[ 15.402409] 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: [ 19.430787] random: sshd: uninitialized urandom read (32 bytes read, 37 bits of entropy available) [ 19.636769] random: sshd: uninitialized urandom read (32 bytes read, 37 bits of entropy available) [ 20.575909] random: sshd: uninitialized urandom read (32 bytes read, 113 bits of entropy available) [ 20.753417] random: sshd: uninitialized urandom read (32 bytes read, 119 bits of entropy available) Warning: Permanently added '10.128.15.235' (ECDSA) to the list of known hosts. [ 26.129503] random: sshd: uninitialized urandom read (32 bytes read, 125 bits of entropy available) executing program [ 26.234599] IPVS: Creating netns size=2552 id=1 [ 26.315102] ================================================================== [ 26.322484] BUG: KASAN: use-after-free in l2tp_session_queue_purge+0xe8/0x100 [ 26.329728] Read of size 4 at addr ffff8801d1054a00 by task syzkaller561338/3317 [ 26.337230] [ 26.338829] CPU: 0 PID: 3317 Comm: syzkaller561338 Not tainted 4.4.112-g3fc4284 #32 [ 26.346852] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 26.356182] 0000000000000000 e83449010f4f16b1 ffff8801d1127cc8 ffffffff81d054ed [ 26.364153] ffffea0007441500 ffff8801d1054a00 0000000000000000 ffff8801d1054a00 [ 26.372141] ffffffff82dea4d0 ffff8801d1127d00 ffffffff814fd953 ffff8801d1054a00 [ 26.380127] Call Trace: [ 26.382689] [] dump_stack+0xc1/0x124 [ 26.388022] [] ? sock_release+0x1e0/0x1e0 [ 26.393789] [] print_address_description+0x73/0x260 [ 26.400424] [] ? sock_release+0x1e0/0x1e0 [ 26.406191] [] kasan_report+0x285/0x370 [ 26.412057] [] ? l2tp_session_queue_purge+0xe8/0x100 [ 26.418781] [] __asan_report_load4_noabort+0x14/0x20 [ 26.425510] [] l2tp_session_queue_purge+0xe8/0x100 [ 26.432406] [] ? sock_release+0x1e0/0x1e0 [ 26.438176] [] pppol2tp_release+0x1ff/0x310 [ 26.444118] [] sock_release+0x8d/0x1e0 [ 26.449633] [] sock_close+0x16/0x20 [ 26.454892] [] __fput+0x233/0x6d0 [ 26.459968] [] ____fput+0x15/0x20 [ 26.465050] [] task_work_run+0x104/0x180 [ 26.470731] [] exit_to_usermode_loop+0x145/0x170 [ 26.477108] [] syscall_return_slowpath+0x1b5/0x1f0 [ 26.483659] [] int_ret_from_sys_call+0x25/0xa3 [ 26.490203] [ 26.491799] Allocated by task 3315: [ 26.495390] [] save_stack_trace+0x26/0x50 [ 26.501291] [] save_stack+0x43/0xd0 [ 26.506665] [] kasan_kmalloc+0xad/0xe0 [ 26.512822] [] __kmalloc+0x124/0x320 [ 26.518533] [] l2tp_session_create+0x39/0x10f0 [ 26.524852] [] pppol2tp_connect+0x10fc/0x1930 [ 26.531097] [] SYSC_connect+0x1b6/0x310 [ 26.536806] [] SyS_connect+0x24/0x30 [ 26.542257] [] entry_SYSCALL_64_fastpath+0x16/0x92 [ 26.549535] [ 26.551138] Freed by task 3315: [ 26.554382] [] save_stack_trace+0x26/0x50 [ 26.560272] [] save_stack+0x43/0xd0 [ 26.565641] [] kasan_slab_free+0x72/0xc0 [ 26.571443] [] kfree+0xfc/0x300 [ 26.576742] [] l2tp_session_free+0x170/0x200 [ 26.582899] [] l2tp_tunnel_closeall+0x2d1/0x3b0 [ 26.589313] [] l2tp_udp_encap_destroy+0x8b/0xf0 [ 26.595732] [] udpv6_destroy_sock+0xb1/0xd0 [ 26.602845] [] sk_common_release+0x6b/0x300 [ 26.608908] [] udp_lib_close+0x15/0x20 [ 26.616244] [] inet_release+0xfa/0x1d0 [ 26.622232] [] inet6_release+0x50/0x70 [ 26.627883] [] sock_release+0x8d/0x1e0 [ 26.633506] [] sock_close+0x16/0x20 [ 26.639651] [] __fput+0x233/0x6d0 [ 26.644841] [] ____fput+0x15/0x20 [ 26.650026] [] task_work_run+0x104/0x180 [ 26.655823] [] exit_to_usermode_loop+0x145/0x170 [ 26.662574] [] syscall_return_slowpath+0x1b5/0x1f0 [ 26.669238] [] int_ret_from_sys_call+0x25/0xa3 [ 26.675817] [ 26.677415] The buggy address belongs to the object at ffff8801d1054a00 [ 26.677415] which belongs to the cache kmalloc-512 of size 512 [ 26.690048] The buggy address is located 0 bytes inside of [ 26.690048] 512-byte region [ffff8801d1054a00, ffff8801d1054c00) [ 26.701720] 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: 0x0000000001426b71 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-g3fc4284 (syzkaller@ci) (gcc version 7.1.1 20170620 (GCC) ) #32 SMP PREEMPT Sat Jan 20 10:36:04 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 