[ 16.365746] random: sshd: uninitialized urandom read (32 bytes read, 32 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: [ 21.430578] random: sshd: uninitialized urandom read (32 bytes read, 37 bits of entropy available) [ 21.828714] random: sshd: uninitialized urandom read (32 bytes read, 37 bits of entropy available) [ 22.759477] random: sshd: uninitialized urandom read (32 bytes read, 112 bits of entropy available) [ 24.443127] random: sshd: uninitialized urandom read (32 bytes read, 120 bits of entropy available) Warning: Permanently added '10.128.0.50' (ECDSA) to the list of known hosts. [ 29.858455] random: sshd: uninitialized urandom read (32 bytes read, 128 bits of entropy available) executing program [ 29.956634] ================================================================== [ 29.964042] BUG: KASAN: use-after-free in __lock_acquire+0x387e/0x4b50 [ 29.970686] Read of size 8 at addr ffff8801d0ac7c38 by task syzkaller017302/3316 [ 29.978196] [ 29.979796] CPU: 0 PID: 3316 Comm: syzkaller017302 Not tainted 4.4.112-gd96d95d #31 [ 29.987566] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 29.996895] 0000000000000000 b2970f9d28fd41e9 ffff8800b435f8d0 ffffffff81d054ed [ 30.004883] ffffea000742b180 ffff8801d0ac7c38 0000000000000000 ffff8801d0ac7c38 [ 30.012849] 0000000000000000 ffff8800b435f908 ffffffff814fd953 ffff8801d0ac7c38 [ 30.020825] Call Trace: [ 30.023388] [] dump_stack+0xc1/0x124 [ 30.028726] [] print_address_description+0x73/0x260 [ 30.035361] [] kasan_report+0x285/0x370 [ 30.040965] [] ? __lock_acquire+0x387e/0x4b50 [ 30.047091] [] __asan_report_load8_noabort+0x14/0x20 [ 30.053823] [] __lock_acquire+0x387e/0x4b50 [ 30.059761] [] ? __lock_acquire+0xb5f/0x4b50 [ 30.065797] [] ? debug_check_no_locks_freed+0x2c0/0x2c0 [ 30.072778] [] ? debug_check_no_locks_freed+0x2c0/0x2c0 [ 30.079759] [] ? mark_held_locks+0xaf/0x100 [ 30.085698] [] lock_acquire+0x15e/0x460 [ 30.091292] [] ? remove_wait_queue+0x14/0x40 [ 30.097333] [] _raw_spin_lock_irqsave+0x4e/0x70 [ 30.103624] [] ? remove_wait_queue+0x14/0x40 [ 30.109650] [] remove_wait_queue+0x14/0x40 [ 30.115506] [] ep_unregister_pollwait.isra.6+0xa8/0x220 [ 30.122488] [] ? ep_unregister_pollwait.isra.6+0x114/0x220 [ 30.129740] [] ? ep_free+0x1c0/0x1c0 [ 30.135085] [] ep_free+0x93/0x1c0 [ 30.140156] [] ? ep_free+0x1c0/0x1c0 [ 30.145489] [] ep_eventpoll_release+0x44/0x60 [ 30.151615] [] __fput+0x233/0x6d0 [ 30.156688] [] ____fput+0x15/0x20 [ 30.161763] [] task_work_run+0x104/0x180 [ 30.167445] [] do_exit+0x871/0x2a20 [ 30.172689] [] ? release_task+0x1240/0x1240 [ 30.178630] [] ? SyS_epoll_create+0x190/0x190 [ 30.184746] [] do_group_exit+0x108/0x320 [ 30.190429] [] ? lockdep_sys_exit_thunk+0x12/0x14 [ 30.196895] [] SyS_exit_group+0x1d/0x20 [ 30.202502] [] entry_SYSCALL_64_fastpath+0x16/0x92 [ 30.209057] [ 30.210655] Allocated by task 3316: [ 30.214247] [] save_stack_trace+0x26/0x50 [ 30.220140] [] save_stack+0x43/0xd0 [ 30.225506] [] kasan_kmalloc+0xad/0xe0 [ 30.231128] [] kmem_cache_alloc_trace+0x100/0x2b0 [ 30.237710] [] binder_get_thread+0x181/0x7a0 [ 30.243852] [] binder_poll+0x4a/0x210 [ 30.249397] [] SyS_epoll_ctl+0x10b1/0x2050 [ 30.255371] [] entry_SYSCALL_64_fastpath+0x16/0x92 [ 30.262034] [ 30.263633] Freed by task 3316: [ 30.266876] [] save_stack_trace+0x26/0x50 [ 30.272769] [] save_stack+0x43/0xd0 [ 30.278133] [] kasan_slab_free+0x72/0xc0 [ 30.283927] [] kfree+0xfc/0x300 [ 30.288939] [] binder_thread_dec_tmpref+0x1c1/0x250 [ 30.295707] [] binder_thread_release+0x27d/0x540 [ 30.302209] [] binder_ioctl+0xb94/0x12e0 [ 30.308006] [] do_vfs_ioctl+0x7aa/0xee0 [ 30.313715] [] SyS_ioctl+0x8f/0xc0 [ 30.318992] [] entry_SYSCALL_64_fastpath+0x16/0x92 [ 30.325668] [ 30.327275] The buggy address belongs to the object at ffff8801d0ac7b80 [ 30.327275] which belongs to the cache kmalloc-512 of size 