Attachment 120796 Details for Bug 93578 – dmesg log when I start the system with a external monitor connected.

dmesg log when I start the system with a external monitor connected.

dmesg.log (text/plain), 182.32 KB, created by Mário Antunes on 2016-01-04 16:29:03 UTC

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Creator: Mário Antunes

Created: 2016-01-04 16:29:03 UTC

Size: 182.32 KB

patch

obsolete

>[    0.000000] Initializing cgroup subsys cpuset
>[    0.000000] Initializing cgroup subsys cpu
>[    0.000000] Initializing cgroup subsys cpuacct
>[    0.000000] Linux version 4.4.0-rc8-native (root@rincewind) (gcc version 5.3.0 (GCC) ) #2 SMP Mon Jan 4 15:15:27 WET 2016
>[    0.000000] Command line: 
>[    0.000000] x86/fpu: xstate_offset[2]:  576, xstate_sizes[2]:  256
>[    0.000000] x86/fpu: xstate_offset[3]:  960, xstate_sizes[3]:   64
>[    0.000000] x86/fpu: xstate_offset[4]: 1024, xstate_sizes[4]:   64
>[    0.000000] x86/fpu: Supporting XSAVE feature 0x01: 'x87 floating point registers'
>[    0.000000] x86/fpu: Supporting XSAVE feature 0x02: 'SSE registers'
>[    0.000000] x86/fpu: Supporting XSAVE feature 0x04: 'AVX registers'
>[    0.000000] x86/fpu: Supporting XSAVE feature 0x08: 'MPX bounds registers'
>[    0.000000] x86/fpu: Supporting XSAVE feature 0x10: 'MPX CSR'
>[    0.000000] x86/fpu: Enabled xstate features 0x1f, context size is 1088 bytes, using 'standard' format.
>[    0.000000] x86/fpu: Using 'eager' FPU context switches.
>[    0.000000] e820: BIOS-provided physical RAM map:
>[    0.000000] BIOS-e820: [mem 0x0000000000000000-0x0000000000000fff] reserved
>[    0.000000] BIOS-e820: [mem 0x0000000000001000-0x0000000000057fff] usable
>[    0.000000] BIOS-e820: [mem 0x0000000000058000-0x0000000000058fff] reserved
>[    0.000000] BIOS-e820: [mem 0x0000000000059000-0x000000000009cfff] usable
>[    0.000000] BIOS-e820: [mem 0x000000000009d000-0x000000000009ffff] reserved
>[    0.000000] BIOS-e820: [mem 0x0000000000100000-0x0000000065aaffff] usable
>[    0.000000] BIOS-e820: [mem 0x0000000065ab0000-0x0000000065ab0fff] ACPI NVS
>[    0.000000] BIOS-e820: [mem 0x0000000065ab1000-0x0000000065adafff] reserved
>[    0.000000] BIOS-e820: [mem 0x0000000065adb000-0x0000000065b33fff] usable
>[    0.000000] BIOS-e820: [mem 0x0000000065b34000-0x0000000066324fff] reserved
>[    0.000000] BIOS-e820: [mem 0x0000000066325000-0x0000000076e59fff] usable
>[    0.000000] BIOS-e820: [mem 0x0000000076e5a000-0x00000000771d4fff] reserved
>[    0.000000] BIOS-e820: [mem 0x00000000771d5000-0x0000000077224fff] ACPI data
>[    0.000000] BIOS-e820: [mem 0x0000000077225000-0x00000000779dcfff] ACPI NVS
>[    0.000000] BIOS-e820: [mem 0x00000000779dd000-0x0000000077ffefff] reserved
>[    0.000000] BIOS-e820: [mem 0x0000000077fff000-0x0000000077ffffff] usable
>[    0.000000] BIOS-e820: [mem 0x0000000078000000-0x00000000780fffff] reserved
>[    0.000000] BIOS-e820: [mem 0x00000000e0000000-0x00000000efffffff] reserved
>[    0.000000] BIOS-e820: [mem 0x00000000fe000000-0x00000000fe010fff] reserved
>[    0.000000] BIOS-e820: [mem 0x00000000fec00000-0x00000000fec00fff] reserved
>[    0.000000] BIOS-e820: [mem 0x00000000fee00000-0x00000000fee00fff] reserved
>[    0.000000] BIOS-e820: [mem 0x00000000ff000000-0x00000000ffffffff] reserved
>[    0.000000] BIOS-e820: [mem 0x0000000100000000-0x0000000280ffffff] usable
>[    0.000000] NX (Execute Disable) protection: active
>[    0.000000] e820: update [mem 0x63018018-0x63028057] usable ==> usable
>[    0.000000] extended physical RAM map:
>[    0.000000] reserve setup_data: [mem 0x0000000000000000-0x0000000000000fff] reserved
>[    0.000000] reserve setup_data: [mem 0x0000000000001000-0x0000000000057fff] usable
>[    0.000000] reserve setup_data: [mem 0x0000000000058000-0x0000000000058fff] reserved
>[    0.000000] reserve setup_data: [mem 0x0000000000059000-0x000000000009cfff] usable
>[    0.000000] reserve setup_data: [mem 0x000000000009d000-0x000000000009ffff] reserved
>[    0.000000] reserve setup_data: [mem 0x0000000000100000-0x0000000063018017] usable
>[    0.000000] reserve setup_data: [mem 0x0000000063018018-0x0000000063028057] usable
>[    0.000000] reserve setup_data: [mem 0x0000000063028058-0x0000000065aaffff] usable
>[    0.000000] reserve setup_data: [mem 0x0000000065ab0000-0x0000000065ab0fff] ACPI NVS
>[    0.000000] reserve setup_data: [mem 0x0000000065ab1000-0x0000000065adafff] reserved
>[    0.000000] reserve setup_data: [mem 0x0000000065adb000-0x0000000065b33fff] usable
>[    0.000000] reserve setup_data: [mem 0x0000000065b34000-0x0000000066324fff] reserved
>[    0.000000] reserve setup_data: [mem 0x0000000066325000-0x0000000076e59fff] usable
>[    0.000000] reserve setup_data: [mem 0x0000000076e5a000-0x00000000771d4fff] reserved
>[    0.000000] reserve setup_data: [mem 0x00000000771d5000-0x0000000077224fff] ACPI data
>[    0.000000] reserve setup_data: [mem 0x0000000077225000-0x00000000779dcfff] ACPI NVS
>[    0.000000] reserve setup_data: [mem 0x00000000779dd000-0x0000000077ffefff] reserved
>[    0.000000] reserve setup_data: [mem 0x0000000077fff000-0x0000000077ffffff] usable
>[    0.000000] reserve setup_data: [mem 0x0000000078000000-0x00000000780fffff] reserved
>[    0.000000] reserve setup_data: [mem 0x00000000e0000000-0x00000000efffffff] reserved
>[    0.000000] reserve setup_data: [mem 0x00000000fe000000-0x00000000fe010fff] reserved
>[    0.000000] reserve setup_data: [mem 0x00000000fec00000-0x00000000fec00fff] 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 0x0000000100000000-0x0000000280ffffff] usable
>[    0.000000] efi: EFI v2.40 by American Megatrends
>[    0.000000] efi:  ACPI=0x771f6000  ACPI 2.0=0x771f6000  SMBIOS=0x77f86098 
>[    0.000000] SMBIOS 2.8 present.
>[    0.000000] DMI: Dell Inc. XPS 13 9350/0PWNCR, BIOS 1.1.7 11/27/2015
>[    0.000000] e820: update [mem 0x00000000-0x00000fff] usable ==> reserved
>[    0.000000] e820: remove [mem 0x000a0000-0x000fffff] usable
>[    0.000000] e820: last_pfn = 0x281000 max_arch_pfn = 0x400000000
>[    0.000000] MTRR default type: write-back
>[    0.000000] MTRR fixed ranges enabled:
>[    0.000000]   00000-9FFFF write-back
>[    0.000000]   A0000-BFFFF uncachable
>[    0.000000]   C0000-FFFFF write-protect
>[    0.000000] MTRR variable ranges enabled:
>[    0.000000]   0 base 0080000000 mask 7F80000000 uncachable
>[    0.000000]   1 base 007C000000 mask 7FFC000000 uncachable
>[    0.000000]   2 base 007A000000 mask 7FFE000000 uncachable
>[    0.000000]   3 base 0079800000 mask 7FFF800000 uncachable
>[    0.000000]   4 disabled
>[    0.000000]   5 disabled
>[    0.000000]   6 disabled
>[    0.000000]   7 disabled
>[    0.000000]   8 disabled
>[    0.000000]   9 disabled
>[    0.000000] x86/PAT: Configuration [0-7]: WB  WC  UC- UC  WB  WC  UC- WT  
>[    0.000000] e820: last_pfn = 0x78000 max_arch_pfn = 0x400000000
>[    0.000000] Base memory trampoline at [ffff880000097000] 97000 size 24576
>[    0.000000] Using GB pages for direct mapping
>[    0.000000] BRK [0x01c54000, 0x01c54fff] PGTABLE
>[    0.000000] BRK [0x01c55000, 0x01c55fff] PGTABLE
>[    0.000000] BRK [0x01c56000, 0x01c56fff] PGTABLE
>[    0.000000] BRK [0x01c57000, 0x01c57fff] PGTABLE
>[    0.000000] BRK [0x01c58000, 0x01c58fff] PGTABLE
>[    0.000000] BRK [0x01c59000, 0x01c59fff] PGTABLE
>[    0.000000] ACPI: Early table checksum verification disabled
>[    0.000000] ACPI: RSDP 0x00000000771F6000 000024 (v02 DELL  )
>[    0.000000] ACPI: XSDT 0x00000000771F60B8 0000EC (v01 DELL   CBX3     01072009 AMI  00010013)
>[    0.000000] ACPI: FACP 0x00000000772167D0 00010C (v05 DELL   CBX3     01072009 AMI  00010013)
>[    0.000000] ACPI: DSDT 0x00000000771F6230 02059A (v02 DELL   CBX3     01072009 INTL 20120913)
>[    0.000000] ACPI: FACS 0x00000000779DCF80 000040
>[    0.000000] ACPI: APIC 0x00000000772168E0 000084 (v03 DELL   CBX3     01072009 AMI  00010013)
>[    0.000000] ACPI: FPDT 0x0000000077216968 000044 (v01 DELL   CBX3     01072009 AMI  00010013)
>[    0.000000] ACPI: FIDT 0x00000000772169B0 00009C (v01 DELL   CBX3     01072009 AMI  00010013)
>[    0.000000] ACPI: MCFG 0x0000000077216A50 00003C (v01 DELL   CBX3     01072009 MSFT 00000097)
>[    0.000000] ACPI: HPET 0x0000000077216A90 000038 (v01 DELL   CBX3     01072009 AMI. 0005000B)
>[    0.000000] ACPI: SSDT 0x0000000077216AC8 000495 (v01 IdeRef IdeTable 00001000 INTL 20120913)
>[    0.000000] ACPI: LPIT 0x0000000077216F60 000094 (v01 INTEL  SKL-ULT  00000000 MSFT 0000005F)
>[    0.000000] ACPI: SSDT 0x0000000077216FF8 000248 (v02 INTEL  sensrhub 00000000 INTL 20120913)
>[    0.000000] ACPI: SSDT 0x0000000077217240 002BAE (v02 INTEL  PtidDevc 00001000 INTL 20120913)
>[    0.000000] ACPI: SSDT 0x0000000077219DF0 000BE3 (v02 INTEL  Ther_Rvp 00001000 INTL 20120913)
>[    0.000000] ACPI: DBGP 0x000000007721A9D8 000034 (v01 INTEL           00000000 MSFT 0000005F)
>[    0.000000] ACPI: DBG2 0x000000007721AA10 000054 (v00 INTEL           00000000 MSFT 0000005F)
>[    0.000000] ACPI: SSDT 0x000000007721AA68 000737 (v02 INTEL  xh_rvp07 00000000 INTL 20120913)
>[    0.000000] ACPI: BOOT 0x000000007721B1A0 000028 (v01 DELL   CBX3     01072009 AMI  00010013)
>[    0.000000] ACPI: SSDT 0x000000007721B1C8 0035AE (v02 SaSsdt SaSsdt   00003000 INTL 20120913)
>[    0.000000] ACPI: UEFI 0x000000007721E778 000042 (v01                 00000000      00000000)
>[    0.000000] ACPI: SSDT 0x000000007721E7C0 000E73 (v02 CpuRef CpuSsdt  00003000 INTL 20120913)
>[    0.000000] ACPI: SSDT 0x000000007721F638 003AE3 (v02 DptfTa DptfTabl 00001000 INTL 20120913)
>[    0.000000] ACPI: MSDM 0x0000000077223120 000055 (v03 DELL   CBX3     06222004 AMI  00010013)
>[    0.000000] ACPI: SLIC 0x0000000077223178 000176 (v03 DELL   CBX3     01072009 MSFT 00010013)
>[    0.000000] ACPI: TCPA 0x00000000772232F0 000032 (v02 ALASKA NAPAASF  00000001 MSFT 01000013)
>[    0.000000] ACPI: BGRT 0x0000000077223328 000038 (v00 ?Ýqy            01072009 AMI  00010013)
>[    0.000000] ACPI: DMAR 0x0000000077223360 0000F0 (v01 INTEL  SKL      00000001 INTL 00000001)
>[    0.000000] ACPI: ASF! 0x0000000077223450 0000A5 (v32 INTEL   HCG     00000001 TFSM 000F4240)
>[    0.000000] ACPI: Local APIC address 0xfee00000
>[    0.000000] Zone ranges:
>[    0.000000]   DMA      [mem 0x0000000000001000-0x0000000000ffffff]
>[    0.000000]   DMA32    [mem 0x0000000001000000-0x00000000ffffffff]
>[    0.000000]   Normal   [mem 0x0000000100000000-0x0000000280ffffff]
>[    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 0x0000000000059000-0x000000000009cfff]
>[    0.000000]   node   0: [mem 0x0000000000100000-0x0000000065aaffff]
>[    0.000000]   node   0: [mem 0x0000000065adb000-0x0000000065b33fff]
>[    0.000000]   node   0: [mem 0x0000000066325000-0x0000000076e59fff]
>[    0.000000]   node   0: [mem 0x0000000077fff000-0x0000000077ffffff]
>[    0.000000]   node   0: [mem 0x0000000100000000-0x0000000280ffffff]
>[    0.000000] Initmem setup node 0 [mem 0x0000000000001000-0x0000000280ffffff]
>[    0.000000] On node 0 totalpages: 2061786
>[    0.000000]   DMA zone: 64 pages used for memmap
>[    0.000000]   DMA zone: 21 pages reserved
>[    0.000000]   DMA zone: 3995 pages, LIFO batch:0
>[    0.000000]   DMA32 zone: 7513 pages used for memmap
>[    0.000000]   DMA32 zone: 480831 pages, LIFO batch:31
>[    0.000000]   Normal zone: 24640 pages used for memmap
>[    0.000000]   Normal zone: 1576960 pages, LIFO batch:31
>[    0.000000] Reserving Intel graphics stolen memory at 0x7a000000-0x7dffffff
>[    0.000000] ACPI: PM-Timer IO Port: 0x1808
>[    0.000000] ACPI: Local APIC address 0xfee00000
>[    0.000000] ACPI: LAPIC_NMI (acpi_id[0x01] high edge lint[0x1])
>[    0.000000] ACPI: LAPIC_NMI (acpi_id[0x02] high edge lint[0x1])
>[    0.000000] ACPI: LAPIC_NMI (acpi_id[0x03] high edge lint[0x1])
>[    0.000000] ACPI: LAPIC_NMI (acpi_id[0x04] high edge lint[0x1])
>[    0.000000] IOAPIC[0]: apic_id 2, version 32, address 0xfec00000, GSI 0-119
>[    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 4 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 0x0009d000-0x0009ffff]
>[    0.000000] PM: Registered nosave memory: [mem 0x000a0000-0x000fffff]
>[    0.000000] PM: Registered nosave memory: [mem 0x63018000-0x63018fff]
>[    0.000000] PM: Registered nosave memory: [mem 0x63028000-0x63028fff]
>[    0.000000] PM: Registered nosave memory: [mem 0x65ab0000-0x65ab0fff]
>[    0.000000] PM: Registered nosave memory: [mem 0x65ab1000-0x65adafff]
>[    0.000000] PM: Registered nosave memory: [mem 0x65b34000-0x66324fff]
>[    0.000000] PM: Registered nosave memory: [mem 0x76e5a000-0x771d4fff]
>[    0.000000] PM: Registered nosave memory: [mem 0x771d5000-0x77224fff]
>[    0.000000] PM: Registered nosave memory: [mem 0x77225000-0x779dcfff]
>[    0.000000] PM: Registered nosave memory: [mem 0x779dd000-0x77ffefff]
>[    0.000000] PM: Registered nosave memory: [mem 0x78000000-0x780fffff]
>[    0.000000] PM: Registered nosave memory: [mem 0x78100000-0x79ffffff]
>[    0.000000] PM: Registered nosave memory: [mem 0x7a000000-0x7dffffff]
>[    0.000000] PM: Registered nosave memory: [mem 0x7e000000-0xdfffffff]
>[    0.000000] PM: Registered nosave memory: [mem 0xe0000000-0xefffffff]
>[    0.000000] PM: Registered nosave memory: [mem 0xf0000000-0xfdffffff]
>[    0.000000] PM: Registered nosave memory: [mem 0xfe000000-0xfe010fff]
>[    0.000000] PM: Registered nosave memory: [mem 0xfe011000-0xfebfffff]
>[    0.000000] PM: Registered nosave memory: [mem 0xfec00000-0xfec00fff]
>[    0.000000] PM: Registered nosave memory: [mem 0xfec01000-0xfedfffff]
>[    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 0x7e000000-0xdfffffff] available for PCI devices
>[    0.000000] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns
>[    0.000000] setup_percpu: NR_CPUS:128 nr_cpumask_bits:128 nr_cpu_ids:4 nr_node_ids:1
>[    0.000000] PERCPU: Embedded 31 pages/cpu @ffff880280c00000 s89304 r8192 d29480 u524288
>[    0.000000] pcpu-alloc: s89304 r8192 d29480 u524288 alloc=1*2097152
>[    0.000000] pcpu-alloc: [0] 0 1 2 3 
>[    0.000000] Built 1 zonelists in Zone order, mobility grouping on.  Total pages: 2029548
>[    0.000000] Kernel command line: root=/dev/nvme0n1p2 pcie_aspm=force i915.enable_rc6=7 
>[    0.000000] PCIe ASPM is forcibly enabled
>[    0.000000] PID hash table entries: 4096 (order: 3, 32768 bytes)
>[    0.000000] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes)
>[    0.000000] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes)
>[    0.000000] Memory: 7725220K/8247144K available (7387K kernel code, 949K rwdata, 2364K rodata, 1168K init, 696K bss, 521924K reserved, 0K cma-reserved)
>[    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1
>[    0.000000] Hierarchical RCU implementation.
>[    0.000000] 	Build-time adjustment of leaf fanout to 64.
>[    0.000000] 	RCU restricting CPUs from NR_CPUS=128 to nr_cpu_ids=4.
>[    0.000000] RCU: Adjusting geometry for rcu_fanout_leaf=64, nr_cpu_ids=4
>[    0.000000] NR_IRQS:8448 nr_irqs:1024 16
>[    0.000000] Console: colour dummy device 80x25
>[    0.000000] console [tty0] enabled
>[    0.000000] clocksource: hpet: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 79635855245 ns
>[    0.000000] hpet clockevent registered
>[    0.000000] tsc: PIT calibration matches HPET. 1 loops
>[    0.000000] tsc: Detected 2591.891 MHz processor
>[    0.000001] Calibrating delay loop (skipped), value calculated using timer frequency.. 5183.78 BogoMIPS (lpj=2591891)
>[    0.000007] pid_max: default: 32768 minimum: 301
>[    0.000013] ACPI: Core revision 20150930
>[    0.023063] ACPI Error: [\_SB_.PCI0.SAT1] Namespace lookup failure, AE_NOT_FOUND (20150930/dswload-210)
>[    0.023071] ACPI Exception: AE_NOT_FOUND, During name lookup/catalog (20150930/psobject-227)
>[    0.023133] ACPI Exception: AE_NOT_FOUND, (SSDT:IdeTable) while loading table (20150930/tbxfload-193)
>[    0.034865] ACPI Error: 1 table load failures, 8 successful (20150930/tbxfload-214)
>[    0.036357] Security Framework initialized
>[    0.036365] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes)
>[    0.036369] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes)
>[    0.036524] Initializing cgroup subsys io
>[    0.036529] Initializing cgroup subsys memory
>[    0.036534] Initializing cgroup subsys devices
>[    0.036538] Initializing cgroup subsys freezer
>[    0.036541] Initializing cgroup subsys net_cls
>[    0.036544] Initializing cgroup subsys perf_event
>[    0.036547] Initializing cgroup subsys net_prio
>[    0.036575] CPU: Physical Processor ID: 0
>[    0.036577] CPU: Processor Core ID: 0
>[    0.036582] ENERGY_PERF_BIAS: Set to 'normal', was 'performance'
>[    0.036585] ENERGY_PERF_BIAS: View and update with x86_energy_perf_policy(8)
>[    0.037962] mce: CPU supports 8 MCE banks
>[    0.037979] CPU0: Thermal monitoring enabled (TM1)
>[    0.037988] process: using mwait in idle threads
>[    0.037992] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8
>[    0.037995] Last level dTLB entries: 4KB 64, 2MB 0, 4MB 0, 1GB 4
>[    0.038336] Freeing SMP alternatives memory: 32K (ffffffff81b9c000 - ffffffff81ba4000)
>[    0.046571] ftrace: allocating 28707 entries in 113 pages
>[    0.058114] DMAR: Host address width 39
>[    0.058119] DMAR: DRHD base: 0x000000fed90000 flags: 0x0
>[    0.058128] DMAR: dmar0: reg_base_addr fed90000 ver 1:0 cap 1c0000c40660462 ecap 7e3ff0505e
>[    0.058133] DMAR: DRHD base: 0x000000fed91000 flags: 0x1
>[    0.058139] DMAR: dmar1: reg_base_addr fed91000 ver 1:0 cap d2008c40660462 ecap f050da
>[    0.058143] DMAR: RMRR base: 0x00000076f67000 end: 0x00000076f86fff
>[    0.058146] DMAR: RMRR base: 0x00000079800000 end: 0x0000007dffffff
>[    0.058149] DMAR: ANDD device: 1 name: \_SB.PCI0.I2C0
>[    0.058151] DMAR: ANDD device: 2 name: \_SB.PCI0.I2C1
>[    0.058155] DMAR-IR: IOAPIC id 2 under DRHD base  0xfed91000 IOMMU 1
>[    0.058157] DMAR-IR: HPET id 0 under DRHD base 0xfed91000
>[    0.058160] DMAR-IR: x2apic is disabled because BIOS sets x2apic opt out bit.
>[    0.058162] DMAR-IR: Use 'intremap=no_x2apic_optout' to override the BIOS setting.
>[    0.059630] DMAR-IR: Enabled IRQ remapping in xapic mode
>[    0.059633] x2apic: IRQ remapping doesn't support X2APIC mode
>[    0.063784] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1
>[    0.073802] TSC deadline timer enabled
>[    0.073807] smpboot: CPU0: Intel(R) Core(TM) i7-6500U CPU @ 2.50GHz (family: 0x6, model: 0x4e, stepping: 0x3)
>[    0.073834] Performance Events: PEBS fmt3+, 32-deep LBR, Skylake events, full-width counters, Intel PMU driver.
>[    0.073864] ... version:                4
>[    0.073866] ... bit width:              48
>[    0.073868] ... generic registers:      4
>[    0.073871] ... value mask:             0000ffffffffffff
>[    0.073873] ... max period:             0000ffffffffffff
>[    0.073875] ... fixed-purpose events:   3
>[    0.073878] ... event mask:             000000070000000f
>[    0.074060] x86: Booting SMP configuration:
>[    0.074063] .... node  #0, CPUs:      #1 #2 #3
>[    0.085770] x86: Booted up 1 node, 4 CPUs
>[    0.085777] smpboot: Total of 4 processors activated (20735.12 BogoMIPS)
>[    0.089606] devtmpfs: initialized
>[    0.091321] PM: Registering ACPI NVS region [mem 0x65ab0000-0x65ab0fff] (4096 bytes)
>[    0.091326] PM: Registering ACPI NVS region [mem 0x77225000-0x779dcfff] (8093696 bytes)
>[    0.091463] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns
>[    0.091521] xor: automatically using best checksumming function:
>[    0.101457]    avx       : 34076.000 MB/sec
>[    0.101468] atomic64_test: passed for x86-64 platform with CX8 and with SSE
>[    0.101472] pinctrl core: initialized pinctrl subsystem
>[    0.101610] NET: Registered protocol family 16
>[    0.105516] cpuidle: using governor ladder
>[    0.109539] cpuidle: using governor menu
>[    0.109581] Simple Boot Flag at 0x47 set to 0x80
>[    0.109609] ACPI FADT declares the system doesn't support PCIe ASPM, so disable it
>[    0.109613] ACPI: bus type PCI registered
>[    0.109616] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5
>[    0.109671] PCI: MMCONFIG for domain 0000 [bus 00-ff] at [mem 0xe0000000-0xefffffff] (base 0xe0000000)
>[    0.109676] PCI: MMCONFIG at [mem 0xe0000000-0xefffffff] reserved in E820
>[    0.109686] PCI: Using configuration type 1 for base access
>[    0.109806] dmi type 0xB1 record - unknown flag
>[    0.131561] raid6: sse2x1   gen()  7464 MB/s
>[    0.148569] raid6: sse2x1   xor()  4587 MB/s
>[    0.165583] raid6: sse2x2   gen()  8933 MB/s
>[    0.182600] raid6: sse2x2   xor()  6205 MB/s
>[    0.199612] raid6: sse2x4   gen()  9878 MB/s
>[    0.216629] raid6: sse2x4   xor()  7146 MB/s
>[    0.233640] raid6: avx2x1   gen() 17980 MB/s
>[    0.250651] raid6: avx2x2   gen() 20406 MB/s
>[    0.267663] raid6: avx2x4   gen() 21460 MB/s
>[    0.267665] raid6: using algorithm avx2x4 gen() 21460 MB/s
>[    0.267668] raid6: using avx2x2 recovery algorithm
>[    0.267709] ACPI: Added _OSI(Module Device)
>[    0.267712] ACPI: Added _OSI(Processor Device)
>[    0.267715] ACPI: Added _OSI(3.0 _SCP Extensions)
>[    0.267717] ACPI: Added _OSI(Processor Aggregator Device)
>[    0.274382] ACPI: Executed 24 blocks of module-level executable AML code
>[    0.280300] [Firmware Bug]: ACPI: BIOS _OSI(Linux) query ignored
>[    0.339579] ACPI: Dynamic OEM Table Load:
>[    0.339588] ACPI: SSDT 0xFFFF880276CCC800 00037F (v02 PmRef  Cpu0Cst  00003001 INTL 20120913)
>[    0.340452] ACPI: Dynamic OEM Table Load:
>[    0.340458] ACPI: SSDT 0xFFFF880276C1A800 000660 (v02 PmRef  Cpu0Ist  00003000 INTL 20120913)
>[    0.342250] ACPI: Dynamic OEM Table Load:
>[    0.342257] ACPI: SSDT 0xFFFF880276C1B000 0005AA (v02 PmRef  ApIst    00003000 INTL 20120913)
>[    0.343303] ACPI: Dynamic OEM Table Load:
>[    0.343309] ACPI: SSDT 0xFFFF880276C4F400 000119 (v02 PmRef  ApCst    00003000 INTL 20120913)
>[    0.345677] ACPI : EC: EC started
>[    0.348614] ACPI: Interpreter enabled
>[    0.348625] ACPI Exception: AE_NOT_FOUND, While evaluating Sleep State [\_S1_] (20150930/hwxface-580)
>[    0.348637] ACPI Exception: AE_NOT_FOUND, While evaluating Sleep State [\_S2_] (20150930/hwxface-580)
>[    0.348661] ACPI: (supports S0 S3 S4 S5)
>[    0.348663] ACPI: Using IOAPIC for interrupt routing
>[    0.348695] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug
>[    0.350013] ACPI: Power Resource [PG00] (on)
>[    0.350301] ACPI: Power Resource [PG01] (on)
>[    0.350577] ACPI: Power Resource [PG02] (on)
>[    0.352063] ACPI: Power Resource [WRST] (off)
>[    0.352343] ACPI: Power Resource [WRST] (off)
>[    0.352618] ACPI: Power Resource [WRST] (off)
>[    0.352894] ACPI: Power Resource [WRST] (off)
>[    0.353172] ACPI: Power Resource [WRST] (off)
>[    0.353447] ACPI: Power Resource [WRST] (off)
>[    0.353727] ACPI: Power Resource [WRST] (off)
>[    0.354008] ACPI: Power Resource [WRST] (off)
>[    0.354289] ACPI: Power Resource [WRST] (off)
>[    0.354602] ACPI: Power Resource [WRST] (off)
>[    0.354878] ACPI: Power Resource [WRST] (off)
>[    0.355155] ACPI: Power Resource [WRST] (off)
>[    0.355428] ACPI: Power Resource [WRST] (off)
>[    0.355702] ACPI: Power Resource [WRST] (off)
>[    0.355976] ACPI: Power Resource [WRST] (off)
>[    0.356254] ACPI: Power Resource [WRST] (off)
>[    0.356528] ACPI: Power Resource [WRST] (off)
>[    0.356801] ACPI: Power Resource [WRST] (off)
>[    0.357085] ACPI: Power Resource [WRST] (off)
>[    0.357362] ACPI: Power Resource [WRST] (off)
>[    0.368547] ACPI: Power Resource [FN00] (off)
>[    0.368623] ACPI: Power Resource [FN01] (off)
>[    0.368693] ACPI: Power Resource [FN02] (off)
>[    0.368764] ACPI: Power Resource [FN03] (off)
>[    0.368833] ACPI: Power Resource [FN04] (off)
>[    0.369752] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-fe])
>[    0.369759] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI]
>[    0.369789] \_SB_.PCI0:_OSC invalid UUID
>[    0.369790] _OSC request data:1 1f 0 
>[    0.369793] acpi PNP0A08:00: _OSC failed (AE_ERROR); disabling ASPM
>[    0.370244] PCI host bridge to bus 0000:00
>[    0.370249] pci_bus 0000:00: root bus resource [io  0x0000-0x0cf7 window]
>[    0.370252] pci_bus 0000:00: root bus resource [io  0x0d00-0xffff window]
>[    0.370255] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window]
>[    0.370260] pci_bus 0000:00: root bus resource [mem 0x000c0000-0x000c3fff window]
>[    0.370264] pci_bus 0000:00: root bus resource [mem 0x000c4000-0x000c7fff window]
>[    0.370268] pci_bus 0000:00: root bus resource [mem 0x000c8000-0x000cbfff window]
>[    0.370272] pci_bus 0000:00: root bus resource [mem 0x000cc000-0x000cffff window]
>[    0.370277] pci_bus 0000:00: root bus resource [mem 0x000d0000-0x000d3fff window]
>[    0.370281] pci_bus 0000:00: root bus resource [mem 0x000d4000-0x000d7fff window]
>[    0.370285] pci_bus 0000:00: root bus resource [mem 0x000d8000-0x000dbfff window]
>[    0.370289] pci_bus 0000:00: root bus resource [mem 0x000dc000-0x000dffff window]
>[    0.370293] pci_bus 0000:00: root bus resource [mem 0x000e0000-0x000e3fff window]
>[    0.370297] pci_bus 0000:00: root bus resource [mem 0x000e4000-0x000e7fff window]
>[    0.370301] pci_bus 0000:00: root bus resource [mem 0x000e8000-0x000ebfff window]
>[    0.370305] pci_bus 0000:00: root bus resource [mem 0x000ec000-0x000effff window]
>[    0.370309] pci_bus 0000:00: root bus resource [mem 0x7e000000-0xdfffffff window]
>[    0.370314] pci_bus 0000:00: root bus resource [mem 0xfd000000-0xfe7fffff window]
>[    0.370318] pci_bus 0000:00: root bus resource [bus 00-fe]
>[    0.370327] pci 0000:00:00.0: [8086:1904] type 00 class 0x060000
>[    0.370428] pci 0000:00:02.0: [8086:1916] type 00 class 0x030000
>[    0.370441] pci 0000:00:02.0: reg 0x10: [mem 0xdb000000-0xdbffffff 64bit]
>[    0.370446] pci 0000:00:02.0: reg 0x18: [mem 0x90000000-0x9fffffff 64bit pref]
>[    0.370450] pci 0000:00:02.0: reg 0x20: [io  0xf000-0xf03f]
>[    0.370556] pci 0000:00:04.0: [8086:1903] type 00 class 0x118000
>[    0.370570] pci 0000:00:04.0: reg 0x10: [mem 0xdc720000-0xdc727fff 64bit]
>[    0.370742] pci 0000:00:14.0: [8086:9d2f] type 00 class 0x0c0330
>[    0.370768] pci 0000:00:14.0: reg 0x10: [mem 0xdc710000-0xdc71ffff 64bit]
>[    0.370826] pci 0000:00:14.0: PME# supported from D3hot D3cold
>[    0.370912] pci 0000:00:14.0: System wakeup disabled by ACPI
>[    0.370945] pci 0000:00:14.2: [8086:9d31] type 00 class 0x118000
>[    0.370973] pci 0000:00:14.2: reg 0x10: [mem 0xdc734000-0xdc734fff 64bit]
>[    0.371200] pci 0000:00:15.0: [8086:9d60] type 00 class 0x118000
>[    0.371495] pci 0000:00:15.0: reg 0x10: [mem 0xdc733000-0xdc733fff 64bit]
>[    0.372312] pci 0000:00:15.1: [8086:9d61] type 00 class 0x118000
>[    0.372619] pci 0000:00:15.1: reg 0x10: [mem 0xdc732000-0xdc732fff 64bit]
>[    0.373338] pci 0000:00:16.0: [8086:9d3a] type 00 class 0x078000
>[    0.373366] pci 0000:00:16.0: reg 0x10: [mem 0xdc731000-0xdc731fff 64bit]
>[    0.373423] pci 0000:00:16.0: PME# supported from D3hot
>[    0.373556] pci 0000:00:1c.0: [8086:9d10] type 01 class 0x060400
>[    0.373619] pci 0000:00:1c.0: PME# supported from D0 D3hot D3cold
>[    0.373722] pci 0000:00:1c.0: System wakeup disabled by ACPI
>[    0.373761] pci 0000:00:1c.4: [8086:9d14] type 01 class 0x060400
>[    0.373823] pci 0000:00:1c.4: PME# supported from D0 D3hot D3cold
>[    0.373923] pci 0000:00:1c.4: System wakeup disabled by ACPI
>[    0.373952] pci 0000:00:1c.5: [8086:9d15] type 01 class 0x060400
>[    0.374012] pci 0000:00:1c.5: PME# supported from D0 D3hot D3cold
>[    0.374112] pci 0000:00:1c.5: System wakeup disabled by ACPI
>[    0.374148] pci 0000:00:1d.0: [8086:9d18] type 01 class 0x060400
>[    0.374210] pci 0000:00:1d.0: PME# supported from D0 D3hot D3cold
>[    0.374307] pci 0000:00:1d.0: System wakeup disabled by ACPI
>[    0.374367] pci 0000:00:1f.0: [8086:9d48] type 00 class 0x060100
>[    0.374569] pci 0000:00:1f.2: [8086:9d21] type 00 class 0x058000
>[    0.374581] pci 0000:00:1f.2: reg 0x10: [mem 0xdc72c000-0xdc72ffff]
>[    0.374717] pci 0000:00:1f.3: [8086:9d70] type 00 class 0x040380
>[    0.374752] pci 0000:00:1f.3: reg 0x10: [mem 0xdc728000-0xdc72bfff 64bit]
>[    0.374779] pci 0000:00:1f.3: reg 0x20: [mem 0xdc700000-0xdc70ffff 64bit]
>[    0.374814] pci 0000:00:1f.3: PME# supported from D3hot D3cold
>[    0.374946] pci 0000:00:1f.3: System wakeup disabled by ACPI
>[    0.374982] pci 0000:00:1f.4: [8086:9d23] type 00 class 0x0c0500
>[    0.375037] pci 0000:00:1f.4: reg 0x10: [mem 0xdc730000-0xdc7300ff 64bit]
>[    0.375109] pci 0000:00:1f.4: reg 0x20: [io  0xf040-0xf05f]
>[    0.375364] pci 0000:01:00.0: [8086:1576] type 01 class 0x060400
>[    0.375466] pci 0000:01:00.0: supports D1 D2
>[    0.375467] pci 0000:01:00.0: PME# supported from D0 D1 D2 D3hot D3cold
>[    0.375545] pci 0000:01:00.0: System wakeup disabled by ACPI
>[    0.377125] pci 0000:00:1c.0: PCI bridge to [bus 01-39]
>[    0.377132] pci 0000:00:1c.0:   bridge window [mem 0xc4000000-0xda0fffff]
>[    0.377136] pci 0000:00:1c.0:   bridge window [mem 0xa0000000-0xc1ffffff 64bit pref]
>[    0.377139] pci 0000:01:00.0: bridge configuration invalid ([bus 00-00]), reconfiguring
>[    0.377187] pci_bus 0000:02: busn_res: can not insert [bus 02-ff] under [bus 01-39] (conflicts with (null) [bus 01-39])
>[    0.377203] pci 0000:02:00.0: [8086:1576] type 01 class 0x060400
>[    0.377306] pci 0000:02:00.0: supports D1 D2
>[    0.377307] pci 0000:02:00.0: PME# supported from D0 D1 D2 D3hot D3cold
>[    0.377377] pci 0000:02:01.0: [8086:1576] type 01 class 0x060400
>[    0.377481] pci 0000:02:01.0: supports D1 D2
>[    0.377482] pci 0000:02:01.0: PME# supported from D0 D1 D2 D3hot D3cold
>[    0.377548] pci 0000:02:02.0: [8086:1576] type 01 class 0x060400
>[    0.377651] pci 0000:02:02.0: supports D1 D2
>[    0.377652] pci 0000:02:02.0: PME# supported from D0 D1 D2 D3hot D3cold
>[    0.377743] pci 0000:01:00.0: PCI bridge to [bus 02-ff]
>[    0.377751] pci 0000:01:00.0:   bridge window [io  0x0000-0x0fff]
>[    0.377754] pci 0000:01:00.0:   bridge window [mem 0x00000000-0x000fffff]
>[    0.377761] pci 0000:01:00.0:   bridge window [mem 0x00000000-0x000fffff 64bit pref]
>[    0.377763] pci 0000:02:00.0: bridge configuration invalid ([bus 00-00]), reconfiguring
>[    0.377773] pci 0000:02:01.0: bridge configuration invalid ([bus 00-00]), reconfiguring
>[    0.377783] pci 0000:02:02.0: bridge configuration invalid ([bus 00-00]), reconfiguring
>[    0.377832] pci 0000:02:00.0: PCI bridge to [bus 03-ff]
>[    0.377840] pci 0000:02:00.0:   bridge window [io  0x0000-0x0fff]
>[    0.377844] pci 0000:02:00.0:   bridge window [mem 0x00000000-0x000fffff]
>[    0.377850] pci 0000:02:00.0:   bridge window [mem 0x00000000-0x000fffff 64bit pref]
>[    0.377851] pci_bus 0000:03: busn_res: [bus 03-ff] end is updated to 03
>[    0.377896] pci 0000:02:01.0: PCI bridge to [bus 04-ff]
>[    0.377904] pci 0000:02:01.0:   bridge window [io  0x0000-0x0fff]
>[    0.377907] pci 0000:02:01.0:   bridge window [mem 0x00000000-0x000fffff]
>[    0.377913] pci 0000:02:01.0:   bridge window [mem 0x00000000-0x000fffff 64bit pref]
>[    0.377915] pci_bus 0000:04: busn_res: [bus 04-ff] end is updated to 04
>[    0.377975] pci 0000:05:00.0: [8086:15b5] type 00 class 0x0c0330
>[    0.378011] pci 0000:05:00.0: reg 0x10: [mem 0x00000000-0x0000ffff]
>[    0.378138] pci 0000:05:00.0: supports D1 D2
>[    0.378139] pci 0000:05:00.0: PME# supported from D0 D1 D2 D3hot D3cold
>[    0.378229] pci 0000:02:02.0: PCI bridge to [bus 05-ff]
>[    0.378237] pci 0000:02:02.0:   bridge window [io  0x0000-0x0fff]
>[    0.378241] pci 0000:02:02.0:   bridge window [mem 0x00000000-0x000fffff]
>[    0.378247] pci 0000:02:02.0:   bridge window [mem 0x00000000-0x000fffff 64bit pref]
>[    0.378248] pci_bus 0000:05: busn_res: [bus 05-ff] end is updated to 05
>[    0.378252] pci_bus 0000:02: busn_res: [bus 02-ff] end is updated to 05
>[    0.378386] pci 0000:3a:00.0: [14e4:43a3] type 00 class 0x028000
>[    0.378425] pci 0000:3a:00.0: reg 0x10: [mem 0xdc400000-0xdc407fff 64bit]
>[    0.378440] pci 0000:3a:00.0: reg 0x18: [mem 0xdc000000-0xdc3fffff 64bit]
>[    0.378536] pci 0000:3a:00.0: supports D1 D2
>[    0.378537] pci 0000:3a:00.0: PME# supported from D0 D1 D2 D3hot D3cold
>[    0.378626] pci 0000:3a:00.0: System wakeup disabled by ACPI
>[    0.380179] pci 0000:00:1c.4: PCI bridge to [bus 3a]
>[    0.380185] pci 0000:00:1c.4:   bridge window [mem 0xdc000000-0xdc4fffff]
>[    0.380279] pci 0000:3b:00.0: [10ec:525a] type 00 class 0xff0000
>[    0.380322] pci 0000:3b:00.0: reg 0x14: [mem 0xdc600000-0xdc600fff]
>[    0.380419] pci 0000:3b:00.0: supports D1 D2
>[    0.380420] pci 0000:3b:00.0: PME# supported from D1 D2 D3hot D3cold
>[    0.380491] pci 0000:3b:00.0: System wakeup disabled by ACPI
>[    0.382153] pci 0000:00:1c.5: PCI bridge to [bus 3b]
>[    0.382159] pci 0000:00:1c.5:   bridge window [mem 0xdc600000-0xdc6fffff]
>[    0.382308] pci 0000:3c:00.0: [144d:a802] type 00 class 0x010802
>[    0.382343] pci 0000:3c:00.0: reg 0x10: [mem 0xdc500000-0xdc503fff 64bit]
>[    0.382352] pci 0000:3c:00.0: reg 0x18: [io  0xe000-0xe0ff]
>[    0.382498] pci 0000:3c:00.0: System wakeup disabled by ACPI
>[    0.384220] pci 0000:00:1d.0: PCI bridge to [bus 3c]
>[    0.384225] pci 0000:00:1d.0:   bridge window [io  0xe000-0xefff]
>[    0.384228] pci 0000:00:1d.0:   bridge window [mem 0xdc500000-0xdc5fffff]
>[    0.384248] pci_bus 0000:00: on NUMA node 0
>[    0.386002] ACPI: PCI Interrupt Link [LNKA] (IRQs 3 4 5 6 10 *11 12 14 15)
>[    0.386047] ACPI: PCI Interrupt Link [LNKB] (IRQs 3 4 5 6 *10 11 12 14 15)
>[    0.386090] ACPI: PCI Interrupt Link [LNKC] (IRQs 3 4 5 6 10 *11 12 14 15)
>[    0.386133] ACPI: PCI Interrupt Link [LNKD] (IRQs 3 4 5 6 10 *11 12 14 15)
>[    0.386179] ACPI: PCI Interrupt Link [LNKE] (IRQs 3 4 5 6 10 *11 12 14 15)
>[    0.386222] ACPI: PCI Interrupt Link [LNKF] (IRQs 3 4 5 6 10 *11 12 14 15)
>[    0.386266] ACPI: PCI Interrupt Link [LNKG] (IRQs 3 4 5 6 10 *11 12 14 15)
>[    0.386308] ACPI: PCI Interrupt Link [LNKH] (IRQs 3 4 5 6 10 *11 12 14 15)
>[    0.387838] ACPI: Enabled 6 GPEs in block 00 to 7F
>[    0.387931] ACPI : EC: GPE = 0x14, I/O: command/status = 0x934, data = 0x930
>[    0.387996] vgaarb: setting as boot device: PCI:0000:00:02.0
>[    0.387999] vgaarb: device added: PCI:0000:00:02.0,decodes=io+mem,owns=io+mem,locks=none
>[    0.388005] vgaarb: loaded
>[    0.388008] vgaarb: bridge control possible 0000:00:02.0
>[    0.388071] SCSI subsystem initialized
>[    0.388099] libata version 3.00 loaded.
