[ 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 , 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: Microsoft® 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 Microsoft® 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 Microsoft® 2.4GHz Transceiver v8.0] on usb-0000:05:00.0-1.1/input0 [ 2.530163] input: Microsoft Microsoft® 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 Microsoft® 2.4GHz Transceiver v8.0] on usb-0000:05:00.0-1.1/input1 [ 2.591700] input: Microsoft Microsoft® 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 Microsoft® 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] [] dump_stack+0x44/0x55 [ 2.955759] [] warn_slowpath_common+0x82/0xc0 [ 2.955760] [] warn_slowpath_fmt+0x4c/0x50 [ 2.955773] [] skl_update_other_pipe_wm+0x1ba/0x1c0 [i915] [ 2.955784] [] skl_update_wm+0x231/0x720 [i915] [ 2.955793] [] ? wake_atomic_t_function+0x60/0x60 [ 2.955807] [] intel_update_watermarks+0x1e/0x30 [i915] [ 2.955825] [] haswell_crtc_enable+0x378/0x860 [i915] [ 2.955842] [] intel_atomic_commit+0x475/0x13c0 [i915] [ 2.955844] [] ? drm_atomic_check_only+0x192/0x590 [ 2.955845] [] ? drm_atomic_add_affected_connectors+0x27/0xf0 [ 2.955846] [] drm_atomic_commit+0x37/0x60 [ 2.955848] [] restore_fbdev_mode+0x230/0x260 [ 2.955849] [] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80 [ 2.955850] [] drm_fb_helper_set_par+0x2d/0x50 [ 2.955867] [] intel_fbdev_set_par+0x1a/0x60 [i915] [ 2.955869] [] fbcon_init+0x578/0x5f0 [ 2.955871] [] visual_init+0xca/0x130 [ 2.955872] [] do_bind_con_driver+0x1c1/0x3a0 [ 2.955874] [] do_take_over_console+0x149/0x1a0 [ 2.955875] [] do_fbcon_takeover+0x57/0xb0 [ 2.955876] [] fbcon_event_notify+0x65b/0x750 [ 2.955877] [] notifier_call_chain+0x4a/0x70 [ 2.955878] [] __blocking_notifier_call_chain+0x47/0x60 [ 2.955880] [] blocking_notifier_call_chain+0x16/0x20 [ 2.955880] [] fb_notifier_call_chain+0x1b/0x20 [ 2.955881] [] register_framebuffer+0x200/0x330 [ 2.955882] [] drm_fb_helper_initial_config+0x25d/0x3f0 [ 2.955898] [] intel_fbdev_initial_config+0x1b/0x20 [i915] [ 2.955899] [] async_run_entry_fn+0x37/0xe0 [ 2.955900] [] process_one_work+0x14a/0x460 [ 2.955902] [] worker_thread+0x48/0x490 [ 2.955903] [] ? process_one_work+0x460/0x460 [ 2.955904] [] ? process_one_work+0x460/0x460 [ 2.955905] [] kthread+0xc9/0xe0 [ 2.955906] [] ? kthread_worker_fn+0x160/0x160 [ 2.955908] [] ret_from_fork+0x3f/0x70 [ 2.955908] [] ? 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] [] dump_stack+0x44/0x55 [ 3.936900] [] warn_slowpath_common+0x82/0xc0 [ 3.936901] [] warn_slowpath_fmt+0x4c/0x50 [ 3.936903] [] ? perf_trace_hrtimer_class+0x90/0xe0 [ 3.936916] [] skl_update_other_pipe_wm+0x1ba/0x1c0 [i915] [ 3.936928] [] skl_update_wm+0x231/0x720 [i915] [ 3.936930] [] ? vblank_disable_and_save+0x76/0x90 [ 3.936942] [] intel_update_watermarks+0x1e/0x30 [i915] [ 3.936960] [] intel_atomic_commit+0x3c8/0x13c0 [i915] [ 3.936962] [] ? drm_atomic_check_only+0x192/0x590 [ 3.936963] [] ? drm_atomic_add_affected_connectors+0x27/0xf0 [ 3.936964] [] drm_atomic_commit+0x37/0x60 [ 3.936965] [] restore_fbdev_mode+0x230/0x260 [ 3.936966] [] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80 [ 3.936967] [] drm_fb_helper_set_par+0x2d/0x50 [ 3.936968] [] drm_fb_helper_hotplug_event+0xd2/0x120 [ 3.936986] [] intel_fbdev_output_poll_changed+0x1e/0x30 [i915] [ 3.936987] [] drm_kms_helper_hotplug_event+0x27/0x30 [ 3.936989] [] output_poll_execute+0x197/0x1e0 [ 3.936990] [] process_one_work+0x14a/0x460 [ 3.936991] [] worker_thread+0x48/0x490 [ 3.936993] [] ? process_one_work+0x460/0x460 [ 3.936994] [] ? process_one_work+0x460/0x460 [ 3.936994] [] kthread+0xc9/0xe0 [ 3.936995] [] ? kthread_worker_fn+0x160/0x160 [ 3.936998] [] ret_from_fork+0x3f/0x70 [ 3.936998] [] ? 