime_resume+0x54/0x90
>[ 1469.551987]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1469.552017]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1469.552025]  do_vfs_ioctl+0xa5/0x6e0
>[ 1469.552037]  SyS_ioctl+0x74/0x80
>[ 1469.552044]  do_syscall_64+0x79/0x220
>[ 1469.552050]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1469.552053] RIP: 0033:0x7f70a90d90f7
>[ 1469.552055] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1469.552060] RAX: ffffffffffffffda RBX: 000055e7edc39ea0 RCX: 00007f70a90d90f7
>[ 1469.552062] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1469.552064] RBP: 00007ffd456b99b0 R08: 000055e7edc39ea0 R09: 0000000000000004
>[ 1469.552066] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1469.552068] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7ed46e6d0
>[ 1469.591912] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1469.591917] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1469.591921] CPU: 2 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1469.591923] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1469.591925] Call Trace:
>[ 1469.591935]  dump_stack+0x85/0xbf
>[ 1469.591943]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1469.591956]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1469.591974]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1469.591986]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1469.591993]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1469.592007]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1469.592012]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1469.592024]  ? mutex_trylock+0xcd/0xe0
>[ 1469.592033]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1469.592092]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1469.592137]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1469.592186]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1469.592229]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1469.592267]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1469.592297]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1469.592335]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1469.592360]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1469.592379]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1469.592408]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1469.592416]  ? __pm_runtime_resume+0x54/0x90
>[ 1469.592426]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1469.592458]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1469.592468]  do_vfs_ioctl+0xa5/0x6e0
>[ 1469.592481]  SyS_ioctl+0x74/0x80
>[ 1469.592489]  do_syscall_64+0x79/0x220
>[ 1469.592495]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1469.592499] RIP: 0033:0x7f70a90d90f7
>[ 1469.592501] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1469.592506] RAX: ffffffffffffffda RBX: 000055e7edc39ea0 RCX: 00007f70a90d90f7
>[ 1469.592508] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1469.592510] RBP: 00007ffd456b99b0 R08: 000055e7edc39ea0 R09: 0000000000000004
>[ 1469.592513] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1469.592515] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7ed46e6d0
>[ 1588.721154] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1588.721157] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1588.721160] CPU: 6 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1588.721161] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1588.721163] Call Trace:
>[ 1588.721170]  dump_stack+0x85/0xbf
>[ 1588.721174]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1588.721182]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1588.721191]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1588.721197]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1588.721201]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1588.721209]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1588.721212]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1588.721218]  ? mutex_trylock+0xcd/0xe0
>[ 1588.721224]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1588.721256]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1588.721277]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1588.721300]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1588.721324]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1588.721345]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1588.721362]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1588.721383]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1588.721394]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1588.721402]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1588.721419]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1588.721424]  ? __pm_runtime_resume+0x54/0x90
>[ 1588.721429]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1588.721447]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1588.721453]  do_vfs_ioctl+0xa5/0x6e0
>[ 1588.721459]  SyS_ioctl+0x74/0x80
>[ 1588.721464]  do_syscall_64+0x79/0x220
>[ 1588.721467]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1588.721470] RIP: 0033:0x7f70a90d90f7
>[ 1588.721471] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1588.721474] RAX: ffffffffffffffda RBX: 000055e7ed236160 RCX: 00007f70a90d90f7
>[ 1588.721475] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1588.721477] RBP: 00007ffd456b99b0 R08: 000055e7ed236160 R09: 0000000000000004
>[ 1588.721478] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1588.721479] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7ede04f20
>[ 1594.393721] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1594.393725] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1594.393728] CPU: 6 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1594.393730] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1594.393732] Call Trace:
>[ 1594.393741]  dump_stack+0x85/0xbf
>[ 1594.393746]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1594.393757]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1594.393771]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1594.393780]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1594.393786]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1594.393798]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1594.393802]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1594.393810]  ? mutex_trylock+0xcd/0xe0
>[ 1594.393818]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1594.393856]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1594.393889]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1594.393928]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1594.393966]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1594.394000]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1594.394028]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1594.394062]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1594.394076]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1594.394089]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1594.394118]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1594.394125]  ? __pm_runtime_resume+0x54/0x90
>[ 1594.394133]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1594.394164]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1594.394172]  do_vfs_ioctl+0xa5/0x6e0
>[ 1594.394184]  SyS_ioctl+0x74/0x80
>[ 1594.394192]  do_syscall_64+0x79/0x220
>[ 1594.394195]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1594.394198] RIP: 0033:0x7f70a90d90f7
>[ 1594.394199] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1594.394202] RAX: ffffffffffffffda RBX: 000055e7ee48ed30 RCX: 00007f70a90d90f7
>[ 1594.394203] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1594.394205] RBP: 00007ffd456b99b0 R08: 000055e7ee48ed30 R09: 0000000000000004
>[ 1594.394206] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1594.394207] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7edb4da40
>[ 1604.486488] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1604.486493] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1604.486497] CPU: 1 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1604.486499] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1604.486501] Call Trace:
>[ 1604.486510]  dump_stack+0x85/0xbf
>[ 1604.486517]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1604.486529]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1604.486545]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1604.486557]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1604.486564]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1604.486578]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1604.486583]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1604.486593]  ? mutex_trylock+0xcd/0xe0
>[ 1604.486602]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1604.486646]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1604.486681]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1604.486721]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1604.486760]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1604.486795]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1604.486823]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1604.486859]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1604.486875]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1604.486889]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1604.486918]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1604.486925]  ? __pm_runtime_resume+0x54/0x90
>[ 1604.486934]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1604.486966]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1604.486973]  do_vfs_ioctl+0xa5/0x6e0
>[ 1604.486986]  SyS_ioctl+0x74/0x80
>[ 1604.486994]  do_syscall_64+0x79/0x220
>[ 1604.487000]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1604.487003] RIP: 0033:0x7f70a90d90f7
>[ 1604.487006] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1604.487011] RAX: ffffffffffffffda RBX: 000055e7ee416700 RCX: 00007f70a90d90f7
>[ 1604.487013] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1604.487015] RBP: 00007ffd456b99b0 R08: 000055e7ee416700 R09: 0000000000000004
>[ 1604.487017] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1604.487020] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7ede64060
>[ 1605.013980] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1605.013985] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1605.013989] CPU: 0 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1605.013991] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1605.013993] Call Trace:
>[ 1605.014001]  dump_stack+0x85/0xbf
>[ 1605.014007]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1605.014018]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1605.014034]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1605.014045]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1605.014051]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1605.014065]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1605.014070]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1605.014079]  ? mutex_trylock+0xcd/0xe0
>[ 1605.014087]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1605.014126]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1605.014158]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1605.014195]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1605.014232]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1605.014266]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1605.014292]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1605.014324]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1605.014338]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1605.014353]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1605.014381]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1605.014389]  ? __pm_runtime_resume+0x54/0x90
>[ 1605.014397]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1605.014428]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1605.014436]  do_vfs_ioctl+0xa5/0x6e0
>[ 1605.014447]  SyS_ioctl+0x74/0x80
>[ 1605.014455]  do_syscall_64+0x79/0x220
>[ 1605.014460]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1605.014464] RIP: 0033:0x7f70a90d90f7
>[ 1605.014466] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1605.014471] RAX: ffffffffffffffda RBX: 000055e7ee1b3da0 RCX: 00007f70a90d90f7
>[ 1605.014473] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1605.014475] RBP: 00007ffd456b9940 R08: 000055e7ee1b3da0 R09: 0000000000000004
>[ 1605.014477] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1605.014480] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ede0b6d0
>[ 1613.407265] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1613.407268] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1613.407271] CPU: 1 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1613.407272] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1613.407274] Call Trace:
>[ 1613.407280]  dump_stack+0x85/0xbf
>[ 1613.407285]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1613.407292]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1613.407302]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1613.407308]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1613.407312]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1613.407320]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1613.407323]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1613.407329]  ? mutex_trylock+0xcd/0xe0
>[ 1613.407335]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1613.407369]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1613.407390]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1613.407396]  ? __lock_acquire+0x2d4/0x1340
>[ 1613.407416]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1613.407439]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1613.407461]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1613.407478]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1613.407499]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1613.407511]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1613.407519]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1613.407536]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1613.407541]  ? __pm_runtime_resume+0x54/0x90
>[ 1613.407545]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1613.407563]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1613.407569]  do_vfs_ioctl+0xa5/0x6e0
>[ 1613.407575]  SyS_ioctl+0x74/0x80
>[ 1613.407580]  do_syscall_64+0x79/0x220
>[ 1613.407583]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1613.407586] RIP: 0033:0x7f70a90d90f7
>[ 1613.407587] RSP: 002b:00007ffd456b9868 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1613.407590] RAX: ffffffffffffffda RBX: 000055e7edf470c0 RCX: 00007f70a90d90f7
>[ 1613.407591] RDX: 00007ffd456b98b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1613.407593] RBP: 00007ffd456b98b0 R08: 000055e7edf470c0 R09: 00007f70a939dc50
>[ 1613.407594] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[ 1613.407595] R13: 000000000000000c R14: 00007ffd456b9948 R15: 000055e7ee177d00
>[ 1615.072966] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1615.072970] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1615.072973] CPU: 5 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1615.072975] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1615.072977] Call Trace:
>[ 1615.072985]  dump_stack+0x85/0xbf
>[ 1615.072991]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1615.073001]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1615.073016]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1615.073025]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1615.073031]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1615.073043]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1615.073047]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1615.073056]  ? mutex_trylock+0xcd/0xe0
>[ 1615.073064]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1615.073104]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1615.073137]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1615.073173]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1615.073207]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1615.073240]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1615.073265]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1615.073295]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1615.073309]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1615.073322]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1615.073348]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1615.073354]  ? __pm_runtime_resume+0x54/0x90
>[ 1615.073361]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1615.073389]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1615.073396]  do_vfs_ioctl+0xa5/0x6e0
>[ 1615.073407]  SyS_ioctl+0x74/0x80
>[ 1615.073414]  do_syscall_64+0x79/0x220
>[ 1615.073418]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1615.073422] RIP: 0033:0x7f70a90d90f7
>[ 1615.073424] RSP: 002b:00007ffd456b9868 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1615.073428] RAX: ffffffffffffffda RBX: 000055e7edcbc450 RCX: 00007f70a90d90f7
>[ 1615.073430] RDX: 00007ffd456b98b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1615.073431] RBP: 00007ffd456b98b0 R08: 000055e7edcbc450 R09: 0000000000000004
>[ 1615.073433] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1615.073435] R13: 000000000000000c R14: 00007ffd456b9948 R15: 000055e7edb30d30
>[ 1625.911994] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1625.911998] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1625.912002] CPU: 4 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1625.912004] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1625.912006] Call Trace:
>[ 1625.912015]  dump_stack+0x85/0xbf
>[ 1625.912021]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1625.912032]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1625.912048]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1625.912059]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1625.912066]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1625.912080]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1625.912084]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1625.912094]  ? mutex_trylock+0xcd/0xe0
>[ 1625.912102]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1625.912142]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1625.912173]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1625.912200]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1625.912222]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1625.912244]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1625.912261]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1625.912281]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1625.912293]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1625.912301]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1625.912318]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1625.912323]  ? __pm_runtime_resume+0x54/0x90
>[ 1625.912328]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1625.912346]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1625.912351]  do_vfs_ioctl+0xa5/0x6e0
>[ 1625.912358]  SyS_ioctl+0x74/0x80
>[ 1625.912362]  do_syscall_64+0x79/0x220
>[ 1625.912365]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1625.912368] RIP: 0033:0x7f70a90d90f7
>[ 1625.912369] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1625.912372] RAX: ffffffffffffffda RBX: 000055e7ee4ba4f0 RCX: 00007f70a90d90f7
>[ 1625.912373] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1625.912374] RBP: 00007ffd456b99b0 R08: 000055e7ee4ba4f0 R09: 0000000000000004
>[ 1625.912376] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1625.912377] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7edc2a930
>[ 1626.702357] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1626.702360] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1626.702363] CPU: 2 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1626.702364] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1626.702365] Call Trace:
>[ 1626.702372]  dump_stack+0x85/0xbf
>[ 1626.702376]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1626.702385]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1626.702394]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1626.702400]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1626.702405]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1626.702413]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1626.702416]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1626.702422]  ? mutex_trylock+0xcd/0xe0
>[ 1626.702427]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1626.702463]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1626.702485]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1626.702491]  ? __lock_acquire+0x2d4/0x1340
>[ 1626.702511]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1626.702534]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1626.702555]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1626.702572]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1626.702593]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1626.702605]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1626.702614]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1626.702631]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1626.702635]  ? __pm_runtime_resume+0x54/0x90
>[ 1626.702640]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1626.702658]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1626.702663]  do_vfs_ioctl+0xa5/0x6e0
>[ 1626.702670]  SyS_ioctl+0x74/0x80
>[ 1626.702675]  do_syscall_64+0x79/0x220
>[ 1626.702678]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1626.702681] RIP: 0033:0x7f70a90d90f7
>[ 1626.702682] RSP: 002b:00007ffd456b9868 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1626.702685] RAX: ffffffffffffffda RBX: 000055e7eb666cc0 RCX: 00007f70a90d90f7
>[ 1626.702686] RDX: 00007ffd456b98b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1626.702688] RBP: 00007ffd456b98b0 R08: 000055e7eb666cc0 R09: 00007f70a939dc50
>[ 1626.702689] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[ 1626.702690] R13: 000000000000000c R14: 00007ffd456b9948 R15: 000055e7edb4da40
>[ 1628.473678] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1628.473681] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1628.473684] CPU: 2 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1628.473685] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1628.473686] Call Trace:
>[ 1628.473693]  dump_stack+0x85/0xbf
>[ 1628.473697]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1628.473705]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1628.473714]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1628.473720]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1628.473724]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1628.473736]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1628.473741]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1628.473749]  ? mutex_trylock+0xcd/0xe0
>[ 1628.473754]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1628.473788]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1628.473810]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1628.473834]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1628.473857]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1628.473879]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1628.473897]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1628.473918]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1628.473930]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1628.473938]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1628.473955]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1628.473960]  ? __pm_runtime_resume+0x54/0x90
>[ 1628.473965]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1628.473983]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1628.473989]  do_vfs_ioctl+0xa5/0x6e0
>[ 1628.473996]  SyS_ioctl+0x74/0x80
>[ 1628.474001]  do_syscall_64+0x79/0x220
>[ 1628.474004]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1628.474006] RIP: 0033:0x7f70a90d90f7
>[ 1628.474008] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1628.474010] RAX: ffffffffffffffda RBX: 000055e7ebd70190 RCX: 00007f70a90d90f7
>[ 1628.474012] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1628.474013] RBP: 00007ffd456b9940 R08: 000055e7ebd70190 R09: 0000000000000004
>[ 1628.474014] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1628.474016] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ee3ac730
>[ 1629.869912] sysrq: SysRq : Show Blocked State
>[ 1629.869920]   task                        PC stack   pid father
>[ 1629.869938] kswapd0         D11064    78      2 0x80000000
>[ 1629.869943] Call Trace:
>[ 1629.869951]  ? __schedule+0x2ed/0xba0
>[ 1629.869957]  schedule+0x2f/0x90
>[ 1629.869960]  io_schedule+0x12/0x40
>[ 1629.869964]  get_request+0x38a/0xc50
>[ 1629.869971]  ? finish_wait+0x80/0x80
>[ 1629.869975]  blk_queue_bio+0x1ab/0x730
>[ 1629.869979]  ? generic_make_request+0xfd/0x3f0
>[ 1629.869982]  generic_make_request+0x12f/0x3f0
>[ 1629.869988]  ? submit_bio+0x6c/0x140
>[ 1629.869990]  submit_bio+0x6c/0x140
>[ 1629.869993]  ? get_swap_bio+0xcf/0x120
>[ 1629.869996]  __swap_writepage+0x13b/0x480
>[ 1629.870001]  ? __frontswap_store+0xdc/0x120
>[ 1629.870006]  pageout.isra.52+0x148/0x490
>[ 1629.870013]  shrink_page_list+0xbbe/0xf20
>[ 1629.870022]  shrink_inactive_list+0x2ea/0x7b0
>[ 1629.870031]  shrink_node_memcg+0x36c/0x780
>[ 1629.870042]  ? shrink_node+0x140/0x360
>[ 1629.870045]  shrink_node+0x140/0x360
>[ 1629.870051]  kswapd+0x2e3/0x8f0
>[ 1629.870059]  ? mem_cgroup_shrink_node+0x320/0x320
>[ 1629.870062]  kthread+0x121/0x140
>[ 1629.870064]  ? kthread_create_worker_on_cpu+0x70/0x70
>[ 1629.870068]  ret_from_fork+0x3a/0x50
>[ 1629.870170] gnome-shell     D10344  2278   2195 0x00000000
>[ 1629.870174] Call Trace:
>[ 1629.870178]  ? __schedule+0x2ed/0xba0
>[ 1629.870183]  schedule+0x2f/0x90
>[ 1629.870185]  io_schedule+0x12/0x40
>[ 1629.870188]  get_request+0x38a/0xc50
>[ 1629.870194]  ? finish_wait+0x80/0x80
>[ 1629.870198]  blk_queue_bio+0x1ab/0x730
>[ 1629.870202]  ? generic_make_request+0xfd/0x3f0
>[ 1629.870205]  generic_make_request+0x12f/0x3f0
>[ 1629.870210]  ? submit_bio+0x6c/0x140
>[ 1629.870212]  submit_bio+0x6c/0x140
>[ 1629.870214]  ? get_swap_bio+0xcf/0x120
>[ 1629.870217]  __swap_writepage+0x13b/0x480
>[ 1629.870222]  ? __frontswap_store+0xdc/0x120
>[ 1629.870226]  pageout.isra.52+0x148/0x490
>[ 1629.870233]  shrink_page_list+0xbbe/0xf20
>[ 1629.870242]  shrink_inactive_list+0x2ea/0x7b0
>[ 1629.870250]  shrink_node_memcg+0x36c/0x780
>[ 1629.870256]  ? mem_cgroup_iter+0x142/0x520
>[ 1629.870263]  ? shrink_node+0x140/0x360
>[ 1629.870265]  shrink_node+0x140/0x360
>[ 1629.870272]  do_try_to_free_pages+0xca/0x350
>[ 1629.870277]  try_to_free_pages+0x140/0x350
>[ 1629.870283]  __alloc_pages_slowpath+0x43c/0x1070
>[ 1629.870294]  __alloc_pages_nodemask+0x383/0x410
>[ 1629.870301]  __get_free_pages+0x10/0x40
>[ 1629.870304]  __pollwait+0x4d/0xe0
>[ 1629.870308]  timerfd_poll+0x32/0x60
>[ 1629.870310]  do_sys_poll+0x278/0x5a0
>[ 1629.870324]  ? sock_def_readable+0xba/0x2b0
>[ 1629.870328]  ? poll_initwait+0x40/0x40
>[ 1629.870333]  ? set_fd_set.part.1+0x50/0x50
>[ 1629.870337]  ? set_fd_set.part.1+0x50/0x50
>[ 1629.870341]  ? set_fd_set.part.1+0x50/0x50
>[ 1629.870345]  ? set_fd_set.part.1+0x50/0x50
>[ 1629.870349]  ? set_fd_set.part.1+0x50/0x50
>[ 1629.870352]  ? set_fd_set.part.1+0x50/0x50
>[ 1629.870356]  ? set_fd_set.part.1+0x50/0x50
>[ 1629.870360]  ? set_fd_set.part.1+0x50/0x50
>[ 1629.870364]  ? set_fd_set.part.1+0x50/0x50
>[ 1629.870370]  ? SyS_poll+0x94/0x130
>[ 1629.870372]  SyS_poll+0x94/0x130
>[ 1629.870375]  do_syscall_64+0x79/0x220
>[ 1629.870378]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1629.870381] RIP: 0033:0x7f70a90d7c6b
>[ 1629.870382] RSP: 002b:00007ffd456bac70 EFLAGS: 00000293 ORIG_RAX: 0000000000000007
>[ 1629.870385] RAX: ffffffffffffffda RBX: 000055e7eb4aa6e0 RCX: 00007f70a90d7c6b
>[ 1629.870386] RDX: 00000000000001f4 RSI: 0000000000000011 RDI: 000055e7eb4aa6e0
>[ 1629.870388] RBP: 0000000000000011 R08: 0000000000000000 R09: 000055e7edc3e784
>[ 1629.870389] R10: 000055e7eb58e6a0 R11: 0000000000000293 R12: 000055e7eb4aa6e0
>[ 1629.870390] R13: 00000000000001f4 R14: 00007f70ab160450 R15: 0000000000000013
>[ 1629.870462] tracker-store   D10664  2797   2164 0x00000000
>[ 1629.870466] Call Trace:
>[ 1629.870470]  ? __schedule+0x2ed/0xba0
>[ 1629.870476]  schedule+0x2f/0x90
>[ 1629.870478]  io_schedule+0x12/0x40
>[ 1629.870480]  __lock_page_or_retry+0x1d7/0x360
>[ 1629.870484]  ? page_cache_tree_insert+0x130/0x130
>[ 1629.870489]  do_swap_page+0x80e/0xa00
>[ 1629.870495]  __handle_mm_fault+0x7e3/0x1230
>[ 1629.870503]  handle_mm_fault+0x198/0x3a0
>[ 1629.870507]  __do_page_fault+0x28c/0x530
>[ 1629.870513]  do_page_fault+0x32/0x290
>[ 1629.870517]  page_fault+0x25/0x50
>[ 1629.870520] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20
>[ 1629.870521] RSP: 0018:ffff9f590ca9bcc8 EFLAGS: 00010206
>[ 1629.870524] RAX: 00007ffffffff000 RBX: ffff8c5c20384000 RCX: 0000000000001000
>[ 1629.870525] RDX: 0000000000001000 RSI: ffff8c5c20384000 RDI: 0000561a11e8d808
>[ 1629.870526] RBP: 0000000000001000 R08: ffff9f590ca9be48 R09: 0000000000000005
>[ 1629.870528] R10: ffff9f590ca9bc70 R11: 0000000000000000 R12: ffff9f590ca9be80
>[ 1629.870529] R13: ffff8c5c20384000 R14: 0000000000001000 R15: 0000000000000000
>[ 1629.870538]  copyout+0x30/0x40
>[ 1629.870540]  copy_page_to_iter+0x12c/0x340
>[ 1629.870544]  generic_file_read_iter+0x4d3/0xdb0
>[ 1629.870551]  ? page_cache_tree_insert+0x130/0x130
>[ 1629.870584]  xfs_file_buffered_aio_read+0x65/0x1a0 [xfs]
>[ 1629.870606]  xfs_file_read_iter+0x64/0xc0 [xfs]
>[ 1629.870611]  __vfs_read+0x102/0x170
>[ 1629.870617]  vfs_read+0x9e/0x150
>[ 1629.870620]  SyS_pread64+0x93/0xb0
>[ 1629.870623]  ? trace_hardirqs_off_thunk+0x1a/0x1c
>[ 1629.870627]  do_syscall_64+0x79/0x220
>[ 1629.870630]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1629.870632] RIP: 0033:0x7f8681df9873
>[ 1629.870633] RSP: 002b:00007ffca5075a40 EFLAGS: 00000293 ORIG_RAX: 0000000000000011
>[ 1629.870635] RAX: ffffffffffffffda RBX: 0000000000001000 RCX: 00007f8681df9873
>[ 1629.870637] RDX: 0000000000001000 RSI: 0000561a11e8d808 RDI: 0000000000000008
>[ 1629.870638] RBP: 0000000000001000 R08: 0000561a11e8d808 R09: 000000000ff00fff
>[ 1629.870639] R10: 0000000001bf7000 R11: 0000000000000293 R12: 0000000000000000
>[ 1629.870641] R13: 0000561a11e8d808 R14: 0000000001bf7000 R15: 0000561a11bc3580
>[ 1629.870691] qemu-system-x86 D10840  4046      1 0x00000000
>[ 1629.870695] Call Trace:
>[ 1629.870699]  ? __schedule+0x2ed/0xba0
>[ 1629.870701]  ? schedule_timeout+0x1df/0x540
>[ 1629.870706]  schedule+0x2f/0x90
>[ 1629.870708]  schedule_timeout+0x1e4/0x540
>[ 1629.870713]  ? __next_timer_interrupt+0xc0/0xc0
>[ 1629.870719]  io_schedule_timeout+0x19/0x40
>[ 1629.870723]  wait_iff_congested+0x1c3/0x240
>[ 1629.870727]  ? finish_wait+0x80/0x80
>[ 1629.870731]  shrink_inactive_list+0x740/0x7b0
>[ 1629.870766]  shrink_node_memcg+0x36c/0x780
>[ 1629.870782]  ? mem_cgroup_iter+0x142/0x520
>[ 1629.870790]  ? shrink_node+0x140/0x360
>[ 1629.870792]  shrink_node+0x140/0x360
>[ 1629.870798]  do_try_to_free_pages+0xca/0x350
>[ 1629.870803]  try_to_free_pages+0x140/0x350
>[ 1629.870809]  __alloc_pages_slowpath+0x43c/0x1070
>[ 1629.870821]  __alloc_pages_nodemask+0x383/0x410
>[ 1629.870828]  __get_free_pages+0x10/0x40
>[ 1629.870831]  __pollwait+0x4d/0xe0
>[ 1629.870835]  unix_poll+0x28/0xb0
>[ 1629.870838]  sock_poll+0x70/0x90
>[ 1629.870842]  do_sys_poll+0x278/0x5a0
>[ 1629.870857]  ? poll_initwait+0x40/0x40
>[ 1629.870862]  ? set_fd_set.part.1+0x50/0x50
>[ 1629.870866]  ? set_fd_set.part.1+0x50/0x50
>[ 1629.870870]  ? set_fd_set.part.1+0x50/0x50
>[ 1629.870874]  ? set_fd_set.part.1+0x50/0x50
>[ 1629.870877]  ? set_fd_set.part.1+0x50/0x50
>[ 1629.870881]  ? set_fd_set.part.1+0x50/0x50
>[ 1629.870885]  ? set_fd_set.part.1+0x50/0x50
>[ 1629.870889]  ? set_fd_set.part.1+0x50/0x50
>[ 1629.870893]  ? set_fd_set.part.1+0x50/0x50
>[ 1629.870897]  ? ktime_get_ts64+0xb1/0x170
>[ 1629.870901]  ? SyS_ppoll+0x15f/0x190
>[ 1629.870904]  SyS_ppoll+0x15f/0x190
>[ 1629.870910]  do_syscall_64+0x79/0x220
>[ 1629.870913]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1629.870914] RIP: 0033:0x7fb2183c1d66
>[ 1629.870916] RSP: 002b:00007fffe989d530 EFLAGS: 00000293 ORIG_RAX: 000000000000010f
>[ 1629.870918] RAX: ffffffffffffffda RBX: 00007fffe989d550 RCX: 00007fb2183c1d66
>[ 1629.870919] RDX: 00007fffe989d550 RSI: 000000000000004e RDI: 0000557517ce0cb0
>[ 1629.870921] RBP: 0000557516319bd0 R08: 0000000000000008 R09: 0000000000000000
>[ 1629.870922] R10: 0000000000000000 R11: 0000000000000293 R12: 00007fffe989d5b4
>[ 1629.870923] R13: 0000557516319bd0 R14: 0000000080000000 R15: 0000000000000000
>[ 1629.870931] CPU 0/KVM       D10216  4080      1 0x00000000
>[ 1629.870935] Call Trace:
>[ 1629.870939]  ? __schedule+0x2ed/0xba0
>[ 1629.870942]  ? _raw_spin_unlock_irqrestore+0x32/0x60
>[ 1629.870946]  schedule+0x2f/0x90
>[ 1629.870948]  schedule_timeout+0x1e4/0x540
>[ 1629.870951]  ? blk_flush_plug_list+0x298/0x2b0
>[ 1629.870954]  ? __next_timer_interrupt+0xc0/0xc0
>[ 1629.870960]  io_schedule_timeout+0x19/0x40
>[ 1629.870963]  wait_iff_congested+0x1c3/0x240
>[ 1629.870966]  ? finish_wait+0x80/0x80
>[ 1629.870970]  shrink_inactive_list+0x740/0x7b0
>[ 1629.870978]  shrink_node_memcg+0x36c/0x780
>[ 1629.870984]  ? mem_cgroup_iter+0x142/0x520
>[ 1629.870991]  ? shrink_node+0x140/0x360
>[ 1629.870993]  shrink_node+0x140/0x360
>[ 1629.870999]  do_try_to_free_pages+0xca/0x350
>[ 1629.871004]  try_to_free_pages+0x140/0x350
>[ 1629.871010]  __alloc_pages_slowpath+0x43c/0x1070
>[ 1629.871022]  __alloc_pages_nodemask+0x383/0x410
>[ 1629.871028]  alloc_pages_vma+0x7c/0x200
>[ 1629.871032]  __read_swap_cache_async+0x173/0x2b0
>[ 1629.871038]  read_swap_cache_async+0x28/0x60
>[ 1629.871041]  do_swap_page_readahead+0x1b1/0x270
>[ 1629.871046]  ? pagecache_get_page+0x30/0x350
>[ 1629.871051]  ? do_swap_page+0x2a3/0xa00
>[ 1629.871052]  do_swap_page+0x2a3/0xa00
>[ 1629.871058]  __handle_mm_fault+0x7e3/0x1230
>[ 1629.871066]  handle_mm_fault+0x198/0x3a0
>[ 1629.871070]  __get_user_pages+0x1d0/0x790
>[ 1629.871077]  get_user_pages_unlocked+0x146/0x1d0
>[ 1629.871095]  __gfn_to_pfn_memslot+0x115/0x410 [kvm]
>[ 1629.871109]  try_async_pf+0x67/0x3b0 [kvm]
>[ 1629.871122]  tdp_page_fault+0x13e/0x290 [kvm]
>[ 1629.871134]  kvm_mmu_page_fault+0x59/0x140 [kvm]
>[ 1629.871144]  kvm_arch_vcpu_ioctl_run+0x7e7/0x1b90 [kvm]
>[ 1629.871147]  ? __lock_acquire+0x2d4/0x1340
>[ 1629.871152]  ? _copy_to_user+0x56/0x70
>[ 1629.871161]  ? kvm_vcpu_ioctl+0x333/0x6b0 [kvm]
>[ 1629.871167]  kvm_vcpu_ioctl+0x333/0x6b0 [kvm]
>[ 1629.871170]  ? do_futex+0x463/0xb20
>[ 1629.871176]  do_vfs_ioctl+0xa5/0x6e0
>[ 1629.871183]  SyS_ioctl+0x74/0x80
>[ 1629.871187]  do_syscall_64+0x79/0x220
>[ 1629.871190]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1629.871191] RIP: 0033:0x7fb2183c30f7
>[ 1629.871192] RSP: 002b:00007fb208864878 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1629.871195] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fb2183c30f7
>[ 1629.871196] RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000013
>[ 1629.871198] RBP: 0000557514195e40 R08: 00005575141b01f0 R09: 00000000000000ff
>[ 1629.871199] R10: 0000000000000001 R11: 0000000000000246 R12: 00005575163835d6
>[ 1629.871200] R13: 0000000000000000 R14: 00007fb221a90000 R15: 0000557516383540
>[ 1629.871216] firefox         D11176  5360   5326 0x00000000
>[ 1629.871220] Call Trace:
>[ 1629.871224]  ? __schedule+0x2ed/0xba0
>[ 1629.871229]  schedule+0x2f/0x90
>[ 1629.871231]  io_schedule+0x12/0x40
>[ 1629.871234]  get_request+0x38a/0xc50
>[ 1629.871240]  ? finish_wait+0x80/0x80
>[ 1629.871244]  blk_queue_bio+0x1ab/0x730
>[ 1629.871248]  ? generic_make_request+0xfd/0x3f0
>[ 1629.871251]  generic_make_request+0x12f/0x3f0
>[ 1629.871257]  ? submit_bio+0x6c/0x140
>[ 1629.871259]  submit_bio+0x6c/0x140
>[ 1629.871260]  ? get_swap_bio+0xcf/0x120
>[ 1629.871264]  __swap_writepage+0x13b/0x480
>[ 1629.871268]  ? __frontswap_store+0xdc/0x120
>[ 1629.871273]  pageout.isra.52+0x148/0x490
>[ 1629.871280]  shrink_page_list+0xbbe/0xf20
>[ 1629.871289]  shrink_inactive_list+0x2ea/0x7b0
>[ 1629.871297]  shrink_node_memcg+0x36c/0x780
>[ 1629.871302]  ? mem_cgroup_iter+0x142/0x520
>[ 1629.871310]  ? shrink_node+0x140/0x360
>[ 1629.871312]  shrink_node+0x140/0x360
>[ 1629.871318]  do_try_to_free_pages+0xca/0x350
>[ 1629.871323]  try_to_free_pages+0x140/0x350
>[ 1629.871329]  __alloc_pages_slowpath+0x43c/0x1070
>[ 1629.871341]  __alloc_pages_nodemask+0x383/0x410
>[ 1629.871346]  alloc_pages_vma+0x7c/0x200
>[ 1629.871350]  __read_swap_cache_async+0x173/0x2b0
>[ 1629.871355]  read_swap_cache_async+0x28/0x60
>[ 1629.871358]  do_swap_page_readahead+0x1b1/0x270
>[ 1629.871363]  ? pagecache_get_page+0x30/0x350
>[ 1629.871367]  ? do_swap_page+0x2a3/0xa00
>[ 1629.871369]  do_swap_page+0x2a3/0xa00
>[ 1629.871372]  ? do_wp_page+0x165/0x4c0
>[ 1629.871376]  __handle_mm_fault+0x7e3/0x1230
>[ 1629.871384]  handle_mm_fault+0x198/0x3a0
>[ 1629.871388]  __do_page_fault+0x28c/0x530
>[ 1629.871394]  do_page_fault+0x32/0x290
>[ 1629.871397]  ? page_fault+0x2f/0x50
>[ 1629.871399]  page_fault+0x45/0x50
>[ 1629.871400] RIP: 393d5400:0x7ffead08e840
>[ 1629.871402] RSP: 0086:00007ffead08e700 EFLAGS: 00000006
>[ 1629.871417] mozStorage #1   D10600  5511   5326 0x00000000
>[ 1629.871421] Call Trace:
>[ 1629.871425]  ? __schedule+0x2ed/0xba0
>[ 1629.871430]  schedule+0x2f/0x90
>[ 1629.871432]  io_schedule+0x12/0x40
>[ 1629.871434]  get_request+0x38a/0xc50
>[ 1629.871440]  ? finish_wait+0x80/0x80
>[ 1629.871445]  blk_queue_bio+0x1ab/0x730
>[ 1629.871449]  ? generic_make_request+0xfd/0x3f0
>[ 1629.871451]  generic_make_request+0x12f/0x3f0
>[ 1629.871457]  ? submit_bio+0x6c/0x140
>[ 1629.871459]  submit_bio+0x6c/0x140
>[ 1629.871461]  ? get_swap_bio+0xcf/0x120
>[ 1629.871464]  __swap_writepage+0x13b/0x480
>[ 1629.871468]  ? __frontswap_store+0xdc/0x120
>[ 1629.871473]  pageout.isra.52+0x148/0x490
>[ 1629.871480]  shrink_page_list+0xbbe/0xf20
>[ 1629.871488]  shrink_inactive_list+0x2ea/0x7b0
>[ 1629.871497]  shrink_node_memcg+0x36c/0x780
>[ 1629.871502]  ? mem_cgroup_iter+0x142/0x520
>[ 1629.871509]  ? shrink_node+0x140/0x360
>[ 1629.871511]  shrink_node+0x140/0x360
>[ 1629.871517]  do_try_to_free_pages+0xca/0x350
>[ 1629.871522]  try_to_free_pages+0x140/0x350
>[ 1629.871528]  __alloc_pages_slowpath+0x43c/0x1070
>[ 1629.871539]  __alloc_pages_nodemask+0x383/0x410
>[ 1629.871544]  alloc_pages_vma+0x7c/0x200
>[ 1629.871548]  __read_swap_cache_async+0x173/0x2b0
>[ 1629.871553]  read_swap_cache_async+0x28/0x60
>[ 1629.871556]  do_swap_page_readahead+0x1b1/0x270
>[ 1629.871561]  ? pagecache_get_page+0x30/0x350
>[ 1629.871565]  ? do_swap_page+0x2a3/0xa00
>[ 1629.871567]  do_swap_page+0x2a3/0xa00
>[ 1629.871570]  ? tick_irq_enter+0x31/0xe0
>[ 1629.871574]  __handle_mm_fault+0x7e3/0x1230
>[ 1629.871582]  handle_mm_fault+0x198/0x3a0
>[ 1629.871585]  __do_page_fault+0x28c/0x530
>[ 1629.871591]  do_page_fault+0x32/0x290
>[ 1629.871593]  ? page_fault+0x2f/0x50
>[ 1629.871595]  page_fault+0x45/0x50
>[ 1629.871597] RIP: 0178:0x7f115c400020
>[ 1629.871598] RSP: 0180:00007f111dbfe390 EFLAGS: 7f115c400000
>[ 1629.871631] Web Content     D11704  5987   5374 0x00000100
>[ 1629.871635] Call Trace:
>[ 1629.871638]  ? __schedule+0x2ed/0xba0
>[ 1629.871644]  schedule+0x2f/0x90
>[ 1629.871646]  io_schedule+0x12/0x40
>[ 1629.871648]  get_request+0x38a/0xc50
>[ 1629.871654]  ? finish_wait+0x80/0x80
>[ 1629.871658]  blk_queue_bio+0x1ab/0x730
>[ 1629.871662]  ? generic_make_request+0xfd/0x3f0
>[ 1629.871665]  generic_make_request+0x12f/0x3f0
>[ 1629.871670]  ? submit_bio+0x6c/0x140
>[ 1629.871672]  submit_bio+0x6c/0x140
>[ 1629.871674]  ? get_swap_bio+0xcf/0x120
>[ 1629.871677]  __swap_writepage+0x13b/0x480
>[ 1629.871681]  ? __frontswap_store+0xdc/0x120
>[ 1629.871696]  pageout.isra.52+0x148/0x490
>[ 1629.871703]  shrink_page_list+0xbbe/0xf20
>[ 1629.871712]  shrink_inactive_list+0x2ea/0x7b0
>[ 1629.871721]  shrink_node_memcg+0x36c/0x780
>[ 1629.871732]  ? shrink_node+0x140/0x360
>[ 1629.871734]  shrink_node+0x140/0x360
>[ 1629.871749]  do_try_to_free_pages+0xca/0x350
>[ 1629.871754]  try_to_free_pages+0x140/0x350
>[ 1629.871760]  __alloc_pages_slowpath+0x43c/0x1070
>[ 1629.871771]  __alloc_pages_nodemask+0x383/0x410
>[ 1629.871777]  alloc_pages_vma+0x7c/0x200
>[ 1629.871781]  __handle_mm_fault+0x8ea/0x1230
>[ 1629.871788]  handle_mm_fault+0x198/0x3a0
>[ 1629.871792]  __do_page_fault+0x28c/0x530
>[ 1629.871798]  do_page_fault+0x32/0x290
>[ 1629.871801]  ? page_fault+0x2f/0x50
>[ 1629.871803]  page_fault+0x45/0x50
>[ 1629.871804] RIP: 0000:0x7f328b0de270
>[ 1629.871806] RSP: 2710:00007ffed96970b0 EFLAGS: 000009c4
>[ 1631.319050] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1631.319053] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1631.319056] CPU: 3 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1631.319057] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1631.319058] Call Trace:
>[ 1631.319065]  dump_stack+0x85/0xbf
>[ 1631.319070]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1631.319077]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1631.319087]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1631.319093]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1631.319097]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1631.319105]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1631.319108]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1631.319114]  ? mutex_trylock+0xcd/0xe0
>[ 1631.319119]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1631.319153]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1631.319176]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1631.319181]  ? __lock_acquire+0x2d4/0x1340
>[ 1631.319202]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1631.319225]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1631.319247]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1631.319264]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1631.319285]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1631.319297]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1631.319305]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1631.319322]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1631.319327]  ? __pm_runtime_resume+0x54/0x90
>[ 1631.319331]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1631.319349]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1631.319355]  do_vfs_ioctl+0xa5/0x6e0
>[ 1631.319361]  SyS_ioctl+0x74/0x80
>[ 1631.319366]  do_syscall_64+0x79/0x220
>[ 1631.319369]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1631.319372] RIP: 0033:0x7f70a90d90f7
>[ 1631.319373] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1631.319376] RAX: ffffffffffffffda RBX: 000055e7ee1496c0 RCX: 00007f70a90d90f7
>[ 1631.319377] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1631.319378] RBP: 00007ffd456b9940 R08: 000055e7ee1496c0 R09: 00007f70a939dc50
>[ 1631.319380] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[ 1631.319381] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7eddf6600
>[ 1632.939543] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1632.939546] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1632.939549] CPU: 5 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1632.939550] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1632.939552] Call Trace:
>[ 1632.939558]  dump_stack+0x85/0xbf
>[ 1632.939563]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1632.939570]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1632.939579]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1632.939585]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1632.939589]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1632.939597]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1632.939601]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1632.939606]  ? mutex_trylock+0xcd/0xe0
>[ 1632.939612]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1632.939646]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1632.939667]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1632.939690]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1632.939713]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1632.939734]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1632.939751]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1632.939782]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1632.939803]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1632.939812]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1632.939839]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1632.939843]  ? __pm_runtime_resume+0x54/0x90
>[ 1632.939848]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1632.939866]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1632.939871]  do_vfs_ioctl+0xa5/0x6e0
>[ 1632.939878]  SyS_ioctl+0x74/0x80
>[ 1632.939883]  do_syscall_64+0x79/0x220
>[ 1632.939886]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1632.939888] RIP: 0033:0x7f70a90d90f7
>[ 1632.939890] RSP: 002b:00007ffd456b9868 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1632.939892] RAX: ffffffffffffffda RBX: 000055e7eb4bef20 RCX: 00007f70a90d90f7
>[ 1632.939893] RDX: 00007ffd456b98b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1632.939895] RBP: 00007ffd456b98b0 R08: 000055e7eb4bef20 R09: 0000000000000004
>[ 1632.939896] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1632.939897] R13: 000000000000000c R14: 00007ffd456b9948 R15: 000055e7ebbc1000
>[ 1637.386580] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1637.386582] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1637.386585] CPU: 3 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1637.386586] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1637.386588] Call Trace:
>[ 1637.386595]  dump_stack+0x85/0xbf
>[ 1637.386599]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1637.386607]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1637.386616]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1637.386623]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1637.386627]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1637.386635]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1637.386638]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1637.386644]  ? mutex_trylock+0xcd/0xe0
>[ 1637.386650]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1637.386682]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1637.386704]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1637.386728]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1637.386751]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1637.386773]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1637.386808]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1637.386831]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1637.386843]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1637.386851]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1637.386867]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1637.386872]  ? __pm_runtime_resume+0x54/0x90
>[ 1637.386877]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1637.386905]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1637.386910]  do_vfs_ioctl+0xa5/0x6e0
>[ 1637.386916]  SyS_ioctl+0x74/0x80
>[ 1637.386921]  do_syscall_64+0x79/0x220
>[ 1637.386924]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1637.386927] RIP: 0033:0x7f70a90d90f7
>[ 1637.386928] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1637.386931] RAX: ffffffffffffffda RBX: 000055e7ee38c6e0 RCX: 00007f70a90d90f7
>[ 1637.386932] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1637.386933] RBP: 00007ffd456b9940 R08: 000055e7ee38c6e0 R09: 0000000000000004
>[ 1637.386934] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1637.386935] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7edcfb560
>[ 1638.172782] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1638.172796] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1638.172800] CPU: 2 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1638.172802] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1638.172804] Call Trace:
>[ 1638.172812]  dump_stack+0x85/0xbf
>[ 1638.172818]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1638.172830]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1638.172845]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1638.172855]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1638.172862]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1638.172875]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1638.172880]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1638.172889]  ? mutex_trylock+0xcd/0xe0
>[ 1638.172897]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1638.172936]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1638.172969]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1638.173008]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1638.173045]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1638.173079]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1638.173105]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1638.173137]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1638.173151]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1638.173165]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1638.173191]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1638.173199]  ? __pm_runtime_resume+0x54/0x90
>[ 1638.173206]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1638.173235]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1638.173243]  do_vfs_ioctl+0xa5/0x6e0
>[ 1638.173254]  SyS_ioctl+0x74/0x80
>[ 1638.173262]  do_syscall_64+0x79/0x220
>[ 1638.173267]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1638.173270] RIP: 0033:0x7f70a90d90f7
>[ 1638.173272] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1638.173276] RAX: ffffffffffffffda RBX: 000055e7edf59190 RCX: 00007f70a90d90f7
>[ 1638.173278] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1638.173280] RBP: 00007ffd456b99b0 R08: 000055e7edf59190 R09: 0000000000000004
>[ 1638.173282] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1638.173284] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7ef11c2c0
>[ 1638.563536] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1638.563540] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1638.563544] CPU: 5 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1638.563545] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1638.563546] Call Trace:
>[ 1638.563553]  dump_stack+0x85/0xbf
>[ 1638.563558]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1638.563566]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1638.563575]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1638.563582]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1638.563586]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1638.563595]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1638.563598]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1638.563604]  ? mutex_trylock+0xcd/0xe0
>[ 1638.563609]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1638.563642]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1638.563663]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1638.563687]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1638.563710]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1638.563732]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1638.563749]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1638.563771]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1638.563783]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1638.563795]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1638.563813]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1638.563818]  ? __pm_runtime_resume+0x54/0x90
>[ 1638.563823]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1638.563841]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1638.563847]  do_vfs_ioctl+0xa5/0x6e0
>[ 1638.563853]  SyS_ioctl+0x74/0x80
>[ 1638.563859]  do_syscall_64+0x79/0x220
>[ 1638.563862]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1638.563864] RIP: 0033:0x7f70a90d90f7
>[ 1638.563866] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1638.563868] RAX: ffffffffffffffda RBX: 000055e7edcb73c0 RCX: 00007f70a90d90f7
>[ 1638.563870] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1638.563871] RBP: 00007ffd456b9940 R08: 000055e7edcb73c0 R09: 0000000000000004
>[ 1638.563872] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1638.563874] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ede531b0
>[ 1640.762269] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1640.762274] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1640.762277] CPU: 0 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1640.762279] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1640.762281] Call Trace:
>[ 1640.762289]  dump_stack+0x85/0xbf
>[ 1640.762295]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1640.762307]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1640.762323]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1640.762334]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1640.762341]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1640.762355]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1640.762360]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1640.762369]  ? mutex_trylock+0xcd/0xe0
>[ 1640.762377]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1640.762417]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1640.762448]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1640.762487]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1640.762523]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1640.762558]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1640.762584]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1640.762618]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1640.762632]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1640.762646]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1640.762674]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1640.762681]  ? __pm_runtime_resume+0x54/0x90
>[ 1640.762689]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1640.762719]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1640.762727]  do_vfs_ioctl+0xa5/0x6e0
>[ 1640.762739]  SyS_ioctl+0x74/0x80
>[ 1640.762746]  do_syscall_64+0x79/0x220
>[ 1640.762751]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1640.762755] RIP: 0033:0x7f70a90d90f7
>[ 1640.762757] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1640.762761] RAX: ffffffffffffffda RBX: 000055e7ebcee940 RCX: 00007f70a90d90f7
>[ 1640.762763] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1640.762765] RBP: 00007ffd456b99b0 R08: 000055e7ebcee940 R09: 0000000000000004
>[ 1640.762768] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1640.762770] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7eda8c930
>[ 1641.732628] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1641.732631] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1641.732634] CPU: 5 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1641.732635] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1641.732637] Call Trace:
>[ 1641.732643]  dump_stack+0x85/0xbf
>[ 1641.732648]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1641.732656]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1641.732665]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1641.732671]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1641.732675]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1641.732683]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1641.732686]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1641.732692]  ? mutex_trylock+0xcd/0xe0
>[ 1641.732698]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1641.732730]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1641.732752]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1641.732775]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1641.732799]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1641.732834]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1641.732851]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1641.732872]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1641.732883]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1641.732892]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1641.732909]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1641.732914]  ? __pm_runtime_resume+0x54/0x90
>[ 1641.732919]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1641.732937]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1641.732942]  do_vfs_ioctl+0xa5/0x6e0
>[ 1641.732949]  SyS_ioctl+0x74/0x80
>[ 1641.732954]  do_syscall_64+0x79/0x220
>[ 1641.732957]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1641.732960] RIP: 0033:0x7f70a90d90f7
>[ 1641.732961] RSP: 002b:00007ffd456b9868 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1641.732964] RAX: ffffffffffffffda RBX: 000055e7ee516d00 RCX: 00007f70a90d90f7
>[ 1641.732965] RDX: 00007ffd456b98b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1641.732966] RBP: 00007ffd456b98b0 R08: 000055e7ee516d00 R09: 0000000000000004
>[ 1641.732968] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1641.732969] R13: 000000000000000c R14: 00007ffd456b9948 R15: 000055e7ef0fb700
>[ 1642.893727] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1642.893731] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1642.893735] CPU: 7 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1642.893737] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1642.893739] Call Trace:
>[ 1642.893748]  dump_stack+0x85/0xbf
>[ 1642.893754]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1642.893766]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1642.893782]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1642.893793]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1642.893799]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1642.893812]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1642.893817]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1642.893826]  ? mutex_trylock+0xcd/0xe0
>[ 1642.893834]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1642.893887]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1642.893919]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1642.893942]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1642.893965]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1642.893986]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1642.894003]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1642.894024]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1642.894037]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1642.894045]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1642.894069]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1642.894076]  ? __pm_runtime_resume+0x54/0x90
>[ 1642.894084]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1642.894113]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1642.894121]  do_vfs_ioctl+0xa5/0x6e0
>[ 1642.894128]  SyS_ioctl+0x74/0x80
>[ 1642.894132]  do_syscall_64+0x79/0x220
>[ 1642.894135]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1642.894138] RIP: 0033:0x7f70a90d90f7
>[ 1642.894139] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1642.894142] RAX: ffffffffffffffda RBX: 000055e7ee7e9da0 RCX: 00007f70a90d90f7
>[ 1642.894143] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1642.894144] RBP: 00007ffd456b9940 R08: 000055e7ee7e9da0 R09: 0000000000000004
>[ 1642.894146] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1642.894147] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ed1db370
>[ 1643.585284] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1643.585289] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1643.585293] CPU: 6 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1643.585295] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1643.585297] Call Trace:
>[ 1643.585306]  dump_stack+0x85/0xbf
>[ 1643.585313]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1643.585324]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1643.585341]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1643.585353]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1643.585359]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1643.585374]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1643.585379]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1643.585390]  ? mutex_trylock+0xcd/0xe0
>[ 1643.585399]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1643.585440]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1643.585474]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1643.585484]  ? __lock_acquire+0x2d4/0x1340
>[ 1643.585518]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1643.585556]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1643.585593]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1643.585621]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1643.585655]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1643.585672]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1643.585686]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1643.585714]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1643.585722]  ? __pm_runtime_resume+0x54/0x90
>[ 1643.585730]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1643.585762]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1643.585770]  do_vfs_ioctl+0xa5/0x6e0
>[ 1643.585783]  SyS_ioctl+0x74/0x80
>[ 1643.585791]  do_syscall_64+0x79/0x220
>[ 1643.585796]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1643.585800] RIP: 0033:0x7f70a90d90f7
>[ 1643.585802] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1643.585807] RAX: ffffffffffffffda RBX: 000055e7ee7e9da0 RCX: 00007f70a90d90f7
>[ 1643.585809] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1643.585812] RBP: 00007ffd456b99b0 R08: 000055e7ee7e9da0 R09: 00007f70a939dc50
>[ 1643.585814] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[ 1643.585816] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7ede45c60
>[ 1645.652894] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1645.652898] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1645.652902] CPU: 0 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1645.652904] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1645.652906] Call Trace:
>[ 1645.652914]  dump_stack+0x85/0xbf
>[ 1645.652920]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1645.652931]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1645.652948]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1645.652959]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1645.652965]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1645.652979]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1645.652984]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1645.652993]  ? mutex_trylock+0xcd/0xe0
>[ 1645.653001]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1645.653040]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1645.653072]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1645.653110]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1645.653147]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1645.653181]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1645.653206]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1645.653240]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1645.653256]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1645.653269]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1645.653296]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1645.653303]  ? __pm_runtime_resume+0x54/0x90
>[ 1645.653311]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1645.653340]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1645.653347]  do_vfs_ioctl+0xa5/0x6e0
>[ 1645.653359]  SyS_ioctl+0x74/0x80
>[ 1645.653366]  do_syscall_64+0x79/0x220
>[ 1645.653371]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1645.653374] RIP: 0033:0x7f70a90d90f7
>[ 1645.653376] RSP: 002b:00007ffd456b9868 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1645.653381] RAX: ffffffffffffffda RBX: 000055e7ed8bbe50 RCX: 00007f70a90d90f7
>[ 1645.653383] RDX: 00007ffd456b98b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1645.653385] RBP: 00007ffd456b98b0 R08: 000055e7ed8bbe50 R09: 0000000000000004
>[ 1645.653387] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1645.653389] R13: 000000000000000c R14: 00007ffd456b9948 R15: 000055e7edaab100
>[ 1650.485570] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1650.485575] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1650.485579] CPU: 3 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1650.485581] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1650.485583] Call Trace:
>[ 1650.485591]  dump_stack+0x85/0xbf
>[ 1650.485597]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1650.485609]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1650.485625]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1650.485635]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1650.485642]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1650.485656]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1650.485660]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1650.485669]  ? mutex_trylock+0xcd/0xe0
>[ 1650.485678]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1650.485722]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1650.485753]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1650.485762]  ? __lock_acquire+0x2d4/0x1340
>[ 1650.485794]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1650.485829]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1650.485863]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1650.485889]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1650.485911]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1650.485924]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1650.485933]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1650.485950]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1650.485955]  ? __pm_runtime_resume+0x54/0x90
>[ 1650.485959]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1650.485977]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1650.485983]  do_vfs_ioctl+0xa5/0x6e0
>[ 1650.485990]  SyS_ioctl+0x74/0x80
>[ 1650.485995]  do_syscall_64+0x79/0x220
>[ 1650.485998]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1650.486000] RIP: 0033:0x7f70a90d90f7
>[ 1650.486002] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1650.486005] RAX: ffffffffffffffda RBX: 000055e7eda69490 RCX: 00007f70a90d90f7
>[ 1650.486006] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1650.486007] RBP: 00007ffd456b9940 R08: 000055e7eda69490 R09: 00007f70a939dc50
>[ 1650.486008] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[ 1650.486010] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ebb94050
>[ 1656.585400] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1656.585402] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1656.585405] CPU: 6 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1656.585406] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1656.585408] Call Trace:
>[ 1656.585414]  dump_stack+0x85/0xbf
>[ 1656.585419]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1656.585427]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1656.585436]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1656.585443]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1656.585447]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1656.585455]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1656.585458]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1656.585464]  ? mutex_trylock+0xcd/0xe0
>[ 1656.585469]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1656.585511]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1656.585537]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1656.585563]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1656.585589]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1656.585614]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1656.585635]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1656.585658]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1656.585673]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1656.585682]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1656.585702]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1656.585707]  ? __pm_runtime_resume+0x54/0x90
>[ 1656.585713]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1656.585735]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1656.585741]  do_vfs_ioctl+0xa5/0x6e0
>[ 1656.585748]  SyS_ioctl+0x74/0x80
>[ 1656.585753]  do_syscall_64+0x79/0x220
>[ 1656.585756]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1656.585759] RIP: 0033:0x7f70a90d90f7
>[ 1656.585760] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1656.585763] RAX: ffffffffffffffda RBX: 000055e7ebab9e50 RCX: 00007f70a90d90f7
>[ 1656.585764] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1656.585765] RBP: 00007ffd456b9940 R08: 000055e7ebab9e50 R09: 0000000000000004
>[ 1656.585767] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1656.585768] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7eba26a40
