kaihengfeng, it seems to happen a little less often with the linked kernel, but I'm still experiencing the error. I have copied my dmesg output below. [ 0.000000] random: get_random_bytes called from start_kernel+0x42/0x4e1 with crng_init=0 [ 0.000000] Linux version 4.13.0-22-generic (root@Precision-3520) (gcc version 7.2.0 (Ubuntu 7.2.0-18ubuntu2)) #25~lp1740438 SMP Wed Jan 3 12:06:33 CST 2018 (Ubuntu 4.13.0-22.25~lp1740438-generic 4.13.13) [ 0.000000] Command line: BOOT_IMAGE=/boot/vmlinuz-4.13.0-22-generic root=UUID=ce80946f-0157-40fa-8410-c866a1e5c481 ro quiet splash vt.handoff=7 [ 0.000000] KERNEL supported cpus: [ 0.000000] Intel GenuineIntel [ 0.000000] AMD AuthenticAMD [ 0.000000] Centaur CentaurHauls [ 0.000000] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.000000] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.000000] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.000000] x86/fpu: Supporting XSAVE feature 0x008: 'MPX bounds registers' [ 0.000000] x86/fpu: Supporting XSAVE feature 0x010: 'MPX CSR' [ 0.000000] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.000000] x86/fpu: xstate_offset[3]: 832, xstate_sizes[3]: 64 [ 0.000000] x86/fpu: xstate_offset[4]: 896, xstate_sizes[4]: 64 [ 0.000000] x86/fpu: Enabled xstate features 0x1f, context size is 960 bytes, using 'compacted' format. [ 0.000000] e820: BIOS-provided physical RAM map: [ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x0000000000057fff] usable [ 0.000000] BIOS-e820: [mem 0x0000000000058000-0x0000000000058fff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000000059000-0x000000000009efff] usable [ 0.000000] BIOS-e820: [mem 0x000000000009f000-0x00000000000fffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x0000000086120fff] usable [ 0.000000] BIOS-e820: [mem 0x0000000086121000-0x0000000086121fff] ACPI NVS [ 0.000000] BIOS-e820: [mem 0x0000000086122000-0x0000000086122fff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000086123000-0x000000008e6e9fff] usable [ 0.000000] BIOS-e820: [mem 0x000000008e6ea000-0x000000008eb71fff] reserved [ 0.000000] BIOS-e820: [mem 0x000000008eb72000-0x000000008ec18fff] usable [ 0.000000] BIOS-e820: [mem 0x000000008ec19000-0x000000008efc0fff] ACPI NVS [ 0.000000] BIOS-e820: [mem 0x000000008efc1000-0x000000008fb42fff] reserved [ 0.000000] BIOS-e820: [mem 0x000000008fb43000-0x000000008fbfefff] type 20 [ 0.000000] BIOS-e820: [mem 0x000000008fbff000-0x000000008fbfffff] usable [ 0.000000] BIOS-e820: [mem 0x000000008fc00000-0x000000008fffffff] 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 0x00000000fed00000-0x00000000fed00fff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000fee00000-0x00000000fee00fff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000ff000000-0x00000000ffffffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000046effffff] usable [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] efi: EFI v2.60 by American Megatrends [ 0.000000] efi: ACPI 2.0=0x8ec19000 ACPI=0x8ec19000 SMBIOS=0x8fa65000 MPS=0xfc9e0 ESRT=0x88a1ce98 MEMATTR=0x889da018 [ 0.000000] random: fast init done [ 0.000000] SMBIOS 3.0 present. [ 0.000000] DMI: MSI MS-7A59/Z270 SLI (MS-7A59), BIOS 1.80 11/20/2017 [ 0.000000] e820: update [mem 0x00000000-0x00000fff] usable ==> reserved [ 0.000000] e820: remove [mem 0x000a0000-0x000fffff] usable [ 0.000000] e820: last_pfn = 0x46f000 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 00C0000000 mask 7FC0000000 uncachable [ 0.000000] 1 base 00A0000000 mask 7FE0000000 uncachable [ 0.000000] 2 base 0090000000 mask 7FF0000000 uncachable [ 0.000000] 3 disabled [ 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 = 0x8fc00 max_arch_pfn = 0x400000000 [ 0.000000] found SMP MP-table at [mem 0x000fcc40-0x000fcc4f] mapped at [ffff90ec000fcc40] [ 0.000000] esrt: Reserving ESRT space from 0x0000000088a1ce98 to 0x0000000088a1ced0. [ 0.000000] Scanning 1 areas for low memory corruption [ 0.000000] Base memory trampoline at [ffff90ec00095000] 95000 size 24576 [ 0.000000] Using GB pages for direct mapping [ 0.000000] BRK [0x3e8b23000, 0x3e8b23fff] PGTABLE [ 0.000000] BRK [0x3e8b24000, 0x3e8b24fff] PGTABLE [ 0.000000] BRK [0x3e8b25000, 0x3e8b25fff] PGTABLE [ 0.000000] BRK [0x3e8b26000, 0x3e8b26fff] PGTABLE [ 0.000000] BRK [0x3e8b27000, 0x3e8b27fff] PGTABLE [ 0.000000] BRK [0x3e8b28000, 0x3e8b28fff] PGTABLE [ 0.000000] BRK [0x3e8b29000, 0x3e8b29fff] PGTABLE [ 0.000000] BRK [0x3e8b2a000, 0x3e8b2afff] PGTABLE [ 0.000000] BRK [0x3e8b2b000, 0x3e8b2bfff] PGTABLE [ 0.000000] BRK [0x3e8b2c000, 0x3e8b2cfff] PGTABLE [ 0.000000] BRK [0x3e8b2d000, 0x3e8b2dfff] PGTABLE [ 0.000000] Secure boot could not be