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] [] dump_stack+0x44/0x55 [ 4.526603] [] warn_slowpath_common+0x82/0xc0 [ 4.526604] [] warn_slowpath_fmt+0x4c/0x50 [ 4.526617] [] skl_update_other_pipe_wm+0x1ba/0x1c0 [i915] [ 4.526628] [] skl_update_wm+0x231/0x720 [i915] [ 4.526630] [] ? wake_atomic_t_function+0x60/0x60 [ 4.526642] [] intel_update_watermarks+0x1e/0x30 [i915] [ 4.526660] [] haswell_crtc_enable+0x378/0x860 [i915] [ 4.526677] [] intel_atomic_commit+0x475/0x13c0 [i915] [ 4.526679] [] ? drm_atomic_check_only+0x192/0x590 [ 4.526680] [] ? drm_atomic_add_affected_connectors+0x27/0xf0 [ 4.526681] [] drm_atomic_commit+0x37/0x60 [ 4.526682] [] restore_fbdev_mode+0x230/0x260 [ 4.526683] [] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80 [ 4.526684] [] drm_fb_helper_set_par+0x2d/0x50 [ 4.526685] [] drm_fb_helper_hotplug_event+0xd2/0x120 [ 4.526702] [] intel_fbdev_output_poll_changed+0x1e/0x30 [i915] [ 4.526703] [] drm_kms_helper_hotplug_event+0x27/0x30 [ 4.526704] [] output_poll_execute+0x197/0x1e0 [ 4.526706] [] process_one_work+0x14a/0x460 [ 4.526707] [] worker_thread+0x22d/0x490 [ 4.526708] [] ? process_one_work+0x460/0x460 [ 4.526710] [] ? process_one_work+0x460/0x460 [ 4.526711] [] kthread+0xc9/0xe0 [ 4.526711] [] ? kthread_worker_fn+0x160/0x160 [ 4.526714] [] ret_from_fork+0x3f/0x70 [ 4.526715] [] ? 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] [] dump_stack+0x44/0x55 [ 6.176848] [] warn_slowpath_common+0x82/0xc0 [ 6.176849] [] warn_slowpath_fmt+0x4c/0x50 [ 6.176852] [] ? perf_trace_hrtimer_class+0x90/0xe0 [ 6.176877] [] skl_update_other_pipe_wm+0x1ba/0x1c0 [i915] [ 6.176889] [] skl_update_wm+0x231/0x720 [i915] [ 6.176891] [] ? vblank_disable_and_save+0x76/0x90 [ 6.176902] [] intel_update_watermarks+0x1e/0x30 [i915] [ 6.176921] [] intel_atomic_commit+0x3c8/0x13c0 [i915] [ 6.176923] [] ? drm_atomic_check_only+0x192/0x590 [ 6.176924] [] ? drm_atomic_add_affected_connectors+0x27/0xf0 [ 6.176925] [] drm_atomic_commit+0x37/0x60 [ 6.176926] [] restore_fbdev_mode+0x230/0x260 [ 6.176927] [] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80 [ 6.176928] [] drm_fb_helper_set_par+0x2d/0x50 [ 6.176929] [] drm_fb_helper_hotplug_event+0xd2/0x120 [ 6.176947] [] intel_fbdev_output_poll_changed+0x1e/0x30 [i915] [ 6.176948] [] drm_kms_helper_hotplug_event+0x27/0x30 [ 6.176949] [] output_poll_execute+0x197/0x1e0 [ 6.176951] [] process_one_work+0x14a/0x460 [ 6.176952] [] worker_thread+0x22d/0x490 [ 6.176953] [] ? process_one_work+0x460/0x460 [ 6.176954] [] ? process_one_work+0x460/0x460 [ 6.176955] [] kthread+0xc9/0xe0 [ 6.176956] [] ? kthread_worker_fn+0x160/0x160 [ 6.176959] [] ret_from_fork+0x3f/0x70 [ 6.176959] [] ? 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] [] dump_stack+0x44/0x55 [ 6.761766] [] warn_slowpath_common+0x82/0xc0 [ 6.761768] [] warn_slowpath_fmt+0x4c/0x50 [ 6.761780] [] skl_update_other_pipe_wm+0x1ba/0x1c0 [i915] [ 6.761792] [] skl_update_wm+0x231/0x720 [i915] [ 6.761794] [] ? wake_atomic_t_function+0x60/0x60 [ 6.761806] [] intel_update_watermarks+0x1e/0x30 [i915] [ 6.761823] [] haswell_crtc_enable+0x378/0x860 [i915] [ 6.761840] [] intel_atomic_commit+0x475/0x13c0 [i915] [ 6.761842] [] ? drm_atomic_check_only+0x192/0x590 [ 6.761843] [] ? drm_atomic_add_affected_connectors+0x27/0xf0 [ 6.761844] [] drm_atomic_commit+0x37/0x60 [ 6.761845] [] restore_fbdev_mode+0x230/0x260 [ 6.761846] [] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80 [ 6.761847] [] drm_fb_helper_set_par+0x2d/0x50 [ 6.761848] [] drm_fb_helper_hotplug_event+0xd2/0x120 [ 6.761865] [] intel_fbdev_output_poll_changed+0x1e/0x30 [i915] [ 6.761867] [] drm_kms_helper_hotplug_event+0x27/0x30 [ 6.761868] [] output_poll_execute+0x197/0x1e0 [ 6.761869] [] process_one_work+0x14a/0x460 [ 6.761871] [] worker_thread+0x22d/0x490 [ 6.761872] [] ? process_one_work+0x460/0x460 [ 6.761873] [] ? process_one_work+0x460/0x460 [ 6.761874] [] kthread+0xc9/0xe0 [ 6.761874] [] ? kthread_worker_fn+0x160/0x160 [ 6.761876] [] ret_from_fork+0x3f/0x70 [ 6.761877] [] ? 