512 [ 30.339901] The buggy address is located 184 bytes inside of [ 30.339901] 512-byte region [ffff8801d0ac7b80, ffff8801d0ac7d80) [ 30.351742] The buggy address belongs to the page: SeaBIOS (version 1.8.2-20171130_102032-google) Total RAM Size = 0x00000001e0000000 = 7680 MiB CPUs found: 2 Max CPUs supported: 2 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 0x000f3050: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304 Booting from Hard Disk 0... early console in decompress_kernel input_data: 0x00000000039c626e input_len: 0x0000000001426b84 output: 0x0000000001000000 output_len: 0x0000000003dd8a40 run_size: 0x000000000550e000 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 4.4.112-gd96d95d (syzkaller@ci) (gcc version 7.1.1 20170620 (GCC) ) #31 SMP PREEMPT Fri Jan 19 21:21:51 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 0x0000000000100000-0x00000000bfffcfff] usable [ 0.000000] BIOS-e820: [mem 0x00000000bfffd000-0x00000000bfffffff] 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 = 0xbfffd max_arch_pfn = 0x400000000 [ 0.000000] found SMP MP-table at [mem 0x000f32c0-0x000f32cf] mapped at [ffff8800000f32c0] [ 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 0x00000000000F3090 000014 (v00 Google) [ 0.000000] ACPI: RSDT 0x00000000BFFFDC70 000034 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.000000] ACPI: FACP 0x00000000BFFFFF00 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.000000] ACPI: DSDT 0x00000000BFFFDCB0 0017B2 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.000000] ACPI: FACS 0x00000000BFFFFEC0 000040 [ 0.000000] ACPI: FACS 0x00000000BFFFFEC0 000040 [ 0.000000] ACPI: SSDT 0x00000000BFFFF590 000930 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.000000] ACPI: APIC 0x00000000BFFFF4A0 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.000000] ACPI: WAET 0x00000000BFFFF470 000028 (v01 Google GOOGWAET 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 2096429879 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 0x0000000000100000-0x00000000bfffcfff] [ 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 0xbfffd000-0xbfffffff] [ 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: 1935237 [ 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: 6581452K/7863916K available (40431K kernel code, 6131K rwdata, 8808K rodata, 1848K init, 23616K bss, 1282464K 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 [ 1.234298] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.235518] pid_max: default: 32768 minimum: 301 [ 1.236282] ACPI: Core revision 20150930 [ 1.305706] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 1.307152] Security Framework initialized [ 1.307743] SELinux: Initializing. [ 1.308432] AppArmor: AppArmor disabled by boot time parameter [ 1.309498] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.310452] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.314120] Initializing cgroup subsys io [ 1.314724] Initializing cgroup subsys freezer [ 1.315425] Initializing cgroup subsys hugetlb [ 1.316066] Initializing cgroup subsys debug [ 1.316873] CPU: Physical Processor ID: 0 [ 1.318731] mce: CPU supports 32 MCE banks [ 1.319502] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.320347] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.323560] Freeing SMP alternatives memory: 44K [ 1.332902] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.453457] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.455125] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.543745] x86: Booting SMP configuration: [ 1.544518] .... node #0, CPUs: #1 [ 1.545476] kvm-clock: cpu 1, msr 2:1fffd041, secondary cpu clock [ 1.550221] x86: Booted up 1 node, 2 CPUs [ 1.550844] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.555697] devtmpfs: initialized [ 