[ 23.069718] random: sshd: uninitialized urandom read (32 bytes read, 37 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: [ 27.080808] random: sshd: uninitialized urandom read (32 bytes read, 41 bits of entropy available) [ 27.345992] random: sshd: uninitialized urandom read (32 bytes read, 41 bits of entropy available) [ 28.493853] random: sshd: uninitialized urandom read (32 bytes read, 127 bits of entropy available) [ 28.603679] random: nonblocking pool is initialized Warning: Permanently added '10.128.0.27' (ECDSA) to the list of known hosts. 2018/02/02 19:52:11 fuzzer started 2018/02/02 19:52:12 dialing manager at 10.128.0.26:45077 2018/02/02 19:52:16 kcov=true, comps=false 2018/02/02 19:52:17 executing program 0: 2018/02/02 19:52:17 executing program 7: 2018/02/02 19:52:17 executing program 1: 2018/02/02 19:52:17 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r0, &(0x7f0000f56000)={0x0, 0x0, &(0x7f00008ff000-0x10)={&(0x7f0000301000-0x40)={0x2, 0x1, 0x0, 0x0, 0x8, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, [@sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0xffffffffffffffff, @dev={0xac, 0x14}}}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2, 0xffffffffffffffff, @multicast1=0xe0000001}}]}, 0x40}, 0x1}, 0x0) 2018/02/02 19:52:17 executing program 3: mmap(&(0x7f0000000000/0xddd000)=nil, 0xddd000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_create(0xffffffffffffff9c, &(0x7f000082e000-0x10)='/selinux/create\x00', 0x2, 0x0) pwrite64(r0, &(0x7f0000ddb000), 0x0, 0x0) 2018/02/02 19:52:17 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$binder(&(0x7f0000dfe000-0xd)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) r1 = epoll_create(0x10003) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000f9e000-0xc)) ioctl$BINDER_THREAD_EXIT(r0, 0x40046208, 0x0) dup3(r0, r1, 0x0) 2018/02/02 19:52:17 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) open(&(0x7f00007e3000-0x8)='./file0\x00', 0x80040, 0x0) r0 = open(&(0x7f00007e3000-0x8)='./file0\x00', 0x0, 0x0) fcntl$setlease(r0, 0x400, 0x0) r1 = open(&(0x7f000000b000-0x8)='./file0\x00', 0x0, 0x0) fcntl$getflags(r1, 0x401) 2018/02/02 19:52:17 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f000039c000)=0x400000000000001, 0x4) setsockopt$inet_tcp_int(r0, 0x6, 0x14, &(0x7f00000b2000)=0xffffffffffffffff, 0x4) sendto$inet(r0, &(0x7f0000a92000), 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0xffffffffffffffff, @loopback=0x7f000001}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000966000-0x14)={0x0, 0x800000000000852b, 0xffff}, 0x14) writev(r0, &(0x7f0000794000-0x60)=[{&(0x7f0000dfa000)="06", 0x1}], 0x1) writev(r0, &(0x7f0000e29000-0x60)=[{&(0x7f0000340000-0x1000)="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", 0x200}], 0x1) [ 39.201740] IPVS: Creating netns size=2552 id=1 [ 39.268493] IPVS: Creating netns size=2552 id=2 [ 39.330927] IPVS: Creating netns size=2552 id=3 [ 39.404676] IPVS: Creating netns size=2552 id=4 [ 39.491292] IPVS: Creating netns size=2552 id=5 [ 39.607370] IPVS: Creating netns size=2552 id=6 [ 39.758460] IPVS: Creating netns size=2552 id=7 [ 39.917207] IPVS: Creating netns size=2552 id=8 [ 43.056577] ================================================================== [ 43.063969] BUG: KASAN: use-after-free in __lock_acquire+0x387e/0x4b50 [ 43.070628] Read of size 8 at addr ffff8801c6dc8fb8 by task syz-executor4/5170 [ 43.077968] [ 43.079592] CPU: 0 PID: 5170 Comm: syz-executor4 Not tainted 4.4.114-ga81d322 #4 [ 43.087110] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.096446] 0000000000000000 5b56f6aa80eacbf8 ffff8801ce5dfa50 ffffffff81d0394d [ 43.104428] ffffea00071b7200 ffff8801c6dc8fb8 0000000000000000 ffff8801c6dc8fb8 [ 43.112404] 0000000000000000 ffff8801ce5dfa88 ffffffff814fe1d3 ffff8801c6dc8fb8 [ 43.120379] Call Trace: [ 43.122942] [] dump_stack+0xc1/0x124 [ 43.128278] [] print_address_description+0x73/0x260 [ 43.134915] [] kasan_report+0x285/0x370 [ 43.140512] [] ? __lock_acquire+0x387e/0x4b50 [ 43.146628] [] __asan_report_load8_noabort+0x14/0x20 [ 43.153354] [] __lock_acquire+0x387e/0x4b50 [ 43.159298] [] ? __lock_acquire+0xb5f/0x4b50 [ 43.165324] [] ? debug_check_no_locks_freed+0x2c0/0x2c0 [ 43.172307] [] ? debug_check_no_locks_freed+0x2c0/0x2c0 [ 43.179288] [] ? mark_held_locks+0xaf/0x100 [ 43.185228] [] lock_acquire+0x15e/0x460 [ 43.190826] [] ? remove_wait_queue+0x14/0x40 [ 43.196856] [] _raw_spin_lock_irqsave+0x4e/0x70 [ 43.203146] [] ? remove_wait_queue+0x14/0x40 [ 43.209186] [] remove_wait_queue+0x14/0x40 [ 43.215045] [] ep_unregister_pollwait.isra.6+0xa8/0x220 [ 43.222029] [] ? ep_unregister_pollwait.isra.6+0x114/0x220 [ 43.229275] [] ? ep_free+0x1c0/0x1c0 [ 43.234610] [] ep_free+0x93/0x1c0 [ 43.239683] [] ? ep_free+0x1c0/0x1c0 [ 43.245019] [] ep_eventpoll_release+0x44/0x60 [ 43.251133] [] __fput+0x233/0x6d0 [ 43.256207] [] ____fput+0x15/0x20 [ 43.261281] [] task_work_run+0x104/0x180 [ 43.266962] [] exit_to_usermode_loop+0x13d/0x160 [ 43.273337] [] syscall_return_slowpath+0x1b5/0x1f0 [ 43.279890] [] int_ret_from_sys_call+0x25/0xa3 [ 43.286087] [ 43.287693] Allocated by task 5170: [ 43.291289] [] save_stack_trace+0x26/0x50 [ 43.297176] [] save_stack+0x43/0xd0 [ 43.302546] [] kasan_kmalloc+0xad/0xe0 [ 43.308168] [] kmem_cache_alloc_trace+0x100/0x2b0 [ 43.314748] [] binder_get_thread+0x15d/0x750 [ 43.320892] [] binder_poll+0x4a/0x210 [ 43.326430] [] SyS_epoll_ctl+0x10b1/0x2040 [ 43.332403] [] entry_SYSCALL_64_fastpath+0x1c/0x98 [ 43.339072] [ 43.340670] Freed by task 5170: [ 43.343917] [] save_stack_trace+0x26/0x50 [ 43.349800] [] save_stack+0x43/0xd0 [ 43.355166] [] kasan_slab_free+0x72/0xc0 [ 43.360985] [] kfree+0xfc/0x300 [ 43.366000] [] binder_thread_dec_tmpref+0x1c1/0x250 [ 43.373477] [] binder_thread_release+0x27d/0x540 [ 43.379978] [] binder_ioctl+0xb94/0x12e0 [ 43.385776] [] do_vfs_ioctl+0x7aa/0xee0 [ 43.391494] [] SyS_ioctl+0x8f/0xc0 [ 43.396767] [] entry_SYSCALL_64_fastpath+0x1c/0x98 [ 43.403436] [ 43.405036] The buggy address belongs to the object at ffff8801c6dc8f00 [ 43.405036] which belongs to the cache kmalloc-512 of size 512 [ 43.417663] The buggy address is located 184 bytes inside of [ 43.417663] 512-byte region [ffff8801c6dc8f00, ffff8801c6dc9100) [ 43.429506] 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: 0x00000000039c926e input_len: 0x0000000001426011 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-ga81d322 (syzkaller@ci) (gcc version 7.1.1 20170620 (GCC) ) #4 SMP PREEMPT Thu Feb 1 20:34:07 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 2277564523 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 (40423K 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 [ 1.104327] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.105480] pid_max: default: 32768 minimum: 301 [ 1.106185] ACPI: Core revision 20150930 [ 1.533015] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 1.535011] Security Framework initialized [ 1.535583] SELinux: Initializing. [ 1.536241] AppArmor: AppArmor disabled by boot time parameter [ 1.537159] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.538099] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.541761] Initializing cgroup subsys io [ 1.542360] Initializing cgroup subsys freezer [ 1.543004] Initializing cgroup subsys hugetlb [ 1.543693] Initializing cgroup subsys debug [ 1.544490] CPU: Physical Processor ID: 0 [ 1.546231] mce: CPU supports 32 MCE banks [ 1.546972] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.547800] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.548726] Spectre V2 mitigation: Vulnerable: Minimal generic ASM retpoline [ 1.551966] Freeing SMP alternatives memory: 44K [ 1.561885] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.673670] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.675173] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.763933] x86: Booting SMP configuration: [ 1.764597] .... node #0, CPUs: #1 [ 1.765396] kvm-clock: cpu 1, msr 2:1fffd041, secondary cpu clock [ 1.770068] x86: Booted up 1 node, 2 CPUs [ 1.770684] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.775367] devtmpfs: initialized [ 1.784864] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.786260] futex hash table entries: 512 (order: 4, 65536 bytes) [ 1.787922] xor: automatically using best checksumming function: [ 1.801312] kworker/u4:0 (21) used greatest stack depth: 28008 bytes left [ 1.883685] avx : 21261.600 MB/sec [ 1.884875] RTC time: 19:52:25, date: 02/02/18 [ 1.887184] NET: Registered protocol family 16 [ 1.888283] schedtune: init normalization constants... [ 1.888986] schedtune: no energy model data [ 1.889588] schedtune: disabled! [ 1.923868] cpuidle: using governor ladder [ 1.953702] cpuidle: using governor menu [ 1.954972] ACPI: bus type PCI registered [ 1.955549] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 [ 1.958424] PCI: Using configuration type 1 for base access [ 1.970536] kworker/u4:0 (44) used greatest stack depth: 27512 bytes left [ 2.142149] kworker/u4:3 (375) used greatest stack depth: 27144 bytes left [ 2.403646] raid6: sse2x1 gen() 4638 MB/s [ 2.573623] raid6: sse2x1 xor() 2411 MB/s [ 2.743617] raid6: sse2x2 gen() 7012 MB/s [ 2.913613] raid6: sse2x2 xor() 3996 MB/s [ 3.083591] raid6: sse2x4 gen() 8623 MB/s [ 3.253583] raid6: sse2x4 xor() 5239 MB/s [ 3.423575] raid6: avx2x1 gen() 9093 MB/s [ 3.593561] raid6: avx2x2 gen() 13153 MB/s [ 3.763554] raid6: avx2x4 gen() 19226 MB/s [ 3.764227] raid6: using algorithm avx2x4 gen() 19226 MB/s [ 3.764972] raid6: using avx2x2 recovery algorithm [ 3.766340] ACPI: Added _OSI(Module Device) [ 3.767054] ACPI: Added _OSI(Processor Device) [ 3.767665] ACPI: Added _OSI(3.0 _SCP Extensions) [ 3.768341] ACPI: Added _OSI(Processor Aggregator Device) [ 3.794379] ACPI: Executed 2 blocks of module-level executable AML code [ 4.677703] ACPI: Interpreter enabled [ 4.678621] ACPI: (supports S0 S3 S4 S5) [ 4.679167] ACPI: Using IOAPIC for interrupt routing [ 4.680303] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 5.867315] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 5.868373] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI] [ 5.869717] acpi PNP0A03:00: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 5.870758] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 5.897767] PCI host bridge to bus 0000:00 [ 5.898398] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 5.899362] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 5.900296] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 5.901340] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 5.902372] pci_bus 0000:00: root bus resource [bus 00-ff] [ 5.939342] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 6.017366] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 6.023124] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 6.028740] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 6.034423] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 6.037785] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 6.600617] ACPI: Enabled 16 GPEs in block 00 to 0F [ 6.604245] vgaarb: loaded [ 6.607512] SCSI subsystem initialized [ 6.621697] ACPI: bus type USB registered [ 6.623738] usbcore: registered new interface driver usbfs [ 6.625950] usbcore: registered new interface driver hub [ 6.627168] usbcore: registered new device driver usb [ 6.629366] pps_core: LinuxPPS API ver. 1 registered [ 6.631012] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 6.632366] PTP clock support registered [ 6.634288] ioremap error for 0xbfffd000-0xc0000000, requested 0x2, got 0x0 [ 6.635467] dmi: Firmware registration failed. [ 6.636949] Advanced Linux Sound Architecture Driver Initialized. [ 6.638572] PCI: Using ACPI for IRQ routing [ 6.659881] NetLabel: Initializing [ 6.660444] NetLabel: domain hash size = 128 [ 6.661072] NetLabel: protocols = UNLABELED CIPSOv4 [ 6.662030] NetLabel: unlabeled traffic allowed by default [ 6.665714] amd_nb: Cannot enumerate AMD northbridges [ 6.666799] clocksource: Switched to clocksource kvm-clock [ 6.828510] pnp: PnP ACPI init [ 6.851685] pnp: PnP ACPI: found 7 devices [ 6.865690] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 6.867703] NET: Registered protocol family 2 [ 6.870210] TCP established hash table entries: 65536 (order: 7, 524288 bytes) [ 6.871775] TCP bind hash table entries: 65536 (order: 10, 4194304 bytes) [ 6.879201] TCP: Hash tables configured (established 65536 bind 65536) [ 6.880408] UDP hash table entries: 4096 (order: 7, 655360 bytes) [ 6.882076] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes) [ 6.885349] NET: Registered protocol family 1 [ 6.886122] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 6.888777] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 6.889659] software IO TLB [mem 0xbbff3000-0xbfff3000] (64MB) mapped at [ffff8800bbff3000-ffff8800bfff2fff] [ 6.891672] RAPL PMU detected, API unit is 2^-32 Joules, 3 fixed counters 10737418240 ms ovfl timer [ 6.892932] hw unit of domain pp0-core 2^-0 Joules [ 6.893597] hw unit of domain package 2^-0 Joules [ 6.894274] hw unit of domain dram 2^-16 Joules [ 6.900111] Scanning for low memory corruption every 60 seconds [ 6.908981] audit: initializing netlink subsys (disabled) [ 6.910421] audit: type=2000 audit(1517601150.800:1): initialized [ 6.917928] HugeTLB registered 2 MB page size, pre-allocated 0 pages [ 7.052940] VFS: Disk quotas dquot_6.6.0 [ 7.054433] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)