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] [] dump_stack+0x44/0x55 [ 7.324912] [] warn_slowpath_common+0x82/0xc0 [ 7.324913] [] warn_slowpath_fmt+0x4c/0x50 [ 7.324915] [] ? perf_trace_hrtimer_class+0x90/0xe0 [ 7.324928] [] skl_update_other_pipe_wm+0x1ba/0x1c0 [i915] [ 7.324939] [] skl_update_wm+0x231/0x720 [i915] [ 7.324941] [] ? vblank_disable_and_save+0x76/0x90 [ 7.324953] [] intel_update_watermarks+0x1e/0x30 [i915] [ 7.324972] [] intel_atomic_commit+0x3c8/0x13c0 [i915] [ 7.324974] [] ? drm_atomic_check_only+0x192/0x590 [ 7.324975] [] ? drm_atomic_add_affected_connectors+0x27/0xf0 [ 7.324976] [] drm_atomic_commit+0x37/0x60 [ 7.324977] [] restore_fbdev_mode+0x230/0x260 [ 7.324978] [] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80 [ 7.324979] [] drm_fb_helper_set_par+0x2d/0x50 [ 7.324980] [] drm_fb_helper_hotplug_event+0xd2/0x120 [ 7.324998] [] intel_fbdev_output_poll_changed+0x1e/0x30 [i915] [ 7.324999] [] drm_kms_helper_hotplug_event+0x27/0x30 [ 7.325000] [] output_poll_execute+0x197/0x1e0 [ 7.325002] [] process_one_work+0x14a/0x460 [ 7.325003] [] worker_thread+0x22d/0x490 [ 7.325004] [] ? process_one_work+0x460/0x460 [ 7.325005] [] ? process_one_work+0x460/0x460 [ 7.325006] [] kthread+0xc9/0xe0 [ 7.325007] [] ? kthread_worker_fn+0x160/0x160 [ 7.325010] [] ret_from_fork+0x3f/0x70 [ 7.325010] [] ? 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] [] dump_stack+0x44/0x55 [ 7.909141] [] warn_slowpath_common+0x82/0xc0 [ 7.909142] [] warn_slowpath_fmt+0x4c/0x50 [ 7.909154] [] skl_update_other_pipe_wm+0x1ba/0x1c0 [i915] [ 7.909166] [] skl_update_wm+0x231/0x720 [i915] [ 7.909168] [] ? wake_atomic_t_function+0x60/0x60 [ 7.909179] [] intel_update_watermarks+0x1e/0x30 [i915] [ 7.909197] [] haswell_crtc_enable+0x378/0x860 [i915] [ 7.909214] [] intel_atomic_commit+0x475/0x13c0 [i915] [ 7.909219] [] ? drm_atomic_check_only+0x192/0x590 [ 7.909220] [] ? drm_atomic_add_affected_connectors+0x27/0xf0 [ 7.909221] [] drm_atomic_commit+0x37/0x60 [ 7.909222] [] restore_fbdev_mode+0x230/0x260 [ 7.909223] [] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80 [ 7.909224] [] drm_fb_helper_set_par+0x2d/0x50 [ 7.909225] [] drm_fb_helper_hotplug_event+0xd2/0x120 [ 7.909241] [] intel_fbdev_output_poll_changed+0x1e/0x30 [i915] [ 7.909242] [] drm_kms_helper_hotplug_event+0x27/0x30 [ 7.909244] [] output_poll_execute+0x197/0x1e0 [ 7.909245] [] process_one_work+0x14a/0x460 [ 7.909246] [] worker_thread+0x22d/0x490 [ 7.909248] [] ? process_one_work+0x460/0x460 [ 7.909249] [] ? process_one_work+0x460/0x460 [ 7.909249] [] kthread+0xc9/0xe0 [ 7.909250] [] ? kthread_worker_fn+0x160/0x160 [ 7.909252] [] ret_from_fork+0x3f/0x70 [ 7.909253] [] ? 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] [] dump_stack+0x44/0x55 [ 8.476930] [] warn_slowpath_common+0x82/0xc0 [ 8.476931] [] warn_slowpath_fmt+0x4c/0x50 [ 8.476933] [] ? perf_trace_hrtimer_class+0x90/0xe0 [ 8.476947] [] skl_update_other_pipe_wm+0x1ba/0x1c0 [i915] [ 8.476958] [] skl_update_wm+0x231/0x720 [i915] [ 8.476960] [] ? vblank_disable_and_save+0x76/0x90 [ 8.476972] [] intel_update_watermarks+0x1e/0x30 [i915] [ 8.476991] [] intel_atomic_commit+0x3c8/0x13c0 [i915] [ 8.476993] [] ? drm_atomic_check_only+0x192/0x590 [ 8.476994] [] ? drm_atomic_add_affected_connectors+0x27/0xf0 [ 8.476996] [] drm_atomic_commit+0x37/0x60 [ 8.476996] [] restore_fbdev_mode+0x230/0x260 [ 8.476998] [] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80 [ 8.476998] [] drm_fb_helper_set_par+0x2d/0x50 [ 8.476999] [] drm_fb_helper_hotplug_event+0xd2/0x120 [ 8.477017] [] intel_fbdev_output_poll_changed+0x1e/0x30 [i915] [ 8.477018] [] drm_kms_helper_hotplug_event+0x27/0x30 [ 8.477020] [] output_poll_execute+0x197/0x1e0 [ 8.477021] [] process_one_work+0x14a/0x460 [ 8.477022] [] worker_thread+0x22d/0x490 [ 8.477024] [] ? process_one_work+0x460/0x460 [ 8.477025] [] ? process_one_work+0x460/0x460 [ 8.477026] [] kthread+0xc9/0xe0 [ 8.477027] [] ? kthread_worker_fn+0x160/0x160 [ 8.477029] [] ret_from_fork+0x3f/0x70 [ 8.477030] [] ? 