>[ 1661.632985] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1661.632988] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1661.632991] CPU: 3 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1661.632992] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1661.632994] Call Trace:
>[ 1661.633000]  dump_stack+0x85/0xbf
>[ 1661.633015]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1661.633022]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1661.633031]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1661.633037]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1661.633041]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1661.633049]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1661.633053]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1661.633058]  ? mutex_trylock+0xcd/0xe0
>[ 1661.633063]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1661.633097]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1661.633118]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1661.633141]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1661.633164]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1661.633186]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1661.633203]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1661.633223]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1661.633236]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1661.633244]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1661.633261]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1661.633265]  ? __pm_runtime_resume+0x54/0x90
>[ 1661.633271]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1661.633289]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1661.633294]  do_vfs_ioctl+0xa5/0x6e0
>[ 1661.633301]  SyS_ioctl+0x74/0x80
>[ 1661.633316]  do_syscall_64+0x79/0x220
>[ 1661.633319]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1661.633322] RIP: 0033:0x7f70a90d90f7
>[ 1661.633323] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1661.633326] RAX: ffffffffffffffda RBX: 000055e7edf43b00 RCX: 00007f70a90d90f7
>[ 1661.633327] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1661.633328] RBP: 00007ffd456b9940 R08: 000055e7edf43b00 R09: 0000000000000004
>[ 1661.633330] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1661.633331] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7edc47a70
>[ 1662.172843] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1662.172847] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1662.172851] CPU: 6 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1662.172853] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1662.172855] Call Trace:
>[ 1662.172864]  dump_stack+0x85/0xbf
>[ 1662.172870]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1662.172882]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1662.172899]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1662.172910]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1662.172917]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1662.172931]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1662.172946]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1662.172956]  ? mutex_trylock+0xcd/0xe0
>[ 1662.172965]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1662.173005]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1662.173037]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1662.173077]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1662.173115]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1662.173150]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1662.173187]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1662.173222]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1662.173238]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1662.173252]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1662.173281]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1662.173289]  ? __pm_runtime_resume+0x54/0x90
>[ 1662.173297]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1662.173329]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1662.173337]  do_vfs_ioctl+0xa5/0x6e0
>[ 1662.173350]  SyS_ioctl+0x74/0x80
>[ 1662.173358]  do_syscall_64+0x79/0x220
>[ 1662.173363]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1662.173367] RIP: 0033:0x7f70a90d90f7
>[ 1662.173369] RSP: 002b:00007ffd456b9868 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1662.173374] RAX: ffffffffffffffda RBX: 000055e7ef21a720 RCX: 00007f70a90d90f7
>[ 1662.173376] RDX: 00007ffd456b98b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1662.173378] RBP: 00007ffd456b98b0 R08: 000055e7ef21a720 R09: 0000000000000004
>[ 1662.173381] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1662.173383] R13: 000000000000000c R14: 00007ffd456b9948 R15: 000055e7edbae500
>[ 1671.732594] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1671.732600] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1671.732605] CPU: 1 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1671.732607] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1671.732609] Call Trace:
>[ 1671.732620]  dump_stack+0x85/0xbf
>[ 1671.732627]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1671.732642]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1671.732659]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1671.732671]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1671.732677]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1671.732691]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1671.732696]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1671.732706]  ? mutex_trylock+0xcd/0xe0
>[ 1671.732715]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1671.732763]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1671.732799]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1671.732844]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1671.732884]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1671.732921]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1671.732948]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1671.732981]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1671.733002]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1671.733018]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1671.733045]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1671.733053]  ? __pm_runtime_resume+0x54/0x90
>[ 1671.733062]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1671.733091]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1671.733100]  do_vfs_ioctl+0xa5/0x6e0
>[ 1671.733112]  SyS_ioctl+0x74/0x80
>[ 1671.733120]  do_syscall_64+0x79/0x220
>[ 1671.733125]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1671.733129] RIP: 0033:0x7f70a90d90f7
>[ 1671.733132] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1671.733136] RAX: ffffffffffffffda RBX: 000055e7ee4b5d80 RCX: 00007f70a90d90f7
>[ 1671.733138] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1671.733140] RBP: 00007ffd456b9940 R08: 000055e7ee4b5d80 R09: 0000000000000004
>[ 1671.733142] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1671.733144] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ed99a1d0
>[ 1675.107316] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1675.107321] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1675.107324] CPU: 2 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1675.107327] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1675.107329] Call Trace:
>[ 1675.107337]  dump_stack+0x85/0xbf
>[ 1675.107343]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1675.107355]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1675.107370]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1675.107380]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1675.107386]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1675.107399]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1675.107403]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1675.107412]  ? mutex_trylock+0xcd/0xe0
>[ 1675.107420]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1675.107462]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1675.107495]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1675.107533]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1675.107569]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1675.107604]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1675.107631]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1675.107664]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1675.107680]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1675.107693]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1675.107720]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1675.107727]  ? __pm_runtime_resume+0x54/0x90
>[ 1675.107735]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1675.107765]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1675.107773]  do_vfs_ioctl+0xa5/0x6e0
>[ 1675.107785]  SyS_ioctl+0x74/0x80
>[ 1675.107792]  do_syscall_64+0x79/0x220
>[ 1675.107797]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1675.107801] RIP: 0033:0x7f70a90d90f7
>[ 1675.107803] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1675.107808] RAX: ffffffffffffffda RBX: 000055e7ee4b5e80 RCX: 00007f70a90d90f7
>[ 1675.107810] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1675.107812] RBP: 00007ffd456b99b0 R08: 000055e7ee4b5e80 R09: 0000000000000004
>[ 1675.107814] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1675.107816] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7edbec300
>[ 1677.893900] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1677.893905] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1677.893909] CPU: 1 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1677.893911] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1677.893913] Call Trace:
>[ 1677.893922]  dump_stack+0x85/0xbf
>[ 1677.893928]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1677.893938]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1677.893953]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1677.893964]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1677.893970]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1677.893984]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1677.893989]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1677.893999]  ? mutex_trylock+0xcd/0xe0
>[ 1677.894007]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1677.894051]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1677.894084]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1677.894122]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1677.894158]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1677.894192]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1677.894219]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1677.894252]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1677.894269]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1677.894282]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1677.894310]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1677.894317]  ? __pm_runtime_resume+0x54/0x90
>[ 1677.894325]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1677.894355]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1677.894363]  do_vfs_ioctl+0xa5/0x6e0
>[ 1677.894375]  SyS_ioctl+0x74/0x80
>[ 1677.894382]  do_syscall_64+0x79/0x220
>[ 1677.894387]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1677.894391] RIP: 0033:0x7f70a90d90f7
>[ 1677.894393] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1677.894398] RAX: ffffffffffffffda RBX: 000055e7ed12dc10 RCX: 00007f70a90d90f7
>[ 1677.894400] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1677.894402] RBP: 00007ffd456b9940 R08: 000055e7ed12dc10 R09: 0000000000000004
>[ 1677.894404] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1677.894406] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7edba9250
>[ 1679.113394] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1679.113399] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1679.113402] CPU: 5 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1679.113405] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1679.113407] Call Trace:
>[ 1679.113415]  dump_stack+0x85/0xbf
>[ 1679.113421]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1679.113433]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1679.113443]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1679.113451]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1679.113457]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1679.113471]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1679.113476]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1679.113486]  ? mutex_trylock+0xcd/0xe0
>[ 1679.113494]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1679.113537]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1679.113568]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1679.113606]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1679.113641]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1679.113675]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1679.113701]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1679.113733]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1679.113749]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1679.113763]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1679.113788]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1679.113795]  ? __pm_runtime_resume+0x54/0x90
>[ 1679.113803]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1679.113831]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1679.113839]  do_vfs_ioctl+0xa5/0x6e0
>[ 1679.113850]  SyS_ioctl+0x74/0x80
>[ 1679.113858]  do_syscall_64+0x79/0x220
>[ 1679.113862]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1679.113866] RIP: 0033:0x7f70a90d90f7
>[ 1679.113868] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1679.113872] RAX: ffffffffffffffda RBX: 000055e7edb25060 RCX: 00007f70a90d90f7
>[ 1679.113873] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1679.113875] RBP: 00007ffd456b9940 R08: 000055e7edb25060 R09: 0000000000000004
>[ 1679.113877] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1679.113879] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ee177d00
>[ 1679.621218] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1679.621222] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1679.621225] CPU: 2 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1679.621226] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1679.621227] Call Trace:
>[ 1679.621234]  dump_stack+0x85/0xbf
>[ 1679.621239]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1679.621246]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1679.621256]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1679.621263]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1679.621267]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1679.621275]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1679.621278]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1679.621284]  ? mutex_trylock+0xcd/0xe0
>[ 1679.621290]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1679.621320]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1679.621341]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1679.621365]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1679.621387]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1679.621409]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1679.621426]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1679.621447]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1679.621458]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1679.621467]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1679.621483]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1679.621488]  ? __pm_runtime_resume+0x54/0x90
>[ 1679.621493]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1679.621511]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1679.621517]  do_vfs_ioctl+0xa5/0x6e0
>[ 1679.621523]  SyS_ioctl+0x74/0x80
>[ 1679.621528]  do_syscall_64+0x79/0x220
>[ 1679.621531]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1679.621534] RIP: 0033:0x7f70a90d90f7
>[ 1679.621535] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1679.621538] RAX: ffffffffffffffda RBX: 000055e7edf5a450 RCX: 00007f70a90d90f7
>[ 1679.621539] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1679.621540] RBP: 00007ffd456b99b0 R08: 000055e7edf5a450 R09: 0000000000000004
>[ 1679.621541] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1679.621543] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7ee107350
>[ 1686.431109] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1686.431114] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1686.431118] CPU: 7 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1686.431120] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1686.431123] Call Trace:
>[ 1686.431132]  dump_stack+0x85/0xbf
>[ 1686.431138]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1686.431150]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1686.431167]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1686.431178]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1686.431185]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1686.431200]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1686.431205]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1686.431216]  ? mutex_trylock+0xcd/0xe0
>[ 1686.431225]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1686.431268]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1686.431302]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1686.431343]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1686.431382]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1686.431418]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1686.431446]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1686.431482]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1686.431498]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1686.431513]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1686.431541]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1686.431548]  ? __pm_runtime_resume+0x54/0x90
>[ 1686.431557]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1686.431589]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1686.431597]  do_vfs_ioctl+0xa5/0x6e0
>[ 1686.431609]  SyS_ioctl+0x74/0x80
>[ 1686.431617]  do_syscall_64+0x79/0x220
>[ 1686.431623]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1686.431627] RIP: 0033:0x7f70a90d90f7
>[ 1686.431629] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1686.431634] RAX: ffffffffffffffda RBX: 000055e7ee48d680 RCX: 00007f70a90d90f7
>[ 1686.431636] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1686.431638] RBP: 00007ffd456b9940 R08: 000055e7ee48d680 R09: 0000000000000004
>[ 1686.431641] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1686.431643] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ecaaf4f0
>[ 1688.052577] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1688.052582] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1688.052586] CPU: 2 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1688.052588] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1688.052590] Call Trace:
>[ 1688.052599]  dump_stack+0x85/0xbf
>[ 1688.052606]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1688.052618]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1688.052635]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1688.052646]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1688.052653]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1688.052668]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1688.052673]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1688.052683]  ? mutex_trylock+0xcd/0xe0
>[ 1688.052692]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1688.052733]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1688.052767]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1688.052807]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1688.052846]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1688.052882]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1688.052909]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1688.052943]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1688.052959]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1688.052973]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1688.053001]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1688.053008]  ? __pm_runtime_resume+0x54/0x90
>[ 1688.053017]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1688.053048]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1688.053055]  do_vfs_ioctl+0xa5/0x6e0
>[ 1688.053067]  SyS_ioctl+0x74/0x80
>[ 1688.053075]  do_syscall_64+0x79/0x220
>[ 1688.053081]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1688.053084] RIP: 0033:0x7f70a90d90f7
>[ 1688.053087] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1688.053091] RAX: ffffffffffffffda RBX: 000055e7eccdf850 RCX: 00007f70a90d90f7
>[ 1688.053094] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1688.053096] RBP: 00007ffd456b9940 R08: 000055e7eccdf850 R09: 0000000000000004
>[ 1688.053098] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1688.053100] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ebb932f0
>[ 1704.255240] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1704.255255] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1704.255258] CPU: 3 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1704.255260] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1704.255262] Call Trace:
>[ 1704.255280]  dump_stack+0x85/0xbf
>[ 1704.255286]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1704.255298]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1704.255312]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1704.255323]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1704.255329]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1704.255343]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1704.255347]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1704.255357]  ? mutex_trylock+0xcd/0xe0
>[ 1704.255365]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1704.255409]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1704.255438]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1704.255474]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1704.255508]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1704.255541]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1704.255565]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1704.255597]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1704.255612]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1704.255625]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1704.255652]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1704.255659]  ? __pm_runtime_resume+0x54/0x90
>[ 1704.255667]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1704.255696]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1704.255703]  do_vfs_ioctl+0xa5/0x6e0
>[ 1704.255715]  SyS_ioctl+0x74/0x80
>[ 1704.255723]  do_syscall_64+0x79/0x220
>[ 1704.255727]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1704.255731] RIP: 0033:0x7f70a90d90f7
>[ 1704.255733] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1704.255738] RAX: ffffffffffffffda RBX: 000055e7ebcb1c60 RCX: 00007f70a90d90f7
>[ 1704.255740] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1704.255742] RBP: 00007ffd456b9940 R08: 000055e7ebcb1c60 R09: 0000000000000004
>[ 1704.255744] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1704.255746] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7edf5d320
>[ 1714.667635] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1714.667640] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1714.667644] CPU: 0 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1714.667647] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1714.667649] Call Trace:
>[ 1714.667657]  dump_stack+0x85/0xbf
>[ 1714.667663]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1714.667676]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1714.667693]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1714.667704]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1714.667711]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1714.667725]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1714.667730]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1714.667739]  ? mutex_trylock+0xcd/0xe0
>[ 1714.667748]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1714.667789]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1714.667823]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1714.667861]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1714.667898]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1714.667933]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1714.667960]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1714.667994]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1714.668009]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1714.668023]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1714.668051]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1714.668059]  ? __pm_runtime_resume+0x54/0x90
>[ 1714.668067]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1714.668096]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1714.668103]  do_vfs_ioctl+0xa5/0x6e0
>[ 1714.668116]  SyS_ioctl+0x74/0x80
>[ 1714.668124]  do_syscall_64+0x79/0x220
>[ 1714.668129]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1714.668133] RIP: 0033:0x7f70a90d90f7
>[ 1714.668135] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1714.668140] RAX: ffffffffffffffda RBX: 000055e7edf67990 RCX: 00007f70a90d90f7
>[ 1714.668142] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1714.668144] RBP: 00007ffd456b9940 R08: 000055e7edf67990 R09: 0000000000000004
>[ 1714.668146] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1714.668148] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ec07d6b0
>[ 1715.999817] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1715.999821] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1715.999823] CPU: 1 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1715.999825] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1715.999826] Call Trace:
>[ 1715.999832]  dump_stack+0x85/0xbf
>[ 1715.999837]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1715.999844]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1715.999854]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1715.999860]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1715.999864]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1715.999872]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1715.999875]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1715.999881]  ? mutex_trylock+0xcd/0xe0
>[ 1715.999886]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1715.999920]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1715.999942]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1715.999966]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1715.999989]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1716.000011]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1716.000029]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1716.000050]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1716.000062]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1716.000070]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1716.000087]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1716.000092]  ? __pm_runtime_resume+0x54/0x90
>[ 1716.000097]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1716.000115]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1716.000120]  do_vfs_ioctl+0xa5/0x6e0
>[ 1716.000127]  SyS_ioctl+0x74/0x80
>[ 1716.000132]  do_syscall_64+0x79/0x220
>[ 1716.000135]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1716.000138] RIP: 0033:0x7f70a90d90f7
>[ 1716.000139] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1716.000142] RAX: ffffffffffffffda RBX: 000055e7ee4b9e00 RCX: 00007f70a90d90f7
>[ 1716.000143] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1716.000145] RBP: 00007ffd456b9940 R08: 000055e7ee4b9e00 R09: 0000000000000004
>[ 1716.000146] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1716.000147] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ee1584f0
>[ 1717.659232] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1717.659235] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1717.659238] CPU: 3 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1717.659239] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1717.659241] Call Trace:
>[ 1717.659248]  dump_stack+0x85/0xbf
>[ 1717.659252]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1717.659260]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1717.659269]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1717.659276]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1717.659280]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1717.659288]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1717.659291]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1717.659297]  ? mutex_trylock+0xcd/0xe0
>[ 1717.659303]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1717.659334]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1717.659356]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1717.659379]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1717.659403]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1717.659426]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1717.659443]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1717.659464]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1717.659475]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1717.659483]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1717.659501]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1717.659505]  ? __pm_runtime_resume+0x54/0x90
>[ 1717.659511]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1717.659529]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1717.659534]  do_vfs_ioctl+0xa5/0x6e0
>[ 1717.659541]  SyS_ioctl+0x74/0x80
>[ 1717.659546]  do_syscall_64+0x79/0x220
>[ 1717.659549]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1717.659552] RIP: 0033:0x7f70a90d90f7
>[ 1717.659553] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1717.659556] RAX: ffffffffffffffda RBX: 000055e7edf65000 RCX: 00007f70a90d90f7
>[ 1717.659557] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1717.659558] RBP: 00007ffd456b9940 R08: 000055e7edf65000 R09: 0000000000000004
>[ 1717.659559] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1717.659561] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ede49e00
>[ 1725.173012] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1725.173016] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1725.173018] CPU: 6 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1725.173020] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1725.173021] Call Trace:
>[ 1725.173028]  dump_stack+0x85/0xbf
>[ 1725.173033]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1725.173041]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1725.173050]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1725.173057]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1725.173061]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1725.173070]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1725.173073]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1725.173079]  ? mutex_trylock+0xcd/0xe0
>[ 1725.173085]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1725.173121]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1725.173144]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1725.173181]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1725.173214]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1725.173236]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1725.173259]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1725.173280]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1725.173303]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1725.173312]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1725.173340]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1725.173345]  ? __pm_runtime_resume+0x54/0x90
>[ 1725.173350]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1725.173378]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1725.173383]  do_vfs_ioctl+0xa5/0x6e0
>[ 1725.173390]  SyS_ioctl+0x74/0x80
>[ 1725.173395]  do_syscall_64+0x79/0x220
>[ 1725.173408]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1725.173411] RIP: 0033:0x7f70a90d90f7
>[ 1725.173412] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1725.173415] RAX: ffffffffffffffda RBX: 000055e7ee079710 RCX: 00007f70a90d90f7
>[ 1725.173416] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1725.173417] RBP: 00007ffd456b9940 R08: 000055e7ee079710 R09: 0000000000000004
>[ 1725.173419] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1725.173420] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7edad1e80
>[ 1751.266344] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1751.266347] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1751.266349] CPU: 7 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1751.266351] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1751.266352] Call Trace:
>[ 1751.266359]  dump_stack+0x85/0xbf
>[ 1751.266363]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1751.266372]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1751.266387]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1751.266393]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1751.266397]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1751.266405]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1751.266408]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1751.266414]  ? mutex_trylock+0xcd/0xe0
>[ 1751.266418]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1751.266450]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1751.266472]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1751.266496]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1751.266520]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1751.266543]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1751.266562]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1751.266585]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1751.266597]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1751.266605]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1751.266624]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1751.266629]  ? __pm_runtime_resume+0x54/0x90
>[ 1751.266634]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1751.266653]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1751.266659]  do_vfs_ioctl+0xa5/0x6e0
>[ 1751.266666]  SyS_ioctl+0x74/0x80
>[ 1751.266671]  do_syscall_64+0x79/0x220
>[ 1751.266674]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1751.266677] RIP: 0033:0x7f70a90d90f7
>[ 1751.266678] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1751.266681] RAX: ffffffffffffffda RBX: 000055e7ee4a69c0 RCX: 00007f70a90d90f7
>[ 1751.266682] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1751.266684] RBP: 00007ffd456b9940 R08: 000055e7ee4a69c0 R09: 0000000000000004
>[ 1751.266685] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1751.266686] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ef11e7d0
>[ 1755.445483] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1755.445486] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1755.445489] CPU: 2 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1755.445490] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1755.445491] Call Trace:
>[ 1755.445497]  dump_stack+0x85/0xbf
>[ 1755.445502]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1755.445510]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1755.445519]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1755.445526]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1755.445530]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1755.445538]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1755.445541]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1755.445547]  ? mutex_trylock+0xcd/0xe0
>[ 1755.445552]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1755.445584]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1755.445606]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1755.445629]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1755.445653]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1755.445674]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1755.445691]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1755.445712]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1755.445724]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1755.445732]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1755.445749]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1755.445754]  ? __pm_runtime_resume+0x54/0x90
>[ 1755.445759]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1755.445777]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1755.445783]  do_vfs_ioctl+0xa5/0x6e0
>[ 1755.445790]  SyS_ioctl+0x74/0x80
>[ 1755.445795]  do_syscall_64+0x79/0x220
>[ 1755.445798]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1755.445801] RIP: 0033:0x7f70a90d90f7
>[ 1755.445802] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1755.445805] RAX: ffffffffffffffda RBX: 000055e7edb35030 RCX: 00007f70a90d90f7
>[ 1755.445806] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1755.445808] RBP: 00007ffd456b9940 R08: 000055e7edb35030 R09: 0000000000000004
>[ 1755.445809] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1755.445810] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7eb3f2930
>[ 1755.588739] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1755.588743] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1755.588747] CPU: 0 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1755.588749] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1755.588751] Call Trace:
>[ 1755.588759]  dump_stack+0x85/0xbf
>[ 1755.588765]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1755.588776]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1755.588792]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1755.588802]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1755.588808]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1755.588821]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1755.588826]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1755.588836]  ? mutex_trylock+0xcd/0xe0
>[ 1755.588844]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1755.588882]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1755.588915]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1755.588951]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1755.588988]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1755.589021]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1755.589044]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1755.589073]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1755.589091]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1755.589104]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1755.589131]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1755.589137]  ? __pm_runtime_resume+0x54/0x90
>[ 1755.589144]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1755.589170]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1755.589177]  do_vfs_ioctl+0xa5/0x6e0
>[ 1755.589188]  SyS_ioctl+0x74/0x80
>[ 1755.589194]  do_syscall_64+0x79/0x220
>[ 1755.589199]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1755.589202] RIP: 0033:0x7f70a90d90f7
>[ 1755.589205] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1755.589209] RAX: ffffffffffffffda RBX: 000055e7edb35030 RCX: 00007f70a90d90f7
>[ 1755.589210] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1755.589212] RBP: 00007ffd456b9940 R08: 000055e7edb35030 R09: 0000000000000004
>[ 1755.589214] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1755.589216] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7eb3f2930
>[ 1756.308428] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1756.308432] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1756.308436] CPU: 7 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1756.308438] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1756.308440] Call Trace:
>[ 1756.308448]  dump_stack+0x85/0xbf
>[ 1756.308454]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1756.308466]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1756.308482]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1756.308493]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1756.308499]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1756.308513]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1756.308518]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1756.308527]  ? mutex_trylock+0xcd/0xe0
>[ 1756.308536]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1756.308577]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1756.308609]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1756.308647]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1756.308685]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1756.308713]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1756.308730]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1756.308755]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1756.308771]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1756.308786]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1756.308842]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1756.308849]  ? __pm_runtime_resume+0x54/0x90
>[ 1756.308858]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1756.308887]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1756.308895]  do_vfs_ioctl+0xa5/0x6e0
>[ 1756.308906]  SyS_ioctl+0x74/0x80
>[ 1756.308914]  do_syscall_64+0x79/0x220
>[ 1756.308918]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1756.308922] RIP: 0033:0x7f70a90d90f7
>[ 1756.308924] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1756.308929] RAX: ffffffffffffffda RBX: 000055e7ee142bd0 RCX: 00007f70a90d90f7
>[ 1756.308931] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1756.308933] RBP: 00007ffd456b99b0 R08: 000055e7ee142bd0 R09: 0000000000000004
>[ 1756.308935] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1756.308937] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7ec745800
>[ 1757.341710] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1757.341715] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1757.341719] CPU: 2 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1757.341721] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1757.341723] Call Trace:
>[ 1757.341732]  dump_stack+0x85/0xbf
>[ 1757.341739]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1757.341751]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1757.341768]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1757.341779]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1757.341786]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1757.341800]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1757.341805]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1757.341814]  ? mutex_trylock+0xcd/0xe0
>[ 1757.341823]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1757.341867]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1757.341900]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1757.341936]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1757.341969]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1757.342001]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1757.342027]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1757.342059]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1757.342076]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1757.342090]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1757.342115]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1757.342122]  ? __pm_runtime_resume+0x54/0x90
>[ 1757.342129]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1757.342157]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1757.342164]  do_vfs_ioctl+0xa5/0x6e0
>[ 1757.342175]  SyS_ioctl+0x74/0x80
>[ 1757.342182]  do_syscall_64+0x79/0x220
>[ 1757.342187]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1757.342191] RIP: 0033:0x7f70a90d90f7
>[ 1757.342193] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1757.342197] RAX: ffffffffffffffda RBX: 000055e7ebed6c90 RCX: 00007f70a90d90f7
>[ 1757.342199] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1757.342201] RBP: 00007ffd456b9940 R08: 000055e7ebed6c90 R09: 0000000000000004
>[ 1757.342203] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1757.342205] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ee155800
>[ 1759.076791] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1759.076796] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1759.076800] CPU: 1 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1759.076802] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1759.076804] Call Trace:
>[ 1759.076813]  dump_stack+0x85/0xbf
>[ 1759.076819]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1759.076830]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1759.076846]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1759.076857]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1759.076863]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1759.076877]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1759.076882]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1759.076892]  ? mutex_trylock+0xcd/0xe0
>[ 1759.076901]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1759.076943]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1759.076975]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1759.077014]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1759.077051]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1759.077086]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1759.077112]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1759.077146]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1759.077161]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1759.077175]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1759.077203]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1759.077210]  ? __pm_runtime_resume+0x54/0x90
>[ 1759.077218]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1759.077247]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1759.077255]  do_vfs_ioctl+0xa5/0x6e0
>[ 1759.077267]  SyS_ioctl+0x74/0x80
>[ 1759.077275]  do_syscall_64+0x79/0x220
>[ 1759.077280]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1759.077283] RIP: 0033:0x7f70a90d90f7
>[ 1759.077286] RSP: 002b:00007ffd456b9868 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1759.077290] RAX: ffffffffffffffda RBX: 000055e7ee4ad600 RCX: 00007f70a90d90f7
>[ 1759.077292] RDX: 00007ffd456b98b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1759.077294] RBP: 00007ffd456b98b0 R08: 000055e7ee4ad600 R09: 0000000000000004
>[ 1759.077296] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1759.077298] R13: 000000000000000c R14: 00007ffd456b9948 R15: 000055e7ef11e7d0
>[ 1759.307860] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1759.307864] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1759.307868] CPU: 6 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1759.307870] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1759.307872] Call Trace:
>[ 1759.307880]  dump_stack+0x85/0xbf
>[ 1759.307886]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1759.307897]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1759.307913]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1759.307924]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1759.307930]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1759.307943]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1759.307947]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1759.307956]  ? mutex_trylock+0xcd/0xe0
>[ 1759.307965]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1759.308002]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1759.308034]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1759.308071]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1759.308107]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1759.308139]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1759.308160]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1759.308181]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1759.308193]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1759.308201]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1759.308218]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1759.308222]  ? __pm_runtime_resume+0x54/0x90
>[ 1759.308228]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1759.308247]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1759.308252]  do_vfs_ioctl+0xa5/0x6e0
>[ 1759.308259]  SyS_ioctl+0x74/0x80
>[ 1759.308264]  do_syscall_64+0x79/0x220
>[ 1759.308267]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1759.308269] RIP: 0033:0x7f70a90d90f7
>[ 1759.308271] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1759.308273] RAX: ffffffffffffffda RBX: 000055e7ecad2b50 RCX: 00007f70a90d90f7
>[ 1759.308275] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1759.308277] RBP: 00007ffd456b9940 R08: 000055e7ecad2b50 R09: 0000000000000004
>[ 1759.308279] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1759.308282] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7eb5ed500
>[ 1759.978303] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1759.978307] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1759.978311] CPU: 6 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1759.978313] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1759.978315] Call Trace:
>[ 1759.978324]  dump_stack+0x85/0xbf
>[ 1759.978330]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1759.978341]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1759.978357]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1759.978368]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1759.978375]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1759.978389]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1759.978394]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1759.978404]  ? mutex_trylock+0xcd/0xe0
>[ 1759.978412]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1759.978451]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1759.978483]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1759.978531]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1759.978566]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1759.978595]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1759.978612]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1759.978633]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1759.978644]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1759.978652]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1759.978669]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1759.978673]  ? __pm_runtime_resume+0x54/0x90
>[ 1759.978678]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1759.978696]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1759.978701]  do_vfs_ioctl+0xa5/0x6e0
>[ 1759.978707]  SyS_ioctl+0x74/0x80
>[ 1759.978712]  do_syscall_64+0x79/0x220
>[ 1759.978716]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1759.978718] RIP: 0033:0x7f70a90d90f7
>[ 1759.978720] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1759.978722] RAX: ffffffffffffffda RBX: 000055e7ecc0db40 RCX: 00007f70a90d90f7
>[ 1759.978724] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1759.978725] RBP: 00007ffd456b9940 R08: 000055e7ecc0db40 R09: 0000000000000004
>[ 1759.978726] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1759.978727] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ee38d500
>[ 1764.329311] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1764.329315] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1764.329319] CPU: 1 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1764.329321] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1764.329323] Call Trace:
>[ 1764.329332]  dump_stack+0x85/0xbf
>[ 1764.329338]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1764.329349]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1764.329365]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1764.329376]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1764.329382]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1764.329396]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1764.329401]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1764.329411]  ? mutex_trylock+0xcd/0xe0
>[ 1764.329419]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1764.329457]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1764.329490]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1764.329529]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1764.329565]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1764.329599]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1764.329627]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1764.329659]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1764.329673]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1764.329689]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1764.329716]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1764.329723]  ? __pm_runtime_resume+0x54/0x90
>[ 1764.329731]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1764.329760]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1764.329768]  do_vfs_ioctl+0xa5/0x6e0
>[ 1764.329780]  SyS_ioctl+0x74/0x80
>[ 1764.329788]  do_syscall_64+0x79/0x220
>[ 1764.329793]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1764.329796] RIP: 0033:0x7f70a90d90f7
>[ 1764.329798] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1764.329803] RAX: ffffffffffffffda RBX: 000055e7ecc3a2f0 RCX: 00007f70a90d90f7
>[ 1764.329805] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1764.329807] RBP: 00007ffd456b99b0 R08: 000055e7ecc3a2f0 R09: 0000000000000004
>[ 1764.329809] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1764.329812] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7ee0c6710
>[ 1764.706277] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1764.706280] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1764.706282] CPU: 2 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1764.706284] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1764.706285] Call Trace:
>[ 1764.706292]  dump_stack+0x85/0xbf
>[ 1764.706296]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1764.706303]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1764.706312]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1764.706318]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1764.706322]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1764.706330]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1764.706333]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1764.706339]  ? mutex_trylock+0xcd/0xe0
>[ 1764.706345]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1764.706376]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1764.706398]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1764.706420]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1764.706446]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1764.706473]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1764.706490]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1764.706510]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1764.706522]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1764.706530]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1764.706547]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1764.706552]  ? __pm_runtime_resume+0x54/0x90
>[ 1764.706557]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1764.706576]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1764.706581]  do_vfs_ioctl+0xa5/0x6e0
>[ 1764.706588]  SyS_ioctl+0x74/0x80
>[ 1764.706593]  do_syscall_64+0x79/0x220
>[ 1764.706596]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1764.706599] RIP: 0033:0x7f70a90d90f7
>[ 1764.706600] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1764.706603] RAX: ffffffffffffffda RBX: 000055e7ecc3a2f0 RCX: 00007f70a90d90f7
>[ 1764.706604] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1764.706605] RBP: 00007ffd456b99b0 R08: 000055e7ecc3a2f0 R09: 0000000000000004
>[ 1764.706606] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1764.706608] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7ee0c6710
>[ 1765.331550] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1765.331553] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1765.331556] CPU: 1 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1765.331558] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1765.331559] Call Trace:
>[ 1765.331566]  dump_stack+0x85/0xbf
>[ 1765.331571]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1765.331579]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1765.331588]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1765.331594]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1765.331598]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1765.331606]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1765.331610]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1765.331616]  ? mutex_trylock+0xcd/0xe0
>[ 1765.331621]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1765.331656]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1765.331678]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1765.331702]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1765.331725]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1765.331748]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1765.331765]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1765.331786]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1765.331798]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1765.331807]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1765.331824]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1765.331829]  ? __pm_runtime_resume+0x54/0x90
>[ 1765.331834]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1765.331852]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1765.331858]  do_vfs_ioctl+0xa5/0x6e0
>[ 1765.331865]  SyS_ioctl+0x74/0x80
>[ 1765.331870]  do_syscall_64+0x79/0x220
>[ 1765.331873]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1765.331875] RIP: 0033:0x7f70a90d90f7
>[ 1765.331877] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1765.331880] RAX: ffffffffffffffda RBX: 000055e7ecc3a2f0 RCX: 00007f70a90d90f7
>[ 1765.331881] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1765.331882] RBP: 00007ffd456b99b0 R08: 000055e7ecc3a2f0 R09: 0000000000000004
>[ 1765.331883] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1765.331885] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7ee0c6710
>[ 1766.661616] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1766.661620] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1766.661623] CPU: 1 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1766.661626] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1766.661627] Call Trace:
>[ 1766.661636]  dump_stack+0x85/0xbf
>[ 1766.661642]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1766.661653]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1766.661669]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1766.661679]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1766.661686]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1766.661700]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1766.661705]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1766.661714]  ? mutex_trylock+0xcd/0xe0
>[ 1766.661722]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1766.661760]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1766.661793]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1766.661832]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1766.661869]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1766.661902]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1766.661928]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1766.661961]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1766.661976]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1766.661987]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1766.662004]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1766.662009]  ? __pm_runtime_resume+0x54/0x90
>[ 1766.662014]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1766.662033]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1766.662038]  do_vfs_ioctl+0xa5/0x6e0
>[ 1766.662045]  SyS_ioctl+0x74/0x80
>[ 1766.662050]  do_syscall_64+0x79/0x220
>[ 1766.662053]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1766.662056] RIP: 0033:0x7f70a90d90f7
>[ 1766.662057] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1766.662060] RAX: ffffffffffffffda RBX: 000055e7ee185fa0 RCX: 00007f70a90d90f7
>[ 1766.662061] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1766.662062] RBP: 00007ffd456b9940 R08: 000055e7ee185fa0 R09: 0000000000000004
>[ 1766.662064] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1766.662065] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ee4ba9d0
>[ 1768.278969] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1768.278972] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1768.278975] CPU: 6 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1768.278976] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1768.278977] Call Trace:
>[ 1768.278984]  dump_stack+0x85/0xbf
>[ 1768.278989]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1768.278996]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1768.279005]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1768.279012]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1768.279016]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1768.279024]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1768.279027]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1768.279033]  ? mutex_trylock+0xcd/0xe0
>[ 1768.279038]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1768.279072]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1768.279092]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1768.279116]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1768.279139]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1768.279161]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1768.279178]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1768.279198]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1768.279211]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1768.279219]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1768.279236]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1768.279241]  ? __pm_runtime_resume+0x54/0x90
>[ 1768.279246]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1768.279264]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1768.279269]  do_vfs_ioctl+0xa5/0x6e0
>[ 1768.279276]  SyS_ioctl+0x74/0x80
>[ 1768.279281]  do_syscall_64+0x79/0x220
>[ 1768.279284]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1768.279287] RIP: 0033:0x7f70a90d90f7
>[ 1768.279288] RSP: 002b:00007ffd456b9868 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1768.279291] RAX: ffffffffffffffda RBX: 000055e7ec520a00 RCX: 00007f70a90d90f7
>[ 1768.279292] RDX: 00007ffd456b98b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1768.279293] RBP: 00007ffd456b98b0 R08: 000055e7ec520a00 R09: 0000000000000004
>[ 1768.279295] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1768.279296] R13: 000000000000000c R14: 00007ffd456b9948 R15: 000055e7edbae500
>[ 1769.614133] swiotlb_tbl_map_single: 2 callbacks suppressed
>[ 1769.614137] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1769.614141] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1769.614145] CPU: 2 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1769.614147] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1769.614149] Call Trace:
>[ 1769.614158]  dump_stack+0x85/0xbf
>[ 1769.614164]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1769.614176]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1769.614192]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1769.614202]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1769.614208]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1769.614222]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1769.614227]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1769.614237]  ? mutex_trylock+0xcd/0xe0
>[ 1769.614245]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1769.614285]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1769.614318]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1769.614357]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1769.614394]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1769.614429]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1769.614457]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1769.614490]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1769.614504]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1769.614518]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1769.614547]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1769.614555]  ? __pm_runtime_resume+0x54/0x90
>[ 1769.614563]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1769.614589]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1769.614595]  do_vfs_ioctl+0xa5/0x6e0
>[ 1769.614601]  SyS_ioctl+0x74/0x80
>[ 1769.614606]  do_syscall_64+0x79/0x220
>[ 1769.614609]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1769.614612] RIP: 0033:0x7f70a90d90f7
>[ 1769.614614] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1769.614616] RAX: ffffffffffffffda RBX: 000055e7ee4a8320 RCX: 00007f70a90d90f7
>[ 1769.614618] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1769.614619] RBP: 00007ffd456b9940 R08: 000055e7ee4a8320 R09: 0000000000000004
>[ 1769.614620] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1769.614621] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ecc2c6b0
>[ 1769.902754] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1769.902757] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1769.902759] CPU: 5 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1769.902761] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1769.902762] Call Trace:
>[ 1769.902768]  dump_stack+0x85/0xbf
>[ 1769.902772]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1769.902780]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1769.902788]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1769.902794]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1769.902798]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1769.902806]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1769.902809]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1769.902815]  ? mutex_trylock+0xcd/0xe0
>[ 1769.902820]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1769.902853]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1769.902880]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1769.902918]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1769.902962]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1769.903017]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1769.903044]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1769.903085]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1769.903097]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1769.903105]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1769.903121]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1769.903126]  ? __pm_runtime_resume+0x54/0x90
>[ 1769.903131]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1769.903148]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1769.903153]  do_vfs_ioctl+0xa5/0x6e0
>[ 1769.903160]  SyS_ioctl+0x74/0x80
>[ 1769.903164]  do_syscall_64+0x79/0x220
>[ 1769.903167]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1769.903170] RIP: 0033:0x7f70a90d90f7
>[ 1769.903171] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1769.903174] RAX: ffffffffffffffda RBX: 000055e7ee4a8320 RCX: 00007f70a90d90f7
>[ 1769.903175] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1769.903176] RBP: 00007ffd456b9940 R08: 000055e7ee4a8320 R09: 0000000000000004
>[ 1769.903178] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1769.903179] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ecc2c6b0
>[ 1771.608295] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1771.608298] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1771.608300] CPU: 5 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1771.608302] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1771.608303] Call Trace:
>[ 1771.608309]  dump_stack+0x85/0xbf
>[ 1771.608314]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1771.608321]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1771.608331]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1771.608337]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1771.608341]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1771.608349]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1771.608352]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1771.608358]  ? mutex_trylock+0xcd/0xe0