2127523603 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 [ 1.316687] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.317875] pid_max: default: 32768 minimum: 301 [ 1.318586] ACPI: Core revision 20150930 [ 1.388754] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 1.390035] Security Framework initialized [ 1.390622] SELinux: Initializing. [ 1.391274] AppArmor: AppArmor disabled by boot time parameter [ 1.392203] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.393210] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.396904] Initializing cgroup subsys io [ 1.397516] Initializing cgroup subsys freezer [ 1.398187] Initializing cgroup subsys hugetlb [ 1.398828] Initializing cgroup subsys debug [ 1.399612] CPU: Physical Processor ID: 0 [ 1.401554] mce: CPU supports 32 MCE banks [ 1.402342] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.403198] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.406429] Freeing SMP alternatives memory: 44K [ 1.415605] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.535903] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.537456] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.626195] x86: Booting SMP configuration: [ 1.626963] .... node #0, CPUs: #1 [ 1.627857] kvm-clock: cpu 1, msr 2:1fffd041, secondary cpu clock [ 1.633180] x86: Booted up 1 node, 2 CPUs [ 1.633759] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.638683] devtmpfs: initialized [ 1.648275] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.649688] futex hash table entries: 512 (order: 4, 65536 bytes) [ 1.651362] xor: automatically using best checksumming function: [ 1.664385] kworker/u4:0 (21) used greatest stack depth: 27864 bytes left [ 1.745929] avx : 21666.400 MB/sec [ 1.747142] RTC time: 22:55:57, date: 01/20/18 [ 1.749446] NET: Registered protocol family 16 [ 1.750550] schedtune: init normalization constants... [ 1.751264] schedtune: no energy model data [ 1.751926] schedtune: disabled! [ 1.786203] cpuidle: using governor ladder [ 1.815984] cpuidle: using governor menu [ 1.817278] ACPI: bus type PCI registered [ 1.817868] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 [ 1.820668] PCI: Using configuration type 1 for base access [ 1.828094] kworker/u4:1 (48) used greatest stack depth: 27224 bytes left [ 2.275920] raid6: sse2x1 gen() 4742 MB/s [ 2.445917] raid6: sse2x1 xor() 2637 MB/s [ 2.615912] raid6: sse2x2 gen() 7544 MB/s [ 2.785906] raid6: sse2x2 xor() 4334 MB/s [ 2.955908] raid6: sse2x4 gen() 9574 MB/s [ 3.125906] raid6: sse2x4 xor() 5253 MB/s [ 3.295924] raid6: avx2x1 gen() 9107 MB/s [ 3.465910] raid6: avx2x2 gen() 13850 MB/s [ 3.635901] raid6: avx2x4 gen() 18066 MB/s [ 3.636611] raid6: using algorithm avx2x4 gen() 18066 MB/s [ 3.637374] raid6: using avx2x2 recovery algorithm [ 3.638663] ACPI: Added _OSI(Module Device) [ 3.639247] ACPI: Added _OSI(Processor Device) [ 3.639884] ACPI: Added _OSI(3.0 _SCP Extensions) [ 3.640528] ACPI: Added _OSI(Processor Aggregator Device) [ 3.651096] ACPI: Executed 2 blocks of module-level executable AML code [ 3.727018] ACPI: Interpreter enabled [ 3.728005] ACPI: (supports S0 S3 S4 S5) [ 3.728552] ACPI: Using IOAPIC for interrupt routing [ 3.729616] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 3.926090] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 3.927140] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI] [ 3.928638] acpi PNP0A03:00: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 3.929682] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 3.956039] PCI host bridge to bus 0000:00 [ 3.956780] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 3.957865] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 3.958834] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 3.959946] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 3.960989] pci_bus 0000:00: root bus resource [bus 00-ff] [ 4.001561] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 4.086190] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 4.092573] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 4.098641] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 4.104480] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 4.108085] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 4.121273] ACPI: Enabled 16 GPEs in block 00 to 0F [ 4.124814] vgaarb: loaded [ 4.128010] SCSI subsystem initialized [ 4.137698] ACPI: bus type USB registered [ 4.139327] usbcore: registered new interface driver usbfs [ 4.141059] usbcore: registered new interface driver hub [ 4.142297] usbcore: registered new device driver usb [ 4.145731] pps_core: LinuxPPS API ver. 1 registered [ 4.147161] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 4.148638] PTP clock support registered [ 4.151632] Advanced Linux Sound Architecture Driver Initialized. [ 4.153219] PCI: Using ACPI for IRQ routing [ 4.166537] NetLabel: Initializing [ 4.167176] NetLabel: domain hash size = 128 [ 4.167820] NetLabel: protocols = UNLABELED CIPSOv4 [ 4.168797] NetLabel: unlabeled traffic allowed by default [ 4.171220] amd_nb: Cannot enumerate AMD northbridges [ 4.172091] clocksource: Switched to clocksource kvm-clock [ 4.331486] pnp: PnP ACPI init [ 4.353775] pnp: PnP ACPI: found 7 devices [ 4.367815] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 4.369510] NET: Registered protocol family 2 [ 4.372031] TCP established hash table entries: 65536 (order: 7, 524288 bytes) [ 4.374078] TCP bind hash table entries: 65536 (order: 10, 4194304 bytes) [ 4.381434] TCP: Hash tables configured (established 65536 bind 65536) [ 4.382801] UDP hash table entries: 4096 (order: 7, 655360 bytes) [ 4.385067] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes) [ 4.387770] NET: Registered protocol family 1 [ 4.388530] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 4.390376] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 4.391358] software IO TLB [mem 0xbbffd000-0xbfffd000] (64MB) mapped at [ffff8800bbffd000-ffff8800bfffcfff] [ 4.393763] RAPL PMU detected, API unit is 2^-32 Joules, 3 fixed counters 10737418240 ms ovfl timer [ 4.395064] hw unit of domain pp0-core 2^-0 Joules [ 4.395797] hw unit of domain package 2^-0 Joules [ 4.396475] hw unit of domain dram 2^-16 Joules [ 4.402082] Scanning for low memory corruption every 60 seconds [ 4.410419] audit: initializing netlink subsys (disabled) [ 4.411490] audit: type=2000 audit(1516488960.157:1): initialized [ 4.419097] HugeTLB registered 2 MB page size, pre-allocated 0 pages [ 4.547476] VFS: Disk quotas dquot_6.6.0 [ 4.549177] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 4.571729] fuse init (API version 7.23) [ 4.576852] 9p: Installing v9fs 9p2000 file system support [ 4.589616] async_tx: api initialized (async) [ 4.591618] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 249) [ 4.594170] io scheduler noop registered [ 4.594754] io scheduler deadline registered [ 4.597191] io scheduler cfq registered (default) [ 4.609920] pci_hotplug: PCI Hot Plug PCI Core version: 0.5 [ 4.613995] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 4.615235] ACPI: Power Button [PWRF] [ 4.616970] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 4.618153] ACPI: Sleep Button [SLPF] [ 4.653289] ACPI: PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 4.654268] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 4.676939] ACPI: PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 4.677936] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 4.685082] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 4.708426] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 4.735113] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 4.760551] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 4.786293] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 4.795217] Non-volatile memory driver v1.3 [ 4.797258] Linux agpgart interface v0.103 [ 4.800252] [drm] Initialized drm 1.1.0 20060810 [ 4.898655] brd: module loaded [ 4.965336] loop: module loaded [ 4.990620] nbd: registered device at major 43 [ 5.125495] drbd: initialized. Version: 8.4.5 (api:1/proto:86-101) [ 5.127191] drbd: built-in [ 5.127882] drbd: registered as block device major 147 [ 5.166568] scsi host0: Virtio SCSI HBA [ 5.193932] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 5.392780] tsc: Refined TSC clocksource calibration: 2299.932 MHz [ 5.394416] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x2126f5006fc, max_idle_ns: 440795235156 ns [ 5.863865] st: Version 20101219, fixed bufsize 32768, s/g segs 256 [ 5.865945] osst :I: Tape driver with OnStream support version 0.99.4 [ 5.865945] osst :I: $Id: osst.c,v 1.73 2005/01/01 21:13:34 wriede Exp $ [ 5.873829] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 5.875665] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 5.877489] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 5.879305] SCSI Media Changer driver v0.25 [ 5.880385] sd 0:0:1:0: [sda] Write Protect is off [ 5.883557] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 5.884533] tun: Universal TUN/TAP device driver, 1.6 [ 5.884535] tun: (C) 1999-2004 Max Krasnyansky [ 5.917234] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 5.918778] e100: Copyright(c) 1999-2006 Intel Corporation [ 5.920632] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 5.923125] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 5.925011] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 5.926450] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 5.928260] sky2: driver version 1.30 [ 5.930411] PPP generic driver version 2.4.2 [ 5.933320] PPP BSD Compression module registered [ 5.934621] PPP Deflate Compression module registered [ 5.935979] PPP MPPE Compression module registered [ 5.937117] NET: Registered protocol family 24 [ 5.937182] sda: sda1 [ 5.939240] usbcore: registered new interface driver asix [ 5.941211] usbcore: registered new interface driver ax88179_178a [ 5.943234] usbcore: registered new interface driver cdc_ether [ 5.945099] usbcore: registered new interface driver net1080 [ 5.946965] usbcore: registered new interface driver cdc_subset [ 5.948641] usbcore: registered new interface driver zaurus [ 5.950497] usbcore: registered new interface driver cdc_ncm [ 5.950856] sd 0:0:1:0: [sda] Attached SCSI disk [ 5.954800] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 5.956366] ehci-pci: EHCI PCI platform driver [ 5.957755] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 5.959187] ohci-pci: OHCI PCI platform driver [ 5.960377] uhci_hcd: USB Universal Host Controller Interface driver [ 5.964179] usbcore: registered new interface driver usblp [ 5.965896] usbcore: registered new interface driver usb-storage [ 5.968854] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 5.972341] i8042: Warning: Keylock active [ 5.974544] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 5.977328] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 5.981679] mousedev: PS/2 mouse device common for all mice [ 5.986602] usbcore: registered new interface driver xpad [ 5.988103] usbcore: registered new interface driver usb_acecad [ 5.989802] usbcore: registered new interface driver aiptek [ 5.991566] usbcore: registered new interface driver gtco [ 5.993088] usbcore: registered new interface driver hanwang [ 5.994785] usbcore: registered new interface driver kbtab [ 5.998533] rtc_cmos 00:00: RTC can wake from S4 [ 6.001510] rtc_cmos 00:00: rtc core: registered rtc_cmos as rtc0 [ 6.004216] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 6.007104] iTCO_wdt: Intel TCO WatchDog Timer Driver v1.11 [ 6.010719] softdog: Software Watchdog Timer: 0.08 initialized. soft_noboot=0 soft_margin=60 sec soft_panic=0 (nowayout=0) [ 6.013443] md: linear personality registered for level -1 [ 6.014687] md: raid0 personality registered for level 0 [ 6.016164] md: raid1 personality registered for level 1 [ 6.017521] md: raid10 personality registered for level 10 [ 6.019864] md: raid6 personality registered for level 6 [ 6.021167] md: raid5 personality registered for level 5 [ 6.022605] md: raid4 personality registered for level 4 [ 6.024091] md: multipath personality registered for level -4 [ 6.025340] md: faulty personality registered for level -5 [ 6.030524] device-mapper: uevent: version 1.0.3 [ 6.035524] device-mapper: ioctl: 4.34.0-ioctl (2015-10-28) initialised: dm-devel@redhat.com [ 6.070149] device-mapper: multipath: version 1.10.0 loaded [ 6.071641] device-mapper: multipath round-robin: version 1.0.0 loaded [ 6.073270] device-mapper: multipath queue-length: version 0.1.0 loaded [ 6.074862] device-mapper: multipath service-time: version 0.2.0 loaded [ 6.078644] device-mapper: raid: Loading target version 1.7.0 [ 6.083561] hidraw: raw HID events driver (C) Jiri Kosina [ 6.113616] usbcore: registered new interface driver usbhid [ 6.114967] usbhid: USB HID core driver [ 6.118617] ashmem: initialized [ 6.168967] oprofile: using timer interrupt. [ 6.170148] pktgen: Packet Generator for packet performance testing. Version: 2.75 [ 6.184302] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 6.196910] GACT probability on [ 6.197838] Mirror/redirect action on [ 6.198967] Simple TC action Loaded [ 6.202838] netem: version 1.3 [ 6.203683] u32 classifier [ 6.204462] Actions configured [ 6.205520] Netfilter messages via NETLINK v0.30. [ 6.206942] nf_conntrack version 0.5.0 (65536 buckets, 262144 max) [ 6.213338] ctnetlink v0.93: registering with nfnetlink. [ 6.215256] nf_tables: (c) 2007-2009 Patrick McHardy [ 6.222416] xt_time: kernel timezone is -0000 [ 6.223653] IPVS: Registered protocols (TCP, UDP, AH, ESP) [ 6.225860] IPVS: Connection hash table configured (size=4096, memory=64Kbytes) [ 6.227979] IPVS: Creating netns size=2552 id=0 [ 6.229176] IPVS: ipvs loaded. [ 6.229949] IPVS: [rr] scheduler registered. [ 6.231057] IPVS: [wrr] scheduler registered. [ 6.232217] IPVS: [lc] scheduler registered. [ 6.233297] IPVS: [wlc] scheduler registered. [ 6.234502] IPVS: [lblc] scheduler registered. [ 6.235732] IPVS: [lblcr] scheduler registered. [ 6.236839] IPVS: [dh] scheduler registered. [ 6.237940] IPVS: [sh] scheduler registered. [ 6.239096] IPVS: [sed] scheduler registered. [ 6.240153] IPVS: [nq] scheduler registered. [ 6.241309] ipip: IPv4 over IPv4 tunneling driver [ 6.246721] ip_tables: (C) 2000-2006 Netfilter Core Team [ 6.248988] arp_tables: (C) 2002 David S. Miller [ 6.250599] Initializing XFRM netlink socket [ 6.258724] NET: Registered protocol family 10 [ 6.268585] mip6: Mobile IPv6 [ 6.269515] ip6_tables: (C) 2000-2006 Netfilter Core Team [ 6.272456] sit: IPv6 over IPv4 tunneling driver [ 6.277167] NET: Registered protocol family 17 [ 6.278424] NET: Registered protocol family 15 [ 6.279807] l2tp_core: L2TP core driver, V2.0 [ 6.280897] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 6.282256] 9pnet: Installing 9P2000 support [ 6.283840] Key type dns_resolver registered [ 6.291546] microcode: CPU0 sig=0x306f0, pf=0x1, revision=0x1 [ 6.293172] microcode: CPU1 sig=0x306f0, pf=0x1, revision=0x1 [ 6.295080] microcode: Microcode Update Driver: v2.01 , Peter Oruba [ 6.297587] AVX2 version of gcm_enc/dec engaged. [ 6.298689] AES CTR mode by8 optimization enabled [ 6.309576] registered taskstats version 1 [ 6.341790] Btrfs loaded [ 6.344676] Magic number: 2:697:957 [ 6.345980] console [netcon0] enabled [ 6.346733] netconsole: network logging started [ 6.349287] ALSA device list: [ 6.349990] No soundcards found. [ 6.352397] md: Waiting for all devices to be available before autodetect [ 6.353513] md: If you don't use raid, use raid=noautodetect [ 6.361287] md: Autodetecting RAID arrays. [ 6.362012] md: Scanned 0 and added 0 devices. [ 6.362705] md: autorun ... [ 6.363105] md: ... autorun DONE. [ 6.365835] EXT4-fs (sda1): couldn't mount as ext3 due to feature incompatibilities [ 6.380576] EXT4-fs (sda1): INFO: recovery required on readonly filesystem [ 6.381605] EXT4-fs (sda1): write access will be enabled during recovery [ 6.560886] EXT4-fs (sda1): recovery complete [ 6.564148] EXT4-fs (sda1): mounted filesystem with ordered data mode. Opts: (null) [ 6.565323] VFS: Mounted root (ext4 filesystem) readonly on device 8:1. [ 6.567638] devtmpfs: mounted [ 6.574109] Freeing unused kernel memory: 1848K [ 6.574798] Kernel memory protection disabled.