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] [] dump_stack+0x44/0x55 [ 9.061198] [] warn_slowpath_common+0x82/0xc0 [ 9.061199] [] warn_slowpath_fmt+0x4c/0x50 [ 9.061211] [] skl_update_other_pipe_wm+0x1ba/0x1c0 [i915] [ 9.061223] [] skl_update_wm+0x231/0x720 [i915] [ 9.061225] [] ? wake_atomic_t_function+0x60/0x60 [ 9.061236] [] intel_update_watermarks+0x1e/0x30 [i915] [ 9.061254] [] haswell_crtc_enable+0x378/0x860 [i915] [ 9.061274] [] intel_atomic_commit+0x475/0x13c0 [i915] [ 9.061276] [] ? drm_atomic_check_only+0x192/0x590 [ 9.061277] [] ? drm_atomic_add_affected_connectors+0x27/0xf0 [ 9.061278] [] drm_atomic_commit+0x37/0x60 [ 9.061279] [] restore_fbdev_mode+0x230/0x260 [ 9.061280] [] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80 [ 9.061281] [] drm_fb_helper_set_par+0x2d/0x50 [ 9.061282] [] drm_fb_helper_hotplug_event+0xd2/0x120 [ 9.061299] [] intel_fbdev_output_poll_changed+0x1e/0x30 [i915] [ 9.061300] [] drm_kms_helper_hotplug_event+0x27/0x30 [ 9.061301] [] output_poll_execute+0x197/0x1e0 [ 9.061303] [] process_one_work+0x14a/0x460 [ 9.061304] [] worker_thread+0x22d/0x490 [ 9.061305] [] ? process_one_work+0x460/0x460 [ 9.061307] [] ? process_one_work+0x460/0x460 [ 9.061307] [] kthread+0xc9/0xe0 [ 9.061308] [] ? kthread_worker_fn+0x160/0x160 [ 9.061310] [] ret_from_fork+0x3f/0x70 [ 9.061311] [] ? 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] [] dump_stack+0x44/0x55 [ 11.177806] [] warn_slowpath_common+0x82/0xc0 [ 11.177807] [] warn_slowpath_fmt+0x4c/0x50 [ 11.177809] [] ? perf_trace_hrtimer_class+0x90/0xe0 [ 11.177821] [] skl_update_other_pipe_wm+0x1ba/0x1c0 [i915] [ 11.177832] [] skl_update_wm+0x231/0x720 [i915] [ 11.177834] [] ? vblank_disable_and_save+0x76/0x90 [ 11.177846] [] intel_update_watermarks+0x1e/0x30 [i915] [ 11.177863] [] intel_atomic_commit+0x3c8/0x13c0 [i915] [ 11.177865] [] ? drm_atomic_check_only+0x192/0x590 [ 11.177866] [] ? drm_atomic_add_affected_connectors+0x27/0xf0 [ 11.177867] [] drm_atomic_commit+0x37/0x60 [ 11.177868] [] restore_fbdev_mode+0x230/0x260 [ 11.177869] [] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80 [ 11.177870] [] drm_fb_helper_set_par+0x2d/0x50 [ 11.177871] [] drm_fb_helper_hotplug_event+0xd2/0x120 [ 11.177889] [] intel_fbdev_output_poll_changed+0x1e/0x30 [i915] [ 11.177890] [] drm_kms_helper_hotplug_event+0x27/0x30 [ 11.177891] [] output_poll_execute+0x197/0x1e0 [ 11.177893] [] process_one_work+0x14a/0x460 [ 11.177894] [] worker_thread+0x22d/0x490 [ 11.177895] [] ? process_one_work+0x460/0x460 [ 11.177896] [] ? process_one_work+0x460/0x460 [ 11.177897] [] kthread+0xc9/0xe0 [ 11.177898] [] ? kthread_worker_fn+0x160/0x160 [ 11.177900] [] ret_from_fork+0x3f/0x70 [ 11.177901] [] ? 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] [] dump_stack+0x44/0x55 [ 11.762249] [] warn_slowpath_common+0x82/0xc0 [ 11.762250] [] warn_slowpath_fmt+0x4c/0x50 [ 11.762263] [] skl_update_other_pipe_wm+0x1ba/0x1c0 [i915] [ 11.762274] [] skl_update_wm+0x231/0x720 [i915] [ 11.762276] [] ? wake_atomic_t_function+0x60/0x60 [ 11.762288] [] intel_update_watermarks+0x1e/0x30 [i915] [ 11.762306] [] haswell_crtc_enable+0x378/0x860 [i915] [ 11.762323] [] intel_atomic_commit+0x475/0x13c0 [i915] [ 11.762324] [] ? drm_atomic_check_only+0x192/0x590 [ 11.762325] [] ? drm_atomic_add_affected_connectors+0x27/0xf0 [ 11.762326] [] drm_atomic_commit+0x37/0x60 [ 11.762327] [] restore_fbdev_mode+0x230/0x260 [ 11.762328] [] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80 [ 11.762329] [] drm_fb_helper_set_par+0x2d/0x50 [ 11.762330] [] drm_fb_helper_hotplug_event+0xd2/0x120 [ 11.762347] [] intel_fbdev_output_poll_changed+0x1e/0x30 [i915] [ 11.762348] [] drm_kms_helper_hotplug_event+0x27/0x30 [ 11.762349] [] output_poll_execute+0x197/0x1e0 [ 11.762351] [] process_one_work+0x14a/0x460 [ 11.762352] [] worker_thread+0x22d/0x490 [ 11.762353] [] ? process_one_work+0x460/0x460 [ 11.762354] [] ? process_one_work+0x460/0x460 [ 11.762355] [] kthread+0xc9/0xe0 [ 11.762356] [] ? kthread_worker_fn+0x160/0x160 [ 11.762357] [] ret_from_fork+0x3f/0x70 [ 11.762358] [] ? 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] [] dump_stack+0x44/0x55 [ 14.185138] [] warn_slowpath_common+0x82/0xc0 [ 14.185139] [] warn_slowpath_fmt+0x4c/0x50 [ 14.185141] [] ? perf_trace_hrtimer_class+0x90/0xe0 [ 14.185155] [] skl_update_other_pipe_wm+0x1ba/0x1c0 [i915] [ 14.185166] [] skl_update_wm+0x231/0x720 [i915] [ 14.185168] [] ? vblank_disable_and_save+0x76/0x90 [ 14.185180] [] intel_update_watermarks+0x1e/0x30 [i915] [ 14.185198] [] intel_atomic_commit+0x3c8/0x13c0 [i915] [ 14.185200] [] ? drm_atomic_check_only+0x192/0x590 [ 14.185202] [] ? drm_atomic_add_affected_connectors+0x27/0xf0 [ 14.185203] [] drm_atomic_commit+0x37/0x60 [ 14.185204] [] restore_fbdev_mode+0x230/0x260 [ 14.185205] [] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80 [ 14.185205] [] drm_fb_helper_set_par+0x2d/0x50 [ 14.185206] [] drm_fb_helper_hotplug_event+0xd2/0x120 [ 14.185223] [] intel_fbdev_output_poll_changed+0x1e/0x30 [i915] [ 14.185225] [] drm_kms_helper_hotplug_event+0x27/0x30 [ 14.185226] [] output_poll_execute+0x197/0x1e0 [ 14.185228] [] process_one_work+0x14a/0x460 [ 14.185229] [] worker_thread+0x22d/0x490 [ 14.185230] [] ? process_one_work+0x460/0x460 [ 14.185231] [] ? process_one_work+0x460/0x460 [ 14.185232] [] kthread+0xc9/0xe0 [ 14.185233] [] ? kthread_worker_fn+0x160/0x160 [ 14.185235] [] ret_from_fork+0x3f/0x70 [ 14.185236] [] ? 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] [] dump_stack+0x44/0x55 [ 14.770053] [] warn_slowpath_common+0x82/0xc0 [ 14.770054] [] warn_slowpath_fmt+0x4c/0x50 [ 14.770066] [] skl_update_other_pipe_wm+0x1ba/0x1c0 [i915] [ 14.770077] [] skl_update_wm+0x231/0x720 [i915] [ 14.770080] [] ? wake_atomic_t_function+0x60/0x60 [ 14.770091] [] intel_update_watermarks+0x1e/0x30 [i915] [ 14.770109] [] haswell_crtc_enable+0x378/0x860 [i915] [ 14.770126] [] intel_atomic_commit+0x475/0x13c0 [i915] [ 14.770128] [] ? drm_atomic_check_only+0x192/0x590 [ 14.770130] [] ? drm_atomic_add_affected_connectors+0x27/0xf0 [ 14.770131] [] drm_atomic_commit+0x37/0x60 [ 14.770132] [] restore_fbdev_mode+0x230/0x260 [ 14.770133] [] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80 [ 14.770134] [] drm_fb_helper_set_par+0x2d/0x50 [ 14.770135] [] drm_fb_helper_hotplug_event+0xd2/0x120 [ 14.770152] [] intel_fbdev_output_poll_changed+0x1e/0x30 [i915] [ 14.770153] [] drm_kms_helper_hotplug_event+0x27/0x30 [ 14.770154] [] output_poll_execute+0x197/0x1e0 [ 14.770156] [] process_one_work+0x14a/0x460 [ 14.770157] [] worker_thread+0x22d/0x490 [ 14.770158] [] ? process_one_work+0x460/0x460 [ 14.770160] [] ? process_one_work+0x460/0x460 [ 14.770160] [] kthread+0xc9/0xe0 [ 14.770161] [] ? kthread_worker_fn+0x160/0x160 [ 14.770179] [] ret_from_fork+0x3f/0x70 [ 14.770179] [] ? 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] [] dump_stack+0x44/0x55 [ 16.185133] [] warn_slowpath_common+0x82/0xc0 [ 16.185135] [] warn_slowpath_fmt+0x4c/0x50 [ 16.185137] [] ? perf_trace_hrtimer_class+0x90/0xe0 [ 16.185151] [] skl_update_other_pipe_wm+0x1ba/0x1c0 [i915] [ 16.185162] [] skl_update_wm+0x231/0x720 [i915] [ 16.185164] [] ? vblank_disable_and_save+0x76/0x90 [ 16.185176] [] intel_update_watermarks+0x1e/0x30 [i915] [ 16.185195] [] intel_atomic_commit+0x3c8/0x13c0 [i915] [ 16.185197] [] ? drm_atomic_check_only+0x192/0x590 [ 16.185198] [] ? drm_atomic_add_affected_connectors+0x27/0xf0 [ 16.185199] [] drm_atomic_commit+0x37/0x60 [ 16.185200] [] restore_fbdev_mode+0x230/0x260 [ 16.185201] [] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80 [ 16.185202] [] drm_fb_helper_set_par+0x2d/0x50 [ 16.185203] [] drm_fb_helper_hotplug_event+0xd2/0x120 [ 16.185220] [] intel_fbdev_output_poll_changed+0x1e/0x30 [i915] [ 16.185222] [] drm_kms_helper_hotplug_event+0x27/0x30 [ 16.185223] [] output_poll_execute+0x197/0x1e0 [ 16.185225] [] process_one_work+0x14a/0x460 [ 16.185226] [] worker_thread+0x22d/0x490 [ 16.185227] [] ? process_one_work+0x460/0x460 [ 16.185228] [] ? process_one_work+0x460/0x460 [ 16.185229] [] kthread+0xc9/0xe0 [ 16.185230] [] ? kthread_worker_fn+0x160/0x160 [ 16.185232] [] ret_from_fork+0x3f/0x70 [ 16.185233] [] ? 