>[ 1771.608363]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1771.608393]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1771.608414]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1771.608439]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1771.608462]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1771.608484]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1771.608511]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1771.608531]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1771.608543]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1771.608551]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1771.608568]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1771.608573]  ? __pm_runtime_resume+0x54/0x90
>[ 1771.608578]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1771.608607]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1771.608612]  do_vfs_ioctl+0xa5/0x6e0
>[ 1771.608619]  SyS_ioctl+0x74/0x80
>[ 1771.608624]  do_syscall_64+0x79/0x220
>[ 1771.608627]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1771.608629] RIP: 0033:0x7f70a90d90f7
>[ 1771.608631] RSP: 002b:00007ffd456b9868 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1771.608633] RAX: ffffffffffffffda RBX: 000055e7ee496cb0 RCX: 00007f70a90d90f7
>[ 1771.608635] RDX: 00007ffd456b98b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1771.608636] RBP: 00007ffd456b98b0 R08: 000055e7ee496cb0 R09: 0000000000000004
>[ 1771.608637] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1771.608639] R13: 000000000000000c R14: 00007ffd456b9948 R15: 000055e7eee4aab0
>[ 1771.650377] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1771.650379] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1771.650382] CPU: 2 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1771.650383] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1771.650385] Call Trace:
>[ 1771.650391]  dump_stack+0x85/0xbf
>[ 1771.650395]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1771.650403]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1771.650412]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1771.650418]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1771.650422]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1771.650430]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1771.650433]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1771.650440]  ? mutex_trylock+0xcd/0xe0
>[ 1771.650445]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1771.650473]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1771.650494]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1771.650517]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1771.650540]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1771.650562]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1771.650579]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1771.650599]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1771.650611]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1771.650619]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1771.650636]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1771.650641]  ? __pm_runtime_resume+0x54/0x90
>[ 1771.650646]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1771.650664]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1771.650669]  do_vfs_ioctl+0xa5/0x6e0
>[ 1771.650676]  SyS_ioctl+0x74/0x80
>[ 1771.650681]  do_syscall_64+0x79/0x220
>[ 1771.650684]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1771.650686] RIP: 0033:0x7f70a90d90f7
>[ 1771.650687] RSP: 002b:00007ffd456b9868 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1771.650690] RAX: ffffffffffffffda RBX: 000055e7ee496cb0 RCX: 00007f70a90d90f7
>[ 1771.650691] RDX: 00007ffd456b98b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1771.650693] RBP: 00007ffd456b98b0 R08: 000055e7ee496cb0 R09: 0000000000000004
>[ 1771.650694] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1771.650695] R13: 000000000000000c R14: 00007ffd456b9948 R15: 000055e7eee4aab0
>[ 1774.407569] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1774.407572] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1774.407575] CPU: 4 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1774.407576] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1774.407577] Call Trace:
>[ 1774.407584]  dump_stack+0x85/0xbf
>[ 1774.407589]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1774.407596]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1774.407606]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1774.407612]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1774.407616]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1774.407623]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1774.407627]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1774.407632]  ? mutex_trylock+0xcd/0xe0
>[ 1774.407637]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1774.407672]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1774.407694]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1774.407717]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1774.407740]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1774.407761]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1774.407778]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1774.407799]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1774.407811]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1774.407819]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1774.407836]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1774.407841]  ? __pm_runtime_resume+0x54/0x90
>[ 1774.407846]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1774.407865]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1774.407870]  do_vfs_ioctl+0xa5/0x6e0
>[ 1774.407877]  SyS_ioctl+0x74/0x80
>[ 1774.407882]  do_syscall_64+0x79/0x220
>[ 1774.407885]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1774.407887] RIP: 0033:0x7f70a90d90f7
>[ 1774.407889] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1774.407891] RAX: ffffffffffffffda RBX: 000055e7ed561f00 RCX: 00007f70a90d90f7
>[ 1774.407893] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1774.407894] RBP: 00007ffd456b9940 R08: 000055e7ed561f00 R09: 0000000000000004
>[ 1774.407895] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1774.407897] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ee38a510
>[ 1775.686183] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1775.686187] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1775.686191] CPU: 7 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1775.686193] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1775.686195] Call Trace:
>[ 1775.686204]  dump_stack+0x85/0xbf
>[ 1775.686210]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1775.686222]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1775.686239]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1775.686250]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1775.686257]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1775.686272]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1775.686278]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1775.686288]  ? mutex_trylock+0xcd/0xe0
>[ 1775.686297]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1775.686336]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1775.686369]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1775.686409]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1775.686448]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1775.686484]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1775.686510]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1775.686546]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1775.686562]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1775.686575]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1775.686604]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1775.686611]  ? __pm_runtime_resume+0x54/0x90
>[ 1775.686620]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1775.686651]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1775.686660]  do_vfs_ioctl+0xa5/0x6e0
>[ 1775.686672]  SyS_ioctl+0x74/0x80
>[ 1775.686680]  do_syscall_64+0x79/0x220
>[ 1775.686686]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1775.686689] RIP: 0033:0x7f70a90d90f7
>[ 1775.686692] RSP: 002b:00007ffd456b9868 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1775.686696] RAX: ffffffffffffffda RBX: 000055e7ee02dc00 RCX: 00007f70a90d90f7
>[ 1775.686699] RDX: 00007ffd456b98b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1775.686701] RBP: 00007ffd456b98b0 R08: 000055e7ee02dc00 R09: 0000000000000004
>[ 1775.686703] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1775.686706] R13: 000000000000000c R14: 00007ffd456b9948 R15: 000055e7edbebf00
>[ 1775.805532] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1775.805545] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1775.805549] CPU: 7 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1775.805551] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1775.805553] Call Trace:
>[ 1775.805561]  dump_stack+0x85/0xbf
>[ 1775.805567]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1775.805578]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1775.805594]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1775.805605]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1775.805611]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1775.805626]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1775.805631]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1775.805640]  ? mutex_trylock+0xcd/0xe0
>[ 1775.805649]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1775.805687]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1775.805719]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1775.805757]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1775.805794]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1775.805829]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1775.805855]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1775.805889]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1775.805905]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1775.805918]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1775.805946]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1775.805954]  ? __pm_runtime_resume+0x54/0x90
>[ 1775.805962]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1775.805993]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1775.806000]  do_vfs_ioctl+0xa5/0x6e0
>[ 1775.806013]  SyS_ioctl+0x74/0x80
>[ 1775.806020]  do_syscall_64+0x79/0x220
>[ 1775.806025]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1775.806029] RIP: 0033:0x7f70a90d90f7
>[ 1775.806031] RSP: 002b:00007ffd456b9868 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1775.806036] RAX: ffffffffffffffda RBX: 000055e7ee02dc00 RCX: 00007f70a90d90f7
>[ 1775.806038] RDX: 00007ffd456b98b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1775.806040] RBP: 00007ffd456b98b0 R08: 000055e7ee02dc00 R09: 0000000000000004
>[ 1775.806042] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1775.806045] R13: 000000000000000c R14: 00007ffd456b9948 R15: 000055e7edbebf00
>[ 1776.848845] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1776.848850] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1776.848853] CPU: 2 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1776.848855] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1776.848857] Call Trace:
>[ 1776.848866]  dump_stack+0x85/0xbf
>[ 1776.848872]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1776.848884]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1776.848896]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1776.848907]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1776.848913]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1776.848928]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1776.848932]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1776.848942]  ? mutex_trylock+0xcd/0xe0
>[ 1776.848951]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1776.848990]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1776.849012]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1776.849035]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1776.849059]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1776.849081]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1776.849098]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1776.849119]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1776.849131]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1776.849139]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1776.849164]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1776.849172]  ? __pm_runtime_resume+0x54/0x90
>[ 1776.849179]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1776.849208]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1776.849215]  do_vfs_ioctl+0xa5/0x6e0
>[ 1776.849227]  SyS_ioctl+0x74/0x80
>[ 1776.849235]  do_syscall_64+0x79/0x220
>[ 1776.849240]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1776.849243] RIP: 0033:0x7f70a90d90f7
>[ 1776.849246] RSP: 002b:00007ffd456b9868 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1776.849250] RAX: ffffffffffffffda RBX: 000055e7ee4a5500 RCX: 00007f70a90d90f7
>[ 1776.849252] RDX: 00007ffd456b98b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1776.849254] RBP: 00007ffd456b98b0 R08: 000055e7ee4a5500 R09: 0000000000000004
>[ 1776.849256] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1776.849258] R13: 000000000000000c R14: 00007ffd456b9948 R15: 000055e7ecbeba00
>[ 1779.488814] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1779.488817] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1779.488820] CPU: 5 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1779.488821] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1779.488822] Call Trace:
>[ 1779.488829]  dump_stack+0x85/0xbf
>[ 1779.488834]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1779.488841]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1779.488850]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1779.488856]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1779.488861]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1779.488869]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1779.488872]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1779.488878]  ? mutex_trylock+0xcd/0xe0
>[ 1779.488884]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1779.488916]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1779.488937]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1779.488943]  ? __lock_acquire+0x2d4/0x1340
>[ 1779.488963]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1779.488987]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1779.489008]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1779.489026]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1779.489053]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1779.489067]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1779.489079]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1779.489107]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1779.489114]  ? __pm_runtime_resume+0x54/0x90
>[ 1779.489121]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1779.489151]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1779.489158]  do_vfs_ioctl+0xa5/0x6e0
>[ 1779.489170]  SyS_ioctl+0x74/0x80
>[ 1779.489177]  do_syscall_64+0x79/0x220
>[ 1779.489182]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1779.489186] RIP: 0033:0x7f70a90d90f7
>[ 1779.489188] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1779.489193] RAX: ffffffffffffffda RBX: 000055e7eddc9f70 RCX: 00007f70a90d90f7
>[ 1779.489195] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1779.489197] RBP: 00007ffd456b9940 R08: 000055e7eddc9f70 R09: 00007f70a939dc50
>[ 1779.489199] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[ 1779.489201] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ee4aa730
>[ 1779.830111] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1779.830115] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1779.830118] CPU: 2 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1779.830121] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1779.830123] Call Trace:
>[ 1779.830131]  dump_stack+0x85/0xbf
>[ 1779.830137]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1779.830149]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1779.830165]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1779.830177]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1779.830183]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1779.830198]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1779.830203]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1779.830213]  ? mutex_trylock+0xcd/0xe0
>[ 1779.830221]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1779.830259]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1779.830293]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1779.830302]  ? __lock_acquire+0x2d4/0x1340
>[ 1779.830336]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1779.830372]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1779.830407]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1779.830433]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1779.830467]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1779.830482]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1779.830495]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1779.830523]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1779.830530]  ? __pm_runtime_resume+0x54/0x90
>[ 1779.830537]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1779.830568]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1779.830576]  do_vfs_ioctl+0xa5/0x6e0
>[ 1779.830588]  SyS_ioctl+0x74/0x80
>[ 1779.830596]  do_syscall_64+0x79/0x220
>[ 1779.830601]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1779.830605] RIP: 0033:0x7f70a90d90f7
>[ 1779.830607] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1779.830612] RAX: ffffffffffffffda RBX: 000055e7eddc9f70 RCX: 00007f70a90d90f7
>[ 1779.830614] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1779.830616] RBP: 00007ffd456b9940 R08: 000055e7eddc9f70 R09: 00007f70a939dc50
>[ 1779.830619] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[ 1779.830621] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ee4aa730
>[ 1782.410909] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1782.410913] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1782.410917] CPU: 1 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1782.410920] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1782.410922] Call Trace:
>[ 1782.410930]  dump_stack+0x85/0xbf
>[ 1782.410936]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1782.410948]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1782.410964]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1782.410975]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1782.410982]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1782.410997]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1782.411002]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1782.411011]  ? mutex_trylock+0xcd/0xe0
>[ 1782.411020]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1782.411059]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1782.411091]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1782.411100]  ? __lock_acquire+0x2d4/0x1340
>[ 1782.411122]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1782.411146]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1782.411167]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1782.411184]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1782.411205]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1782.411217]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1782.411225]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1782.411242]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1782.411247]  ? __pm_runtime_resume+0x54/0x90
>[ 1782.411251]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1782.411269]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1782.411274]  do_vfs_ioctl+0xa5/0x6e0
>[ 1782.411281]  SyS_ioctl+0x74/0x80
>[ 1782.411286]  do_syscall_64+0x79/0x220
>[ 1782.411289]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1782.411292] RIP: 0033:0x7f70a90d90f7
>[ 1782.411293] RSP: 002b:00007ffd456b9868 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1782.411296] RAX: ffffffffffffffda RBX: 000055e7ee177ef0 RCX: 00007f70a90d90f7
>[ 1782.411297] RDX: 00007ffd456b98b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1782.411298] RBP: 00007ffd456b98b0 R08: 000055e7ee177ef0 R09: 00007f70a939dc50
>[ 1782.411300] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[ 1782.411301] R13: 000000000000000c R14: 00007ffd456b9948 R15: 000055e7ee498040
>[ 1783.957316] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1783.957320] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1783.957324] CPU: 5 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1783.957326] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1783.957328] Call Trace:
>[ 1783.957337]  dump_stack+0x85/0xbf
>[ 1783.957343]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1783.957354]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1783.957371]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1783.957383]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1783.957389]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1783.957404]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1783.957409]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1783.957419]  ? mutex_trylock+0xcd/0xe0
>[ 1783.957428]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1783.957471]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1783.957505]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1783.957545]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1783.957584]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1783.957620]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1783.957647]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1783.957682]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1783.957698]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1783.957712]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1783.957741]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1783.957748]  ? __pm_runtime_resume+0x54/0x90
>[ 1783.957756]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1783.957787]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1783.957795]  do_vfs_ioctl+0xa5/0x6e0
>[ 1783.957808]  SyS_ioctl+0x74/0x80
>[ 1783.957816]  do_syscall_64+0x79/0x220
>[ 1783.957821]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1783.957825] RIP: 0033:0x7f70a90d90f7
>[ 1783.957828] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1783.957832] RAX: ffffffffffffffda RBX: 000055e7edec4180 RCX: 00007f70a90d90f7
>[ 1783.957835] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1783.957837] RBP: 00007ffd456b9940 R08: 000055e7edec4180 R09: 00007f70a939dd10
>[ 1783.957839] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000c0206440
>[ 1783.957842] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ed9e7690
>[ 1787.369934] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1787.369938] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1787.369942] CPU: 0 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1787.369944] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1787.369946] Call Trace:
>[ 1787.369954]  dump_stack+0x85/0xbf
>[ 1787.369960]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1787.369971]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1787.369987]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1787.369998]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1787.370004]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1787.370018]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1787.370023]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1787.370032]  ? mutex_trylock+0xcd/0xe0
>[ 1787.370040]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1787.370082]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1787.370113]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1787.370150]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1787.370188]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1787.370221]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1787.370248]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1787.370281]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1787.370294]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1787.370309]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1787.370336]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1787.370343]  ? __pm_runtime_resume+0x54/0x90
>[ 1787.370351]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1787.370381]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1787.370389]  do_vfs_ioctl+0xa5/0x6e0
>[ 1787.370400]  SyS_ioctl+0x74/0x80
>[ 1787.370407]  do_syscall_64+0x79/0x220
>[ 1787.370412]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1787.370415] RIP: 0033:0x7f70a90d90f7
>[ 1787.370418] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1787.370422] RAX: ffffffffffffffda RBX: 000055e7ecc10170 RCX: 00007f70a90d90f7
>[ 1787.370424] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1787.370427] RBP: 00007ffd456b9940 R08: 000055e7ecc10170 R09: 0000000000000004
>[ 1787.370429] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1787.370431] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7edb76a00
>[ 1789.054691] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1789.054696] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1789.054699] CPU: 2 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1789.054702] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1789.054704] Call Trace:
>[ 1789.054712]  dump_stack+0x85/0xbf
>[ 1789.054718]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1789.054730]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1789.054747]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1789.054758]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1789.054765]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1789.054780]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1789.054785]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1789.054795]  ? mutex_trylock+0xcd/0xe0
>[ 1789.054813]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1789.054853]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1789.054887]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1789.054925]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1789.054963]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1789.054998]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1789.055025]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1789.055059]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1789.055075]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1789.055088]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1789.055117]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1789.055124]  ? __pm_runtime_resume+0x54/0x90
>[ 1789.055132]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1789.055163]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1789.055171]  do_vfs_ioctl+0xa5/0x6e0
>[ 1789.055183]  SyS_ioctl+0x74/0x80
>[ 1789.055191]  do_syscall_64+0x79/0x220
>[ 1789.055196]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1789.055200] RIP: 0033:0x7f70a90d90f7
>[ 1789.055202] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1789.055206] RAX: ffffffffffffffda RBX: 000055e7ecc10170 RCX: 00007f70a90d90f7
>[ 1789.055209] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1789.055211] RBP: 00007ffd456b9940 R08: 000055e7ecc10170 R09: 0000000000000004
>[ 1789.055213] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1789.055215] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7edb76a00
>[ 1789.194273] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1789.194277] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1789.194281] CPU: 3 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1789.194283] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1789.194285] Call Trace:
>[ 1789.194293]  dump_stack+0x85/0xbf
>[ 1789.194299]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1789.194311]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1789.194326]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1789.194336]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1789.194343]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1789.194356]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1789.194361]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1789.194370]  ? mutex_trylock+0xcd/0xe0
>[ 1789.194378]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1789.194418]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1789.194450]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1789.194489]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1789.194523]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1789.194556]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1789.194583]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1789.194616]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1789.194630]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1789.194645]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1789.194671]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1789.194678]  ? __pm_runtime_resume+0x54/0x90
>[ 1789.194686]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1789.194715]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1789.194723]  do_vfs_ioctl+0xa5/0x6e0
>[ 1789.194735]  SyS_ioctl+0x74/0x80
>[ 1789.194742]  do_syscall_64+0x79/0x220
>[ 1789.194748]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1789.194751] RIP: 0033:0x7f70a90d90f7
>[ 1789.194753] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1789.194757] RAX: ffffffffffffffda RBX: 000055e7ecc10170 RCX: 00007f70a90d90f7
>[ 1789.194759] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1789.194762] RBP: 00007ffd456b9940 R08: 000055e7ecc10170 R09: 0000000000000004
>[ 1789.194764] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1789.194766] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7edb76a00
>[ 1789.536202] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1789.536207] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1789.536210] CPU: 4 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1789.536212] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1789.536214] Call Trace:
>[ 1789.536222]  dump_stack+0x85/0xbf
>[ 1789.536228]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1789.536238]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1789.536254]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1789.536265]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1789.536271]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1789.536285]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1789.536290]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1789.536299]  ? mutex_trylock+0xcd/0xe0
>[ 1789.536307]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1789.536347]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1789.536382]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1789.536421]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1789.536459]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1789.536493]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1789.536510]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1789.536531]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1789.536542]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1789.536551]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1789.536572]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1789.536589]  ? __pm_runtime_resume+0x54/0x90
>[ 1789.536594]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1789.536622]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1789.536627]  do_vfs_ioctl+0xa5/0x6e0
>[ 1789.536633]  SyS_ioctl+0x74/0x80
>[ 1789.536638]  do_syscall_64+0x79/0x220
>[ 1789.536641]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1789.536643] RIP: 0033:0x7f70a90d90f7
>[ 1789.536645] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1789.536647] RAX: ffffffffffffffda RBX: 000055e7eb544f60 RCX: 00007f70a90d90f7
>[ 1789.536649] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1789.536650] RBP: 00007ffd456b99b0 R08: 000055e7eb544f60 R09: 0000000000000004
>[ 1789.536651] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1789.536652] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7ed9e7690
>[ 1790.284624] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1790.284629] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1790.284633] CPU: 7 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1790.284635] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1790.284637] Call Trace:
>[ 1790.284646]  dump_stack+0x85/0xbf
>[ 1790.284652]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1790.284664]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1790.284680]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1790.284692]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1790.284697]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1790.284709]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1790.284714]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1790.284722]  ? mutex_trylock+0xcd/0xe0
>[ 1790.284729]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1790.284796]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1790.284837]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1790.284884]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1790.284918]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1790.284950]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1790.284976]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1790.285008]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1790.285020]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1790.285033]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1790.285060]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1790.285067]  ? __pm_runtime_resume+0x54/0x90
>[ 1790.285075]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1790.285104]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1790.285111]  do_vfs_ioctl+0xa5/0x6e0
>[ 1790.285124]  SyS_ioctl+0x74/0x80
>[ 1790.285131]  do_syscall_64+0x79/0x220
>[ 1790.285136]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1790.285140] RIP: 0033:0x7f70a90d90f7
>[ 1790.285142] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1790.285146] RAX: ffffffffffffffda RBX: 000055e7eb544f60 RCX: 00007f70a90d90f7
>[ 1790.285148] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1790.285150] RBP: 00007ffd456b99b0 R08: 000055e7eb544f60 R09: 0000000000000004
>[ 1790.285152] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1790.285155] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7ed9e7690
>[ 1790.340167] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1790.340170] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1790.340173] CPU: 0 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1790.340175] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1790.340176] Call Trace:
>[ 1790.340183]  dump_stack+0x85/0xbf
>[ 1790.340188]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1790.340196]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1790.340205]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1790.340211]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1790.340215]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1790.340223]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1790.340226]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1790.340235]  ? mutex_trylock+0xcd/0xe0
>[ 1790.340242]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1790.340285]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1790.340315]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1790.340349]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1790.340374]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1790.340394]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1790.340411]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1790.340430]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1790.340443]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1790.340451]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1790.340467]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1790.340472]  ? __pm_runtime_resume+0x54/0x90
>[ 1790.340477]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1790.340494]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1790.340500]  do_vfs_ioctl+0xa5/0x6e0
>[ 1790.340506]  SyS_ioctl+0x74/0x80
>[ 1790.340511]  do_syscall_64+0x79/0x220
>[ 1790.340514]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1790.340516] RIP: 0033:0x7f70a90d90f7
>[ 1790.340518] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1790.340521] RAX: ffffffffffffffda RBX: 000055e7ee14ce50 RCX: 00007f70a90d90f7
>[ 1790.340522] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1790.340523] RBP: 00007ffd456b9940 R08: 000055e7ee14ce50 R09: 0000000000000004
>[ 1790.340525] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1790.340526] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ef11aa00
>[ 1797.879072] swiotlb_tbl_map_single: 2 callbacks suppressed
>[ 1797.879076] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1797.879081] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1797.879084] CPU: 0 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1797.879086] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1797.879088] Call Trace:
>[ 1797.879096]  dump_stack+0x85/0xbf
>[ 1797.879102]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1797.879113]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1797.879128]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1797.879138]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1797.879144]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1797.879157]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1797.879162]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1797.879171]  ? mutex_trylock+0xcd/0xe0
>[ 1797.879179]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1797.879217]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1797.879248]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1797.879285]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1797.879321]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1797.879355]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1797.879380]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1797.879412]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1797.879427]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1797.879440]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1797.879467]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1797.879473]  ? __pm_runtime_resume+0x54/0x90
>[ 1797.879481]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1797.879511]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1797.879518]  do_vfs_ioctl+0xa5/0x6e0
>[ 1797.879530]  SyS_ioctl+0x74/0x80
>[ 1797.879537]  do_syscall_64+0x79/0x220
>[ 1797.879543]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1797.879546] RIP: 0033:0x7f70a90d90f7
>[ 1797.879549] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1797.879553] RAX: ffffffffffffffda RBX: 000055e7ed99b390 RCX: 00007f70a90d90f7
>[ 1797.879555] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1797.879557] RBP: 00007ffd456b9940 R08: 000055e7ed99b390 R09: 00007f70a939dca0
>[ 1797.879559] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000c0206440
>[ 1797.879561] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7edc1eb80
>[ 1799.868778] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1799.868781] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1799.868784] CPU: 1 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1799.868785] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1799.868787] Call Trace:
>[ 1799.868793]  dump_stack+0x85/0xbf
>[ 1799.868798]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1799.868806]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1799.868815]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1799.868821]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1799.868825]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1799.868833]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1799.868836]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1799.868842]  ? mutex_trylock+0xcd/0xe0
>[ 1799.868847]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1799.868879]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1799.868898]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1799.868920]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1799.868941]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1799.868962]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1799.868978]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1799.868997]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1799.869009]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1799.869018]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1799.869044]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1799.869051]  ? __pm_runtime_resume+0x54/0x90
>[ 1799.869059]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1799.869089]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1799.869097]  do_vfs_ioctl+0xa5/0x6e0
>[ 1799.869108]  SyS_ioctl+0x74/0x80
>[ 1799.869116]  do_syscall_64+0x79/0x220
>[ 1799.869121]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1799.869124] RIP: 0033:0x7f70a90d90f7
>[ 1799.869126] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1799.869130] RAX: ffffffffffffffda RBX: 000055e7edb21ba0 RCX: 00007f70a90d90f7
>[ 1799.869132] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1799.869135] RBP: 00007ffd456b99b0 R08: 000055e7edb21ba0 R09: 0000000000000004
>[ 1799.869137] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1799.869139] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7ef0bf8e0
>[ 1800.056804] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1800.056808] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1800.056812] CPU: 1 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1800.056814] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1800.056816] Call Trace:
>[ 1800.056825]  dump_stack+0x85/0xbf
>[ 1800.056831]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1800.056843]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1800.056860]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1800.056871]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1800.056878]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1800.056892]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1800.056897]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1800.056907]  ? mutex_trylock+0xcd/0xe0
>[ 1800.056916]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1800.056956]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1800.056987]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1800.057024]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1800.057060]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1800.057095]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1800.057121]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1800.057155]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1800.057171]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1800.057184]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1800.057212]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1800.057220]  ? __pm_runtime_resume+0x54/0x90
>[ 1800.057228]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1800.057259]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1800.057266]  do_vfs_ioctl+0xa5/0x6e0
>[ 1800.057279]  SyS_ioctl+0x74/0x80
>[ 1800.057287]  do_syscall_64+0x79/0x220
>[ 1800.057292]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1800.057296] RIP: 0033:0x7f70a90d90f7
>[ 1800.057298] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1800.057303] RAX: ffffffffffffffda RBX: 000055e7edb21ba0 RCX: 00007f70a90d90f7
>[ 1800.057305] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1800.057307] RBP: 00007ffd456b99b0 R08: 000055e7edb21ba0 R09: 0000000000000004
>[ 1800.057309] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1800.057312] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7ef0bf8e0
>[ 1800.527357] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1800.527362] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1800.527366] CPU: 3 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1800.527368] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1800.527370] Call Trace:
>[ 1800.527379]  dump_stack+0x85/0xbf
>[ 1800.527385]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1800.527397]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1800.527413]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1800.527424]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1800.527430]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1800.527444]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1800.527449]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1800.527459]  ? mutex_trylock+0xcd/0xe0
>[ 1800.527468]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1800.527507]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1800.527537]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1800.527574]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1800.527609]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1800.527642]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1800.527666]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1800.527686]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1800.527698]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1800.527706]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1800.527722]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1800.527727]  ? __pm_runtime_resume+0x54/0x90
>[ 1800.527732]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1800.527750]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1800.527755]  do_vfs_ioctl+0xa5/0x6e0
>[ 1800.527762]  SyS_ioctl+0x74/0x80
>[ 1800.527767]  do_syscall_64+0x79/0x220
>[ 1800.527770]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1800.527772] RIP: 0033:0x7f70a90d90f7
>[ 1800.527774] RSP: 002b:00007ffd456b9968 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1800.527777] RAX: ffffffffffffffda RBX: 000055e7edb21ba0 RCX: 00007f70a90d90f7
>[ 1800.527778] RDX: 00007ffd456b99b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1800.527779] RBP: 00007ffd456b99b0 R08: 000055e7edb21ba0 R09: 0000000000000004
>[ 1800.527780] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 1800.527782] R13: 000000000000000c R14: 00007ffd456b9a48 R15: 000055e7ef0bf8e0
>[ 1820.327303] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 1820.327306] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 1820.327308] CPU: 1 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 1820.327310] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1820.327311] Call Trace:
>[ 1820.327318]  dump_stack+0x85/0xbf
>[ 1820.327322]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 1820.327330]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 1820.327339]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 1820.327345]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 1820.327349]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 1820.327357]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 1820.327360]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 1820.327366]  ? mutex_trylock+0xcd/0xe0
>[ 1820.327371]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 1820.327402]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 1820.327423]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 1820.327446]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 1820.327469]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 1820.327490]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1820.327508]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 1820.327528]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1820.327539]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 1820.327547]  drm_ioctl+0x2d5/0x370 [drm]
>[ 1820.327564]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 1820.327569]  ? __pm_runtime_resume+0x54/0x90
>[ 1820.327574]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1820.327592]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 1820.327598]  do_vfs_ioctl+0xa5/0x6e0
>[ 1820.327604]  SyS_ioctl+0x74/0x80
>[ 1820.327609]  do_syscall_64+0x79/0x220
>[ 1820.327613]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1820.327615] RIP: 0033:0x7f70a90d90f7
>[ 1820.327617] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 1820.327620] RAX: ffffffffffffffda RBX: 000055e7edbd4b20 RCX: 00007f70a90d90f7
>[ 1820.327621] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 1820.327622] RBP: 00007ffd456b9940 R08: 000055e7edbd4b20 R09: 00007f70a939dcf0
>[ 1820.327623] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000c0206440
>[ 1820.327625] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ef260100
>[ 1825.151339] virt-manager invoked oom-killer: gfp_mask=0x14200ca(GFP_HIGHUSER_MOVABLE), nodemask=(null), order=0, oom_score_adj=0
>[ 1825.151344] virt-manager cpuset=/ mems_allowed=0
>[ 1825.151354] CPU: 3 PID: 3820 Comm: virt-manager Not tainted 4.16.0-rc6-mm_thp #1
>[ 1825.151356] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 1825.151358] Call Trace:
>[ 1825.151366]  dump_stack+0x85/0xbf
>[ 1825.151372]  dump_header+0x6e/0x2f9
>[ 1825.151379]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 1825.151388]  oom_kill_process+0x21c/0x4f0
>[ 1825.151395]  out_of_memory+0x2f7/0x5c0
>[ 1825.151403]  __alloc_pages_slowpath+0xc49/0x1070
>[ 1825.151424]  __alloc_pages_nodemask+0x383/0x410
>[ 1825.151434]  filemap_fault+0x48a/0xa20
>[ 1825.151440]  ? find_held_lock+0x34/0xa0
>[ 1825.151446]  ? ext4_filemap_fault+0x27/0x3e
>[ 1825.151457]  ext4_filemap_fault+0x2f/0x3e
>[ 1825.151462]  __do_fault+0x1f/0xdf
>[ 1825.151466]  __handle_mm_fault+0xd22/0x1230
>[ 1825.151481]  handle_mm_fault+0x198/0x3a0
>[ 1825.151488]  __do_page_fault+0x28c/0x530
>[ 1825.151498]  do_page_fault+0x32/0x290
>[ 1825.151503]  ? page_fault+0x2f/0x50
>[ 1825.151507]  page_fault+0x45/0x50
>[ 1825.151510] RIP: 91161120:0x562a3245c700
>[ 1825.151512] RSP: 3245c7f0:00007ffc9116112c EFLAGS: 7ffc91161120
>[ 1825.151527] Mem-Info:
>[ 1825.151532] active_anon:7157300 inactive_anon:534193 isolated_anon:0
>                active_file:244 inactive_file:133 isolated_file:0
>                unevictable:121 dirty:0 writeback:0 unstable:0
>                slab_reclaimable:21328 slab_unreclaimable:41226
>                mapped:3558 shmem:3360 pagetables:68002 bounce:0
>                free:48283 free_pcp:885 free_cma:0
>[ 1825.151537] Node 0 active_anon:28629200kB inactive_anon:2136772kB active_file:976kB inactive_file:532kB unevictable:484kB isolated(anon):0kB isolated(file):0kB mapped:14232kB dirty:0kB writeback:0kB shmem:13440kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
>[ 1825.151539] Node 0 DMA free:15864kB min:32kB low:44kB high:56kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15988kB managed:15896kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
>[ 1825.151546] lowmem_reserve[]: 0 3322 30890 30890 30890
>[ 1825.151559] Node 0 DMA32 free:117112kB min:7264kB low:10664kB high:14064kB active_anon:3157956kB inactive_anon:200200kB active_file:312kB inactive_file:1132kB unevictable:0kB writepending:0kB present:3571144kB managed:3505396kB mlocked:0kB kernel_stack:32kB pagetables:18816kB bounce:0kB free_pcp:1292kB local_pcp:68kB free_cma:0kB
>[ 1825.151565] lowmem_reserve[]: 0 0 27567 27567 27567
>[ 1825.151579] Node 0 Normal free:60156kB min:60280kB low:88508kB high:116736kB active_anon:25471244kB inactive_anon:1936572kB active_file:1396kB inactive_file:884kB unevictable:484kB writepending:0kB present:29868032kB managed:28238344kB mlocked:484kB kernel_stack:24816kB pagetables:253192kB bounce:0kB free_pcp:2248kB local_pcp:272kB free_cma:0kB
>[ 1825.151585] lowmem_reserve[]: 0 0 0 0 0
>[ 1825.151598] Node 0 DMA: 2*4kB (U) 2*8kB (U) 0*16kB 1*32kB (U) 3*64kB (U) 2*128kB (U) 0*256kB 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15864kB
>[ 1825.151642] Node 0 DMA32: 189*4kB (UME) 160*8kB (UME) 75*16kB (UME) 107*32kB (UME) 96*64kB (UME) 39*128kB (UME) 27*256kB (UME) 25*512kB (UME) 6*1024kB (UME) 4*2048kB (UME) 16*4096kB (UM) = 117380kB
>[ 1825.151690] Node 0 Normal: 823*4kB (UMEH) 485*8kB (UMEH) 326*16kB (UMEH) 327*32kB (UMEH) 45*64kB (UMEH) 24*128kB (UMH) 20*256kB (UM) 10*512kB (UM) 21*1024kB (UM) 0*2048kB 0*4096kB = 60548kB
>[ 1825.151737] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
>[ 1825.151740] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
>[ 1825.151753] 6079 total pagecache pages
>[ 1825.151765] 2281 pages in swap cache
>[ 1825.151767] Swap cache stats: add 56204835, delete 56244669, find 4235705/8114725
>[ 1825.151769] Free swap  = 0kB
>[ 1825.151771] Total swap = 62494716kB
>[ 1825.151774] 8363791 pages RAM
>[ 1825.151776] 0 pages HighMem/MovableOnly
>[ 1825.151778] 423882 pages reserved
>[ 1825.151780] 0 pages cma reserved
>[ 1825.151782] 0 pages hwpoisoned
>[ 1825.151784] [ pid ]   uid  tgid total_vm      rss pgtables_bytes swapents oom_score_adj name
>[ 1825.151800] [  595]     0   595    52502      105   421888      184             0 systemd-journal
>[ 1825.151805] [  632]     0   632    25298       12   204800     1121         -1000 systemd-udevd
>[ 1825.151811] [  800]     0   800    25520       14    98304      471             0 lvmetad
>[ 1825.151816] [  874]     0   874    16049       23   139264       89         -1000 auditd
>[ 1825.151821] [  876]     0   876    21122       12    69632       38             0 audispd
>[ 1825.151825] [  884]     0   884     9652       18   118784       76             0 sedispatch
>[ 1825.151830] [  905]     0   905    10798        0   135168      128             0 bluetoothd
>[ 1825.151835] [  907]    81   907    20261      436   151552      193          -900 dbus-daemon
>[ 1825.151839] [  911]    70   911    18576        5   143360      102             0 avahi-daemon
>[ 1825.151844] [  912]     0   912     4343        0    81920      118             0 alsactl
>[ 1825.151848] [  913]     0   913    86495        1   368640     4872             0 firewalld
>[ 1825.151853] [  914]     0   914   132287      366   376832      360             0 udisksd
>[ 1825.151857] [  917]     0   917     3456        0    77824       50             0 rngd
>[ 1825.151861] [  918]    70   918    18544        1   126976       86             0 avahi-daemon
>[ 1825.151866] [  919]     0   919    70717       39   356352      225             0 sssd
>[ 1825.151871] [  922]     0   922    51276        6   163840      118             0 gssproxy
>[ 1825.151875] [  923]     0   923   104474      196   323584      313             0 ModemManager
>[ 1825.151880] [  925]     0   925     4327        1    69632       34             0 mcelog
>[ 1825.151885] [  929]     0   929     6507       29    94208      297             0 smartd
>[ 1825.151889] [  930]   172   930    46481        0   139264       80             0 rtkit-daemon
>[ 1825.151894] [  951]     0   951   116603        0   311296      401             0 abrtd
>[ 1825.151898] [  956]   997   956   168615        0   294912     1586             0 polkitd
>[ 1825.151903] [  960]   995   960    29460       19   131072       95             0 chronyd
>[ 1825.151907] [  971]     0   971    72556       50   368640      532             0 sssd_be
>[ 1825.151912] [  987]     0   987    70136       23   385024      332             0 sssd_nss
>[ 1825.151916] [  988]     0   988    19716       45   192512      527             0 systemd-logind
>[ 1825.151921] [  989]     0   989   105642        0   229376      394             0 accounts-daemon
>[ 1825.151925] [ 1002]     0  1002   200177      459   466944      431             0 NetworkManager
>[ 1825.151930] [ 1024]     0  1024    22276        0   200704      205         -1000 sshd
>[ 1825.151934] [ 1026]     0  1026   148263       30   675840     1784             0 php-fpm
>[ 1825.151939] [ 1028]     0  1028   440574      365   831488     5203             0 libvirtd
>[ 1825.151944] [ 1040]     0  1040   106016        0   233472      289             0 gdm
>[ 1825.151948] [ 1044]     0  1044    35865        8   106496      155             0 crond
>[ 1825.151953] [ 1053]     0  1053    10631        0   114688       53             0 atd
>[ 1825.151957] [ 1119]     0  1119    14256        1   118784      305             0 nginx
>[ 1825.151962] [ 1124]   984  1124    19101        0   147456      421             0 nginx
>[ 1825.151966] [ 1125]   984  1125    19101        0   147456      421             0 nginx
>[ 1825.151971] [ 1126]   984  1126    19101        0   151552      439             0 nginx
>[ 1825.151975] [ 1128]   984  1128    19101        0   147456      421             0 nginx
>[ 1825.151980] [ 1129]   984  1129    19101        0   147456      421             0 nginx
>[ 1825.151985] [ 1131]   984  1131    19101        0   147456      421             0 nginx
>[ 1825.151989] [ 1132]   984  1132    19101        0   147456      421             0 nginx
>[ 1825.151993] [ 1133]   984  1133    19101        0   147456      421             0 nginx
>[ 1825.151998] [ 1196]    27  1196   535768       24   622592    14924             0 mysqld
>[ 1825.152003] [ 1230]  1000  1230   151897        1   614400     1818             0 php-fpm
>[ 1825.152007] [ 1231]  1000  1231   151897        1   614400     1818             0 php-fpm
>[ 1825.152012] [ 1232]  1000  1232   151897        1   614400     1818             0 php-fpm
>[ 1825.152017] [ 1235]  1000  1235   151897        2   614400     1818             0 php-fpm
>[ 1825.152021] [ 1238]  1000  1238   151897        2   614400     1818             0 php-fpm
>[ 1825.152026] [ 1239]    48  1239   151897        1   614400     1818             0 php-fpm
>[ 1825.152030] [ 1240]    48  1240   151897        1   614400     1818             0 php-fpm
>[ 1825.152035] [ 1241]    48  1241   151897        1   614400     1818             0 php-fpm
>[ 1825.152040] [ 1242]    48  1242   151897        2   614400     1819             0 php-fpm
>[ 1825.152044] [ 1243]    48  1243   151897        2   614400     1818             0 php-fpm
>[ 1825.152049] [ 1315]     0  1315    98054        1   299008      475             0 gdm-session-wor
>[ 1825.152054] [ 1361]    42  1361    22366        1   212992      333             0 systemd
>[ 1825.152058] [ 1399]    42  1399    35818        1   249856     1081             0 (sd-pam)
>[ 1825.152063] [ 1421]    42  1421   105309        1   360448      323             0 gdm-wayland-ses
>[ 1825.152067] [ 1426]     0  1426    19834        2   200704      476             0 dhclient
>[ 1825.152072] [ 1428]    42  1428    18137        1   147456      238             0 dbus-daemon
>[ 1825.152077] [ 1440]    42  1440   166364        0   438272      598             0 gnome-session-b
>[ 1825.152081] [ 1486]    42  1486  1083242     6835  1560576     8545             0 gnome-shell
>[ 1825.152086] [ 1520]     0  1520   106836      168   258048      266             0 upowerd
>[ 1825.152090] [ 1601]    42  1601   351016        0   585728     2934             0 Xwayland
>[ 1825.152095] [ 1659]     0  1659    19834        1   196608      476             0 dhclient
>[ 1825.152099] [ 1666]    42  1666    88944        0   196608      206             0 at-spi-bus-laun
>[ 1825.152104] [ 1679]    42  1679    18027        1   143360      130             0 dbus-daemon
>[ 1825.152108] [ 1686]    42  1686    55769        0   208896      208             0 at-spi2-registr
>[ 1825.152113] [ 1715]     0  1715     4442        2    73728       54             0 sbis3plugin
>[ 1825.152117] [ 1716]     0  1716   172992      125   520192     1073             0 sbis3plugin
>[ 1825.152122] [ 1743]    42  1743   368507        0   401408      885             0 pulseaudio
>[ 1825.152126] [ 1878]    42  1878   122024        0   356352      425             0 xdg-permission-
>[ 1825.152131] [ 1883]    42  1883   118289       25   204800      621             0 ibus-daemon
>[ 1825.152136] [ 1886]    42  1886    96889        0   180224      189             0 ibus-dconf
>[ 1825.152140] [ 1889]    42  1889   276560        0   753664     2565             0 ibus-x11
>[ 1825.152145] [ 1891]    42  1891    96855        0   188416      181             0 ibus-portal
>[ 1825.152150] [ 1905]     0  1905   272724       76   921600      289             0 abrt-dump-journ
>[ 1825.152154] [ 1908]     0  1908   280916       82  1581056      283             0 abrt-dump-journ
>[ 1825.152159] [ 1916]     0  1916    12545       16   143360      133             0 wpa_supplicant
>[ 1825.152163] [ 1917]     0  1917   181829       22   724992    27228             0 packagekitd
>[ 1825.152168] [ 1922]    42  1922   297813        0   790528     2785             0 gsd-wacom
>[ 1825.152172] [ 1924]    42  1924   314186        0   770048     2713             0 gsd-xsettings
>[ 1825.152177] [ 1928]    42  1928   298742        0   786432     2617             0 gsd-a11y-keyboa
>[ 1825.152181] [ 1931]    42  1931   127618        0   401408      386             0 gsd-a11y-settin
>[ 1825.152186] [ 1932]    42  1932   276508        0   753664     2590             0 gsd-clipboard
>[ 1825.152190] [ 1934]    42  1934   338216      125   827392     2557             0 gsd-color
>[ 1825.152195] [ 1936]    42  1936   117669        0   442368      458             0 gsd-datetime
>[ 1825.152199] [ 1938]    42  1938   127535        1   393216      370             0 gsd-housekeepin
>[ 1825.152204] [ 1939]    42  1939   316652        0   790528     2628             0 gsd-keyboard
>[ 1825.152208] [ 1943]    42  1943   427837        0   892928     2775             0 gsd-media-keys
>[ 1825.152213] [ 1944]    42  1944   108574        1   372736      359             0 gsd-mouse
>[ 1825.152217] [ 1949]    42  1949   317779      176   811008     2519             0 gsd-power
>[ 1825.152222] [ 1950]    42  1950   118068        0   446464      457             0 gsd-print-notif
>[ 1825.152226] [ 1952]    42  1952   108578        1   380928      358             0 gsd-rfkill
>[ 1825.152231] [ 1954]    42  1954   127007        1   397312      369             0 gsd-screensaver
>[ 1825.152235] [ 1957]    42  1957   104125        0   221184      249             0 gsd-sharing
>[ 1825.152240] [ 1959]    42  1959   153281        0   462848      492             0 gsd-smartcard
>[ 1825.152244] [ 1962]    42  1962   138207        0   475136      470             0 gsd-sound
>[ 1825.152249] [ 1995]    42  1995    48036        1   143360      146             0 dconf-service
>[ 1825.152253] [ 2001]    42  2001    78438        0   184320      185             0 ibus-engine-sim
>[ 1825.152258] [ 2114]   991  2114   107697        0   266240      600             0 colord
>[ 1825.152262] [ 2148]     0  2148   104272        1   352256      691             0 gdm-session-wor
>[ 1825.152267] [ 2164]  1000  2164    22405        0   200704      358             0 systemd
>[ 1825.152271] [ 2169]  1000  2169    35852        1   249856     1105             0 (sd-pam)
>[ 1825.152275] [ 2179]  1000  2179   100202       95   200704     1601             0 gnome-keyring-d
>[ 1825.152280] [ 2190]  1000  2190   105309        1   356352      321             0 gdm-wayland-ses
>[ 1825.152284] [ 2192]  1000  2192    18443      300   143360      231             0 dbus-daemon
>[ 1825.152289] [ 2195]  1000  2195   166429        0   434176      714             0 gnome-session-b
>[ 1825.152293] [ 2244]  1000  2244   100214        0   200704      264             0 gvfsd
>[ 1825.152298] [ 2249]  1000  2249   105643        0   192512      230             0 gvfsd-fuse
>[ 1825.152302] [ 2278]  1000  2278  1228263    20596  1921024    20776             0 gnome-shell
>[ 1825.152306] [ 2338]  1000  2338   367908      331   753664     3953             0 Xwayland
>[ 1825.152311] [ 2356]  1000  2356    88945        0   188416      241             0 at-spi-bus-laun
>[ 1825.152315] [ 2361]  1000  2361    18059        0   135168      172             0 dbus-daemon
>[ 1825.152320] [ 2364]  1000  2364    55770        0   196608      227             0 at-spi2-registr
>[ 1825.152324] [ 2370]  1000  2370   442465        2   471040      992             0 pulseaudio
>[ 1825.152329] [ 2404]  1000  2404   122025        0   364544      426             0 xdg-permission-
>[ 1825.152333] [ 2408]  1000  2408 29608632        0  1011712     2175             0 gnome-shell-cal
>[ 1825.152338] [ 2410]  1000  2410   118337       24   200704      629             0 ibus-daemon
>[ 1825.152343] [ 2414]  1000  2414    96890        0   184320      205             0 ibus-dconf
>[ 1825.152347] [ 2416]  1000  2416   276558        0   765952     2595             0 ibus-x11
>[ 1825.152351] [ 2418]  1000  2418    96855        0   184320      236             0 ibus-portal
>[ 1825.152356] [ 2430]  1000  2430 25496871        0  1183744     4318             0 evolution-sourc
>[ 1825.152360] [ 2433]   992  2433   116620      166   327680     2090             0 geoclue
>[ 1825.152365] [ 2449]  1000  2449 25429308        0   860160    12272             0 goa-daemon
>[ 1825.152369] [ 2450]  1000  2450   145870      206   282624      220             0 gvfs-udisks2-vo
>[ 1825.152374] [ 2456]  1000  2456    96274        0   180224      228             0 gvfs-mtp-volume
>[ 1825.152379] [ 2464]  1000  2464   130413       55   413696      386             0 goa-identity-se
>[ 1825.152383] [ 2469]  1000  2469    99423        1   212992      288             0 gvfs-gphoto2-vo
>[ 1825.152388] [ 2480]  1000  2480   121974        0   229376      285             0 gvfs-afc-volume
>[ 1825.152392] [ 2485]  1000  2485    96383        0   180224      235             0 gvfs-goa-volume
>[ 1825.152397] [ 2488]  1000  2488    48102        0   139264      221             0 dconf-service
>[ 1825.152401] [ 2500]  1000  2500   127621        0   393216      428             0 gsd-mouse
>[ 1825.152406] [ 2502]  1000  2502   317786      174   815104     2524             0 gsd-power
>[ 1825.152410] [ 2503]  1000  2503   139075        0   471040      543             0 gsd-print-notif
>[ 1825.152415] [ 2504]  1000  2504   163910      110   405504      312             0 gsd-rfkill
>[ 1825.152419] [ 2506]  1000  2506   127007        0   389120      399             0 gsd-screensaver
>[ 1825.152424] [ 2509]  1000  2509   141058      120   253952      278             0 gsd-sharing
>[ 1825.152428] [ 2510]  1000  2510   297816        0   794624     2831             0 gsd-wacom
>[ 1825.152433] [ 2515]  1000  2515    77310        0   163840      179             0 gvfsd-metadata
>[ 1825.152438] [ 2518]  1000  2518   314188        0   786432     2718             0 gsd-xsettings
>[ 1825.152442] [ 2520]  1000  2520   138208        0   483328      517             0 gsd-sound
>[ 1825.152447] [ 2526]  1000  2526   153282        0   466944      524             0 gsd-smartcard
>[ 1825.152451] [ 2537]  1000  2537   298784        0   782336     2686             0 gsd-a11y-keyboa
>[ 1825.152456] [ 2538]  1000  2538   127619        0   401408      420             0 gsd-a11y-settin
>[ 1825.152460] [ 2540]  1000  2540   276464        0   761856     2585             0 gsd-clipboard
>[ 1825.152464] [ 2541]  1000  2541   356674      149   827392     2568             0 gsd-color
>[ 1825.152469] [ 2542]  1000  2542   136716        0   466944      516             0 gsd-datetime
>[ 1825.152473] [ 2543]  1000  2543   148232       48   438272      398             0 gsd-housekeepin
>[ 1825.152478] [ 2547]  1000  2547   316653        0   806912     2671             0 gsd-keyboard
>[ 1825.152482] [ 2548]  1000  2548   391021      178   880640     2608             0 gsd-media-keys
>[ 1825.152487] [ 2554]     0  2554    57744       14   262144      292             0 cupsd
>[ 1825.152491] [ 2608]  1000  2608 25484716        0  1204224    11024             0 evolution-calen
>[ 1825.152496] [ 2610]  1000  2610    78437        1   176128      202             0 ibus-engine-sim
>[ 1825.152501] [ 2710]  1000  2710   154396        0   466944      468             0 gsd-printer
>[ 1825.152505] [ 2721]  1000  2721 25488048        0  1110016    10985             0 evolution-calen
>[ 1825.152510] [ 2756]  1000  2756   142391        0   528384     3854             0 seapplet
>[ 1825.152514] [ 2762]  1000  2762   349908        6  1019904    18364             0 gnome-software
>[ 1825.152519] [ 2770]  1000  2770    69562      148   172032      148             0 gsd-disk-utilit
>[ 1825.152523] [ 2772]  1000  2772   357990        0   802816     1962             0 tracker-extract
>[ 1825.152528] [ 2780]  1000  2780   103703        0   303104      420             0 tracker-miner-a
>[ 1825.152532] [ 2785]  1000  2785   714066     6902  1884160    23593             0 sbis3plugin
>[ 1825.152536] [ 2790]  1000  2790 25501236        0  1105920     2922             0 evolution-alarm
>[ 1825.152541] [ 2792]  1000  2792   127639        0   364544      575             0 tracker-miner-f
>[ 1825.152545] [ 2796]  1000  2796   160989        0   524288     1350             0 abrt-applet
>[ 1825.152549] [ 2797]  1000  2797   190202      330   315392      862             0 tracker-store
>[ 1825.152554] [ 2844]  1000  2844 25583038        0  1220608    13801             0 evolution-calen
>[ 1825.152559] [ 2845]  1000  2845 25454426        0  1089536     2084             0 evolution-addre
>[ 1825.152563] [ 2859]  1000  2859 25497717        0  1036288     2176             0 evolution-addre
>[ 1825.152568] [ 2889]     0  2889    90699        0   307200      443          -900 abrt-dbus
