[ 21.234702] random: sshd: uninitialized urandom read (32 bytes read, 33 bits of entropy available) [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 25.672509] random: sshd: uninitialized urandom read (32 bytes read, 37 bits of entropy available) [ 25.943579] random: sshd: uninitialized urandom read (32 bytes read, 37 bits of entropy available) [ 26.782372] random: sshd: uninitialized urandom read (32 bytes read, 95 bits of entropy available) [ 37.724891] random: sshd: uninitialized urandom read (32 bytes read, 102 bits of entropy available) Warning: Permanently added '10.128.0.15' (ECDSA) to the list of known hosts. [ 43.095288] random: sshd: uninitialized urandom read (32 bytes read, 106 bits of entropy available) executing program [ 43.199834] ================================================================== [ 43.207243] BUG: KASAN: use-after-free in __lock_acquire+0x387e/0x4b50 [ 43.213891] Read of size 8 at addr ffff8800ba35d238 by task syzkaller794289/4061 [ 43.221391] [ 43.222994] CPU: 0 PID: 4061 Comm: syzkaller794289 Not tainted 4.4.114-gfe09418 #3 [ 43.230669] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.240004] 0000000000000000 27b565ad23a205b2 ffff8800ba3d7870 ffffffff81d02e6d [ 43.247988] ffffea0002e8d700 ffff8800ba35d238 0000000000000000 ffff8800ba35d238 [ 43.255970] 0000000000000000 ffff8800ba3d78a8 ffffffff814fd6f3 ffff8800ba35d238 [ 43.263944] Call Trace: [ 43.266508] [] dump_stack+0xc1/0x124 [ 43.271852] [] print_address_description+0x73/0x260 [ 43.278487] [] kasan_report+0x285/0x370 [ 43.284092] [] ? __lock_acquire+0x387e/0x4b50 [ 43.290211] [] __asan_report_load8_noabort+0x14/0x20 [ 43.296944] [] __lock_acquire+0x387e/0x4b50 [ 43.302889] [] ? __lock_acquire+0xb5f/0x4b50 [ 43.308924] [] ? debug_check_no_locks_freed+0x2c0/0x2c0 [ 43.315913] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 43.322720] [] ? debug_check_no_locks_freed+0x2c0/0x2c0 [ 43.329714] [] ? debug_check_no_locks_freed+0x2c0/0x2c0 [ 43.336696] [] lock_acquire+0x15e/0x460 [ 43.342289] [] ? remove_wait_queue+0x14/0x40 [ 43.348317] [] _raw_spin_lock_irqsave+0x4e/0x70 [ 43.354604] [] ? remove_wait_queue+0x14/0x40 [ 43.360630] [] remove_wait_queue+0x14/0x40 [ 43.366498] [] ep_unregister_pollwait.isra.6+0xa8/0x220 [ 43.373478] [] ? ep_unregister_pollwait.isra.6+0x114/0x220 [ 43.380720] [] ? ep_free+0x1c0/0x1c0 [ 43.386051] [] ep_free+0x93/0x1c0 [ 43.391133] [] ? ep_free+0x1c0/0x1c0 [ 43.396468] [] ep_eventpoll_release+0x44/0x60 [ 43.402581] [] __fput+0x233/0x6d0 [ 43.407655] [] ____fput+0x15/0x20 [ 43.412726] [] task_work_run+0x104/0x180 [ 43.418409] [] do_exit+0x82a/0x2a10 [ 43.423669] [] ? release_task+0x1240/0x1240 [ 43.429608] [] do_group_exit+0x108/0x320 [ 43.435287] [] SyS_exit_group+0x1d/0x20 [ 43.440877] [] ? do_group_exit+0x320/0x320 [ 43.446749] [] do_fast_syscall_32+0x314/0x890 [ 43.452866] [] sysenter_flags_fixed+0xd/0x17 [ 43.458900] [ 43.460508] Allocated by task 4061: [ 43.464104] [] save_stack_trace+0x26/0x50 [ 43.469991] [] save_stack+0x43/0xd0 [ 43.475354] [] kasan_kmalloc+0xad/0xe0 [ 43.480977] [] kmem_cache_alloc_trace+0x100/0x2b0 [ 43.487553] [] binder_get_thread+0x15d/0x750 [ 43.493700] [] binder_poll+0x4a/0x210 [ 43.499237] [] SyS_epoll_ctl+0x10b1/0x2040 [ 43.505205] [] do_fast_syscall_32+0x314/0x890 [ 43.511432] [] sysenter_flags_fixed+0xd/0x17 [ 43.517595] [ 43.519202] Freed by task 4061: [ 43.522458] [] save_stack_trace+0x26/0x50 [ 43.528342] [] save_stack+0x43/0xd0 [ 43.533703] [] kasan_slab_free+0x72/0xc0 [ 43.539494] [] kfree+0xfc/0x300 [ 43.544507] [] binder_thread_dec_tmpref+0x1c1/0x250 [ 43.551259] [] binder_thread_release+0x27d/0x540 [ 43.557749] [] binder_ioctl+0xb94/0x12e0 [ 43.563540] [] compat_SyS_ioctl+0x28a/0x2540 [ 43.569681] [] do_fast_syscall_32+0x314/0x890 [ 43.575907] [] sysenter_flags_fixed+0xd/0x17 [ 43.582046] [ 43.583644] The buggy address belongs to the object at ffff8800ba35d180 [ 43.583644] which belongs to the cache kmalloc-512 