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] [] dump_stack+0x44/0x55 [ 16.769300] [] warn_slowpath_common+0x82/0xc0 [ 16.769301] [] warn_slowpath_fmt+0x4c/0x50 [ 16.769314] [] skl_update_other_pipe_wm+0x1ba/0x1c0 [i915] [ 16.769325] [] skl_update_wm+0x231/0x720 [i915] [ 16.769327] [] ? wake_atomic_t_function+0x60/0x60 [ 16.769339] [] intel_update_watermarks+0x1e/0x30 [i915] [ 16.769357] [] haswell_crtc_enable+0x378/0x860 [i915] [ 16.769374] [] intel_atomic_commit+0x475/0x13c0 [i915] [ 16.769376] [] ? drm_atomic_check_only+0x192/0x590 [ 16.769377] [] ? drm_atomic_add_affected_connectors+0x27/0xf0 [ 16.769378] [] drm_atomic_commit+0x37/0x60 [ 16.769379] [] restore_fbdev_mode+0x230/0x260 [ 16.769380] [] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80 [ 16.769381] [] drm_fb_helper_set_par+0x2d/0x50 [ 16.769382] [] drm_fb_helper_hotplug_event+0xd2/0x120 [ 16.769399] [] intel_fbdev_output_poll_changed+0x1e/0x30 [i915] [ 16.769401] [] drm_kms_helper_hotplug_event+0x27/0x30 [ 16.769402] [] output_poll_execute+0x197/0x1e0 [ 16.769404] [] process_one_work+0x14a/0x460 [ 16.769405] [] worker_thread+0x22d/0x490 [ 16.769406] [] ? process_one_work+0x460/0x460 [ 16.769407] [] ? process_one_work+0x460/0x460 [ 16.769408] [] kthread+0xc9/0xe0 [ 16.769409] [] ? kthread_worker_fn+0x160/0x160 [ 16.769411] [] ret_from_fork+0x3f/0x70 [ 16.769412] [] ? 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] [] dump_stack+0x44/0x55 [ 19.192635] [] warn_slowpath_common+0x82/0xc0 [ 19.192636] [] warn_slowpath_fmt+0x4c/0x50 [ 19.192638] [] ? perf_trace_hrtimer_class+0x90/0xe0 [ 19.192651] [] skl_update_other_pipe_wm+0x1ba/0x1c0 [i915] [ 19.192662] [] skl_update_wm+0x231/0x720 [i915] [ 19.192664] [] ? vblank_disable_and_save+0x76/0x90 [ 19.192676] [] intel_update_watermarks+0x1e/0x30 [i915] [ 19.192695] [] intel_atomic_commit+0x3c8/0x13c0 [i915] [ 19.192697] [] ? drm_atomic_check_only+0x192/0x590 [ 19.192698] [] ? drm_atomic_add_affected_connectors+0x27/0xf0 [ 19.192699] [] drm_atomic_commit+0x37/0x60 [ 19.192700] [] restore_fbdev_mode+0x230/0x260 [ 19.192701] [] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80 [ 19.192708] [] drm_fb_helper_set_par+0x2d/0x50 [ 19.192709] [] drm_fb_helper_hotplug_event+0xd2/0x120 [ 19.192727] [] intel_fbdev_output_poll_changed+0x1e/0x30 [i915] [ 19.192728] [] drm_kms_helper_hotplug_event+0x27/0x30 [ 19.192729] [] output_poll_execute+0x197/0x1e0 [ 19.192731] [] process_one_work+0x14a/0x460 [ 19.192732] [] worker_thread+0x22d/0x490 [ 19.192733] [] ? process_one_work+0x460/0x460 [ 19.192734] [] ? process_one_work+0x460/0x460 [ 19.192735] [] kthread+0xc9/0xe0 [ 19.192736] [] ? kthread_worker_fn+0x160/0x160 [ 19.192739] [] ret_from_fork+0x3f/0x70 [ 19.192739] [] ? 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] [] dump_stack+0x44/0x55 [ 19.777166] [] warn_slowpath_common+0x82/0xc0 [ 19.777167] [] warn_slowpath_fmt+0x4c/0x50 [ 19.777180] [] skl_update_other_pipe_wm+0x1ba/0x1c0 [i915] [ 19.777192] [] skl_update_wm+0x231/0x720 [i915] [ 19.777193] [] ? wake_atomic_t_function+0x60/0x60 [ 19.777205] [] intel_update_watermarks+0x1e/0x30 [i915] [ 19.777223] [] haswell_crtc_enable+0x378/0x860 [i915] [ 19.777239] [] intel_atomic_commit+0x475/0x13c0 [i915] [ 19.777241] [] ? drm_atomic_check_only+0x192/0x590 [ 19.777243] [] ? drm_atomic_add_affected_connectors+0x27/0xf0 [ 19.777244] [] drm_atomic_commit+0x37/0x60 [ 19.777245] [] restore_fbdev_mode+0x230/0x260 [ 19.777246] [] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80 [ 19.777247] [] drm_fb_helper_set_par+0x2d/0x50 [ 19.777247] [] drm_fb_helper_hotplug_event+0xd2/0x120 [ 19.777264] [] intel_fbdev_output_poll_changed+0x1e/0x30 [i915] [ 19.777265] [] drm_kms_helper_hotplug_event+0x27/0x30 [ 19.777267] [] output_poll_execute+0x197/0x1e0 [ 19.777268] [] process_one_work+0x14a/0x460 [ 19.777269] [] worker_thread+0x22d/0x490 [ 19.777270] [] ? process_one_work+0x460/0x460 [ 19.777271] [] ? process_one_work+0x460/0x460 [ 19.777272] [] kthread+0xc9/0xe0 [ 19.777273] [] ? kthread_worker_fn+0x160/0x160 [ 19.777275] [] ret_from_fork+0x3f/0x70 [ 19.777276] [] ? 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] [] dump_stack+0x44/0x55 [ 21.190352] [] warn_slowpath_common+0x82/0xc0 [ 21.190353] [] warn_slowpath_fmt+0x4c/0x50 [ 21.190355] [] ? perf_trace_hrtimer_class+0x90/0xe0 [ 21.190367] [] skl_update_other_pipe_wm+0x1ba/0x1c0 [i915] [ 21.190378] [] skl_update_wm+0x231/0x720 [i915] [ 21.190380] [] ? vblank_disable_and_save+0x76/0x90 [ 21.190391] [] intel_update_watermarks+0x1e/0x30 [i915] [ 21.190409] [] intel_atomic_commit+0x3c8/0x13c0 [i915] [ 21.190410] [] ? drm_atomic_check_only+0x192/0x590 [ 21.190412] [] ? drm_atomic_add_affected_connectors+0x27/0xf0 [ 21.190413] [] drm_atomic_commit+0x37/0x60 [ 21.190414] [] restore_fbdev_mode+0x230/0x260 [ 21.190415] [] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80 [ 21.190416] [] drm_fb_helper_set_par+0x2d/0x50 [ 21.190416] [] drm_fb_helper_hotplug_event+0xd2/0x120 [ 21.190434] [] intel_fbdev_output_poll_changed+0x1e/0x30 [i915] [ 21.190435] [] drm_kms_helper_hotplug_event+0x27/0x30 [ 21.190436] [] output_poll_execute+0x197/0x1e0 [ 21.190438] [] process_one_work+0x14a/0x460 [ 21.190439] [] worker_thread+0x22d/0x490 [ 21.190440] [] ? process_one_work+0x460/0x460 [ 21.190441] [] ? process_one_work+0x460/0x460 [ 21.190442] [] kthread+0xc9/0xe0 [ 21.190443] [] ? kthread_worker_fn+0x160/0x160 [ 21.190444] [] ret_from_fork+0x3f/0x70 [ 21.190445] [] ? 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] [] dump_stack+0x44/0x55 [ 21.774194] [] warn_slowpath_common+0x82/0xc0 [ 21.774195] [] warn_slowpath_fmt+0x4c/0x50 [ 21.774208] [] skl_update_other_pipe_wm+0x1ba/0x1c0 [i915] [ 21.774219] [] skl_update_wm+0x231/0x720 [i915] [ 21.774221] [] ? wake_atomic_t_function+0x60/0x60 [ 21.774233] [] intel_update_watermarks+0x1e/0x30 [i915] [ 21.774250] [] haswell_crtc_enable+0x378/0x860 [i915] [ 21.774267] [] intel_atomic_commit+0x475/0x13c0 [i915] [ 21.774268] [] ? drm_atomic_check_only+0x192/0x590 [ 21.774270] [] ? drm_atomic_add_affected_connectors+0x27/0xf0 [ 21.774271] [] drm_atomic_commit+0x37/0x60 [ 21.774272] [] restore_fbdev_mode+0x230/0x260 [ 21.774273] [] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80 [ 21.774274] [] drm_fb_helper_set_par+0x2d/0x50 [ 21.774274] [] drm_fb_helper_hotplug_event+0xd2/0x120 [ 21.774292] [] intel_fbdev_output_poll_changed+0x1e/0x30 [i915] [ 21.774293] [] drm_kms_helper_hotplug_event+0x27/0x30 [ 21.774294] [] output_poll_execute+0x197/0x1e0 [ 21.774296] [] process_one_work+0x14a/0x460 [ 21.774297] [] worker_thread+0x22d/0x490 [ 21.774298] [] ? process_one_work+0x460/0x460 [ 21.774299] [] ? process_one_work+0x460/0x460 [ 21.774300] [] kthread+0xc9/0xe0 [ 21.774301] [] ? kthread_worker_fn+0x160/0x160 [ 21.774302] [] ret_from_fork+0x3f/0x70 [ 21.774303] [] ? 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] [] dump_stack+0x44/0x55 [ 48.815286] [] warn_slowpath_common+0x82/0xc0 [ 48.815287] [] warn_slowpath_fmt+0x4c/0x50 [ 48.815290] [] ? perf_trace_hrtimer_class+0x90/0xe0 [ 48.815294] [] skl_update_other_pipe_wm+0x1ba/0x1c0 [i915] [ 48.815299] [] skl_update_wm+0x231/0x720 [i915] [ 48.815302] [] ? vblank_disable_and_save+0x76/0x90 [ 48.815307] [] intel_update_watermarks+0x1e/0x30 [i915] [ 48.815314] [] intel_atomic_commit+0x3c8/0x13c0 [i915] [ 48.815316] [] ? drm_atomic_check_only+0x192/0x590 [ 48.815318] [] ? drm_atomic_add_affected_connectors+0x27/0xf0 [ 48.815319] [] drm_atomic_commit+0x37/0x60 [ 48.815320] [] restore_fbdev_mode+0x230/0x260 [ 48.815322] [] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80 [ 48.815323] [] drm_fb_helper_set_par+0x2d/0x50 [ 48.815324] [] drm_fb_helper_hotplug_event+0xd2/0x120 [ 48.815330] [] intel_fbdev_output_poll_changed+0x1e/0x30 [i915] [ 48.815332] [] drm_kms_helper_hotplug_event+0x27/0x30 [ 48.815338] [] i915_hotplug_work_func+0x204/0x2c0 [i915] [ 48.815348] [] process_one_work+0x14a/0x460 [ 48.815349] [] worker_thread+0x48/0x490 [ 48.815351] [] ? process_one_work+0x460/0x460 [ 48.815352] [] kthread+0xc9/0xe0 [ 48.815353] [] ? kthread_worker_fn+0x160/0x160 [ 48.815355] [] ret_from_fork+0x3f/0x70 [ 48.815356] [] ? 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] [] dump_stack+0x44/0x55 [ 86.661028] [] warn_slowpath_common+0x82/0xc0 [ 86.661030] [] warn_slowpath_fmt+0x4c/0x50 [ 86.661033] [] ? perf_trace_hrtimer_class+0x90/0xe0 [ 86.661039] [] skl_update_other_pipe_wm+0x1ba/0x1c0 [i915] [ 86.661045] [] skl_update_wm+0x231/0x720 [i915] [ 86.661047] [] ? lock_timer_base.isra.26+0x54/0x70 [ 86.661054] [] intel_update_watermarks+0x1e/0x30 [i915] [ 86.661064] [] intel_atomic_commit+0x3c8/0x13c0 [i915] [ 86.661067] [] ? drm_atomic_check_only+0x192/0x590 [ 86.661069] [] ? drm_atomic_add_affected_connectors+0x27/0xf0 [ 86.661070] [] drm_atomic_commit+0x37/0x60 [ 86.661072] [] restore_fbdev_mode+0x230/0x260 [ 86.661074] [] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80 [ 86.661075] [] drm_fb_helper_set_par+0x2d/0x50 [ 86.661083] [] intel_fbdev_set_par+0x1a/0x60 [i915] [ 86.661085] [] fb_set_var+0x23e/0x460 [ 86.661087] [] ? check_preempt_wakeup+0x137/0x220 [ 86.661089] [] fbcon_blank+0x2e9/0x330 [ 86.661092] [] do_unblank_screen+0xd3/0x1a0 [ 86.661094] [] complete_change_console+0x59/0xe0 [ 86.661095] [] vt_ioctl+0x6ee/0x12c0 [ 86.661096] [] ? drm_ioctl+0x189/0x540 [ 86.661098] [] tty_ioctl+0x358/0xc00 [ 86.661101] [] ? handle_mm_fault+0x9f8/0x1370 [ 86.661103] [] do_vfs_ioctl+0x290/0x470 [ 86.661104] [] SyS_ioctl+0x79/0x90 [ 86.661107] [] 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] [] dump_stack+0x44/0x55 [ 87.236290] [] warn_slowpath_common+0x82/0xc0 [ 87.236291] [] warn_slowpath_fmt+0x4c/0x50 [ 87.236293] [] ? sched_clock_cpu+0x20/0xa0 [ 87.236297] [] skl_update_other_pipe_wm+0x1ba/0x1c0 [i915] [ 87.236301] [] skl_update_wm+0x231/0x720 [i915] [ 87.236303] [] ? wake_atomic_t_function+0x60/0x60 [ 87.236308] [] intel_update_watermarks+0x1e/0x30 [i915] [ 87.236315] [] haswell_crtc_enable+0x378/0x860 [i915] [ 87.236321] [] intel_atomic_commit+0x475/0x13c0 [i915] [ 87.236323] [] ? drm_atomic_check_only+0x192/0x590 [ 87.236324] [] ? drm_atomic_add_affected_connectors+0x27/0xf0 [ 87.236325] [] drm_atomic_commit+0x37/0x60 [ 87.236327] [] restore_fbdev_mode+0x230/0x260 [ 87.236328] [] drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80 [ 87.236329] [] drm_fb_helper_set_par+0x2d/0x50 [ 87.236330] [] drm_fb_helper_hotplug_event+0xd2/0x120 [ 87.236331] [] drm_fb_helper_restore_fbdev_mode_unlocked+0x56/0x80 [ 87.236332] [] drm_fb_helper_set_par+0x2d/0x50 [ 87.236337] [] intel_fbdev_set_par+0x1a/0x60 [i915] [ 87.236338] [] fb_set_var+0x23e/0x460 [ 87.236339] [] ? check_preempt_wakeup+0x137/0x220 [ 87.236341] [] fbcon_blank+0x2e9/0x330 [ 87.236343] [] do_unblank_screen+0xd3/0x1a0 [ 87.236344] [] complete_change_console+0x59/0xe0 [ 87.236345] [] vt_ioctl+0x6ee/0x12c0 [ 87.236346] [] ? drm_ioctl+0x189/0x540 [ 87.236347] [] tty_ioctl+0x358/0xc00 [ 87.236349] [] ? handle_mm_fault+0x9f8/0x1370 [ 87.236351] [] do_vfs_ioctl+0x290/0x470 [ 87.236352] [] SyS_ioctl+0x79/0x90 [ 87.236354] [] 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