1.565154] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.566605] futex hash table entries: 512 (order: 4, 65536 bytes) [ 1.568387] xor: automatically using best checksumming function: [ 1.581292] kworker/u4:0 (21) used greatest stack depth: 27224 bytes left [ 1.663468] avx : 21628.400 MB/sec [ 1.664692] RTC time: 8:00:00, date: 01/20/18 [ 1.667052] NET: Registered protocol family 16 [ 1.668183] schedtune: init normalization constants... [ 1.668904] schedtune: no energy model data [ 1.669613] schedtune: disabled! [ 1.703749] cpuidle: using governor ladder [ 1.733522] cpuidle: using governor menu [ 1.734850] ACPI: bus type PCI registered [ 1.735451] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 [ 1.738311] PCI: Using configuration type 1 for base access [ 1.884132] kworker/u4:1 (327) used greatest stack depth: 26984 bytes left [ 2.163478] raid6: sse2x1 gen() 4583 MB/s [ 2.333455] raid6: sse2x1 xor() 2641 MB/s [ 2.503456] raid6: sse2x2 gen() 7180 MB/s [ 2.673463] raid6: sse2x2 xor() 3988 MB/s [ 2.843459] raid6: sse2x4 gen() 9635 MB/s [ 3.013459] raid6: sse2x4 xor() 5458 MB/s [ 3.183436] raid6: avx2x1 gen() 9350 MB/s [ 3.353459] raid6: avx2x2 gen() 13625 MB/s [ 3.523454] raid6: avx2x4 gen() 17498 MB/s [ 3.524140] raid6: using algorithm avx2x4 gen() 17498 MB/s [ 3.524972] raid6: using avx2x2 recovery algorithm [ 3.526324] ACPI: Added _OSI(Module Device) [ 3.526996] ACPI: Added _OSI(Processor Device) [ 3.527625] ACPI: Added _OSI(3.0 _SCP Extensions) [ 3.528298] ACPI: Added _OSI(Processor Aggregator Device) [ 3.539281] ACPI: Executed 2 blocks of module-level executable AML code [ 3.618556] ACPI: Interpreter enabled [ 3.619515] ACPI: (supports S0 S3 S4 S5) [ 3.620114] ACPI: Using IOAPIC for interrupt routing [ 3.621341] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 3.832503] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 3.833596] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI] [ 3.834926] acpi PNP0A03:00: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 3.835950] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 3.862196] PCI host bridge to bus 0000:00 [ 3.862901] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 3.863995] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 3.864987] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 3.866024] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 3.867063] pci_bus 0000:00: root bus resource [bus 00-ff] [ 3.904948] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 3.989919] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 3.996125] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 4.002280] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 4.008466] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 4.012322] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 4.025965] ACPI: Enabled 16 GPEs in block 00 to 0F [ 4.029424] vgaarb: loaded [ 4.032563] SCSI subsystem initialized [ 4.045306] ACPI: bus type USB registered [ 4.047430] usbcore: registered new interface driver usbfs [ 4.049054] usbcore: registered new interface driver hub [ 4.050196] usbcore: registered new device driver usb [ 4.052303] pps_core: LinuxPPS API ver. 1 registered [ 4.053796] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 4.055192] PTP clock support registered [ 4.058181] Advanced Linux Sound Architecture Driver Initialized. [ 4.059848] PCI: Using ACPI for IRQ routing [ 4.067879] NetLabel: Initializing [ 4.068444] NetLabel: domain hash size = 128 [ 4.069109] NetLabel: protocols = UNLABELED CIPSOv4 [ 4.070167] NetLabel: unlabeled traffic allowed by default [ 4.072653] amd_nb: Cannot enumerate AMD northbridges [ 4.074413] clocksource: Switched to clocksource kvm-clock [ 4.236125] pnp: PnP ACPI init [ 4.259256] pnp: PnP ACPI: found 7 devices [ 4.272102] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 