>[ 1825.152572] [ 2898]  1000  2898 25506490        0  1114112    11012             0 evolution-calen
>[ 1825.152577] [ 2943]  1000  2943 29673910        0  1179648    11048             0 evolution-calen
>[ 1825.152582] [ 3002]  1000  3002   148427      416   516096     1964             0 sbis3plugin
>[ 1825.152586] [ 3031]     0  3031   158973       74   516096      959             0 fwupd
>[ 1825.152591] [ 3060]  1000  3060   131191       84   425984      975             0 sbis3plugin
>[ 1825.152595] [ 3083]  1000  3083   194613      914   712704     1503             0 sbis3plugin
>[ 1825.152600] [ 3205]  1000  3205   154225       44   458752     1024             0 sbis3plugin
>[ 1825.152604] [ 3235]  1000  3235   152622       76   421888      879             0 sbis3plugin
>[ 1825.152608] [ 3270]  1000  3270   160964       51   618496     1264             0 sbis3plugin
>[ 1825.152613] [ 3295]  1000  3295   127068       85   385024      980             0 sbis3plugin
>[ 1825.152617] [ 3313]  1000  3313   138939      145   421888     1314             0 sbis3plugin
>[ 1825.152622] [ 3349]  1000  3349   642359        0   700416     3658             0 gnome-documents
>[ 1825.152626] [ 3355]  1000  3355   179242        0   626688     1515             0 nautilus
>[ 1825.152631] [ 3410]  1000  3410   119215        0   225280      303             0 gvfsd-trash
>[ 1825.152635] [ 3450]  1000  3450    21899        0   155648      181             0 obexd
>[ 1825.152640] [ 3602]  1000  3602   146490       83   528384     1224             0 sbis3plugin
>[ 1825.152644] [ 3628]  1000  3628   181534       51   700416     1774             0 sbis3plugin
>[ 1825.152649] [ 3705]  1000  3705   157828      103   569344     1230             0 sbis3plugin
>[ 1825.152653] [ 3820]  1000  3820   457812     4659  1310720    16136             0 virt-manager
>[ 1825.152657] [ 4032]     0  4032    83451        0   319488      331          -900 virtlogd
>[ 1825.152662] [ 4046]   107  4046   801179   184444  5984256   418433             0 qemu-system-x86
>[ 1825.152667] [ 4048]     0  4048    16036       30   172032      118             0 systemd-machine
>[ 1825.152671] [ 4618]     0  4618    36368       12   307200      265             0 sshd
>[ 1825.152675] [ 4637]     0  4637    19797        1   196608      305             0 systemd
>[ 1825.152680] [ 4650]     0  4650    72718        1   266240     1132             0 (sd-pam)
>[ 1825.152684] [ 4668]     0  4668    36419       95   290816      236             0 sshd
>[ 1825.152689] [ 4674]     0  4674    33591        1    90112      531             0 bash
>[ 1825.152693] [ 4710]  1000  4710    47154       28   188416      109             0 gconfd-2
>[ 1825.152698] [ 4765]     0  4765    34622      344    94208       40             0 htop
>[ 1825.152704] [ 5073]  1000  5073   177208     3708   536576     2084             0 gnome-terminal-
>[ 1825.152708] [ 5180]  1000  5180    33067        2    86016      532             0 bash
>[ 1825.152713] [ 5290]  1000  5290    33067        1    81920      523             0 bash
>[ 1825.152717] [ 5324]  1000  5324    34970      527   102400       48             0 htop
>[ 1825.152721] [ 5326]  1000  5326    33067        1    90112      523             0 bash
>[ 1825.152726] [ 5360]  1000  5360   943857   148651  4501504    69095             0 firefox
>[ 1825.152730] [ 5519]  1000  5519   484371    12717  1323008    21400             0 Web Content
>[ 1825.152734] [ 5554]  1000  5554   446057      472  1011712     8341             0 file:// Content
>[ 1825.152738] [ 5593]  1000  5593   467114     6450  1167360    15570             0 Web Content
>[ 1825.152753] [ 5610]  1000  5610   467048     6410  1171456    15636             0 Web Content
>[ 1825.152758] [ 5757]  1000  5757    33067        1    77824      524             0 bash
>[ 1825.152762] [ 5793]  1000  5793    63863        0   299008      204             0 su
>[ 1825.152767] [ 5802]     0  5802    33590       65    90112      465             0 bash
>[ 1825.152772] [ 5886]  1000  5886    33067        2    86016      525             0 bash
>[ 1825.152776] [ 5987]  1000  5987 22481711  7276436 177639424 14627618             0 Web Content
>[ 1825.152781] [ 6007]     0  6007    69781      124   376832      292             0 sssd_kcm
>[ 1825.152786] [ 6009]     0  6009    70462       44   372736      257             0 sssd_secrets
>[ 1825.152789] Out of memory: Kill process 5987 (Web Content) score 931 or sacrifice child
>[ 1825.152920] Killed process 5987 (Web Content) total-vm:89926844kB, anon-rss:29105744kB, file-rss:0kB, shmem-rss:0kB
>[ 1841.600149] oom_reaper: reaped process 5987 (Web Content), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB
>[ 1950.669426] sysrq: SysRq : Show Blocked State
>[ 1950.669436]   task                        PC stack   pid father
>[ 1950.669664] tracker-store   D10664  2797   2164 0x00000000
>[ 1950.669669] Call Trace:
>[ 1950.669678]  ? __schedule+0x2ed/0xba0
>[ 1950.669684]  schedule+0x2f/0x90
>[ 1950.669687]  io_schedule+0x12/0x40
>[ 1950.669690]  generic_file_read_iter+0x39e/0xdb0
>[ 1950.669697]  ? page_cache_tree_insert+0x130/0x130
>[ 1950.669730]  xfs_file_buffered_aio_read+0x65/0x1a0 [xfs]
>[ 1950.669751]  xfs_file_read_iter+0x64/0xc0 [xfs]
>[ 1950.669756]  __vfs_read+0x102/0x170
>[ 1950.669762]  vfs_read+0x9e/0x150
>[ 1950.669765]  SyS_pread64+0x93/0xb0
>[ 1950.669768]  ? trace_hardirqs_off_thunk+0x1a/0x1c
>[ 1950.669772]  do_syscall_64+0x79/0x220
>[ 1950.669775]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 1950.669778] RIP: 0033:0x7f8681df9873
>[ 1950.669779] RSP: 002b:00007ffca5075a40 EFLAGS: 00000293 ORIG_RAX: 0000000000000011
>[ 1950.669782] RAX: ffffffffffffffda RBX: 0000000000001000 RCX: 00007f8681df9873
>[ 1950.669783] RDX: 0000000000001000 RSI: 0000561a11dba0e8 RDI: 0000000000000008
>[ 1950.669784] RBP: 0000000000001000 R08: 0000561a11dba0e8 R09: 000000000fca0fff
>[ 1950.669786] R10: 000000001486f000 R11: 0000000000000293 R12: 0000000000000000
>[ 1950.669787] R13: 0000561a11dba0e8 R14: 000000001486f000 R15: 0000561a11bc3580
>[ 2042.944683] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2042.944686] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2042.944688] CPU: 2 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 2042.944690] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2042.944691] Call Trace:
>[ 2042.944697]  dump_stack+0x85/0xbf
>[ 2042.944702]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2042.944709]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2042.944718]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2042.944724]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2042.944728]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2042.944736]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2042.944739]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2042.944745]  ? mutex_trylock+0xcd/0xe0
>[ 2042.944751]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2042.944783]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2042.944804]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2042.944827]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2042.944850]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2042.944871]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2042.944888]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2042.944909]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2042.944921]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2042.944929]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2042.944946]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2042.944950]  ? __pm_runtime_resume+0x54/0x90
>[ 2042.944955]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2042.944974]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2042.944979]  do_vfs_ioctl+0xa5/0x6e0
>[ 2042.944986]  SyS_ioctl+0x74/0x80
>[ 2042.944990]  do_syscall_64+0x79/0x220
>[ 2042.944994]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2042.944996] RIP: 0033:0x7f70a90d90f7
>[ 2042.944998] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2042.945000] RAX: ffffffffffffffda RBX: 000055e7ed174b70 RCX: 00007f70a90d90f7
>[ 2042.945002] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 2042.945003] RBP: 00007ffd456b9940 R08: 000055e7ed174b70 R09: 00007f70a939dcf0
>[ 2042.945004] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000c0206440
>[ 2042.945005] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ecac2930
>[ 2057.128942] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2057.128945] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2057.128948] CPU: 1 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 2057.128949] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2057.128950] Call Trace:
>[ 2057.128957]  dump_stack+0x85/0xbf
>[ 2057.128961]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2057.128969]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2057.128978]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2057.128984]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2057.128988]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2057.128996]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2057.129000]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2057.129006]  ? mutex_trylock+0xcd/0xe0
>[ 2057.129011]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2057.129043]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2057.129064]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2057.129087]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2057.129109]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2057.129131]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2057.129148]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2057.129169]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2057.129181]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2057.129189]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2057.129206]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2057.129211]  ? __pm_runtime_resume+0x54/0x90
>[ 2057.129216]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2057.129235]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2057.129240]  do_vfs_ioctl+0xa5/0x6e0
>[ 2057.129246]  SyS_ioctl+0x74/0x80
>[ 2057.129251]  do_syscall_64+0x79/0x220
>[ 2057.129254]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2057.129257] RIP: 0033:0x7f70a90d90f7
>[ 2057.129258] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2057.129261] RAX: ffffffffffffffda RBX: 000055e7ebc3e2f0 RCX: 00007f70a90d90f7
>[ 2057.129262] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 2057.129263] RBP: 00007ffd456b9940 R08: 000055e7ebc3e2f0 R09: 0000000000000004
>[ 2057.129265] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 2057.129266] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ee39fc00
>[ 2127.838595] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2127.838600] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2127.838604] CPU: 6 PID: 2338 Comm: Xwayland Not tainted 4.16.0-rc6-mm_thp #1
>[ 2127.838606] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2127.838608] Call Trace:
>[ 2127.838617]  dump_stack+0x85/0xbf
>[ 2127.838623]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2127.838634]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2127.838651]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2127.838662]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2127.838668]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2127.838682]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2127.838687]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2127.838707]  ? mutex_trylock+0xcd/0xe0
>[ 2127.838715]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2127.838756]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2127.838790]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2127.838828]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2127.838865]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2127.838900]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2127.838926]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2127.838959]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2127.838976]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2127.838989]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2127.839016]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2127.839024]  ? __pm_runtime_resume+0x54/0x90
>[ 2127.839032]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2127.839060]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2127.839068]  do_vfs_ioctl+0xa5/0x6e0
>[ 2127.839079]  SyS_ioctl+0x74/0x80
>[ 2127.839087]  do_syscall_64+0x79/0x220
>[ 2127.839092]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2127.839095] RIP: 0033:0x7fd8d64ef0f7
>[ 2127.839097] RSP: 002b:00007ffcc6dba328 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2127.839102] RAX: ffffffffffffffda RBX: 0000000002cc0ee0 RCX: 00007fd8d64ef0f7
>[ 2127.839104] RDX: 00007ffcc6dba370 RSI: 00000000c0206440 RDI: 000000000000000b
>[ 2127.839106] RBP: 00007ffcc6dba370 R08: 0000000002cc0ee0 R09: 0000000000000004
>[ 2127.839108] R10: 000000000264c010 R11: 0000000000000246 R12: 00000000c0206440
>[ 2127.839110] R13: 000000000000000b R14: 00007ffcc6dba408 R15: 0000000002be9a30
>[ 2181.859755] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2181.859758] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2181.859760] CPU: 6 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 2181.859762] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2181.859763] Call Trace:
>[ 2181.859770]  dump_stack+0x85/0xbf
>[ 2181.859774]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2181.859782]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2181.859791]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2181.859797]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2181.859801]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2181.859809]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2181.859813]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2181.859819]  ? mutex_trylock+0xcd/0xe0
>[ 2181.859824]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2181.859863]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2181.859897]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2181.859935]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2181.859960]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2181.859982]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2181.859999]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2181.860019]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2181.860032]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2181.860040]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2181.860057]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2181.860062]  ? __pm_runtime_resume+0x54/0x90
>[ 2181.860067]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2181.860085]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2181.860090]  do_vfs_ioctl+0xa5/0x6e0
>[ 2181.860097]  SyS_ioctl+0x74/0x80
>[ 2181.860102]  do_syscall_64+0x79/0x220
>[ 2181.860105]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2181.860107] RIP: 0033:0x7f70a90d90f7
>[ 2181.860109] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2181.860112] RAX: ffffffffffffffda RBX: 000055e7edaa4840 RCX: 00007f70a90d90f7
>[ 2181.860113] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 2181.860114] RBP: 00007ffd456b9940 R08: 000055e7edaa4840 R09: 0000000000000004
>[ 2181.860115] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 2181.860117] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ec4efe00
>[ 2194.254849] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2194.254853] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2194.254855] CPU: 5 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 2194.254857] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2194.254858] Call Trace:
>[ 2194.254864]  dump_stack+0x85/0xbf
>[ 2194.254869]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2194.254876]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2194.254885]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2194.254891]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2194.254895]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2194.254902]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2194.254905]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2194.254911]  ? mutex_trylock+0xcd/0xe0
>[ 2194.254916]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2194.254948]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2194.254975]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2194.254984]  ? __lock_acquire+0x2d4/0x1340
>[ 2194.255015]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2194.255050]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2194.255083]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2194.255108]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2194.255138]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2194.255152]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2194.255166]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2194.255193]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2194.255200]  ? __pm_runtime_resume+0x54/0x90
>[ 2194.255206]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2194.255245]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2194.255253]  do_vfs_ioctl+0xa5/0x6e0
>[ 2194.255264]  SyS_ioctl+0x74/0x80
>[ 2194.255272]  do_syscall_64+0x79/0x220
>[ 2194.255277]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2194.255280] RIP: 0033:0x7f70a90d90f7
>[ 2194.255283] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2194.255287] RAX: ffffffffffffffda RBX: 000055e7ee0f56e0 RCX: 00007f70a90d90f7
>[ 2194.255289] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 2194.255301] RBP: 00007ffd456b9940 R08: 000055e7ee0f56e0 R09: 00007f70a939dc50
>[ 2194.255303] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[ 2194.255305] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7edbf0200
>[ 2198.634986] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2198.634989] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2198.634992] CPU: 3 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 2198.634993] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2198.634995] Call Trace:
>[ 2198.635001]  dump_stack+0x85/0xbf
>[ 2198.635005]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2198.635013]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2198.635022]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2198.635030]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2198.635037]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2198.635051]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2198.635056]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2198.635066]  ? mutex_trylock+0xcd/0xe0
>[ 2198.635075]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2198.635115]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2198.635148]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2198.635158]  ? __lock_acquire+0x2d4/0x1340
>[ 2198.635191]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2198.635229]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2198.635263]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2198.635291]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2198.635325]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2198.635340]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2198.635354]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2198.635382]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2198.635389]  ? __pm_runtime_resume+0x54/0x90
>[ 2198.635396]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2198.635425]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2198.635433]  do_vfs_ioctl+0xa5/0x6e0
>[ 2198.635445]  SyS_ioctl+0x74/0x80
>[ 2198.635453]  do_syscall_64+0x79/0x220
>[ 2198.635458]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2198.635461] RIP: 0033:0x7f70a90d90f7
>[ 2198.635463] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2198.635468] RAX: ffffffffffffffda RBX: 000055e7edcd0bc0 RCX: 00007f70a90d90f7
>[ 2198.635470] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 2198.635472] RBP: 00007ffd456b9940 R08: 000055e7edcd0bc0 R09: 00007f70a939dc50
>[ 2198.635474] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[ 2198.635476] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7edd6d710
>[ 2203.293329] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2203.293334] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2203.293338] CPU: 7 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 2203.293340] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2203.293342] Call Trace:
>[ 2203.293351]  dump_stack+0x85/0xbf
>[ 2203.293357]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2203.293369]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2203.293386]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2203.293398]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2203.293404]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2203.293419]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2203.293424]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2203.293434]  ? mutex_trylock+0xcd/0xe0
>[ 2203.293443]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2203.293482]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2203.293516]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2203.293525]  ? __lock_acquire+0x2d4/0x1340
>[ 2203.293560]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2203.293600]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2203.293636]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2203.293662]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2203.293708]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2203.293723]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2203.293737]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2203.293765]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2203.293772]  ? __pm_runtime_resume+0x54/0x90
>[ 2203.293780]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2203.293811]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2203.293818]  do_vfs_ioctl+0xa5/0x6e0
>[ 2203.293831]  SyS_ioctl+0x74/0x80
>[ 2203.293839]  do_syscall_64+0x79/0x220
>[ 2203.293844]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2203.293847] RIP: 0033:0x7f70a90d90f7
>[ 2203.293850] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2203.293854] RAX: ffffffffffffffda RBX: 000055e7ee167770 RCX: 00007f70a90d90f7
>[ 2203.293857] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 2203.293859] RBP: 00007ffd456b9940 R08: 000055e7ee167770 R09: 00007f70a939dc50
>[ 2203.293861] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[ 2203.293863] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ee050d90
>[ 2206.422275] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2206.422315] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2206.422318] CPU: 4 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 2206.422321] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2206.422323] Call Trace:
>[ 2206.422331]  dump_stack+0x85/0xbf
>[ 2206.422337]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2206.422349]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2206.422365]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2206.422376]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2206.422382]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2206.422397]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2206.422402]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2206.422412]  ? mutex_trylock+0xcd/0xe0
>[ 2206.422421]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2206.422464]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2206.422498]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2206.422508]  ? __lock_acquire+0x2d4/0x1340
>[ 2206.422541]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2206.422580]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2206.422616]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2206.422644]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2206.422678]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2206.422694]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2206.422707]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2206.422735]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2206.422743]  ? __pm_runtime_resume+0x54/0x90
>[ 2206.422751]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2206.422781]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2206.422789]  do_vfs_ioctl+0xa5/0x6e0
>[ 2206.422802]  SyS_ioctl+0x74/0x80
>[ 2206.422810]  do_syscall_64+0x79/0x220
>[ 2206.422815]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2206.422818] RIP: 0033:0x7f70a90d90f7
>[ 2206.422821] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2206.422826] RAX: ffffffffffffffda RBX: 000055e7edeff040 RCX: 00007f70a90d90f7
>[ 2206.422828] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 2206.422830] RBP: 00007ffd456b9940 R08: 000055e7edeff040 R09: 00007f70a939dc50
>[ 2206.422832] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[ 2206.422834] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ecbea190
>[ 2210.484409] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2210.484414] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2210.484418] CPU: 7 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 2210.484421] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2210.484423] Call Trace:
>[ 2210.484431]  dump_stack+0x85/0xbf
>[ 2210.484438]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2210.484450]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2210.484467]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2210.484479]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2210.484485]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2210.484500]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2210.484505]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2210.484515]  ? mutex_trylock+0xcd/0xe0
>[ 2210.484525]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2210.484567]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2210.484603]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2210.484644]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2210.484683]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2210.484719]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2210.484747]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2210.484782]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2210.484798]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2210.484812]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2210.484841]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2210.484848]  ? __pm_runtime_resume+0x54/0x90
>[ 2210.484857]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2210.484888]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2210.484896]  do_vfs_ioctl+0xa5/0x6e0
>[ 2210.484909]  SyS_ioctl+0x74/0x80
>[ 2210.484917]  do_syscall_64+0x79/0x220
>[ 2210.484922]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2210.484926] RIP: 0033:0x7f70a90d90f7
>[ 2210.484928] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2210.484933] RAX: ffffffffffffffda RBX: 000055e7edb21ba0 RCX: 00007f70a90d90f7
>[ 2210.484935] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 2210.484937] RBP: 00007ffd456b9940 R08: 000055e7edb21ba0 R09: 0000000000000004
>[ 2210.484940] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 2210.484942] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7eddcff40
>[ 2213.243605] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2213.243609] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2213.243613] CPU: 5 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 2213.243615] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2213.243617] Call Trace:
>[ 2213.243626]  dump_stack+0x85/0xbf
>[ 2213.243632]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2213.243644]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2213.243660]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2213.243671]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2213.243678]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2213.243692]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2213.243697]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2213.243707]  ? mutex_trylock+0xcd/0xe0
>[ 2213.243715]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2213.243755]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2213.243788]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2213.243797]  ? __lock_acquire+0x2d4/0x1340
>[ 2213.243841]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2213.243878]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2213.243912]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2213.243938]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2213.243969]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2213.243982]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2213.243991]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2213.244008]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2213.244013]  ? __pm_runtime_resume+0x54/0x90
>[ 2213.244020]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2213.244049]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2213.244057]  do_vfs_ioctl+0xa5/0x6e0
>[ 2213.244069]  SyS_ioctl+0x74/0x80
>[ 2213.244076]  do_syscall_64+0x79/0x220
>[ 2213.244081]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2213.244085] RIP: 0033:0x7f70a90d90f7
>[ 2213.244087] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2213.244091] RAX: ffffffffffffffda RBX: 000055e7edcccf70 RCX: 00007f70a90d90f7
>[ 2213.244093] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 2213.244095] RBP: 00007ffd456b9940 R08: 000055e7edcccf70 R09: 00007f70a939dc50
>[ 2213.244097] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[ 2213.244099] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7edecd980
>[ 2221.484726] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2221.484729] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2221.484732] CPU: 3 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 2221.484734] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2221.484735] Call Trace:
>[ 2221.484742]  dump_stack+0x85/0xbf
>[ 2221.484748]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2221.484756]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2221.484775]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2221.484781]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2221.484785]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2221.484793]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2221.484796]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2221.484802]  ? mutex_trylock+0xcd/0xe0
>[ 2221.484808]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2221.484841]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2221.484863]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2221.484869]  ? __lock_acquire+0x2d4/0x1340
>[ 2221.484889]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2221.484913]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2221.484935]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2221.484952]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2221.484973]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2221.484985]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2221.484993]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2221.485010]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2221.485015]  ? __pm_runtime_resume+0x54/0x90
>[ 2221.485020]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2221.485038]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2221.485043]  do_vfs_ioctl+0xa5/0x6e0
>[ 2221.485050]  SyS_ioctl+0x74/0x80
>[ 2221.485055]  do_syscall_64+0x79/0x220
>[ 2221.485058]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2221.485061] RIP: 0033:0x7f70a90d90f7
>[ 2221.485062] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2221.485065] RAX: ffffffffffffffda RBX: 000055e7ee13a9c0 RCX: 00007f70a90d90f7
>[ 2221.485066] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 2221.485067] RBP: 00007ffd456b9940 R08: 000055e7ee13a9c0 R09: 00007f70a939dc50
>[ 2221.485069] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[ 2221.485070] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7edc289c0
>[ 2224.807739] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2224.807744] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2224.807748] CPU: 7 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 2224.807750] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2224.807751] Call Trace:
>[ 2224.807760]  dump_stack+0x85/0xbf
>[ 2224.807766]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2224.807777]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2224.807791]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2224.807800]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2224.807806]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2224.807818]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2224.807823]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2224.807831]  ? mutex_trylock+0xcd/0xe0
>[ 2224.807839]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2224.807885]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2224.807919]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2224.807927]  ? __lock_acquire+0x2d4/0x1340
>[ 2224.807958]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2224.807996]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2224.808030]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2224.808057]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2224.808085]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2224.808098]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2224.808107]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2224.808125]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2224.808130]  ? __pm_runtime_resume+0x54/0x90
>[ 2224.808135]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2224.808154]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2224.808159]  do_vfs_ioctl+0xa5/0x6e0
>[ 2224.808166]  SyS_ioctl+0x74/0x80
>[ 2224.808171]  do_syscall_64+0x79/0x220
>[ 2224.808175]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2224.808178] RIP: 0033:0x7f70a90d90f7
>[ 2224.808179] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2224.808182] RAX: ffffffffffffffda RBX: 000055e7edc2d7a0 RCX: 00007f70a90d90f7
>[ 2224.808183] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 2224.808184] RBP: 00007ffd456b9940 R08: 000055e7edc2d7a0 R09: 0000000000000004
>[ 2224.808186] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 2224.808187] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7edd88c90
>[ 2229.252809] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2229.252814] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2229.252817] CPU: 3 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 2229.252819] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2229.252821] Call Trace:
>[ 2229.252829]  dump_stack+0x85/0xbf
>[ 2229.252834]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2229.252845]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2229.252860]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2229.252870]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2229.252876]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2229.252890]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2229.252895]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2229.252905]  ? mutex_trylock+0xcd/0xe0
>[ 2229.252913]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2229.252950]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2229.252982]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2229.252991]  ? __lock_acquire+0x2d4/0x1340
>[ 2229.253023]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2229.253059]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2229.253093]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2229.253120]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2229.253153]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2229.253167]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2229.253181]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2229.253209]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2229.253215]  ? __pm_runtime_resume+0x54/0x90
>[ 2229.253222]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2229.253252]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2229.253260]  do_vfs_ioctl+0xa5/0x6e0
>[ 2229.253271]  SyS_ioctl+0x74/0x80
>[ 2229.253279]  do_syscall_64+0x79/0x220
>[ 2229.253284]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2229.253287] RIP: 0033:0x7f70a90d90f7
>[ 2229.253290] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2229.253293] RAX: ffffffffffffffda RBX: 000055e7ee441120 RCX: 00007f70a90d90f7
>[ 2229.253294] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 2229.253296] RBP: 00007ffd456b9940 R08: 000055e7ee441120 R09: 00007f70a939dc50
>[ 2229.253297] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[ 2229.253298] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ed7e7310
>[ 2232.459253] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2232.459256] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2232.459259] CPU: 3 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 2232.459260] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2232.459261] Call Trace:
>[ 2232.459268]  dump_stack+0x85/0xbf
>[ 2232.459272]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2232.459280]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2232.459289]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2232.459296]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2232.459300]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2232.459308]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2232.459311]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2232.459317]  ? mutex_trylock+0xcd/0xe0
>[ 2232.459322]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2232.459356]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2232.459377]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2232.459383]  ? __lock_acquire+0x2d4/0x1340
>[ 2232.459403]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2232.459426]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2232.459448]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2232.459476]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2232.459496]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2232.459508]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2232.459515]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2232.459532]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2232.459536]  ? __pm_runtime_resume+0x54/0x90
>[ 2232.459541]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2232.459558]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2232.459563]  do_vfs_ioctl+0xa5/0x6e0
>[ 2232.459570]  SyS_ioctl+0x74/0x80
>[ 2232.459574]  do_syscall_64+0x79/0x220
>[ 2232.459577]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2232.459580] RIP: 0033:0x7f70a90d90f7
>[ 2232.459582] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2232.459584] RAX: ffffffffffffffda RBX: 000055e7edb9bb40 RCX: 00007f70a90d90f7
>[ 2232.459586] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 2232.459587] RBP: 00007ffd456b9940 R08: 000055e7edb9bb40 R09: 00007f70a939dc50
>[ 2232.459588] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[ 2232.459589] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7eef4f200
>[ 2241.603632] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2241.603637] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2241.603641] CPU: 6 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 2241.603643] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2241.603645] Call Trace:
>[ 2241.603652]  dump_stack+0x85/0xbf
>[ 2241.603657]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2241.603665]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2241.603674]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2241.603681]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2241.603685]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2241.603693]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2241.603696]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2241.603702]  ? mutex_trylock+0xcd/0xe0
>[ 2241.603708]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2241.603746]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2241.603768]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2241.603774]  ? __lock_acquire+0x2d4/0x1340
>[ 2241.603795]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2241.603818]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2241.603841]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2241.603862]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2241.603883]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2241.603896]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2241.603905]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2241.603922]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2241.603927]  ? __pm_runtime_resume+0x54/0x90
>[ 2241.603931]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2241.603949]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2241.603955]  do_vfs_ioctl+0xa5/0x6e0
>[ 2241.603962]  SyS_ioctl+0x74/0x80
>[ 2241.603967]  do_syscall_64+0x79/0x220
>[ 2241.603970]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2241.603973] RIP: 0033:0x7f70a90d90f7
>[ 2241.603974] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2241.603977] RAX: ffffffffffffffda RBX: 000055e7ee02fb70 RCX: 00007f70a90d90f7
>[ 2241.603978] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 2241.603980] RBP: 00007ffd456b9940 R08: 000055e7ee02fb70 R09: 00007f70a939dc50
>[ 2241.603981] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[ 2241.603982] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ee498040
>[ 2242.565803] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2242.565808] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2242.565812] CPU: 5 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 2242.565815] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2242.565817] Call Trace:
>[ 2242.565825]  dump_stack+0x85/0xbf
>[ 2242.565831]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2242.565843]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2242.565860]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2242.565881]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2242.565887]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2242.565901]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2242.565906]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2242.565916]  ? mutex_trylock+0xcd/0xe0
>[ 2242.565925]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2242.565964]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2242.565997]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2242.566006]  ? __lock_acquire+0x2d4/0x1340
>[ 2242.566040]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2242.566077]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2242.566112]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2242.566139]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2242.566173]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2242.566189]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2242.566203]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2242.566231]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2242.566239]  ? __pm_runtime_resume+0x54/0x90
>[ 2242.566247]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2242.566277]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2242.566285]  do_vfs_ioctl+0xa5/0x6e0
>[ 2242.566297]  SyS_ioctl+0x74/0x80
>[ 2242.566305]  do_syscall_64+0x79/0x220
>[ 2242.566310]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2242.566314] RIP: 0033:0x7f70a90d90f7
>[ 2242.566317] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2242.566321] RAX: ffffffffffffffda RBX: 000055e7ede43460 RCX: 00007f70a90d90f7
>[ 2242.566324] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 2242.566326] RBP: 00007ffd456b9940 R08: 000055e7ede43460 R09: 00007f70a939dc50
>[ 2242.566328] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[ 2242.566330] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ebaaf430
>[ 2247.446259] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2247.446264] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2247.446268] CPU: 5 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 2247.446270] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2247.446272] Call Trace:
>[ 2247.446280]  dump_stack+0x85/0xbf
>[ 2247.446286]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2247.446308]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2247.446325]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2247.446337]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2247.446343]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2247.446358]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2247.446363]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2247.446373]  ? mutex_trylock+0xcd/0xe0
>[ 2247.446383]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2247.446433]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2247.446466]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2247.446506]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2247.446543]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2247.446578]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2247.446605]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2247.446639]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2247.446654]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2247.446668]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2247.446696]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2247.446703]  ? __pm_runtime_resume+0x54/0x90
>[ 2247.446712]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2247.446742]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2247.446750]  do_vfs_ioctl+0xa5/0x6e0
>[ 2247.446762]  SyS_ioctl+0x74/0x80
>[ 2247.446770]  do_syscall_64+0x79/0x220
>[ 2247.446775]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2247.446779] RIP: 0033:0x7f70a90d90f7
>[ 2247.446782] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2247.446786] RAX: ffffffffffffffda RBX: 000055e7ee132a40 RCX: 00007f70a90d90f7
>[ 2247.446788] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 2247.446790] RBP: 00007ffd456b9940 R08: 000055e7ee132a40 R09: 0000000000000004
>[ 2247.446793] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 2247.446795] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ede64060
>[ 2254.251343] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2254.251347] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2254.251349] CPU: 2 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 2254.251351] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2254.251352] Call Trace:
>[ 2254.251358]  dump_stack+0x85/0xbf
>[ 2254.251363]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2254.251370]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2254.251380]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2254.251386]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2254.251390]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2254.251398]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2254.251401]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2254.251406]  ? mutex_trylock+0xcd/0xe0
>[ 2254.251412]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2254.251447]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2254.251469]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2254.251474]  ? __lock_acquire+0x2d4/0x1340
>[ 2254.251494]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2254.251518]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2254.251539]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2254.251556]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2254.251576]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2254.251589]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2254.251597]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2254.251614]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2254.251619]  ? __pm_runtime_resume+0x54/0x90
>[ 2254.251623]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2254.251641]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2254.251646]  do_vfs_ioctl+0xa5/0x6e0
>[ 2254.251653]  SyS_ioctl+0x74/0x80
>[ 2254.251658]  do_syscall_64+0x79/0x220
>[ 2254.251661]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2254.251664] RIP: 0033:0x7f70a90d90f7
>[ 2254.251665] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2254.251668] RAX: ffffffffffffffda RBX: 000055e7ee132a40 RCX: 00007f70a90d90f7
>[ 2254.251669] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 2254.251671] RBP: 00007ffd456b9940 R08: 000055e7ee132a40 R09: 00007f70a939dc50
>[ 2254.251672] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[ 2254.251673] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7edccd0f0
>[ 2256.452279] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2256.452284] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2256.452287] CPU: 7 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 2256.452290] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2256.452292] Call Trace:
>[ 2256.452301]  dump_stack+0x85/0xbf
>[ 2256.452307]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2256.452319]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2256.452336]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2256.452347]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2256.452353]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2256.452368]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2256.452373]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2256.452383]  ? mutex_trylock+0xcd/0xe0
>[ 2256.452392]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2256.452436]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2256.452470]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2256.452479]  ? __lock_acquire+0x2d4/0x1340
>[ 2256.452514]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2256.452552]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2256.452588]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2256.452616]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2256.452651]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2256.452667]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2256.452681]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2256.452710]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2256.452717]  ? __pm_runtime_resume+0x54/0x90
>[ 2256.452725]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2256.452756]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2256.452764]  do_vfs_ioctl+0xa5/0x6e0
>[ 2256.452777]  SyS_ioctl+0x74/0x80
>[ 2256.452785]  do_syscall_64+0x79/0x220
>[ 2256.452790]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2256.452794] RIP: 0033:0x7f70a90d90f7
>[ 2256.452796] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2256.452801] RAX: ffffffffffffffda RBX: 000055e7ebc20500 RCX: 00007f70a90d90f7
>[ 2256.452803] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 2256.452805] RBP: 00007ffd456b9940 R08: 000055e7ebc20500 R09: 0000000000000004
>[ 2256.452808] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 2256.452810] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7edad7110
>[ 2259.385136] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2259.385140] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2259.385142] CPU: 2 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 2259.385143] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2259.385145] Call Trace:
>[ 2259.385151]  dump_stack+0x85/0xbf
>[ 2259.385155]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2259.385163]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2259.385172]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2259.385179]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2259.385183]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2259.385191]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2259.385194]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2259.385200]  ? mutex_trylock+0xcd/0xe0
>[ 2259.385206]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2259.385237]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2259.385259]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2259.385282]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2259.385305]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2259.385326]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2259.385343]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2259.385364]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2259.385376]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2259.385384]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2259.385401]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2259.385406]  ? __pm_runtime_resume+0x54/0x90
>[ 2259.385412]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2259.385431]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2259.385436]  do_vfs_ioctl+0xa5/0x6e0
>[ 2259.385443]  SyS_ioctl+0x74/0x80
>[ 2259.385447]  do_syscall_64+0x79/0x220
>[ 2259.385451]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2259.385453] RIP: 0033:0x7f70a90d90f7
>[ 2259.385455] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2259.385457] RAX: ffffffffffffffda RBX: 000055e7ee088da0 RCX: 00007f70a90d90f7
>[ 2259.385458] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 2259.385460] RBP: 00007ffd456b9940 R08: 000055e7ee088da0 R09: 0000000000000004
>[ 2259.385461] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 2259.385462] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7edbf8830
>[ 2266.392192] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2266.392195] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2266.392198] CPU: 2 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 2266.392199] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2266.392201] Call Trace:
>[ 2266.392207]  dump_stack+0x85/0xbf
>[ 2266.392212]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2266.392219]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2266.392228]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2266.392234]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2266.392238]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2266.392246]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2266.392249]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2266.392255]  ? mutex_trylock+0xcd/0xe0
>[ 2266.392260]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2266.392291]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2266.392313]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2266.392337]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2266.392360]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2266.392382]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2266.392398]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2266.392418]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2266.392430]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2266.392438]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2266.392455]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2266.392460]  ? __pm_runtime_resume+0x54/0x90
>[ 2266.392465]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2266.392483]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2266.392488]  do_vfs_ioctl+0xa5/0x6e0
>[ 2266.392495]  SyS_ioctl+0x74/0x80
>[ 2266.392500]  do_syscall_64+0x79/0x220
>[ 2266.392503]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2266.392505] RIP: 0033:0x7f70a90d90f7
>[ 2266.392507] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2266.392509] RAX: ffffffffffffffda RBX: 000055e7eb963ca0 RCX: 00007f70a90d90f7
>[ 2266.392511] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 2266.392512] RBP: 00007ffd456b9940 R08: 000055e7eb963ca0 R09: 0000000000000004
>[ 2266.392513] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 2266.392514] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ee3abd40
>[ 2270.486810] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2270.486814] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2270.486818] CPU: 5 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 2270.486821] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2270.486823] Call Trace:
>[ 2270.486831]  dump_stack+0x85/0xbf
>[ 2270.486837]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2270.486849]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2270.486865]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2270.486876]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2270.486883]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2270.486897]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2270.486901]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2270.486911]  ? mutex_trylock+0xcd/0xe0
>[ 2270.486919]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2270.486960]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2270.486994]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2270.487003]  ? __lock_acquire+0x2d4/0x1340
>[ 2270.487036]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2270.487074]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2270.487108]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2270.487136]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2270.487170]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2270.487185]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2270.487199]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2270.487227]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2270.487235]  ? __pm_runtime_resume+0x54/0x90
>[ 2270.487242]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2270.487272]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2270.487280]  do_vfs_ioctl+0xa5/0x6e0
>[ 2270.487291]  SyS_ioctl+0x74/0x80
>[ 2270.487298]  do_syscall_64+0x79/0x220
>[ 2270.487302]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2270.487306] RIP: 0033:0x7f70a90d90f7
>[ 2270.487308] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2270.487312] RAX: ffffffffffffffda RBX: 000055e7ee4abcf0 RCX: 00007f70a90d90f7
>[ 2270.487314] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 2270.487317] RBP: 00007ffd456b9940 R08: 000055e7ee4abcf0 R09: 00007f70a939dc50
>[ 2270.487318] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[ 2270.487320] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ebcc9a70
>[ 2273.266933] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2273.266937] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2273.266941] CPU: 0 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 2273.266943] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2273.266945] Call Trace:
>[ 2273.266953]  dump_stack+0x85/0xbf
>[ 2273.266959]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2273.266971]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2273.266987]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2273.266998]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2273.267004]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2273.267018]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2273.267023]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2273.267032]  ? mutex_trylock+0xcd/0xe0
>[ 2273.267040]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2273.267079]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2273.267111]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2273.267120]  ? __lock_acquire+0x2d4/0x1340
>[ 2273.267153]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2273.267189]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2273.267224]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2273.267250]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2273.267283]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2273.267299]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2273.267315]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2273.267343]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2273.267350]  ? __pm_runtime_resume+0x54/0x90
>[ 2273.267357]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2273.267387]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2273.267394]  do_vfs_ioctl+0xa5/0x6e0
>[ 2273.267405]  SyS_ioctl+0x74/0x80
>[ 2273.267413]  do_syscall_64+0x79/0x220
>[ 2273.267418]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2273.267422] RIP: 0033:0x7f70a90d90f7
>[ 2273.267424] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2273.267429] RAX: ffffffffffffffda RBX: 000055e7edf43b00 RCX: 00007f70a90d90f7
>[ 2273.267431] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 2273.267433] RBP: 00007ffd456b9940 R08: 000055e7edf43b00 R09: 00007f70a939dc50
>[ 2273.267435] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[ 2273.267437] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ebb94050
>[ 2276.246459] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2276.246463] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2276.246467] CPU: 0 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 2276.246469] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2276.246471] Call Trace:
>[ 2276.246480]  dump_stack+0x85/0xbf
>[ 2276.246486]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2276.246497]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2276.246513]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2276.246524]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2276.246530]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2276.246543]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2276.246548]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2276.246558]  ? mutex_trylock+0xcd/0xe0
>[ 2276.246566]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2276.246605]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2276.246636]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2276.246645]  ? __lock_acquire+0x2d4/0x1340
>[ 2276.246677]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2276.246712]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2276.246747]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2276.246773]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2276.246805]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2276.246819]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2276.246832]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2276.246860]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2276.246867]  ? __pm_runtime_resume+0x54/0x90
>[ 2276.246874]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2276.246904]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2276.246911]  do_vfs_ioctl+0xa5/0x6e0
>[ 2276.246923]  SyS_ioctl+0x74/0x80
>[ 2276.246930]  do_syscall_64+0x79/0x220
>[ 2276.246935]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2276.246939] RIP: 0033:0x7f70a90d90f7
>[ 2276.246941] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2276.246946] RAX: ffffffffffffffda RBX: 000055e7edf43b00 RCX: 00007f70a90d90f7
>[ 2276.246948] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 2276.246950] RBP: 00007ffd456b9940 R08: 000055e7edf43b00 R09: 00007f70a939dc50
>[ 2276.246952] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[ 2276.246954] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7edc36910
>[ 2279.732614] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2279.732619] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2279.732622] CPU: 0 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 2279.732625] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2279.732627] Call Trace:
>[ 2279.732635]  dump_stack+0x85/0xbf
>[ 2279.732641]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2279.732652]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2279.732668]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2279.732679]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2279.732685]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2279.732698]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2279.732703]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2279.732712]  ? mutex_trylock+0xcd/0xe0
>[ 2279.732720]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2279.732762]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2279.732793]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2279.732830]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2279.732867]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2279.732901]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2279.732928]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2279.732960]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2279.732975]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2279.732989]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2279.733016]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2279.733023]  ? __pm_runtime_resume+0x54/0x90
>[ 2279.733032]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2279.733061]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2279.733069]  do_vfs_ioctl+0xa5/0x6e0
>[ 2279.733081]  SyS_ioctl+0x74/0x80
>[ 2279.733088]  do_syscall_64+0x79/0x220
>[ 2279.733092]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2279.733096] RIP: 0033:0x7f70a90d90f7
>[ 2279.733098] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2279.733103] RAX: ffffffffffffffda RBX: 000055e7ee16b5d0 RCX: 00007f70a90d90f7
>[ 2279.733105] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 2279.733107] RBP: 00007ffd456b9940 R08: 000055e7ee16b5d0 R09: 0000000000000004
>[ 2279.733109] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 2279.733111] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7edbfce30
>[ 2286.533207] kworker/dying (4978) used greatest stack depth: 9080 bytes left
>[ 2287.848584] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2287.848587] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2287.848590] CPU: 3 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 2287.848592] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2287.848593] Call Trace:
>[ 2287.848599]  dump_stack+0x85/0xbf
>[ 2287.848604]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2287.848612]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2287.848621]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2287.848627]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2287.848631]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2287.848639]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2287.848642]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2287.848648]  ? mutex_trylock+0xcd/0xe0
>[ 2287.848653]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2287.848686]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2287.848707]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2287.848713]  ? __lock_acquire+0x2d4/0x1340
>[ 2287.848733]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2287.848756]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2287.848778]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2287.848796]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2287.848819]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2287.848831]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2287.848839]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2287.848858]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2287.848863]  ? __pm_runtime_resume+0x54/0x90
>[ 2287.848868]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2287.848887]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2287.848892]  do_vfs_ioctl+0xa5/0x6e0
>[ 2287.848899]  SyS_ioctl+0x74/0x80
>[ 2287.848904]  do_syscall_64+0x79/0x220
>[ 2287.848907]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2287.848910] RIP: 0033:0x7f70a90d90f7
>[ 2287.848911] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2287.848914] RAX: ffffffffffffffda RBX: 000055e7ed3ad890 RCX: 00007f70a90d90f7
>[ 2287.848915] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 2287.848917] RBP: 00007ffd456b9940 R08: 000055e7ed3ad890 R09: 00007f70a939dc50
>[ 2287.848918] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[ 2287.848919] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ee3cb190
>[ 2291.497854] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2291.497857] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2291.497860] CPU: 3 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 2291.497861] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2291.497862] Call Trace:
>[ 2291.497869]  dump_stack+0x85/0xbf
>[ 2291.497874]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2291.497882]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2291.497891]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2291.497897]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2291.497901]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2291.497909]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2291.497912]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2291.497918]  ? mutex_trylock+0xcd/0xe0
>[ 2291.497923]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2291.497958]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2291.497981]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2291.498004]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2291.498028]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2291.498050]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2291.498068]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2291.498089]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2291.498104]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2291.498112]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2291.498129]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2291.498134]  ? __pm_runtime_resume+0x54/0x90
>[ 2291.498140]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2291.498158]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2291.498163]  do_vfs_ioctl+0xa5/0x6e0
>[ 2291.498170]  SyS_ioctl+0x74/0x80
>[ 2291.498175]  do_syscall_64+0x79/0x220
>[ 2291.498178]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2291.498181] RIP: 0033:0x7f70a90d90f7
>[ 2291.498182] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2291.498185] RAX: ffffffffffffffda RBX: 000055e7edf60f70 RCX: 00007f70a90d90f7
>[ 2291.498186] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 2291.498187] RBP: 00007ffd456b9940 R08: 000055e7edf60f70 R09: 0000000000000004
>[ 2291.498189] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 2291.498190] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ede08b30
>[ 2293.889941] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2293.889945] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2293.889949] CPU: 3 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 2293.889951] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2293.889953] Call Trace:
>[ 2293.889961]  dump_stack+0x85/0xbf
>[ 2293.889968]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2293.889979]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2293.889995]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2293.890007]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2293.890013]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2293.890028]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2293.890033]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2293.890043]  ? mutex_trylock+0xcd/0xe0
>[ 2293.890051]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2293.890089]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2293.890110]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2293.890116]  ? __lock_acquire+0x2d4/0x1340
>[ 2293.890147]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2293.890169]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2293.890190]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2293.890207]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2293.890228]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2293.890239]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2293.890247]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2293.890264]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2293.890269]  ? __pm_runtime_resume+0x54/0x90
>[ 2293.890273]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2293.890291]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2293.890296]  do_vfs_ioctl+0xa5/0x6e0
>[ 2293.890303]  SyS_ioctl+0x74/0x80
>[ 2293.890308]  do_syscall_64+0x79/0x220
>[ 2293.890311]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2293.890313] RIP: 0033:0x7f70a90d90f7
>[ 2293.890315] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2293.890317] RAX: ffffffffffffffda RBX: 000055e7ee254e70 RCX: 00007f70a90d90f7
>[ 2293.890319] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 2293.890320] RBP: 00007ffd456b9940 R08: 000055e7ee254e70 R09: 00007f70a939dc50
>[ 2293.890321] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[ 2293.890322] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7eb9b5000
>[ 2297.150207] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2297.150211] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2297.150213] CPU: 7 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 2297.150215] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2297.150216] Call Trace:
>[ 2297.150222]  dump_stack+0x85/0xbf
>[ 2297.150227]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2297.150235]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2297.150244]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2297.150250]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2297.150254]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2297.150262]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2297.150265]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2297.150271]  ? mutex_trylock+0xcd/0xe0
>[ 2297.150277]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2297.150312]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2297.150334]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2297.150340]  ? __lock_acquire+0x2d4/0x1340
>[ 2297.150360]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2297.150383]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2297.150405]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2297.150422]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2297.150443]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2297.150456]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2297.150464]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2297.150482]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2297.150487]  ? __pm_runtime_resume+0x54/0x90
>[ 2297.150491]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2297.150510]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2297.150515]  do_vfs_ioctl+0xa5/0x6e0
>[ 2297.150522]  SyS_ioctl+0x74/0x80
>[ 2297.150527]  do_syscall_64+0x79/0x220
>[ 2297.150530]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2297.150532] RIP: 0033:0x7f70a90d90f7
>[ 2297.150534] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2297.150537] RAX: ffffffffffffffda RBX: 000055e7edcb73c0 RCX: 00007f70a90d90f7
>[ 2297.150538] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 2297.150539] RBP: 00007ffd456b9940 R08: 000055e7edcb73c0 R09: 00007f70a939dc50
>[ 2297.150541] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[ 2297.150542] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7edbebf00
>[ 2302.569596] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2302.569602] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2302.569605] CPU: 5 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 2302.569608] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2302.569610] Call Trace:
>[ 2302.569618]  dump_stack+0x85/0xbf
>[ 2302.569625]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2302.569636]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2302.569653]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2302.569664]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2302.569671]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2302.569685]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2302.569690]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2302.569700]  ? mutex_trylock+0xcd/0xe0
>[ 2302.569709]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2302.569750]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2302.569783]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2302.569793]  ? __lock_acquire+0x2d4/0x1340
>[ 2302.569826]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2302.569863]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2302.569898]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2302.569931]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2302.569952]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2302.569975]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2302.569983]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2302.570000]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2302.570005]  ? __pm_runtime_resume+0x54/0x90
>[ 2302.570009]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2302.570028]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2302.570033]  do_vfs_ioctl+0xa5/0x6e0
>[ 2302.570040]  SyS_ioctl+0x74/0x80
>[ 2302.570045]  do_syscall_64+0x79/0x220
>[ 2302.570048]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2302.570051] RIP: 0033:0x7f70a90d90f7
>[ 2302.570052] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2302.570055] RAX: ffffffffffffffda RBX: 000055e7ee1496c0 RCX: 00007f70a90d90f7
>[ 2302.570056] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 2302.570058] RBP: 00007ffd456b9940 R08: 000055e7ee1496c0 R09: 00007f70a939dc50
>[ 2302.570059] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[ 2302.570060] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ebde68a0
>[ 2306.291966] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2306.291970] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2306.291974] CPU: 5 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 2306.291976] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2306.291978] Call Trace:
>[ 2306.291986]  dump_stack+0x85/0xbf
>[ 2306.291992]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2306.292003]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2306.292019]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2306.292030]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2306.292036]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2306.292051]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2306.292056]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2306.292066]  ? mutex_trylock+0xcd/0xe0
>[ 2306.292074]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2306.292116]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2306.292150]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2306.292190]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2306.292227]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2306.292262]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2306.292288]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2306.292322]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2306.292337]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2306.292352]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2306.292380]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2306.292387]  ? __pm_runtime_resume+0x54/0x90
>[ 2306.292396]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2306.292425]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2306.292434]  do_vfs_ioctl+0xa5/0x6e0
>[ 2306.292446]  SyS_ioctl+0x74/0x80
>[ 2306.292454]  do_syscall_64+0x79/0x220
>[ 2306.292459]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2306.292463] RIP: 0033:0x7f70a90d90f7
>[ 2306.292465] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2306.292469] RAX: ffffffffffffffda RBX: 000055e7eb4bef20 RCX: 00007f70a90d90f7
>[ 2306.292472] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 2306.292474] RBP: 00007ffd456b9940 R08: 000055e7eb4bef20 R09: 0000000000000004
>[ 2306.292476] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 2306.292478] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ebba7e80
>[ 2308.773099] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2308.773103] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2308.773107] CPU: 0 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 2308.773109] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2308.773111] Call Trace:
>[ 2308.773119]  dump_stack+0x85/0xbf
>[ 2308.773125]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2308.773136]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2308.773152]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2308.773163]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2308.773169]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2308.773183]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2308.773188]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2308.773197]  ? mutex_trylock+0xcd/0xe0
>[ 2308.773206]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2308.773242]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2308.773273]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2308.773281]  ? __lock_acquire+0x2d4/0x1340
>[ 2308.773311]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2308.773347]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2308.773382]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2308.773404]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2308.773436]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2308.773450]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2308.773463]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2308.773480]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2308.773485]  ? __pm_runtime_resume+0x54/0x90
>[ 2308.773489]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2308.773507]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2308.773512]  do_vfs_ioctl+0xa5/0x6e0
>[ 2308.773519]  SyS_ioctl+0x74/0x80
>[ 2308.773523]  do_syscall_64+0x79/0x220
>[ 2308.773527]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2308.773529] RIP: 0033:0x7f70a90d90f7
>[ 2308.773530] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2308.773533] RAX: ffffffffffffffda RBX: 000055e7ecbf3760 RCX: 00007f70a90d90f7
>[ 2308.773534] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 2308.773535] RBP: 00007ffd456b9940 R08: 000055e7ecbf3760 R09: 00007f70a939dc50
>[ 2308.773537] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[ 2308.773538] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ee391310
>[ 2311.877107] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2311.877111] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2311.877114] CPU: 1 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 2311.877115] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2311.877116] Call Trace:
>[ 2311.877123]  dump_stack+0x85/0xbf
>[ 2311.877128]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2311.877136]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2311.877145]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2311.877151]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2311.877155]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2311.877163]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2311.877166]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2311.877172]  ? mutex_trylock+0xcd/0xe0
>[ 2311.877177]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2311.877214]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2311.877247]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2311.877252]  ? __lock_acquire+0x2d4/0x1340
>[ 2311.877272]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2311.877306]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2311.877328]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2311.877345]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2311.877366]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2311.877379]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2311.877387]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2311.877404]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2311.877409]  ? __pm_runtime_resume+0x54/0x90
>[ 2311.877414]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2311.877432]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2311.877437]  do_vfs_ioctl+0xa5/0x6e0
>[ 2311.877444]  SyS_ioctl+0x74/0x80
>[ 2311.877449]  do_syscall_64+0x79/0x220
>[ 2311.877452]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2311.877455] RIP: 0033:0x7f70a90d90f7
>[ 2311.877456] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2311.877459] RAX: ffffffffffffffda RBX: 000055e7ee131980 RCX: 00007f70a90d90f7
>[ 2311.877460] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 2311.877462] RBP: 00007ffd456b9940 R08: 000055e7ee131980 R09: 00007f70a939dc50
>[ 2311.877463] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[ 2311.877464] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ed839d80
>[ 2315.136607] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2315.136611] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2315.136615] CPU: 6 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 2315.136617] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2315.136619] Call Trace:
>[ 2315.136628]  dump_stack+0x85/0xbf
>[ 2315.136635]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2315.136647]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2315.136663]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2315.136675]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2315.136681]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2315.136696]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2315.136701]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2315.136711]  ? mutex_trylock+0xcd/0xe0
>[ 2315.136720]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2315.136762]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2315.136796]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2315.136806]  ? __lock_acquire+0x2d4/0x1340
>[ 2315.136840]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2315.136879]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2315.136915]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2315.136942]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2315.136977]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2315.136993]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2315.137006]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2315.137035]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2315.137042]  ? __pm_runtime_resume+0x54/0x90
>[ 2315.137050]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2315.137081]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2315.137089]  do_vfs_ioctl+0xa5/0x6e0
>[ 2315.137101]  SyS_ioctl+0x74/0x80
>[ 2315.137109]  do_syscall_64+0x79/0x220
>[ 2315.137114]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2315.137118] RIP: 0033:0x7f70a90d90f7
>[ 2315.137121] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2315.137125] RAX: ffffffffffffffda RBX: 000055e7edc42ad0 RCX: 00007f70a90d90f7
>[ 2315.137128] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 2315.137130] RBP: 00007ffd456b9940 R08: 000055e7edc42ad0 R09: 00007f70a939dc50
>[ 2315.137132] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[ 2315.137135] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7edc57450
>[ 2318.765932] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2318.765936] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2318.765938] CPU: 7 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 2318.765940] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2318.765941] Call Trace:
>[ 2318.765948]  dump_stack+0x85/0xbf
>[ 2318.765952]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2318.765960]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2318.765969]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2318.765976]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2318.765980]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2318.765988]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2318.765992]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2318.765998]  ? mutex_trylock+0xcd/0xe0
>[ 2318.766003]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2318.766037]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2318.766059]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2318.766065]  ? __lock_acquire+0x2d4/0x1340
>[ 2318.766087]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2318.766110]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2318.766131]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2318.766149]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2318.766170]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2318.766182]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2318.766191]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2318.766208]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2318.766212]  ? __pm_runtime_resume+0x54/0x90
>[ 2318.766217]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2318.766240]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2318.766248]  do_vfs_ioctl+0xa5/0x6e0
>[ 2318.766255]  SyS_ioctl+0x74/0x80
>[ 2318.766260]  do_syscall_64+0x79/0x220
>[ 2318.766263]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2318.766265] RIP: 0033:0x7f70a90d90f7
>[ 2318.766267] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2318.766269] RAX: ffffffffffffffda RBX: 000055e7ebd9d180 RCX: 00007f70a90d90f7
>[ 2318.766271] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 2318.766272] RBP: 00007ffd456b9940 R08: 000055e7ebd9d180 R09: 00007f70a939dc50
>[ 2318.766273] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[ 2318.766275] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ebd54200
>[ 2329.122042] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2329.122046] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2329.122050] CPU: 1 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 2329.122052] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2329.122054] Call Trace:
>[ 2329.122062]  dump_stack+0x85/0xbf
>[ 2329.122068]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2329.122079]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2329.122095]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2329.122105]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2329.122111]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2329.122124]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2329.122129]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2329.122138]  ? mutex_trylock+0xcd/0xe0
>[ 2329.122146]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2329.122191]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2329.122221]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2329.122256]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2329.122290]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2329.122322]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2329.122347]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2329.122378]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2329.122394]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2329.122407]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2329.122433]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2329.122440]  ? __pm_runtime_resume+0x54/0x90
>[ 2329.122448]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2329.122476]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2329.122483]  do_vfs_ioctl+0xa5/0x6e0
>[ 2329.122495]  SyS_ioctl+0x74/0x80
>[ 2329.122503]  do_syscall_64+0x79/0x220
>[ 2329.122508]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2329.122511] RIP: 0033:0x7f70a90d90f7
>[ 2329.122513] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2329.122517] RAX: ffffffffffffffda RBX: 000055e7ecb6e640 RCX: 00007f70a90d90f7
>[ 2329.122519] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 2329.122522] RBP: 00007ffd456b9940 R08: 000055e7ecb6e640 R09: 0000000000000004
>[ 2329.122524] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 2329.122526] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ed279140
>[ 2338.332044] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2338.332048] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2338.332050] CPU: 7 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 2338.332052] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2338.332053] Call Trace:
>[ 2338.332061]  dump_stack+0x85/0xbf
>[ 2338.332065]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2338.332073]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2338.332083]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2338.332089]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2338.332094]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2338.332102]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2338.332105]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2338.332111]  ? mutex_trylock+0xcd/0xe0
>[ 2338.332116]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2338.332150]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2338.332171]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2338.332177]  ? __lock_acquire+0x2d4/0x1340
>[ 2338.332197]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2338.332221]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2338.332242]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2338.332260]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2338.332280]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2338.332292]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2338.332300]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2338.332317]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2338.332321]  ? __pm_runtime_resume+0x54/0x90
>[ 2338.332326]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2338.332352]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2338.332357]  do_vfs_ioctl+0xa5/0x6e0
>[ 2338.332364]  SyS_ioctl+0x74/0x80
>[ 2338.332369]  do_syscall_64+0x79/0x220
>[ 2338.332372]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2338.332374] RIP: 0033:0x7f70a90d90f7
>[ 2338.332376] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2338.332379] RAX: ffffffffffffffda RBX: 000055e7ee49f8c0 RCX: 00007f70a90d90f7
>[ 2338.332380] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 2338.332381] RBP: 00007ffd456b9940 R08: 000055e7ee49f8c0 R09: 0000000000000004
>[ 2338.332383] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 2338.332384] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ee0c6710
>[ 2341.977577] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2341.977580] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2341.977583] CPU: 2 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 2341.977584] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2341.977585] Call Trace:
>[ 2341.977592]  dump_stack+0x85/0xbf
>[ 2341.977596]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2341.977604]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2341.977614]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2341.977620]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2341.977624]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2341.977632]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2341.977635]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2341.977641]  ? mutex_trylock+0xcd/0xe0
>[ 2341.977647]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2341.977681]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2341.977702]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2341.977726]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2341.977749]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2341.977771]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2341.977789]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2341.977809]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2341.977822]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2341.977835]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2341.977852]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2341.977857]  ? __pm_runtime_resume+0x54/0x90
>[ 2341.977862]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2341.977881]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2341.977887]  do_vfs_ioctl+0xa5/0x6e0
>[ 2341.977893]  SyS_ioctl+0x74/0x80
>[ 2341.977898]  do_syscall_64+0x79/0x220
>[ 2341.977901]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2341.977904] RIP: 0033:0x7f70a90d90f7
>[ 2341.977905] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2341.977908] RAX: ffffffffffffffda RBX: 000055e7ee16aa90 RCX: 00007f70a90d90f7
>[ 2341.977909] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 2341.977911] RBP: 00007ffd456b9940 R08: 000055e7ee16aa90 R09: 0000000000000004
>[ 2341.977912] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 2341.977913] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ed673730
>[ 2345.098928] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2345.098933] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2345.098936] CPU: 6 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 2345.098938] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2345.098940] Call Trace:
>[ 2345.098949]  dump_stack+0x85/0xbf
>[ 2345.098955]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2345.098966]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2345.098980]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2345.098990]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2345.098997]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2345.099009]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2345.099013]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2345.099022]  ? mutex_trylock+0xcd/0xe0
>[ 2345.099029]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2345.099064]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2345.099095]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2345.099132]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2345.099167]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2345.099201]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2345.099227]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2345.099259]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2345.099274]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2345.099287]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2345.099313]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2345.099320]  ? __pm_runtime_resume+0x54/0x90
>[ 2345.099327]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2345.099356]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2345.099364]  do_vfs_ioctl+0xa5/0x6e0
>[ 2345.099375]  SyS_ioctl+0x74/0x80
>[ 2345.099382]  do_syscall_64+0x79/0x220
>[ 2345.099386]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2345.099390] RIP: 0033:0x7f70a90d90f7
>[ 2345.099392] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2345.099396] RAX: ffffffffffffffda RBX: 000055e7edf666c0 RCX: 00007f70a90d90f7
>[ 2345.099397] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 2345.099399] RBP: 00007ffd456b9940 R08: 000055e7edf666c0 R09: 0000000000000004
>[ 2345.099401] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 2345.099403] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7edce3140
>[ 2346.699720] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2346.699724] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2346.699726] CPU: 1 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 2346.699728] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2346.699729] Call Trace:
>[ 2346.699735]  dump_stack+0x85/0xbf
>[ 2346.699740]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2346.699747]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2346.699756]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2346.699763]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2346.699767]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2346.699775]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2346.699778]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2346.699784]  ? mutex_trylock+0xcd/0xe0
>[ 2346.699789]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2346.699822]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2346.699843]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2346.699849]  ? __lock_acquire+0x2d4/0x1340
>[ 2346.699869]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2346.699892]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2346.699914]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2346.699932]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2346.699952]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2346.699964]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2346.699973]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2346.699990]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2346.699995]  ? __pm_runtime_resume+0x54/0x90
>[ 2346.700000]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2346.700018]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2346.700023]  do_vfs_ioctl+0xa5/0x6e0
>[ 2346.700030]  SyS_ioctl+0x74/0x80
>[ 2346.700034]  do_syscall_64+0x79/0x220
>[ 2346.700038]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2346.700040] RIP: 0033:0x7f70a90d90f7
>[ 2346.700042] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2346.700044] RAX: ffffffffffffffda RBX: 000055e7edf52a20 RCX: 00007f70a90d90f7
>[ 2346.700046] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 2346.700047] RBP: 00007ffd456b9940 R08: 000055e7edf52a20 R09: 00007f70a939dc50
>[ 2346.700048] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[ 2346.700049] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ed9df400
>[ 2349.332958] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2349.332961] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2349.332964] CPU: 0 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 2349.332965] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2349.332966] Call Trace:
>[ 2349.332973]  dump_stack+0x85/0xbf
>[ 2349.332977]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2349.332986]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2349.333000]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2349.333009]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2349.333013]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2349.333020]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2349.333023]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2349.333029]  ? mutex_trylock+0xcd/0xe0
>[ 2349.333034]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2349.333064]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2349.333083]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2349.333105]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2349.333126]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2349.333146]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2349.333162]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2349.333182]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2349.333193]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2349.333201]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2349.333217]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2349.333221]  ? __pm_runtime_resume+0x54/0x90
>[ 2349.333226]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2349.333243]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2349.333249]  do_vfs_ioctl+0xa5/0x6e0
>[ 2349.333255]  SyS_ioctl+0x74/0x80
>[ 2349.333260]  do_syscall_64+0x79/0x220
>[ 2349.333263]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2349.333266] RIP: 0033:0x7f70a90d90f7
>[ 2349.333267] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2349.333270] RAX: ffffffffffffffda RBX: 000055e7ee358a90 RCX: 00007f70a90d90f7
>[ 2349.333271] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 2349.333272] RBP: 00007ffd456b9940 R08: 000055e7ee358a90 R09: 0000000000000004
>[ 2349.333274] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 2349.333275] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ee107350
>[ 2352.900256] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2352.900261] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2352.900265] CPU: 2 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 2352.900267] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2352.900269] Call Trace:
>[ 2352.900278]  dump_stack+0x85/0xbf
>[ 2352.900284]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2352.900296]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2352.900312]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2352.900322]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2352.900329]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2352.900343]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2352.900347]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2352.900356]  ? mutex_trylock+0xcd/0xe0
>[ 2352.900365]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2352.900406]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2352.900438]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2352.900477]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2352.900514]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2352.900548]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2352.900566]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2352.900588]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2352.900600]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2352.900609]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2352.900626]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2352.900631]  ? __pm_runtime_resume+0x54/0x90
>[ 2352.900637]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2352.900655]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2352.900661]  do_vfs_ioctl+0xa5/0x6e0
>[ 2352.900668]  SyS_ioctl+0x74/0x80
>[ 2352.900673]  do_syscall_64+0x79/0x220
>[ 2352.900676]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2352.900679] RIP: 0033:0x7f70a90d90f7
>[ 2352.900680] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2352.900683] RAX: ffffffffffffffda RBX: 000055e7ee38ff40 RCX: 00007f70a90d90f7
>[ 2352.900684] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 2352.900686] RBP: 00007ffd456b9940 R08: 000055e7ee38ff40 R09: 0000000000000004
>[ 2352.900687] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 2352.900688] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ed861cc0
>[ 2353.051759] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2353.051763] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2353.051765] CPU: 6 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 2353.051767] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2353.051768] Call Trace:
>[ 2353.051775]  dump_stack+0x85/0xbf
>[ 2353.051779]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2353.051787]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2353.051796]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2353.051803]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2353.051807]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2353.051815]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2353.051818]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2353.051824]  ? mutex_trylock+0xcd/0xe0
>[ 2353.051829]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2353.051865]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2353.051899]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2353.051939]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2353.051978]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2353.052013]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2353.052040]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2353.052074]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2353.052089]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2353.052103]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2353.052131]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2353.052139]  ? __pm_runtime_resume+0x54/0x90
>[ 2353.052146]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2353.052165]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2353.052171]  do_vfs_ioctl+0xa5/0x6e0
>[ 2353.052178]  SyS_ioctl+0x74/0x80
>[ 2353.052185]  do_syscall_64+0x79/0x220
>[ 2353.052190]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2353.052192] RIP: 0033:0x7f70a90d90f7
>[ 2353.052194] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2353.052197] RAX: ffffffffffffffda RBX: 000055e7eb9fb330 RCX: 00007f70a90d90f7
>[ 2353.052198] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 2353.052199] RBP: 00007ffd456b9940 R08: 000055e7eb9fb330 R09: 0000000000000004
>[ 2353.052200] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 2353.052202] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7edbef8f0
>[ 2357.245057] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2357.245061] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2357.245064] CPU: 6 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 2357.245065] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2357.245067] Call Trace:
>[ 2357.245073]  dump_stack+0x85/0xbf
>[ 2357.245078]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2357.245086]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2357.245096]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2357.245103]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2357.245108]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2357.245116]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2357.245119]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2357.245125]  ? mutex_trylock+0xcd/0xe0
>[ 2357.245131]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2357.245172]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2357.245197]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2357.245223]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2357.245247]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2357.245269]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2357.245286]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2357.245307]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2357.245321]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2357.245330]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2357.245347]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2357.245352]  ? __pm_runtime_resume+0x54/0x90
>[ 2357.245357]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2357.245375]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2357.245381]  do_vfs_ioctl+0xa5/0x6e0
>[ 2357.245388]  SyS_ioctl+0x74/0x80
>[ 2357.245393]  do_syscall_64+0x79/0x220
>[ 2357.245396]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2357.245399] RIP: 0033:0x7f70a90d90f7
>[ 2357.245400] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2357.245403] RAX: ffffffffffffffda RBX: 000055e7eedb97a0 RCX: 00007f70a90d90f7
>[ 2357.245404] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 2357.245405] RBP: 00007ffd456b9940 R08: 000055e7eedb97a0 R09: 0000000000000004
>[ 2357.245407] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 2357.245408] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ee4aa600
>[ 2376.220099] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 2376.220102] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 2376.220104] CPU: 0 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 2376.220106] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2376.220107] Call Trace:
>[ 2376.220113]  dump_stack+0x85/0xbf
>[ 2376.220118]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 2376.220125]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 2376.220134]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 2376.220140]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 2376.220144]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 2376.220152]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 2376.220155]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 2376.220161]  ? mutex_trylock+0xcd/0xe0
>[ 2376.220166]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 2376.220197]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 2376.220218]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 2376.220241]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 2376.220264]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 2376.220285]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2376.220302]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 2376.220323]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2376.220335]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 2376.220343]  drm_ioctl+0x2d5/0x370 [drm]
>[ 2376.220360]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 2376.220364]  ? __pm_runtime_resume+0x54/0x90
>[ 2376.220369]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2376.220388]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 2376.220393]  do_vfs_ioctl+0xa5/0x6e0
>[ 2376.220400]  SyS_ioctl+0x74/0x80
>[ 2376.220405]  do_syscall_64+0x79/0x220
>[ 2376.220408]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2376.220410] RIP: 0033:0x7f70a90d90f7
>[ 2376.220412] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 2376.220414] RAX: ffffffffffffffda RBX: 000055e7edada5d0 RCX: 00007f70a90d90f7
>[ 2376.220416] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 2376.220417] RBP: 00007ffd456b9940 R08: 000055e7edada5d0 R09: 0000000000000004
>[ 2376.220418] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 2376.220419] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ecc2c6b0
>[ 2376.250689] sbis3plugin invoked oom-killer: gfp_mask=0x14200ca(GFP_HIGHUSER_MOVABLE), nodemask=(null), order=0, oom_score_adj=0
>[ 2376.250692] sbis3plugin cpuset=/ mems_allowed=0
>[ 2376.250702] CPU: 2 PID: 3067 Comm: sbis3plugin Not tainted 4.16.0-rc6-mm_thp #1
>[ 2376.250704] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 2376.250706] Call Trace:
>[ 2376.250712]  dump_stack+0x85/0xbf
>[ 2376.250718]  dump_header+0x6e/0x2f9
>[ 2376.250724]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 2376.250733]  oom_kill_process+0x21c/0x4f0
>[ 2376.250740]  out_of_memory+0x2f7/0x5c0
>[ 2376.250748]  __alloc_pages_slowpath+0xc49/0x1070
>[ 2376.250768]  __alloc_pages_nodemask+0x383/0x410
>[ 2376.250779]  filemap_fault+0x48a/0xa20
>[ 2376.250785]  ? find_held_lock+0x34/0xa0
>[ 2376.250791]  ? ext4_filemap_fault+0x27/0x3e
>[ 2376.250801]  ext4_filemap_fault+0x2f/0x3e
>[ 2376.250806]  __do_fault+0x1f/0xdf
>[ 2376.250810]  __handle_mm_fault+0xd22/0x1230
>[ 2376.250825]  handle_mm_fault+0x198/0x3a0
>[ 2376.250832]  __do_page_fault+0x28c/0x530
>[ 2376.250842]  do_page_fault+0x32/0x290
>[ 2376.250847]  ? page_fault+0x2f/0x50
>[ 2376.250850]  page_fault+0x45/0x50
>[ 2376.250854] RIP: 2afd4e70:0x7f832afd4e40
>[ 2376.250856] RSP: b9c420:00007f832afd4e60 EFLAGS: 7f832afd4e50
>[ 2376.250870] Mem-Info:
>[ 2376.250876] active_anon:7233814 inactive_anon:458223 isolated_anon:0
>                active_file:255 inactive_file:161 isolated_file:32
>                unevictable:121 dirty:0 writeback:0 unstable:0
>                slab_reclaimable:21514 slab_unreclaimable:41344
>                mapped:6008 shmem:5709 pagetables:68122 bounce:0
>                free:48339 free_pcp:928 free_cma:0
>[ 2376.250880] Node 0 active_anon:28935256kB inactive_anon:1832892kB active_file:1020kB inactive_file:644kB unevictable:484kB isolated(anon):0kB isolated(file):128kB mapped:24032kB dirty:0kB writeback:0kB shmem:22836kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
>[ 2376.250882] Node 0 DMA free:15864kB min:32kB low:44kB high:56kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15988kB managed:15896kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
>[ 2376.250889] lowmem_reserve[]: 0 3322 30890 30890 30890
>[ 2376.250902] Node 0 DMA32 free:117412kB min:7264kB low:10664kB high:14064kB active_anon:3205112kB inactive_anon:154476kB active_file:1076kB inactive_file:124kB unevictable:0kB writepending:0kB present:3571144kB managed:3505396kB mlocked:0kB kernel_stack:64kB pagetables:18796kB bounce:0kB free_pcp:1912kB local_pcp:348kB free_cma:0kB
>[ 2376.250908] lowmem_reserve[]: 0 0 27567 27567 27567
>[ 2376.250921] Node 0 Normal free:60080kB min:60280kB low:88508kB high:116736kB active_anon:25730144kB inactive_anon:1678416kB active_file:960kB inactive_file:572kB unevictable:484kB writepending:0kB present:29868032kB managed:28238344kB mlocked:484kB kernel_stack:24784kB pagetables:253692kB bounce:0kB free_pcp:1800kB local_pcp:116kB free_cma:0kB
>[ 2376.250928] lowmem_reserve[]: 0 0 0 0 0
>[ 2376.250941] Node 0 DMA: 2*4kB (U) 2*8kB (U) 0*16kB 1*32kB (U) 3*64kB (U) 2*128kB (U) 0*256kB 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15864kB
>[ 2376.250984] Node 0 DMA32: 223*4kB (UME) 107*8kB (UME) 109*16kB (UME) 66*32kB (UME) 80*64kB (UME) 46*128kB (UME) 26*256kB (UME) 32*512kB (UME) 5*1024kB (UME) 4*2048kB (UME) 16*4096kB (UM) = 118500kB
>[ 2376.251122] Node 0 Normal: 691*4kB (UMEH) 633*8kB (UMEH) 419*16kB (UMEH) 231*32kB (UMEH) 26*64kB (UMEH) 4*128kB (UMEH) 3*256kB (ME) 57*512kB (M) 8*1024kB (UM) 0*2048kB 0*4096kB = 62244kB
>[ 2376.251168] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
>[ 2376.251171] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
>[ 2376.251173] 7375 total pagecache pages
>[ 2376.251184] 1189 pages in swap cache
>[ 2376.251186] Swap cache stats: add 72508243, delete 72559862, find 5677222/10818322
>[ 2376.251188] Free swap  = 0kB
>[ 2376.251190] Total swap = 62494716kB
>[ 2376.251193] 8363791 pages RAM
>[ 2376.251195] 0 pages HighMem/MovableOnly
>[ 2376.251197] 423882 pages reserved
>[ 2376.251199] 0 pages cma reserved
>[ 2376.251201] 0 pages hwpoisoned
>[ 2376.251203] [ pid ]   uid  tgid total_vm      rss pgtables_bytes swapents oom_score_adj name
>[ 2376.251220] [  595]     0   595    54550      107   434176      182             0 systemd-journal
>[ 2376.251225] [  632]     0   632    25298       93   204800     1040         -1000 systemd-udevd
>[ 2376.251230] [  800]     0   800    25520       14    98304      471             0 lvmetad
>[ 2376.251235] [  874]     0   874    16049       24   139264       88         -1000 auditd
>[ 2376.251240] [  876]     0   876    21122        0    69632       54             0 audispd
>[ 2376.251245] [  884]     0   884     9652       26   118784       68             0 sedispatch
>[ 2376.251249] [  905]     0   905    10798        0   135168      128             0 bluetoothd
>[ 2376.251254] [  907]    81   907    20261      428   151552      201          -900 dbus-daemon
>[ 2376.251258] [  911]    70   911    18576       36   143360       71             0 avahi-daemon
>[ 2376.251263] [  912]     0   912     4343        3    81920      108             0 alsactl
>[ 2376.251267] [  913]     0   913    86495        1   368640     4872             0 firewalld
>[ 2376.251272] [  914]     0   914   132287        0   376832      751             0 udisksd
>[ 2376.251276] [  917]     0   917     3456        0    77824       50             0 rngd
>[ 2376.251280] [  918]    70   918    18544        1   126976       86             0 avahi-daemon
>[ 2376.251285] [  919]     0   919    70717       55   356352      209             0 sssd
>[ 2376.251289] [  922]     0   922    51276        0   163840      128             0 gssproxy
>[ 2376.251293] [  923]     0   923   104474      200   323584      309             0 ModemManager
>[ 2376.251298] [  925]     0   925     4327        1    69632       34             0 mcelog
>[ 2376.251302] [  929]     0   929     6507        0    94208      326             0 smartd
>[ 2376.251307] [  930]   172   930    46481        0   139264       82             0 rtkit-daemon
>[ 2376.251311] [  951]     0   951   116603        0   311296      401             0 abrtd
>[ 2376.251316] [  956]   997   956   168615        0   294912     1586             0 polkitd
>[ 2376.251320] [  960]   995   960    29460       27   131072       86             0 chronyd
>[ 2376.251324] [  971]     0   971    72556       51   368640      531             0 sssd_be
>[ 2376.251329] [  987]     0   987    70136       23   385024      332             0 sssd_nss
>[ 2376.251333] [  988]     0   988    19716       46   192512      526             0 systemd-logind
>[ 2376.251338] [  989]     0   989   105642        0   229376      394             0 accounts-daemon
>[ 2376.251342] [ 1002]     0  1002   200177      461   466944      430             0 NetworkManager
>[ 2376.251347] [ 1024]     0  1024    22276        0   200704      205         -1000 sshd
>[ 2376.251351] [ 1026]     0  1026   148263       30   675840     1784             0 php-fpm
>[ 2376.251356] [ 1028]     0  1028   440574      390   831488     5178             0 libvirtd
>[ 2376.251360] [ 1040]     0  1040   106016        0   233472      289             0 gdm
>[ 2376.251365] [ 1044]     0  1044    35865        1   106496      162             0 crond
>[ 2376.251369] [ 1053]     0  1053    10631        0   114688       53             0 atd
>[ 2376.251373] [ 1119]     0  1119    14256        1   118784      305             0 nginx
>[ 2376.251378] [ 1124]   984  1124    19101        0   147456      421             0 nginx
>[ 2376.251382] [ 1125]   984  1125    19101        0   147456      421             0 nginx
>[ 2376.251387] [ 1126]   984  1126    19101        0   151552      439             0 nginx
>[ 2376.251391] [ 1128]   984  1128    19101        0   147456      421             0 nginx
>[ 2376.251395] [ 1129]   984  1129    19101        0   147456      421             0 nginx
>[ 2376.251400] [ 1131]   984  1131    19101        0   147456      421             0 nginx
>[ 2376.251404] [ 1132]   984  1132    19101        0   147456      421             0 nginx
>[ 2376.251409] [ 1133]   984  1133    19101        0   147456      421             0 nginx
>[ 2376.251413] [ 1196]    27  1196   535768       27   622592    14921             0 mysqld
>[ 2376.251418] [ 1230]  1000  1230   151897        1   614400     1818             0 php-fpm
>[ 2376.251422] [ 1231]  1000  1231   151897        1   614400     1818             0 php-fpm
>[ 2376.251427] [ 1232]  1000  1232   151897        1   614400     1818             0 php-fpm
>[ 2376.251431] [ 1235]  1000  1235   151897        2   614400     1818             0 php-fpm
>[ 2376.251436] [ 1238]  1000  1238   151897        2   614400     1818             0 php-fpm
>[ 2376.251440] [ 1239]    48  1239   151897        1   614400     1818             0 php-fpm
>[ 2376.251444] [ 1240]    48  1240   151897        1   614400     1818             0 php-fpm
>[ 2376.251449] [ 1241]    48  1241   151897        1   614400     1818             0 php-fpm
>[ 2376.251454] [ 1242]    48  1242   151897        2   614400     1819             0 php-fpm
>[ 2376.251458] [ 1243]    48  1243   151897        2   614400     1818             0 php-fpm
>[ 2376.251463] [ 1315]     0  1315    98054        1   299008      475             0 gdm-session-wor
>[ 2376.251467] [ 1361]    42  1361    22366        1   212992      333             0 systemd
>[ 2376.251471] [ 1399]    42  1399    35818        1   249856     1081             0 (sd-pam)
>[ 2376.251476] [ 1421]    42  1421   105309        1   360448      323             0 gdm-wayland-ses
>[ 2376.251480] [ 1426]     0  1426    19834        2   200704      476             0 dhclient
>[ 2376.251485] [ 1428]    42  1428    18137        1   147456      238             0 dbus-daemon
>[ 2376.251489] [ 1440]    42  1440   166364        0   438272      598             0 gnome-session-b
>[ 2376.251494] [ 1486]    42  1486  1083242     1733  1560576    13673             0 gnome-shell
>[ 2376.251499] [ 1520]     0  1520   106836      174   258048      260             0 upowerd
>[ 2376.251503] [ 1601]    42  1601   351016        0   585728     2952             0 Xwayland
>[ 2376.251508] [ 1659]     0  1659    19834        1   196608      476             0 dhclient
>[ 2376.251512] [ 1666]    42  1666    88944        0   196608      206             0 at-spi-bus-laun
>[ 2376.251529] [ 1679]    42  1679    18027        1   143360      130             0 dbus-daemon
>[ 2376.251534] [ 1686]    42  1686    55769        0   208896      208             0 at-spi2-registr
>[ 2376.251538] [ 1715]     0  1715     4442        2    73728       54             0 sbis3plugin
>[ 2376.251543] [ 1716]     0  1716   172992       99   520192     1099             0 sbis3plugin
>[ 2376.251547] [ 1743]    42  1743   368507        0   401408      885             0 pulseaudio
>[ 2376.251552] [ 1878]    42  1878   122024        0   356352      425             0 xdg-permission-
>[ 2376.251556] [ 1883]    42  1883   118289       25   204800      621             0 ibus-daemon
>[ 2376.251560] [ 1886]    42  1886    96889        0   180224      189             0 ibus-dconf
>[ 2376.251565] [ 1889]    42  1889   276560        0   753664     2565             0 ibus-x11
>[ 2376.251569] [ 1891]    42  1891    96855        0   188416      181             0 ibus-portal
>[ 2376.251574] [ 1905]     0  1905   272724       75   921600      290             0 abrt-dump-journ
>[ 2376.251579] [ 1908]     0  1908   280916       79  1581056      286             0 abrt-dump-journ
>[ 2376.251584] [ 1916]     0  1916    12545       16   143360      133             0 wpa_supplicant
>[ 2376.251588] [ 1917]     0  1917   181829       22   724992    27228             0 packagekitd
>[ 2376.251593] [ 1922]    42  1922   297813        0   790528     2785             0 gsd-wacom
>[ 2376.251597] [ 1924]    42  1924   314186        0   770048     2713             0 gsd-xsettings
>[ 2376.251602] [ 1928]    42  1928   298742        0   786432     2617             0 gsd-a11y-keyboa
>[ 2376.251606] [ 1931]    42  1931   127618        0   401408      386             0 gsd-a11y-settin
>[ 2376.251611] [ 1932]    42  1932   276508        0   753664     2590             0 gsd-clipboard
>[ 2376.251615] [ 1934]    42  1934   338216      125   827392     2557             0 gsd-color
>[ 2376.251619] [ 1936]    42  1936   117669        0   442368      458             0 gsd-datetime
>[ 2376.251624] [ 1938]    42  1938   127535        1   393216      370             0 gsd-housekeepin
>[ 2376.251628] [ 1939]    42  1939   316652        0   790528     2628             0 gsd-keyboard
>[ 2376.251633] [ 1943]    42  1943   427837        0   892928     2775             0 gsd-media-keys
>[ 2376.251637] [ 1944]    42  1944   108574        1   372736      359             0 gsd-mouse
>[ 2376.251642] [ 1949]    42  1949   317779      174   811008     2521             0 gsd-power
>[ 2376.251646] [ 1950]    42  1950   118068        0   446464      457             0 gsd-print-notif
>[ 2376.251651] [ 1952]    42  1952   108578        1   380928      358             0 gsd-rfkill
>[ 2376.251655] [ 1954]    42  1954   127007        1   397312      369             0 gsd-screensaver
>[ 2376.251660] [ 1957]    42  1957   104125        0   221184      249             0 gsd-sharing
>[ 2376.251664] [ 1959]    42  1959   153281        0   462848      492             0 gsd-smartcard
>[ 2376.251669] [ 1962]    42  1962   138207        0   475136      470             0 gsd-sound
>[ 2376.251673] [ 1995]    42  1995    48036        1   143360      146             0 dconf-service
>[ 2376.251678] [ 2001]    42  2001    78438        0   184320      185             0 ibus-engine-sim
>[ 2376.251682] [ 2114]   991  2114   107697        0   266240      600             0 colord
>[ 2376.251686] [ 2148]     0  2148   104272        1   352256      691             0 gdm-session-wor
>[ 2376.251691] [ 2164]  1000  2164    22405        0   200704      358             0 systemd
>[ 2376.251695] [ 2169]  1000  2169    35852        1   249856     1105             0 (sd-pam)
>[ 2376.251700] [ 2179]  1000  2179   100202      107   200704     1590             0 gnome-keyring-d
>[ 2376.251704] [ 2190]  1000  2190   105309        1   356352      321             0 gdm-wayland-ses
>[ 2376.251709] [ 2192]  1000  2192    18443        0   143360      566             0 dbus-daemon
>[ 2376.251713] [ 2195]  1000  2195   166429        0   434176      714             0 gnome-session-b
>[ 2376.251718] [ 2244]  1000  2244   100214        0   200704      266             0 gvfsd
>[ 2376.251722] [ 2249]  1000  2249   105643        0   192512      230             0 gvfsd-fuse
>[ 2376.251726] [ 2278]  1000  2278  1226507    17010  1912832    22746             0 gnome-shell
>[ 2376.251731] [ 2338]  1000  2338   367980     4027   753664     4014             0 Xwayland
>[ 2376.251735] [ 2356]  1000  2356    88945        0   188416      241             0 at-spi-bus-laun
>[ 2376.251740] [ 2361]  1000  2361    18059        1   135168      170             0 dbus-daemon
>[ 2376.251744] [ 2364]  1000  2364    55770        0   196608      218             0 at-spi2-registr
>[ 2376.251749] [ 2370]  1000  2370   442465        2   471040      992             0 pulseaudio
>[ 2376.251754] [ 2404]  1000  2404   122025        0   364544      426             0 xdg-permission-
>[ 2376.251758] [ 2408]  1000  2408 29608632        0  1011712     2175             0 gnome-shell-cal
>[ 2376.251763] [ 2410]  1000  2410   118337       24   200704      629             0 ibus-daemon
>[ 2376.251767] [ 2414]  1000  2414    96890        0   184320      205             0 ibus-dconf
>[ 2376.251771] [ 2416]  1000  2416   276558        0   765952     2595             0 ibus-x11
>[ 2376.251776] [ 2418]  1000  2418    96855        0   184320      205             0 ibus-portal
>[ 2376.251780] [ 2430]  1000  2430 25496871        0  1183744     4318             0 evolution-sourc
>[ 2376.251785] [ 2433]   992  2433   116620      163   327680     2093             0 geoclue
>[ 2376.251789] [ 2449]  1000  2449 25429308        0   860160    12272             0 goa-daemon
>[ 2376.251794] [ 2450]  1000  2450   145870        0   282624      463             0 gvfs-udisks2-vo
>[ 2376.251799] [ 2456]  1000  2456    96274        0   180224      228             0 gvfs-mtp-volume
>[ 2376.251803] [ 2464]  1000  2464   130414       68   413696      373             0 goa-identity-se
>[ 2376.251807] [ 2469]  1000  2469    99423        1   212992      288             0 gvfs-gphoto2-vo
>[ 2376.251812] [ 2480]  1000  2480   121974        0   229376      285             0 gvfs-afc-volume
>[ 2376.251817] [ 2485]  1000  2485    96383        0   180224      235             0 gvfs-goa-volume
>[ 2376.251821] [ 2488]  1000  2488    48102        0   139264      221             0 dconf-service
>[ 2376.251826] [ 2500]  1000  2500   127621        0   393216      428             0 gsd-mouse
>[ 2376.251831] [ 2502]  1000  2502   317786      176   815104     2522             0 gsd-power
>[ 2376.251835] [ 2503]  1000  2503   139075        0   471040      543             0 gsd-print-notif
>[ 2376.251840] [ 2504]  1000  2504   163910      107   405504      315             0 gsd-rfkill
>[ 2376.251844] [ 2506]  1000  2506   127007        0   389120      399             0 gsd-screensaver
>[ 2376.251849] [ 2509]  1000  2509   141058      123   253952      275             0 gsd-sharing
>[ 2376.251853] [ 2510]  1000  2510   297816        0   794624     2831             0 gsd-wacom
>[ 2376.251858] [ 2515]  1000  2515    77310        0   163840      179             0 gvfsd-metadata
>[ 2376.251862] [ 2518]  1000  2518   314188        0   786432     2727             0 gsd-xsettings
>[ 2376.251867] [ 2520]  1000  2520   138208        0   483328      517             0 gsd-sound
>[ 2376.251871] [ 2526]  1000  2526   153282        0   466944      524             0 gsd-smartcard
>[ 2376.251876] [ 2537]  1000  2537   298784        0   782336     2686             0 gsd-a11y-keyboa
>[ 2376.251880] [ 2538]  1000  2538   127619        0   401408      420             0 gsd-a11y-settin
>[ 2376.251885] [ 2540]  1000  2540   276464        0   761856     2585             0 gsd-clipboard
>[ 2376.251889] [ 2541]  1000  2541   356674      145   827392     2572             0 gsd-color
>[ 2376.251893] [ 2542]  1000  2542   136716        0   466944      516             0 gsd-datetime
>[ 2376.251898] [ 2543]  1000  2543   148232       49   438272      397             0 gsd-housekeepin
>[ 2376.251902] [ 2547]  1000  2547   316653        0   806912     2671             0 gsd-keyboard
>[ 2376.251906] [ 2548]  1000  2548   391021        0   880640     2824             0 gsd-media-keys
>[ 2376.251911] [ 2554]     0  2554    57744       14   262144      292             0 cupsd
>[ 2376.251915] [ 2608]  1000  2608 25484716        0  1204224    11024             0 evolution-calen
>[ 2376.251920] [ 2610]  1000  2610    78437        1   176128      202             0 ibus-engine-sim
>[ 2376.251924] [ 2710]  1000  2710   154396        0   466944      468             0 gsd-printer
>[ 2376.251929] [ 2721]  1000  2721 25488048        0  1110016    10985             0 evolution-calen
>[ 2376.251933] [ 2756]  1000  2756   142391        0   528384     3854             0 seapplet
>[ 2376.251938] [ 2762]  1000  2762   349908        6  1019904    18364             0 gnome-software
>[ 2376.251942] [ 2770]  1000  2770    69562        0   172032      296             0 gsd-disk-utilit
>[ 2376.251946] [ 2772]  1000  2772   357990        0   802816     1962             0 tracker-extract
>[ 2376.251951] [ 2780]  1000  2780   103703        0   303104      420             0 tracker-miner-a
>[ 2376.251955] [ 2785]  1000  2785   719177     3609  1929216    30733             0 sbis3plugin
>[ 2376.251960] [ 2790]  1000  2790 25501236        0  1105920     2909             0 evolution-alarm
>[ 2376.251964] [ 2792]  1000  2792   127639        0   364544      575             0 tracker-miner-f
>[ 2376.251969] [ 2796]  1000  2796   160989        0   524288     1350             0 abrt-applet
>[ 2376.251974] [ 2797]  1000  2797   190202      334   315392      859             0 tracker-store
>[ 2376.251978] [ 2844]  1000  2844 25583038        0  1220608    13801             0 evolution-calen
>[ 2376.251983] [ 2845]  1000  2845 25454426        0  1089536     2084             0 evolution-addre
>[ 2376.251987] [ 2859]  1000  2859 25497717        0  1036288     2176             0 evolution-addre
>[ 2376.251992] [ 2889]     0  2889    90699        0   307200      443          -900 abrt-dbus
>[ 2376.251996] [ 2898]  1000  2898 25506490        0  1114112    11012             0 evolution-calen
>[ 2376.252001] [ 2943]  1000  2943 29673910        0  1179648    11048             0 evolution-calen
>[ 2376.252006] [ 3002]  1000  3002   148427      413   524288     1966             0 sbis3plugin
>[ 2376.252010] [ 3031]     0  3031   158973       79   516096      956             0 fwupd
>[ 2376.252014] [ 3060]  1000  3060   131191       84   425984      975             0 sbis3plugin
>[ 2376.252019] [ 3083]  1000  3083   194613      760   716800     1699             0 sbis3plugin
>[ 2376.252023] [ 3205]  1000  3205   154225       44   458752     1024             0 sbis3plugin
>[ 2376.252028] [ 3235]  1000  3235   152622       76   421888      879             0 sbis3plugin
>[ 2376.252032] [ 3270]  1000  3270   160964       65   618496     1250             0 sbis3plugin
>[ 2376.252037] [ 3295]  1000  3295   127068       85   385024      980             0 sbis3plugin
>[ 2376.252041] [ 3313]  1000  3313   143073      145   434176     1382             0 sbis3plugin
>[ 2376.252045] [ 3349]  1000  3349   642359        0   700416     3658             0 gnome-documents
>[ 2376.252050] [ 3355]  1000  3355   179242        0   626688     1515             0 nautilus
>[ 2376.252055] [ 3410]  1000  3410   119215        0   225280      303             0 gvfsd-trash
>[ 2376.252059] [ 3450]  1000  3450    21899        0   155648      181             0 obexd
>[ 2376.252063] [ 3602]  1000  3602   146490       83   528384     1224             0 sbis3plugin
>[ 2376.252068] [ 3628]  1000  3628   181534       64   700416     1759             0 sbis3plugin
>[ 2376.252072] [ 3705]  1000  3705   157894      102   577536     1250             0 sbis3plugin
>[ 2376.252076] [ 3820]  1000  3820   457812     7640  1310720    13767             0 virt-manager
>[ 2376.252081] [ 4032]     0  4032    83451        0   319488      331          -900 virtlogd
>[ 2376.252085] [ 4046]   107  4046   801179    68600  5984256   534277             0 qemu-system-x86
>[ 2376.252090] [ 4048]     0  4048    16036       30   172032      118             0 systemd-machine
>[ 2376.252094] [ 4618]     0  4618    36368       12   307200      265             0 sshd
>[ 2376.252099] [ 4637]     0  4637    19797        1   196608      305             0 systemd
>[ 2376.252103] [ 4650]     0  4650    72718        1   266240     1132             0 (sd-pam)
>[ 2376.252108] [ 4668]     0  4668    36419       82   290816      250             0 sshd
>[ 2376.252112] [ 4674]     0  4674    33591        1    90112      531             0 bash
>[ 2376.252117] [ 4710]  1000  4710    47154       32   188416      105             0 gconfd-2
>[ 2376.252121] [ 4765]     0  4765    34622      356    94208       28             0 htop
>[ 2376.252127] [ 5073]  1000  5073   179772      501   552960     3320             0 gnome-terminal-
>[ 2376.252131] [ 5180]  1000  5180    33067        2    86016      532             0 bash
>[ 2376.252136] [ 5290]  1000  5290    33067        1    81920      523             0 bash
>[ 2376.252140] [ 5324]  1000  5324    34970      527   102400       48             0 htop
>[ 2376.252144] [ 5326]  1000  5326    33067        1    90112      523             0 bash
>[ 2376.252149] [ 5360]  1000  5360   941014   157367  4579328    52061             0 firefox
>[ 2376.252153] [ 5519]  1000  5519   501521    11938  1433600    19271             0 Web Content
>[ 2376.252158] [ 5554]  1000  5554   446057      467  1011712     8349             0 file:// Content
>[ 2376.252162] [ 5593]  1000  5593   472917     6559  1216512    13857             0 Web Content
>[ 2376.252166] [ 5610]  1000  5610   470632     6498  1200128    13245             0 Web Content
>[ 2376.252170] [ 5757]  1000  5757    33067        1    77824      524             0 bash
>[ 2376.252175] [ 5793]  1000  5793    63863        0   299008      204             0 su
>[ 2376.252179] [ 5802]     0  5802    33590        0    90112      530             0 bash
>[ 2376.252184] [ 5886]  1000  5886    33067        2    86016      525             0 bash
>[ 2376.252189] [ 6125]  1000  6125 22504497  7398232 177774592 14522539             0 Web Content
>[ 2376.252194] [ 6223]     0  6223    70462       44   364544      260             0 sssd_secrets
>[ 2376.252199] [ 6224]     0  6224    69781      118   380928      298             0 sssd_kcm
>[ 2376.252202] Out of memory: Kill process 6125 (Web Content) score 932 or sacrifice child
>[ 2376.252341] Killed process 6125 (Web Content) total-vm:90017988kB, anon-rss:29592928kB, file-rss:0kB, shmem-rss:0kB
>[ 2392.463754] oom_reaper: reaped process 6125 (Web Content), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB
>[ 2942.496991] sysrq: SysRq : Show Blocked State
>[ 2942.497001]   task                        PC stack   pid father
>[ 2942.497182] tracker-store   D10664  2797   2164 0x00000000
>[ 2942.497190] Call Trace:
>[ 2942.497201]  ? __schedule+0x2ed/0xba0
>[ 2942.497212]  schedule+0x2f/0x90
>[ 2942.497216]  io_schedule+0x12/0x40
>[ 2942.497221]  generic_file_read_iter+0x39e/0xdb0
>[ 2942.497235]  ? page_cache_tree_insert+0x130/0x130
>[ 2942.497279]  xfs_file_buffered_aio_read+0x65/0x1a0 [xfs]
>[ 2942.497311]  xfs_file_read_iter+0x64/0xc0 [xfs]
>[ 2942.497317]  __vfs_read+0x102/0x170
>[ 2942.497329]  vfs_read+0x9e/0x150
>[ 2942.497335]  SyS_pread64+0x93/0xb0
>[ 2942.497340]  ? trace_hardirqs_off_thunk+0x1a/0x1c
>[ 2942.497346]  do_syscall_64+0x79/0x220
>[ 2942.497351]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 2942.497355] RIP: 0033:0x7f8681df9873
>[ 2942.497357] RSP: 002b:00007ffca5075a40 EFLAGS: 00000293 ORIG_RAX: 0000000000000011
>[ 2942.497362] RAX: ffffffffffffffda RBX: 0000000000001000 RCX: 00007f8681df9873
>[ 2942.497364] RDX: 0000000000001000 RSI: 0000561a11e148e8 RDI: 0000000000000008
>[ 2942.497367] RBP: 0000000000001000 R08: 0000561a11e148e8 R09: 0000000004f00fff
>[ 2942.497392] R10: 000000002c55a000 R11: 0000000000000293 R12: 0000000000000000
>[ 2942.497394] R13: 0000561a11e148e8 R14: 000000002c55a000 R15: 0000561a11bc3580
>[ 3015.961826] sysrq: SysRq : Show Blocked State
>[ 3015.961843]   task                        PC stack   pid father
>[ 3015.962021] tracker-store   D10664  2797   2164 0x00000000
>[ 3015.962026] Call Trace:
>[ 3015.962035]  ? __schedule+0x2ed/0xba0
>[ 3015.962041]  schedule+0x2f/0x90
>[ 3015.962044]  io_schedule+0x12/0x40
>[ 3015.962047]  generic_file_read_iter+0x39e/0xdb0
>[ 3015.962054]  ? page_cache_tree_insert+0x130/0x130
>[ 3015.962094]  xfs_file_buffered_aio_read+0x65/0x1a0 [xfs]
>[ 3015.962118]  xfs_file_read_iter+0x64/0xc0 [xfs]
>[ 3015.962123]  __vfs_read+0x102/0x170
>[ 3015.962130]  vfs_read+0x9e/0x150
>[ 3015.962133]  SyS_pread64+0x93/0xb0
>[ 3015.962136]  ? trace_hardirqs_off_thunk+0x1a/0x1c
>[ 3015.962140]  do_syscall_64+0x79/0x220
>[ 3015.962143]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3015.962146] RIP: 0033:0x7f8681df9873
>[ 3015.962147] RSP: 002b:00007ffca5075a40 EFLAGS: 00000293 ORIG_RAX: 0000000000000011
>[ 3015.962150] RAX: ffffffffffffffda RBX: 0000000000001000 RCX: 00007f8681df9873
>[ 3015.962151] RDX: 0000000000001000 RSI: 0000561a11e4e5a8 RDI: 0000000000000008
>[ 3015.962153] RBP: 0000000000001000 R08: 0000561a11e4e5a8 R09: 000000000dae0fff
>[ 3015.962154] R10: 000000000a28b000 R11: 0000000000000293 R12: 0000000000000000
>[ 3015.962155] R13: 0000561a11e4e5a8 R14: 000000000a28b000 R15: 0000561a11bc3580
>[ 3126.074794] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3126.074797] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3126.074800] CPU: 2 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 3126.074802] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3126.074803] Call Trace:
>[ 3126.074810]  dump_stack+0x85/0xbf
>[ 3126.074815]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3126.074824]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3126.074833]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3126.074840]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3126.074844]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3126.074853]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3126.074856]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3126.074862]  ? mutex_trylock+0xcd/0xe0
>[ 3126.074867]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3126.074899]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3126.074921]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3126.074945]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3126.074969]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3126.074991]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3126.075008]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3126.075030]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3126.075042]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3126.075051]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3126.075068]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3126.075073]  ? __pm_runtime_resume+0x54/0x90
>[ 3126.075079]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3126.075097]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3126.075103]  do_vfs_ioctl+0xa5/0x6e0
>[ 3126.075110]  SyS_ioctl+0x74/0x80
>[ 3126.075115]  do_syscall_64+0x79/0x220
>[ 3126.075118]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3126.075121] RIP: 0033:0x7f70a90d90f7
>[ 3126.075122] RSP: 002b:00007ffd456b9868 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3126.075125] RAX: ffffffffffffffda RBX: 000055e7ee2f1e60 RCX: 00007f70a90d90f7
>[ 3126.075126] RDX: 00007ffd456b98b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 3126.075127] RBP: 00007ffd456b98b0 R08: 000055e7ee2f1e60 R09: 00007f70a939dca0
>[ 3126.075129] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000c0206440
>[ 3126.075130] R13: 000000000000000c R14: 00007ffd456b9948 R15: 000055e7ebd74c40
>[ 3126.544954] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3126.544957] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3126.544960] CPU: 1 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 3126.544961] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3126.544962] Call Trace:
>[ 3126.544969]  dump_stack+0x85/0xbf
>[ 3126.544973]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3126.544981]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3126.544989]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3126.544995]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3126.544999]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3126.545006]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3126.545009]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3126.545015]  ? mutex_trylock+0xcd/0xe0
>[ 3126.545020]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3126.545054]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3126.545077]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3126.545101]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3126.545123]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3126.545143]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3126.545160]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3126.545180]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3126.545191]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3126.545199]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3126.545216]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3126.545221]  ? __pm_runtime_resume+0x54/0x90
>[ 3126.545226]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3126.545243]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3126.545249]  do_vfs_ioctl+0xa5/0x6e0
>[ 3126.545255]  SyS_ioctl+0x74/0x80
>[ 3126.545260]  do_syscall_64+0x79/0x220
>[ 3126.545263]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3126.545266] RIP: 0033:0x7f70a90d90f7
>[ 3126.545267] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3126.545270] RAX: ffffffffffffffda RBX: 000055e7eb73efd0 RCX: 00007f70a90d90f7
>[ 3126.545271] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 3126.545272] RBP: 00007ffd456b9940 R08: 000055e7eb73efd0 R09: 00007f70a939dce0
>[ 3126.545273] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000c0206440
>[ 3126.545274] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7edacc200
>[ 3132.913193] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3132.913199] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3132.913203] CPU: 5 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 3132.913205] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3132.913207] Call Trace:
>[ 3132.913218]  dump_stack+0x85/0xbf
>[ 3132.913224]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3132.913241]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3132.913261]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3132.913274]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3132.913283]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3132.913297]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3132.913304]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3132.913314]  ? mutex_trylock+0xcd/0xe0
>[ 3132.913325]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3132.913398]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3132.913487]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3132.913576]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3132.913629]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3132.913661]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3132.913686]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3132.913734]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3132.913757]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3132.913774]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3132.913802]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3132.913811]  ? __pm_runtime_resume+0x54/0x90
>[ 3132.913819]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3132.913846]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3132.913855]  do_vfs_ioctl+0xa5/0x6e0
>[ 3132.913863]  SyS_ioctl+0x74/0x80
>[ 3132.913871]  do_syscall_64+0x79/0x220
>[ 3132.913876]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3132.913879] RIP: 0033:0x7f70a90d90f7
>[ 3132.913880] RSP: 002b:00007ffd456b9868 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3132.913883] RAX: ffffffffffffffda RBX: 000055e7ebfb0660 RCX: 00007f70a90d90f7
>[ 3132.913884] RDX: 00007ffd456b98b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 3132.913886] RBP: 00007ffd456b98b0 R08: 000055e7ebfb0660 R09: 0000000000000004
>[ 3132.913887] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3132.913888] R13: 000000000000000c R14: 00007ffd456b9948 R15: 000055e7edbd4a60
>[ 3132.935559] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3132.935562] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3132.935565] CPU: 5 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 3132.935567] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3132.935568] Call Trace:
>[ 3132.935575]  dump_stack+0x85/0xbf
>[ 3132.935580]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3132.935589]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3132.935599]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3132.935606]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3132.935610]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3132.935619]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3132.935622]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3132.935629]  ? mutex_trylock+0xcd/0xe0
>[ 3132.935634]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3132.935675]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3132.935703]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3132.935731]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3132.935759]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3132.935784]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3132.935804]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3132.935829]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3132.935845]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3132.935855]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3132.935875]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3132.935881]  ? __pm_runtime_resume+0x54/0x90
>[ 3132.935886]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3132.935908]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3132.935913]  do_vfs_ioctl+0xa5/0x6e0
>[ 3132.935920]  SyS_ioctl+0x74/0x80
>[ 3132.935925]  do_syscall_64+0x79/0x220
>[ 3132.935929]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3132.935932] RIP: 0033:0x7f70a90d90f7
>[ 3132.935933] RSP: 002b:00007ffd456b9868 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3132.935936] RAX: ffffffffffffffda RBX: 000055e7ebfb0660 RCX: 00007f70a90d90f7
>[ 3132.935937] RDX: 00007ffd456b98b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 3132.935939] RBP: 00007ffd456b98b0 R08: 000055e7ebfb0660 R09: 0000000000000004
>[ 3132.935940] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3132.935941] R13: 000000000000000c R14: 00007ffd456b9948 R15: 000055e7edbd4a60
>[ 3139.332955] sysrq: SysRq : Show Blocked State
>[ 3139.332962]   task                        PC stack   pid father
>[ 3139.333150] pool            D12424  6505   2195 0x00000000
>[ 3139.333156] Call Trace:
>[ 3139.333164]  ? __schedule+0x2ed/0xba0
>[ 3139.333167]  ? mark_held_locks+0x56/0x80
>[ 3139.333172]  ? wait_for_completion+0x112/0x1a0
>[ 3139.333174]  schedule+0x2f/0x90
>[ 3139.333177]  schedule_timeout+0x23d/0x540
>[ 3139.333183]  ? mark_held_locks+0x56/0x80
>[ 3139.333185]  ? _raw_spin_unlock_irq+0x29/0x40
>[ 3139.333190]  ? wait_for_completion+0x112/0x1a0
>[ 3139.333192]  wait_for_completion+0x13a/0x1a0
>[ 3139.333195]  ? wake_up_q+0x70/0x70
>[ 3139.333229]  ? xfs_buf_read_map+0x136/0x2f0 [xfs]
>[ 3139.333251]  xfs_buf_submit_wait+0xad/0x530 [xfs]
>[ 3139.333272]  xfs_buf_read_map+0x136/0x2f0 [xfs]
>[ 3139.333294]  ? xfs_trans_read_buf_map+0xc3/0x590 [xfs]
>[ 3139.333317]  xfs_trans_read_buf_map+0xc3/0x590 [xfs]
>[ 3139.333337]  xfs_imap_to_bp+0x67/0xe0 [xfs]
>[ 3139.333357]  xfs_iread+0x7e/0x1f0 [xfs]
>[ 3139.333378]  ? xfs_iget+0xfe/0x11a0 [xfs]
>[ 3139.333420]  xfs_iget+0x500/0x11a0 [xfs]
>[ 3139.333447]  xfs_lookup+0x14a/0x1e0 [xfs]
>[ 3139.333467]  xfs_vn_lookup+0x70/0xb0 [xfs]
>[ 3139.333472]  lookup_slow+0x131/0x210
>[ 3139.333485]  walk_component+0x1c4/0x340
>[ 3139.333487]  ? link_path_walk+0x68/0x530
>[ 3139.333489]  ? path_init+0x405/0x740
>[ 3139.333493]  path_lookupat+0x84/0x1f0
>[ 3139.333496]  ? __lock_acquire+0x2d4/0x1340
>[ 3139.333502]  filename_lookup+0xb6/0x190
>[ 3139.333508]  ? getname_flags+0x4a/0x1e0
>[ 3139.333512]  ? __check_object_size+0xa7/0x1a0
>[ 3139.333517]  ? strncpy_from_user+0x48/0x160
>[ 3139.333523]  ? vfs_statx+0x73/0xe0
>[ 3139.333526]  vfs_statx+0x73/0xe0
>[ 3139.333531]  SYSC_newlstat+0x39/0x70
>[ 3139.333536]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3139.333540]  ? trace_hardirqs_off_thunk+0x1a/0x1c
>[ 3139.333543]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3139.333545]  do_syscall_64+0x79/0x220
>[ 3139.333549]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3139.333551] RIP: 0033:0x7f183f79afd5
>[ 3139.333553] RSP: 002b:00007f1830b89a88 EFLAGS: 00000246 ORIG_RAX: 0000000000000006
>[ 3139.333556] RAX: ffffffffffffffda RBX: 00007f181400b5d0 RCX: 00007f183f79afd5
>[ 3139.333557] RDX: 00007f1830b89af0 RSI: 00007f1830b89af0 RDI: 00007f1820019db0
>[ 3139.333558] RBP: 00007f182001d490 R08: 0000000000100006 R09: 00007f1830b89c70
>[ 3139.333560] R10: 0000000000000020 R11: 0000000000000246 R12: 00007f1820019db0
>[ 3139.333561] R13: 00007f1830b89c70 R14: 00007f1820019db0 R15: 00007f1820014830
>[ 3143.084934] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3143.084937] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3143.084939] CPU: 2 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 3143.084941] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3143.084942] Call Trace:
>[ 3143.084949]  dump_stack+0x85/0xbf
>[ 3143.084953]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3143.084962]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3143.084971]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3143.084978]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3143.084982]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3143.084990]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3143.084993]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3143.084999]  ? mutex_trylock+0xcd/0xe0
>[ 3143.085004]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3143.085040]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3143.085077]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3143.085105]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3143.085132]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3143.085158]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3143.085180]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3143.085202]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3143.085221]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3143.085230]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3143.085249]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3143.085255]  ? __pm_runtime_resume+0x54/0x90
>[ 3143.085261]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3143.085282]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3143.085289]  do_vfs_ioctl+0xa5/0x6e0
>[ 3143.085296]  SyS_ioctl+0x74/0x80
>[ 3143.085301]  do_syscall_64+0x79/0x220
>[ 3143.085305]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3143.085308] RIP: 0033:0x7f70a90d90f7
>[ 3143.085310] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3143.085312] RAX: ffffffffffffffda RBX: 000055e7edf256c0 RCX: 00007f70a90d90f7
>[ 3143.085314] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 3143.085315] RBP: 00007ffd456b9940 R08: 000055e7edf256c0 R09: 0000000000000004
>[ 3143.085317] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3143.085318] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ed4ac330
>[ 3146.696549] kworker/dying (5798) used greatest stack depth: 9032 bytes left
>[ 3147.310093] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3147.310098] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3147.310102] CPU: 3 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 3147.310104] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3147.310106] Call Trace:
>[ 3147.310116]  dump_stack+0x85/0xbf
>[ 3147.310122]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3147.310134]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3147.310150]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3147.310161]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3147.310167]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3147.310180]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3147.310185]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3147.310194]  ? mutex_trylock+0xcd/0xe0
>[ 3147.310203]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3147.310244]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3147.310279]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3147.310318]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3147.310355]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3147.310386]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3147.310412]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3147.310466]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3147.310482]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3147.310498]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3147.310525]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3147.310533]  ? __pm_runtime_resume+0x54/0x90
>[ 3147.310541]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3147.310571]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3147.310579]  do_vfs_ioctl+0xa5/0x6e0
>[ 3147.310591]  SyS_ioctl+0x74/0x80
>[ 3147.310599]  do_syscall_64+0x79/0x220
>[ 3147.310604]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3147.310608] RIP: 0033:0x7f70a90d90f7
>[ 3147.310610] RSP: 002b:00007ffd456b9868 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3147.310614] RAX: ffffffffffffffda RBX: 000055e7edc21fa0 RCX: 00007f70a90d90f7
>[ 3147.310616] RDX: 00007ffd456b98b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 3147.310619] RBP: 00007ffd456b98b0 R08: 000055e7edc21fa0 R09: 0000000000000004
>[ 3147.310621] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3147.310623] R13: 000000000000000c R14: 00007ffd456b9948 R15: 000055e7ec4d0050
>[ 3147.391673] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3147.391677] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3147.391679] CPU: 7 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 3147.391681] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3147.391682] Call Trace:
>[ 3147.391688]  dump_stack+0x85/0xbf
>[ 3147.391693]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3147.391701]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3147.391710]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3147.391716]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3147.391720]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3147.391728]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3147.391731]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3147.391736]  ? mutex_trylock+0xcd/0xe0
>[ 3147.391741]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3147.391781]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3147.391799]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3147.391820]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3147.391841]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3147.391861]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3147.391877]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3147.391896]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3147.391909]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3147.391917]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3147.391933]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3147.391938]  ? __pm_runtime_resume+0x54/0x90
>[ 3147.391943]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3147.391960]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3147.391965]  do_vfs_ioctl+0xa5/0x6e0
>[ 3147.391972]  SyS_ioctl+0x74/0x80
>[ 3147.391977]  do_syscall_64+0x79/0x220
>[ 3147.391980]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3147.391982] RIP: 0033:0x7f70a90d90f7
>[ 3147.391983] RSP: 002b:00007ffd456b9868 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3147.391986] RAX: ffffffffffffffda RBX: 000055e7ecceedd0 RCX: 00007f70a90d90f7
>[ 3147.391987] RDX: 00007ffd456b98b0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 3147.391988] RBP: 00007ffd456b98b0 R08: 000055e7ecceedd0 R09: 0000000000000004
>[ 3147.391990] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3147.391991] R13: 000000000000000c R14: 00007ffd456b9948 R15: 000055e7ed85e5e0
>[ 3148.895091] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3148.895096] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3148.895100] CPU: 0 PID: 2338 Comm: Xwayland Not tainted 4.16.0-rc6-mm_thp #1
>[ 3148.895102] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3148.895104] Call Trace:
>[ 3148.895113]  dump_stack+0x85/0xbf
>[ 3148.895118]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3148.895130]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3148.895145]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3148.895155]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3148.895161]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3148.895174]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3148.895179]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3148.895188]  ? mutex_trylock+0xcd/0xe0
>[ 3148.895196]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3148.895237]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3148.895271]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3148.895280]  ? __lock_acquire+0x2d4/0x1340
>[ 3148.895314]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3148.895353]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3148.895387]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3148.895413]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3148.895445]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3148.895461]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3148.895475]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3148.895502]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3148.895509]  ? __pm_runtime_resume+0x54/0x90
>[ 3148.895516]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3148.895544]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3148.895552]  do_vfs_ioctl+0xa5/0x6e0
>[ 3148.895562]  SyS_ioctl+0x74/0x80
>[ 3148.895569]  do_syscall_64+0x79/0x220
>[ 3148.895574]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3148.895578] RIP: 0033:0x7fd8d64ef0f7
>[ 3148.895580] RSP: 002b:00007ffcc6dba328 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3148.895584] RAX: ffffffffffffffda RBX: 0000000002c0d430 RCX: 00007fd8d64ef0f7
>[ 3148.895586] RDX: 00007ffcc6dba370 RSI: 00000000c0206440 RDI: 000000000000000b
>[ 3148.895588] RBP: 00007ffcc6dba370 R08: 0000000002c0d430 R09: 00007fd8d67b3c50
>[ 3148.895590] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[ 3148.895592] R13: 000000000000000b R14: 00007ffcc6dba408 R15: 0000000002c4d040
>[ 3151.960984] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3151.960989] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3151.960993] CPU: 7 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 3151.960995] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3151.960997] Call Trace:
>[ 3151.961006]  dump_stack+0x85/0xbf
>[ 3151.961012]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3151.961024]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3151.961041]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3151.961052]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3151.961059]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3151.961073]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3151.961078]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3151.961089]  ? mutex_trylock+0xcd/0xe0
>[ 3151.961098]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3151.961143]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3151.961175]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3151.961214]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3151.961252]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3151.961288]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3151.961315]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3151.961351]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3151.961367]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3151.961381]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3151.961411]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3151.961418]  ? __pm_runtime_resume+0x54/0x90
>[ 3151.961427]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3151.961457]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3151.961465]  do_vfs_ioctl+0xa5/0x6e0
>[ 3151.961478]  SyS_ioctl+0x74/0x80
>[ 3151.961485]  do_syscall_64+0x79/0x220
>[ 3151.961490]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3151.961494] RIP: 0033:0x7f70a90d90f7
>[ 3151.961496] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3151.961501] RAX: ffffffffffffffda RBX: 000055e7eb59feb0 RCX: 00007f70a90d90f7
>[ 3151.961503] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 3151.961505] RBP: 00007ffd456b9940 R08: 000055e7eb59feb0 R09: 0000000000000004
>[ 3151.961507] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3151.961510] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7eb997800
>[ 3153.890764] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3153.890767] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3153.890770] CPU: 2 PID: 2338 Comm: Xwayland Not tainted 4.16.0-rc6-mm_thp #1
>[ 3153.890771] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3153.890772] Call Trace:
>[ 3153.890780]  dump_stack+0x85/0xbf
>[ 3153.890784]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3153.890792]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3153.890801]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3153.890807]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3153.890811]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3153.890819]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3153.890822]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3153.890827]  ? mutex_trylock+0xcd/0xe0
>[ 3153.890832]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3153.890868]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3153.890886]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3153.890908]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3153.890929]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3153.890949]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3153.890965]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3153.890985]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3153.890997]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3153.891005]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3153.891022]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3153.891026]  ? __pm_runtime_resume+0x54/0x90
>[ 3153.891032]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3153.891049]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3153.891054]  do_vfs_ioctl+0xa5/0x6e0
>[ 3153.891061]  SyS_ioctl+0x74/0x80
>[ 3153.891066]  do_syscall_64+0x79/0x220
>[ 3153.891069]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3153.891071] RIP: 0033:0x7fd8d64ef0f7
>[ 3153.891073] RSP: 002b:00007ffcc6dba328 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3153.891076] RAX: ffffffffffffffda RBX: 0000000002c6d9c0 RCX: 00007fd8d64ef0f7
>[ 3153.891077] RDX: 00007ffcc6dba370 RSI: 00000000c0206440 RDI: 000000000000000b
>[ 3153.891078] RBP: 00007ffcc6dba370 R08: 0000000002c6d9c0 R09: 0000000000000004
>[ 3153.891079] R10: 000000000264c010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3153.891081] R13: 000000000000000b R14: 00007ffcc6dba408 R15: 0000000002d6b860
>[ 3153.903986] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3153.903990] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3153.903993] CPU: 6 PID: 2338 Comm: Xwayland Not tainted 4.16.0-rc6-mm_thp #1
>[ 3153.903994] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3153.903995] Call Trace:
>[ 3153.904002]  dump_stack+0x85/0xbf
>[ 3153.904006]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3153.904014]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3153.904024]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3153.904030]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3153.904034]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3153.904042]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3153.904045]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3153.904051]  ? mutex_trylock+0xcd/0xe0
>[ 3153.904056]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3153.904090]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3153.904109]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3153.904130]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3153.904152]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3153.904172]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3153.904188]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3153.904207]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3153.904219]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3153.904227]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3153.904243]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3153.904248]  ? __pm_runtime_resume+0x54/0x90
>[ 3153.904253]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3153.904271]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3153.904276]  do_vfs_ioctl+0xa5/0x6e0
>[ 3153.904283]  SyS_ioctl+0x74/0x80
>[ 3153.904288]  do_syscall_64+0x79/0x220
>[ 3153.904291]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3153.904294] RIP: 0033:0x7fd8d64ef0f7
>[ 3153.904295] RSP: 002b:00007ffcc6dba328 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3153.904298] RAX: ffffffffffffffda RBX: 0000000002c6d9c0 RCX: 00007fd8d64ef0f7
>[ 3153.904299] RDX: 00007ffcc6dba370 RSI: 00000000c0206440 RDI: 000000000000000b
>[ 3153.904301] RBP: 00007ffcc6dba370 R08: 0000000002c6d9c0 R09: 0000000000000004
>[ 3153.904302] R10: 000000000264c010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3153.904303] R13: 000000000000000b R14: 00007ffcc6dba408 R15: 0000000002d6b860
>[ 3159.734162] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3159.734166] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3159.734168] CPU: 7 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 3159.734170] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3159.734171] Call Trace:
>[ 3159.734178]  dump_stack+0x85/0xbf
>[ 3159.734182]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3159.734190]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3159.734199]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3159.734206]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3159.734210]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3159.734218]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3159.734221]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3159.734227]  ? mutex_trylock+0xcd/0xe0
>[ 3159.734232]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3159.734265]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3159.734289]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3159.734313]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3159.734337]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3159.734359]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3159.734376]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3159.734397]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3159.734410]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3159.734419]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3159.734435]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3159.734441]  ? __pm_runtime_resume+0x54/0x90
>[ 3159.734446]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3159.734464]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3159.734469]  do_vfs_ioctl+0xa5/0x6e0
>[ 3159.734476]  SyS_ioctl+0x74/0x80
>[ 3159.734481]  do_syscall_64+0x79/0x220
>[ 3159.734484]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3159.734486] RIP: 0033:0x7f70a90d90f7
>[ 3159.734488] RSP: 002b:00007ffd456b6cb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3159.734490] RAX: ffffffffffffffda RBX: 000055e7ee0de970 RCX: 00007f70a90d90f7
>[ 3159.734492] RDX: 00007ffd456b6d00 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 3159.734493] RBP: 00007ffd456b6d00 R08: 000055e7ee0de970 R09: 0000000000000004
>[ 3159.734494] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3159.734496] R13: 000000000000000c R14: 00007ffd456b6d98 R15: 000055e7edc9c340
>[ 3159.781301] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3159.781306] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3159.781309] CPU: 7 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 3159.781311] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3159.781313] Call Trace:
>[ 3159.781321]  dump_stack+0x85/0xbf
>[ 3159.781327]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3159.781338]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3159.781352]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3159.781361]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3159.781366]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3159.781378]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3159.781382]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3159.781391]  ? mutex_trylock+0xcd/0xe0
>[ 3159.781398]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3159.781443]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3159.781488]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3159.781536]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3159.781601]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3159.781634]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3159.781661]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3159.781703]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3159.781720]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3159.781745]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3159.781773]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3159.781789]  ? __pm_runtime_resume+0x54/0x90
>[ 3159.781796]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3159.781824]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3159.781831]  do_vfs_ioctl+0xa5/0x6e0
>[ 3159.781841]  SyS_ioctl+0x74/0x80
>[ 3159.781848]  do_syscall_64+0x79/0x220
>[ 3159.781852]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3159.781855] RIP: 0033:0x7f70a90d90f7
>[ 3159.781857] RSP: 002b:00007ffd456b79a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3159.781861] RAX: ffffffffffffffda RBX: 000055e7ee353000 RCX: 00007f70a90d90f7
>[ 3159.781863] RDX: 00007ffd456b79f0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 3159.781864] RBP: 00007ffd456b79f0 R08: 000055e7ee353000 R09: 0000000000000004
>[ 3159.781866] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3159.781868] R13: 000000000000000c R14: 00007ffd456b7a88 R15: 000055e7ef06fef0
>[ 3161.803570] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3161.803574] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3161.803578] CPU: 3 PID: 2338 Comm: Xwayland Not tainted 4.16.0-rc6-mm_thp #1
>[ 3161.803580] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3161.803582] Call Trace:
>[ 3161.803590]  dump_stack+0x85/0xbf
>[ 3161.803596]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3161.803617]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3161.803633]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3161.803643]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3161.803649]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3161.803663]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3161.803667]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3161.803677]  ? mutex_trylock+0xcd/0xe0
>[ 3161.803685]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3161.803724]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3161.803757]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3161.803794]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3161.803830]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3161.803864]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3161.803889]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3161.803921]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3161.803936]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3161.803949]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3161.803976]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3161.803983]  ? __pm_runtime_resume+0x54/0x90
>[ 3161.803991]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3161.804019]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3161.804027]  do_vfs_ioctl+0xa5/0x6e0
>[ 3161.804039]  SyS_ioctl+0x74/0x80
>[ 3161.804047]  do_syscall_64+0x79/0x220
>[ 3161.804052]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3161.804056] RIP: 0033:0x7fd8d64ef0f7
>[ 3161.804058] RSP: 002b:00007ffcc6db9d58 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3161.804062] RAX: ffffffffffffffda RBX: 0000000002beb330 RCX: 00007fd8d64ef0f7
>[ 3161.804064] RDX: 00007ffcc6db9da0 RSI: 00000000c0206440 RDI: 000000000000000b
>[ 3161.804066] RBP: 00007ffcc6db9da0 R08: 0000000002beb330 R09: 0000000000000004
>[ 3161.804068] R10: 000000000264c010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3161.804070] R13: 000000000000000b R14: 00007ffcc6db9e38 R15: 0000000002bcbeb0
>[ 3161.945550] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3161.945554] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3161.945557] CPU: 1 PID: 2338 Comm: Xwayland Not tainted 4.16.0-rc6-mm_thp #1
>[ 3161.945558] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3161.945560] Call Trace:
>[ 3161.945567]  dump_stack+0x85/0xbf
>[ 3161.945573]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3161.945581]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3161.945591]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3161.945597]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3161.945601]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3161.945609]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3161.945612]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3161.945618]  ? mutex_trylock+0xcd/0xe0
>[ 3161.945624]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3161.945662]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3161.945689]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3161.945715]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3161.945741]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3161.945764]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3161.945782]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3161.945803]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3161.945817]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3161.945826]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3161.945843]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3161.945849]  ? __pm_runtime_resume+0x54/0x90
>[ 3161.945854]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3161.945874]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3161.945879]  do_vfs_ioctl+0xa5/0x6e0
>[ 3161.945887]  SyS_ioctl+0x74/0x80
>[ 3161.945892]  do_syscall_64+0x79/0x220
>[ 3161.945896]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3161.945898] RIP: 0033:0x7fd8d64ef0f7
>[ 3161.945901] RSP: 002b:00007ffcc6dba328 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3161.945904] RAX: ffffffffffffffda RBX: 0000000002ced920 RCX: 00007fd8d64ef0f7
>[ 3161.945906] RDX: 00007ffcc6dba370 RSI: 00000000c0206440 RDI: 000000000000000b
>[ 3161.945908] RBP: 00007ffcc6dba370 R08: 0000000002ced920 R09: 0000000000000004
>[ 3161.945909] R10: 000000000264c010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3161.945911] R13: 000000000000000b R14: 00007ffcc6dba408 R15: 0000000002c3e190
>[ 3162.403863] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3162.403867] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3162.403869] CPU: 1 PID: 2338 Comm: Xwayland Not tainted 4.16.0-rc6-mm_thp #1
>[ 3162.403870] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3162.403872] Call Trace:
>[ 3162.403879]  dump_stack+0x85/0xbf
>[ 3162.403884]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3162.403893]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3162.403901]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3162.403907]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3162.403911]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3162.403918]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3162.403921]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3162.403927]  ? mutex_trylock+0xcd/0xe0
>[ 3162.403932]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3162.403974]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3162.403994]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3162.404017]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3162.404040]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3162.404062]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3162.404080]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3162.404100]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3162.404116]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3162.404124]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3162.404142]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3162.404147]  ? __pm_runtime_resume+0x54/0x90
>[ 3162.404152]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3162.404171]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3162.404177]  do_vfs_ioctl+0xa5/0x6e0
>[ 3162.404183]  SyS_ioctl+0x74/0x80
>[ 3162.404188]  do_syscall_64+0x79/0x220
>[ 3162.404192]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3162.404194] RIP: 0033:0x7fd8d64ef0f7
>[ 3162.404195] RSP: 002b:00007ffcc6dba328 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3162.404198] RAX: ffffffffffffffda RBX: 0000000002beb330 RCX: 00007fd8d64ef0f7
>[ 3162.404199] RDX: 00007ffcc6dba370 RSI: 00000000c0206440 RDI: 000000000000000b
>[ 3162.404200] RBP: 00007ffcc6dba370 R08: 0000000002beb330 R09: 00007fd8d67b3e10
>[ 3162.404202] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000c0206440
>[ 3162.404203] R13: 000000000000000b R14: 00007ffcc6dba408 R15: 0000000002bd20c0
>[ 3167.450748] swiotlb_tbl_map_single: 6 callbacks suppressed
>[ 3167.450751] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3167.450756] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3167.450760] CPU: 5 PID: 2338 Comm: Xwayland Not tainted 4.16.0-rc6-mm_thp #1
>[ 3167.450762] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3167.450764] Call Trace:
>[ 3167.450773]  dump_stack+0x85/0xbf
>[ 3167.450779]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3167.450792]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3167.450808]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3167.450819]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3167.450825]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3167.450840]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3167.450845]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3167.450855]  ? mutex_trylock+0xcd/0xe0
>[ 3167.450863]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3167.450906]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3167.450941]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3167.450982]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3167.451020]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3167.451056]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3167.451084]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3167.451120]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3167.451135]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3167.451150]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3167.451179]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3167.451186]  ? __pm_runtime_resume+0x54/0x90
>[ 3167.451195]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3167.451226]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3167.451234]  do_vfs_ioctl+0xa5/0x6e0
>[ 3167.451246]  SyS_ioctl+0x74/0x80
>[ 3167.451254]  do_syscall_64+0x79/0x220
>[ 3167.451259]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3167.451262] RIP: 0033:0x7fd8d64ef0f7
>[ 3167.451265] RSP: 002b:00007ffcc6dba328 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3167.451269] RAX: ffffffffffffffda RBX: 0000000002c624f0 RCX: 00007fd8d64ef0f7
>[ 3167.451271] RDX: 00007ffcc6dba370 RSI: 00000000c0206440 RDI: 000000000000000b
>[ 3167.451274] RBP: 00007ffcc6dba370 R08: 0000000002c624f0 R09: 0000000000000004
>[ 3167.451276] R10: 000000000264c010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3167.451278] R13: 000000000000000b R14: 00007ffcc6dba408 R15: 0000000002beb170
>[ 3167.466127] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3167.466131] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3167.466135] CPU: 5 PID: 2338 Comm: Xwayland Not tainted 4.16.0-rc6-mm_thp #1
>[ 3167.466137] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3167.466139] Call Trace:
>[ 3167.466148]  dump_stack+0x85/0xbf
>[ 3167.466154]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3167.466165]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3167.466181]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3167.466190]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3167.466195]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3167.466206]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3167.466209]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3167.466217]  ? mutex_trylock+0xcd/0xe0
>[ 3167.466226]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3167.466265]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3167.466299]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3167.466339]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3167.466376]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3167.466411]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3167.466439]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3167.466473]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3167.466488]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3167.466503]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3167.466532]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3167.466539]  ? __pm_runtime_resume+0x54/0x90
>[ 3167.466547]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3167.466577]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3167.466585]  do_vfs_ioctl+0xa5/0x6e0
>[ 3167.466597]  SyS_ioctl+0x74/0x80
>[ 3167.466604]  do_syscall_64+0x79/0x220
>[ 3167.466610]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3167.466613] RIP: 0033:0x7fd8d64ef0f7
>[ 3167.466616] RSP: 002b:00007ffcc6dba328 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3167.466620] RAX: ffffffffffffffda RBX: 0000000002c624f0 RCX: 00007fd8d64ef0f7
>[ 3167.466622] RDX: 00007ffcc6dba370 RSI: 00000000c0206440 RDI: 000000000000000b
>[ 3167.466624] RBP: 00007ffcc6dba370 R08: 0000000002c624f0 R09: 0000000000000004
>[ 3167.466627] R10: 000000000264c010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3167.466629] R13: 000000000000000b R14: 00007ffcc6dba408 R15: 0000000002beb170
>[ 3167.937591] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3167.937595] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3167.937597] CPU: 5 PID: 2338 Comm: Xwayland Not tainted 4.16.0-rc6-mm_thp #1
>[ 3167.937599] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3167.937600] Call Trace:
>[ 3167.937607]  dump_stack+0x85/0xbf
>[ 3167.937611]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3167.937619]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3167.937628]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3167.937634]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3167.937638]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3167.937646]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3167.937649]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3167.937655]  ? mutex_trylock+0xcd/0xe0
>[ 3167.937660]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3167.937696]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3167.937716]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3167.937749]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3167.937774]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3167.937794]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3167.937810]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3167.937829]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3167.937841]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3167.937849]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3167.937865]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3167.937870]  ? __pm_runtime_resume+0x54/0x90
>[ 3167.937876]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3167.937893]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3167.937898]  do_vfs_ioctl+0xa5/0x6e0
>[ 3167.937905]  SyS_ioctl+0x74/0x80
>[ 3167.937910]  do_syscall_64+0x79/0x220
>[ 3167.937913]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3167.937915] RIP: 0033:0x7fd8d64ef0f7
>[ 3167.937917] RSP: 002b:00007ffcc6dba328 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3167.937919] RAX: ffffffffffffffda RBX: 0000000002bf51e0 RCX: 00007fd8d64ef0f7
>[ 3167.937921] RDX: 00007ffcc6dba370 RSI: 00000000c0206440 RDI: 000000000000000b
>[ 3167.937922] RBP: 00007ffcc6dba370 R08: 0000000002bf51e0 R09: 0000000000000009
>[ 3167.937923] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000c0206440
>[ 3167.937925] R13: 000000000000000b R14: 00007ffcc6dba408 R15: 0000000002bf5110
>[ 3168.365054] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3168.365057] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3168.365060] CPU: 1 PID: 2338 Comm: Xwayland Not tainted 4.16.0-rc6-mm_thp #1
>[ 3168.365061] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3168.365062] Call Trace:
>[ 3168.365070]  dump_stack+0x85/0xbf
>[ 3168.365074]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3168.365082]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3168.365092]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3168.365099]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3168.365102]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3168.365111]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3168.365114]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3168.365120]  ? mutex_trylock+0xcd/0xe0
>[ 3168.365125]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3168.365171]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3168.365199]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3168.365224]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3168.365247]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3168.365268]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3168.365285]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3168.365305]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3168.365318]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3168.365326]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3168.365343]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3168.365347]  ? __pm_runtime_resume+0x54/0x90
>[ 3168.365352]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3168.365370]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3168.365375]  do_vfs_ioctl+0xa5/0x6e0
>[ 3168.365382]  SyS_ioctl+0x74/0x80
>[ 3168.365387]  do_syscall_64+0x79/0x220
>[ 3168.365390]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3168.365393] RIP: 0033:0x7fd8d64ef0f7
>[ 3168.365394] RSP: 002b:00007ffcc6dba328 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3168.365397] RAX: ffffffffffffffda RBX: 0000000002cc3c80 RCX: 00007fd8d64ef0f7
>[ 3168.365398] RDX: 00007ffcc6dba370 RSI: 00000000c0206440 RDI: 000000000000000b
>[ 3168.365399] RBP: 00007ffcc6dba370 R08: 0000000002cc3c80 R09: 0000000000000004
>[ 3168.365401] R10: 000000000264c010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3168.365402] R13: 000000000000000b R14: 00007ffcc6dba408 R15: 0000000002cc9660
>[ 3168.368754] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3168.368758] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3168.368762] CPU: 1 PID: 2338 Comm: Xwayland Not tainted 4.16.0-rc6-mm_thp #1
>[ 3168.368764] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3168.368767] Call Trace:
>[ 3168.368774]  dump_stack+0x85/0xbf
>[ 3168.368780]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3168.368790]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3168.368806]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3168.368816]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3168.368822]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3168.368835]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3168.368840]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3168.368849]  ? mutex_trylock+0xcd/0xe0
>[ 3168.368857]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3168.368895]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3168.368928]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3168.368964]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3168.369001]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3168.369037]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3168.369064]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3168.369096]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3168.369111]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3168.369127]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3168.369156]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3168.369163]  ? __pm_runtime_resume+0x54/0x90
>[ 3168.369171]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3168.369201]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3168.369210]  do_vfs_ioctl+0xa5/0x6e0
>[ 3168.369222]  SyS_ioctl+0x74/0x80
>[ 3168.369230]  do_syscall_64+0x79/0x220
>[ 3168.369235]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3168.369238] RIP: 0033:0x7fd8d64ef0f7
>[ 3168.369241] RSP: 002b:00007ffcc6dba328 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3168.369245] RAX: ffffffffffffffda RBX: 0000000002cc3c80 RCX: 00007fd8d64ef0f7
>[ 3168.369248] RDX: 00007ffcc6dba370 RSI: 00000000c0206440 RDI: 000000000000000b
>[ 3168.369250] RBP: 00007ffcc6dba370 R08: 0000000002cc3c80 R09: 0000000000000004
>[ 3168.369252] R10: 000000000264c010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3168.369255] R13: 000000000000000b R14: 00007ffcc6dba408 R15: 0000000002cc9660
>[ 3173.401826] swiotlb_tbl_map_single: 6 callbacks suppressed
>[ 3173.401829] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3173.401832] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3173.401835] CPU: 6 PID: 2338 Comm: Xwayland Not tainted 4.16.0-rc6-mm_thp #1
>[ 3173.401837] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3173.401838] Call Trace:
>[ 3173.401845]  dump_stack+0x85/0xbf
>[ 3173.401850]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3173.401859]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3173.401868]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3173.401875]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3173.401879]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3173.401888]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3173.401891]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3173.401897]  ? mutex_trylock+0xcd/0xe0
>[ 3173.401902]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3173.401942]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3173.401973]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3173.402004]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3173.402033]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3173.402058]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3173.402079]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3173.402104]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3173.402118]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3173.402127]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3173.402150]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3173.402157]  ? __pm_runtime_resume+0x54/0x90
>[ 3173.402165]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3173.402193]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3173.402199]  do_vfs_ioctl+0xa5/0x6e0
>[ 3173.402207]  SyS_ioctl+0x74/0x80
>[ 3173.402212]  do_syscall_64+0x79/0x220
>[ 3173.402216]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3173.402218] RIP: 0033:0x7fd8d64ef0f7
>[ 3173.402220] RSP: 002b:00007ffcc6dba328 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3173.402222] RAX: ffffffffffffffda RBX: 0000000002c60970 RCX: 00007fd8d64ef0f7
>[ 3173.402224] RDX: 00007ffcc6dba370 RSI: 00000000c0206440 RDI: 000000000000000b
>[ 3173.402225] RBP: 00007ffcc6dba370 R08: 0000000002c60970 R09: 0000000000000004
>[ 3173.402226] R10: 000000000264c010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3173.402227] R13: 000000000000000b R14: 00007ffcc6dba408 R15: 0000000002c567b0
>[ 3173.834209] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3173.834212] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3173.834215] CPU: 6 PID: 2338 Comm: Xwayland Not tainted 4.16.0-rc6-mm_thp #1
>[ 3173.834216] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3173.834217] Call Trace:
>[ 3173.834224]  dump_stack+0x85/0xbf
>[ 3173.834229]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3173.834237]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3173.834246]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3173.834252]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3173.834256]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3173.834264]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3173.834267]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3173.834273]  ? mutex_trylock+0xcd/0xe0
>[ 3173.834278]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3173.834310]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3173.834331]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3173.834354]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3173.834377]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3173.834398]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3173.834415]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3173.834446]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3173.834459]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3173.834468]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3173.834485]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3173.834490]  ? __pm_runtime_resume+0x54/0x90
>[ 3173.834495]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3173.834513]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3173.834519]  do_vfs_ioctl+0xa5/0x6e0
>[ 3173.834526]  SyS_ioctl+0x74/0x80
>[ 3173.834531]  do_syscall_64+0x79/0x220
>[ 3173.834534]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3173.834537] RIP: 0033:0x7fd8d64ef0f7
>[ 3173.834539] RSP: 002b:00007ffcc6dba328 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3173.834541] RAX: ffffffffffffffda RBX: 0000000002c60970 RCX: 00007fd8d64ef0f7
>[ 3173.834543] RDX: 00007ffcc6dba370 RSI: 00000000c0206440 RDI: 000000000000000b
>[ 3173.834544] RBP: 00007ffcc6dba370 R08: 0000000002c60970 R09: 0000000000000004
>[ 3173.834545] R10: 000000000264c010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3173.834546] R13: 000000000000000b R14: 00007ffcc6dba408 R15: 0000000002c567b0
>[ 3174.545208] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3174.545211] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3174.545214] CPU: 3 PID: 2338 Comm: Xwayland Not tainted 4.16.0-rc6-mm_thp #1
>[ 3174.545216] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3174.545217] Call Trace:
>[ 3174.545224]  dump_stack+0x85/0xbf
>[ 3174.545229]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3174.545237]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3174.545247]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3174.545254]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3174.545258]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3174.545266]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3174.545269]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3174.545275]  ? mutex_trylock+0xcd/0xe0
>[ 3174.545281]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3174.545322]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3174.545356]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3174.545394]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3174.545430]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3174.545464]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3174.545492]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3174.545524]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3174.545540]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3174.545554]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3174.545583]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3174.545591]  ? __pm_runtime_resume+0x54/0x90
>[ 3174.545599]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3174.545629]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3174.545637]  do_vfs_ioctl+0xa5/0x6e0
>[ 3174.545649]  SyS_ioctl+0x74/0x80
>[ 3174.545657]  do_syscall_64+0x79/0x220
>[ 3174.545662]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3174.545665] RIP: 0033:0x7fd8d64ef0f7
>[ 3174.545668] RSP: 002b:00007ffcc6dba328 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3174.545672] RAX: ffffffffffffffda RBX: 0000000002b47b00 RCX: 00007fd8d64ef0f7
>[ 3174.545674] RDX: 00007ffcc6dba370 RSI: 00000000c0206440 RDI: 000000000000000b
>[ 3174.545675] RBP: 00007ffcc6dba370 R08: 0000000002b47b00 R09: 0000000000000004
>[ 3174.545677] R10: 000000000264c010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3174.545679] R13: 000000000000000b R14: 00007ffcc6dba408 R15: 0000000002bc99b0
>[ 3177.382818] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3177.382823] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3177.382827] CPU: 6 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 3177.382829] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3177.382832] Call Trace:
>[ 3177.382840]  dump_stack+0x85/0xbf
>[ 3177.382847]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3177.382859]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3177.382875]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3177.382885]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3177.382891]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3177.382906]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3177.382911]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3177.382920]  ? mutex_trylock+0xcd/0xe0
>[ 3177.382929]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3177.382974]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3177.383007]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3177.383047]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3177.383083]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3177.383120]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3177.383147]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3177.383182]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3177.383199]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3177.383213]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3177.383241]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3177.383248]  ? __pm_runtime_resume+0x54/0x90
>[ 3177.383255]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3177.383282]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3177.383290]  do_vfs_ioctl+0xa5/0x6e0
>[ 3177.383301]  SyS_ioctl+0x74/0x80
>[ 3177.383308]  do_syscall_64+0x79/0x220
>[ 3177.383313]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3177.383316] RIP: 0033:0x7f70a90d90f7
>[ 3177.383318] RSP: 002b:00007ffd456b6cb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3177.383322] RAX: ffffffffffffffda RBX: 000055e7ed87da70 RCX: 00007f70a90d90f7
>[ 3177.383324] RDX: 00007ffd456b6d00 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 3177.383327] RBP: 00007ffd456b6d00 R08: 000055e7ed87da70 R09: 0000000000000004
>[ 3177.383329] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3177.383330] R13: 000000000000000c R14: 00007ffd456b6d98 R15: 000055e7eeb0ba00
>[ 3177.397921] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3177.397926] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3177.397930] CPU: 4 PID: 2338 Comm: Xwayland Not tainted 4.16.0-rc6-mm_thp #1
>[ 3177.397933] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3177.397935] Call Trace:
>[ 3177.397944]  dump_stack+0x85/0xbf
>[ 3177.397950]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3177.397962]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3177.397978]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3177.397989]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3177.397995]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3177.398010]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3177.398015]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3177.398025]  ? mutex_trylock+0xcd/0xe0
>[ 3177.398033]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3177.398073]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3177.398109]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3177.398150]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3177.398189]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3177.398226]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3177.398254]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3177.398301]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3177.398317]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3177.398331]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3177.398360]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3177.398367]  ? __pm_runtime_resume+0x54/0x90
>[ 3177.398376]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3177.398406]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3177.398414]  do_vfs_ioctl+0xa5/0x6e0
>[ 3177.398426]  SyS_ioctl+0x74/0x80
>[ 3177.398434]  do_syscall_64+0x79/0x220
>[ 3177.398439]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3177.398443] RIP: 0033:0x7fd8d64ef0f7
>[ 3177.398445] RSP: 002b:00007ffcc6dba328 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3177.398450] RAX: ffffffffffffffda RBX: 0000000002c0cf80 RCX: 00007fd8d64ef0f7
>[ 3177.398452] RDX: 00007ffcc6dba370 RSI: 00000000c0206440 RDI: 000000000000000b
>[ 3177.398455] RBP: 00007ffcc6dba370 R08: 0000000002c0cf80 R09: 0000000000000004
>[ 3177.398457] R10: 000000000264c010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3177.398459] R13: 000000000000000b R14: 00007ffcc6dba408 R15: 0000000002c567b0
>[ 3179.801517] swiotlb_tbl_map_single: 8 callbacks suppressed
>[ 3179.801520] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3179.801523] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3179.801526] CPU: 3 PID: 2338 Comm: Xwayland Not tainted 4.16.0-rc6-mm_thp #1
>[ 3179.801527] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3179.801528] Call Trace:
>[ 3179.801535]  dump_stack+0x85/0xbf
>[ 3179.801540]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3179.801548]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3179.801557]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3179.801563]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3179.801568]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3179.801575]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3179.801578]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3179.801585]  ? mutex_trylock+0xcd/0xe0
>[ 3179.801594]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3179.801629]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3179.801652]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3179.801676]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3179.801700]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3179.801723]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3179.801742]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3179.801765]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3179.801777]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3179.801786]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3179.801805]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3179.801810]  ? __pm_runtime_resume+0x54/0x90
>[ 3179.801815]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3179.801835]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3179.801840]  do_vfs_ioctl+0xa5/0x6e0
>[ 3179.801847]  SyS_ioctl+0x74/0x80
>[ 3179.801852]  do_syscall_64+0x79/0x220
>[ 3179.801855]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3179.801858] RIP: 0033:0x7fd8d64ef0f7
>[ 3179.801859] RSP: 002b:00007ffcc6dba328 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3179.801862] RAX: ffffffffffffffda RBX: 0000000002bcbe80 RCX: 00007fd8d64ef0f7
>[ 3179.801864] RDX: 00007ffcc6dba370 RSI: 00000000c0206440 RDI: 000000000000000b
>[ 3179.801865] RBP: 00007ffcc6dba370 R08: 0000000002bcbe80 R09: 0000000000000004
>[ 3179.801866] R10: 000000000264c010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3179.801867] R13: 000000000000000b R14: 00007ffcc6dba408 R15: 0000000002b50370
>[ 3179.845277] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3179.845282] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3179.845285] CPU: 5 PID: 2338 Comm: Xwayland Not tainted 4.16.0-rc6-mm_thp #1
>[ 3179.845287] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3179.845289] Call Trace:
>[ 3179.845300]  dump_stack+0x85/0xbf
>[ 3179.845307]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3179.845320]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3179.845333]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3179.845341]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3179.845347]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3179.845358]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3179.845362]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3179.845371]  ? mutex_trylock+0xcd/0xe0
>[ 3179.845378]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3179.845449]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3179.845479]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3179.845510]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3179.845544]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3179.845576]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3179.845600]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3179.845631]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3179.845655]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3179.845668]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3179.845695]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3179.845702]  ? __pm_runtime_resume+0x54/0x90
>[ 3179.845709]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3179.845735]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3179.845743]  do_vfs_ioctl+0xa5/0x6e0
>[ 3179.845755]  SyS_ioctl+0x74/0x80
>[ 3179.845761]  do_syscall_64+0x79/0x220
>[ 3179.845766]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3179.845770] RIP: 0033:0x7fd8d64ef0f7
>[ 3179.845773] RSP: 002b:00007ffcc6dba328 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3179.845777] RAX: ffffffffffffffda RBX: 0000000002c4cb50 RCX: 00007fd8d64ef0f7
>[ 3179.845779] RDX: 00007ffcc6dba370 RSI: 00000000c0206440 RDI: 000000000000000b
>[ 3179.845782] RBP: 00007ffcc6dba370 R08: 0000000002c4cb50 R09: 0000000000000004
>[ 3179.845784] R10: 000000000264c010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3179.845785] R13: 000000000000000b R14: 00007ffcc6dba408 R15: 0000000002bf5110
>[ 3179.873045] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3179.873049] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3179.873051] CPU: 6 PID: 2338 Comm: Xwayland Not tainted 4.16.0-rc6-mm_thp #1
>[ 3179.873053] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3179.873054] Call Trace:
>[ 3179.873061]  dump_stack+0x85/0xbf
>[ 3179.873066]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3179.873074]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3179.873083]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3179.873089]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3179.873093]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3179.873100]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3179.873104]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3179.873109]  ? mutex_trylock+0xcd/0xe0
>[ 3179.873114]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3179.873152]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3179.873171]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3179.873192]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3179.873212]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3179.873232]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3179.873247]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3179.873266]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3179.873278]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3179.873286]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3179.873302]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3179.873306]  ? __pm_runtime_resume+0x54/0x90
>[ 3179.873312]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3179.873328]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3179.873333]  do_vfs_ioctl+0xa5/0x6e0
>[ 3179.873340]  SyS_ioctl+0x74/0x80
>[ 3179.873345]  do_syscall_64+0x79/0x220
>[ 3179.873347]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3179.873350] RIP: 0033:0x7fd8d64ef0f7
>[ 3179.873351] RSP: 002b:00007ffcc6dba328 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3179.873354] RAX: ffffffffffffffda RBX: 0000000002bccb70 RCX: 00007fd8d64ef0f7
>[ 3179.873355] RDX: 00007ffcc6dba370 RSI: 00000000c0206440 RDI: 000000000000000b
>[ 3179.873356] RBP: 00007ffcc6dba370 R08: 0000000002bccb70 R09: 0000000000000004
>[ 3179.873358] R10: 000000000264c010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3179.873359] R13: 000000000000000b R14: 00007ffcc6dba408 R15: 0000000002bcfe90
>[ 3180.127360] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3180.127363] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3180.127366] CPU: 1 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 3180.127367] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3180.127368] Call Trace:
>[ 3180.127376]  dump_stack+0x85/0xbf
>[ 3180.127380]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3180.127388]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3180.127398]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3180.127404]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3180.127408]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3180.127416]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3180.127420]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3180.127426]  ? mutex_trylock+0xcd/0xe0
>[ 3180.127431]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3180.127464]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3180.127487]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3180.127512]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3180.127535]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3180.127557]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3180.127574]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3180.127601]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3180.127622]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3180.127631]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3180.127648]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3180.127652]  ? __pm_runtime_resume+0x54/0x90
>[ 3180.127657]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3180.127675]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3180.127680]  do_vfs_ioctl+0xa5/0x6e0
>[ 3180.127687]  SyS_ioctl+0x74/0x80
>[ 3180.127692]  do_syscall_64+0x79/0x220
>[ 3180.127695]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3180.127697] RIP: 0033:0x7f70a90d90f7
>[ 3180.127699] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3180.127701] RAX: ffffffffffffffda RBX: 000055e7ef252b70 RCX: 00007f70a90d90f7
>[ 3180.127703] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 3180.127704] RBP: 00007ffd456b9940 R08: 000055e7ef252b70 R09: 0000000000000004
>[ 3180.127705] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3180.127706] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ed98a400
>[ 3182.442143] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3182.442146] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3182.442149] CPU: 6 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 3182.442150] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3182.442152] Call Trace:
>[ 3182.442159]  dump_stack+0x85/0xbf
>[ 3182.442164]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3182.442172]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3182.442181]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3182.442187]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3182.442191]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3182.442198]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3182.442202]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3182.442208]  ? mutex_trylock+0xcd/0xe0
>[ 3182.442213]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3182.442262]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3182.442282]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3182.442304]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3182.442326]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3182.442346]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3182.442362]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3182.442391]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3182.442405]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3182.442413]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3182.442429]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3182.442434]  ? __pm_runtime_resume+0x54/0x90
>[ 3182.442439]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3182.442456]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3182.442461]  do_vfs_ioctl+0xa5/0x6e0
>[ 3182.442467]  SyS_ioctl+0x74/0x80
>[ 3182.442472]  do_syscall_64+0x79/0x220
>[ 3182.442475]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3182.442477] RIP: 0033:0x7f70a90d90f7
>[ 3182.442479] RSP: 002b:00007ffd456b9d38 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3182.442482] RAX: ffffffffffffffda RBX: 000055e7ede21b00 RCX: 00007f70a90d90f7
>[ 3182.442483] RDX: 00007ffd456b9d80 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 3182.442484] RBP: 00007ffd456b9d80 R08: 000055e7ede21b00 R09: 0000000000000004
>[ 3182.442485] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3182.442487] R13: 000000000000000c R14: 00007ffd456b9e18 R15: 000055e7ee418700
>[ 3185.111314] swiotlb_tbl_map_single: 4 callbacks suppressed
>[ 3185.111328] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3185.111333] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3185.111337] CPU: 7 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 3185.111339] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3185.111341] Call Trace:
>[ 3185.111350]  dump_stack+0x85/0xbf
>[ 3185.111356]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3185.111369]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3185.111385]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3185.111395]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3185.111400]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3185.111414]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3185.111419]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3185.111429]  ? mutex_trylock+0xcd/0xe0
>[ 3185.111436]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3185.111486]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3185.111521]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3185.111530]  ? __lock_acquire+0x2d4/0x1340
>[ 3185.111564]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3185.111601]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3185.111645]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3185.111682]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3185.111715]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3185.111732]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3185.111746]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3185.111774]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3185.111781]  ? __pm_runtime_resume+0x54/0x90
>[ 3185.111789]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3185.111819]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3185.111826]  do_vfs_ioctl+0xa5/0x6e0
>[ 3185.111839]  SyS_ioctl+0x74/0x80
>[ 3185.111846]  do_syscall_64+0x79/0x220
>[ 3185.111852]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3185.111856] RIP: 0033:0x7f70a90d90f7
>[ 3185.111858] RSP: 002b:00007ffd456b6998 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3185.111862] RAX: ffffffffffffffda RBX: 000055e7edd75a70 RCX: 00007f70a90d90f7
>[ 3185.111865] RDX: 00007ffd456b69e0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 3185.111867] RBP: 00007ffd456b69e0 R08: 000055e7edd75a70 R09: 0000000000000004
>[ 3185.111869] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3185.111871] R13: 000000000000000c R14: 00007ffd456b6a78 R15: 000055e7ef33fc00
>[ 3185.133271] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3185.133275] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3185.133277] CPU: 0 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 3185.133279] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3185.133281] Call Trace:
>[ 3185.133287]  dump_stack+0x85/0xbf
>[ 3185.133292]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3185.133300]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3185.133309]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3185.133316]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3185.133320]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3185.133328]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3185.133331]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3185.133338]  ? mutex_trylock+0xcd/0xe0
>[ 3185.133343]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3185.133376]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3185.133399]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3185.133424]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3185.133447]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3185.133468]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3185.133486]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3185.133506]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3185.133518]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3185.133527]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3185.133544]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3185.133549]  ? __pm_runtime_resume+0x54/0x90
>[ 3185.133554]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3185.133572]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3185.133577]  do_vfs_ioctl+0xa5/0x6e0
>[ 3185.133584]  SyS_ioctl+0x74/0x80
>[ 3185.133589]  do_syscall_64+0x79/0x220
>[ 3185.133592]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3185.133595] RIP: 0033:0x7f70a90d90f7
>[ 3185.133596] RSP: 002b:00007ffd456b7688 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3185.133599] RAX: ffffffffffffffda RBX: 000055e7ee3c5970 RCX: 00007f70a90d90f7
>[ 3185.133600] RDX: 00007ffd456b76d0 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 3185.133601] RBP: 00007ffd456b76d0 R08: 000055e7ee3c5970 R09: 0000000000000004
>[ 3185.133602] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3185.133604] R13: 000000000000000c R14: 00007ffd456b7768 R15: 000055e7eee78b00
>[ 3185.352354] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3185.352359] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3185.352362] CPU: 2 PID: 2338 Comm: Xwayland Not tainted 4.16.0-rc6-mm_thp #1
>[ 3185.352364] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3185.352366] Call Trace:
>[ 3185.352375]  dump_stack+0x85/0xbf
>[ 3185.352382]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3185.352393]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3185.352407]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3185.352417]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3185.352423]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3185.352436]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3185.352441]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3185.352450]  ? mutex_trylock+0xcd/0xe0
>[ 3185.352457]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3185.352496]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3185.352525]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3185.352561]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3185.352591]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3185.352631]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3185.352653]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3185.352685]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3185.352698]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3185.352710]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3185.352735]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3185.352742]  ? __pm_runtime_resume+0x54/0x90
>[ 3185.352749]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3185.352778]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3185.352786]  do_vfs_ioctl+0xa5/0x6e0
>[ 3185.352797]  SyS_ioctl+0x74/0x80
>[ 3185.352805]  do_syscall_64+0x79/0x220
>[ 3185.352810]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3185.352823] RIP: 0033:0x7fd8d64ef0f7
>[ 3185.352825] RSP: 002b:00007ffcc6dba328 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3185.352829] RAX: ffffffffffffffda RBX: 0000000002bc1340 RCX: 00007fd8d64ef0f7
>[ 3185.352831] RDX: 00007ffcc6dba370 RSI: 00000000c0206440 RDI: 000000000000000b
>[ 3185.352833] RBP: 00007ffcc6dba370 R08: 0000000002bc1340 R09: 0000000000000004
>[ 3185.352835] R10: 000000000264c010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3185.352837] R13: 000000000000000b R14: 00007ffcc6dba408 R15: 0000000002b66ff0
>[ 3185.368394] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3185.368399] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3185.368402] CPU: 2 PID: 2338 Comm: Xwayland Not tainted 4.16.0-rc6-mm_thp #1
>[ 3185.368405] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3185.368407] Call Trace:
>[ 3185.368415]  dump_stack+0x85/0xbf
>[ 3185.368421]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3185.368432]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3185.368449]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3185.368460]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3185.368466]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3185.368480]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3185.368485]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3185.368495]  ? mutex_trylock+0xcd/0xe0
>[ 3185.368503]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3185.368543]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3185.368578]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3185.368618]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3185.368677]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3185.368712]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3185.368740]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3185.368774]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3185.368790]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3185.368804]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3185.368833]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3185.368840]  ? __pm_runtime_resume+0x54/0x90
>[ 3185.368848]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3185.368879]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3185.368886]  do_vfs_ioctl+0xa5/0x6e0
>[ 3185.368898]  SyS_ioctl+0x74/0x80
>[ 3185.368906]  do_syscall_64+0x79/0x220
>[ 3185.368911]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3185.368915] RIP: 0033:0x7fd8d64ef0f7
>[ 3185.368917] RSP: 002b:00007ffcc6dba328 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3185.368922] RAX: ffffffffffffffda RBX: 0000000002bc1340 RCX: 00007fd8d64ef0f7
>[ 3185.368924] RDX: 00007ffcc6dba370 RSI: 00000000c0206440 RDI: 000000000000000b
>[ 3185.368926] RBP: 00007ffcc6dba370 R08: 0000000002bc1340 R09: 0000000000000004
>[ 3185.368928] R10: 000000000264c010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3185.368930] R13: 000000000000000b R14: 00007ffcc6dba408 R15: 0000000002b66ff0
>[ 3185.411483] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3185.411487] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3185.411491] CPU: 0 PID: 2338 Comm: Xwayland Not tainted 4.16.0-rc6-mm_thp #1
>[ 3185.411493] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3185.411495] Call Trace:
>[ 3185.411504]  dump_stack+0x85/0xbf
>[ 3185.411509]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3185.411520]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3185.411536]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3185.411546]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3185.411553]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3185.411567]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3185.411571]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3185.411581]  ? mutex_trylock+0xcd/0xe0
>[ 3185.411589]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3185.411638]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3185.411668]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3185.411704]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3185.411739]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3185.411772]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3185.411798]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3185.411830]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3185.411854]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3185.411867]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3185.411894]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3185.411901]  ? __pm_runtime_resume+0x54/0x90
>[ 3185.411908]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3185.411937]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3185.411944]  do_vfs_ioctl+0xa5/0x6e0
>[ 3185.411956]  SyS_ioctl+0x74/0x80
>[ 3185.411963]  do_syscall_64+0x79/0x220
>[ 3185.411968]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3185.411971] RIP: 0033:0x7fd8d64ef0f7
>[ 3185.411974] RSP: 002b:00007ffcc6dba328 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3185.411978] RAX: ffffffffffffffda RBX: 0000000002cbf150 RCX: 00007fd8d64ef0f7
>[ 3185.411980] RDX: 00007ffcc6dba370 RSI: 00000000c0206440 RDI: 000000000000000b
>[ 3185.411982] RBP: 00007ffcc6dba370 R08: 0000000002cbf150 R09: 00007fd8d67b3cc0
>[ 3185.411984] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000c0206440
>[ 3185.411986] R13: 000000000000000b R14: 00007ffcc6dba408 R15: 0000000002b487c0
>[ 3190.768566] swiotlb_tbl_map_single: 8 callbacks suppressed
>[ 3190.768569] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3190.768574] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3190.768578] CPU: 1 PID: 2338 Comm: Xwayland Not tainted 4.16.0-rc6-mm_thp #1
>[ 3190.768580] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3190.768582] Call Trace:
>[ 3190.768591]  dump_stack+0x85/0xbf
>[ 3190.768597]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3190.768607]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3190.768617]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3190.768623]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3190.768627]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3190.768635]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3190.768639]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3190.768648]  ? mutex_trylock+0xcd/0xe0
>[ 3190.768657]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3190.768694]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3190.768718]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3190.768742]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3190.768765]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3190.768786]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3190.768803]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3190.768824]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3190.768836]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3190.768844]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3190.768861]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3190.768866]  ? __pm_runtime_resume+0x54/0x90
>[ 3190.768871]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3190.768890]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3190.768895]  do_vfs_ioctl+0xa5/0x6e0
>[ 3190.768902]  SyS_ioctl+0x74/0x80
>[ 3190.768907]  do_syscall_64+0x79/0x220
>[ 3190.768910]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3190.768913] RIP: 0033:0x7fd8d64ef0f7
>[ 3190.768915] RSP: 002b:00007ffcc6dba328 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3190.768917] RAX: ffffffffffffffda RBX: 0000000002d021f0 RCX: 00007fd8d64ef0f7
>[ 3190.768919] RDX: 00007ffcc6dba370 RSI: 00000000c0206440 RDI: 000000000000000b
>[ 3190.768920] RBP: 00007ffcc6dba370 R08: 0000000002d021f0 R09: 0000000000000004
>[ 3190.768921] R10: 000000000264c010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3190.768922] R13: 000000000000000b R14: 00007ffcc6dba408 R15: 0000000002bea780
>[ 3191.563292] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3191.563295] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3191.563298] CPU: 2 PID: 2338 Comm: Xwayland Not tainted 4.16.0-rc6-mm_thp #1
>[ 3191.563299] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3191.563301] Call Trace:
>[ 3191.563308]  dump_stack+0x85/0xbf
>[ 3191.563313]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3191.563322]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3191.563331]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3191.563337]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3191.563342]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3191.563350]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3191.563353]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3191.563359]  ? mutex_trylock+0xcd/0xe0
>[ 3191.563364]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3191.563405]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3191.563439]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3191.563480]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3191.563518]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3191.563549]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3191.563568]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3191.563589]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3191.563601]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3191.563610]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3191.563627]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3191.563632]  ? __pm_runtime_resume+0x54/0x90
>[ 3191.563637]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3191.563656]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3191.563662]  do_vfs_ioctl+0xa5/0x6e0
>[ 3191.563674]  SyS_ioctl+0x74/0x80
>[ 3191.563681]  do_syscall_64+0x79/0x220
>[ 3191.563685]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3191.563688] RIP: 0033:0x7fd8d64ef0f7
>[ 3191.563689] RSP: 002b:00007ffcc6dba328 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3191.563692] RAX: ffffffffffffffda RBX: 0000000002cda800 RCX: 00007fd8d64ef0f7
>[ 3191.563693] RDX: 00007ffcc6dba370 RSI: 00000000c0206440 RDI: 000000000000000b
>[ 3191.563694] RBP: 00007ffcc6dba370 R08: 0000000002cda800 R09: 0000000000000004
>[ 3191.563696] R10: 000000000264c010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3191.563697] R13: 000000000000000b R14: 00007ffcc6dba408 R15: 0000000002bea780
>[ 3192.325145] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3192.325149] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3192.325153] CPU: 0 PID: 2338 Comm: Xwayland Not tainted 4.16.0-rc6-mm_thp #1
>[ 3192.325155] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3192.325157] Call Trace:
>[ 3192.325164]  dump_stack+0x85/0xbf
>[ 3192.325169]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3192.325177]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3192.325186]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3192.325193]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3192.325197]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3192.325206]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3192.325209]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3192.325215]  ? mutex_trylock+0xcd/0xe0
>[ 3192.325221]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3192.325258]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3192.325283]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3192.325308]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3192.325332]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3192.325356]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3192.325383]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3192.325405]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3192.325418]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3192.325427]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3192.325445]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3192.325450]  ? __pm_runtime_resume+0x54/0x90
>[ 3192.325455]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3192.325474]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3192.325479]  do_vfs_ioctl+0xa5/0x6e0
>[ 3192.325486]  SyS_ioctl+0x74/0x80
>[ 3192.325491]  do_syscall_64+0x79/0x220
>[ 3192.325494]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3192.325497] RIP: 0033:0x7fd8d64ef0f7
>[ 3192.325499] RSP: 002b:00007ffcc6dba328 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3192.325501] RAX: ffffffffffffffda RBX: 0000000002c56f40 RCX: 00007fd8d64ef0f7
>[ 3192.325503] RDX: 00007ffcc6dba370 RSI: 00000000c0206440 RDI: 000000000000000b
>[ 3192.325504] RBP: 00007ffcc6dba370 R08: 0000000002c56f40 R09: 0000000000000004
>[ 3192.325505] R10: 000000000264c010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3192.325507] R13: 000000000000000b R14: 00007ffcc6dba408 R15: 0000000002bea780
>[ 3193.346452] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3193.346455] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3193.346458] CPU: 7 PID: 2338 Comm: Xwayland Not tainted 4.16.0-rc6-mm_thp #1
>[ 3193.346459] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3193.346460] Call Trace:
>[ 3193.346467]  dump_stack+0x85/0xbf
>[ 3193.346472]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3193.346480]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3193.346489]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3193.346495]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3193.346499]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3193.346507]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3193.346510]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3193.346517]  ? mutex_trylock+0xcd/0xe0
>[ 3193.346522]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3193.346559]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3193.346582]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3193.346607]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3193.346630]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3193.346652]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3193.346669]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3193.346690]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3193.346703]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3193.346712]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3193.346729]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3193.346734]  ? __pm_runtime_resume+0x54/0x90
>[ 3193.346739]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3193.346758]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3193.346763]  do_vfs_ioctl+0xa5/0x6e0
>[ 3193.346770]  SyS_ioctl+0x74/0x80
>[ 3193.346776]  do_syscall_64+0x79/0x220
>[ 3193.346779]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3193.346782] RIP: 0033:0x7fd8d64ef0f7
>[ 3193.346783] RSP: 002b:00007ffcc6dba328 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3193.346786] RAX: ffffffffffffffda RBX: 0000000002cee140 RCX: 00007fd8d64ef0f7
>[ 3193.346787] RDX: 00007ffcc6dba370 RSI: 00000000c0206440 RDI: 000000000000000b
>[ 3193.346789] RBP: 00007ffcc6dba370 R08: 0000000002cee140 R09: 0000000000000004
>[ 3193.346790] R10: 000000000264c010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3193.346791] R13: 000000000000000b R14: 00007ffcc6dba408 R15: 0000000002c0d4b0
>[ 3194.670802] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3194.670806] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3194.670810] CPU: 7 PID: 2338 Comm: Xwayland Not tainted 4.16.0-rc6-mm_thp #1
>[ 3194.670812] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3194.670814] Call Trace:
>[ 3194.670823]  dump_stack+0x85/0xbf
>[ 3194.670829]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3194.670841]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3194.670856]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3194.670867]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3194.670873]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3194.670886]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3194.670891]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3194.670901]  ? mutex_trylock+0xcd/0xe0
>[ 3194.670909]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3194.670952]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3194.670982]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3194.671018]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3194.671053]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3194.671085]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3194.671110]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3194.671142]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3194.671158]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3194.671170]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3194.671197]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3194.671203]  ? __pm_runtime_resume+0x54/0x90
>[ 3194.671211]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3194.671240]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3194.671247]  do_vfs_ioctl+0xa5/0x6e0
>[ 3194.671259]  SyS_ioctl+0x74/0x80
>[ 3194.671266]  do_syscall_64+0x79/0x220
>[ 3194.671271]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3194.671275] RIP: 0033:0x7fd8d64ef0f7
>[ 3194.671277] RSP: 002b:00007ffcc6dba328 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3194.671281] RAX: ffffffffffffffda RBX: 0000000002be9ef0 RCX: 00007fd8d64ef0f7
>[ 3194.671283] RDX: 00007ffcc6dba370 RSI: 00000000c0206440 RDI: 000000000000000b
>[ 3194.671285] RBP: 00007ffcc6dba370 R08: 0000000002be9ef0 R09: 0000000000000004
>[ 3194.671287] R10: 000000000264c010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3194.671290] R13: 000000000000000b R14: 00007ffcc6dba408 R15: 0000000002c0d4b0
>[ 3197.740125] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3197.740130] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3197.740134] CPU: 2 PID: 2338 Comm: Xwayland Not tainted 4.16.0-rc6-mm_thp #1
>[ 3197.740136] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3197.740138] Call Trace:
>[ 3197.740147]  dump_stack+0x85/0xbf
>[ 3197.740153]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3197.740175]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3197.740191]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3197.740203]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3197.740209]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3197.740222]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3197.740226]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3197.740236]  ? mutex_trylock+0xcd/0xe0
>[ 3197.740244]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3197.740288]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3197.740333]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3197.740380]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3197.740425]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3197.740458]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3197.740483]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3197.740516]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3197.740530]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3197.740544]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3197.740572]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3197.740579]  ? __pm_runtime_resume+0x54/0x90
>[ 3197.740586]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3197.740614]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3197.740621]  do_vfs_ioctl+0xa5/0x6e0
>[ 3197.740633]  SyS_ioctl+0x74/0x80
>[ 3197.740640]  do_syscall_64+0x79/0x220
>[ 3197.740645]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3197.740648] RIP: 0033:0x7fd8d64ef0f7
>[ 3197.740650] RSP: 002b:00007ffcc6dba328 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3197.740654] RAX: ffffffffffffffda RBX: 0000000002cee140 RCX: 00007fd8d64ef0f7
>[ 3197.740656] RDX: 00007ffcc6dba370 RSI: 00000000c0206440 RDI: 000000000000000b
>[ 3197.740658] RBP: 00007ffcc6dba370 R08: 0000000002cee140 R09: 0000000000000004
>[ 3197.740660] R10: 000000000264c010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3197.740662] R13: 000000000000000b R14: 00007ffcc6dba408 R15: 0000000002bea780
>[ 3201.598541] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3201.598545] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3201.598548] CPU: 5 PID: 2338 Comm: Xwayland Not tainted 4.16.0-rc6-mm_thp #1
>[ 3201.598549] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3201.598550] Call Trace:
>[ 3201.598557]  dump_stack+0x85/0xbf
>[ 3201.598561]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3201.598570]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3201.598579]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3201.598585]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3201.598589]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3201.598597]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3201.598601]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3201.598607]  ? mutex_trylock+0xcd/0xe0
>[ 3201.598613]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3201.598679]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3201.598699]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3201.598727]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3201.598749]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3201.598770]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3201.598786]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3201.598805]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3201.598827]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3201.598835]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3201.598852]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3201.598857]  ? __pm_runtime_resume+0x54/0x90
>[ 3201.598863]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3201.598880]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3201.598886]  do_vfs_ioctl+0xa5/0x6e0
>[ 3201.598893]  SyS_ioctl+0x74/0x80
>[ 3201.598899]  do_syscall_64+0x79/0x220
>[ 3201.598902]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3201.598905] RIP: 0033:0x7fd8d64ef0f7
>[ 3201.598906] RSP: 002b:00007ffcc6dba328 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3201.598909] RAX: ffffffffffffffda RBX: 0000000002cc10e0 RCX: 00007fd8d64ef0f7
>[ 3201.598911] RDX: 00007ffcc6dba370 RSI: 00000000c0206440 RDI: 000000000000000b
>[ 3201.598912] RBP: 00007ffcc6dba370 R08: 0000000002cc10e0 R09: 0000000000000004
>[ 3201.598913] R10: 000000000264c010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3201.598914] R13: 000000000000000b R14: 00007ffcc6dba408 R15: 0000000002bea780
>[ 3201.630901] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3201.630906] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3201.630910] CPU: 5 PID: 2338 Comm: Xwayland Not tainted 4.16.0-rc6-mm_thp #1
>[ 3201.630912] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3201.630914] Call Trace:
>[ 3201.630922]  dump_stack+0x85/0xbf
>[ 3201.630928]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3201.630940]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3201.630956]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3201.630967]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3201.630972]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3201.630980]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3201.630983]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3201.630989]  ? mutex_trylock+0xcd/0xe0
>[ 3201.630994]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3201.631030]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3201.631049]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3201.631070]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3201.631091]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3201.631111]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3201.631127]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3201.631146]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3201.631159]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3201.631167]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3201.631183]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3201.631188]  ? __pm_runtime_resume+0x54/0x90
>[ 3201.631193]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3201.631210]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3201.631215]  do_vfs_ioctl+0xa5/0x6e0
>[ 3201.631222]  SyS_ioctl+0x74/0x80
>[ 3201.631227]  do_syscall_64+0x79/0x220
>[ 3201.631230]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3201.631233] RIP: 0033:0x7fd8d64ef0f7
>[ 3201.631234] RSP: 002b:00007ffcc6dba328 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3201.631237] RAX: ffffffffffffffda RBX: 0000000002cc10e0 RCX: 00007fd8d64ef0f7
>[ 3201.631238] RDX: 00007ffcc6dba370 RSI: 00000000c0206440 RDI: 000000000000000b
>[ 3201.631239] RBP: 00007ffcc6dba370 R08: 0000000002cc10e0 R09: 0000000000000004
>[ 3201.631241] R10: 000000000264c010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3201.631242] R13: 000000000000000b R14: 00007ffcc6dba408 R15: 0000000002bea780
>[ 3205.036315] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3205.036320] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3205.036324] CPU: 2 PID: 2338 Comm: Xwayland Not tainted 4.16.0-rc6-mm_thp #1
>[ 3205.036326] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3205.036328] Call Trace:
>[ 3205.036337]  dump_stack+0x85/0xbf
>[ 3205.036343]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3205.036355]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3205.036373]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3205.036384]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3205.036391]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3205.036405]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3205.036410]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3205.036420]  ? mutex_trylock+0xcd/0xe0
>[ 3205.036429]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3205.036478]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3205.036514]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3205.036556]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3205.036596]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3205.036634]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3205.036664]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3205.036700]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3205.036717]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3205.036733]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3205.036764]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3205.036772]  ? __pm_runtime_resume+0x54/0x90
>[ 3205.036781]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3205.036813]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3205.036820]  do_vfs_ioctl+0xa5/0x6e0
>[ 3205.036834]  SyS_ioctl+0x74/0x80
>[ 3205.036841]  do_syscall_64+0x79/0x220
>[ 3205.036847]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3205.036851] RIP: 0033:0x7fd8d64ef0f7
>[ 3205.036853] RSP: 002b:00007ffcc6dba328 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3205.036858] RAX: ffffffffffffffda RBX: 0000000002bccb70 RCX: 00007fd8d64ef0f7
>[ 3205.036860] RDX: 00007ffcc6dba370 RSI: 00000000c0206440 RDI: 000000000000000b
>[ 3205.036862] RBP: 00007ffcc6dba370 R08: 0000000002bccb70 R09: 0000000000000004
>[ 3205.036864] R10: 000000000264c010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3205.036866] R13: 000000000000000b R14: 00007ffcc6dba408 R15: 0000000002bf5d30
>[ 3205.065104] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3205.065118] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3205.065121] CPU: 2 PID: 2338 Comm: Xwayland Not tainted 4.16.0-rc6-mm_thp #1
>[ 3205.065122] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3205.065123] Call Trace:
>[ 3205.065130]  dump_stack+0x85/0xbf
>[ 3205.065135]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3205.065144]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3205.065154]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3205.065160]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3205.065164]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3205.065173]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3205.065176]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3205.065183]  ? mutex_trylock+0xcd/0xe0
>[ 3205.065188]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3205.065232]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3205.065261]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3205.065289]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3205.065317]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3205.065342]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3205.065363]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3205.065387]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3205.065404]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3205.065414]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3205.065435]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3205.065440]  ? __pm_runtime_resume+0x54/0x90
>[ 3205.065446]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3205.065467]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3205.065473]  do_vfs_ioctl+0xa5/0x6e0
>[ 3205.065480]  SyS_ioctl+0x74/0x80
>[ 3205.065486]  do_syscall_64+0x79/0x220
>[ 3205.065489]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3205.065492] RIP: 0033:0x7fd8d64ef0f7
>[ 3205.065493] RSP: 002b:00007ffcc6dba328 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3205.065496] RAX: ffffffffffffffda RBX: 0000000002bccb70 RCX: 00007fd8d64ef0f7
>[ 3205.065498] RDX: 00007ffcc6dba370 RSI: 00000000c0206440 RDI: 000000000000000b
>[ 3205.065499] RBP: 00007ffcc6dba370 R08: 0000000002bccb70 R09: 0000000000000004
>[ 3205.065500] R10: 000000000264c010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3205.065502] R13: 000000000000000b R14: 00007ffcc6dba408 R15: 0000000002bf5d30
>[ 3209.358552] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3209.358555] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3209.358558] CPU: 6 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 3209.358559] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3209.358561] Call Trace:
>[ 3209.358568]  dump_stack+0x85/0xbf
>[ 3209.358572]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3209.358580]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3209.358590]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3209.358596]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3209.358600]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3209.358608]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3209.358611]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3209.358617]  ? mutex_trylock+0xcd/0xe0
>[ 3209.358622]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3209.358666]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3209.358685]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3209.358706]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3209.358727]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3209.358748]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3209.358763]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3209.358784]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3209.358797]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3209.358806]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3209.358824]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3209.358830]  ? __pm_runtime_resume+0x54/0x90
>[ 3209.358835]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3209.358853]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3209.358858]  do_vfs_ioctl+0xa5/0x6e0
>[ 3209.358865]  SyS_ioctl+0x74/0x80
>[ 3209.358870]  do_syscall_64+0x79/0x220
>[ 3209.358873]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3209.358876] RIP: 0033:0x7f70a90d90f7
>[ 3209.358877] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3209.358880] RAX: ffffffffffffffda RBX: 000055e7eef5a8d0 RCX: 00007f70a90d90f7
>[ 3209.358881] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 3209.358883] RBP: 00007ffd456b9940 R08: 000055e7eef5a8d0 R09: 00007f70a939dce0
>[ 3209.358884] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000c0206440
>[ 3209.358885] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7eef5a800
>[ 3209.892883] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3209.892887] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3209.892890] CPU: 5 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 3209.892891] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3209.892893] Call Trace:
>[ 3209.892900]  dump_stack+0x85/0xbf
>[ 3209.892905]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3209.892914]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3209.892923]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3209.892931]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3209.892935]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3209.892944]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3209.892947]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3209.892954]  ? mutex_trylock+0xcd/0xe0
>[ 3209.892959]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3209.892999]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3209.893025]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3209.893051]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3209.893075]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3209.893097]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3209.893115]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3209.893136]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3209.893150]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3209.893159]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3209.893176]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3209.893181]  ? __pm_runtime_resume+0x54/0x90
>[ 3209.893187]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3209.893206]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3209.893212]  do_vfs_ioctl+0xa5/0x6e0
>[ 3209.893219]  SyS_ioctl+0x74/0x80
>[ 3209.893224]  do_syscall_64+0x79/0x220
>[ 3209.893227]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3209.893230] RIP: 0033:0x7f70a90d90f7
>[ 3209.893232] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3209.893234] RAX: ffffffffffffffda RBX: 000055e7edd76520 RCX: 00007f70a90d90f7
>[ 3209.893236] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 3209.893237] RBP: 00007ffd456b9940 R08: 000055e7edd76520 R09: 000000000000000b
>[ 3209.893238] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000c0206440
>[ 3209.893239] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ed87ce00
>[ 3213.754993] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3213.754998] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3213.755002] CPU: 7 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 3213.755005] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3213.755006] Call Trace:
>[ 3213.755015]  dump_stack+0x85/0xbf
>[ 3213.755021]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3213.755033]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3213.755050]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3213.755061]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3213.755068]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3213.755082]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3213.755087]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3213.755097]  ? mutex_trylock+0xcd/0xe0
>[ 3213.755106]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3213.755146]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3213.755179]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3213.755217]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3213.755254]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3213.755290]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3213.755318]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3213.755352]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3213.755366]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3213.755380]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3213.755407]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3213.755414]  ? __pm_runtime_resume+0x54/0x90
>[ 3213.755421]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3213.755449]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3213.755456]  do_vfs_ioctl+0xa5/0x6e0
>[ 3213.755466]  SyS_ioctl+0x74/0x80
>[ 3213.755473]  do_syscall_64+0x79/0x220
>[ 3213.755478]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3213.755481] RIP: 0033:0x7f70a90d90f7
>[ 3213.755483] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3213.755487] RAX: ffffffffffffffda RBX: 000055e7edd76520 RCX: 00007f70a90d90f7
>[ 3213.755489] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 3213.755491] RBP: 00007ffd456b9940 R08: 000055e7edd76520 R09: 0000000000000004
>[ 3213.755492] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3213.755494] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ebb126c0
>[ 3217.155112] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3217.155117] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3217.155121] CPU: 3 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 3217.155124] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3217.155126] Call Trace:
>[ 3217.155134]  dump_stack+0x85/0xbf
>[ 3217.155140]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3217.155151]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3217.155167]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3217.155178]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3217.155184]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3217.155197]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3217.155202]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3217.155212]  ? mutex_trylock+0xcd/0xe0
>[ 3217.155220]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3217.155262]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3217.155296]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3217.155305]  ? __lock_acquire+0x2d4/0x1340
>[ 3217.155338]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3217.155375]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3217.155410]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3217.155436]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3217.155469]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3217.155485]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3217.155499]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3217.155526]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3217.155533]  ? __pm_runtime_resume+0x54/0x90
>[ 3217.155540]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3217.155570]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3217.155577]  do_vfs_ioctl+0xa5/0x6e0
>[ 3217.155590]  SyS_ioctl+0x74/0x80
>[ 3217.155597]  do_syscall_64+0x79/0x220
>[ 3217.155602]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3217.155606] RIP: 0033:0x7f70a90d90f7
>[ 3217.155608] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3217.155613] RAX: ffffffffffffffda RBX: 000055e7ef6d83a0 RCX: 00007f70a90d90f7
>[ 3217.155615] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 3217.155617] RBP: 00007ffd456b9940 R08: 000055e7ef6d83a0 R09: 00007f70a939dc50
>[ 3217.155619] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[ 3217.155621] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ede021c0
>[ 3218.635311] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3218.635314] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3218.635317] CPU: 2 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 3218.635318] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3218.635319] Call Trace:
>[ 3218.635326]  dump_stack+0x85/0xbf
>[ 3218.635330]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3218.635338]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3218.635347]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3218.635353]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3218.635357]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3218.635365]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3218.635368]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3218.635374]  ? mutex_trylock+0xcd/0xe0
>[ 3218.635380]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3218.635412]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3218.635434]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3218.635440]  ? __lock_acquire+0x2d4/0x1340
>[ 3218.635460]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3218.635483]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3218.635505]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3218.635527]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3218.635557]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3218.635569]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3218.635577]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3218.635594]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3218.635599]  ? __pm_runtime_resume+0x54/0x90
>[ 3218.635603]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3218.635621]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3218.635627]  do_vfs_ioctl+0xa5/0x6e0
>[ 3218.635633]  SyS_ioctl+0x74/0x80
>[ 3218.635638]  do_syscall_64+0x79/0x220
>[ 3218.635642]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3218.635644] RIP: 0033:0x7f70a90d90f7
>[ 3218.635646] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3218.635648] RAX: ffffffffffffffda RBX: 000055e7edd76520 RCX: 00007f70a90d90f7
>[ 3218.635650] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 3218.635651] RBP: 00007ffd456b9940 R08: 000055e7edd76520 R09: 00007f70a939dc50
>[ 3218.635652] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[ 3218.635654] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ef61bf00
>[ 3233.028934] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3233.028939] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3233.028942] CPU: 7 PID: 2338 Comm: Xwayland Not tainted 4.16.0-rc6-mm_thp #1
>[ 3233.028945] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3233.028947] Call Trace:
>[ 3233.028956]  dump_stack+0x85/0xbf
>[ 3233.028962]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3233.028973]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3233.028990]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3233.029001]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3233.029008]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3233.029022]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3233.029027]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3233.029037]  ? mutex_trylock+0xcd/0xe0
>[ 3233.029045]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3233.029087]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3233.029120]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3233.029159]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3233.029196]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3233.029231]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3233.029258]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3233.029293]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3233.029309]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3233.029323]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3233.029352]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3233.029360]  ? __pm_runtime_resume+0x54/0x90
>[ 3233.029368]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3233.029398]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3233.029406]  do_vfs_ioctl+0xa5/0x6e0
>[ 3233.029419]  SyS_ioctl+0x74/0x80
>[ 3233.029427]  do_syscall_64+0x79/0x220
>[ 3233.029432]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3233.029435] RIP: 0033:0x7fd8d64ef0f7
>[ 3233.029438] RSP: 002b:00007ffcc6dba328 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3233.029442] RAX: ffffffffffffffda RBX: 0000000002cc10e0 RCX: 00007fd8d64ef0f7
>[ 3233.029444] RDX: 00007ffcc6dba370 RSI: 00000000c0206440 RDI: 000000000000000b
>[ 3233.029447] RBP: 00007ffcc6dba370 R08: 0000000002cc10e0 R09: 0000000000000004
>[ 3233.029449] R10: 000000000264c010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3233.029451] R13: 000000000000000b R14: 00007ffcc6dba408 R15: 0000000002b82220
>[ 3233.303919] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3233.303923] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3233.303925] CPU: 6 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 3233.303927] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3233.303928] Call Trace:
>[ 3233.303935]  dump_stack+0x85/0xbf
>[ 3233.303939]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3233.303947]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3233.303957]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3233.303963]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3233.303967]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3233.303975]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3233.303979]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3233.303985]  ? mutex_trylock+0xcd/0xe0
>[ 3233.303990]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3233.304025]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3233.304047]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3233.304071]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3233.304094]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3233.304116]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3233.304133]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3233.304154]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3233.304166]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3233.304177]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3233.304207]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3233.304215]  ? __pm_runtime_resume+0x54/0x90
>[ 3233.304222]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3233.304249]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3233.304256]  do_vfs_ioctl+0xa5/0x6e0
>[ 3233.304268]  SyS_ioctl+0x74/0x80
>[ 3233.304275]  do_syscall_64+0x79/0x220
>[ 3233.304280]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3233.304284] RIP: 0033:0x7f70a90d90f7
>[ 3233.304286] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3233.304290] RAX: ffffffffffffffda RBX: 000055e7ef7946d0 RCX: 00007f70a90d90f7
>[ 3233.304292] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 3233.304294] RBP: 00007ffd456b9940 R08: 000055e7ef7946d0 R09: 0000000000000005
>[ 3233.304296] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000c0206440
>[ 3233.304298] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7edb05410
>[ 3233.970886] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3233.970889] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3233.970892] CPU: 6 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 3233.970893] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3233.970894] Call Trace:
>[ 3233.970901]  dump_stack+0x85/0xbf
>[ 3233.970905]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3233.970913]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3233.970922]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3233.970928]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3233.970932]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3233.970939]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3233.970942]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3233.970948]  ? mutex_trylock+0xcd/0xe0
>[ 3233.970953]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3233.970990]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3233.971011]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3233.971034]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3233.971057]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3233.971078]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3233.971095]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3233.971116]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3233.971127]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3233.971136]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3233.971153]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3233.971157]  ? __pm_runtime_resume+0x54/0x90
>[ 3233.971162]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3233.971181]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3233.971186]  do_vfs_ioctl+0xa5/0x6e0
>[ 3233.971192]  SyS_ioctl+0x74/0x80
>[ 3233.971197]  do_syscall_64+0x79/0x220
>[ 3233.971200]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3233.971203] RIP: 0033:0x7f70a90d90f7
>[ 3233.971204] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3233.971207] RAX: ffffffffffffffda RBX: 000055e7edb05340 RCX: 00007f70a90d90f7
>[ 3233.971208] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 3233.971209] RBP: 00007ffd456b9940 R08: 000055e7edb05340 R09: 0000000000000005
>[ 3233.971211] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000c0206440
>[ 3233.971212] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7edb05410
>[ 3234.010092] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3234.010095] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3234.010098] CPU: 1 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 3234.010099] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3234.010100] Call Trace:
>[ 3234.010107]  dump_stack+0x85/0xbf
>[ 3234.010112]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3234.010120]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3234.010129]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3234.010136]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3234.010141]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3234.010150]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3234.010153]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3234.010158]  ? mutex_trylock+0xcd/0xe0
>[ 3234.010164]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3234.010197]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3234.010219]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3234.010243]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3234.010269]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3234.010297]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3234.010314]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3234.010335]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3234.010347]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3234.010356]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3234.010373]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3234.010378]  ? __pm_runtime_resume+0x54/0x90
>[ 3234.010383]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3234.010404]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3234.010409]  do_vfs_ioctl+0xa5/0x6e0
>[ 3234.010416]  SyS_ioctl+0x74/0x80
>[ 3234.010422]  do_syscall_64+0x79/0x220
>[ 3234.010425]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3234.010428] RIP: 0033:0x7f70a90d90f7
>[ 3234.010429] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3234.010432] RAX: ffffffffffffffda RBX: 000055e7edb05340 RCX: 00007f70a90d90f7
>[ 3234.010433] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 3234.010434] RBP: 00007ffd456b9940 R08: 000055e7edb05340 R09: 0000000000000005
>[ 3234.010436] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000c0206440
>[ 3234.010437] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7edb05410
>[ 3245.652884] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3245.652889] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3245.652892] CPU: 3 PID: 2338 Comm: Xwayland Not tainted 4.16.0-rc6-mm_thp #1
>[ 3245.652895] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3245.652897] Call Trace:
>[ 3245.652905]  dump_stack+0x85/0xbf
>[ 3245.652912]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3245.652923]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3245.652940]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3245.652951]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3245.652957]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3245.652972]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3245.652977]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3245.652987]  ? mutex_trylock+0xcd/0xe0
>[ 3245.652996]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3245.653036]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3245.653067]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3245.653076]  ? __lock_acquire+0x2d4/0x1340
>[ 3245.653110]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3245.653148]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3245.653183]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3245.653210]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3245.653244]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3245.653261]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3245.653274]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3245.653302]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3245.653309]  ? __pm_runtime_resume+0x54/0x90
>[ 3245.653316]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3245.653347]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3245.653354]  do_vfs_ioctl+0xa5/0x6e0
>[ 3245.653366]  SyS_ioctl+0x74/0x80
>[ 3245.653374]  do_syscall_64+0x79/0x220
>[ 3245.653379]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3245.653383] RIP: 0033:0x7fd8d64ef0f7
>[ 3245.653385] RSP: 002b:00007ffcc6dba328 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3245.653389] RAX: ffffffffffffffda RBX: 0000000002cb82e0 RCX: 00007fd8d64ef0f7
>[ 3245.653392] RDX: 00007ffcc6dba370 RSI: 00000000c0206440 RDI: 000000000000000b
>[ 3245.653394] RBP: 00007ffcc6dba370 R08: 0000000002cb82e0 R09: 00007fd8d67b3c50
>[ 3245.653396] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[ 3245.653398] R13: 000000000000000b R14: 00007ffcc6dba408 R15: 0000000002b6a9b0
>[ 3293.285053] sysrq: SysRq : Show Blocked State
>[ 3293.285064]   task                        PC stack   pid father
>[ 3293.285086] kswapd0         D10888    78      2 0x80000000
>[ 3293.285094] Call Trace:
>[ 3293.285107]  ? __schedule+0x2ed/0xba0
>[ 3293.285117]  schedule+0x2f/0x90
>[ 3293.285121]  io_schedule+0x12/0x40
>[ 3293.285127]  get_request+0x38a/0xc50
>[ 3293.285139]  ? finish_wait+0x80/0x80
>[ 3293.285147]  blk_queue_bio+0x1ab/0x730
>[ 3293.285179]  ? generic_make_request+0xfd/0x3f0
>[ 3293.285185]  generic_make_request+0x12f/0x3f0
>[ 3293.285196]  ? submit_bio+0x6c/0x140
>[ 3293.285199]  submit_bio+0x6c/0x140
>[ 3293.285203]  ? get_swap_bio+0xcf/0x120
>[ 3293.285210]  __swap_writepage+0x13b/0x480
>[ 3293.285218]  ? __frontswap_store+0xdc/0x120
>[ 3293.285227]  pageout.isra.52+0x148/0x490
>[ 3293.285240]  shrink_page_list+0xbbe/0xf20
>[ 3293.285256]  shrink_inactive_list+0x2ea/0x7b0
>[ 3293.285271]  shrink_node_memcg+0x36c/0x780
>[ 3293.285292]  ? shrink_node+0x140/0x360
>[ 3293.285295]  shrink_node+0x140/0x360
>[ 3293.285306]  kswapd+0x2e3/0x8f0
>[ 3293.285320]  ? mem_cgroup_shrink_node+0x320/0x320
>[ 3293.285325]  kthread+0x121/0x140
>[ 3293.285329]  ? kthread_create_worker_on_cpu+0x70/0x70
>[ 3293.285335]  ret_from_fork+0x3a/0x50
>[ 3293.285364] systemd-journal D10808   595      1 0x00000180
>[ 3293.285371] Call Trace:
>[ 3293.285378]  ? __schedule+0x2ed/0xba0
>[ 3293.285387]  schedule+0x2f/0x90
>[ 3293.285391]  io_schedule+0x12/0x40
>[ 3293.285396]  __lock_page_or_retry+0x1d7/0x360
>[ 3293.285400]  ? find_get_entry+0x1c5/0x2e0
>[ 3293.285405]  ? page_cache_tree_insert+0x130/0x130
>[ 3293.285413]  filemap_fault+0x58b/0xa20
>[ 3293.285420]  ? find_held_lock+0x34/0xa0
>[ 3293.285427]  ? ext4_filemap_fault+0x27/0x3e
>[ 3293.285437]  ext4_filemap_fault+0x2f/0x3e
>[ 3293.285442]  __do_fault+0x1f/0xdf
>[ 3293.285447]  __handle_mm_fault+0xd22/0x1230
>[ 3293.285460]  handle_mm_fault+0x198/0x3a0
>[ 3293.285468]  __do_page_fault+0x28c/0x530
>[ 3293.285478]  do_page_fault+0x32/0x290
>[ 3293.285482]  ? page_fault+0x2f/0x50
>[ 3293.285486]  page_fault+0x45/0x50
>[ 3293.285490] RIP: ffffffff:0x7fffed246ee0
>[ 3293.285492] RSP: cdfcaf70:00007fffed2478f0 EFLAGS: 00000253
>[ 3293.285608] gnome-shell     D10152  2278   2195 0x00000000
>[ 3293.285615] Call Trace:
>[ 3293.285622]  ? __schedule+0x2ed/0xba0
>[ 3293.285631]  schedule+0x2f/0x90
>[ 3293.285635]  io_schedule+0x12/0x40
>[ 3293.285639]  get_request+0x38a/0xc50
>[ 3293.285649]  ? finish_wait+0x80/0x80
>[ 3293.285657]  blk_queue_bio+0x1ab/0x730
>[ 3293.285664]  ? generic_make_request+0xfd/0x3f0
>[ 3293.285668]  generic_make_request+0x12f/0x3f0
>[ 3293.285678]  ? submit_bio+0x6c/0x140
>[ 3293.285682]  submit_bio+0x6c/0x140
>[ 3293.285685]  ? get_swap_bio+0xcf/0x120
>[ 3293.285691]  __swap_writepage+0x13b/0x480
>[ 3293.285698]  ? __frontswap_store+0xdc/0x120
>[ 3293.285706]  pageout.isra.52+0x148/0x490
>[ 3293.285718]  shrink_page_list+0xbbe/0xf20
>[ 3293.285733]  shrink_inactive_list+0x2ea/0x7b0
>[ 3293.285747]  shrink_node_memcg+0x36c/0x780
>[ 3293.285767]  ? shrink_node+0x140/0x360
>[ 3293.285773]  shrink_node+0x140/0x360
>[ 3293.285792]  do_try_to_free_pages+0xca/0x350
>[ 3293.285807]  try_to_free_pages+0x140/0x350
>[ 3293.285827]  __alloc_pages_slowpath+0x43c/0x1070
>[ 3293.285863]  __alloc_pages_nodemask+0x383/0x410
>[ 3293.285879]  kmalloc_order+0x1f/0x60
>[ 3293.285887]  kmalloc_order_trace+0x1d/0x160
>[ 3293.285950]  dc_create_state+0x19/0x30 [amdgpu]
>[ 3293.285998]  amdgpu_dm_atomic_check+0x22f/0x4e0 [amdgpu]
>[ 3293.286022]  drm_atomic_check_only+0x399/0x570 [drm]
>[ 3293.286036]  ? drm_atomic_set_fb_for_plane+0x4b/0x70 [drm]
>[ 3293.286050]  drm_atomic_nonblocking_commit+0x13/0x60 [drm]
>[ 3293.286060]  drm_atomic_helper_page_flip+0x7c/0x90 [drm_kms_helper]
>[ 3293.286075]  drm_mode_page_flip_ioctl+0x4e2/0x550 [drm]
>[ 3293.286098]  ? drm_mode_cursor2_ioctl+0x10/0x10 [drm]
>[ 3293.286109]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3293.286122]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3293.286134]  ? drm_mode_cursor2_ioctl+0x10/0x10 [drm]
>[ 3293.286141]  ? __pm_runtime_resume+0x54/0x90
>[ 3293.286148]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3293.286196]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3293.286204]  do_vfs_ioctl+0xa5/0x6e0
>[ 3293.286215]  SyS_ioctl+0x74/0x80
>[ 3293.286223]  do_syscall_64+0x79/0x220
>[ 3293.286227]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3293.286231] RIP: 0033:0x7f70a90d90f7
>[ 3293.286234] RSP: 002b:00007ffd456ba728 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3293.286238] RAX: ffffffffffffffda RBX: 000055e7eb27f080 RCX: 00007f70a90d90f7
>[ 3293.286241] RDX: 00007ffd456ba760 RSI: 00000000c01864b0 RDI: 0000000000000008
>[ 3293.286243] RBP: 00007ffd456ba760 R08: 000055e7edd64870 R09: 0000000000000000
>[ 3293.286245] R10: 0000000000000030 R11: 0000000000000246 R12: 00000000c01864b0
>[ 3293.286247] R13: 0000000000000008 R14: 0000000000000000 R15: 000055e7edd64870
>[ 3293.286346] tracker-miner-f D10952  2792   2195 0x00000000
>[ 3293.286352] Call Trace:
>[ 3293.286359]  ? __schedule+0x2ed/0xba0
>[ 3293.286369]  schedule+0x2f/0x90
>[ 3293.286372]  io_schedule+0x12/0x40
>[ 3293.286377]  __lock_page_or_retry+0x1d7/0x360
>[ 3293.286381]  ? find_get_entry+0x1c5/0x2e0
>[ 3293.286386]  ? page_cache_tree_insert+0x130/0x130
>[ 3293.286394]  filemap_fault+0x58b/0xa20
>[ 3293.286400]  ? find_held_lock+0x34/0xa0
>[ 3293.286406]  ? ext4_filemap_fault+0x27/0x3e
>[ 3293.286417]  ext4_filemap_fault+0x2f/0x3e
>[ 3293.286421]  __do_fault+0x1f/0xdf
>[ 3293.286425]  __handle_mm_fault+0xd22/0x1230
>[ 3293.286439]  handle_mm_fault+0x198/0x3a0
>[ 3293.286446]  __do_page_fault+0x28c/0x530
>[ 3293.286455]  do_page_fault+0x32/0x290
>[ 3293.286460]  ? page_fault+0x2f/0x50
>[ 3293.286463]  page_fault+0x45/0x50
>[ 3293.286466] RIP: 0002:          (null)
>[ 3293.286468] RSP: 959b6a60:00007f182c005fa0 EFLAGS: 560795591960
>[ 3293.286534] virt-manager    D10616  3820   2164 0x00000000
>[ 3293.286539] Call Trace:
>[ 3293.286546]  ? __schedule+0x2ed/0xba0
>[ 3293.286556]  schedule+0x2f/0x90
>[ 3293.286559]  io_schedule+0x12/0x40
>[ 3293.286563]  get_request+0x38a/0xc50
>[ 3293.286573]  ? finish_wait+0x80/0x80
>[ 3293.286581]  blk_queue_bio+0x1ab/0x730
>[ 3293.286587]  ? generic_make_request+0xfd/0x3f0
>[ 3293.286592]  generic_make_request+0x12f/0x3f0
>[ 3293.286602]  ? submit_bio+0x6c/0x140
>[ 3293.286606]  submit_bio+0x6c/0x140
>[ 3293.286609]  ? get_swap_bio+0xcf/0x120
>[ 3293.286615]  __swap_writepage+0x13b/0x480
>[ 3293.286622]  ? __frontswap_store+0xdc/0x120
>[ 3293.286630]  pageout.isra.52+0x148/0x490
>[ 3293.286642]  shrink_page_list+0xbbe/0xf20
>[ 3293.286657]  shrink_inactive_list+0x2ea/0x7b0
>[ 3293.286671]  shrink_node_memcg+0x36c/0x780
>[ 3293.286690]  ? shrink_node+0x140/0x360
>[ 3293.286694]  shrink_node+0x140/0x360
>[ 3293.286705]  do_try_to_free_pages+0xca/0x350
>[ 3293.286713]  try_to_free_pages+0x140/0x350
>[ 3293.286724]  __alloc_pages_slowpath+0x43c/0x1070
>[ 3293.286743]  __alloc_pages_nodemask+0x383/0x410
>[ 3293.286753]  __do_page_cache_readahead+0x1aa/0x430
>[ 3293.286762]  ? find_get_entry+0x1c5/0x2e0
>[ 3293.286771]  ? filemap_fault+0x30f/0xa20
>[ 3293.286774]  filemap_fault+0x30f/0xa20
>[ 3293.286780]  ? find_held_lock+0x34/0xa0
>[ 3293.286786]  ? ext4_filemap_fault+0x27/0x3e
>[ 3293.286796]  ext4_filemap_fault+0x2f/0x3e
>[ 3293.286800]  __do_fault+0x1f/0xdf
>[ 3293.286804]  __handle_mm_fault+0xd22/0x1230
>[ 3293.286817]  handle_mm_fault+0x198/0x3a0
>[ 3293.286824]  __do_page_fault+0x28c/0x530
>[ 3293.286833]  do_page_fault+0x32/0x290
>[ 3293.286837]  ? page_fault+0x2f/0x50
>[ 3293.286841]  page_fault+0x45/0x50
>[ 3293.286844] RIP: 91160900:0x7ffc91160908
>[ 3293.286846] RSP: 3973f000:00007ffc91160980 EFLAGS: 00000000
>[ 3293.286869] kworker/6:0     D13896  5855      2 0x80000000
>[ 3293.286894] Workqueue: events async_pf_execute [kvm]
>[ 3293.286897] Call Trace:
>[ 3293.286904]  ? __schedule+0x2ed/0xba0
>[ 3293.286914]  schedule+0x2f/0x90
>[ 3293.286917]  io_schedule+0x12/0x40
>[ 3293.286921]  __lock_page_or_retry+0x2ec/0x360
>[ 3293.286927]  ? page_cache_tree_insert+0x130/0x130
>[ 3293.286935]  do_swap_page+0x80e/0xa00
>[ 3293.286944]  __handle_mm_fault+0x7e3/0x1230
>[ 3293.286958]  handle_mm_fault+0x198/0x3a0
>[ 3293.286965]  __get_user_pages+0x1d0/0x790
>[ 3293.286977]  get_user_pages_remote+0x13a/0x200
>[ 3293.286995]  async_pf_execute+0x93/0x280 [kvm]
>[ 3293.287007]  process_one_work+0x266/0x6b0
>[ 3293.287017]  worker_thread+0x3a/0x390
>[ 3293.287023]  ? process_one_work+0x6b0/0x6b0
>[ 3293.287027]  kthread+0x121/0x140
>[ 3293.287031]  ? kthread_create_worker_on_cpu+0x70/0x70
>[ 3293.287036]  ret_from_fork+0x3a/0x50
>[ 3293.287061] JS Helper       D11384  6638   5326 0x00000000
>[ 3293.287067] Call Trace:
>[ 3293.287073]  ? __schedule+0x2ed/0xba0
>[ 3293.287083]  schedule+0x2f/0x90
>[ 3293.287086]  io_schedule+0x12/0x40
>[ 3293.287090]  __lock_page_or_retry+0x1d7/0x360
>[ 3293.287096]  ? page_cache_tree_insert+0x130/0x130
>[ 3293.287104]  do_swap_page+0x80e/0xa00
>[ 3293.287110]  ? trace_hardirqs_on_thunk+0x1a/0x1c
>[ 3293.287117]  __handle_mm_fault+0x7e3/0x1230
>[ 3293.287130]  handle_mm_fault+0x198/0x3a0
>[ 3293.287136]  __do_page_fault+0x28c/0x530
>[ 3293.287146]  do_page_fault+0x32/0x290
>[ 3293.287150]  ? page_fault+0x2f/0x50
>[ 3293.287185]  page_fault+0x45/0x50
>[ 3293.287190] RIP: cf905988:0x7f05d5608358
>[ 3293.287194] RSP: cd0fa5a0:00007f05cd0fa5f0 EFLAGS: 7f05cf915000
>[ 3293.287243] Web Content     D11512  6862   6630 0x00000100
>[ 3293.287249] Call Trace:
>[ 3293.287256]  ? __schedule+0x2ed/0xba0
>[ 3293.287265]  schedule+0x2f/0x90
>[ 3293.287268]  io_schedule+0x12/0x40
>[ 3293.287272]  __lock_page_or_retry+0x1d7/0x360
>[ 3293.287276]  ? find_get_entry+0x1c5/0x2e0
>[ 3293.287282]  ? page_cache_tree_insert+0x130/0x130
>[ 3293.287289]  filemap_fault+0x58b/0xa20
>[ 3293.287332]  ? __xfs_filemap_fault+0x73/0x2e0 [xfs]
>[ 3293.287367]  ? __xfs_filemap_fault+0x73/0x2e0 [xfs]
>[ 3293.287371]  ? down_read_nested+0x70/0xb0
>[ 3293.287403]  __xfs_filemap_fault+0x85/0x2e0 [xfs]
>[ 3293.287407]  ? __handle_mm_fault+0xf76/0x1230
>[ 3293.287414]  __do_fault+0x1f/0xdf
>[ 3293.287418]  __handle_mm_fault+0xd22/0x1230
>[ 3293.287432]  handle_mm_fault+0x198/0x3a0
>[ 3293.287438]  __do_page_fault+0x28c/0x530
>[ 3293.287448]  do_page_fault+0x32/0x290
>[ 3293.287452]  ? page_fault+0x2f/0x50
>[ 3293.287456]  page_fault+0x45/0x50
>[ 3293.287459] RIP: fba22000:0x7ffc0cfc45b0
>[ 3293.287461] RSP: ecf9ab0:00007ffc0cfc44b0 EFLAGS: 7ffc0cfc4598
>[ 3293.287477] BHMgr Monitor   D11848  6923   6630 0x00000100
>[ 3293.287483] Call Trace:
>[ 3293.287490]  ? __schedule+0x2ed/0xba0
>[ 3293.287500]  schedule+0x2f/0x90
>[ 3293.287503]  io_schedule+0x12/0x40
>[ 3293.287507]  __lock_page_or_retry+0x1d7/0x360
>[ 3293.287512]  ? find_get_entry+0x1c5/0x2e0
>[ 3293.287517]  ? page_cache_tree_insert+0x130/0x130
>[ 3293.287525]  filemap_fault+0x58b/0xa20
>[ 3293.287553]  ? __xfs_filemap_fault+0x73/0x2e0 [xfs]
>[ 3293.287583]  ? __xfs_filemap_fault+0x73/0x2e0 [xfs]
>[ 3293.287587]  ? down_read_nested+0x70/0xb0
>[ 3293.287615]  __xfs_filemap_fault+0x85/0x2e0 [xfs]
>[ 3293.287623]  __do_fault+0x1f/0xdf
>[ 3293.287628]  __handle_mm_fault+0xd22/0x1230
>[ 3293.287641]  handle_mm_fault+0x198/0x3a0
>[ 3293.287647]  __do_page_fault+0x28c/0x530
>[ 3293.287657]  do_page_fault+0x32/0x290
>[ 3293.287661]  ? page_fault+0x2f/0x50
>[ 3293.287665]  page_fault+0x45/0x50
>[ 3293.287667] RIP: ffffffff:0x7f61fd30cf50
>[ 3293.287670] RSP: fd356b80:00007f61f86fde70 EFLAGS: ffffffff
>[ 3293.287690] Web Content     D11784  6865   6630 0x00000100
>[ 3293.287697] Call Trace:
>[ 3293.287703]  ? __schedule+0x2ed/0xba0
>[ 3293.287713]  schedule+0x2f/0x90
>[ 3293.287716]  io_schedule+0x12/0x40
>[ 3293.287720]  get_request+0x38a/0xc50
>[ 3293.287731]  ? finish_wait+0x80/0x80
>[ 3293.287739]  blk_queue_bio+0x1ab/0x730
>[ 3293.287745]  ? generic_make_request+0xfd/0x3f0
>[ 3293.287750]  generic_make_request+0x12f/0x3f0
>[ 3293.287760]  ? submit_bio+0x6c/0x140
>[ 3293.287763]  submit_bio+0x6c/0x140
>[ 3293.287767]  ? get_swap_bio+0xcf/0x120
>[ 3293.287772]  __swap_writepage+0x13b/0x480
>[ 3293.287780]  ? __frontswap_store+0xdc/0x120
>[ 3293.287787]  pageout.isra.52+0x148/0x490
>[ 3293.287799]  shrink_page_list+0xbbe/0xf20
>[ 3293.287814]  shrink_inactive_list+0x2ea/0x7b0
>[ 3293.287829]  shrink_node_memcg+0x36c/0x780
>[ 3293.287848]  ? shrink_node+0x140/0x360
>[ 3293.287852]  shrink_node+0x140/0x360
>[ 3293.287863]  do_try_to_free_pages+0xca/0x350
>[ 3293.287871]  try_to_free_pages+0x140/0x350
>[ 3293.287882]  __alloc_pages_slowpath+0x43c/0x1070
>[ 3293.287901]  __alloc_pages_nodemask+0x383/0x410
>[ 3293.287911]  alloc_pages_vma+0x7c/0x200
>[ 3293.287918]  __handle_mm_fault+0x8ea/0x1230
>[ 3293.287931]  handle_mm_fault+0x198/0x3a0
>[ 3293.287937]  __do_page_fault+0x28c/0x530
>[ 3293.287943]  ? SyS_mmap_pgoff+0xfb/0x250
>[ 3293.287950]  do_page_fault+0x32/0x290
>[ 3293.287954]  ? page_fault+0x2f/0x50
>[ 3293.287957]  page_fault+0x45/0x50
>[ 3293.287960] RIP: 0000:0x7f89ce07d350
>[ 3293.287962] RSP: 2710:00007ffe40ddd820 EFLAGS: 000009c4
>[ 3405.434852] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3405.434856] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3405.434860] CPU: 0 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 3405.434862] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3405.434864] Call Trace:
>[ 3405.434872]  dump_stack+0x85/0xbf
>[ 3405.434878]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3405.434889]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3405.434905]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3405.434916]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3405.434922]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3405.434946]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3405.434951]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3405.434960]  ? mutex_trylock+0xcd/0xe0
>[ 3405.434969]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3405.435005]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3405.435035]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3405.435044]  ? __lock_acquire+0x2d4/0x1340
>[ 3405.435074]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3405.435105]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3405.435127]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3405.435144]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3405.435165]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3405.435176]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3405.435184]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3405.435203]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3405.435210]  ? __pm_runtime_resume+0x54/0x90
>[ 3405.435217]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3405.435247]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3405.435255]  do_vfs_ioctl+0xa5/0x6e0
>[ 3405.435266]  SyS_ioctl+0x74/0x80
>[ 3405.435273]  do_syscall_64+0x79/0x220
>[ 3405.435278]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3405.435282] RIP: 0033:0x7f70a90d90f7
>[ 3405.435284] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3405.435289] RAX: ffffffffffffffda RBX: 000055e7ef133780 RCX: 00007f70a90d90f7
>[ 3405.435291] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 3405.435293] RBP: 00007ffd456b9940 R08: 000055e7ef133780 R09: 0000000000000004
>[ 3405.435295] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3405.435297] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7edd741f0
>[ 3415.427126] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3415.427130] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3415.427134] CPU: 6 PID: 2338 Comm: Xwayland Not tainted 4.16.0-rc6-mm_thp #1
>[ 3415.427136] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3415.427137] Call Trace:
>[ 3415.427146]  dump_stack+0x85/0xbf
>[ 3415.427153]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3415.427166]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3415.427186]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3415.427199]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3415.427206]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3415.427222]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3415.427228]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3415.427240]  ? mutex_trylock+0xcd/0xe0
>[ 3415.427250]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3415.427295]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3415.427336]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3415.427373]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3415.427413]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3415.427456]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3415.427488]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3415.427530]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3415.427545]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3415.427563]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3415.427598]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3415.427606]  ? __pm_runtime_resume+0x54/0x90
>[ 3415.427616]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3415.427652]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3415.427662]  do_vfs_ioctl+0xa5/0x6e0
>[ 3415.427677]  SyS_ioctl+0x74/0x80
>[ 3415.427687]  do_syscall_64+0x79/0x220
>[ 3415.427693]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3415.427698] RIP: 0033:0x7fd8d64ef0f7
>[ 3415.427701] RSP: 002b:00007ffcc6dba328 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3415.427706] RAX: ffffffffffffffda RBX: 0000000002c70b50 RCX: 00007fd8d64ef0f7
>[ 3415.427709] RDX: 00007ffcc6dba370 RSI: 00000000c0206440 RDI: 000000000000000b
>[ 3415.427711] RBP: 00007ffcc6dba370 R08: 0000000002c70b50 R09: 0000000000000004
>[ 3415.427714] R10: 000000000264c010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3415.427717] R13: 000000000000000b R14: 00007ffcc6dba408 R15: 0000000002bf5d30
>[ 3426.130593] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3426.130596] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3426.130599] CPU: 3 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 3426.130600] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3426.130601] Call Trace:
>[ 3426.130607]  dump_stack+0x85/0xbf
>[ 3426.130612]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3426.130619]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3426.130628]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3426.130634]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3426.130638]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3426.130645]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3426.130648]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3426.130654]  ? mutex_trylock+0xcd/0xe0
>[ 3426.130659]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3426.130692]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3426.130711]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3426.130732]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3426.130753]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3426.130773]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3426.130788]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3426.130808]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3426.130831]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3426.130843]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3426.130877]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3426.130881]  ? __pm_runtime_resume+0x54/0x90
>[ 3426.130886]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3426.130904]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3426.130909]  do_vfs_ioctl+0xa5/0x6e0
>[ 3426.130920]  SyS_ioctl+0x74/0x80
>[ 3426.130927]  do_syscall_64+0x79/0x220
>[ 3426.130931]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3426.130934] RIP: 0033:0x7f70a90d90f7
>[ 3426.130937] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3426.130941] RAX: ffffffffffffffda RBX: 000055e7eb757f60 RCX: 00007f70a90d90f7
>[ 3426.130943] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 3426.130945] RBP: 00007ffd456b9940 R08: 000055e7eb757f60 R09: 0000000000000004
>[ 3426.130947] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3426.130949] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7eda5a680
>[ 3426.901935] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3426.901948] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3426.901951] CPU: 1 PID: 2338 Comm: Xwayland Not tainted 4.16.0-rc6-mm_thp #1
>[ 3426.901952] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3426.901953] Call Trace:
>[ 3426.901961]  dump_stack+0x85/0xbf
>[ 3426.901965]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3426.901972]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3426.901984]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3426.901990]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3426.901994]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3426.902002]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3426.902005]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3426.902011]  ? mutex_trylock+0xcd/0xe0
>[ 3426.902016]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3426.902047]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3426.902080]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3426.902086]  ? __lock_acquire+0x2d4/0x1340
>[ 3426.902109]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3426.902133]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3426.902154]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3426.902171]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3426.902192]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3426.902204]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3426.902213]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3426.902231]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3426.902237]  ? __pm_runtime_resume+0x54/0x90
>[ 3426.902241]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3426.902259]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3426.902265]  do_vfs_ioctl+0xa5/0x6e0
>[ 3426.902272]  SyS_ioctl+0x74/0x80
>[ 3426.902276]  do_syscall_64+0x79/0x220
>[ 3426.902280]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3426.902282] RIP: 0033:0x7fd8d64ef0f7
>[ 3426.902284] RSP: 002b:00007ffcc6dba328 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3426.902286] RAX: ffffffffffffffda RBX: 0000000002b496d0 RCX: 00007fd8d64ef0f7
>[ 3426.902288] RDX: 00007ffcc6dba370 RSI: 00000000c0206440 RDI: 000000000000000b
>[ 3426.902289] RBP: 00007ffcc6dba370 R08: 0000000002b496d0 R09: 00007fd8d67b3c50
>[ 3426.902290] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[ 3426.902292] R13: 000000000000000b R14: 00007ffcc6dba408 R15: 0000000002bf5d30
>[ 3431.906089] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3431.906093] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3431.906097] CPU: 7 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 3431.906099] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3431.906100] Call Trace:
>[ 3431.906108]  dump_stack+0x85/0xbf
>[ 3431.906114]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3431.906123]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3431.906135]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3431.906143]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3431.906149]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3431.906159]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3431.906163]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3431.906171]  ? mutex_trylock+0xcd/0xe0
>[ 3431.906178]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3431.906214]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3431.906241]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3431.906271]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3431.906301]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3431.906328]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3431.906350]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3431.906377]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3431.906390]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3431.906401]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3431.906423]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3431.906429]  ? __pm_runtime_resume+0x54/0x90
>[ 3431.906435]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3431.906459]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3431.906466]  do_vfs_ioctl+0xa5/0x6e0
>[ 3431.906476]  SyS_ioctl+0x74/0x80
>[ 3431.906482]  do_syscall_64+0x79/0x220
>[ 3431.906486]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3431.906489] RIP: 0033:0x7f70a90d90f7
>[ 3431.906491] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3431.906495] RAX: ffffffffffffffda RBX: 000055e7ee35db60 RCX: 00007f70a90d90f7
>[ 3431.906496] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 3431.906498] RBP: 00007ffd456b9940 R08: 000055e7ee35db60 R09: 0000000000000004
>[ 3431.906500] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3431.906501] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7edbe2f70
>[ 3437.547497] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3437.547502] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3437.547506] CPU: 7 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 3437.547508] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3437.547510] Call Trace:
>[ 3437.547519]  dump_stack+0x85/0xbf
>[ 3437.547525]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3437.547536]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3437.547552]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3437.547563]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3437.547569]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3437.547583]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3437.547587]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3437.547597]  ? mutex_trylock+0xcd/0xe0
>[ 3437.547605]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3437.547645]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3437.547678]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3437.547715]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3437.547750]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3437.547785]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3437.547812]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3437.547846]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3437.547862]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3437.547875]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3437.547903]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3437.547909]  ? __pm_runtime_resume+0x54/0x90
>[ 3437.547917]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3437.547946]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3437.547954]  do_vfs_ioctl+0xa5/0x6e0
>[ 3437.547966]  SyS_ioctl+0x74/0x80
>[ 3437.547973]  do_syscall_64+0x79/0x220
>[ 3437.547978]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3437.547981] RIP: 0033:0x7f70a90d90f7
>[ 3437.547983] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3437.547988] RAX: ffffffffffffffda RBX: 000055e7eef4c400 RCX: 00007f70a90d90f7
>[ 3437.547990] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 3437.547992] RBP: 00007ffd456b9940 R08: 000055e7eef4c400 R09: 0000000000000004
>[ 3437.547994] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3437.547996] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7edf29e80
>[ 3442.746875] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3442.746878] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3442.746881] CPU: 3 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 3442.746883] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3442.746884] Call Trace:
>[ 3442.746890]  dump_stack+0x85/0xbf
>[ 3442.746895]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3442.746906]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3442.746916]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3442.746922]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3442.746926]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3442.746934]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3442.746938]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3442.746944]  ? mutex_trylock+0xcd/0xe0
>[ 3442.746949]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3442.746985]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3442.747007]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3442.747031]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3442.747055]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3442.747077]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3442.747094]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3442.747115]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3442.747127]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3442.747136]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3442.747153]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3442.747158]  ? __pm_runtime_resume+0x54/0x90
>[ 3442.747163]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3442.747182]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3442.747187]  do_vfs_ioctl+0xa5/0x6e0
>[ 3442.747195]  SyS_ioctl+0x74/0x80
>[ 3442.747200]  do_syscall_64+0x79/0x220
>[ 3442.747203]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3442.747206] RIP: 0033:0x7f70a90d90f7
>[ 3442.747207] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3442.747210] RAX: ffffffffffffffda RBX: 000055e7ed7e4bc0 RCX: 00007f70a90d90f7
>[ 3442.747211] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 3442.747212] RBP: 00007ffd456b9940 R08: 000055e7ed7e4bc0 R09: 0000000000000004
>[ 3442.747213] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3442.747215] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ed8a8100
>[ 3446.323149] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3446.323154] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3446.323159] CPU: 2 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 3446.323161] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3446.323164] Call Trace:
>[ 3446.323173]  dump_stack+0x85/0xbf
>[ 3446.323179]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3446.323192]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3446.323211]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3446.323223]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3446.323230]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3446.323247]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3446.323253]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3446.323273]  ? mutex_trylock+0xcd/0xe0
>[ 3446.323281]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3446.323323]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3446.323357]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3446.323396]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3446.323433]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3446.323477]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3446.323503]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3446.323536]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3446.323551]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3446.323564]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3446.323591]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3446.323598]  ? __pm_runtime_resume+0x54/0x90
>[ 3446.323606]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3446.323631]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3446.323637]  do_vfs_ioctl+0xa5/0x6e0
>[ 3446.323644]  SyS_ioctl+0x74/0x80
>[ 3446.323649]  do_syscall_64+0x79/0x220
>[ 3446.323653]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3446.323655] RIP: 0033:0x7f70a90d90f7
>[ 3446.323657] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3446.323659] RAX: ffffffffffffffda RBX: 000055e7eefa04f0 RCX: 00007f70a90d90f7
>[ 3446.323661] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 3446.323662] RBP: 00007ffd456b9940 R08: 000055e7eefa04f0 R09: 0000000000000004
>[ 3446.323663] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3446.323665] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ed8a8000
>[ 3456.342813] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3456.342816] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3456.342819] CPU: 7 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 3456.342820] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3456.342822] Call Trace:
>[ 3456.342829]  dump_stack+0x85/0xbf
>[ 3456.342834]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3456.342842]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3456.342851]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3456.342857]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3456.342861]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3456.342869]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3456.342872]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3456.342878]  ? mutex_trylock+0xcd/0xe0
>[ 3456.342883]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3456.342919]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3456.342950]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3456.342986]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3456.343022]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3456.343056]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3456.343081]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3456.343115]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3456.343129]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3456.343142]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3456.343170]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3456.343177]  ? __pm_runtime_resume+0x54/0x90
>[ 3456.343186]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3456.343215]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3456.343223]  do_vfs_ioctl+0xa5/0x6e0
>[ 3456.343235]  SyS_ioctl+0x74/0x80
>[ 3456.343243]  do_syscall_64+0x79/0x220
>[ 3456.343247]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3456.343251] RIP: 0033:0x7f70a90d90f7
>[ 3456.343253] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3456.343258] RAX: ffffffffffffffda RBX: 000055e7ecbf7ac0 RCX: 00007f70a90d90f7
>[ 3456.343260] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 3456.343262] RBP: 00007ffd456b9940 R08: 000055e7ecbf7ac0 R09: 0000000000000004
>[ 3456.343264] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3456.343266] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7edec1000
>[ 3457.394078] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3457.394083] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3457.394087] CPU: 5 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 3457.394099] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3457.394101] Call Trace:
>[ 3457.394109]  dump_stack+0x85/0xbf
>[ 3457.394115]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3457.394127]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3457.394143]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3457.394154]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3457.394161]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3457.394175]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3457.394180]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3457.394190]  ? mutex_trylock+0xcd/0xe0
>[ 3457.394198]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3457.394240]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3457.394281]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3457.394317]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3457.394354]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3457.394389]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3457.394416]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3457.394451]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3457.394467]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3457.394480]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3457.394510]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3457.394518]  ? __pm_runtime_resume+0x54/0x90
>[ 3457.394526]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3457.394558]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3457.394566]  do_vfs_ioctl+0xa5/0x6e0
>[ 3457.394579]  SyS_ioctl+0x74/0x80
>[ 3457.394587]  do_syscall_64+0x79/0x220
>[ 3457.394592]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3457.394595] RIP: 0033:0x7f70a90d90f7
>[ 3457.394598] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3457.394602] RAX: ffffffffffffffda RBX: 000055e7eddb7830 RCX: 00007f70a90d90f7
>[ 3457.394605] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 3457.394607] RBP: 00007ffd456b9940 R08: 000055e7eddb7830 R09: 0000000000000004
>[ 3457.394609] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3457.394611] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7edf44c00
>[ 3460.301438] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3460.301443] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3460.301447] CPU: 6 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 3460.301449] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3460.301451] Call Trace:
>[ 3460.301459]  dump_stack+0x85/0xbf
>[ 3460.301466]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3460.301478]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3460.301494]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3460.301505]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3460.301512]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3460.301526]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3460.301531]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3460.301542]  ? mutex_trylock+0xcd/0xe0
>[ 3460.301550]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3460.301591]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3460.301621]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3460.301658]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3460.301693]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3460.301727]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3460.301752]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3460.301785]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3460.301800]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3460.301815]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3460.301843]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3460.301850]  ? __pm_runtime_resume+0x54/0x90
>[ 3460.301858]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3460.301887]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3460.301896]  do_vfs_ioctl+0xa5/0x6e0
>[ 3460.301908]  SyS_ioctl+0x74/0x80
>[ 3460.301915]  do_syscall_64+0x79/0x220
>[ 3460.301920]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3460.301924] RIP: 0033:0x7f70a90d90f7
>[ 3460.301926] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3460.301931] RAX: ffffffffffffffda RBX: 000055e7edd1e770 RCX: 00007f70a90d90f7
>[ 3460.301933] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 3460.301935] RBP: 00007ffd456b9940 R08: 000055e7edd1e770 R09: 0000000000000004
>[ 3460.301937] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3460.301940] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ee4bc080
>[ 3462.022835] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3462.022840] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3462.022843] CPU: 5 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 3462.022845] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3462.022847] Call Trace:
>[ 3462.022865]  dump_stack+0x85/0xbf
>[ 3462.022871]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3462.022881]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3462.022897]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3462.022907]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3462.022913]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3462.022926]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3462.022930]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3462.022939]  ? mutex_trylock+0xcd/0xe0
>[ 3462.022947]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3462.022985]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3462.023026]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3462.023083]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3462.023127]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3462.023160]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3462.023185]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3462.023228]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3462.023242]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3462.023256]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3462.023292]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3462.023299]  ? __pm_runtime_resume+0x54/0x90
>[ 3462.023308]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3462.023337]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3462.023344]  do_vfs_ioctl+0xa5/0x6e0
>[ 3462.023357]  SyS_ioctl+0x74/0x80
>[ 3462.023364]  do_syscall_64+0x79/0x220
>[ 3462.023369]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3462.023372] RIP: 0033:0x7f70a90d90f7
>[ 3462.023375] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3462.023379] RAX: ffffffffffffffda RBX: 000055e7eb754730 RCX: 00007f70a90d90f7
>[ 3462.023391] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 3462.023394] RBP: 00007ffd456b9940 R08: 000055e7eb754730 R09: 0000000000000004
>[ 3462.023396] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3462.023398] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ed63f330
>[ 3462.422239] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3462.422243] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3462.422247] CPU: 1 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 3462.422249] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3462.422251] Call Trace:
>[ 3462.422260]  dump_stack+0x85/0xbf
>[ 3462.422266]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3462.422277]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3462.422289]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3462.422295]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3462.422299]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3462.422307]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3462.422310]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3462.422316]  ? mutex_trylock+0xcd/0xe0
>[ 3462.422321]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3462.422355]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3462.422376]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3462.422399]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3462.422422]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3462.422443]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3462.422460]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3462.422480]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3462.422493]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3462.422506]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3462.422533]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3462.422540]  ? __pm_runtime_resume+0x54/0x90
>[ 3462.422548]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3462.422569]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3462.422574]  do_vfs_ioctl+0xa5/0x6e0
>[ 3462.422581]  SyS_ioctl+0x74/0x80
>[ 3462.422586]  do_syscall_64+0x79/0x220
>[ 3462.422591]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3462.422594] RIP: 0033:0x7f70a90d90f7
>[ 3462.422596] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3462.422610] RAX: ffffffffffffffda RBX: 000055e7ec95cf20 RCX: 00007f70a90d90f7
>[ 3462.422613] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 3462.422615] RBP: 00007ffd456b9940 R08: 000055e7ec95cf20 R09: 0000000000000004
>[ 3462.422617] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3462.422619] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ed17bb00
>[ 3468.992085] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3468.992089] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3468.992093] CPU: 2 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 3468.992095] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3468.992097] Call Trace:
>[ 3468.992105]  dump_stack+0x85/0xbf
>[ 3468.992111]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3468.992123]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3468.992139]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3468.992149]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3468.992156]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3468.992169]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3468.992174]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3468.992183]  ? mutex_trylock+0xcd/0xe0
>[ 3468.992192]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3468.992232]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3468.992261]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3468.992266]  ? __lock_acquire+0x2d4/0x1340
>[ 3468.992285]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3468.992306]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3468.992327]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3468.992343]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3468.992362]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3468.992374]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3468.992382]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3468.992398]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3468.992403]  ? __pm_runtime_resume+0x54/0x90
>[ 3468.992407]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3468.992425]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3468.992430]  do_vfs_ioctl+0xa5/0x6e0
>[ 3468.992437]  SyS_ioctl+0x74/0x80
>[ 3468.992442]  do_syscall_64+0x79/0x220
>[ 3468.992445]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3468.992447] RIP: 0033:0x7f70a90d90f7
>[ 3468.992449] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3468.992451] RAX: ffffffffffffffda RBX: 000055e7ee1487a0 RCX: 00007f70a90d90f7
>[ 3468.992453] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 3468.992454] RBP: 00007ffd456b9940 R08: 000055e7ee1487a0 R09: 00007f70a939dc50
>[ 3468.992455] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[ 3468.992456] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ef019a00
>[ 3470.269816] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3470.269820] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3470.269822] CPU: 7 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 3470.269824] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3470.269825] Call Trace:
>[ 3470.269832]  dump_stack+0x85/0xbf
>[ 3470.269837]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3470.269844]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3470.269854]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3470.269860]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3470.269864]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3470.269872]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3470.269875]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3470.269881]  ? mutex_trylock+0xcd/0xe0
>[ 3470.269886]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3470.269919]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3470.269940]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3470.269964]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3470.269987]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3470.270009]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3470.270026]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3470.270053]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3470.270078]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3470.270086]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3470.270103]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3470.270108]  ? __pm_runtime_resume+0x54/0x90
>[ 3470.270113]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3470.270131]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3470.270136]  do_vfs_ioctl+0xa5/0x6e0
>[ 3470.270143]  SyS_ioctl+0x74/0x80
>[ 3470.270148]  do_syscall_64+0x79/0x220
>[ 3470.270151]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3470.270154] RIP: 0033:0x7f70a90d90f7
>[ 3470.270155] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3470.270158] RAX: ffffffffffffffda RBX: 000055e7ef1c7ba0 RCX: 00007f70a90d90f7
>[ 3470.270159] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 3470.270160] RBP: 00007ffd456b9940 R08: 000055e7ef1c7ba0 R09: 0000000000000004
>[ 3470.270161] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3470.270163] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ebc9a350
>[ 3473.875392] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3473.875397] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3473.875401] CPU: 2 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 3473.875403] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3473.875405] Call Trace:
>[ 3473.875413]  dump_stack+0x85/0xbf
>[ 3473.875419]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3473.875430]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3473.875446]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3473.875458]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3473.875465]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3473.875479]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3473.875485]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3473.875495]  ? mutex_trylock+0xcd/0xe0
>[ 3473.875504]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3473.875546]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3473.875581]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3473.875622]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3473.875662]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3473.875699]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3473.875729]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3473.875765]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3473.875782]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3473.875798]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3473.875827]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3473.875835]  ? __pm_runtime_resume+0x54/0x90
>[ 3473.875844]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3473.875877]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3473.875885]  do_vfs_ioctl+0xa5/0x6e0
>[ 3473.875898]  SyS_ioctl+0x74/0x80
>[ 3473.875906]  do_syscall_64+0x79/0x220
>[ 3473.875911]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3473.875915] RIP: 0033:0x7f70a90d90f7
>[ 3473.875917] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3473.875922] RAX: ffffffffffffffda RBX: 000055e7ee4cbc30 RCX: 00007f70a90d90f7
>[ 3473.875924] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 3473.875926] RBP: 00007ffd456b9940 R08: 000055e7ee4cbc30 R09: 0000000000000004
>[ 3473.875928] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3473.875931] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ed8ccf30
>[ 3474.689639] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3474.689644] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3474.689648] CPU: 0 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 3474.689650] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3474.689652] Call Trace:
>[ 3474.689661]  dump_stack+0x85/0xbf
>[ 3474.689666]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3474.689678]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3474.689693]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3474.689704]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3474.689711]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3474.689724]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3474.689729]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3474.689738]  ? mutex_trylock+0xcd/0xe0
>[ 3474.689747]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3474.689786]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3474.689819]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3474.689857]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3474.689895]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3474.689930]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3474.689956]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3474.689990]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3474.690004]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3474.690018]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3474.690047]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3474.690053]  ? __pm_runtime_resume+0x54/0x90
>[ 3474.690062]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3474.690101]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3474.690109]  do_vfs_ioctl+0xa5/0x6e0
>[ 3474.690120]  SyS_ioctl+0x74/0x80
>[ 3474.690127]  do_syscall_64+0x79/0x220
>[ 3474.690132]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3474.690135] RIP: 0033:0x7f70a90d90f7
>[ 3474.690138] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3474.690142] RAX: ffffffffffffffda RBX: 000055e7eb68f080 RCX: 00007f70a90d90f7
>[ 3474.690144] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 3474.690146] RBP: 00007ffd456b9940 R08: 000055e7eb68f080 R09: 0000000000000004
>[ 3474.690148] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3474.690150] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ee081d20
>[ 3476.184173] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3476.184177] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3476.184180] CPU: 7 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 3476.184181] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3476.184183] Call Trace:
>[ 3476.184190]  dump_stack+0x85/0xbf
>[ 3476.184195]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3476.184203]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3476.184212]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3476.184219]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3476.184223]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3476.184231]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3476.184234]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3476.184240]  ? mutex_trylock+0xcd/0xe0
>[ 3476.184246]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3476.184285]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3476.184309]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3476.184333]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3476.184356]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3476.184378]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3476.184396]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3476.184416]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3476.184429]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3476.184437]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3476.184454]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3476.184459]  ? __pm_runtime_resume+0x54/0x90
>[ 3476.184464]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3476.184483]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3476.184488]  do_vfs_ioctl+0xa5/0x6e0
>[ 3476.184495]  SyS_ioctl+0x74/0x80
>[ 3476.184500]  do_syscall_64+0x79/0x220
>[ 3476.184503]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3476.184506] RIP: 0033:0x7f70a90d90f7
>[ 3476.184507] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3476.184510] RAX: ffffffffffffffda RBX: 000055e7eda80240 RCX: 00007f70a90d90f7
>[ 3476.184511] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 3476.184512] RBP: 00007ffd456b9940 R08: 000055e7eda80240 R09: 0000000000000004
>[ 3476.184513] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3476.184515] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ecb5c3a0
>[ 3477.652408] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3477.652413] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3477.652416] CPU: 7 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 3477.652418] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3477.652421] Call Trace:
>[ 3477.652429]  dump_stack+0x85/0xbf
>[ 3477.652435]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3477.652446]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3477.652463]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3477.652473]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3477.652480]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3477.652494]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3477.652499]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3477.652509]  ? mutex_trylock+0xcd/0xe0
>[ 3477.652518]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3477.652560]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3477.652590]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3477.652627]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3477.652662]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3477.652696]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3477.652723]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3477.652756]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3477.652772]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3477.652785]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3477.652813]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3477.652820]  ? __pm_runtime_resume+0x54/0x90
>[ 3477.652829]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3477.652859]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3477.652867]  do_vfs_ioctl+0xa5/0x6e0
>[ 3477.652880]  SyS_ioctl+0x74/0x80
>[ 3477.652887]  do_syscall_64+0x79/0x220
>[ 3477.652892]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3477.652896] RIP: 0033:0x7f70a90d90f7
>[ 3477.652898] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3477.652903] RAX: ffffffffffffffda RBX: 000055e7ee38b790 RCX: 00007f70a90d90f7
>[ 3477.652905] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 3477.652907] RBP: 00007ffd456b9940 R08: 000055e7ee38b790 R09: 0000000000000004
>[ 3477.652909] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3477.652911] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ec7c64e0
>[ 3480.333258] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3480.333262] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3480.333264] CPU: 5 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 3480.333266] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3480.333267] Call Trace:
>[ 3480.333274]  dump_stack+0x85/0xbf
>[ 3480.333278]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3480.333286]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3480.333295]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3480.333301]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3480.333305]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3480.333313]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3480.333316]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3480.333322]  ? mutex_trylock+0xcd/0xe0
>[ 3480.333327]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3480.333358]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3480.333377]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3480.333398]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3480.333420]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3480.333440]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3480.333456]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3480.333475]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3480.333487]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3480.333495]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3480.333511]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3480.333516]  ? __pm_runtime_resume+0x54/0x90
>[ 3480.333521]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3480.333538]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3480.333543]  do_vfs_ioctl+0xa5/0x6e0
>[ 3480.333550]  SyS_ioctl+0x74/0x80
>[ 3480.333555]  do_syscall_64+0x79/0x220
>[ 3480.333558]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3480.333560] RIP: 0033:0x7f70a90d90f7
>[ 3480.333561] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3480.333564] RAX: ffffffffffffffda RBX: 000055e7ee26a800 RCX: 00007f70a90d90f7
>[ 3480.333565] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 3480.333567] RBP: 00007ffd456b9940 R08: 000055e7ee26a800 R09: 0000000000000004
>[ 3480.333568] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3480.333569] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7edf22620
>[ 3481.574220] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3481.574225] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3481.574228] CPU: 7 PID: 2338 Comm: Xwayland Not tainted 4.16.0-rc6-mm_thp #1
>[ 3481.574230] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3481.574232] Call Trace:
>[ 3481.574241]  dump_stack+0x85/0xbf
>[ 3481.574247]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3481.574259]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3481.574275]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3481.574286]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3481.574293]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3481.574307]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3481.574312]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3481.574322]  ? mutex_trylock+0xcd/0xe0
>[ 3481.574331]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3481.574372]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3481.574400]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3481.574424]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3481.574448]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3481.574469]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3481.574488]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3481.574509]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3481.574521]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3481.574529]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3481.574547]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3481.574552]  ? __pm_runtime_resume+0x54/0x90
>[ 3481.574557]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3481.574576]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3481.574581]  do_vfs_ioctl+0xa5/0x6e0
>[ 3481.574588]  SyS_ioctl+0x74/0x80
>[ 3481.574593]  do_syscall_64+0x79/0x220
>[ 3481.574596]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3481.574599] RIP: 0033:0x7fd8d64ef0f7
>[ 3481.574600] RSP: 002b:00007ffcc6dba328 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3481.574603] RAX: ffffffffffffffda RBX: 0000000002b496d0 RCX: 00007fd8d64ef0f7
>[ 3481.574605] RDX: 00007ffcc6dba370 RSI: 00000000c0206440 RDI: 000000000000000b
>[ 3481.574606] RBP: 00007ffcc6dba370 R08: 0000000002b496d0 R09: 0000000000000004
>[ 3481.574607] R10: 000000000264c010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3481.574608] R13: 000000000000000b R14: 00007ffcc6dba408 R15: 0000000002c0d4b0
>[ 3483.270920] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3483.270924] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3483.270928] CPU: 1 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 3483.270930] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3483.270932] Call Trace:
>[ 3483.270940]  dump_stack+0x85/0xbf
>[ 3483.270946]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3483.270958]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3483.270973]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3483.270984]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3483.270991]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3483.271005]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3483.271010]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3483.271020]  ? mutex_trylock+0xcd/0xe0
>[ 3483.271029]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3483.271069]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3483.271102]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3483.271111]  ? __lock_acquire+0x2d4/0x1340
>[ 3483.271164]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3483.271201]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3483.271223]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3483.271250]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3483.271271]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3483.271284]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3483.271294]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3483.271317]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3483.271321]  ? __pm_runtime_resume+0x54/0x90
>[ 3483.271325]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3483.271344]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3483.271349]  do_vfs_ioctl+0xa5/0x6e0
>[ 3483.271356]  SyS_ioctl+0x74/0x80
>[ 3483.271361]  do_syscall_64+0x79/0x220
>[ 3483.271364]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3483.271366] RIP: 0033:0x7f70a90d90f7
>[ 3483.271368] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3483.271371] RAX: ffffffffffffffda RBX: 000055e7ebe2f020 RCX: 00007f70a90d90f7
>[ 3483.271372] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 3483.271373] RBP: 00007ffd456b9940 R08: 000055e7ebe2f020 R09: 00007f70a939dc50
>[ 3483.271374] R10: 0000000000000006 R11: 0000000000000246 R12: 00000000c0206440
>[ 3483.271376] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ef0af800
>[ 3484.774220] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)
>[ 3484.774223] amdgpu 0000:07:00.0: swiotlb: coherent allocation failed, size=2097152
>[ 3484.774226] CPU: 0 PID: 2278 Comm: gnome-shell Not tainted 4.16.0-rc6-mm_thp #1
>[ 3484.774228] Hardware name: Gigabyte Technology Co., Ltd. Z87M-D3H/Z87M-D3H, BIOS F11 08/12/2014
>[ 3484.774229] Call Trace:
>[ 3484.774236]  dump_stack+0x85/0xbf
>[ 3484.774241]  swiotlb_alloc_coherent+0x1be/0x1d0
>[ 3484.774249]  ttm_dma_pool_get_pages+0x246/0x630 [ttm]
>[ 3484.774259]  ttm_dma_populate+0x25e/0x350 [ttm]
>[ 3484.774266]  ttm_tt_bind+0x2c/0x60 [ttm]
>[ 3484.774270]  ttm_bo_handle_move_mem+0x57f/0x5b0 [ttm]
>[ 3484.774279]  ttm_bo_validate+0x189/0x1a0 [ttm]
>[ 3484.774283]  ? ttm_bo_init_reserved+0x43d/0x500 [ttm]
>[ 3484.774289]  ? mutex_trylock+0xcd/0xe0
>[ 3484.774295]  ttm_bo_init_reserved+0x459/0x500 [ttm]
>[ 3484.774331]  amdgpu_bo_do_create+0x22e/0x590 [amdgpu]
>[ 3484.774354]  ? amdgpu_fill_buffer+0x300/0x300 [amdgpu]
>[ 3484.774379]  amdgpu_bo_create+0x50/0x2d0 [amdgpu]
>[ 3484.774404]  amdgpu_gem_object_create+0x7f/0x110 [amdgpu]
>[ 3484.774428]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3484.774446]  amdgpu_gem_create_ioctl+0x1e8/0x280 [amdgpu]
>[ 3484.774469]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3484.774481]  drm_ioctl_kernel+0x5b/0xb0 [drm]
>[ 3484.774490]  drm_ioctl+0x2d5/0x370 [drm]
>[ 3484.774508]  ? amdgpu_gem_object_close+0x210/0x210 [amdgpu]
>[ 3484.774513]  ? __pm_runtime_resume+0x54/0x90
>[ 3484.774519]  ? trace_hardirqs_on_caller+0xed/0x180
>[ 3484.774538]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
>[ 3484.774544]  do_vfs_ioctl+0xa5/0x6e0
>[ 3484.774551]  SyS_ioctl+0x74/0x80
>[ 3484.774556]  do_syscall_64+0x79/0x220
>[ 3484.774560]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
>[ 3484.774563] RIP: 0033:0x7f70a90d90f7
>[ 3484.774564] RSP: 002b:00007ffd456b98f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
>[ 3484.774567] RAX: ffffffffffffffda RBX: 000055e7edc111f0 RCX: 00007f70a90d90f7
>[ 3484.774569] RDX: 00007ffd456b9940 RSI: 00000000c0206440 RDI: 000000000000000c
>[ 3484.774570] RBP: 00007ffd456b9940 R08: 000055e7edc111f0 R09: 0000000000000004
>[ 3484.774571] R10: 000055e7eafbb010 R11: 0000000000000246 R12: 00000000c0206440
>[ 3484.774573] R13: 000000000000000c R14: 00007ffd456b99d8 R15: 000055e7ec744f00
>[ 3487.982571] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 b