of size 512 [ 43.596266] The buggy address is located 184 bytes inside of [ 43.596266] 512-byte region [ffff8800ba35d180, ffff8800ba35d380) [ 43.608108] The buggy address belongs to the page: SeaBIOS (version 1.8.2-20171012_061934-google) Total RAM Size = 0x00000001e0000000 = 7680 MiB CPUs found: 2 Max CPUs supported: 256 found virtio-scsi at 0:3 virtio-scsi vendor='Google' product='PersistentDisk' rev='1' type=0 removable=0 virtio-scsi blksize=512 sectors=4194304 = 2048 MiB drive 0x000f2850: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304 Booting from Hard Disk 0... early console in decompress_kernel input_data: 0x00000000039ca26e input_len: 0x000000000142553a output: 0x0000000001000000 output_len: 0x0000000003ddaa40 run_size: 0x0000000005510000 Decompressing Linux... Parsing ELF... done. Booting the kernel. [ 0.000000] Initializing cgroup subsys cpuset [ 0.000000] Initializing cgroup subsys cpu [ 0.000000] Initializing cgroup subsys cpuacct [ 0.000000] Initializing cgroup subsys schedtune [ 0.000000] Linux version 4.4.114-gfe09418 (syzkaller@ci) (gcc version 7.1.1 20170620 (GCC) ) #3 SMP PREEMPT Wed Jan 31 14:52:21 UTC 2018 [ 0.000000] Command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native rodata=n ftrace_dump_on_oops=orig_cpu oops=panic panic_on_warn=1 nmi_watchdog=panic panic=86400 workqueue.watchdog_thresh=120 [ 0.000000] KERNEL supported cpus: [ 0.000000] Intel GenuineIntel [ 0.000000] AMD AuthenticAMD [ 0.000000] Centaur CentaurHauls [ 0.000000] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 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: Enabled xstate features 0x7, context size is 832 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 0x0000000000000000-0x000000000009fbff] usable [ 0.000000] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000bfff2fff] usable [ 0.000000] BIOS-e820: [mem 0x00000000bfff3000-0x00000000bfffffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000fffbc000-0x00000000ffffffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000021fffffff] usable [ 0.000000] bootconsole [earlyser0] enabled [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] SMBIOS 2.4 present. [ 0.000000] Hypervisor detected: KVM [ 0.000000] e820: last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.000000] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WC UC- WT [ 0.000000] e820: last_pfn = 0xbfff3 max_arch_pfn = 0x400000000 [ 0.000000] found SMP MP-table at [mem 0x000f28d0-0x000f28df] mapped at [ffff8800000f28d0] [ 0.000000] Scanning 1 areas for low memory corruption [ 0.000000] Using GB pages for direct mapping [ 0.000000] ACPI: Early table checksum verification disabled [ 0.000000] ACPI: RSDP 0x00000000000F2890 000014 (v00 Google) [ 0.000000] ACPI: RSDT 0x00000000BFFF3430 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.000000] ACPI: FACP 0x00000000BFFFCF60 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.000000] ACPI: DSDT 0x00000000BFFF3470 0017B2 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.000000] ACPI: FACS 0x00000000BFFFCF00 000040 [ 0.000000] ACPI: FACS 0x00000000BFFFCF00 000040 [ 0.000000] ACPI: SSDT 0x00000000BFFF65F0 00690D (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.000000] ACPI: APIC 0x00000000BFFF5D10 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.000000] ACPI: WAET 0x00000000BFFF5CE0 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.000000] ACPI: SRAT 0x00000000BFFF4C30 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.000000] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000000] kvm-clock: cpu 0, msr 2:1fffd001, primary cpu clock [ 0.000000] kvm-clock: using sched offset of 1506436657 cycles [ 0.000000] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.000000] Zone ranges: [ 0.000000] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.000000] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.000000] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.000000] Movable zone start for each node [ 0.000000] Early memory node ranges [ 0.000000] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.000000] node 0: [mem 0x0000000000100000-0x00000000bfff2fff] [ 0.000000] node 0: [mem 0x0000000100000000-0x000000021fffffff] [ 0.000000] Initmem setup node 0 [mem 0x0000000000001000-0x000000021fffffff] [ 0.000000] kasan: KernelAddressSanitizer initialized [ 0.000000] ACPI: PM-Timer IO Port: 0xb008 [ 0.000000] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.000000] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.000000] Using ACPI (MADT) for SMP configuration information [ 0.000000] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.000000] PM: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.000000] PM: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.000000] PM: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.000000] PM: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.000000] PM: Registered nosave memory: [mem 0xbfff3000-0xbfffffff] [ 0.000000] PM: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.000000] PM: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.000000] e820: [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.000000] Booting paravirtualized kernel on KVM [ 0.000000] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.000000] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:1 [ 0.000000] PERCPU: Embedded 42 pages/cpu @ffff8801db200000 s134024 r8192 d29816 u1048576 [ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 1935227 [ 0.000000] Kernel command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native rodata=n ftrace_dump_on_oops=orig_cpu oops=panic panic_on_warn=1 nmi_watchdog=panic panic=86400 workqueue.watchdog_thresh=120 [ 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: 6581404K/7863876K available (40420K kernel code, 6135K rwdata, 8816K rodata, 1852K init, 23616K bss, 1282472K reserved, 0K cma-reserved) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 [ 0.000000] Kernel/User page tables isolation: enabled [ 0.000000] Running RCU self tests [ 0.000000] Preemptible hierarchical RCU implementation. [ 0.000000] RCU lockdep checking is enabled. [ 0.000000] Build-time adjustment of leaf fanout to 64. [ 0.000000] RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 0.000000] RCU: Adjusting geometry for rcu_fanout_leaf=64, nr_cpu_ids=2 [ 0.000000] NR_IRQS:4352 nr_irqs:440 16 [ 0.000000] console [ttyS0] enabled [ 0.000000] console [ttyS0] enabled [ 0.000000] bootconsole [earlyser0] disabled [ 0.000000] bootconsole [earlyser0] disabled [ 0.000000] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.000000] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.000000] ... MAX_LOCK_DEPTH: 48 [ 0.000000] ... MAX_LOCKDEP_KEYS: 8191 [ 0.000000] ... CLASSHASH_SIZE: 4096 [ 0.000000] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.000000] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.000000] ... CHAINHASH_SIZE: 32768 [ 0.000000] memory used by lock dependency info: 8159 kB [ 0.000000] per task-struct memory footprint: 1920 bytes [ 0.000000] tsc: Detected 2300.000 MHz processor [ 1.173319] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.174470] pid_max: default: 32768 minimum: 301 [ 1.175182] ACPI: Core revision 20150930 [ 1.585567] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 1.587415] Security Framework initialized [ 1.588006] SELinux: Initializing. [ 1.588657] AppArmor: AppArmor disabled by boot time parameter [ 1.589554] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.590480] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.594209] Initializing cgroup subsys io [ 1.594802] Initializing cgroup subsys freezer [ 1.595468] Initializing cgroup subsys hugetlb [ 1.596130] Initializing cgroup subsys debug [ 1.596907] CPU: Physical Processor ID: 0 [ 1.598675] mce: CPU supports 32 MCE banks [ 1.599413] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.600270] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.601297] Spectre V2 mitigation: Vulnerable: Minimal generic ASM retpoline [ 1.604669] Freeing SMP alternatives memory: 44K [ 1.613605] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.732668] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.734101] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.822933] x86: Booting SMP configuration: [ 1.823597] .... node #0, CPUs: #1 [ 1.824386] kvm-clock: cpu 1, msr 2:1fffd041, secondary cpu clock [ 1.828856] x86: Booted up 1 node, 2 CPUs [ 1.829513] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.834131] devtmpfs: initialized [ 1.843463] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.843541] kworker/u4:0 (20) used greatest stack depth: 28008 bytes left [ 1.845761] futex hash table entries: 512 (order: 4, 65536 bytes) [ 1.847397] xor: automatically using best checksumming function: [ 1.942683] avx : 21098.000 MB/sec [ 1.943727] RTC time: 8:16:31, date: 02/01/18 [ 1.946040] NET: Registered protocol family 16 [ 1.947164] schedtune: init normalization constants... [ 1.947868] schedtune: no energy model data [ 1.948448] schedtune: disabled! [ 1.972818] cpuidle: using governor ladder [ 2.002724] cpuidle: using governor menu [ 2.004071] ACPI: bus type PCI registered [ 2.004632] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 [ 2.007016] PCI: Using configuration type 1 for base access [ 2.012099] kworker/u4:0 (45) used greatest stack depth: 27688 bytes left [ 2.014712] kworker/u4:0 (43) used greatest stack depth: 27512 bytes left [ 2.362688] raid6: sse2x1 gen() 4747 MB/s [ 2.532616] raid6: sse2x1 xor() 2533 MB/s [ 2.702587] raid6: sse2x2 gen() 7046 MB/s [ 2.872582] raid6: sse2x2 xor() 4087 MB/s [ 3.042556] raid6: sse2x4 gen() 8614 MB/s [ 3.212536] raid6: sse2x4 xor() 5304 MB/s [ 3.382529] raid6: avx2x1 gen() 9443 MB/s [ 3.552508] raid6: avx2x2 gen() 14651 MB/s [ 3.722484] raid6: avx2x4 gen() 19329 MB/s [ 3.723162] raid6: using algorithm avx2x4 gen() 19329 MB/s [ 3.723939] raid6: using avx2x2 recovery algorithm [ 3.725136] ACPI: Added _OSI(Module Device) [ 3.725738] ACPI: Added _OSI(Processor Device) [ 3.726350] ACPI: Added _OSI(3.0 _SCP Extensions) [ 3.726996] ACPI: Added _OSI(Processor Aggregator Device) [ 3.752589] ACPI: Executed 2 blocks of module-level executable AML code [ 4.596720] ACPI: Interpreter enabled [ 4.597661] ACPI: (supports S0 S3 S4 S5) [ 4.598208] ACPI: Using IOAPIC for interrupt routing [ 4.599355] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 5.738156] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 5.739207] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI] [ 5.740500] acpi PNP0A03:00: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 5.741514] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 5.767241] PCI host bridge to bus 0000:00 [ 5.767906] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 5.769080] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 5.770012] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 5.771049] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 5.772072] pci_bus 0000:00: root bus resource [bus 00-ff] [ 5.807988] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 5.886101] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 5.891962] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 5.897507] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 5.903074] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 5.906485] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 6.446512] ACPI: Enabled 16 GPEs in block 00 to 0F [ 6.450702] vgaarb: loaded [ 6.453884] SCSI subsystem initialized [ 6.470270] ACPI: bus type USB registered [ 6.472416] usbcore: registered new interface driver usbfs [ 6.473791] usbcore: registered new interface driver hub [ 6.474950] usbcore: registered new device driver usb [ 6.477067] pps_core: LinuxPPS API ver. 1 registered [ 6.478591] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 6.479937] PTP clock support registered [ 6.481808] ioremap error for 0xbfffd000-0xc0000000, requested 0x2, got 0x0 [ 6.483086] dmi: Firmware registration failed. [ 6.484493] Advanced Linux Sound Architecture Driver Initialized. [ 6.486084] PCI: Using ACPI for IRQ routing [ 6.494586] NetLabel: Initializing [ 6.495093] NetLabel: domain hash size = 128 [ 6.495707] NetLabel: protocols = UNLABELED CIPSOv4 [ 6.496664] NetLabel: unlabeled traffic allowed by default [ 6.499111] amd_nb: Cannot enumerate AMD northbridges [ 6.499921] clocksource: Switched to clocksource kvm-clock [ 6.656082] pnp: PnP ACPI init [ 6.678177] pnp: PnP ACPI: found 7 devices [ 6.691340] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 6.693017] NET: Registered protocol family 2 [ 6.695473] TCP established hash table entries: 65536 (order: 7, 524288 bytes) [ 6.696930] TCP bind hash table entries: 65536 (order: 10, 4194304 bytes) [ 6.704177] TCP: Hash tables configured (established 65536 bind 65536) [ 6.705437] UDP hash table entries: 4096 (order: 7, 655360 bytes) [ 6.707624] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes) [ 6.710494] NET: Registered protocol family 1 [ 6.711392] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 6.713094] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 6.713982] software IO TLB [mem 0xbbff3000-0xbfff3000] (64MB) mapped at [ffff8800bbff3000-ffff8800bfff2fff] [ 6.715903] RAPL PMU detected, API unit is 2^-32 Joules, 3 fixed counters 10737418240 ms ovfl timer [ 6.717104] hw unit of domain pp0-core 2^-0 Joules [ 6.717808] hw unit of domain package 2^-0 Joules [ 6.718499] hw unit of domain dram 2^-16 Joules [ 6.724161] Scanning for low memory corruption every 60 seconds [ 6.733365] audit: initializing netlink subsys (disabled) [ 6.734435] audit: type=2000 audit(1517472996.168:1): initialized [ 6.741654] HugeTLB registered 2 MB page size, pre-allocated 0 pages [ 6.870449] VFS: Disk quotas dquot_6.6.0 [ 6.872900] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 6.895138] fuse init (API version 7.23) [ 6.898422] 9p: Installing v9fs 9p2000 file system support [ 6.913749] async_tx: api initialized (async) [ 6.915500] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 249) [ 6.916720] io scheduler noop registered [ 6.917278] io scheduler deadline registered [ 6.919678] io scheduler cfq registered (default) [ 6.932257] pci_hotplug: PCI Hot Plug PCI Core version: 0.5 [ 6.936562] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 6.937755] ACPI: Power Button [PWRF] [ 6.939419] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 6.941307] ACPI: Sleep Button [SLPF] [ 6.966615] ACPI: PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 6.967525] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 6.988528] ACPI: PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 6.989426] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 6.995918] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 7.019016] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 7.044875] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 7.069881] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 7.095095] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 7.103101] Non-volatile memory driver v1.3 [ 7.105154] Linux agpgart interface v0.103 [ 7.108526] [drm] Initialized drm 1.1.0 20060810 [ 7.206641] brd: module loaded [ 7.245057] loop: module loaded [ 7.288670] nbd: registered device at major 43 [ 7.432376] drbd: initialized. Version: 8.4.5 (api:1/proto:86-101) [ 7.433232] drbd: built-in [ 7.433859] drbd: registered as block device major 147 [ 7.460366] scsi host0: Virtio SCSI HBA [ 7.507607] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 7.710183] tsc: Refined TSC clocksource calibration: 2299.840 MHz [ 7.711503] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x21269e11399, max_idle_ns: 440795249834 ns