4.273715] NET: Registered protocol family 2 [ 4.276529] TCP established hash table entries: 65536 (order: 7, 524288 bytes) [ 4.278908] TCP bind hash table entries: 65536 (order: 10, 4194304 bytes) [ 4.286285] TCP: Hash tables configured (established 65536 bind 65536) [ 4.287526] UDP hash table entries: 4096 (order: 7, 655360 bytes) [ 4.289159] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes) [ 4.292853] NET: Registered protocol family 1 [ 4.293603] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 4.295977] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 4.296920] software IO TLB [mem 0xbbffd000-0xbfffd000] (64MB) mapped at [ffff8800bbffd000-ffff8800bfffcfff] [ 4.298919] RAPL PMU detected, API unit is 2^-32 Joules, 3 fixed counters 10737418240 ms ovfl timer [ 4.300255] hw unit of domain pp0-core 2^-0 Joules [ 4.300948] hw unit of domain package 2^-0 Joules [ 4.301605] hw unit of domain dram 2^-16 Joules [ 4.307289] Scanning for low memory corruption every 60 seconds [ 4.315290] audit: initializing netlink subsys (disabled) [ 4.316537] audit: type=2000 audit(1516435203.361:1): initialized [ 4.323504] HugeTLB registered 2 MB page size, pre-allocated 0 pages [ 4.452489] VFS: Disk quotas dquot_6.6.0 [ 4.454166] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 4.477130] fuse init (API version 7.23) [ 4.480666] 9p: Installing v9fs 9p2000 file system support [ 4.493550] async_tx: api initialized (async) [ 4.495861] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 249) [ 4.497010] io scheduler noop registered [ 4.497655] io scheduler deadline registered [ 4.500136] io scheduler cfq registered (default) [ 4.508212] pci_hotplug: PCI Hot Plug PCI Core version: 0.5 [ 4.511443] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 4.512649] ACPI: Power Button [PWRF] [ 4.515506] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 4.516803] ACPI: Sleep Button [SLPF] [ 4.541490] ACPI: PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 4.542589] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 4.564713] ACPI: PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 4.565652] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 4.572476] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 4.596126] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 4.622053] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 4.647883] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 4.673441] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 4.681633] Non-volatile memory driver v1.3 [ 4.683856] Linux agpgart interface v0.103 [ 4.686864] [drm] Initialized drm 1.1.0 20060810 [ 4.784968] brd: module loaded [ 4.851538] loop: module loaded [ 4.895115] nbd: registered device at major 43 [ 5.031338] drbd: initialized. Version: 8.4.5 (api:1/proto:86-101) [ 5.032716] drbd: built-in [ 5.033294] drbd: registered as block device major 147 [ 5.060677] scsi host0: Virtio SCSI HBA [ 5.109644] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 5.294765] tsc: Refined TSC clocksource calibration: 2299.939 MHz [ 5.296386] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x2126fbb5bbd, max_idle_ns: 440795306111 ns [ 5.759000] st: Version 20101219, fixed bufsize 32768, s/g segs 256 [ 5.761066] osst :I: Tape driver with OnStream support version 0.99.4 [ 5.761066] osst :I: $Id: osst.c,v 1.73 2005/01/01 21:13:34 wriede Exp $ [ 5.768703] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 5.769955] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 5.770244] SCSI Media Changer driver v0.25 [ 5.772853] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 5.772862] tun: Universal TUN/TAP device driver, 1.6 [ 5.772865] tun: (C) 1999-2004 Max Krasnyansky [ 5.791758] sd 0:0:1:0: [sda] Write Protect is off [ 5.797851] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA