[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 20.596728] random: sshd: uninitialized urandom read (32 bytes read, 33 bits of entropy available) [?25l[?1c7[ ok 8[?25h[?0c. [ 21.147066] random: sshd: uninitialized urandom read (32 bytes read, 34 bits of entropy available) [ 21.589699] random: sshd: uninitialized urandom read (32 bytes read, 35 bits of entropy available) Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 22.281093] random: sshd: uninitialized urandom read (32 bytes read, 64 bits of entropy available) [ 114.522277] random: sshd: uninitialized urandom read (32 bytes read, 95 bits of entropy available) Warning: Permanently added '10.128.10.30' (ECDSA) to the list of known hosts. [ 120.154451] random: sshd: uninitialized urandom read (32 bytes read, 99 bits of entropy available) 2018/08/22 05:44:40 parsed 1 programs INIT: Id "5" respawning too fast: disabled for 5 minutes INIT: Id "1" respawning too fast: disabled for 5 minutes INIT: Id "4" respawning too fast: disabled for 5 minutes INIT: Id "6" respawning too fast: disabled for 5 minutes INIT: Id "2" respawning too fast: disabled for 5 minutes INIT: Id "3" respawning too fast: disabled for 5 minutes [ 121.800828] random: cc1: uninitialized urandom read (8 bytes read, 101 bits of entropy available) 2018/08/22 05:44:42 executed programs: 0 [ 123.098974] IPVS: Creating netns size=2552 id=1 [ 123.201575] IPVS: Creating netns size=2552 id=2 [ 123.269855] IPVS: Creating netns size=2552 id=3 [ 123.352966] IPVS: Creating netns size=2552 id=4 [ 123.456435] IPVS: Creating netns size=2552 id=5 [ 123.608859] IPVS: Creating netns size=2552 id=6 [ 123.825481] IPVS: Creating netns size=2552 id=7 [ 123.878480] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 123.944004] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 124.050038] IPVS: Creating netns size=2552 id=8 [ 124.336554] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 124.357009] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 124.429784] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 124.445168] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 124.505445] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 124.575950] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 124.788673] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 124.873827] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 124.882302] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 124.902657] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 124.918262] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 125.032484] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 125.068941] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 125.077689] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 125.088710] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 125.137834] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 125.192143] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 125.236686] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 125.273240] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 125.357256] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 125.387982] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 125.469488] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 125.532752] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 125.548248] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 125.597629] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 125.618150] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 125.633127] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 125.674625] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 125.697838] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 125.713247] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 125.741215] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 125.749422] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 125.796018] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 125.896341] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 125.909850] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 125.970560] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 126.039842] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 126.051291] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 126.075785] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 126.122170] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 126.145014] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 126.157900] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 126.202834] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 126.224282] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 126.267509] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 126.286155] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 126.310770] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 126.404335] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 126.524532] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 126.599302] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 126.659352] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 126.691860] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 126.741859] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 126.752239] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 126.770810] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 126.843035] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 126.917446] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 126.977476] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 127.049534] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 127.124110] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 127.192402] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 127.261819] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 129.286825] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 129.457726] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 129.548389] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 129.567233] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 129.689405] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 129.831664] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 129.876406] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 129.898679] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 130.148465] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 130.176060] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 130.204233] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 130.471585] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 130.482436] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 130.742955] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 130.757101] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 130.999829] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready 2018/08/22 05:44:50 executed programs: 8 2018/08/22 05:44:55 executed programs: 297 2018/08/22 05:45:00 executed programs: 640 2018/08/22 05:45:06 executed programs: 968 2018/08/22 05:45:11 executed programs: 1312 2018/08/22 05:45:16 executed programs: 1649 [ 157.179190] ================================================================== [ 157.186599] BUG: KASAN: use-after-free in l2tp_session_create+0xde0/0x1030 [ 157.193619] Read of size 4 at addr ffff8801d2144a10 by task syz-executor0/12246 [ 157.201056] [ 157.202687] CPU: 1 PID: 12246 Comm: syz-executor0 Not tainted 4.4.150-g5541782 #19 [ 157.210385] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 157.219728] 0000000000000000 ea5b2d947763a263 ffff8800b6d37a30 ffffffff81e14e2d [ 157.227787] ffffea0007485100 ffff8801d2144a10 0000000000000000 ffff8801d2144a10 [ 157.235837] 0000000000000000 ffff8800b6d37a68 ffffffff8151a3f0 ffff8801d2144a10 [ 157.243893] Call Trace: [ 157.246476] [] dump_stack+0xc1/0x124 [ 157.251879] [] print_address_description+0x6c/0x216 [ 157.258551] [] kasan_report.cold.7+0x175/0x2f7 [ 157.264780] [] ? l2tp_session_create+0xde0/0x1030 [ 157.271270] [] __asan_report_load4_noabort+0x14/0x20 [ 157.278014] [] l2tp_session_create+0xde0/0x1030 [ 157.284338] [] ? __local_bh_enable_ip+0x81/0xd0 [ 157.290651] [] pppol2tp_connect+0x10f0/0x1910 [ 157.296789] [] ? pppol2tp_recv+0x320/0x320 [ 157.302669] [] ? security_socket_connect+0x8f/0xc0 [ 157.309243] [] SYSC_connect+0x1b8/0x300 [ 157.314864] [] ? SYSC_bind+0x280/0x280 [ 157.320403] [] ? debug_check_no_locks_freed+0x210/0x210 [ 157.327412] [] ? compat_SyS_get_robust_list+0x310/0x310 [ 157.334418] [] SyS_connect+0x24/0x30 [ 157.339804] [] ? SyS_accept+0x30/0x30 [ 157.345251] [] do_fast_syscall_32+0x324/0x8b0 [ 157.351391] [] sysenter_flags_fixed+0xd/0x1a [ 157.357451] [ 157.359067] Allocated by task 12246: [ 157.362776] [] save_stack_trace+0x26/0x50 [ 157.368701] [] save_stack+0x43/0xd0 [ 157.374110] [] kasan_kmalloc+0xc7/0xe0 [ 157.379784] [] __kmalloc+0x124/0x310 [ 157.385296] [] l2tp_session_create+0x39/0x1030 [ 157.391661] [] pppol2tp_connect+0x10f0/0x1910 [ 157.397940] [] SYSC_connect+0x1b8/0x300 [ 157.403706] [] SyS_connect+0x24/0x30 [ 157.409199] [] do_fast_syscall_32+0x324/0x8b0 [ 157.415466] [] sysenter_flags_fixed+0xd/0x1a [ 157.421651] [ 157.423272] Freed by task 12222: [ 157.426625] [] save_stack_trace+0x26/0x50 [ 157.432561] [] save_stack+0x43/0xd0 [ 157.437980] [] kasan_slab_free+0x72/0xc0 [ 157.443817] [] kfree+0xf4/0x310 [ 157.448873] [] l2tp_session_free+0x170/0x200 [ 157.455064] [] l2tp_tunnel_closeall+0x2b9/0x350 [ 157.461542] [] l2tp_udp_encap_destroy+0x8b/0xf0 [ 157.468001] [] udpv6_destroy_sock+0xb1/0xd0 [ 157.474106] [] sk_common_release+0x6d/0x300 [ 157.480202] [] udp_lib_close+0x15/0x20 [ 157.485875] [] inet_release+0xff/0x1d0 [ 157.491535] [] inet6_release+0x50/0x70 [ 157.497214] [] sock_release+0x96/0x1c0 [ 157.502889] [] sock_close+0x16/0x20 [ 157.508305] [] __fput+0x235/0x6f0 [ 157.513535] [] ____fput+0x15/0x20 [ 157.518775] [] task_work_run+0x10f/0x190 [ 157.524629] [] exit_to_usermode_loop+0x13d/0x160 [ 157.531165] [] do_fast_syscall_32+0x61e/0x8b0 [ 157.537437] [] sysenter_flags_fixed+0xd/0x1a [ 157.543642] [ 157.545275] The buggy address belongs to the object at ffff8801d2144a00 [ 157.545275] which belongs to the cache kmalloc-512 of size 512 [ 157.557925] The buggy address is located 16 bytes inside of [ 157.557925] 512-byte region [ffff8801d2144a00, ffff8801d2144c00) [ 157.569696] The buggy address belongs to the page: [ 157.575449] -------SeaBIOS (version 1.8.2-20180718_090847-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 0x000f2280: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304 Booting from Hard Disk 0... early console in decompress_kernel input_data: 0x0000000003b4f26e input_len: 0x00000000014d1122 output: 0x0000000001000000 output_len: 0x000000000400ba90 run_size: 0x0000000005755000 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 4.4.150-g5541782 (syzkaller@ci) (gcc version 8.0.1 20180413 (experimental) (GCC) ) #19 SMP PREEMPT Sat Aug 18 15:19:37 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=140 nopti [ 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] 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] Kernel/User page tables isolation: disabled [ 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 0x000f2300-0x000f230f] mapped at [ffff8800000f2300] [ 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 0x00000000000F22C0 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 1913356886 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 s134152 r8192 d29688 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=140 nopti [ 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: 6579080K/7863876K available (41795K kernel code, 6308K rwdata, 9068K rodata, 1868K init, 23696K bss, 1284796K reserved, 0K cma-reserved) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 [ 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 [ 1.111581] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.113088] pid_max: default: 32768 minimum: 301 [ 1.113905] ACPI: Core revision 20150930 [ 1.546333] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 1.547626] Security Framework initialized [ 1.548235] SELinux: Initializing. [ 1.548933] AppArmor: AppArmor disabled by boot time parameter [ 1.549957] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.551016] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.554949] Initializing cgroup subsys io [ 1.555745] Initializing cgroup subsys freezer [ 1.556559] Initializing cgroup subsys hugetlb [ 1.557334] Initializing cgroup subsys debug [ 1.558268] CPU: Physical Processor ID: 0 [ 1.559850] mce: CPU supports 32 MCE banks [ 1.560707] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.561872] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.563105] Spectre V2 : Mitigation: Full generic retpoline [ 1.563978] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch [ 1.565193] Speculative Store Bypass: Vulnerable [ 1.568864] Freeing SMP alternatives memory: 48K [ 1.579634] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.690895] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.692622] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.781205] x86: Booting SMP configuration: [ 1.782208] .... node #0, CPUs: #1 [ 1.783288] kvm-clock: cpu 1, msr 2:1fffd041, secondary cpu clock [ 1.789021] x86: Booted up 1 node, 2 CPUs [ 1.790008] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.794973] devtmpfs: initialized [ 1.805674] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.807577] futex hash table entries: 512 (order: 4, 65536 bytes) [ 1.809761] xor: automatically using best checksumming function: [ 1.820398] kworker/u4:0 (21) used greatest stack depth: 27920 bytes left [ 1.900988] avx : 24826.800 MB/sec [ 1.902534] RTC time: 5:45:21, date: 08/22/18 [ 1.905755] NET: Registered protocol family 16 [ 1.907132] schedtune: init normalization constants... [ 1.908054] schedtune: no energy model data [ 1.908654] schedtune: disabled! [ 1.914042] kworker/u4:0 (27) used greatest stack depth: 27616 bytes left [ 1.941373] cpuidle: using governor ladder [ 1.971074] cpuidle: using governor menu [ 1.972570] ACPI: bus type PCI registered [ 1.973269] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 [ 1.976440] PCI: Using configuration type 1 for base access [ 1.986335] kworker/u4:0 (46) used greatest stack depth: 27424 bytes left [ 1.987759] kworker/u4:0 (47) used greatest stack depth: 27024 bytes left [ 2.461153] raid6: sse2x1 gen() 4421 MB/s [ 2.631202] raid6: sse2x1 xor() 2383 MB/s [ 2.801246] raid6: sse2x2 gen() 6697 MB/s [ 2.971290] raid6: sse2x2 xor() 3912 MB/s [ 3.141348] raid6: sse2x4 gen() 8879 MB/s [ 3.311375] raid6: sse2x4 xor() 5476 MB/s [ 3.481422] raid6: avx2x1 gen() 8791 MB/s [ 3.651471] raid6: avx2x2 gen() 12791 MB/s [ 3.821521] raid6: avx2x4 gen() 17767 MB/s [ 3.822301] raid6: using algorithm avx2x4 gen() 17767 MB/s [ 3.823243] raid6: using avx2x2 recovery algorithm [ 3.824703] ACPI: Added _OSI(Module Device) [ 3.825393] ACPI: Added _OSI(Processor Device) [ 3.826202] ACPI: Added _OSI(3.0 _SCP Extensions) [ 3.826914] ACPI: Added _OSI(Processor Aggregator Device) [ 3.855062] ACPI: Executed 2 blocks of module-level executable AML code [ 4.824287] ACPI: Interpreter enabled [ 4.825429] ACPI: (supports S0 S3 S4 S5) [ 4.826022] ACPI: Using IOAPIC for interrupt routing [ 4.827477] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 6.119914] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 6.121145] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI] [ 6.122585] acpi PNP0A03:00: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 6.123820] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 6.154403] PCI host bridge to bus 0000:00 [ 6.155076] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 6.156256] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 6.157421] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 6.158527] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 6.159794] pci_bus 0000:00: root bus resource [bus 00-ff] [ 6.196939] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 6.278683] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 6.285133] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 6.291222] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 6.297473] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 6.301201] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 6.901289] ACPI: Enabled 16 GPEs in block 00 to 0F [ 6.905769] vgaarb: loaded [ 6.909742] SCSI subsystem initialized [ 6.914342] ACPI: bus type USB registered [ 6.916468] usbcore: registered new interface driver usbfs [ 6.918487] usbcore: registered new interface driver hub [ 6.919787] usbcore: registered new device driver usb [ 6.923027] pps_core: LinuxPPS API ver. 1 registered [ 6.923914] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 6.925384] PTP clock support registered [ 6.942120] ioremap error for 0xbfffd000-0xc0000000, requested 0x2, got 0x0 [ 6.943268] dmi: Firmware registration failed. [ 6.944765] Advanced Linux Sound Architecture Driver Initialized. [ 6.946524] PCI: Using ACPI for IRQ routing [ 6.955331] NetLabel: Initializing [ 6.955846] NetLabel: domain hash size = 128 [ 6.956467] NetLabel: protocols = UNLABELED CIPSOv4 [ 6.957538] NetLabel: unlabeled traffic allowed by default [ 6.960154] amd_nb: Cannot enumerate AMD northbridges [ 6.961056] clocksource: Switched to clocksource kvm-clock [ 7.157277] pnp: PnP ACPI init [ 7.182946] pnp: PnP ACPI: found 7 devices [ 7.197815] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 7.199752] NET: Registered protocol family 2 [ 7.202668] TCP established hash table entries: 65536 (order: 7, 524288 bytes) [ 7.205058] TCP bind hash table entries: 65536 (order: 10, 4194304 bytes) [ 7.213014] TCP: Hash tables configured (established 65536 bind 65536) [ 7.214484] UDP hash table entries: 4096 (order: 7, 655360 bytes) [ 7.216310] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes) [ 7.219715] NET: Registered protocol family 1 [ 7.220596] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 7.222777] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 7.223942] software IO TLB [mem 0xbbff3000-0xbfff3000] (64MB) mapped at [ffff8800bbff3000-ffff8800bfff2fff] [ 7.226231] RAPL PMU detected, API unit is 2^-32 Joules, 3 fixed counters 10737418240 ms ovfl timer [ 7.227680] hw unit of domain pp0-core 2^-0 Joules [ 7.228445] hw unit of domain package 2^-0 Joules [ 7.229162] hw unit of domain dram 2^-16 Joules [ 7.236958] Scanning for low memory corruption every 60 seconds [ 7.246642] audit: initializing netlink subsys (disabled) [ 7.247832] audit: type=2000 audit(1534916726.674:1): initialized [ 7.254808] Initialise system trusted keyring [ 7.256949] HugeTLB registered 2 MB page size, pre-allocated 0 pages [ 7.409573] VFS: Disk quotas dquot_6.6.0 [ 7.412052] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)