>[    0.388104] ACPI: bus type USB registered
>[    0.388119] usbcore: registered new interface driver usbfs
>[    0.388127] usbcore: registered new interface driver hub
>[    0.388140] usbcore: registered new device driver usb
>[    0.388233] PCI: Using ACPI for IRQ routing
>[    0.412408] PCI: pci_cache_line_size set to 64 bytes
>[    0.412662] e820: reserve RAM buffer [mem 0x00058000-0x0005ffff]
>[    0.412663] e820: reserve RAM buffer [mem 0x0009d000-0x0009ffff]
>[    0.412664] e820: reserve RAM buffer [mem 0x63018018-0x63ffffff]
>[    0.412665] e820: reserve RAM buffer [mem 0x65ab0000-0x67ffffff]
>[    0.412666] e820: reserve RAM buffer [mem 0x65b34000-0x67ffffff]
>[    0.412667] e820: reserve RAM buffer [mem 0x76e5a000-0x77ffffff]
>[    0.412669] e820: reserve RAM buffer [mem 0x281000000-0x283ffffff]
>[    0.412819] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0, 0, 0, 0, 0, 0
>[    0.412826] hpet0: 8 comparators, 64-bit 24.000000 MHz counter
>[    0.414875] clocksource: Switched to clocksource hpet
>[    0.417516] pnp: PnP ACPI init
>[    0.417699] system 00:00: [io  0x0680-0x069f] has been reserved
>[    0.417703] system 00:00: [io  0xffff] has been reserved
>[    0.417706] system 00:00: [io  0xffff] has been reserved
>[    0.417709] system 00:00: [io  0xffff] has been reserved
>[    0.417712] system 00:00: [io  0x1800-0x18fe] could not be reserved
>[    0.417715] system 00:00: [io  0x164e-0x164f] has been reserved
>[    0.417719] system 00:00: Plug and Play ACPI device, IDs PNP0c02 (active)
>[    0.417796] pnp 00:01: Plug and Play ACPI device, IDs PNP0b00 (active)
>[    0.417825] system 00:02: [io  0x1854-0x1857] has been reserved
>[    0.417829] system 00:02: Plug and Play ACPI device, IDs INT3f0d PNP0c02 (active)
>[    0.417925] pnp 00:03: Plug and Play ACPI device, IDs PNP0303 (active)
>[    0.417943] pnp 00:04: Plug and Play ACPI device, IDs DLL0704 PNP0f13 (active)
>[    0.418112] system 00:05: [mem 0xfed10000-0xfed17fff] has been reserved
>[    0.418116] system 00:05: [mem 0xfed18000-0xfed18fff] has been reserved
>[    0.418119] system 00:05: [mem 0xfed19000-0xfed19fff] has been reserved
>[    0.418122] system 00:05: [mem 0xe0000000-0xefffffff] has been reserved
>[    0.418125] system 00:05: [mem 0xfed20000-0xfed3ffff] has been reserved
>[    0.418128] system 00:05: [mem 0xfed90000-0xfed93fff] could not be reserved
>[    0.418132] system 00:05: [mem 0xfed45000-0xfed8ffff] has been reserved
>[    0.418135] system 00:05: [mem 0xff000000-0xffffffff] has been reserved
>[    0.418138] system 00:05: [mem 0xfee00000-0xfeefffff] could not be reserved
>[    0.418141] system 00:05: [mem 0xdffe0000-0xdfffffff] has been reserved
>[    0.418145] system 00:05: Plug and Play ACPI device, IDs PNP0c02 (active)
>[    0.418176] system 00:06: [mem 0xfd000000-0xfdabffff] has been reserved
>[    0.418180] system 00:06: [mem 0xfdad0000-0xfdadffff] has been reserved
>[    0.418183] system 00:06: [mem 0xfdb00000-0xfdffffff] has been reserved
>[    0.418186] system 00:06: [mem 0xfe000000-0xfe01ffff] could not be reserved
>[    0.418189] system 00:06: [mem 0xfe036000-0xfe03bfff] has been reserved
>[    0.418193] system 00:06: [mem 0xfe03d000-0xfe3fffff] has been reserved
>[    0.418196] system 00:06: [mem 0xfe410000-0xfe7fffff] has been reserved
>[    0.418199] system 00:06: Plug and Play ACPI device, IDs PNP0c02 (active)
>[    0.418432] system 00:07: [io  0xff00-0xfffe] has been reserved
>[    0.418436] system 00:07: Plug and Play ACPI device, IDs PNP0c02 (active)
>[    0.419300] system 00:08: [mem 0xfe029000-0xfe029fff] has been reserved
>[    0.419304] system 00:08: [mem 0xfe028000-0xfe028fff] has been reserved
>[    0.419308] system 00:08: Plug and Play ACPI device, IDs PNP0c02 (active)
>[    0.419830] pnp 00:09: Plug and Play ACPI device, IDs PNP0c31 (active)
>[    0.428940] pnp: PnP ACPI: found 10 devices
>[    0.437161] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns
>[    0.437188] pci 0000:02:01.0: bridge window [io  0x1000-0x0fff] to [bus 04] add_size 1000
>[    0.437190] pci 0000:02:01.0: bridge window [mem 0x00100000-0x000fffff 64bit pref] to [bus 04] add_size 200000 add_align 100000
>[    0.437192] pci 0000:02:01.0: bridge window [mem 0x00100000-0x000fffff] to [bus 04] add_size 200000 add_align 100000
>[    0.437209] pci 0000:02:01.0: res[13]=[io  0x1000-0x0fff] res_to_dev_res add_size 1000 min_align 1000
>[    0.437211] pci 0000:01:00.0: bridge window [io  0x1000-0x0fff] to [bus 02-05] add_size 1000
>[    0.437213] pci 0000:02:01.0: res[15]=[mem 0x00100000-0x000fffff 64bit pref] res_to_dev_res add_size 200000 min_align 100000
>[    0.437214] pci 0000:02:01.0: res[15]=[mem 0x00100000-0x000fffff 64bit pref] res_to_dev_res add_size 200000 min_align 100000
>[    0.437216] pci 0000:01:00.0: bridge window [mem 0x00100000-0x000fffff 64bit pref] to [bus 02-05] add_size 200000 add_align 100000
>[    0.437217] pci 0000:02:01.0: res[14]=[mem 0x00100000-0x000fffff] res_to_dev_res add_size 200000 min_align 100000
>[    0.437219] pci 0000:02:01.0: res[14]=[mem 0x00100000-0x000fffff] res_to_dev_res add_size 200000 min_align 100000
>[    0.437220] pci 0000:01:00.0: bridge window [mem 0x00100000-0x001fffff] to [bus 02-05] add_size 200000 add_align 100000
>[    0.437226] pci 0000:01:00.0: res[13]=[io  0x1000-0x0fff] res_to_dev_res add_size 1000 min_align 1000
>[    0.437228] pci 0000:00:1c.0: bridge window [io  0x1000-0x0fff] to [bus 01-39] add_size 1000
>[    0.437246] pci 0000:00:1c.0: res[13]=[io  0x1000-0x0fff] res_to_dev_res add_size 1000 min_align 1000
>[    0.437247] pci 0000:00:1c.0: res[13]=[io  0x1000-0x1fff] res_to_dev_res add_size 1000 min_align 1000
>[    0.437250] pci 0000:00:1c.0: BAR 13: assigned [io  0x2000-0x2fff]
>[    0.437254] pci 0000:01:00.0: res[14]=[mem 0x00100000-0x001fffff] res_to_dev_res add_size 200000 min_align 100000
>[    0.437255] pci 0000:01:00.0: res[14]=[mem 0x00100000-0x003fffff] res_to_dev_res add_size 200000 min_align 100000
>[    0.437257] pci 0000:01:00.0: res[15]=[mem 0x00100000-0x000fffff 64bit pref] res_to_dev_res add_size 200000 min_align 100000
>[    0.437258] pci 0000:01:00.0: res[15]=[mem 0x00100000-0x002fffff 64bit pref] res_to_dev_res add_size 200000 min_align 100000
>[    0.437260] pci 0000:01:00.0: res[13]=[io  0x1000-0x0fff] res_to_dev_res add_size 1000 min_align 1000
>[    0.437261] pci 0000:01:00.0: res[13]=[io  0x1000-0x1fff] res_to_dev_res add_size 1000 min_align 1000
>[    0.437263] pci 0000:01:00.0: BAR 14: assigned [mem 0xc4000000-0xc42fffff]
>[    0.437267] pci 0000:01:00.0: BAR 15: assigned [mem 0xa0000000-0xa01fffff 64bit pref]
>[    0.437272] pci 0000:01:00.0: BAR 13: assigned [io  0x2000-0x2fff]
>[    0.437276] pci 0000:02:01.0: res[14]=[mem 0x00100000-0x000fffff] res_to_dev_res add_size 200000 min_align 100000
>[    0.437277] pci 0000:02:01.0: res[14]=[mem 0x00100000-0x002fffff] res_to_dev_res add_size 200000 min_align 100000
>[    0.437279] pci 0000:02:01.0: res[15]=[mem 0x00100000-0x000fffff 64bit pref] res_to_dev_res add_size 200000 min_align 100000
>[    0.437280] pci 0000:02:01.0: res[15]=[mem 0x00100000-0x002fffff 64bit pref] res_to_dev_res add_size 200000 min_align 100000
>[    0.437281] pci 0000:02:01.0: res[13]=[io  0x1000-0x0fff] res_to_dev_res add_size 1000 min_align 1000
>[    0.437283] pci 0000:02:01.0: res[13]=[io  0x1000-0x1fff] res_to_dev_res add_size 1000 min_align 1000
>[    0.437284] pci 0000:02:01.0: BAR 14: assigned [mem 0xc4000000-0xc41fffff]
>[    0.437288] pci 0000:02:01.0: BAR 15: assigned [mem 0xa0000000-0xa01fffff 64bit pref]
>[    0.437293] pci 0000:02:02.0: BAR 14: assigned [mem 0xc4200000-0xc42fffff]
>[    0.437296] pci 0000:02:01.0: BAR 13: assigned [io  0x2000-0x2fff]
>[    0.437300] pci 0000:02:00.0: PCI bridge to [bus 03]
>[    0.437314] pci 0000:02:01.0: PCI bridge to [bus 04]
>[    0.437318] pci 0000:02:01.0:   bridge window [io  0x2000-0x2fff]
>[    0.437325] pci 0000:02:01.0:   bridge window [mem 0xc4000000-0xc41fffff]
>[    0.437331] pci 0000:02:01.0:   bridge window [mem 0xa0000000-0xa01fffff 64bit pref]
>[    0.437343] pci 0000:05:00.0: BAR 0: assigned [mem 0xc4200000-0xc420ffff]
>[    0.437350] pci 0000:02:02.0: PCI bridge to [bus 05]
>[    0.437357] pci 0000:02:02.0:   bridge window [mem 0xc4200000-0xc42fffff]
>[    0.437368] pci 0000:01:00.0: PCI bridge to [bus 02-05]
>[    0.437372] pci 0000:01:00.0:   bridge window [io  0x2000-0x2fff]
>[    0.437378] pci 0000:01:00.0:   bridge window [mem 0xc4000000-0xc42fffff]
>[    0.437384] pci 0000:01:00.0:   bridge window [mem 0xa0000000-0xa01fffff 64bit pref]
>[    0.437393] pci 0000:00:1c.0: PCI bridge to [bus 01-39]
>[    0.437397] pci 0000:00:1c.0:   bridge window [io  0x2000-0x2fff]
>[    0.437402] pci 0000:00:1c.0:   bridge window [mem 0xc4000000-0xda0fffff]
>[    0.437406] pci 0000:00:1c.0:   bridge window [mem 0xa0000000-0xc1ffffff 64bit pref]
>[    0.437414] pci 0000:00:1c.4: PCI bridge to [bus 3a]
>[    0.437419] pci 0000:00:1c.4:   bridge window [mem 0xdc000000-0xdc4fffff]
>[    0.437427] pci 0000:00:1c.5: PCI bridge to [bus 3b]
>[    0.437432] pci 0000:00:1c.5:   bridge window [mem 0xdc600000-0xdc6fffff]
>[    0.437440] pci 0000:00:1d.0: PCI bridge to [bus 3c]
>[    0.437444] pci 0000:00:1d.0:   bridge window [io  0xe000-0xefff]
>[    0.437449] pci 0000:00:1d.0:   bridge window [mem 0xdc500000-0xdc5fffff]
>[    0.437457] pci_bus 0000:00: resource 4 [io  0x0000-0x0cf7 window]
>[    0.437459] pci_bus 0000:00: resource 5 [io  0x0d00-0xffff window]
>[    0.437460] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window]
>[    0.437461] pci_bus 0000:00: resource 7 [mem 0x000c0000-0x000c3fff window]
>[    0.437462] pci_bus 0000:00: resource 8 [mem 0x000c4000-0x000c7fff window]
>[    0.437464] pci_bus 0000:00: resource 9 [mem 0x000c8000-0x000cbfff window]
>[    0.437465] pci_bus 0000:00: resource 10 [mem 0x000cc000-0x000cffff window]
>[    0.437466] pci_bus 0000:00: resource 11 [mem 0x000d0000-0x000d3fff window]
>[    0.437467] pci_bus 0000:00: resource 12 [mem 0x000d4000-0x000d7fff window]
>[    0.437468] pci_bus 0000:00: resource 13 [mem 0x000d8000-0x000dbfff window]
>[    0.437469] pci_bus 0000:00: resource 14 [mem 0x000dc000-0x000dffff window]
>[    0.437470] pci_bus 0000:00: resource 15 [mem 0x000e0000-0x000e3fff window]
>[    0.437472] pci_bus 0000:00: resource 16 [mem 0x000e4000-0x000e7fff window]
>[    0.437473] pci_bus 0000:00: resource 17 [mem 0x000e8000-0x000ebfff window]
>[    0.437474] pci_bus 0000:00: resource 18 [mem 0x000ec000-0x000effff window]
>[    0.437475] pci_bus 0000:00: resource 19 [mem 0x7e000000-0xdfffffff window]
>[    0.437476] pci_bus 0000:00: resource 20 [mem 0xfd000000-0xfe7fffff window]
>[    0.437477] pci_bus 0000:01: resource 0 [io  0x2000-0x2fff]
>[    0.437479] pci_bus 0000:01: resource 1 [mem 0xc4000000-0xda0fffff]
>[    0.437480] pci_bus 0000:01: resource 2 [mem 0xa0000000-0xc1ffffff 64bit pref]
>[    0.437481] pci_bus 0000:02: resource 0 [io  0x2000-0x2fff]
>[    0.437482] pci_bus 0000:02: resource 1 [mem 0xc4000000-0xc42fffff]
>[    0.437483] pci_bus 0000:02: resource 2 [mem 0xa0000000-0xa01fffff 64bit pref]
>[    0.437485] pci_bus 0000:04: resource 0 [io  0x2000-0x2fff]
>[    0.437486] pci_bus 0000:04: resource 1 [mem 0xc4000000-0xc41fffff]
>[    0.437487] pci_bus 0000:04: resource 2 [mem 0xa0000000-0xa01fffff 64bit pref]
>[    0.437488] pci_bus 0000:05: resource 1 [mem 0xc4200000-0xc42fffff]
>[    0.437489] pci_bus 0000:3a: resource 1 [mem 0xdc000000-0xdc4fffff]
>[    0.437490] pci_bus 0000:3b: resource 1 [mem 0xdc600000-0xdc6fffff]
>[    0.437492] pci_bus 0000:3c: resource 0 [io  0xe000-0xefff]
>[    0.437493] pci_bus 0000:3c: resource 1 [mem 0xdc500000-0xdc5fffff]
>[    0.437517] NET: Registered protocol family 2
>[    0.437623] TCP established hash table entries: 65536 (order: 7, 524288 bytes)
>[    0.437695] TCP bind hash table entries: 65536 (order: 8, 1048576 bytes)
>[    0.437805] TCP: Hash tables configured (established 65536 bind 65536)
>[    0.437820] UDP hash table entries: 4096 (order: 5, 131072 bytes)
>[    0.437837] UDP-Lite hash table entries: 4096 (order: 5, 131072 bytes)
>[    0.437910] NET: Registered protocol family 1
>[    0.438034] RPC: Registered named UNIX socket transport module.
>[    0.438037] RPC: Registered udp transport module.
>[    0.438039] RPC: Registered tcp transport module.
>[    0.438042] RPC: Registered tcp NFSv4.1 backchannel transport module.
>[    0.438051] pci 0000:00:02.0: Video device with shadowed ROM
>[    0.438672] pci 0000:01:00.0: enabling device (0000 -> 0003)
>[    0.438684] pci 0000:02:02.0: enabling device (0000 -> 0002)
>[    0.438695] pci 0000:05:00.0: enabling device (0000 -> 0002)
>[    0.438832] PCI: CLS 0 bytes, default 64
>[    0.438908] DMAR: ACPI device "device:5f" under DMAR at fed91000 as 00:15.0
>[    0.438912] DMAR: ACPI device "device:60" under DMAR at fed91000 as 00:15.1
>[    0.438921] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)
>[    0.438924] software IO TLB [mem 0x5f018000-0x63018000] (64MB) mapped at [ffff88005f018000-ffff880063017fff]
>[    0.440536] futex hash table entries: 1024 (order: 4, 65536 bytes)
>[    0.440555] audit: initializing netlink subsys (disabled)
>[    0.440562] audit: type=2000 audit(1451921464.425:1): initialized
>[    0.440678] Initialise system trusted keyring
>[    0.442123] VFS: Disk quotas dquot_6.6.0
>[    0.442149] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
>[    0.442297] NFS: Registering the id_resolver key type
>[    0.442302] Key type id_resolver registered
>[    0.442305] Key type id_legacy registered
>[    0.442315] romfs: ROMFS MTD (C) 2007 Red Hat, Inc.
>[    0.448063] async_tx: api initialized (async)
>[    0.448094] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250)
>[    0.448179] io scheduler noop registered
>[    0.448184] io scheduler deadline registered
>[    0.448208] io scheduler cfq registered (default)
>[    0.449087] pcieport 0000:02:01.0: enabling device (0000 -> 0003)
>[    0.449367] pci_hotplug: PCI Hot Plug PCI Core version: 0.5
>[    0.449374] pciehp: PCI Express Hot Plug Controller Driver version: 0.4
>[    0.449391] efifb: probing for efifb
>[    0.449401] efifb: framebuffer at 0x90000000, mapped to 0xffffc90000800000, using 8100k, total 8100k
>[    0.449405] efifb: mode is 1920x1080x32, linelength=7680, pages=1
>[    0.449408] efifb: scrolling: redraw
>[    0.449410] efifb: Truecolor: size=8:8:8:8, shift=24:16:8:0
>[    0.452939] Console: switching to colour frame buffer device 240x67
>[    0.456091] fb0: EFI VGA frame buffer device
>[    0.456109] intel_idle: MWAIT substates: 0x11142120
>[    0.456110] intel_idle: v0.4 model 0x4E
>[    0.456111] intel_idle: lapic_timer_reliable_states 0xffffffff
>[    0.456343] GHES: HEST is not enabled!
>[    0.460798] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
>[    0.461544] [drm] Initialized drm 1.1.0 20060810
>[    0.465676] brd: module loaded
>[    0.465689] mtip32xx Version 1.3.1
>[    0.467046] scsi host0: pata_legacy
>[    0.467088] ata1: PATA max PIO4 cmd 0x1f0 ctl 0x3f6 irq 14
>[    0.574494]  nvme0n1: p1 p2
>[    0.619092] scsi host1: pata_legacy
>[    0.619142] ata2: PATA max PIO4 cmd 0x170 ctl 0x376 irq 15
>[    0.770667] i8042: PNP: PS/2 Controller [PNP0303:PS2K,PNP0f13:PS2M] at 0x60,0x64 irq 1,12
>[    0.771243] i8042: Warning: Keylock active
>[    0.773578] serio: i8042 KBD port at 0x60,0x64 irq 1
>[    0.773595] serio: i8042 AUX port at 0x60,0x64 irq 12
>[    0.773856] mousedev: PS/2 mouse device common for all mice
>[    0.773956] rtc_cmos 00:01: RTC can wake from S4
>[    0.774404] rtc_cmos 00:01: rtc core: registered rtc_cmos as rtc0
>[    0.774530] rtc_cmos 00:01: alarms up to one month, y3k, 242 bytes nvram, hpet irqs
>[    0.774563] md: linear personality registered for level -1
>[    0.774581] md: raid0 personality registered for level 0
>[    0.774604] md: raid1 personality registered for level 1
>[    0.774623] md: raid10 personality registered for level 10
>[    0.774828] md: raid6 personality registered for level 6
>[    0.774849] md: raid5 personality registered for level 5
>[    0.774870] md: raid4 personality registered for level 4
>[    0.774921] md: multipath personality registered for level -4
>[    0.774971] device-mapper: uevent: version 1.0.3
>[    0.775112] device-mapper: ioctl: 4.34.0-ioctl (2015-10-28) initialised: dm-devel@redhat.com
>[    0.775143] Intel P-state driver initializing.
>[    0.775159] intel_pstate: HWP enabled
>[    0.776035] Initializing XFRM netlink socket
>[    0.776070] NET: Registered protocol family 17
>[    0.776102] Key type dns_resolver registered
>[    0.776109] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input0
>[    0.776334] microcode: CPU0 sig=0x406e3, pf=0x80, revision=0x5e
>[    0.778496] microcode: CPU1 sig=0x406e3, pf=0x80, revision=0x5e
>[    0.779227] microcode: CPU2 sig=0x406e3, pf=0x80, revision=0x5e
>[    0.780044] microcode: CPU3 sig=0x406e3, pf=0x80, revision=0x5e
>[    0.780626] microcode: Microcode Update Driver: v2.01 <tigran@aivazian.fsnet.co.uk>, Peter Oruba
>[    0.781229] AVX2 version of gcm_enc/dec engaged.
>[    0.781738] AES CTR mode by8 optimization enabled
>[    0.785048] registered taskstats version 1
>[    0.785633] Loading compiled-in X.509 certificates
>[    0.786694] Btrfs loaded
>[    0.788616] md: Waiting for all devices to be available before autodetect
>[    0.789236] md: If you don't use raid, use raid=noautodetect
>[    0.790108] md: Autodetecting RAID arrays.
>[    0.790699] md: Scanned 0 and added 0 devices.
>[    0.791289] md: autorun ...
>[    0.791856] md: ... autorun DONE.
>[    0.792751] BTRFS: device fsid 3c627358-6a0b-4923-874b-005f625e88be devid 1 transid 1241 /dev/root
>[    0.793605] BTRFS info (device nvme0n1p2): disk space caching is enabled
>[    0.794219] BTRFS: has skinny extents
>[    0.804634] BTRFS: detected SSD devices, enabling SSD mode
>[    0.810968] VFS: Mounted root (btrfs filesystem) readonly on device 0:15.
>[    0.813244] devtmpfs: mounted
>[    0.816035] Freeing unused kernel memory: 1168K (ffffffff81a78000 - ffffffff81b9c000)
>[    0.902163] loop: module loaded
>[    1.046633] random: udevd urandom read with 17 bits of entropy available
>[    1.087601] udevd[506]: starting eudev-3.1.5
>[    1.113205] ACPI: Deprecated procfs I/F for AC is loaded, please retry with CONFIG_ACPI_PROCFS_POWER cleared
>[    1.114237] ACPI: AC Adapter [AC] (on-line)
>[    1.115020] input: Lid Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0D:00/input/input2
>[    1.116563] ACPI: Lid Switch [LID0]
>[    1.118061] input: Power Button as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0C:00/input/input3
>[    1.119274] ACPI: Power Button [PBTN]
>[    1.120775] input: Sleep Button as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0E:00/input/input4
>[    1.121154] genirq: Flags mismatch irq 14. 00000080 (INT344B:00) vs. 00000000 (pata_legacy.0)
>[    1.121156] sunrisepoint-pinctrl INT344B:00: failed to request interrupt
>[    1.123568] ACPI: Sleep Button [SBTN]
>[    1.124376] Bluetooth: Core ver 2.21
>[    1.124383] NET: Registered protocol family 31
>[    1.124383] Bluetooth: HCI device and connection manager initialized
>[    1.124386] Bluetooth: HCI socket layer initialized
>[    1.124387] Bluetooth: L2CAP socket layer initialized
>[    1.124390] Bluetooth: SCO socket layer initialized
>[    1.125086] sunrisepoint-pinctrl: probe of INT344B:00 failed with error -16
>[    1.125900] Bluetooth: HCI UART driver ver 2.3
>[    1.125900] Bluetooth: HCI UART protocol H4 registered
>[    1.125901] Bluetooth: HCI UART protocol BCSP registered
>[    1.125901] Bluetooth: HCI UART protocol LL registered
>[    1.125901] Bluetooth: HCI UART protocol ATH3K registered
>[    1.125902] Bluetooth: HCI UART protocol Three-wire (H5) registered
>[    1.125973] Bluetooth: HCI UART protocol Intel registered
>[    1.125985] Bluetooth: HCI UART protocol BCM registered
>[    1.126008] tpm_tis 00:09: 1.2 TPM (device-id 0xFE, rev-id 2)
>[    1.127489] ACPI Warning: \_SB_.IETM._ART: Return Package type mismatch at index 0 - found Integer, expected Reference (20150930/nspredef-297)
>[    1.127493] ACPI: Invalid package element [0]: got number, expecting [R]
>[    1.136595] _ART package 0 is invalid, ignored
>[    1.136595] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input5
>[    1.138415] ACPI: Power Button [PWRF]
>[    1.143068] int3403 thermal: probe of INT3403:03 failed with error -22
>[    1.143159] hidraw: raw HID events driver (C) Jiri Kosina
>[    1.156340] ACPI Error: [\_SB_.PCI0.LPCB.H_EC.ECAV] Namespace lookup failure, AE_NOT_FOUND (20150930/psargs-359)
>[    1.157508] ACPI Error: Method parse/execution failed [\_TZ.FNCL] (Node ffff8802778c4fc8), AE_NOT_FOUND (20150930/psparse-542)
>[    1.158680] ACPI Error: Method parse/execution failed [\_TZ.FN00._ON] (Node ffff8802778c49d8), AE_NOT_FOUND (20150930/psparse-542)
>[    1.160022] acpi PNP0C0B:00: Failed to change power state to D0
>[    1.160144] thermal LNXTHERM:00: registered as thermal_zone4
>[    1.160145] ACPI: Thermal Zone [THM] (25 C)
>[    1.165964] ACPI Error: [\_SB_.PCI0.LPCB.H_EC.ECAV] Namespace lookup failure, AE_NOT_FOUND (20150930/psargs-359)
>[    1.166656] ACPI Error: Method parse/execution failed [\_TZ.TZ00._TMP] (Node ffff8802778f4230), AE_NOT_FOUND (20150930/psparse-542)
>[    1.176138] ACPI Error: [\_SB_.PCI0.LPCB.H_EC.ECAV] Namespace lookup failure, AE_NOT_FOUND (20150930/psargs-359)
>[    1.176856] ACPI Error: Method parse/execution failed [\_TZ.FNCL] (Node ffff8802778c4fc8), AE_NOT_FOUND (20150930/psparse-542)
>[    1.177616] ACPI Error: Method parse/execution failed [\_TZ.FN00._ON] (Node ffff8802778c49d8), AE_NOT_FOUND (20150930/psparse-542)
>[    1.178442] acpi PNP0C0B:00: Setting initial power state
>[    1.180744] ACPI Error: [\_SB_.PCI0.LPCB.H_EC.ECAV] Namespace lookup failure, AE_NOT_FOUND (20150930/psargs-359)
>[    1.182147] ACPI Error: Method parse/execution failed [\_TZ.TZ00._TMP] (Node ffff8802778f4230), AE_NOT_FOUND (20150930/psparse-542)
>[    1.185008] ACPI Error: [\_SB_.PCI0.LPCB.H_EC.ECAV] Namespace lookup failure, AE_NOT_FOUND (20150930/psargs-359)
>[    1.185972] acpi PNP0C0B:00: Cannot transition from (unknown) to D3hot
>[    1.187882] ACPI Error: Method parse/execution failed [\_TZ.TZ01._TMP] (Node ffff8802778f42f8), AE_NOT_FOUND (20150930/psparse-542)
>[    1.191605] ACPI Error: [\_SB_.PCI0.LPCB.H_EC.ECAV] Namespace lookup failure, AE_NOT_FOUND (20150930/psargs-359)
>[    1.193032] ACPI Error: Method parse/execution failed [\_TZ.TZ01._TMP] (Node ffff8802778f42f8), AE_NOT_FOUND (20150930/psparse-542)
>[    1.196122] ACPI Error: [\_SB_.PCI0.LPCB.H_EC.ECAV] Namespace lookup failure, AE_NOT_FOUND (20150930/psargs-359)
>[    1.196965] ACPI Error: Method parse/execution failed [\_TZ.FNCL] (Node ffff8802778c4fc8), AE_NOT_FOUND (20150930/psparse-542)
>[    1.197761] ACPI Error: Method parse/execution failed [\_TZ.FN01._ON] (Node ffff8802778c4b18), AE_NOT_FOUND (20150930/psparse-542)
>[    1.198625] ACPI: Deprecated procfs I/F for battery is loaded, please retry with CONFIG_ACPI_PROCFS_POWER cleared
>[    1.198634] acpi PNP0C0B:01: Failed to change power state to D0
>[    1.200375] ACPI: Battery Slot [BAT0] (battery present)
>[    1.201649] wmi: Mapper loaded
>[    1.204037] ACPI Error: [\_SB_.PCI0.LPCB.H_EC.ECAV] Namespace lookup failure, AE_NOT_FOUND (20150930/psargs-359)
>[    1.205194] ACPI Error: Method parse/execution failed [\_TZ.FNCL] (Node ffff8802778c4fc8), AE_NOT_FOUND (20150930/psparse-542)
>[    1.206584] ACPI Error: Method parse/execution failed [\_TZ.FN01._ON] (Node ffff8802778c4b18), AE_NOT_FOUND (20150930/psparse-542)
>[    1.208220] proc_thermal 0000:00:04.0: enabling device (0000 -> 0002)
>[    1.208509] Setting dangerous option enable_rc6 - tainting kernel
>[    1.208511] Setting dangerous option enable_fbc - tainting kernel
>[    1.208513] i915: unknown parameter 'lvds_downclock' ignored
>[    1.208515] Setting dangerous option semaphores - tainting kernel
>[    1.208516] Setting dangerous option enable_rc6 - tainting kernel
>[    1.214276] acpi PNP0C0B:01: Setting initial power state
>[    1.216544] shpchp: Standard Hot Plug PCI Controller Driver version: 0.4
>[    1.218263] xhci_hcd 0000:00:14.0: xHCI Host Controller
>[    1.219773] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 1
>[    1.222041] acpi PNP0C0B:01: Cannot transition from (unknown) to D3hot
>[    1.222379] xhci_hcd 0000:00:14.0: hcc params 0x200077c1 hci version 0x100 quirks 0x00109810
>[    1.222385] xhci_hcd 0000:00:14.0: cache line size of 64 is not supported
>[    1.222564] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002
>[    1.222565] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
>[    1.222566] usb usb1: Product: xHCI Host Controller
>[    1.222567] usb usb1: Manufacturer: Linux 4.4.0-rc8-native xhci-hcd
>[    1.222568] usb usb1: SerialNumber: 0000:00:14.0
>[    1.222674] hub 1-0:1.0: USB hub found
>[    1.222688] hub 1-0:1.0: 12 ports detected
>[    1.231133] xhci_hcd 0000:00:14.0: xHCI Host Controller
>[    1.231172] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 2
>[    1.231203] usb usb2: New USB device found, idVendor=1d6b, idProduct=0003
>[    1.231205] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
>[    1.231206] usb usb2: Product: xHCI Host Controller
>[    1.231207] usb usb2: Manufacturer: Linux 4.4.0-rc8-native xhci-hcd
>[    1.231208] usb usb2: SerialNumber: 0000:00:14.0
>[    1.231305] hub 2-0:1.0: USB hub found
>[    1.231316] hub 2-0:1.0: 6 ports detected
>[    1.233754] usb: port power management may be unreliable
>[    1.235228] usbcore: registered new interface driver brcmfmac
>[    1.235332] brcmfmac 0000:3a:00.0: enabling device (0000 -> 0002)
>[    1.236172] xhci_hcd 0000:05:00.0: xHCI Host Controller
>[    1.236366] xhci_hcd 0000:05:00.0: new USB bus registered, assigned bus number 3
>[    1.237593] [drm] Memory usable by graphics device = 4096M
>[    1.237623] checking generic (90000000 7e9000) vs hw (90000000 10000000)
>[    1.237624] fb: switching to inteldrmfb from EFI VGA
>[    1.237647] xhci_hcd 0000:05:00.0: hcc params 0x200077c1 hci version 0x100 quirks 0x00009810
>[    1.237787] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002
>[    1.237788] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1
>[    1.237789] usb usb3: Product: xHCI Host Controller
>[    1.237790] usb usb3: Manufacturer: Linux 4.4.0-rc8-native xhci-hcd
>[    1.237791] usb usb3: SerialNumber: 0000:05:00.0
>[    1.238502] hub 3-0:1.0: USB hub found
>[    1.238508] hub 3-0:1.0: 2 ports detected
>[    1.238618] xhci_hcd 0000:05:00.0: xHCI Host Controller
>[    1.238673] xhci_hcd 0000:05:00.0: new USB bus registered, assigned bus number 4
>[    1.238700] usb usb4: New USB device found, idVendor=1d6b, idProduct=0003
>[    1.238701] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1
>[    1.238702] usb usb4: Product: xHCI Host Controller
>[    1.238702] usb usb4: Manufacturer: Linux 4.4.0-rc8-native xhci-hcd
>[    1.238703] usb usb4: SerialNumber: 0000:05:00.0
>[    1.238804] hub 4-0:1.0: USB hub found
>[    1.238827] hub 4-0:1.0: 2 ports detected
>[    1.238877] rtsx_pci 0000:3b:00.0: rtsx_pci_acquire_irq: pcr->msi_en = 1, pci->irq = 132
>[    1.250530] EFI Variables Facility v0.08 2004-May-17
>[    1.267111] Console: switching to colour dummy device 80x25
>[    1.267175] [drm] Replacing VGA console driver
>[    1.273027] ACPI Error: [\_SB_.PCI0.LPCB.H_EC.ECAV] Namespace lookup failure, AE_NOT_FOUND (20150930/psargs-359)
>[    1.273038] ACPI Error: Method parse/execution failed [\_TZ.FNCL] (Node ffff8802778c4fc8), AE_NOT_FOUND (20150930/psparse-542)
>[    1.273049] ACPI Error: Method parse/execution failed [\_TZ.FN02._ON] (Node ffff8802778c4c58), AE_NOT_FOUND (20150930/psparse-542)
>[    1.273070] acpi PNP0C0B:02: Failed to change power state to D0
>[    1.273452] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
>[    1.273457] [drm] Driver supports precise vblank timestamp query.
>[    1.277177] vgaarb: device changed decodes: PCI:0000:00:02.0,olddecodes=io+mem,decodes=io+mem:owns=io+mem
>[    1.278091] ACPI Error: [\_SB_.PCI0.LPCB.H_EC.ECAV] Namespace lookup failure, AE_NOT_FOUND (20150930/psargs-359)
>[    1.278105] ACPI Error: Method parse/execution failed [\_TZ.FNCL] (Node ffff8802778c4fc8), AE_NOT_FOUND (20150930/psparse-542)
>[    1.278121] ACPI Error: Method parse/execution failed [\_TZ.FN02._ON] (Node ffff8802778c4c58), AE_NOT_FOUND (20150930/psparse-542)
>[    1.278132] acpi PNP0C0B:02: Setting initial power state
>[    1.283014] acpi PNP0C0B:02: Cannot transition from (unknown) to D3hot
>[    1.288101] ACPI Error: [\_SB_.PCI0.LPCB.H_EC.ECAV] Namespace lookup failure, AE_NOT_FOUND (20150930/psargs-359)
>[    1.288116] ACPI Error: Method parse/execution failed [\_TZ.FNCL] (Node ffff8802778c4fc8), AE_NOT_FOUND (20150930/psparse-542)
>[    1.288126] ACPI Error: Method parse/execution failed [\_TZ.FN03._ON] (Node ffff8802778c4d98), AE_NOT_FOUND (20150930/psparse-542)
>[    1.288136] acpi PNP0C0B:03: Failed to change power state to D0
>[    1.293136] ACPI Error: [\_SB_.PCI0.LPCB.H_EC.ECAV] Namespace lookup failure, AE_NOT_FOUND (20150930/psargs-359)
>[    1.293144] ACPI Error: Method parse/execution failed [\_TZ.FNCL] (Node ffff8802778c4fc8), AE_NOT_FOUND (20150930/psparse-542)
>[    1.293152] ACPI Error: Method parse/execution failed [\_TZ.FN03._ON] (Node ffff8802778c4d98), AE_NOT_FOUND (20150930/psparse-542)
>[    1.293161] acpi PNP0C0B:03: Setting initial power state
>[    1.299984] acpi PNP0C0B:03: Cannot transition from (unknown) to D3hot
>[    1.308816] ACPI Error: [\_SB_.PCI0.LPCB.H_EC.ECAV] Namespace lookup failure, AE_NOT_FOUND (20150930/psargs-359)
>[    1.308825] ACPI Error: Method parse/execution failed [\_TZ.FNCL] (Node ffff8802778c4fc8), AE_NOT_FOUND (20150930/psparse-542)
>[    1.308833] ACPI Error: Method parse/execution failed [\_TZ.FN04._ON] (Node ffff8802778c4ed8), AE_NOT_FOUND (20150930/psparse-542)
>[    1.308888] acpi PNP0C0B:04: Failed to change power state to D0
>[    1.308914] ACPI: Video Device [GFX0] (multi-head: yes  rom: no  post: no)
>[    1.310062] input: Video Bus as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/LNXVIDEO:00/input/input7
>[    1.310159] [drm] Initialized i915 1.6.0 20151010 for 0000:00:02.0 on minor 0
>[    1.310310] mei_me 0000:00:16.0: enabling device (0000 -> 0002)
>[    1.314239] ACPI Error: [\_SB_.PCI0.LPCB.H_EC.ECAV] Namespace lookup failure, AE_NOT_FOUND (20150930/psargs-359)
>[    1.314249] ACPI Error: Method parse/execution failed [\_TZ.FNCL] (Node ffff8802778c4fc8), AE_NOT_FOUND (20150930/psparse-542)
>[    1.314266] ACPI Error: Method parse/execution failed [\_TZ.FN04._ON] (Node ffff8802778c4ed8), AE_NOT_FOUND (20150930/psparse-542)
>[    1.314275] acpi PNP0C0B:04: Setting initial power state
>[    1.319055] acpi PNP0C0B:04: Cannot transition from (unknown) to D3hot
>[    1.321107] intel_rapl: Found RAPL domain package
>[    1.321112] intel_rapl: Found RAPL domain core
>[    1.321115] intel_rapl: Found RAPL domain uncore
>[    1.321118] intel_rapl: Found RAPL domain dram
>[    1.324025] ACPI Warning: SystemIO range 0x000000000000F040-0x000000000000F05F conflicts with OpRegion 0x000000000000F040-0x000000000000F04F (\_SB_.PCI0.SBUS.SMBI) (20150930/utaddress-254)
>[    1.324040] ACPI: If an ACPI driver is available for this device, you should use it instead of the native driver
>[    1.324246] snd_hda_intel 0000:00:1f.3: enabling device (0000 -> 0002)
>[    1.337007] dcdbas dcdbas: Dell Systems Management Base Driver (version 5.6.0-3.2)
>[    1.341197] brcmfmac 0000:3a:00.0: Direct firmware load for brcm/brcmfmac4350-pcie.txt failed with error -2
>[    1.404337] input: Dell WMI hotkeys as /devices/virtual/input/input8
>[    1.453549] cfg80211: World regulatory domain updated:
>[    1.453555] cfg80211:  DFS Master region: unset
>[    1.453584] cfg80211:   (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp), (dfs_cac_time)
>[    1.453593] cfg80211:   (2402000 KHz - 2472000 KHz @ 40000 KHz), (N/A, 2000 mBm), (N/A)
>[    1.453598] cfg80211:   (2457000 KHz - 2482000 KHz @ 40000 KHz), (N/A, 2000 mBm), (N/A)
>[    1.453628] cfg80211:   (2474000 KHz - 2494000 KHz @ 20000 KHz), (N/A, 2000 mBm), (N/A)
>[    1.453659] cfg80211:   (5170000 KHz - 5250000 KHz @ 80000 KHz, 160000 KHz AUTO), (N/A, 2000 mBm), (N/A)
>[    1.453688] cfg80211:   (5250000 KHz - 5330000 KHz @ 80000 KHz, 160000 KHz AUTO), (N/A, 2000 mBm), (0 s)
>[    1.453694] cfg80211:   (5490000 KHz - 5730000 KHz @ 160000 KHz), (N/A, 2000 mBm), (0 s)
>[    1.453723] cfg80211:   (5735000 KHz - 5835000 KHz @ 80000 KHz), (N/A, 2000 mBm), (N/A)
>[    1.453729] cfg80211:   (57240000 KHz - 63720000 KHz @ 2160000 KHz), (N/A, 0 mBm), (N/A)
>[    1.500507] fbcon: inteldrmfb (fb0) is primary device
>[    1.554408] usb 4-1: new SuperSpeed USB device number 2 using xhci_hcd
>[    1.554444] tsc: Refined TSC clocksource calibration: 2592.006 MHz
>[    1.554445] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x255cbc978bf, max_idle_ns: 440795251759 ns
>[    1.568557] usb 4-1: New USB device found, idVendor=05e3, idProduct=0617
>[    1.568558] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
>[    1.568559] usb 4-1: Product: USB3.0 Hub
>[    1.568560] usb 4-1: Manufacturer: GenesysLogic_2
>[    1.571088] hub 4-1:1.0: USB hub found
>[    1.571408] hub 4-1:1.0: 4 ports detected
>[    1.584032] usb 1-3: new full-speed USB device number 2 using xhci_hcd
>[    1.707143] usb 3-1: new high-speed USB device number 2 using xhci_hcd
>[    1.750613] usb 1-3: New USB device found, idVendor=0a5c, idProduct=6412
>[    1.750616] usb 1-3: New USB device strings: Mfr=1, Product=2, SerialNumber=3
>[    1.750619] usb 1-3: Product: BCM2045A0
>[    1.750621] usb 1-3: Manufacturer: Broadcom Corp
>[    1.750623] usb 1-3: SerialNumber: 3052CB817396
>[    1.762413] brcmf_c_preinit_dcmds: Firmware version = wl0: Oct 22 2015 06:16:26 version 7.35.180.119 (r594535) FWID 01-e791c176
>[    1.813558] brcmf_cfg80211_reg_notifier: not a ISO3166 code
>[    1.838178] usb 4-1.4: new SuperSpeed USB device number 3 using xhci_hcd
>[    1.850090] usb 4-1.4: New USB device found, idVendor=0bda, idProduct=8153
>[    1.850093] usb 4-1.4: New USB device strings: Mfr=1, Product=2, SerialNumber=6
>[    1.850096] usb 4-1.4: Product: USB 10/100/1000 LAN
>[    1.850098] usb 4-1.4: Manufacturer: Realtek
>[    1.850100] usb 4-1.4: SerialNumber: 00001F000000
>[    1.886796] usb 3-1: New USB device found, idVendor=05e3, idProduct=0610
>[    1.886799] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
>[    1.886801] usb 3-1: Product: USB2.0 Hub
>[    1.886803] usb 3-1: Manufacturer: GenesysLogic_2
>[    1.888474] hub 3-1:1.0: USB hub found
>[    1.890127] hub 3-1:1.0: 4 ports detected
>[    1.904050] usb 1-5: new high-speed USB device number 3 using xhci_hcd
>[    2.111392] usb 1-5: New USB device found, idVendor=0bda, idProduct=5682
>[    2.111396] usb 1-5: New USB device strings: Mfr=3, Product=1, SerialNumber=2
>[    2.111398] usb 1-5: Product: Integrated_Webcam_HD
>[    2.111400] usb 1-5: Manufacturer: CKFEH41I373010004022
>[    2.111402] usb 1-5: SerialNumber: 200901010001
>[    2.178064] usb 3-1.1: new full-speed USB device number 3 using xhci_hcd
>[    2.263054] usb 3-1.1: New USB device found, idVendor=045e, idProduct=0745
>[    2.263058] usb 3-1.1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
>[    2.263060] usb 3-1.1: Product: MicrosoftÂ® 2.4GHz Transceiver v8.0
>[    2.263062] usb 3-1.1: Manufacturer: Microsoft
>[    2.297101] psmouse serio1: synaptics: queried max coordinates: x [..5666], y [..4734]
>[    2.328606] psmouse serio1: synaptics: queried min coordinates: x [1276..], y [1118..]
>[    2.333081] usb 3-1.3: new full-speed USB device number 4 using xhci_hcd
>[    2.388074] psmouse serio1: synaptics: Touchpad model: 1, fw: 8.2, id: 0x1e2a1, caps: 0xf00223/0x840300/0x12e800/0x0, board id: 3038, fw id: 2011643
>[    2.414598] usb 3-1.3: config 1 has no interfaces?
>[    2.416755] usb 3-1.3: New USB device found, idVendor=0835, idProduct=2a01
>[    2.416758] usb 3-1.3: New USB device strings: Mfr=1, Product=2, SerialNumber=3
>[    2.416760] usb 3-1.3: Product: BILLBOARD DEVICE
>[    2.416762] usb 3-1.3: Manufacturer: BILLBOARD CLASS
>[    2.416764] usb 3-1.3: SerialNumber: 81B0030000000000C965163700000000
>[    2.429424] input: SynPS/2 Synaptics TouchPad as /devices/platform/i8042/serio1/input/input6
>[    2.444870] Linux video capture interface: v2.00
>[    2.454145] usbcore: registered new interface driver btusb
>[    2.455797] uvcvideo: Found UVC 1.00 device Integrated_Webcam_HD (0bda:5682)
>[    2.463163] Bluetooth: hci0: BCM: chip id 110
>[    2.468047] usbcore: registered new interface driver r8152
>[    2.470870] input: Integrated_Webcam_HD as /devices/pci0000:00/0000:00:14.0/usb1/1-5/1-5:1.0/input/input9
>[    2.471095] usbcore: registered new interface driver uvcvideo
>[    2.471096] USB Video Class driver (1.1.1)
>[    2.473123] usbcore: registered new interface driver cdc_ether
>[    2.474483] usbcore: registered new interface driver usbhid
>[    2.474484] usbhid: USB HID core driver
>[    2.478364] input: Microsoft MicrosoftÂ® 2.4GHz Transceiver v8.0 as /devices/pci0000:00/0000:00:1c.0/0000:01:00.0/0000:02:02.0/0000:05:00.0/usb3/3-1/3-1.1/3-1.1:1.0/0003:045E:0745.0001/input/input10
>[    2.479156] Bluetooth: hci0: BCM4350C5
>[    2.480173] Bluetooth: hci0: BCM (003.006.007) build 0000
>[    2.529516] hid-generic 0003:045E:0745.0001: input,hidraw0: USB HID v1.11 Keyboard [Microsoft MicrosoftÂ® 2.4GHz Transceiver v8.0] on usb-0000:05:00.0-1.1/input0
>[    2.530163] input: Microsoft MicrosoftÂ® 2.4GHz Transceiver v8.0 as /devices/pci0000:00/0000:00:1c.0/0000:01:00.0/0000:02:02.0/0000:05:00.0/usb3/3-1/3-1.1/3-1.1:1.1/0003:045E:0745.0002/input/input11
>[    2.536215] usb 4-1.4: reset SuperSpeed USB device number 3 using xhci_hcd
>[    2.558317] clocksource: Switched to clocksource tsc
>[    2.571959] r8152 4-1.4:1.0 eth0: v1.08.2
>[    2.581217] hid-generic 0003:045E:0745.0002: input,hidraw1: USB HID v1.11 Mouse [Microsoft MicrosoftÂ® 2.4GHz Transceiver v8.0] on usb-0000:05:00.0-1.1/input1
>[    2.591700] input: Microsoft MicrosoftÂ® 2.4GHz Transceiver v8.0 as /devices/pci0000:00/0000:00:1c.0/0000:01:00.0/0000:02:02.0/0000:05:00.0/usb3/3-1/3-1.1/3-1.1:1.2/0003:045E:0745.0003/input/input12
>[    2.642357] hid-generic 0003:045E:0745.0003: input,hiddev0,hidraw2: USB HID v1.11 Device [Microsoft MicrosoftÂ® 2.4GHz Transceiver v8.0] on usb-0000:05:00.0-1.1/input2
>[    2.712274] [drm] RC6 on
>[    2.876211] Bluetooth: hci0: BCM (003.006.007) build 1703
>[    2.892180] Bluetooth: hci0: Dell DW1820A
>[    2.953292] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[    2.955706] ------------[ cut here ]------------
>[    2.955720] WARNING: CPU: 1 PID: 505 at drivers/gpu/drm/i915/intel_pm.c:3597 skl_update_other_pipe_wm+0x1ba/0x1c0 [i915]()
>[    2.955721] WARN_ON(!wm_changed)
>[    2.955743] Modules linked in: hid_generic cdc_ether usbnet r8152 mii usbhid uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb videobuf2_core btrtl v4l2_common videodev joydev rtsx_pci_ms memstick rtsx_pci_sdmmc dell_wmi sparse_keymap dell_laptop dcdbas coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul crc32c_intel psmouse evdev serio_raw efi_pstore efivars snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_timer rtsx_pci snd brcmfmac brcmutil cfg80211 i2c_i801 mmc_core soundcore mei_me mei xhci_pci shpchp xhci_hcd i915 processor_thermal_device intel_soc_dts_iosf iosf_mbi intel_gtt fan wmi thermal i2c_hid battery hid hci_uart btbcm btintel bluetooth pinctrl_sunrisepoint int3400_thermal rfkill acpi_thermal_rel
>[    2.955746]  pinctrl_intel video int3403_thermal acpi_pad int340x_thermal_zone button tpm_tis ac tpm processor loop
>[    2.955747] CPU: 1 PID: 505 Comm: kworker/u8:3 Tainted: G     U          4.4.0-rc8-native #2
>[    2.955748] Hardware name: Dell Inc. XPS 13 9350/0PWNCR, BIOS 1.1.7 11/27/2015
>[    2.955751] Workqueue: events_unbound async_run_entry_fn
>[    2.955753]  ffffffffc0395260 ffff880276743508 ffffffff813a308f ffff880276743550
>[    2.955753]  ffff880276743540 ffffffff81085162 ffff880275c7b000 ffff88027674366c
>[    2.955754]  ffff880275c78000 0000000000000000 ffff8802767435d8 ffff8802767435a0
>[    2.955754] Call Trace:
>[    2.955757]  [<ffffffff813a308f>] dump_stack+0x44/0x55
>[    2.955759]  [<ffffffff81085162>] warn_slowpath_common+0x82/0xc0
>[    2.955760]  [<ffffffff810851ec>] warn_slowpath_fmt+0x4c/0x50
>[    2.955773]  [<ffffffffc02d3c4a>] skl_update_other_pipe_wm+0x1ba/0x1c0 [i915]
>[    2.955784]  [<ffffffffc02d3e81>] skl_update_wm+0x231/0x720 [i915]
>[    2.955793]  [<ffffffff810bf650>] ? wake_atomic_t_function+0x60/0x60
>[    2.955807]  [<ffffffffc02d82ee>] intel_update_watermarks+0x1e/0x30 [i915]
>[    2.955825]  [<ffffffffc033ed28>] haswell_crtc_enable+0x378/0x860 [i915]
>[    2.955842]  [<ffffffffc033a9f5>] intel_atomic_commit+0x475/0x13c0 [i915]
>[    2.955844]  [<ffffffff814cde02>] ? drm_atomic_check_only+0x192/0x590
>[    2.955845]  [<ffffffff814cdba7>] ? drm_atomic_add_affected_connectors+0x27/0xf0
>[    2.955846]  [<ffffffff814ce237>] drm_atomic_commit+0x37/0x60
>[    2.955848]  [<ffffffff814ac2d0>] restore_fbdev_mode+0x230/0x260
>[    2.955849]  [<ffffffff814ae4a3>] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80
>[    2.955850]  [<ffffffff814ae51d>] drm_fb_helper_set_par+0x2d/0x50
>[    2.955867]  [<ffffffffc0350f5a>] intel_fbdev_set_par+0x1a/0x60 [i915]
>[    2.955869]  [<ffffffff8140cee8>] fbcon_init+0x578/0x5f0
>[    2.955871]  [<ffffffff8147937a>] visual_init+0xca/0x130
>[    2.955872]  [<ffffffff8147afe1>] do_bind_con_driver+0x1c1/0x3a0
>[    2.955874]  [<ffffffff8147b4f9>] do_take_over_console+0x149/0x1a0
>[    2.955875]  [<ffffffff81408e17>] do_fbcon_takeover+0x57/0xb0
>[    2.955876]  [<ffffffff8140d95b>] fbcon_event_notify+0x65b/0x750
>[    2.955877]  [<ffffffff810a212a>] notifier_call_chain+0x4a/0x70
>[    2.955878]  [<ffffffff810a2407>] __blocking_notifier_call_chain+0x47/0x60
>[    2.955880]  [<ffffffff810a2436>] blocking_notifier_call_chain+0x16/0x20
>[    2.955880]  [<ffffffff8141307b>] fb_notifier_call_chain+0x1b/0x20
>[    2.955881]  [<ffffffff81415360>] register_framebuffer+0x200/0x330
>[    2.955882]  [<ffffffff814ae79d>] drm_fb_helper_initial_config+0x25d/0x3f0
>[    2.955898]  [<ffffffffc0351a2b>] intel_fbdev_initial_config+0x1b/0x20 [i915]
>[    2.955899]  [<ffffffff810a3a67>] async_run_entry_fn+0x37/0xe0
>[    2.955900]  [<ffffffff8109be4a>] process_one_work+0x14a/0x460
>[    2.955902]  [<ffffffff8109c1a8>] worker_thread+0x48/0x490
>[    2.955903]  [<ffffffff8109c160>] ? process_one_work+0x460/0x460
>[    2.955904]  [<ffffffff8109c160>] ? process_one_work+0x460/0x460
>[    2.955905]  [<ffffffff810a1409>] kthread+0xc9/0xe0
>[    2.955906]  [<ffffffff810a1340>] ? kthread_worker_fn+0x160/0x160
>[    2.955908]  [<ffffffff817326af>] ret_from_fork+0x3f/0x70
>[    2.955908]  [<ffffffff810a1340>] ? kthread_worker_fn+0x160/0x160
>[    2.955909] ---[ end trace 54220bb1b97444ac ]---
>[    3.003080] Console: switching to colour frame buffer device 240x67
>[    3.102932] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe B FIFO underrun
>[    3.506011] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[    3.921934] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[    3.936856] ------------[ cut here ]------------
>[    3.936871] WARNING: CPU: 1 PID: 532 at drivers/gpu/drm/i915/intel_pm.c:3597 skl_update_other_pipe_wm+0x1ba/0x1c0 [i915]()
>[    3.936872] WARN_ON(!wm_changed)
>[    3.936887] Modules linked in: hid_generic cdc_ether usbnet r8152 mii usbhid uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb videobuf2_core btrtl v4l2_common videodev joydev rtsx_pci_ms memstick rtsx_pci_sdmmc dell_wmi sparse_keymap dell_laptop dcdbas coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul crc32c_intel psmouse evdev serio_raw efi_pstore efivars snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_timer rtsx_pci snd brcmfmac brcmutil cfg80211 i2c_i801 mmc_core soundcore mei_me mei xhci_pci shpchp xhci_hcd i915 processor_thermal_device intel_soc_dts_iosf iosf_mbi intel_gtt fan wmi thermal i2c_hid battery hid hci_uart btbcm btintel bluetooth pinctrl_sunrisepoint int3400_thermal rfkill acpi_thermal_rel
>[    3.936889]  pinctrl_intel video int3403_thermal acpi_pad int340x_thermal_zone button tpm_tis ac tpm processor loop
>[    3.936890] CPU: 1 PID: 532 Comm: kworker/1:3 Tainted: G     U  W       4.4.0-rc8-native #2
>[    3.936890] Hardware name: Dell Inc. XPS 13 9350/0PWNCR, BIOS 1.1.7 11/27/2015
>[    3.936893] Workqueue: events output_poll_execute
>[    3.936894]  ffffffffc0395260 ffff880274297820 ffffffff813a308f ffff880274297868
>[    3.936895]  ffff880274297858 ffffffff81085162 ffff880275c7b000 ffff880274297984
>[    3.936896]  ffff880275c78000 0000000000000000 ffff8802742978f0 ffff8802742978b8
>[    3.936896] Call Trace:
>[    3.936898]  [<ffffffff813a308f>] dump_stack+0x44/0x55
>[    3.936900]  [<ffffffff81085162>] warn_slowpath_common+0x82/0xc0
>[    3.936901]  [<ffffffff810851ec>] warn_slowpath_fmt+0x4c/0x50
>[    3.936903]  [<ffffffff810e0000>] ? perf_trace_hrtimer_class+0x90/0xe0
>[    3.936916]  [<ffffffffc02d3c4a>] skl_update_other_pipe_wm+0x1ba/0x1c0 [i915]
>[    3.936928]  [<ffffffffc02d3e81>] skl_update_wm+0x231/0x720 [i915]
>[    3.936930]  [<ffffffff814b4f36>] ? vblank_disable_and_save+0x76/0x90
>[    3.936942]  [<ffffffffc02d82ee>] intel_update_watermarks+0x1e/0x30 [i915]
>[    3.936960]  [<ffffffffc033a948>] intel_atomic_commit+0x3c8/0x13c0 [i915]
>[    3.936962]  [<ffffffff814cde02>] ? drm_atomic_check_only+0x192/0x590
>[    3.936963]  [<ffffffff814cdba7>] ? drm_atomic_add_affected_connectors+0x27/0xf0
>[    3.936964]  [<ffffffff814ce237>] drm_atomic_commit+0x37/0x60
>[    3.936965]  [<ffffffff814ac2d0>] restore_fbdev_mode+0x230/0x260
>[    3.936966]  [<ffffffff814ae4a3>] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80
>[    3.936967]  [<ffffffff814ae51d>] drm_fb_helper_set_par+0x2d/0x50
>[    3.936968]  [<ffffffff814ae422>] drm_fb_helper_hotplug_event+0xd2/0x120
>[    3.936986]  [<ffffffffc0351bde>] intel_fbdev_output_poll_changed+0x1e/0x30 [i915]
>[    3.936987]  [<ffffffff814a1e47>] drm_kms_helper_hotplug_event+0x27/0x30
>[    3.936989]  [<ffffffff814a2047>] output_poll_execute+0x197/0x1e0
>[    3.936990]  [<ffffffff8109be4a>] process_one_work+0x14a/0x460
>[    3.936991]  [<ffffffff8109c1a8>] worker_thread+0x48/0x490
>[    3.936993]  [<ffffffff8109c160>] ? process_one_work+0x460/0x460
>[    3.936994]  [<ffffffff8109c160>] ? process_one_work+0x460/0x460
>[    3.936994]  [<ffffffff810a1409>] kthread+0xc9/0xe0
>[    3.936995]  [<ffffffff810a1340>] ? kthread_worker_fn+0x160/0x160
>[    3.936998]  [<ffffffff817326af>] ret_from_fork+0x3f/0x70
>[    3.936998]  [<ffffffff810a1340>] ? kthread_worker_fn+0x160/0x160
>[    3.936999] ---[ end trace 54220bb1b97444ad ]---
>[    4.109222] snd_hda_intel 0000:00:1f.3: bound 0000:00:02.0 (ops i915_audio_component_bind_ops [i915])
>[    4.201541] snd_hda_codec_realtek hdaudioC0D0: autoconfig for ALC3246: line_outs=1 (0x14/0x0/0x0/0x0/0x0) type:speaker
>[    4.201542] snd_hda_codec_realtek hdaudioC0D0:    speaker_outs=0 (0x0/0x0/0x0/0x0/0x0)
>[    4.201543] snd_hda_codec_realtek hdaudioC0D0:    hp_outs=1 (0x21/0x0/0x0/0x0/0x0)
>[    4.201543] snd_hda_codec_realtek hdaudioC0D0:    mono: mono_out=0x0
>[    4.201544] snd_hda_codec_realtek hdaudioC0D0:    inputs:
>[    4.201545] snd_hda_codec_realtek hdaudioC0D0:      Headset Mic=0x19
>[    4.201545] snd_hda_codec_realtek hdaudioC0D0:      Headphone Mic=0x1a
>[    4.201546] snd_hda_codec_realtek hdaudioC0D0:      Internal Mic=0x12
>[    4.224067] random: nonblocking pool is initialized
>[    4.233014] input: HDA Intel PCH Headphone Mic as /devices/pci0000:00/0000:00:1f.3/sound/card0/input13
>[    4.233058] input: HDA Intel PCH HDMI/DP,pcm=3 as /devices/pci0000:00/0000:00:1f.3/sound/card0/input14
>[    4.233092] input: HDA Intel PCH HDMI/DP,pcm=7 as /devices/pci0000:00/0000:00:1f.3/sound/card0/input15
>[    4.233123] input: HDA Intel PCH HDMI/DP,pcm=8 as /devices/pci0000:00/0000:00:1f.3/sound/card0/input16
>[    4.524127] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[    4.526548] ------------[ cut here ]------------
>[    4.526563] WARNING: CPU: 1 PID: 532 at drivers/gpu/drm/i915/intel_pm.c:3597 skl_update_other_pipe_wm+0x1ba/0x1c0 [i915]()
>[    4.526564] WARN_ON(!wm_changed)
>[    4.526585] Modules linked in: snd_hda_codec_hdmi dell_led snd_hda_codec_realtek snd_hda_codec_generic hid_generic cdc_ether usbnet r8152 mii usbhid uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb videobuf2_core btrtl v4l2_common videodev joydev rtsx_pci_ms memstick rtsx_pci_sdmmc dell_wmi sparse_keymap dell_laptop dcdbas coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul crc32c_intel psmouse evdev serio_raw efi_pstore efivars snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_timer rtsx_pci snd brcmfmac brcmutil cfg80211 i2c_i801 mmc_core soundcore mei_me mei xhci_pci shpchp xhci_hcd i915 processor_thermal_device intel_soc_dts_iosf iosf_mbi intel_gtt fan wmi thermal i2c_hid battery hid hci_uart btbcm
>[    4.526589]  btintel bluetooth pinctrl_sunrisepoint int3400_thermal rfkill acpi_thermal_rel pinctrl_intel video int3403_thermal acpi_pad int340x_thermal_zone button tpm_tis ac tpm processor loop
>[    4.526591] CPU: 1 PID: 532 Comm: kworker/1:3 Tainted: G     U  W       4.4.0-rc8-native #2
>[    4.526591] Hardware name: Dell Inc. XPS 13 9350/0PWNCR, BIOS 1.1.7 11/27/2015
>[    4.526595] Workqueue: events output_poll_execute
>[    4.526596]  ffffffffc0395260 ffff8802742977a8 ffffffff813a308f ffff8802742977f0
>[    4.526597]  ffff8802742977e0 ffffffff81085162 ffff880275c7b000 ffff88027429790c
>[    4.526598]  ffff880275c78000 0000000000000000 ffff880274297878 ffff880274297840
>[    4.526598] Call Trace:
>[    4.526601]  [<ffffffff813a308f>] dump_stack+0x44/0x55
>[    4.526603]  [<ffffffff81085162>] warn_slowpath_common+0x82/0xc0
>[    4.526604]  [<ffffffff810851ec>] warn_slowpath_fmt+0x4c/0x50
>[    4.526617]  [<ffffffffc02d3c4a>] skl_update_other_pipe_wm+0x1ba/0x1c0 [i915]
>[    4.526628]  [<ffffffffc02d3e81>] skl_update_wm+0x231/0x720 [i915]
>[    4.526630]  [<ffffffff810bf650>] ? wake_atomic_t_function+0x60/0x60
>[    4.526642]  [<ffffffffc02d82ee>] intel_update_watermarks+0x1e/0x30 [i915]
>[    4.526660]  [<ffffffffc033ed28>] haswell_crtc_enable+0x378/0x860 [i915]
>[    4.526677]  [<ffffffffc033a9f5>] intel_atomic_commit+0x475/0x13c0 [i915]
>[    4.526679]  [<ffffffff814cde02>] ? drm_atomic_check_only+0x192/0x590
>[    4.526680]  [<ffffffff814cdba7>] ? drm_atomic_add_affected_connectors+0x27/0xf0
>[    4.526681]  [<ffffffff814ce237>] drm_atomic_commit+0x37/0x60
>[    4.526682]  [<ffffffff814ac2d0>] restore_fbdev_mode+0x230/0x260
>[    4.526683]  [<ffffffff814ae4a3>] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80
>[    4.526684]  [<ffffffff814ae51d>] drm_fb_helper_set_par+0x2d/0x50
>[    4.526685]  [<ffffffff814ae422>] drm_fb_helper_hotplug_event+0xd2/0x120
>[    4.526702]  [<ffffffffc0351bde>] intel_fbdev_output_poll_changed+0x1e/0x30 [i915]
>[    4.526703]  [<ffffffff814a1e47>] drm_kms_helper_hotplug_event+0x27/0x30
>[    4.526704]  [<ffffffff814a2047>] output_poll_execute+0x197/0x1e0
>[    4.526706]  [<ffffffff8109be4a>] process_one_work+0x14a/0x460
>[    4.526707]  [<ffffffff8109c38d>] worker_thread+0x22d/0x490
>[    4.526708]  [<ffffffff8109c160>] ? process_one_work+0x460/0x460
>[    4.526710]  [<ffffffff8109c160>] ? process_one_work+0x460/0x460
>[    4.526711]  [<ffffffff810a1409>] kthread+0xc9/0xe0
>[    4.526711]  [<ffffffff810a1340>] ? kthread_worker_fn+0x160/0x160
>[    4.526714]  [<ffffffff817326af>] ret_from_fork+0x3f/0x70
>[    4.526715]  [<ffffffff810a1340>] ? kthread_worker_fn+0x160/0x160
>[    4.526715] ---[ end trace 54220bb1b97444ae ]---
>[    4.671697] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe B FIFO underrun
>[    5.072287] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[    5.488287] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[    5.904336] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[    6.176785] ------------[ cut here ]------------
>[    6.176806] WARNING: CPU: 1 PID: 532 at drivers/gpu/drm/i915/intel_pm.c:3597 skl_update_other_pipe_wm+0x1ba/0x1c0 [i915]()
>[    6.176807] WARN_ON(!wm_changed)
>[    6.176829] Modules linked in: snd_hda_codec_hdmi dell_led snd_hda_codec_realtek snd_hda_codec_generic hid_generic cdc_ether usbnet r8152 mii usbhid uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb videobuf2_core btrtl v4l2_common videodev joydev rtsx_pci_ms memstick rtsx_pci_sdmmc dell_wmi sparse_keymap dell_laptop dcdbas coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul crc32c_intel psmouse evdev serio_raw efi_pstore efivars snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_timer rtsx_pci snd brcmfmac brcmutil cfg80211 i2c_i801 mmc_core soundcore mei_me mei xhci_pci shpchp xhci_hcd i915 processor_thermal_device intel_soc_dts_iosf iosf_mbi intel_gtt fan wmi thermal i2c_hid battery hid hci_uart btbcm
>[    6.176834]  btintel bluetooth pinctrl_sunrisepoint int3400_thermal rfkill acpi_thermal_rel pinctrl_intel video int3403_thermal acpi_pad int340x_thermal_zone button tpm_tis ac tpm processor loop
>[    6.176835] CPU: 1 PID: 532 Comm: kworker/1:3 Tainted: G     U  W       4.4.0-rc8-native #2
>[    6.176836] Hardware name: Dell Inc. XPS 13 9350/0PWNCR, BIOS 1.1.7 11/27/2015
>[    6.176839] Workqueue: events output_poll_execute
>[    6.176841]  ffffffffc0395260 ffff880274297820 ffffffff813a308f ffff880274297868
>[    6.176841]  ffff880274297858 ffffffff81085162 ffff880275c7b000 ffff880274297984
>[    6.176842]  ffff880275c78000 0000000000000000 ffff8802742978f0 ffff8802742978b8
>[    6.176843] Call Trace:
>[    6.176846]  [<ffffffff813a308f>] dump_stack+0x44/0x55
>[    6.176848]  [<ffffffff81085162>] warn_slowpath_common+0x82/0xc0
>[    6.176849]  [<ffffffff810851ec>] warn_slowpath_fmt+0x4c/0x50
>[    6.176852]  [<ffffffff810e0000>] ? perf_trace_hrtimer_class+0x90/0xe0
>[    6.176877]  [<ffffffffc02d3c4a>] skl_update_other_pipe_wm+0x1ba/0x1c0 [i915]
>[    6.176889]  [<ffffffffc02d3e81>] skl_update_wm+0x231/0x720 [i915]
>[    6.176891]  [<ffffffff814b4f36>] ? vblank_disable_and_save+0x76/0x90
>[    6.176902]  [<ffffffffc02d82ee>] intel_update_watermarks+0x1e/0x30 [i915]
>[    6.176921]  [<ffffffffc033a948>] intel_atomic_commit+0x3c8/0x13c0 [i915]
>[    6.176923]  [<ffffffff814cde02>] ? drm_atomic_check_only+0x192/0x590
>[    6.176924]  [<ffffffff814cdba7>] ? drm_atomic_add_affected_connectors+0x27/0xf0
>[    6.176925]  [<ffffffff814ce237>] drm_atomic_commit+0x37/0x60
>[    6.176926]  [<ffffffff814ac2d0>] restore_fbdev_mode+0x230/0x260
>[    6.176927]  [<ffffffff814ae4a3>] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80
>[    6.176928]  [<ffffffff814ae51d>] drm_fb_helper_set_par+0x2d/0x50
>[    6.176929]  [<ffffffff814ae422>] drm_fb_helper_hotplug_event+0xd2/0x120
>[    6.176947]  [<ffffffffc0351bde>] intel_fbdev_output_poll_changed+0x1e/0x30 [i915]
>[    6.176948]  [<ffffffff814a1e47>] drm_kms_helper_hotplug_event+0x27/0x30
>[    6.176949]  [<ffffffff814a2047>] output_poll_execute+0x197/0x1e0
>[    6.176951]  [<ffffffff8109be4a>] process_one_work+0x14a/0x460
>[    6.176952]  [<ffffffff8109c38d>] worker_thread+0x22d/0x490
>[    6.176953]  [<ffffffff8109c160>] ? process_one_work+0x460/0x460
>[    6.176954]  [<ffffffff8109c160>] ? process_one_work+0x460/0x460
>[    6.176955]  [<ffffffff810a1409>] kthread+0xc9/0xe0
>[    6.176956]  [<ffffffff810a1340>] ? kthread_worker_fn+0x160/0x160
>[    6.176959]  [<ffffffff817326af>] ret_from_fork+0x3f/0x70
>[    6.176959]  [<ffffffff810a1340>] ? kthread_worker_fn+0x160/0x160
>[    6.176960] ---[ end trace 54220bb1b97444af ]---
>[    6.759288] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[    6.761718] ------------[ cut here ]------------
>[    6.761733] WARNING: CPU: 1 PID: 532 at drivers/gpu/drm/i915/intel_pm.c:3597 skl_update_other_pipe_wm+0x1ba/0x1c0 [i915]()
>[    6.761734] WARN_ON(!wm_changed)
>[    6.761752] Modules linked in: snd_hda_codec_hdmi dell_led snd_hda_codec_realtek snd_hda_codec_generic hid_generic cdc_ether usbnet r8152 mii usbhid uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb videobuf2_core btrtl v4l2_common videodev joydev rtsx_pci_ms memstick rtsx_pci_sdmmc dell_wmi sparse_keymap dell_laptop dcdbas coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul crc32c_intel psmouse evdev serio_raw efi_pstore efivars snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_timer rtsx_pci snd brcmfmac brcmutil cfg80211 i2c_i801 mmc_core soundcore mei_me mei xhci_pci shpchp xhci_hcd i915 processor_thermal_device intel_soc_dts_iosf iosf_mbi intel_gtt fan wmi thermal i2c_hid battery hid hci_uart btbcm
>[    6.761756]  btintel bluetooth pinctrl_sunrisepoint int3400_thermal rfkill acpi_thermal_rel pinctrl_intel video int3403_thermal acpi_pad int340x_thermal_zone button tpm_tis ac tpm processor loop
>[    6.761757] CPU: 1 PID: 532 Comm: kworker/1:3 Tainted: G     U  W       4.4.0-rc8-native #2
>[    6.761757] Hardware name: Dell Inc. XPS 13 9350/0PWNCR, BIOS 1.1.7 11/27/2015
>[    6.761760] Workqueue: events output_poll_execute
>[    6.761761]  ffffffffc0395260 ffff8802742977a8 ffffffff813a308f ffff8802742977f0
>[    6.761762]  ffff8802742977e0 ffffffff81085162 ffff880275c7b000 ffff88027429790c
>[    6.761763]  ffff880275c78000 0000000000000000 ffff880274297878 ffff880274297840
>[    6.761763] Call Trace:
>[    6.761765]  [<ffffffff813a308f>] dump_stack+0x44/0x55
>[    6.761766]  [<ffffffff81085162>] warn_slowpath_common+0x82/0xc0
>[    6.761768]  [<ffffffff810851ec>] warn_slowpath_fmt+0x4c/0x50
>[    6.761780]  [<ffffffffc02d3c4a>] skl_update_other_pipe_wm+0x1ba/0x1c0 [i915]
>[    6.761792]  [<ffffffffc02d3e81>] skl_update_wm+0x231/0x720 [i915]
>[    6.761794]  [<ffffffff810bf650>] ? wake_atomic_t_function+0x60/0x60
>[    6.761806]  [<ffffffffc02d82ee>] intel_update_watermarks+0x1e/0x30 [i915]
>[    6.761823]  [<ffffffffc033ed28>] haswell_crtc_enable+0x378/0x860 [i915]
>[    6.761840]  [<ffffffffc033a9f5>] intel_atomic_commit+0x475/0x13c0 [i915]
>[    6.761842]  [<ffffffff814cde02>] ? drm_atomic_check_only+0x192/0x590
>[    6.761843]  [<ffffffff814cdba7>] ? drm_atomic_add_affected_connectors+0x27/0xf0
>[    6.761844]  [<ffffffff814ce237>] drm_atomic_commit+0x37/0x60
>[    6.761845]  [<ffffffff814ac2d0>] restore_fbdev_mode+0x230/0x260
>[    6.761846]  [<ffffffff814ae4a3>] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80
>[    6.761847]  [<ffffffff814ae51d>] drm_fb_helper_set_par+0x2d/0x50
>[    6.761848]  [<ffffffff814ae422>] drm_fb_helper_hotplug_event+0xd2/0x120
>[    6.761865]  [<ffffffffc0351bde>] intel_fbdev_output_poll_changed+0x1e/0x30 [i915]
>[    6.761867]  [<ffffffff814a1e47>] drm_kms_helper_hotplug_event+0x27/0x30
>[    6.761868]  [<ffffffff814a2047>] output_poll_execute+0x197/0x1e0
>[    6.761869]  [<ffffffff8109be4a>] process_one_work+0x14a/0x460
>[    6.761871]  [<ffffffff8109c38d>] worker_thread+0x22d/0x490
>[    6.761872]  [<ffffffff8109c160>] ? process_one_work+0x460/0x460
>[    6.761873]  [<ffffffff8109c160>] ? process_one_work+0x460/0x460
>[    6.761874]  [<ffffffff810a1409>] kthread+0xc9/0xe0
>[    6.761874]  [<ffffffff810a1340>] ? kthread_worker_fn+0x160/0x160
>[    6.761876]  [<ffffffff817326af>] ret_from_fork+0x3f/0x70
>[    6.761877]  [<ffffffff810a1340>] ? kthread_worker_fn+0x160/0x160
>[    6.761878] ---[ end trace 54220bb1b97444b0 ]---
>[    6.907305] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe B FIFO underrun
>[    7.311565] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[    7.324836] ------------[ cut here ]------------
>[    7.324856] WARNING: CPU: 1 PID: 532 at drivers/gpu/drm/i915/intel_pm.c:3597 skl_update_other_pipe_wm+0x1ba/0x1c0 [i915]()
>[    7.324857] WARN_ON(!wm_changed)
>[    7.324880] Modules linked in: snd_hda_codec_hdmi dell_led snd_hda_codec_realtek snd_hda_codec_generic hid_generic cdc_ether usbnet r8152 mii usbhid uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb videobuf2_core btrtl v4l2_common videodev joydev rtsx_pci_ms memstick rtsx_pci_sdmmc dell_wmi sparse_keymap dell_laptop dcdbas coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul crc32c_intel psmouse evdev serio_raw efi_pstore efivars snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_timer rtsx_pci snd brcmfmac brcmutil cfg80211 i2c_i801 mmc_core soundcore mei_me mei xhci_pci shpchp xhci_hcd i915 processor_thermal_device intel_soc_dts_iosf iosf_mbi intel_gtt fan wmi thermal i2c_hid battery hid hci_uart btbcm
>[    7.324897]  btintel bluetooth pinctrl_sunrisepoint int3400_thermal rfkill acpi_thermal_rel pinctrl_intel video int3403_thermal acpi_pad int340x_thermal_zone button tpm_tis ac tpm processor loop
>[    7.324899] CPU: 1 PID: 532 Comm: kworker/1:3 Tainted: G     U  W       4.4.0-rc8-native #2
>[    7.324900] Hardware name: Dell Inc. XPS 13 9350/0PWNCR, BIOS 1.1.7 11/27/2015
>[    7.324903] Workqueue: events output_poll_execute
>[    7.324904]  ffffffffc0395260 ffff880274297820 ffffffff813a308f ffff880274297868
>[    7.324905]  ffff880274297858 ffffffff81085162 ffff880275c7b000 ffff880274297984
>[    7.324906]  ffff880275c78000 0000000000000000 ffff8802742978f0 ffff8802742978b8
>[    7.324906] Call Trace:
>[    7.324909]  [<ffffffff813a308f>] dump_stack+0x44/0x55
>[    7.324912]  [<ffffffff81085162>] warn_slowpath_common+0x82/0xc0
>[    7.324913]  [<ffffffff810851ec>] warn_slowpath_fmt+0x4c/0x50
>[    7.324915]  [<ffffffff810e0000>] ? perf_trace_hrtimer_class+0x90/0xe0
>[    7.324928]  [<ffffffffc02d3c4a>] skl_update_other_pipe_wm+0x1ba/0x1c0 [i915]
>[    7.324939]  [<ffffffffc02d3e81>] skl_update_wm+0x231/0x720 [i915]
>[    7.324941]  [<ffffffff814b4f36>] ? vblank_disable_and_save+0x76/0x90
>[    7.324953]  [<ffffffffc02d82ee>] intel_update_watermarks+0x1e/0x30 [i915]
>[    7.324972]  [<ffffffffc033a948>] intel_atomic_commit+0x3c8/0x13c0 [i915]
>[    7.324974]  [<ffffffff814cde02>] ? drm_atomic_check_only+0x192/0x590
>[    7.324975]  [<ffffffff814cdba7>] ? drm_atomic_add_affected_connectors+0x27/0xf0
>[    7.324976]  [<ffffffff814ce237>] drm_atomic_commit+0x37/0x60
>[    7.324977]  [<ffffffff814ac2d0>] restore_fbdev_mode+0x230/0x260
>[    7.324978]  [<ffffffff814ae4a3>] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80
>[    7.324979]  [<ffffffff814ae51d>] drm_fb_helper_set_par+0x2d/0x50
>[    7.324980]  [<ffffffff814ae422>] drm_fb_helper_hotplug_event+0xd2/0x120
>[    7.324998]  [<ffffffffc0351bde>] intel_fbdev_output_poll_changed+0x1e/0x30 [i915]
>[    7.324999]  [<ffffffff814a1e47>] drm_kms_helper_hotplug_event+0x27/0x30
>[    7.325000]  [<ffffffff814a2047>] output_poll_execute+0x197/0x1e0
>[    7.325002]  [<ffffffff8109be4a>] process_one_work+0x14a/0x460
>[    7.325003]  [<ffffffff8109c38d>] worker_thread+0x22d/0x490
>[    7.325004]  [<ffffffff8109c160>] ? process_one_work+0x460/0x460
>[    7.325005]  [<ffffffff8109c160>] ? process_one_work+0x460/0x460
>[    7.325006]  [<ffffffff810a1409>] kthread+0xc9/0xe0
>[    7.325007]  [<ffffffff810a1340>] ? kthread_worker_fn+0x160/0x160
>[    7.325010]  [<ffffffff817326af>] ret_from_fork+0x3f/0x70
>[    7.325010]  [<ffffffff810a1340>] ? kthread_worker_fn+0x160/0x160
>[    7.325011] ---[ end trace 54220bb1b97444b1 ]---
>[    7.906682] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[    7.909092] ------------[ cut here ]------------
>[    7.909107] WARNING: CPU: 1 PID: 532 at drivers/gpu/drm/i915/intel_pm.c:3597 skl_update_other_pipe_wm+0x1ba/0x1c0 [i915]()
>[    7.909108] WARN_ON(!wm_changed)
>[    7.909126] Modules linked in: snd_hda_codec_hdmi dell_led snd_hda_codec_realtek snd_hda_codec_generic hid_generic cdc_ether usbnet r8152 mii usbhid uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb videobuf2_core btrtl v4l2_common videodev joydev rtsx_pci_ms memstick rtsx_pci_sdmmc dell_wmi sparse_keymap dell_laptop dcdbas coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul crc32c_intel psmouse evdev serio_raw efi_pstore efivars snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_timer rtsx_pci snd brcmfmac brcmutil cfg80211 i2c_i801 mmc_core soundcore mei_me mei xhci_pci shpchp xhci_hcd i915 processor_thermal_device intel_soc_dts_iosf iosf_mbi intel_gtt fan wmi thermal i2c_hid battery hid hci_uart btbcm
>[    7.909130]  btintel bluetooth pinctrl_sunrisepoint int3400_thermal rfkill acpi_thermal_rel pinctrl_intel video int3403_thermal acpi_pad int340x_thermal_zone button tpm_tis ac tpm processor loop
>[    7.909131] CPU: 1 PID: 532 Comm: kworker/1:3 Tainted: G     U  W       4.4.0-rc8-native #2
>[    7.909131] Hardware name: Dell Inc. XPS 13 9350/0PWNCR, BIOS 1.1.7 11/27/2015
>[    7.909134] Workqueue: events output_poll_execute
>[    7.909135]  ffffffffc0395260 ffff8802742977a8 ffffffff813a308f ffff8802742977f0
>[    7.909136]  ffff8802742977e0 ffffffff81085162 ffff880275c7b000 ffff88027429790c
>[    7.909137]  ffff880275c78000 0000000000000000 ffff880274297878 ffff880274297840
>[    7.909137] Call Trace:
>[    7.909139]  [<ffffffff813a308f>] dump_stack+0x44/0x55
>[    7.909141]  [<ffffffff81085162>] warn_slowpath_common+0x82/0xc0
>[    7.909142]  [<ffffffff810851ec>] warn_slowpath_fmt+0x4c/0x50
>[    7.909154]  [<ffffffffc02d3c4a>] skl_update_other_pipe_wm+0x1ba/0x1c0 [i915]
>[    7.909166]  [<ffffffffc02d3e81>] skl_update_wm+0x231/0x720 [i915]
>[    7.909168]  [<ffffffff810bf650>] ? wake_atomic_t_function+0x60/0x60
>[    7.909179]  [<ffffffffc02d82ee>] intel_update_watermarks+0x1e/0x30 [i915]
>[    7.909197]  [<ffffffffc033ed28>] haswell_crtc_enable+0x378/0x860 [i915]
>[    7.909214]  [<ffffffffc033a9f5>] intel_atomic_commit+0x475/0x13c0 [i915]
>[    7.909219]  [<ffffffff814cde02>] ? drm_atomic_check_only+0x192/0x590
>[    7.909220]  [<ffffffff814cdba7>] ? drm_atomic_add_affected_connectors+0x27/0xf0
>[    7.909221]  [<ffffffff814ce237>] drm_atomic_commit+0x37/0x60
>[    7.909222]  [<ffffffff814ac2d0>] restore_fbdev_mode+0x230/0x260
>[    7.909223]  [<ffffffff814ae4a3>] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80
>[    7.909224]  [<ffffffff814ae51d>] drm_fb_helper_set_par+0x2d/0x50
>[    7.909225]  [<ffffffff814ae422>] drm_fb_helper_hotplug_event+0xd2/0x120
>[    7.909241]  [<ffffffffc0351bde>] intel_fbdev_output_poll_changed+0x1e/0x30 [i915]
>[    7.909242]  [<ffffffff814a1e47>] drm_kms_helper_hotplug_event+0x27/0x30
>[    7.909244]  [<ffffffff814a2047>] output_poll_execute+0x197/0x1e0
>[    7.909245]  [<ffffffff8109be4a>] process_one_work+0x14a/0x460
>[    7.909246]  [<ffffffff8109c38d>] worker_thread+0x22d/0x490
>[    7.909248]  [<ffffffff8109c160>] ? process_one_work+0x460/0x460
>[    7.909249]  [<ffffffff8109c160>] ? process_one_work+0x460/0x460
>[    7.909249]  [<ffffffff810a1409>] kthread+0xc9/0xe0
>[    7.909250]  [<ffffffff810a1340>] ? kthread_worker_fn+0x160/0x160
>[    7.909252]  [<ffffffff817326af>] ret_from_fork+0x3f/0x70
>[    7.909253]  [<ffffffff810a1340>] ? kthread_worker_fn+0x160/0x160
>[    7.909254] ---[ end trace 54220bb1b97444b2 ]---
>[    8.058940] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe B FIFO underrun
>[    8.461520] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[    8.476855] ------------[ cut here ]------------
>[    8.476876] WARNING: CPU: 1 PID: 532 at drivers/gpu/drm/i915/intel_pm.c:3597 skl_update_other_pipe_wm+0x1ba/0x1c0 [i915]()
>[    8.476877] WARN_ON(!wm_changed)
>[    8.476898] Modules linked in: snd_hda_codec_hdmi dell_led snd_hda_codec_realtek snd_hda_codec_generic hid_generic cdc_ether usbnet r8152 mii usbhid uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb videobuf2_core btrtl v4l2_common videodev joydev rtsx_pci_ms memstick rtsx_pci_sdmmc dell_wmi sparse_keymap dell_laptop dcdbas coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul crc32c_intel psmouse evdev serio_raw efi_pstore efivars snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_timer rtsx_pci snd brcmfmac brcmutil cfg80211 i2c_i801 mmc_core soundcore mei_me mei xhci_pci shpchp xhci_hcd i915 processor_thermal_device intel_soc_dts_iosf iosf_mbi intel_gtt fan wmi thermal i2c_hid battery hid hci_uart btbcm
>[    8.476916]  btintel bluetooth pinctrl_sunrisepoint int3400_thermal rfkill acpi_thermal_rel pinctrl_intel video int3403_thermal acpi_pad int340x_thermal_zone button tpm_tis ac tpm processor loop
>[    8.476918] CPU: 1 PID: 532 Comm: kworker/1:3 Tainted: G     U  W       4.4.0-rc8-native #2
>[    8.476919] Hardware name: Dell Inc. XPS 13 9350/0PWNCR, BIOS 1.1.7 11/27/2015
>[    8.476922] Workqueue: events output_poll_execute
>[    8.476923]  ffffffffc0395260 ffff880274297820 ffffffff813a308f ffff880274297868
>[    8.476924]  ffff880274297858 ffffffff81085162 ffff880275c7b000 ffff880274297984
>[    8.476925]  ffff880275c78000 0000000000000000 ffff8802742978f0 ffff8802742978b8
>[    8.476925] Call Trace:
>[    8.476928]  [<ffffffff813a308f>] dump_stack+0x44/0x55
>[    8.476930]  [<ffffffff81085162>] warn_slowpath_common+0x82/0xc0
>[    8.476931]  [<ffffffff810851ec>] warn_slowpath_fmt+0x4c/0x50
>[    8.476933]  [<ffffffff810e0000>] ? perf_trace_hrtimer_class+0x90/0xe0
>[    8.476947]  [<ffffffffc02d3c4a>] skl_update_other_pipe_wm+0x1ba/0x1c0 [i915]
>[    8.476958]  [<ffffffffc02d3e81>] skl_update_wm+0x231/0x720 [i915]
>[    8.476960]  [<ffffffff814b4f36>] ? vblank_disable_and_save+0x76/0x90
>[    8.476972]  [<ffffffffc02d82ee>] intel_update_watermarks+0x1e/0x30 [i915]
>[    8.476991]  [<ffffffffc033a948>] intel_atomic_commit+0x3c8/0x13c0 [i915]
>[    8.476993]  [<ffffffff814cde02>] ? drm_atomic_check_only+0x192/0x590
>[    8.476994]  [<ffffffff814cdba7>] ? drm_atomic_add_affected_connectors+0x27/0xf0
>[    8.476996]  [<ffffffff814ce237>] drm_atomic_commit+0x37/0x60
>[    8.476996]  [<ffffffff814ac2d0>] restore_fbdev_mode+0x230/0x260
>[    8.476998]  [<ffffffff814ae4a3>] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80
>[    8.476998]  [<ffffffff814ae51d>] drm_fb_helper_set_par+0x2d/0x50
>[    8.476999]  [<ffffffff814ae422>] drm_fb_helper_hotplug_event+0xd2/0x120
>[    8.477017]  [<ffffffffc0351bde>] intel_fbdev_output_poll_changed+0x1e/0x30 [i915]
>[    8.477018]  [<ffffffff814a1e47>] drm_kms_helper_hotplug_event+0x27/0x30
>[    8.477020]  [<ffffffff814a2047>] output_poll_execute+0x197/0x1e0
>[    8.477021]  [<ffffffff8109be4a>] process_one_work+0x14a/0x460
>[    8.477022]  [<ffffffff8109c38d>] worker_thread+0x22d/0x490
>[    8.477024]  [<ffffffff8109c160>] ? process_one_work+0x460/0x460
>[    8.477025]  [<ffffffff8109c160>] ? process_one_work+0x460/0x460
>[    8.477026]  [<ffffffff810a1409>] kthread+0xc9/0xe0
>[    8.477027]  [<ffffffff810a1340>] ? kthread_worker_fn+0x160/0x160
>[    8.477029]  [<ffffffff817326af>] ret_from_fork+0x3f/0x70
>[    8.477030]  [<ffffffff810a1340>] ? kthread_worker_fn+0x160/0x160
>[    8.477030] ---[ end trace 54220bb1b97444b3 ]---
>[    9.058731] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[    9.061150] ------------[ cut here ]------------
>[    9.061165] WARNING: CPU: 1 PID: 532 at drivers/gpu/drm/i915/intel_pm.c:3597 skl_update_other_pipe_wm+0x1ba/0x1c0 [i915]()
>[    9.061165] WARN_ON(!wm_changed)
>[    9.061183] Modules linked in: snd_hda_codec_hdmi dell_led snd_hda_codec_realtek snd_hda_codec_generic hid_generic cdc_ether usbnet r8152 mii usbhid uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb videobuf2_core btrtl v4l2_common videodev joydev rtsx_pci_ms memstick rtsx_pci_sdmmc dell_wmi sparse_keymap dell_laptop dcdbas coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul crc32c_intel psmouse evdev serio_raw efi_pstore efivars snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_timer rtsx_pci snd brcmfmac brcmutil cfg80211 i2c_i801 mmc_core soundcore mei_me mei xhci_pci shpchp xhci_hcd i915 processor_thermal_device intel_soc_dts_iosf iosf_mbi intel_gtt fan wmi thermal i2c_hid battery hid hci_uart btbcm
>[    9.061186]  btintel bluetooth pinctrl_sunrisepoint int3400_thermal rfkill acpi_thermal_rel pinctrl_intel video int3403_thermal acpi_pad int340x_thermal_zone button tpm_tis ac tpm processor loop
>[    9.061188] CPU: 1 PID: 532 Comm: kworker/1:3 Tainted: G     U  W       4.4.0-rc8-native #2
>[    9.061188] Hardware name: Dell Inc. XPS 13 9350/0PWNCR, BIOS 1.1.7 11/27/2015
>[    9.061191] Workqueue: events output_poll_execute
>[    9.061192]  ffffffffc0395260 ffff8802742977a8 ffffffff813a308f ffff8802742977f0
>[    9.061193]  ffff8802742977e0 ffffffff81085162 ffff880275c7b000 ffff88027429790c
>[    9.061194]  ffff880275c78000 0000000000000000 ffff880274297878 ffff880274297840
>[    9.061194] Call Trace:
>[    9.061196]  [<ffffffff813a308f>] dump_stack+0x44/0x55
>[    9.061198]  [<ffffffff81085162>] warn_slowpath_common+0x82/0xc0
>[    9.061199]  [<ffffffff810851ec>] warn_slowpath_fmt+0x4c/0x50
>[    9.061211]  [<ffffffffc02d3c4a>] skl_update_other_pipe_wm+0x1ba/0x1c0 [i915]
>[    9.061223]  [<ffffffffc02d3e81>] skl_update_wm+0x231/0x720 [i915]
>[    9.061225]  [<ffffffff810bf650>] ? wake_atomic_t_function+0x60/0x60
>[    9.061236]  [<ffffffffc02d82ee>] intel_update_watermarks+0x1e/0x30 [i915]
>[    9.061254]  [<ffffffffc033ed28>] haswell_crtc_enable+0x378/0x860 [i915]
>[    9.061274]  [<ffffffffc033a9f5>] intel_atomic_commit+0x475/0x13c0 [i915]
>[    9.061276]  [<ffffffff814cde02>] ? drm_atomic_check_only+0x192/0x590
>[    9.061277]  [<ffffffff814cdba7>] ? drm_atomic_add_affected_connectors+0x27/0xf0
>[    9.061278]  [<ffffffff814ce237>] drm_atomic_commit+0x37/0x60
>[    9.061279]  [<ffffffff814ac2d0>] restore_fbdev_mode+0x230/0x260
>[    9.061280]  [<ffffffff814ae4a3>] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80
>[    9.061281]  [<ffffffff814ae51d>] drm_fb_helper_set_par+0x2d/0x50
>[    9.061282]  [<ffffffff814ae422>] drm_fb_helper_hotplug_event+0xd2/0x120
>[    9.061299]  [<ffffffffc0351bde>] intel_fbdev_output_poll_changed+0x1e/0x30 [i915]
>[    9.061300]  [<ffffffff814a1e47>] drm_kms_helper_hotplug_event+0x27/0x30
>[    9.061301]  [<ffffffff814a2047>] output_poll_execute+0x197/0x1e0
>[    9.061303]  [<ffffffff8109be4a>] process_one_work+0x14a/0x460
>[    9.061304]  [<ffffffff8109c38d>] worker_thread+0x22d/0x490
>[    9.061305]  [<ffffffff8109c160>] ? process_one_work+0x460/0x460
>[    9.061307]  [<ffffffff8109c160>] ? process_one_work+0x460/0x460
>[    9.061307]  [<ffffffff810a1409>] kthread+0xc9/0xe0
>[    9.061308]  [<ffffffff810a1340>] ? kthread_worker_fn+0x160/0x160
>[    9.061310]  [<ffffffff817326af>] ret_from_fork+0x3f/0x70
>[    9.061311]  [<ffffffff810a1340>] ? kthread_worker_fn+0x160/0x160
>[    9.061311] ---[ end trace 54220bb1b97444b4 ]---
>[    9.209983] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe B FIFO underrun
>[    9.613572] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   10.030444] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   10.447142] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   11.177738] ------------[ cut here ]------------
>[   11.177754] WARNING: CPU: 1 PID: 532 at drivers/gpu/drm/i915/intel_pm.c:3597 skl_update_other_pipe_wm+0x1ba/0x1c0 [i915]()
>[   11.177754] WARN_ON(!wm_changed)
>[   11.177788] Modules linked in: snd_hda_codec_hdmi dell_led snd_hda_codec_realtek snd_hda_codec_generic hid_generic cdc_ether usbnet r8152 mii usbhid uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb videobuf2_core btrtl v4l2_common videodev joydev rtsx_pci_ms memstick rtsx_pci_sdmmc dell_wmi sparse_keymap dell_laptop dcdbas coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul crc32c_intel psmouse evdev serio_raw efi_pstore efivars snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_timer rtsx_pci snd brcmfmac brcmutil cfg80211 i2c_i801 mmc_core soundcore mei_me mei xhci_pci shpchp xhci_hcd i915 processor_thermal_device intel_soc_dts_iosf iosf_mbi intel_gtt fan wmi thermal i2c_hid battery hid hci_uart btbcm
>[   11.177792]  btintel bluetooth pinctrl_sunrisepoint int3400_thermal rfkill acpi_thermal_rel pinctrl_intel video int3403_thermal acpi_pad int340x_thermal_zone button tpm_tis ac tpm processor loop
>[   11.177794] CPU: 1 PID: 532 Comm: kworker/1:3 Tainted: G     U  W       4.4.0-rc8-native #2
>[   11.177795] Hardware name: Dell Inc. XPS 13 9350/0PWNCR, BIOS 1.1.7 11/27/2015
>[   11.177798] Workqueue: events output_poll_execute
>[   11.177799]  ffffffffc0395260 ffff880274297820 ffffffff813a308f ffff880274297868
>[   11.177800]  ffff880274297858 ffffffff81085162 ffff880275c7b000 ffff880274297984
>[   11.177800]  ffff880275c78000 0000000000000000 ffff8802742978f0 ffff8802742978b8
>[   11.177801] Call Trace:
>[   11.177803]  [<ffffffff813a308f>] dump_stack+0x44/0x55
>[   11.177806]  [<ffffffff81085162>] warn_slowpath_common+0x82/0xc0
>[   11.177807]  [<ffffffff810851ec>] warn_slowpath_fmt+0x4c/0x50
>[   11.177809]  [<ffffffff810e0000>] ? perf_trace_hrtimer_class+0x90/0xe0
>[   11.177821]  [<ffffffffc02d3c4a>] skl_update_other_pipe_wm+0x1ba/0x1c0 [i915]
>[   11.177832]  [<ffffffffc02d3e81>] skl_update_wm+0x231/0x720 [i915]
>[   11.177834]  [<ffffffff814b4f36>] ? vblank_disable_and_save+0x76/0x90
>[   11.177846]  [<ffffffffc02d82ee>] intel_update_watermarks+0x1e/0x30 [i915]
>[   11.177863]  [<ffffffffc033a948>] intel_atomic_commit+0x3c8/0x13c0 [i915]
>[   11.177865]  [<ffffffff814cde02>] ? drm_atomic_check_only+0x192/0x590
>[   11.177866]  [<ffffffff814cdba7>] ? drm_atomic_add_affected_connectors+0x27/0xf0
>[   11.177867]  [<ffffffff814ce237>] drm_atomic_commit+0x37/0x60
>[   11.177868]  [<ffffffff814ac2d0>] restore_fbdev_mode+0x230/0x260
>[   11.177869]  [<ffffffff814ae4a3>] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80
>[   11.177870]  [<ffffffff814ae51d>] drm_fb_helper_set_par+0x2d/0x50
>[   11.177871]  [<ffffffff814ae422>] drm_fb_helper_hotplug_event+0xd2/0x120
>[   11.177889]  [<ffffffffc0351bde>] intel_fbdev_output_poll_changed+0x1e/0x30 [i915]
>[   11.177890]  [<ffffffff814a1e47>] drm_kms_helper_hotplug_event+0x27/0x30
>[   11.177891]  [<ffffffff814a2047>] output_poll_execute+0x197/0x1e0
>[   11.177893]  [<ffffffff8109be4a>] process_one_work+0x14a/0x460
>[   11.177894]  [<ffffffff8109c38d>] worker_thread+0x22d/0x490
>[   11.177895]  [<ffffffff8109c160>] ? process_one_work+0x460/0x460
>[   11.177896]  [<ffffffff8109c160>] ? process_one_work+0x460/0x460
>[   11.177897]  [<ffffffff810a1409>] kthread+0xc9/0xe0
>[   11.177898]  [<ffffffff810a1340>] ? kthread_worker_fn+0x160/0x160
>[   11.177900]  [<ffffffff817326af>] ret_from_fork+0x3f/0x70
>[   11.177901]  [<ffffffff810a1340>] ? kthread_worker_fn+0x160/0x160
>[   11.177902] ---[ end trace 54220bb1b97444b5 ]---
>[   11.759796] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   11.762209] ------------[ cut here ]------------
>[   11.762224] WARNING: CPU: 1 PID: 532 at drivers/gpu/drm/i915/intel_pm.c:3597 skl_update_other_pipe_wm+0x1ba/0x1c0 [i915]()
>[   11.762225] WARN_ON(!wm_changed)
>[   11.762237] Modules linked in: snd_hda_codec_hdmi dell_led snd_hda_codec_realtek snd_hda_codec_generic hid_generic cdc_ether usbnet r8152 mii usbhid uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb videobuf2_core btrtl v4l2_common videodev joydev rtsx_pci_ms memstick rtsx_pci_sdmmc dell_wmi sparse_keymap dell_laptop dcdbas coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul crc32c_intel psmouse evdev serio_raw efi_pstore efivars snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_timer rtsx_pci snd brcmfmac brcmutil cfg80211 i2c_i801 mmc_core soundcore mei_me mei xhci_pci shpchp xhci_hcd i915 processor_thermal_device intel_soc_dts_iosf iosf_mbi intel_gtt fan wmi thermal i2c_hid battery hid hci_uart btbcm
>[   11.762240]  btintel bluetooth pinctrl_sunrisepoint int3400_thermal rfkill acpi_thermal_rel pinctrl_intel video int3403_thermal acpi_pad int340x_thermal_zone button tpm_tis ac tpm processor loop
>[   11.762241] CPU: 1 PID: 532 Comm: kworker/1:3 Tainted: G     U  W       4.4.0-rc8-native #2
>[   11.762241] Hardware name: Dell Inc. XPS 13 9350/0PWNCR, BIOS 1.1.7 11/27/2015
>[   11.762243] Workqueue: events output_poll_execute
>[   11.762244]  ffffffffc0395260 ffff8802742977a8 ffffffff813a308f ffff8802742977f0
>[   11.762245]  ffff8802742977e0 ffffffff81085162 ffff880275c7b000 ffff88027429790c
>[   11.762246]  ffff880275c78000 0000000000000000 ffff880274297878 ffff880274297840
>[   11.762246] Call Trace:
>[   11.762248]  [<ffffffff813a308f>] dump_stack+0x44/0x55
>[   11.762249]  [<ffffffff81085162>] warn_slowpath_common+0x82/0xc0
>[   11.762250]  [<ffffffff810851ec>] warn_slowpath_fmt+0x4c/0x50
>[   11.762263]  [<ffffffffc02d3c4a>] skl_update_other_pipe_wm+0x1ba/0x1c0 [i915]
>[   11.762274]  [<ffffffffc02d3e81>] skl_update_wm+0x231/0x720 [i915]
>[   11.762276]  [<ffffffff810bf650>] ? wake_atomic_t_function+0x60/0x60
>[   11.762288]  [<ffffffffc02d82ee>] intel_update_watermarks+0x1e/0x30 [i915]
>[   11.762306]  [<ffffffffc033ed28>] haswell_crtc_enable+0x378/0x860 [i915]
>[   11.762323]  [<ffffffffc033a9f5>] intel_atomic_commit+0x475/0x13c0 [i915]
>[   11.762324]  [<ffffffff814cde02>] ? drm_atomic_check_only+0x192/0x590
>[   11.762325]  [<ffffffff814cdba7>] ? drm_atomic_add_affected_connectors+0x27/0xf0
>[   11.762326]  [<ffffffff814ce237>] drm_atomic_commit+0x37/0x60
>[   11.762327]  [<ffffffff814ac2d0>] restore_fbdev_mode+0x230/0x260
>[   11.762328]  [<ffffffff814ae4a3>] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80
>[   11.762329]  [<ffffffff814ae51d>] drm_fb_helper_set_par+0x2d/0x50
>[   11.762330]  [<ffffffff814ae422>] drm_fb_helper_hotplug_event+0xd2/0x120
>[   11.762347]  [<ffffffffc0351bde>] intel_fbdev_output_poll_changed+0x1e/0x30 [i915]
>[   11.762348]  [<ffffffff814a1e47>] drm_kms_helper_hotplug_event+0x27/0x30
>[   11.762349]  [<ffffffff814a2047>] output_poll_execute+0x197/0x1e0
>[   11.762351]  [<ffffffff8109be4a>] process_one_work+0x14a/0x460
>[   11.762352]  [<ffffffff8109c38d>] worker_thread+0x22d/0x490
>[   11.762353]  [<ffffffff8109c160>] ? process_one_work+0x460/0x460
>[   11.762354]  [<ffffffff8109c160>] ? process_one_work+0x460/0x460
>[   11.762355]  [<ffffffff810a1409>] kthread+0xc9/0xe0
>[   11.762356]  [<ffffffff810a1340>] ? kthread_worker_fn+0x160/0x160
>[   11.762357]  [<ffffffff817326af>] ret_from_fork+0x3f/0x70
>[   11.762358]  [<ffffffff810a1340>] ? kthread_worker_fn+0x160/0x160
>[   11.762359] ---[ end trace 54220bb1b97444b6 ]---
>[   11.896617] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe B FIFO underrun
>[   12.299103] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   12.715786] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   13.132434] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   13.549088] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   13.965717] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   14.185057] ------------[ cut here ]------------
>[   14.185078] WARNING: CPU: 1 PID: 532 at drivers/gpu/drm/i915/intel_pm.c:3597 skl_update_other_pipe_wm+0x1ba/0x1c0 [i915]()
>[   14.185078] WARN_ON(!wm_changed)
>[   14.185119] Modules linked in: snd_hda_codec_hdmi dell_led snd_hda_codec_realtek snd_hda_codec_generic hid_generic cdc_ether usbnet r8152 mii usbhid uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb videobuf2_core btrtl v4l2_common videodev joydev rtsx_pci_ms memstick rtsx_pci_sdmmc dell_wmi sparse_keymap dell_laptop dcdbas coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul crc32c_intel psmouse evdev serio_raw efi_pstore efivars snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_timer rtsx_pci snd brcmfmac brcmutil cfg80211 i2c_i801 mmc_core soundcore mei_me mei xhci_pci shpchp xhci_hcd i915 processor_thermal_device intel_soc_dts_iosf iosf_mbi intel_gtt fan wmi thermal i2c_hid battery hid hci_uart btbcm
>[   14.185124]  btintel bluetooth pinctrl_sunrisepoint int3400_thermal rfkill acpi_thermal_rel pinctrl_intel video int3403_thermal acpi_pad int340x_thermal_zone button tpm_tis ac tpm processor loop
>[   14.185126] CPU: 1 PID: 532 Comm: kworker/1:3 Tainted: G     U  W       4.4.0-rc8-native #2
>[   14.185126] Hardware name: Dell Inc. XPS 13 9350/0PWNCR, BIOS 1.1.7 11/27/2015
>[   14.185130] Workqueue: events output_poll_execute
>[   14.185131]  ffffffffc0395260 ffff880274297820 ffffffff813a308f ffff880274297868
>[   14.185132]  ffff880274297858 ffffffff81085162 ffff880275c7b000 ffff880274297984
>[   14.185132]  ffff880275c78000 0000000000000000 ffff8802742978f0 ffff8802742978b8
>[   14.185133] Call Trace:
>[   14.185136]  [<ffffffff813a308f>] dump_stack+0x44/0x55
>[   14.185138]  [<ffffffff81085162>] warn_slowpath_common+0x82/0xc0
>[   14.185139]  [<ffffffff810851ec>] warn_slowpath_fmt+0x4c/0x50
>[   14.185141]  [<ffffffff810e0000>] ? perf_trace_hrtimer_class+0x90/0xe0
>[   14.185155]  [<ffffffffc02d3c4a>] skl_update_other_pipe_wm+0x1ba/0x1c0 [i915]
>[   14.185166]  [<ffffffffc02d3e81>] skl_update_wm+0x231/0x720 [i915]
>[   14.185168]  [<ffffffff814b4f36>] ? vblank_disable_and_save+0x76/0x90
>[   14.185180]  [<ffffffffc02d82ee>] intel_update_watermarks+0x1e/0x30 [i915]
>[   14.185198]  [<ffffffffc033a948>] intel_atomic_commit+0x3c8/0x13c0 [i915]
>[   14.185200]  [<ffffffff814cde02>] ? drm_atomic_check_only+0x192/0x590
>[   14.185202]  [<ffffffff814cdba7>] ? drm_atomic_add_affected_connectors+0x27/0xf0
>[   14.185203]  [<ffffffff814ce237>] drm_atomic_commit+0x37/0x60
>[   14.185204]  [<ffffffff814ac2d0>] restore_fbdev_mode+0x230/0x260
>[   14.185205]  [<ffffffff814ae4a3>] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80
>[   14.185205]  [<ffffffff814ae51d>] drm_fb_helper_set_par+0x2d/0x50
>[   14.185206]  [<ffffffff814ae422>] drm_fb_helper_hotplug_event+0xd2/0x120
>[   14.185223]  [<ffffffffc0351bde>] intel_fbdev_output_poll_changed+0x1e/0x30 [i915]
>[   14.185225]  [<ffffffff814a1e47>] drm_kms_helper_hotplug_event+0x27/0x30
>[   14.185226]  [<ffffffff814a2047>] output_poll_execute+0x197/0x1e0
>[   14.185228]  [<ffffffff8109be4a>] process_one_work+0x14a/0x460
>[   14.185229]  [<ffffffff8109c38d>] worker_thread+0x22d/0x490
>[   14.185230]  [<ffffffff8109c160>] ? process_one_work+0x460/0x460
>[   14.185231]  [<ffffffff8109c160>] ? process_one_work+0x460/0x460
>[   14.185232]  [<ffffffff810a1409>] kthread+0xc9/0xe0
>[   14.185233]  [<ffffffff810a1340>] ? kthread_worker_fn+0x160/0x160
>[   14.185235]  [<ffffffff817326af>] ret_from_fork+0x3f/0x70
>[   14.185236]  [<ffffffff810a1340>] ? kthread_worker_fn+0x160/0x160
>[   14.185236] ---[ end trace 54220bb1b97444b7 ]---
>[   14.767590] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   14.769998] ------------[ cut here ]------------
>[   14.770013] WARNING: CPU: 1 PID: 532 at drivers/gpu/drm/i915/intel_pm.c:3597 skl_update_other_pipe_wm+0x1ba/0x1c0 [i915]()
>[   14.770014] WARN_ON(!wm_changed)
>[   14.770035] Modules linked in: snd_hda_codec_hdmi dell_led snd_hda_codec_realtek snd_hda_codec_generic hid_generic cdc_ether usbnet r8152 mii usbhid uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb videobuf2_core btrtl v4l2_common videodev joydev rtsx_pci_ms memstick rtsx_pci_sdmmc dell_wmi sparse_keymap dell_laptop dcdbas coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul crc32c_intel psmouse evdev serio_raw efi_pstore efivars snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_timer rtsx_pci snd brcmfmac brcmutil cfg80211 i2c_i801 mmc_core soundcore mei_me mei xhci_pci shpchp xhci_hcd i915 processor_thermal_device intel_soc_dts_iosf iosf_mbi intel_gtt fan wmi thermal i2c_hid battery hid hci_uart btbcm
>[   14.770039]  btintel bluetooth pinctrl_sunrisepoint int3400_thermal rfkill acpi_thermal_rel pinctrl_intel video int3403_thermal acpi_pad int340x_thermal_zone button tpm_tis ac tpm processor loop
>[   14.770041] CPU: 1 PID: 532 Comm: kworker/1:3 Tainted: G     U  W       4.4.0-rc8-native #2
>[   14.770041] Hardware name: Dell Inc. XPS 13 9350/0PWNCR, BIOS 1.1.7 11/27/2015
>[   14.770045] Workqueue: events output_poll_execute
>[   14.770046]  ffffffffc0395260 ffff8802742977a8 ffffffff813a308f ffff8802742977f0
>[   14.770047]  ffff8802742977e0 ffffffff81085162 ffff880275c7b000 ffff88027429790c
>[   14.770047]  ffff880275c78000 0000000000000000 ffff880274297878 ffff880274297840
>[   14.770048] Call Trace:
>[   14.770051]  [<ffffffff813a308f>] dump_stack+0x44/0x55
>[   14.770053]  [<ffffffff81085162>] warn_slowpath_common+0x82/0xc0
>[   14.770054]  [<ffffffff810851ec>] warn_slowpath_fmt+0x4c/0x50
>[   14.770066]  [<ffffffffc02d3c4a>] skl_update_other_pipe_wm+0x1ba/0x1c0 [i915]
>[   14.770077]  [<ffffffffc02d3e81>] skl_update_wm+0x231/0x720 [i915]
>[   14.770080]  [<ffffffff810bf650>] ? wake_atomic_t_function+0x60/0x60
>[   14.770091]  [<ffffffffc02d82ee>] intel_update_watermarks+0x1e/0x30 [i915]
>[   14.770109]  [<ffffffffc033ed28>] haswell_crtc_enable+0x378/0x860 [i915]
>[   14.770126]  [<ffffffffc033a9f5>] intel_atomic_commit+0x475/0x13c0 [i915]
>[   14.770128]  [<ffffffff814cde02>] ? drm_atomic_check_only+0x192/0x590
>[   14.770130]  [<ffffffff814cdba7>] ? drm_atomic_add_affected_connectors+0x27/0xf0
>[   14.770131]  [<ffffffff814ce237>] drm_atomic_commit+0x37/0x60
>[   14.770132]  [<ffffffff814ac2d0>] restore_fbdev_mode+0x230/0x260
>[   14.770133]  [<ffffffff814ae4a3>] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80
>[   14.770134]  [<ffffffff814ae51d>] drm_fb_helper_set_par+0x2d/0x50
>[   14.770135]  [<ffffffff814ae422>] drm_fb_helper_hotplug_event+0xd2/0x120
>[   14.770152]  [<ffffffffc0351bde>] intel_fbdev_output_poll_changed+0x1e/0x30 [i915]
>[   14.770153]  [<ffffffff814a1e47>] drm_kms_helper_hotplug_event+0x27/0x30
>[   14.770154]  [<ffffffff814a2047>] output_poll_execute+0x197/0x1e0
>[   14.770156]  [<ffffffff8109be4a>] process_one_work+0x14a/0x460
>[   14.770157]  [<ffffffff8109c38d>] worker_thread+0x22d/0x490
>[   14.770158]  [<ffffffff8109c160>] ? process_one_work+0x460/0x460
>[   14.770160]  [<ffffffff8109c160>] ? process_one_work+0x460/0x460
>[   14.770160]  [<ffffffff810a1409>] kthread+0xc9/0xe0
>[   14.770161]  [<ffffffff810a1340>] ? kthread_worker_fn+0x160/0x160
>[   14.770179]  [<ffffffff817326af>] ret_from_fork+0x3f/0x70
>[   14.770179]  [<ffffffff810a1340>] ? kthread_worker_fn+0x160/0x160
>[   14.770180] ---[ end trace 54220bb1b97444b8 ]---
>[   14.916491] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe B FIFO underrun
>[   15.318282] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   15.734977] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   16.185059] ------------[ cut here ]------------
>[   16.185079] WARNING: CPU: 1 PID: 532 at drivers/gpu/drm/i915/intel_pm.c:3597 skl_update_other_pipe_wm+0x1ba/0x1c0 [i915]()
>[   16.185080] WARN_ON(!wm_changed)
>[   16.185114] Modules linked in: snd_hda_codec_hdmi dell_led snd_hda_codec_realtek snd_hda_codec_generic hid_generic cdc_ether usbnet r8152 mii usbhid uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb videobuf2_core btrtl v4l2_common videodev joydev rtsx_pci_ms memstick rtsx_pci_sdmmc dell_wmi sparse_keymap dell_laptop dcdbas coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul crc32c_intel psmouse evdev serio_raw efi_pstore efivars snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_timer rtsx_pci snd brcmfmac brcmutil cfg80211 i2c_i801 mmc_core soundcore mei_me mei xhci_pci shpchp xhci_hcd i915 processor_thermal_device intel_soc_dts_iosf iosf_mbi intel_gtt fan wmi thermal i2c_hid battery hid hci_uart btbcm
>[   16.185119]  btintel bluetooth pinctrl_sunrisepoint int3400_thermal rfkill acpi_thermal_rel pinctrl_intel video int3403_thermal acpi_pad int340x_thermal_zone button tpm_tis ac tpm processor loop
>[   16.185121] CPU: 1 PID: 532 Comm: kworker/1:3 Tainted: G     U  W       4.4.0-rc8-native #2
>[   16.185121] Hardware name: Dell Inc. XPS 13 9350/0PWNCR, BIOS 1.1.7 11/27/2015
>[   16.185125] Workqueue: events output_poll_execute
>[   16.185126]  ffffffffc0395260 ffff880274297820 ffffffff813a308f ffff880274297868
>[   16.185127]  ffff880274297858 ffffffff81085162 ffff880275c7b000 ffff880274297984
>[   16.185128]  ffff880275c78000 0000000000000000 ffff8802742978f0 ffff8802742978b8
>[   16.185128] Call Trace:
>[   16.185131]  [<ffffffff813a308f>] dump_stack+0x44/0x55
>[   16.185133]  [<ffffffff81085162>] warn_slowpath_common+0x82/0xc0
>[   16.185135]  [<ffffffff810851ec>] warn_slowpath_fmt+0x4c/0x50
>[   16.185137]  [<ffffffff810e0000>] ? perf_trace_hrtimer_class+0x90/0xe0
>[   16.185151]  [<ffffffffc02d3c4a>] skl_update_other_pipe_wm+0x1ba/0x1c0 [i915]
>[   16.185162]  [<ffffffffc02d3e81>] skl_update_wm+0x231/0x720 [i915]
>[   16.185164]  [<ffffffff814b4f36>] ? vblank_disable_and_save+0x76/0x90
>[   16.185176]  [<ffffffffc02d82ee>] intel_update_watermarks+0x1e/0x30 [i915]
>[   16.185195]  [<ffffffffc033a948>] intel_atomic_commit+0x3c8/0x13c0 [i915]
>[   16.185197]  [<ffffffff814cde02>] ? drm_atomic_check_only+0x192/0x590
>[   16.185198]  [<ffffffff814cdba7>] ? drm_atomic_add_affected_connectors+0x27/0xf0
>[   16.185199]  [<ffffffff814ce237>] drm_atomic_commit+0x37/0x60
>[   16.185200]  [<ffffffff814ac2d0>] restore_fbdev_mode+0x230/0x260
>[   16.185201]  [<ffffffff814ae4a3>] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80
>[   16.185202]  [<ffffffff814ae51d>] drm_fb_helper_set_par+0x2d/0x50
>[   16.185203]  [<ffffffff814ae422>] drm_fb_helper_hotplug_event+0xd2/0x120
>[   16.185220]  [<ffffffffc0351bde>] intel_fbdev_output_poll_changed+0x1e/0x30 [i915]
>[   16.185222]  [<ffffffff814a1e47>] drm_kms_helper_hotplug_event+0x27/0x30
>[   16.185223]  [<ffffffff814a2047>] output_poll_execute+0x197/0x1e0
>[   16.185225]  [<ffffffff8109be4a>] process_one_work+0x14a/0x460
>[   16.185226]  [<ffffffff8109c38d>] worker_thread+0x22d/0x490
>[   16.185227]  [<ffffffff8109c160>] ? process_one_work+0x460/0x460
>[   16.185228]  [<ffffffff8109c160>] ? process_one_work+0x460/0x460
>[   16.185229]  [<ffffffff810a1409>] kthread+0xc9/0xe0
>[   16.185230]  [<ffffffff810a1340>] ? kthread_worker_fn+0x160/0x160
>[   16.185232]  [<ffffffff817326af>] ret_from_fork+0x3f/0x70
>[   16.185233]  [<ffffffff810a1340>] ? kthread_worker_fn+0x160/0x160
>[   16.185234] ---[ end trace 54220bb1b97444b9 ]---
>[   16.766820] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   16.769244] ------------[ cut here ]------------
>[   16.769259] WARNING: CPU: 1 PID: 532 at drivers/gpu/drm/i915/intel_pm.c:3597 skl_update_other_pipe_wm+0x1ba/0x1c0 [i915]()
>[   16.769260] WARN_ON(!wm_changed)
>[   16.769281] Modules linked in: snd_hda_codec_hdmi dell_led snd_hda_codec_realtek snd_hda_codec_generic hid_generic cdc_ether usbnet r8152 mii usbhid uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb videobuf2_core btrtl v4l2_common videodev joydev rtsx_pci_ms memstick rtsx_pci_sdmmc dell_wmi sparse_keymap dell_laptop dcdbas coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul crc32c_intel psmouse evdev serio_raw efi_pstore efivars snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_timer rtsx_pci snd brcmfmac brcmutil cfg80211 i2c_i801 mmc_core soundcore mei_me mei xhci_pci shpchp xhci_hcd i915 processor_thermal_device intel_soc_dts_iosf iosf_mbi intel_gtt fan wmi thermal i2c_hid battery hid hci_uart btbcm
>[   16.769286]  btintel bluetooth pinctrl_sunrisepoint int3400_thermal rfkill acpi_thermal_rel pinctrl_intel video int3403_thermal acpi_pad int340x_thermal_zone button tpm_tis ac tpm processor loop
>[   16.769288] CPU: 1 PID: 532 Comm: kworker/1:3 Tainted: G     U  W       4.4.0-rc8-native #2
>[   16.769288] Hardware name: Dell Inc. XPS 13 9350/0PWNCR, BIOS 1.1.7 11/27/2015
>[   16.769292] Workqueue: events output_poll_execute
>[   16.769293]  ffffffffc0395260 ffff8802742977a8 ffffffff813a308f ffff8802742977f0
>[   16.769294]  ffff8802742977e0 ffffffff81085162 ffff880275c7b000 ffff88027429790c
>[   16.769295]  ffff880275c78000 0000000000000000 ffff880274297878 ffff880274297840
>[   16.769295] Call Trace:
>[   16.769298]  [<ffffffff813a308f>] dump_stack+0x44/0x55
>[   16.769300]  [<ffffffff81085162>] warn_slowpath_common+0x82/0xc0
>[   16.769301]  [<ffffffff810851ec>] warn_slowpath_fmt+0x4c/0x50
>[   16.769314]  [<ffffffffc02d3c4a>] skl_update_other_pipe_wm+0x1ba/0x1c0 [i915]
>[   16.769325]  [<ffffffffc02d3e81>] skl_update_wm+0x231/0x720 [i915]
>[   16.769327]  [<ffffffff810bf650>] ? wake_atomic_t_function+0x60/0x60
>[   16.769339]  [<ffffffffc02d82ee>] intel_update_watermarks+0x1e/0x30 [i915]
>[   16.769357]  [<ffffffffc033ed28>] haswell_crtc_enable+0x378/0x860 [i915]
>[   16.769374]  [<ffffffffc033a9f5>] intel_atomic_commit+0x475/0x13c0 [i915]
>[   16.769376]  [<ffffffff814cde02>] ? drm_atomic_check_only+0x192/0x590
>[   16.769377]  [<ffffffff814cdba7>] ? drm_atomic_add_affected_connectors+0x27/0xf0
>[   16.769378]  [<ffffffff814ce237>] drm_atomic_commit+0x37/0x60
>[   16.769379]  [<ffffffff814ac2d0>] restore_fbdev_mode+0x230/0x260
>[   16.769380]  [<ffffffff814ae4a3>] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80
>[   16.769381]  [<ffffffff814ae51d>] drm_fb_helper_set_par+0x2d/0x50
>[   16.769382]  [<ffffffff814ae422>] drm_fb_helper_hotplug_event+0xd2/0x120
>[   16.769399]  [<ffffffffc0351bde>] intel_fbdev_output_poll_changed+0x1e/0x30 [i915]
>[   16.769401]  [<ffffffff814a1e47>] drm_kms_helper_hotplug_event+0x27/0x30
>[   16.769402]  [<ffffffff814a2047>] output_poll_execute+0x197/0x1e0
>[   16.769404]  [<ffffffff8109be4a>] process_one_work+0x14a/0x460
>[   16.769405]  [<ffffffff8109c38d>] worker_thread+0x22d/0x490
>[   16.769406]  [<ffffffff8109c160>] ? process_one_work+0x460/0x460
>[   16.769407]  [<ffffffff8109c160>] ? process_one_work+0x460/0x460
>[   16.769408]  [<ffffffff810a1409>] kthread+0xc9/0xe0
>[   16.769409]  [<ffffffff810a1340>] ? kthread_worker_fn+0x160/0x160
>[   16.769411]  [<ffffffff817326af>] ret_from_fork+0x3f/0x70
>[   16.769412]  [<ffffffff810a1340>] ? kthread_worker_fn+0x160/0x160
>[   16.769412] ---[ end trace 54220bb1b97444ba ]---
>[   16.919084] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe B FIFO underrun
>[   17.321201] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   17.737879] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   18.154581] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   18.571192] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   19.192558] ------------[ cut here ]------------
>[   19.192594] WARNING: CPU: 1 PID: 532 at drivers/gpu/drm/i915/intel_pm.c:3597 skl_update_other_pipe_wm+0x1ba/0x1c0 [i915]()
>[   19.192595] WARN_ON(!wm_changed)
>[   19.192616] Modules linked in: snd_hda_codec_hdmi dell_led snd_hda_codec_realtek snd_hda_codec_generic hid_generic cdc_ether usbnet r8152 mii usbhid uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb videobuf2_core btrtl v4l2_common videodev joydev rtsx_pci_ms memstick rtsx_pci_sdmmc dell_wmi sparse_keymap dell_laptop dcdbas coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul crc32c_intel psmouse evdev serio_raw efi_pstore efivars snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_timer rtsx_pci snd brcmfmac brcmutil cfg80211 i2c_i801 mmc_core soundcore mei_me mei xhci_pci shpchp xhci_hcd i915 processor_thermal_device intel_soc_dts_iosf iosf_mbi intel_gtt fan wmi thermal i2c_hid battery hid hci_uart btbcm
>[   19.192621]  btintel bluetooth pinctrl_sunrisepoint int3400_thermal rfkill acpi_thermal_rel pinctrl_intel video int3403_thermal acpi_pad int340x_thermal_zone button tpm_tis ac tpm processor loop
>[   19.192622] CPU: 1 PID: 532 Comm: kworker/1:3 Tainted: G     U  W       4.4.0-rc8-native #2
>[   19.192623] Hardware name: Dell Inc. XPS 13 9350/0PWNCR, BIOS 1.1.7 11/27/2015
>[   19.192626] Workqueue: events output_poll_execute
>[   19.192628]  ffffffffc0395260 ffff880274297820 ffffffff813a308f ffff880274297868
>[   19.192628]  ffff880274297858 ffffffff81085162 ffff880275c7b000 ffff880274297984
>[   19.192629]  ffff880275c78000 0000000000000000 ffff8802742978f0 ffff8802742978b8
>[   19.192630] Call Trace:
>[   19.192632]  [<ffffffff813a308f>] dump_stack+0x44/0x55
>[   19.192635]  [<ffffffff81085162>] warn_slowpath_common+0x82/0xc0
>[   19.192636]  [<ffffffff810851ec>] warn_slowpath_fmt+0x4c/0x50
>[   19.192638]  [<ffffffff810e0000>] ? perf_trace_hrtimer_class+0x90/0xe0
>[   19.192651]  [<ffffffffc02d3c4a>] skl_update_other_pipe_wm+0x1ba/0x1c0 [i915]
>[   19.192662]  [<ffffffffc02d3e81>] skl_update_wm+0x231/0x720 [i915]
>[   19.192664]  [<ffffffff814b4f36>] ? vblank_disable_and_save+0x76/0x90
>[   19.192676]  [<ffffffffc02d82ee>] intel_update_watermarks+0x1e/0x30 [i915]
>[   19.192695]  [<ffffffffc033a948>] intel_atomic_commit+0x3c8/0x13c0 [i915]
>[   19.192697]  [<ffffffff814cde02>] ? drm_atomic_check_only+0x192/0x590
>[   19.192698]  [<ffffffff814cdba7>] ? drm_atomic_add_affected_connectors+0x27/0xf0
>[   19.192699]  [<ffffffff814ce237>] drm_atomic_commit+0x37/0x60
>[   19.192700]  [<ffffffff814ac2d0>] restore_fbdev_mode+0x230/0x260
>[   19.192701]  [<ffffffff814ae4a3>] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80
>[   19.192708]  [<ffffffff814ae51d>] drm_fb_helper_set_par+0x2d/0x50
>[   19.192709]  [<ffffffff814ae422>] drm_fb_helper_hotplug_event+0xd2/0x120
>[   19.192727]  [<ffffffffc0351bde>] intel_fbdev_output_poll_changed+0x1e/0x30 [i915]
>[   19.192728]  [<ffffffff814a1e47>] drm_kms_helper_hotplug_event+0x27/0x30
>[   19.192729]  [<ffffffff814a2047>] output_poll_execute+0x197/0x1e0
>[   19.192731]  [<ffffffff8109be4a>] process_one_work+0x14a/0x460
>[   19.192732]  [<ffffffff8109c38d>] worker_thread+0x22d/0x490
>[   19.192733]  [<ffffffff8109c160>] ? process_one_work+0x460/0x460
>[   19.192734]  [<ffffffff8109c160>] ? process_one_work+0x460/0x460
>[   19.192735]  [<ffffffff810a1409>] kthread+0xc9/0xe0
>[   19.192736]  [<ffffffff810a1340>] ? kthread_worker_fn+0x160/0x160
>[   19.192739]  [<ffffffff817326af>] ret_from_fork+0x3f/0x70
>[   19.192739]  [<ffffffff810a1340>] ? kthread_worker_fn+0x160/0x160
>[   19.192740] ---[ end trace 54220bb1b97444bb ]---
>[   19.774709] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   19.777118] ------------[ cut here ]------------
>[   19.777133] WARNING: CPU: 1 PID: 532 at drivers/gpu/drm/i915/intel_pm.c:3597 skl_update_other_pipe_wm+0x1ba/0x1c0 [i915]()
>[   19.777133] WARN_ON(!wm_changed)
>[   19.777151] Modules linked in: snd_hda_codec_hdmi dell_led snd_hda_codec_realtek snd_hda_codec_generic hid_generic cdc_ether usbnet r8152 mii usbhid uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb videobuf2_core btrtl v4l2_common videodev joydev rtsx_pci_ms memstick rtsx_pci_sdmmc dell_wmi sparse_keymap dell_laptop dcdbas coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul crc32c_intel psmouse evdev serio_raw efi_pstore efivars snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_timer rtsx_pci snd brcmfmac brcmutil cfg80211 i2c_i801 mmc_core soundcore mei_me mei xhci_pci shpchp xhci_hcd i915 processor_thermal_device intel_soc_dts_iosf iosf_mbi intel_gtt fan wmi thermal i2c_hid battery hid hci_uart btbcm
>[   19.777155]  btintel bluetooth pinctrl_sunrisepoint int3400_thermal rfkill acpi_thermal_rel pinctrl_intel video int3403_thermal acpi_pad int340x_thermal_zone button tpm_tis ac tpm processor loop
>[   19.777156] CPU: 1 PID: 532 Comm: kworker/1:3 Tainted: G     U  W       4.4.0-rc8-native #2
>[   19.777157] Hardware name: Dell Inc. XPS 13 9350/0PWNCR, BIOS 1.1.7 11/27/2015
>[   19.777159] Workqueue: events output_poll_execute
>[   19.777161]  ffffffffc0395260 ffff8802742977a8 ffffffff813a308f ffff8802742977f0
>[   19.777161]  ffff8802742977e0 ffffffff81085162 ffff880275c7b000 ffff88027429790c
>[   19.777162]  ffff880275c78000 0000000000000000 ffff880274297878 ffff880274297840
>[   19.777162] Call Trace:
>[   19.777165]  [<ffffffff813a308f>] dump_stack+0x44/0x55
>[   19.777166]  [<ffffffff81085162>] warn_slowpath_common+0x82/0xc0
>[   19.777167]  [<ffffffff810851ec>] warn_slowpath_fmt+0x4c/0x50
>[   19.777180]  [<ffffffffc02d3c4a>] skl_update_other_pipe_wm+0x1ba/0x1c0 [i915]
>[   19.777192]  [<ffffffffc02d3e81>] skl_update_wm+0x231/0x720 [i915]
>[   19.777193]  [<ffffffff810bf650>] ? wake_atomic_t_function+0x60/0x60
>[   19.777205]  [<ffffffffc02d82ee>] intel_update_watermarks+0x1e/0x30 [i915]
>[   19.777223]  [<ffffffffc033ed28>] haswell_crtc_enable+0x378/0x860 [i915]
>[   19.777239]  [<ffffffffc033a9f5>] intel_atomic_commit+0x475/0x13c0 [i915]
>[   19.777241]  [<ffffffff814cde02>] ? drm_atomic_check_only+0x192/0x590
>[   19.777243]  [<ffffffff814cdba7>] ? drm_atomic_add_affected_connectors+0x27/0xf0
>[   19.777244]  [<ffffffff814ce237>] drm_atomic_commit+0x37/0x60
>[   19.777245]  [<ffffffff814ac2d0>] restore_fbdev_mode+0x230/0x260
>[   19.777246]  [<ffffffff814ae4a3>] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80
>[   19.777247]  [<ffffffff814ae51d>] drm_fb_helper_set_par+0x2d/0x50
>[   19.777247]  [<ffffffff814ae422>] drm_fb_helper_hotplug_event+0xd2/0x120
>[   19.777264]  [<ffffffffc0351bde>] intel_fbdev_output_poll_changed+0x1e/0x30 [i915]
>[   19.777265]  [<ffffffff814a1e47>] drm_kms_helper_hotplug_event+0x27/0x30
>[   19.777267]  [<ffffffff814a2047>] output_poll_execute+0x197/0x1e0
>[   19.777268]  [<ffffffff8109be4a>] process_one_work+0x14a/0x460
>[   19.777269]  [<ffffffff8109c38d>] worker_thread+0x22d/0x490
>[   19.777270]  [<ffffffff8109c160>] ? process_one_work+0x460/0x460
>[   19.777271]  [<ffffffff8109c160>] ? process_one_work+0x460/0x460
>[   19.777272]  [<ffffffff810a1409>] kthread+0xc9/0xe0
>[   19.777273]  [<ffffffff810a1340>] ? kthread_worker_fn+0x160/0x160
>[   19.777275]  [<ffffffff817326af>] ret_from_fork+0x3f/0x70
>[   19.777276]  [<ffffffff810a1340>] ? kthread_worker_fn+0x160/0x160
>[   19.777276] ---[ end trace 54220bb1b97444bc ]---
>[   19.922199] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe B FIFO underrun
>[   20.324290] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   20.740888] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   21.190298] ------------[ cut here ]------------
>[   21.190313] WARNING: CPU: 1 PID: 532 at drivers/gpu/drm/i915/intel_pm.c:3597 skl_update_other_pipe_wm+0x1ba/0x1c0 [i915]()
>[   21.190314] WARN_ON(!wm_changed)
>[   21.190326] Modules linked in: snd_hda_codec_hdmi dell_led snd_hda_codec_realtek snd_hda_codec_generic hid_generic cdc_ether usbnet r8152 mii usbhid uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb videobuf2_core btrtl v4l2_common videodev joydev rtsx_pci_ms memstick rtsx_pci_sdmmc dell_wmi sparse_keymap dell_laptop dcdbas coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul crc32c_intel psmouse evdev serio_raw efi_pstore efivars snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_timer rtsx_pci snd brcmfmac brcmutil cfg80211 i2c_i801 mmc_core soundcore mei_me mei xhci_pci shpchp xhci_hcd i915 processor_thermal_device intel_soc_dts_iosf iosf_mbi intel_gtt fan wmi thermal i2c_hid battery hid hci_uart btbcm
>[   21.190342]  btintel bluetooth pinctrl_sunrisepoint int3400_thermal rfkill acpi_thermal_rel pinctrl_intel video int3403_thermal acpi_pad int340x_thermal_zone button tpm_tis ac tpm processor loop
>[   21.190344] CPU: 1 PID: 532 Comm: kworker/1:3 Tainted: G     U  W       4.4.0-rc8-native #2
>[   21.190344] Hardware name: Dell Inc. XPS 13 9350/0PWNCR, BIOS 1.1.7 11/27/2015
>[   21.190346] Workqueue: events output_poll_execute
>[   21.190347]  ffffffffc0395260 ffff880274297820 ffffffff813a308f ffff880274297868
>[   21.190348]  ffff880274297858 ffffffff81085162 ffff880275c7b000 ffff880274297984
>[   21.190349]  ffff880275c78000 0000000000000000 ffff8802742978f0 ffff8802742978b8
>[   21.190349] Call Trace:
>[   21.190350]  [<ffffffff813a308f>] dump_stack+0x44/0x55
>[   21.190352]  [<ffffffff81085162>] warn_slowpath_common+0x82/0xc0
>[   21.190353]  [<ffffffff810851ec>] warn_slowpath_fmt+0x4c/0x50
>[   21.190355]  [<ffffffff810e0000>] ? perf_trace_hrtimer_class+0x90/0xe0
>[   21.190367]  [<ffffffffc02d3c4a>] skl_update_other_pipe_wm+0x1ba/0x1c0 [i915]
>[   21.190378]  [<ffffffffc02d3e81>] skl_update_wm+0x231/0x720 [i915]
>[   21.190380]  [<ffffffff814b4f36>] ? vblank_disable_and_save+0x76/0x90
>[   21.190391]  [<ffffffffc02d82ee>] intel_update_watermarks+0x1e/0x30 [i915]
>[   21.190409]  [<ffffffffc033a948>] intel_atomic_commit+0x3c8/0x13c0 [i915]
>[   21.190410]  [<ffffffff814cde02>] ? drm_atomic_check_only+0x192/0x590
>[   21.190412]  [<ffffffff814cdba7>] ? drm_atomic_add_affected_connectors+0x27/0xf0
>[   21.190413]  [<ffffffff814ce237>] drm_atomic_commit+0x37/0x60
>[   21.190414]  [<ffffffff814ac2d0>] restore_fbdev_mode+0x230/0x260
>[   21.190415]  [<ffffffff814ae4a3>] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80
>[   21.190416]  [<ffffffff814ae51d>] drm_fb_helper_set_par+0x2d/0x50
>[   21.190416]  [<ffffffff814ae422>] drm_fb_helper_hotplug_event+0xd2/0x120
>[   21.190434]  [<ffffffffc0351bde>] intel_fbdev_output_poll_changed+0x1e/0x30 [i915]
>[   21.190435]  [<ffffffff814a1e47>] drm_kms_helper_hotplug_event+0x27/0x30
>[   21.190436]  [<ffffffff814a2047>] output_poll_execute+0x197/0x1e0
>[   21.190438]  [<ffffffff8109be4a>] process_one_work+0x14a/0x460
>[   21.190439]  [<ffffffff8109c38d>] worker_thread+0x22d/0x490
>[   21.190440]  [<ffffffff8109c160>] ? process_one_work+0x460/0x460
>[   21.190441]  [<ffffffff8109c160>] ? process_one_work+0x460/0x460
>[   21.190442]  [<ffffffff810a1409>] kthread+0xc9/0xe0
>[   21.190443]  [<ffffffff810a1340>] ? kthread_worker_fn+0x160/0x160
>[   21.190444]  [<ffffffff817326af>] ret_from_fork+0x3f/0x70
>[   21.190445]  [<ffffffff810a1340>] ? kthread_worker_fn+0x160/0x160
>[   21.190446] ---[ end trace 54220bb1b97444bd ]---
>[   21.771750] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   21.774155] ------------[ cut here ]------------
>[   21.774169] WARNING: CPU: 1 PID: 532 at drivers/gpu/drm/i915/intel_pm.c:3597 skl_update_other_pipe_wm+0x1ba/0x1c0 [i915]()
>[   21.774170] WARN_ON(!wm_changed)
>[   21.774182] Modules linked in: snd_hda_codec_hdmi dell_led snd_hda_codec_realtek snd_hda_codec_generic hid_generic cdc_ether usbnet r8152 mii usbhid uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb videobuf2_core btrtl v4l2_common videodev joydev rtsx_pci_ms memstick rtsx_pci_sdmmc dell_wmi sparse_keymap dell_laptop dcdbas coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul crc32c_intel psmouse evdev serio_raw efi_pstore efivars snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_timer rtsx_pci snd brcmfmac brcmutil cfg80211 i2c_i801 mmc_core soundcore mei_me mei xhci_pci shpchp xhci_hcd i915 processor_thermal_device intel_soc_dts_iosf iosf_mbi intel_gtt fan wmi thermal i2c_hid battery hid hci_uart btbcm
>[   21.774185]  btintel bluetooth pinctrl_sunrisepoint int3400_thermal rfkill acpi_thermal_rel pinctrl_intel video int3403_thermal acpi_pad int340x_thermal_zone button tpm_tis ac tpm processor loop
>[   21.774186] CPU: 1 PID: 532 Comm: kworker/1:3 Tainted: G     U  W       4.4.0-rc8-native #2
>[   21.774186] Hardware name: Dell Inc. XPS 13 9350/0PWNCR, BIOS 1.1.7 11/27/2015
>[   21.774188] Workqueue: events output_poll_execute
>[   21.774189]  ffffffffc0395260 ffff8802742977a8 ffffffff813a308f ffff8802742977f0
>[   21.774190]  ffff8802742977e0 ffffffff81085162 ffff880275c7b000 ffff88027429790c
>[   21.774191]  ffff880275c78000 0000000000000000 ffff880274297878 ffff880274297840
>[   21.774191] Call Trace:
>[   21.774193]  [<ffffffff813a308f>] dump_stack+0x44/0x55
>[   21.774194]  [<ffffffff81085162>] warn_slowpath_common+0x82/0xc0
>[   21.774195]  [<ffffffff810851ec>] warn_slowpath_fmt+0x4c/0x50
>[   21.774208]  [<ffffffffc02d3c4a>] skl_update_other_pipe_wm+0x1ba/0x1c0 [i915]
>[   21.774219]  [<ffffffffc02d3e81>] skl_update_wm+0x231/0x720 [i915]
>[   21.774221]  [<ffffffff810bf650>] ? wake_atomic_t_function+0x60/0x60
>[   21.774233]  [<ffffffffc02d82ee>] intel_update_watermarks+0x1e/0x30 [i915]
>[   21.774250]  [<ffffffffc033ed28>] haswell_crtc_enable+0x378/0x860 [i915]
>[   21.774267]  [<ffffffffc033a9f5>] intel_atomic_commit+0x475/0x13c0 [i915]
>[   21.774268]  [<ffffffff814cde02>] ? drm_atomic_check_only+0x192/0x590
>[   21.774270]  [<ffffffff814cdba7>] ? drm_atomic_add_affected_connectors+0x27/0xf0
>[   21.774271]  [<ffffffff814ce237>] drm_atomic_commit+0x37/0x60
>[   21.774272]  [<ffffffff814ac2d0>] restore_fbdev_mode+0x230/0x260
>[   21.774273]  [<ffffffff814ae4a3>] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80
>[   21.774274]  [<ffffffff814ae51d>] drm_fb_helper_set_par+0x2d/0x50
>[   21.774274]  [<ffffffff814ae422>] drm_fb_helper_hotplug_event+0xd2/0x120
>[   21.774292]  [<ffffffffc0351bde>] intel_fbdev_output_poll_changed+0x1e/0x30 [i915]
>[   21.774293]  [<ffffffff814a1e47>] drm_kms_helper_hotplug_event+0x27/0x30
>[   21.774294]  [<ffffffff814a2047>] output_poll_execute+0x197/0x1e0
>[   21.774296]  [<ffffffff8109be4a>] process_one_work+0x14a/0x460
>[   21.774297]  [<ffffffff8109c38d>] worker_thread+0x22d/0x490
>[   21.774298]  [<ffffffff8109c160>] ? process_one_work+0x460/0x460
>[   21.774299]  [<ffffffff8109c160>] ? process_one_work+0x460/0x460
>[   21.774300]  [<ffffffff810a1409>] kthread+0xc9/0xe0
>[   21.774301]  [<ffffffff810a1340>] ? kthread_worker_fn+0x160/0x160
>[   21.774302]  [<ffffffff817326af>] ret_from_fork+0x3f/0x70
>[   21.774303]  [<ffffffff810a1340>] ? kthread_worker_fn+0x160/0x160
>[   21.774304] ---[ end trace 54220bb1b97444be ]---
>[   22.075067] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe B FIFO underrun
>[   22.554704] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   22.971332] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   23.387922] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   23.804529] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   24.604492] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   25.038113] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   25.447385] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   25.856287] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   26.136812] i915 0000:00:02.0: fb0: inteldrmfb frame buffer device
>[   26.155939] i2c /dev entries driver
>[   26.251110] [drm] GMBUS [i915 gmbus dpd] timed out, falling back to bit banging on pin 6
>[   26.283836] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   26.430205] fuse init (API version 7.23)
>[   26.714769] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   26.812668] BTRFS info (device nvme0n1p2): enabling auto defrag
>[   26.813525] BTRFS info (device nvme0n1p2): enabling inode map caching
>[   26.814426] BTRFS info (device nvme0n1p2): disk space caching is enabled
>[   27.132439] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   27.549830] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   27.967161] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   28.384517] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   28.801876] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   29.219225] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   29.638549] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   29.906125] FAT-fs (nvme0n1p1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
>[   30.053749] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   30.497232] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   30.669001] NET: Registered protocol family 10
>[   30.913930] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   31.015861] brcmf_add_if: ERROR: netdev:wlan0 already exists
>[   31.015864] brcmf_add_if: ignore IF event
>[   31.180568] brcmf_add_if: ERROR: netdev:wlan0 already exists
>[   31.180571] brcmf_add_if: ignore IF event
>[   31.361403] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   31.772923] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   32.189729] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   32.606886] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   33.023680] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   33.440677] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   33.857434] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   34.273842] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   34.690159] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   35.106858] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   35.524601] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   35.941641] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   36.358387] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   36.774839] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   37.193172] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   37.609089] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   38.025214] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   38.441754] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   38.858072] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   39.274902] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   39.691229] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   40.107909] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   40.524467] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   40.940951] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   41.357423] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   41.773892] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   42.189668] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   42.606182] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   43.022064] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   43.438232] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   43.854458] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   44.270498] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   44.686523] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   45.104737] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   45.520790] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   45.936829] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   46.353451] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   46.769654] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   47.184917] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   47.601305] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   48.017721] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   48.434020] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   48.525196] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to get link status
>[   48.815226] ------------[ cut here ]------------
>[   48.815236] WARNING: CPU: 0 PID: 4 at drivers/gpu/drm/i915/intel_pm.c:3597 skl_update_other_pipe_wm+0x1ba/0x1c0 [i915]()
>[   48.815237] WARN_ON(!wm_changed)
>[   48.815259] Modules linked in: ipv6 nls_iso8859_1 nls_cp437 vfat fat fuse i2c_dev snd_hda_codec_hdmi dell_led snd_hda_codec_realtek snd_hda_codec_generic hid_generic cdc_ether usbnet r8152 mii usbhid uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb videobuf2_core btrtl v4l2_common videodev joydev rtsx_pci_ms memstick rtsx_pci_sdmmc dell_wmi sparse_keymap dell_laptop dcdbas coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul crc32c_intel psmouse evdev serio_raw efi_pstore efivars snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_timer rtsx_pci snd brcmfmac brcmutil cfg80211 i2c_i801 mmc_core soundcore mei_me mei xhci_pci shpchp xhci_hcd i915 processor_thermal_device intel_soc_dts_iosf iosf_mbi intel_gtt
>[   48.815265]  fan wmi thermal i2c_hid battery hid hci_uart btbcm btintel bluetooth pinctrl_sunrisepoint int3400_thermal rfkill acpi_thermal_rel pinctrl_intel video int3403_thermal acpi_pad int340x_thermal_zone button tpm_tis ac tpm processor loop
>[   48.815267] CPU: 0 PID: 4 Comm: kworker/0:0 Tainted: G     U  W       4.4.0-rc8-native #2
>[   48.815268] Hardware name: Dell Inc. XPS 13 9350/0PWNCR, BIOS 1.1.7 11/27/2015
>[   48.815276] Workqueue: events i915_hotplug_work_func [i915]
>[   48.815278]  ffffffffc0395260 ffff880277b57820 ffffffff813a308f ffff880277b57868
>[   48.815279]  ffff880277b57858 ffffffff81085162 ffff880275c7b000 ffff880277b57984
>[   48.815279]  ffff880275c78000 0000000000000000 ffff880277b578f0 ffff880277b578b8
>[   48.815280] Call Trace:
>[   48.815283]  [<ffffffff813a308f>] dump_stack+0x44/0x55
>[   48.815286]  [<ffffffff81085162>] warn_slowpath_common+0x82/0xc0
>[   48.815287]  [<ffffffff810851ec>] warn_slowpath_fmt+0x4c/0x50
>[   48.815290]  [<ffffffff810e0000>] ? perf_trace_hrtimer_class+0x90/0xe0
>[   48.815294]  [<ffffffffc02d3c4a>] skl_update_other_pipe_wm+0x1ba/0x1c0 [i915]
>[   48.815299]  [<ffffffffc02d3e81>] skl_update_wm+0x231/0x720 [i915]
>[   48.815302]  [<ffffffff814b4f36>] ? vblank_disable_and_save+0x76/0x90
>[   48.815307]  [<ffffffffc02d82ee>] intel_update_watermarks+0x1e/0x30 [i915]
>[   48.815314]  [<ffffffffc033a948>] intel_atomic_commit+0x3c8/0x13c0 [i915]
>[   48.815316]  [<ffffffff814cde02>] ? drm_atomic_check_only+0x192/0x590
>[   48.815318]  [<ffffffff814cdba7>] ? drm_atomic_add_affected_connectors+0x27/0xf0
>[   48.815319]  [<ffffffff814ce237>] drm_atomic_commit+0x37/0x60
>[   48.815320]  [<ffffffff814ac2d0>] restore_fbdev_mode+0x230/0x260
>[   48.815322]  [<ffffffff814ae4a3>] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80
>[   48.815323]  [<ffffffff814ae51d>] drm_fb_helper_set_par+0x2d/0x50
>[   48.815324]  [<ffffffff814ae422>] drm_fb_helper_hotplug_event+0xd2/0x120
>[   48.815330]  [<ffffffffc0351bde>] intel_fbdev_output_poll_changed+0x1e/0x30 [i915]
>[   48.815332]  [<ffffffff814a1e47>] drm_kms_helper_hotplug_event+0x27/0x30
>[   48.815338]  [<ffffffffc0347ec4>] i915_hotplug_work_func+0x204/0x2c0 [i915]
>[   48.815348]  [<ffffffff8109be4a>] process_one_work+0x14a/0x460
>[   48.815349]  [<ffffffff8109c1a8>] worker_thread+0x48/0x490
>[   48.815351]  [<ffffffff8109c160>] ? process_one_work+0x460/0x460
>[   48.815352]  [<ffffffff810a1409>] kthread+0xc9/0xe0
>[   48.815353]  [<ffffffff810a1340>] ? kthread_worker_fn+0x160/0x160
>[   48.815355]  [<ffffffff817326af>] ret_from_fork+0x3f/0x70
>[   48.815356]  [<ffffffff810a1340>] ? kthread_worker_fn+0x160/0x160
>[   48.815357] ---[ end trace 54220bb1b97444bf ]---
>[   66.462414] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   66.525490] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe B FIFO underrun
>[   66.918337] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   67.329266] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   67.740768] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   68.151290] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   68.562846] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   68.974316] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   69.385765] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   69.797399] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   70.209065] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   70.620714] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   71.032497] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   71.443774] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   71.853374] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   72.263743] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   72.674203] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   73.084633] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   73.496196] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   73.907281] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   74.317490] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   74.727738] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   75.138006] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   75.548272] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   75.958589] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   76.369047] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   76.779359] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   77.189677] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   77.599487] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   78.009869] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   78.420110] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   78.831543] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   79.242934] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   79.654393] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   80.065826] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   80.477387] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   80.888795] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   81.300237] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   81.711727] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   82.122457] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   82.532855] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   82.943922] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   83.354710] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   83.765721] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   84.177220] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   84.588325] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   84.997319] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   85.407588] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   85.818861] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   86.229848] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   86.641417] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   86.660948] ------------[ cut here ]------------
>[   86.660961] WARNING: CPU: 2 PID: 1125 at drivers/gpu/drm/i915/intel_pm.c:3597 skl_update_other_pipe_wm+0x1ba/0x1c0 [i915]()
>[   86.660962] WARN_ON(!wm_changed)
>[   86.661004] Modules linked in: ipv6 nls_iso8859_1 nls_cp437 vfat fat fuse i2c_dev snd_hda_codec_hdmi dell_led snd_hda_codec_realtek snd_hda_codec_generic hid_generic cdc_ether usbnet r8152 mii usbhid uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb videobuf2_core btrtl v4l2_common videodev joydev rtsx_pci_ms memstick rtsx_pci_sdmmc dell_wmi sparse_keymap dell_laptop dcdbas coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul crc32c_intel psmouse evdev serio_raw efi_pstore efivars snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_timer rtsx_pci snd brcmfmac brcmutil cfg80211 i2c_i801 mmc_core soundcore mei_me mei xhci_pci shpchp xhci_hcd i915 processor_thermal_device intel_soc_dts_iosf iosf_mbi intel_gtt
>[   86.661013]  fan wmi thermal i2c_hid battery hid hci_uart btbcm btintel bluetooth pinctrl_sunrisepoint int3400_thermal rfkill acpi_thermal_rel pinctrl_intel video int3403_thermal acpi_pad int340x_thermal_zone button tpm_tis ac tpm processor loop
>[   86.661016] CPU: 2 PID: 1125 Comm: Xorg Tainted: G     U  W       4.4.0-rc8-native #2
>[   86.661016] Hardware name: Dell Inc. XPS 13 9350/0PWNCR, BIOS 1.1.7 11/27/2015
>[   86.661018]  ffffffffc0395260 ffff880271d2f5a0 ffffffff813a308f ffff880271d2f5e8
>[   86.661020]  ffff880271d2f5d8 ffffffff81085162 ffff880275c7b000 ffff880271d2f704
>[   86.661021]  ffff880275c78000 0000000000000000 ffff880271d2f670 ffff880271d2f638
>[   86.661021] Call Trace:
>[   86.661026]  [<ffffffff813a308f>] dump_stack+0x44/0x55
>[   86.661028]  [<ffffffff81085162>] warn_slowpath_common+0x82/0xc0
>[   86.661030]  [<ffffffff810851ec>] warn_slowpath_fmt+0x4c/0x50
>[   86.661033]  [<ffffffff810e0000>] ? perf_trace_hrtimer_class+0x90/0xe0
>[   86.661039]  [<ffffffffc02d3c4a>] skl_update_other_pipe_wm+0x1ba/0x1c0 [i915]
>[   86.661045]  [<ffffffffc02d3e81>] skl_update_wm+0x231/0x720 [i915]
>[   86.661047]  [<ffffffff810df664>] ? lock_timer_base.isra.26+0x54/0x70
>[   86.661054]  [<ffffffffc02d82ee>] intel_update_watermarks+0x1e/0x30 [i915]
>[   86.661064]  [<ffffffffc033a948>] intel_atomic_commit+0x3c8/0x13c0 [i915]
>[   86.661067]  [<ffffffff814cde02>] ? drm_atomic_check_only+0x192/0x590
>[   86.661069]  [<ffffffff814cdba7>] ? drm_atomic_add_affected_connectors+0x27/0xf0
>[   86.661070]  [<ffffffff814ce237>] drm_atomic_commit+0x37/0x60
>[   86.661072]  [<ffffffff814ac2d0>] restore_fbdev_mode+0x230/0x260
>[   86.661074]  [<ffffffff814ae4a3>] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80
>[   86.661075]  [<ffffffff814ae51d>] drm_fb_helper_set_par+0x2d/0x50
>[   86.661083]  [<ffffffffc0350f5a>] intel_fbdev_set_par+0x1a/0x60 [i915]
>[   86.661085]  [<ffffffff81413b3e>] fb_set_var+0x23e/0x460
>[   86.661087]  [<ffffffff810b2687>] ? check_preempt_wakeup+0x137/0x220
>[   86.661089]  [<ffffffff8140a289>] fbcon_blank+0x2e9/0x330
>[   86.661092]  [<ffffffff8147b7b3>] do_unblank_screen+0xd3/0x1a0
>[   86.661094]  [<ffffffff81470df9>] complete_change_console+0x59/0xe0
>[   86.661095]  [<ffffffff8147156e>] vt_ioctl+0x6ee/0x12c0
>[   86.661096]  [<ffffffff814b3bf9>] ? drm_ioctl+0x189/0x540
>[   86.661098]  [<ffffffff81464c78>] tty_ioctl+0x358/0xc00
>[   86.661101]  [<ffffffff81180638>] ? handle_mm_fault+0x9f8/0x1370
>[   86.661103]  [<ffffffff811c0e90>] do_vfs_ioctl+0x290/0x470
>[   86.661104]  [<ffffffff811c10e9>] SyS_ioctl+0x79/0x90
>[   86.661107]  [<ffffffff8173231b>] entry_SYSCALL_64_fastpath+0x16/0x6e
>[   86.661108] ---[ end trace 54220bb1b97444c0 ]---
>[   87.233898] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   87.236244] ------------[ cut here ]------------
>[   87.236251] WARNING: CPU: 0 PID: 1125 at drivers/gpu/drm/i915/intel_pm.c:3597 skl_update_other_pipe_wm+0x1ba/0x1c0 [i915]()
>[   87.236252] WARN_ON(!wm_changed)
>[   87.236273] Modules linked in: ipv6 nls_iso8859_1 nls_cp437 vfat fat fuse i2c_dev snd_hda_codec_hdmi dell_led snd_hda_codec_realtek snd_hda_codec_generic hid_generic cdc_ether usbnet r8152 mii usbhid uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 btusb videobuf2_core btrtl v4l2_common videodev joydev rtsx_pci_ms memstick rtsx_pci_sdmmc dell_wmi sparse_keymap dell_laptop dcdbas coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul crc32c_intel psmouse evdev serio_raw efi_pstore efivars snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_timer rtsx_pci snd brcmfmac brcmutil cfg80211 i2c_i801 mmc_core soundcore mei_me mei xhci_pci shpchp xhci_hcd i915 processor_thermal_device intel_soc_dts_iosf iosf_mbi intel_gtt
>[   87.236279]  fan wmi thermal i2c_hid battery hid hci_uart btbcm btintel bluetooth pinctrl_sunrisepoint int3400_thermal rfkill acpi_thermal_rel pinctrl_intel video int3403_thermal acpi_pad int340x_thermal_zone button tpm_tis ac tpm processor loop
>[   87.236281] CPU: 0 PID: 1125 Comm: Xorg Tainted: G     U  W       4.4.0-rc8-native #2
>[   87.236281] Hardware name: Dell Inc. XPS 13 9350/0PWNCR, BIOS 1.1.7 11/27/2015
>[   87.236283]  ffffffffc0395260 ffff880271d2f4b0 ffffffff813a308f ffff880271d2f4f8
>[   87.236283]  ffff880271d2f4e8 ffffffff81085162 ffff880275c7b000 ffff880271d2f614
>[   87.236284]  ffff880275c78000 0000000000000000 ffff880271d2f580 ffff880271d2f548
>[   87.236285] Call Trace:
>[   87.236287]  [<ffffffff813a308f>] dump_stack+0x44/0x55
>[   87.236290]  [<ffffffff81085162>] warn_slowpath_common+0x82/0xc0
>[   87.236291]  [<ffffffff810851ec>] warn_slowpath_fmt+0x4c/0x50
>[   87.236293]  [<ffffffff810b0000>] ? sched_clock_cpu+0x20/0xa0
>[   87.236297]  [<ffffffffc02d3c4a>] skl_update_other_pipe_wm+0x1ba/0x1c0 [i915]
>[   87.236301]  [<ffffffffc02d3e81>] skl_update_wm+0x231/0x720 [i915]
>[   87.236303]  [<ffffffff810bf650>] ? wake_atomic_t_function+0x60/0x60
>[   87.236308]  [<ffffffffc02d82ee>] intel_update_watermarks+0x1e/0x30 [i915]
>[   87.236315]  [<ffffffffc033ed28>] haswell_crtc_enable+0x378/0x860 [i915]
>[   87.236321]  [<ffffffffc033a9f5>] intel_atomic_commit+0x475/0x13c0 [i915]
>[   87.236323]  [<ffffffff814cde02>] ? drm_atomic_check_only+0x192/0x590
>[   87.236324]  [<ffffffff814cdba7>] ? drm_atomic_add_affected_connectors+0x27/0xf0
>[   87.236325]  [<ffffffff814ce237>] drm_atomic_commit+0x37/0x60
>[   87.236327]  [<ffffffff814ac2d0>] restore_fbdev_mode+0x230/0x260
>[   87.236328]  [<ffffffff814ae4a3>] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80
>[   87.236329]  [<ffffffff814ae51d>] drm_fb_helper_set_par+0x2d/0x50
>[   87.236330]  [<ffffffff814ae422>] drm_fb_helper_hotplug_event+0xd2/0x120
>[   87.236331]  [<ffffffff814ae4c6>] drm_fb_helper_restore_fbdev_mode_unlocked+0x56/0x80
>[   87.236332]  [<ffffffff814ae51d>] drm_fb_helper_set_par+0x2d/0x50
>[   87.236337]  [<ffffffffc0350f5a>] intel_fbdev_set_par+0x1a/0x60 [i915]
>[   87.236338]  [<ffffffff81413b3e>] fb_set_var+0x23e/0x460
>[   87.236339]  [<ffffffff810b2687>] ? check_preempt_wakeup+0x137/0x220
>[   87.236341]  [<ffffffff8140a289>] fbcon_blank+0x2e9/0x330
>[   87.236343]  [<ffffffff8147b7b3>] do_unblank_screen+0xd3/0x1a0
>[   87.236344]  [<ffffffff81470df9>] complete_change_console+0x59/0xe0
>[   87.236345]  [<ffffffff8147156e>] vt_ioctl+0x6ee/0x12c0
>[   87.236346]  [<ffffffff814b3bf9>] ? drm_ioctl+0x189/0x540
>[   87.236347]  [<ffffffff81464c78>] tty_ioctl+0x358/0xc00
>[   87.236349]  [<ffffffff81180638>] ? handle_mm_fault+0x9f8/0x1370
>[   87.236351]  [<ffffffff811c0e90>] do_vfs_ioctl+0x290/0x470
>[   87.236352]  [<ffffffff811c10e9>] SyS_ioctl+0x79/0x90
>[   87.236354]  [<ffffffff8173231b>] entry_SYSCALL_64_fastpath+0x16/0x6e
>[   87.236355] ---[ end trace 54220bb1b97444c1 ]---
>[   87.299453] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe B FIFO underrun
>[   87.690835] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   88.102267] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   88.545159] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   88.956416] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   89.402171] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   89.814306] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   90.224300] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   90.636207] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   91.046781] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   91.456780] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   91.868495] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   92.278870] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   92.690677] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   93.100892] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   93.510885] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   93.921040] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   94.331746] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   94.741546] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   95.151806] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   95.563079] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   95.974207] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   96.384672] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   96.795220] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   97.204873] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   97.616299] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   98.027433] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   98.439608] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   98.852211] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   99.265291] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[   99.678392] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  100.091443] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  100.504369] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  100.915994] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  101.328230] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  101.738528] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  102.149591] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  102.561435] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  102.975010] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  103.388374] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  103.801698] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  104.215500] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  104.628858] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  105.040408] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  105.450660] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  105.862368] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  106.272286] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  106.683508] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  107.095776] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  107.507667] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  107.920150] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  108.331805] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  108.744245] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  109.157334] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  109.569907] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  109.983800] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  110.396880] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  110.808372] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  111.219247] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  111.630602] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  112.042394] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  112.455277] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  112.868145] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  113.280129] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  113.692294] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  114.104632] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  114.518005] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  114.931871] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  115.344775] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  115.757561] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  116.168894] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  116.580917] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  116.992183] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  117.403481] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  117.814502] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  118.226390] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  118.638110] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  119.048616] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  119.461734] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  119.875854] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  120.289281] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  120.702700] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  121.115964] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  121.528069] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  121.939481] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  122.352190] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  122.763823] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  123.176069] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  123.586046] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  123.996974] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  124.408840] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  124.820702] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  125.232952] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  125.646755] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  126.060325] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  126.471592] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  126.883503] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  127.294601] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  127.705775] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  128.116518] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  128.528061] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  128.939483] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  129.350877] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  129.762994] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  130.175558] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  130.588346] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  131.001365] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting
>[  131.414753] [drm:intel_dp_link_training_channel_equalization [i915]] *ERROR* failed to train DP, aborting

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Attachments on bug 93578: 120796 | 121569 | 121803 | 121804 | 121805 | 121806 | 121807 | 122028 | 124028 | 124135 | 128426 | 128427 | 129324 | 129325 | 130503 | 130538

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