determined [ 0.000000] RAMDISK: [mem 0x31d7f000-0x34eb6fff] [ 0.000000] ACPI: Early table checksum verification disabled [ 0.000000] ACPI: RSDP 0x000000008EC19000 000024 (v02 ALASKA) [ 0.000000] ACPI: XSDT 0x000000008EC190A8 0000D4 (v01 ALASKA A M I 01072009 AMI 00010013) [ 0.000000] ACPI: FACP 0x000000008EC40630 000114 (v06 ALASKA A M I 01072009 AMI 00010013) [ 0.000000] ACPI: DSDT 0x000000008EC19218 027418 (v02 ALASKA A M I 01072009 INTL 20160422) [ 0.000000] ACPI: FACS 0x000000008EFC0D80 000040 [ 0.000000] ACPI: APIC 0x000000008EC40748 0000BC (v03 ALASKA A M I 01072009 AMI 00010013) [ 0.000000] ACPI: FPDT 0x000000008EC40808 000044 (v01 ALASKA A M I 01072009 AMI 00010013) [ 0.000000] ACPI: FIDT 0x000000008EC40850 00009C (v01 ALASKA A M I 01072009 AMI 00010013) [ 0.000000] ACPI: MCFG 0x000000008EC408F0 00003C (v01 ALASKA A M I 01072009 MSFT 00000097) [ 0.000000] ACPI: SSDT 0x000000008EC40930 0003A3 (v01 SataRe SataTabl 00001000 INTL 20160422) [ 0.000000] ACPI: SSDT 0x000000008EC40CD8 003176 (v02 SaSsdt SaSsdt 00003000 INTL 20160422) [ 0.000000] ACPI: SSDT 0x000000008EC43E50 0025A5 (v02 PegSsd PegSsdt 00001000 INTL 20160422) [ 0.000000] ACPI: HPET 0x000000008EC463F8 000038 (v01 INTEL KBL 00000001 MSFT 0000005F) [ 0.000000] ACPI: SSDT 0x000000008EC46430 000DE5 (v02 INTEL Ther_Rvp 00001000 INTL 20160422) [ 0.000000] ACPI: SSDT 0x000000008EC47218 000A2B (v02 INTEL xh_rvp08 00000000 INTL 20160422) [ 0.000000] ACPI: UEFI 0x000000008EC47C48 000042 (v01 ALASKA A M I 00000002 01000013) [ 0.000000] ACPI: SSDT 0x000000008EC47C90 000EDE (v02 CpuRef CpuSsdt 00003000 INTL 20160422) [ 0.000000] ACPI: LPIT 0x000000008EC48B70 000094 (v01 INTEL KBL 00000000 MSFT 0000005F) [ 0.000000] ACPI: SSDT 0x000000008EC48C08 000141 (v02 INTEL HdaDsp 00000000 INTL 20160422) [ 0.000000] ACPI: SSDT 0x000000008EC48D50 00029F (v02 INTEL sensrhub 00000000 INTL 20160422) [ 0.000000] ACPI: SSDT 0x000000008EC48FF0 003002 (v02 INTEL PtidDevc 00001000 INTL 20160422) [ 0.000000] ACPI: SSDT 0x000000008EC4BFF8 000517 (v02 INTEL TbtTypeC 00000000 INTL 20160422) [ 0.000000] ACPI: DBGP 0x000000008EC4C510 000034 (v01 INTEL 00000002 MSFT 0000005F) [ 0.000000] ACPI: DBG2 0x000000008EC4C548 000054 (v00 INTEL 00000002 MSFT 0000005F) [ 0.000000] ACPI: BGRT 0x000000008EC4C5A0 000038 (v01 ALASKA A M I 01072009 AMI 00010013) [ 0.000000] ACPI: WSMT 0x000000008EC4C5D8 000028 (v01 ALASKA A M I 01072009 AMI 00010013) [ 0.000000] ACPI: Local APIC address 0xfee00000 [ 0.000000] No NUMA configuration found [ 0.000000] Faking a node at [mem 0x0000000000000000-0x000000046effffff] [ 0.000000] NODE_DATA(0) allocated [mem 0x46efd5000-0x46effffff] [ 0.000000] Zone ranges: [ 0.000000] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.000000] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.000000] Normal [mem 0x0000000100000000-0x000000046effffff] [ 0.000000] Device empty [ 0.000000] Movable zone start for each node [ 0.000000] Early memory node ranges [ 0.000000] node 0: [mem 0x0000000000001000-0x0000000000057fff] [ 0.000000] node 0: [mem 0x0000000000059000-0x000000000009efff] [ 0.000000] node 0: [mem 0x0000000000100000-0x0000000086120fff] [ 0.000000] node 0: [mem 0x0000000086123000-0x000000008e6e9fff] [ 0.000000] node 0: [mem 0x000000008eb72000-0x000000008ec18fff] [ 0.000000] node 0: [mem 0x000000008fbff000-0x000000008fbfffff] [ 0.000000] node 0: [mem 0x0000000100000000-0x000000046effffff] [ 0.000000] Initmem setup node 0 [mem 0x0000000000001000-0x000000046effffff] [ 0.000000] On node 0 totalpages: 4183853 [ 0.000000] DMA zone: 64 pages used for memmap [ 0.000000] DMA zone: 27 pages reserved [ 0.000000] DMA zone: 3997 pages, LIFO batch:0 [ 0.000000] DMA32 zone: 9055 pages used for memmap [ 0.000000] DMA32 zone: 579472 pages, LIFO batch:31 [ 0.000000] Normal zone: 56256 pages used for memmap [ 0.000000] Normal zone: 3600384 pages, LIFO batch:31 [ 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] ACPI: LAPIC_NMI (acpi_id[0x05] high edge lint[0x1]) [ 0.000000] ACPI: LAPIC_NMI (acpi_id[0x06] high edge lint[0x1]) [ 0.000000] ACPI: LAPIC_NMI (acpi_id[0x07] high edge lint[0x1]) [ 0.000000] ACPI: LAPIC_NMI (acpi_id[0x08] 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: 0x8086a201 base: 0xfed00000 [ 0.000000] smpboot: Allowing 8 CPUs, 0 hotplug CPUs [ 0.000000] PM: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.000000] PM: Registered nosave memory: [mem 0x00058000-0x00058fff] [ 0.000000] PM: Registered nosave memory: [mem 0x0009f000-0x000fffff] [ 0.000000] PM: Registered nosave memory: [mem 0x86121000-0x86121fff] [ 0.000000] PM: Registered nosave memory: [mem 0x86122000-0x86122fff] [ 0.000000] PM: Registered nosave memory: [mem 0x8e6ea000-0x8eb71fff] [ 0.000000] PM: Registered nosave memory: [mem 0x8ec19000-0x8efc0fff] [ 0.000000] PM: Registered nosave memory: [mem 0x8efc1000-0x8fb42fff] [ 0.000000] PM: Registered nosave memory: [mem 0x8fb43000-0x8fbfefff] [ 0.000000] PM: Registered nosave memory: [mem 0x8fc00000-0x8fffffff] [ 0.000000] PM: Registered nosave memory: [mem 0x90000000-0xdfffffff] [ 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 0xfec01000-0xfecfffff] [ 0.000000] PM: Registered nosave memory: [mem 0xfed00000-0xfed00fff] [ 0.000000] PM: Registered nosave memory: [mem 0xfed01000-0xfedfffff] [ 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 0x90000000-0xdfffffff] available for PCI devices [ 0.000000] Booting paravirtualized kernel on bare hardware [ 0.000000] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645519600211568 ns [ 0.000000] setup_percpu: NR_CPUS:8192 nr_cpumask_bits:8 nr_cpu_ids:8 nr_node_ids:1 [ 0.000000] percpu: Embedded 39 pages/cpu @ffff90f06ec00000 s119704 r8192 d31848 u262144 [ 0.000000] pcpu-alloc: s119704 r8192 d31848 u262144 alloc=1*2097152 [ 0.000000] pcpu-alloc: [0] 0 1 2 3 4 5 6 7 [ 0.000000] Built 1 zonelists in Node order, mobility grouping on. Total pages: 4118451 [ 0.000000] Policy zone: Normal [ 0.000000] Kernel command line: BOOT_IMAGE=/boot/vmlinuz-4.13.0-22-generic root=UUID=ce80946f-0157-40fa-8410-c866a1e5c481 ro quiet splash vt.handoff=7 [ 0.000000] PID hash table entries: 4096 (order: 3, 32768 bytes) [ 0.000000] Calgary: detecting Calgary via BIOS EBDA area [ 0.000000] Calgary: Unable to locate Rio Grande table in EBDA - bailing! [ 0.000000] Memory: 16234220K/16735412K available (9294K kernel code, 2479K rwdata, 4020K rodata, 2324K init, 2384K bss, 501192K reserved, 0K cma-reserved) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=8, Nodes=1 [ 0.000000] ftrace: allocating 37783 entries in 148 pages [ 0.000000] Hierarchical RCU implementation. [ 0.000000] RCU restricting CPUs from NR_CPUS=8192 to nr_cpu_ids=8. [ 0.000000] Tasks RCU enabled. [ 0.000000] RCU: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=8 [ 0.000000] NR_IRQS: 524544, nr_irqs: 2048, preallocated irqs: 16 [ 0.000000] vt handoff: transparent VT on vt#7 [ 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 [ 0.004000] tsc: Detected 4200.000 MHz processor [ 0.004000] Calibrating delay loop (skipped), value calculated using timer frequency.. 8400.00 BogoMIPS (lpj=16800000) [ 0.004000] pid_max: default: 32768 minimum: 301 [ 0.004000] ACPI: Core revision 20170531 [ 0.025098] ACPI: 11 ACPI AML tables successfully acquired and loaded [ 0.025672] Security Framework initialized [ 0.025672] Yama: becoming mindful. [ 0.025683] AppArmor: AppArmor initialized [ 0.027003] Dentry cache hash table entries: 2097152 (order: 12, 16777216 bytes) [ 0.027660] Inode-cache hash table entries: 1048576 (order: 11, 8388608 bytes) [ 0.027683] Mount-cache hash table entries: 32768 (order: 6, 262144 bytes) [ 0.027704] Mountpoint-cache hash table entries: 32768 (order: 6, 262144 bytes) [ 0.027807] CPU: Physical Processor ID: 0 [ 0.027807] CPU: Processor Core ID: 0 [ 0.027812] mce: CPU supports 10 MCE banks [ 0.027817] CPU0: Thermal monitoring enabled (TM1) [ 0.027828] process: using mwait in idle threads [ 0.027830] Last level iTLB entries: 4KB 64, 2MB 8, 4MB 8 [ 0.027830] Last level dTLB entries: 4KB 64, 2MB 0, 4MB 0, 1GB 4 [ 0.028232] Freeing SMP alternatives memory: 36K [ 0.030276] smpboot: Max logical packages: 2 [ 0.031477] x2apic: IRQ remapping doesn't support X2APIC mode [ 0.035838] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1 [ 0.075548] TSC deadline timer enabled [ 0.075553] smpboot: CPU0: Intel(R) Core(TM) i7-7700K CPU @ 4.20GHz (family: 0x6, model: 0x9e, stepping: 0x9) [ 0.075581] Performance Events: PEBS fmt3+, Skylake events, 32-deep LBR, full-width counters, Intel PMU driver. [ 0.075598] ... version: 4 [ 0.075599] ... bit width: 48 [ 0.075599] ... generic registers: 4 [ 0.075599] ... value mask: 0000ffffffffffff [ 0.075599] ... max period: 00007fffffffffff [ 0.075600] ... fixed-purpose events: 3 [ 0.075600] ... event mask: 000000070000000f [ 0.075620] Hierarchical SRCU implementation. [ 0.076000] smp: Bringing up secondary CPUs ... [ 0.076000] x86: Booting SMP configuration: [ 0.076000] .... node #0, CPUs: #1 [ 0.076000] NMI watchdog: enabled on all CPUs, permanently consumes one hw-PMU counter. [ 0.076000] #2 #3 #4 #5 #6 #7 [ 0.076000] smp: Brought up 1 node, 8 CPUs [ 0.076000] smpboot: Total of 8 processors activated (67200.00 BogoMIPS) [ 0.076289] devtmpfs: initialized [ 0.076289] x86/mm: Memory block size: 128MB [ 0.076609] evm: security.selinux [ 0.076609] evm: security.SMACK64 [ 0.076610] evm: security.SMACK64EXEC [ 0.076610] evm: security.SMACK64TRANSMUTE [ 0.076610] evm: security.SMACK64MMAP [ 0.076610] evm: security.ima [ 0.076611] evm: security.capability [ 0.076617] PM: Registering ACPI NVS region [mem 0x86121000-0x86121fff] (4096 bytes) [ 0.076617] PM: Registering ACPI NVS region [mem 0x8ec19000-0x8efc0fff] (3833856 bytes) [ 0.076617] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645041785100000 ns [ 0.076617] futex hash table entries: 2048 (order: 5, 131072 bytes) [ 0.076617] pinctrl core: initialized pinctrl subsystem [ 0.076617] RTC time: 21:16:23, date: 01/03/18 [ 0.076617] NET: Registered protocol family 16 [ 0.076617] cpuidle: using governor ladder [ 0.076617] cpuidle: using governor menu [ 0.076617] PCCT header not found. [ 0.076617] ACPI FADT declares the system doesn't support PCIe ASPM, so disable it [ 0.076617] ACPI: bus type PCI registered [ 0.076617] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 [ 0.076617] PCI: MMCONFIG for domain 0000 [bus 00-ff] at [mem 0xe0000000-0xefffffff] (base 0xe0000000) [ 0.076617] PCI: MMCONFIG at [mem 0xe0000000-0xefffffff] reserved in E820 [ 0.076617] PCI: Using configuration type 1 for base access [ 0.076628] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 0.076628] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 0.076629] ACPI: Added _OSI(Module Device) [ 0.076629] ACPI: Added _OSI(Processor Device) [ 0.076629] ACPI: Added _OSI(3.0 _SCP Extensions) [ 0.076629] ACPI: Added _OSI(Processor Aggregator Device) [ 0.076647] ACPI: Executed 38 blocks of module-level executable AML code [ 0.086113] ACPI: Dynamic OEM Table Load: [ 0.086113] ACPI: SSDT 0xFFFF90F05BCD2000 00081F (v02 PmRef Cpu0Ist 00003000 INTL 20160422) [ 0.086113] ACPI: Executed 1 blocks of module-level executable AML code [ 0.086113] ACPI: \_PR_.CPU0: _OSC native thermal LVT Acked [ 0.086113] ACPI: Dynamic OEM Table Load: [ 0.086113] ACPI: SSDT 0xFFFF90F05BC44000 0003FF (v02 PmRef Cpu0Cst 00003001 INTL 20160422) [ 0.086113] ACPI: Executed 1 blocks of module-level executable AML code [ 0.086113] ACPI: Dynamic OEM Table Load: [ 0.086113] ACPI: SSDT 0xFFFF90F05BC59800 000115 (v02 PmRef Cpu0Hwp 00003000 INTL 20160422) [ 0.086113] ACPI: Executed 1 blocks of module-level executable AML code [ 0.086113] ACPI: Dynamic OEM Table Load: [ 0.086113] ACPI: SSDT 0xFFFF90F05BC5B000 0001A4 (v02 PmRef HwpLvt 00003000 INTL 20160422) [ 0.086113] ACPI: Executed 1 blocks of module-level executable AML code [ 0.088177] ACPI: Dynamic OEM Table Load: [ 0.088181] ACPI: SSDT 0xFFFF90F05C1DE800 00065C (v02 PmRef ApIst 00003000 INTL 20160422) [ 0.088373] ACPI: Executed 1 blocks of module-level executable AML code [ 0.088379] ACPI: Dynamic OEM Table Load: [ 0.088379] ACPI: SSDT 0xFFFF90F05BDEA400 000197 (v02 PmRef ApHwp 00003000 INTL 20160422) [ 0.088379] ACPI: Executed 1 blocks of module-level executable AML code [ 0.088379] ACPI: Dynamic OEM Table Load: [ 0.088379] ACPI: SSDT 0xFFFF90F05BCFD600 00018A (v02 PmRef ApCst 00003000 INTL 20160422) [ 0.088379] ACPI: Executed 1 blocks of module-level executable AML code [ 0.090080] ACPI: Interpreter enabled [ 0.090105] ACPI: (supports S0 S3 S4 S5) [ 0.090105] ACPI: Using IOAPIC for interrupt routing [ 0.090128] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 0.090705] ACPI: Enabled 7 GPEs in block 00 to 7F [ 0.092000] ACPI: Power Resource [PG00] (on) [ 0.092000] ACPI: Power Resource [PG01] (on) [ 0.092000] ACPI: Power Resource [PG02] (on) [ 0.092000] ACPI: Power Resource [WRST] (on) [ 0.092000] ACPI: Power Resource [WRST] (on) [ 0.092000] ACPI: Power Resource [WRST] (on) [ 0.092110] ACPI: Power Resource [WRST] (on) [ 0.092295] ACPI: Power Resource [WRST] (on) [ 0.092483] ACPI: Power Resource [WRST] (on) [ 0.092668] ACPI: Power Resource [WRST] (on) [ 0.092855] ACPI: Power Resource [WRST] (on) [ 0.093042] ACPI: Power Resource [WRST] (on) [ 0.093229] ACPI: Power Resource [WRST] (on) [ 0.093414] ACPI: Power Resource [WRST] (on) [ 0.093599] ACPI: Power Resource [WRST] (on) [ 0.093785] ACPI: Power Resource [WRST] (on) [ 0.093974] ACPI: Power Resource [WRST] (on) [ 0.094161] ACPI: Power Resource [WRST] (on) [ 0.094346] ACPI: Power Resource [WRST] (on) [ 0.094531] ACPI: Power Resource [WRST] (on) [ 0.095235] ACPI: Power Resource [WRST] (on) [ 0.095421] ACPI: Power Resource [WRST] (on) [ 0.095606] ACPI: Power Resource [WRST] (on) [ 0.102880] ACPI: Power Resource [FN00] (off) [ 0.102923] ACPI: Power Resource [FN01] (off) [ 0.102964] ACPI: Power Resource [FN02] (off) [ 0.103006] ACPI: Power Resource [FN03] (off) [ 0.103048] ACPI: Power Resource [FN04] (off) [ 0.103721] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-fe]) [ 0.103725] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI] [ 0.103830] acpi PNP0A08:00: _OSC: platform does not support [PCIeHotplug PME AER] [ 0.103928] acpi PNP0A08:00: _OSC: OS now controls [PCIeCapability] [ 0.103928] acpi PNP0A08:00: FADT indicates ASPM is unsupported, using BIOS configuration [ 0.104348] PCI host bridge to bus 0000:00 [ 0.104349] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 0.104350] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 0.104350] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 0.104351] pci_bus 0000:00: root bus resource [mem 0x90000000-0xdfffffff window] [ 0.104351] pci_bus 0000:00: root bus resource [mem 0xfd000000-0xfe7fffff window] [ 0.104352] pci_bus 0000:00: root bus resource [bus 00-fe] [ 0.104356] pci 0000:00:00.0: [8086:591f] type 00 class 0x060000 [ 0.104548] pci 0000:00:01.0: [8086:1901] type 01 class 0x060400 [ 0.104573] pci 0000:00:01.0: PME# supported from D0 D3hot D3cold [ 0.104701] pci 0000:00:08.0: [8086:1911] type 00 class 0x088000 [ 0.104708] pci 0000:00:08.0: reg 0x10: [mem 0xdff4f000-0xdff4ffff 64bit] [ 0.104808] pci 0000:00:14.0: [8086:a2af] type 00 class 0x0c0330 [ 0.104824] pci 0000:00:14.0: reg 0x10: [mem 0xdff30000-0xdff3ffff 64bit] [ 0.104874] pci 0000:00:14.0: PME# supported from D3hot D3cold [ 0.104988] pci 0000:00:14.2: [8086:a2b1] type 00 class 0x118000 [ 0.105004] pci 0000:00:14.2: reg 0x10: [mem 0xdff4e000-0xdff4efff 64bit] [ 0.105120] pci 0000:00:16.0: [8086:a2ba] type 00 class 0x078000 [ 0.105138] pci 0000:00:16.0: reg 0x10: [mem 0xdff4d000-0xdff4dfff 64bit] [ 0.105192] pci 0000:00:16.0: PME# supported from D3hot [ 0.105291] pci 0000:00:17.0: [8086:a282] type 00 class 0x010601 [ 0.105303] pci 0000:00:17.0: reg 0x10: [mem 0xdff48000-0xdff49fff] [ 0.105308] pci 0000:00:17.0: reg 0x14: [mem 0xdff4c000-0xdff4c0ff] [ 0.105314] pci 0000:00:17.0: reg 0x18: [io 0xf050-0xf057] [ 0.105319] pci 0000:00:17.0: reg 0x1c: [io 0xf040-0xf043] [ 0.105324] pci 0000:00:17.0: reg 0x20: [io 0xf020-0xf03f] [ 0.105329] pci 0000:00:17.0: reg 0x24: [mem 0xdff4b000-0xdff4b7ff] [ 0.105357] pci 0000:00:17.0: PME# supported from D3hot [ 0.105444] pci 0000:00:1c.0: [8086:a290] type 01 class 0x060400 [ 0.105493] pci 0000:00:1c.0: PME# supported from D0 D3hot D3cold [ 0.105590] pci 0000:00:1c.4: [8086:a294] type 01 class 0x060400 [ 0.105637] pci 0000:00:1c.4: PME# supported from D0 D3hot D3cold [ 0.105741] pci 0000:00:1f.0: [8086:a2c5] type 00 class 0x060100 [ 0.105907] pci 0000:00:1f.2: [8086:a2a1] type 00 class 0x058000 [ 0.105919] pci 0000:00:1f.2: reg 0x10: [mem 0xdff44000-0xdff47fff] [ 0.106034] pci 0000:00:1f.3: [8086:a2f0] type 00 class 0x040300 [ 0.106056] pci 0000:00:1f.3: reg 0x10: [mem 0xdff40000-0xdff43fff 64bit] [ 0.106082] pci 0000:00:1f.3: reg 0x20: [mem 0xdff20000-0xdff2ffff 64bit] [ 0.106122] pci 0000:00:1f.3: PME# supported from D3hot D3cold [ 0.106240] pci 0000:00:1f.4: [8086:a2a3] type 00 class 0x0c0500 [ 0.106299] pci 0000:00:1f.4: reg 0x10: [mem 0xdff4a000-0xdff4a0ff 64bit] [ 0.106368] pci 0000:00:1f.4: reg 0x20: [io 0xf000-0xf01f] [ 0.106517] pci 0000:00:1f.6: [8086:15b8] type 00 class 0x020000 [ 0.106539] pci 0000:00:1f.6: reg 0x10: [mem 0xdff00000-0xdff1ffff] [ 0.106630] pci 0000:00:1f.6: PME# supported from D0 D3hot D3cold [ 0.106725] pci 0000:01:00.0: [1002:67b0] type 00 class 0x030000 [ 0.106739] pci 0000:01:00.0: reg 0x10: [mem 0xc0000000-0xcfffffff 64bit pref] [ 0.106744] pci 0000:01:00.0: reg 0x18: [mem 0xd0000000-0xd07fffff 64bit pref] [ 0.106748] pci 0000:01:00.0: reg 0x20: [io 0xe000-0xe0ff] [ 0.106752] pci 0000:01:00.0: reg 0x24: [mem 0xdfe00000-0xdfe3ffff] [ 0.106756] pci 0000:01:00.0: reg 0x30: [mem 0xdfe40000-0xdfe5ffff pref] [ 0.106788] pci 0000:01:00.0: supports D1 D2 [ 0.106789] pci 0000:01:00.0: PME# supported from D1 D2 D3hot [ 0.106821] pci 0000:01:00.1: [1002:aac8] type 00 class 0x040300 [ 0.106832] pci 0000:01:00.1: reg 0x10: [mem 0xdfe60000-0xdfe63fff 64bit] [ 0.106875] pci 0000:01:00.1: supports D1 D2 [ 0.120008] pci 0000:00:01.0: PCI bridge to [bus 01] [ 0.120010] pci 0000:00:01.0: bridge window [io 0xe000-0xefff] [ 0.120011] pci 0000:00:01.0: bridge window [mem 0xdfe00000-0xdfefffff] [ 0.120013] pci 0000:00:01.0: bridge window [mem 0xc0000000-0xd07fffff 64bit pref] [ 0.120066] acpiphp: Slot [1] registered [ 0.120075] pci 0000:00:1c.0: PCI bridge to [bus 02] [ 0.120128] pci 0000:03:00.0: [1b21:2142] type 00 class 0x0c0330 [ 0.120152] pci 0000:03:00.0: reg 0x10: [mem 0xdfd00000-0xdfd07fff 64bit] [ 0.120242] pci 0000:03:00.0: PME# supported from D0 D3hot D3cold [ 0.120324] pci 0000:00:1c.4: PCI bridge to [bus 03] [ 0.120327] pci 0000:00:1c.4: bridge window [mem 0xdfd00000-0xdfdfffff] [ 0.121634] ACPI: PCI Interrupt Link [LNKA] (IRQs 3 4 5 6 10 *11 12 14 15) [ 0.121665] ACPI: PCI Interrupt Link [LNKB] (IRQs 3 4 5 6 *10 11 12 14 15) [ 0.121695] ACPI: PCI Interrupt Link [LNKC] (IRQs 3 4 5 6 10 *11 12 14 15) [ 0.121725] ACPI: PCI Interrupt Link [LNKD] (IRQs 3 4 5 6 10 *11 12 14 15) [ 0.121754] ACPI: PCI Interrupt Link [LNKE] (IRQs 3 4 5 6 10 *11 12 14 15) [ 0.121784] ACPI: PCI Interrupt Link [LNKF] (IRQs 3 4 5 6 10 *11 12 14 15) [ 0.121813] ACPI: PCI Interrupt Link [LNKG] (IRQs 3 4 5 6 10 *11 12 14 15) [ 0.121842] ACPI: PCI Interrupt Link [LNKH] (IRQs 3 4 5 6 10 *11 12 14 15) [ 0.122224] SCSI subsystem initialized [ 0.122232] libata version 3.00 loaded. [ 0.122232] pci 0000:01:00.0: vgaarb: setting as boot VGA device [ 0.122232] pci 0000:01:00.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 0.122232] pci 0000:01:00.0: vgaarb: bridge control possible [ 0.122232] vgaarb: loaded [ 0.122232] ACPI: bus type USB registered [ 0.122232] usbcore: registered new interface driver usbfs [ 0.122232] usbcore: registered new interface driver hub [ 0.122232] usbcore: registered new device driver usb [ 0.122232] EDAC MC: Ver: 3.0.0 [ 0.122232] Registered efivars operations [ 0.145763] PCI: Using ACPI for IRQ routing [ 0.173823] PCI: pci_cache_line_size set to 64 bytes [ 0.173859] e820: reserve RAM buffer [mem 0x00058000-0x0005ffff] [ 0.173859] e820: reserve RAM buffer [mem 0x0009f000-0x0009ffff] [ 0.173860] e820: reserve RAM buffer [mem 0x86121000-0x87ffffff] [ 0.173860] e820: reserve RAM buffer [mem 0x8e6ea000-0x8fffffff] [ 0.173861] e820: reserve RAM buffer [mem 0x8ec19000-0x8fffffff] [ 0.173861] e820: reserve RAM buffer [mem 0x8fc00000-0x8fffffff] [ 0.173862] e820: reserve RAM buffer [mem 0x46f000000-0x46fffffff] [ 0.173900] NetLabel: Initializing [ 0.173900] NetLabel: domain hash size = 128 [ 0.173900] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 0.173908] NetLabel: unlabeled traffic allowed by default [ 0.173914] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0, 0, 0, 0, 0, 0 [ 0.173914] hpet0: 8 comparators, 64-bit 24.000000 MHz counter [ 0.176012] clocksource: Switched to clocksource hpet [ 0.181149] VFS: Disk quotas dquot_6.6.0 [ 0.181156] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 0.181201] AppArmor: AppArmor Filesystem Enabled [ 0.181215] pnp: PnP ACPI init [ 0.181372] system 00:00: [io 0x0a00-0x0a0f] has been reserved [ 0.181373] system 00:00: [io 0x0a10-0x0a1f] has been reserved [ 0.181373] system 00:00: [io 0x0a20-0x0a2f] has been reserved [ 0.181374] system 00:00: [io 0x0a30-0x0a3f] has been reserved [ 0.181375] system 00:00: Plug and Play ACPI device, IDs PNP0c02 (active) [ 0.181633] pnp 00:01: [dma 0 disabled] [ 0.181709] pnp 00:01: Plug and Play ACPI device, IDs PNP0400 (active) [ 0.181725] pnp 00:02: Plug and Play ACPI device, IDs PNP0303 PNP030b (active) [ 0.181747] pnp 00:03: Plug and Play ACPI device, IDs PNP0f03 PNP0f13 (active) [ 0.181933] pnp 00:04: [dma 0 disabled] [ 0.181950] pnp 00:04: Plug and Play ACPI device, IDs PNP0501 (active) [ 0.182035] system 00:05: [io 0x0680-0x069f] has been reserved [ 0.182036] system 00:05: [io 0xffff] has been reserved [ 0.182037] system 00:05: [io 0xffff] has been reserved [ 0.182037] system 00:05: [io 0xffff] has been reserved [ 0.182038] system 00:05: [io 0x1800-0x18fe] has been reserved [ 0.182038] system 00:05: [io 0x164e-0x164f] has been reserved [ 0.182039] system 00:05: Plug and Play ACPI device, IDs PNP0c02 (active) [ 0.182090] system 00:06: [io 0x0800-0x087f] has been reserved [ 0.182091] system 00:06: Plug and Play ACPI device, IDs PNP0c02 (active) [ 0.182099] pnp 00:07: Plug and Play ACPI device, IDs PNP0b00 (active) [ 0.182115] system 00:08: [io 0x1854-0x1857] has been reserved [ 0.182116] system 00:08: Plug and Play ACPI device, IDs INT3f0d PNP0c02 (active) [ 0.182229] system 00:09: [mem 0xfed10000-0xfed17fff] has been reserved [ 0.182230] system 00:09: [mem 0xfed18000-0xfed18fff] has been reserved [ 0.182231] system 00:09: [mem 0xfed19000-0xfed19fff] has been reserved [ 0.182231] system 00:09: [mem 0xe0000000-0xefffffff] has been reserved [ 0.182232] system 00:09: [mem 0xfed20000-0xfed3ffff] has been reserved [ 0.182232] system 00:09: [mem 0xfed90000-0xfed93fff] has been reserved [ 0.182233] system 00:09: [mem 0xfed45000-0xfed8ffff] has been reserved [ 0.182234] system 00:09: [mem 0xff000000-0xffffffff] has been reserved [ 0.182234] system 00:09: [mem 0xfee00000-0xfeefffff] could not be reserved [ 0.182235] system 00:09: [mem 0xdffc0000-0xdffdffff] has been reserved [ 0.182236] system 00:09: Plug and Play ACPI device, IDs PNP0c02 (active) [ 0.182256] system 00:0a: [mem 0xfd000000-0xfdabffff] has been reserved [ 0.182256] system 00:0a: [mem 0xfdad0000-0xfdadffff] has been reserved [ 0.182257] system 00:0a: [mem 0xfdb00000-0xfdffffff] has been reserved [ 0.182258] system 00:0a: [mem 0xfe000000-0xfe01ffff] could not be reserved [ 0.182258] system 00:0a: [mem 0xfe036000-0xfe03bfff] has been reserved [ 0.182259] system 00:0a: [mem 0xfe03d000-0xfe3fffff] has been reserved [ 0.182260] system 00:0a: Plug and Play ACPI device, IDs PNP0c02 (active) [ 0.182433] system 00:0b: [io 0xff00-0xfffe] has been reserved [ 0.182434] system 00:0b: Plug and Play ACPI device, IDs PNP0c02 (active) [ 0.183069] system 00:0c: [mem 0xfdaf0000-0xfdafffff] has been reserved [ 0.183069] system 00:0c: [mem 0xfdae0000-0xfdaeffff] has been reserved [ 0.183070] system 00:0c: [mem 0xfdac0000-0xfdacffff] has been reserved [ 0.183071] system 00:0c: Plug and Play ACPI device, IDs PNP0c02 (active) [ 0.183553] pnp: PnP ACPI: found 13 devices [ 0.190859] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 0.190874] pci 0000:00:01.0: PCI bridge to [bus 01] [ 0.190875] pci 0000:00:01.0: bridge window [io 0xe000-0xefff] [ 0.190876] pci 0000:00:01.0: bridge window [mem 0xdfe00000-0xdfefffff] [ 0.190877] pci 0000:00:01.0: bridge window [mem 0xc0000000-0xd07fffff 64bit pref] [ 0.190879] pci 0000:00:1c.0: PCI bridge to [bus 02] [ 0.190887] pci 0000:00:1c.4: PCI bridge to [bus 03] [ 0.190889] pci 0000:00:1c.4: bridge window [mem 0xdfd00000-0xdfdfffff] [ 0.190893] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 0.190894] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 0.190894] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 0.190895] pci_bus 0000:00: resource 7 [mem 0x90000000-0xdfffffff window] [ 0.190895] pci_bus 0000:00: resource 8 [mem 0xfd000000-0xfe7fffff window] [ 0.190896] pci_bus 0000:01: resource 0 [io 0xe000-0xefff] [ 0.190896] pci_bus 0000:01: resource 1 [mem 0xdfe00000-0xdfefffff] [ 0.190897] pci_bus 0000:01: resource 2 [mem 0xc0000000-0xd07fffff 64bit pref] [ 0.190897] pci_bus 0000:03: resource 1 [mem 0xdfd00000-0xdfdfffff] [ 0.190975] NET: Registered protocol family 2 [ 0.191054] TCP established hash table entries: 131072 (order: 8, 1048576 bytes) [ 0.191149] TCP bind hash table entries: 65536 (order: 8, 1048576 bytes) [ 0.191215] TCP: Hash tables configured (established 131072 bind 65536) [ 0.191233] UDP hash table entries: 8192 (order: 6, 262144 bytes) [ 0.191255] UDP-Lite hash table entries: 8192 (order: 6, 262144 bytes) [ 0.191288] NET: Registered protocol family 1 [ 0.191995] pci 0000:01:00.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 0.192128] PCI: CLS 64 bytes, default 64 [ 0.192145] Unpacking initramfs... [ 0.632572] Freeing initrd memory: 50400K [ 0.632581] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 0.632582] software IO TLB [mem 0x81d51000-0x85d51000] (64MB) mapped at [ffff90ec81d51000-ffff90ec85d50fff] [ 0.632790] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x3c8a615336c, max_idle_ns: 440795257976 ns [ 0.632987] Scanning for low memory corruption every 60 seconds [ 0.633216] audit: initializing netlink subsys (disabled) [ 0.633282] audit: type=2000 audit(1515014183.633:1): state=initialized audit_enabled=0 res=1 [ 0.633480] Initialise system trusted keyrings [ 0.633485] Key type blacklist registered [ 0.633535] workingset: timestamp_bits=36 max_order=22 bucket_order=0 [ 0.634077] zbud: loaded [ 0.634259] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 0.634378] fuse init (API version 7.26) [ 0.636679] Key type asymmetric registered [ 0.636680] Asymmetric key parser 'x509' registered [ 0.636694] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) [ 0.636735] io scheduler noop registered [ 0.636736] io scheduler deadline registered [ 0.636747] io scheduler cfq registered (default) [ 0.637181] efifb: probing for efifb [ 0.637187] efifb: framebuffer at 0xc0000000, using 3072k, total 3072k [ 0.637187] efifb: mode is 1024x768x32, linelength=4096, pages=1 [ 0.637187] efifb: scrolling: redraw [ 0.637188] efifb: Truecolor: size=8:8:8:8, shift=24:16:8:0 [ 0.637239] Console: switching to colour frame buffer device 128x48 [ 0.637245] fb0: EFI VGA frame buffer device [ 0.637248] intel_idle: MWAIT substates: 0x142120 [ 0.637248] intel_idle: v0.4.1 model 0x9E [ 0.637536] intel_idle: lapic_timer_reliable_states 0xffffffff [ 0.637604] input: Sleep Button as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0E:00/input/input0 [ 0.637612] ACPI: Sleep Button [SLPB] [ 0.637624] input: Power Button as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0C:00/input/input1 [ 0.637631] ACPI: Power Button [PWRB] [ 0.637644] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input2 [ 0.637694] ACPI: Power Button [PWRF] [ 0.696792] (NULL device *): hwmon_device_register() is deprecated. Please convert the driver to use hwmon_device_register_with_info(). [ 0.756156] thermal LNXTHERM:00: registered as thermal_zone0 [ 0.756157] ACPI: Thermal Zone [TZ00] (28 C) [ 0.756228] thermal LNXTHERM:01: registered as thermal_zone1 [ 0.756228] ACPI: Thermal Zone [TZ01] (30 C) [ 0.756247] GHES: HEST is not enabled! [ 0.756335] Serial: 8250/16550 driver, 32 ports, IRQ sharing enabled [ 0.777096] 00:04: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 0.797961] serial8250: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 0.800065] Linux agpgart interface v0.103 [ 0.801516] loop: module loaded [ 0.801582] libphy: Fixed MDIO Bus: probed [ 0.801582] tun: Universal TUN/TAP device driver, 1.6 [ 0.801627] PPP generic driver version 2.4.2 [ 0.801674] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 0.801675] ehci-pci: EHCI PCI platform driver [ 0.801678] ehci-platform: EHCI generic platform driver [ 0.801682] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 0.801682] ohci-pci: OHCI PCI platform driver [ 0.801687] ohci-platform: OHCI generic platform driver [ 0.801689] uhci_hcd: USB Universal Host Controller Interface driver [ 0.801762] xhci_hcd 0000:00:14.0: xHCI Host Controller [ 0.801765] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 1 [ 0.802829] xhci_hcd 0000:00:14.0: hcc params 0x200077c1 hci version 0x100 quirks 0x00009810 [ 0.802831] xhci_hcd 0000:00:14.0: cache line size of 64 is not supported [ 0.802880] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002 [ 0.802881] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 0.802881] usb usb1: Product: xHCI Host Controller [ 0.802882] usb usb1: Manufacturer: Linux 4.13.0-22-generic xhci-hcd [ 0.802882] usb usb1: SerialNumber: 0000:00:14.0 [ 0.802956] hub 1-0:1.0: USB hub found [ 0.802969] hub 1-0:1.0: 16 ports detected [ 0.803527] xhci_hcd 0000:00:14.0: xHCI Host Controller [ 0.803528] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 2 [ 0.803543] usb usb2: New USB device found, idVendor=1d6b, idProduct=0003 [ 0.803543] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 0.803544] usb usb2: Product: xHCI Host Controller [ 0.803544] usb usb2: Manufacturer: Linux 4.13.0-22-generic xhci-hcd [ 0.803545] usb usb2: SerialNumber: 0000:00:14.0 [ 0.803613] hub 2-0:1.0: USB hub found [ 0.803622] hub 2-0:1.0: 10 ports detected [ 0.803935] usb: port power management may be unreliable [ 0.804059] xhci_hcd 0000:03:00.0: xHCI Host Controller [ 0.804061] xhci_hcd 0000:03:00.0: new USB bus registered, assigned bus number 3 [ 0.858879] xhci_hcd 0000:03:00.0: hcc params 0x0200ef81 hci version 0x110 quirks 0x00000010 [ 0.858977] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002 [ 0.858977] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 0.858978] usb usb3: Product: xHCI Host Controller [ 0.858978] usb usb3: Manufacturer: Linux 4.13.0-22-generic xhci-hcd [ 0.858979] usb usb3: SerialNumber: 0000:03:00.0 [ 0.859076] hub 3-0:1.0: USB hub found [ 0.859079] hub 3-0:1.0: 2 ports detected [ 0.859114] xhci_hcd 0000:03:00.0: xHCI Host Controller [ 0.859115] xhci_hcd 0000:03:00.0: new USB bus registered, assigned bus number 4 [ 0.859117] xhci_hcd 0000:03:00.0: Host supports USB 3.1 Enhanced SuperSpeed [ 0.859137] usb usb4: We don't know the algorithms for LPM for this host, disabling LPM. [ 0.859144] usb usb4: New USB device found, idVendor=1d6b, idProduct=0003 [ 0.859144] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 0.859145] usb usb4: Product: xHCI Host Controller [ 0.859145] usb usb4: Manufacturer: Linux 4.13.0-22-generic xhci-hcd [ 0.859145] usb usb4: SerialNumber: 0000:03:00.0 [ 0.859238] hub 4-0:1.0: USB hub found [ 0.859242] hub 4-0:1.0: 2 ports detected [ 0.859288] i8042: PNP: PS/2 Controller [PNP0303:PS2K,PNP0f03:PS2M] at 0x60,0x64 irq 1,12 [ 0.862024] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 0.862026] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 0.862189] mousedev: PS/2 mouse device common for all mice [ 0.862504] rtc_cmos 00:07: RTC can wake from S4 [ 0.862880] rtc_cmos 00:07: rtc core: registered rtc_cmos as rtc0 [ 0.862958] rtc_cmos 00:07: alarms up to one month, y3k, 242 bytes nvram, hpet irqs [ 0.862960] i2c /dev entries driver [ 0.862978] device-mapper: uevent: version 1.0.3 [ 0.863056] device-mapper: ioctl: 4.37.0-ioctl (2017-09-20) initialised: