[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 19.458093] random: sshd: uninitialized urandom read (32 bytes read, 31 bits of entropy available) [?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 22.057936] random: sshd: uninitialized urandom read (32 bytes read, 36 bits of entropy available) [ 22.295171] random: sshd: uninitialized urandom read (32 bytes read, 36 bits of entropy available) [ 23.283230] random: nonblocking pool is initialized Warning: Permanently added '10.128.0.52' (ECDSA) to the list of known hosts. 2018/06/27 23:54:46 parsed 1 programs 2018/06/27 23:54:47 executed programs: 0 [ 31.887876] IPVS: Creating netns size=2552 id=1 [ 32.122191] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 32.137457] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 32.214580] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 32.229752] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 32.307885] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 32.321950] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 32.338114] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 32.355170] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 33.042030] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 33.079983] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 33.348043] nf_conntrack: automatic helper assignment is deprecated and it will be removed soon. Use the iptables CT target to attach helpers instead. [ 33.362571] ================================================================== [ 33.369945] BUG: KASAN: slab-out-of-bounds in get_tpkt_data+0x926/0xa10 [ 33.376681] Write of size 2 at addr ffff8800aec36962 by task syz-executor0/4186 [ 33.384093] [ 33.385696] CPU: 1 PID: 4186 Comm: syz-executor0 Not tainted 4.4.138-gcf21a9a #62 [ 33.393285] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 33.402611] 0000000000000000 8a64d5c1f6c91f1d ffff8801db306cb0 ffffffff81e0ed0d [ 33.410596] ffffea0002bb0d80 ffff8800aec36962 0000000000000001 ffff8800aec36962 [ 33.418575] ffff8801da3fce38 ffff8801db306ce8 ffffffff81515a16 ffff8800aec36962 [ 33.426560] Call Trace: [ 33.429115] [] dump_stack+0xc1/0x124 [ 33.435187] [] print_address_description+0x6c/0x216 [ 33.441826] [] kasan_report.cold.7+0x175/0x2f7 [ 33.448033] [] ? get_tpkt_data+0x926/0xa10 [ 33.453893] [] __asan_report_store2_noabort+0x17/0x20 [ 33.460707] [] get_tpkt_data+0x926/0xa10 [ 33.466395] [] ? process_h245+0x4e0/0x4e0 [ 33.472164] [] q931_help+0x1a8/0x1020 [ 33.477588] [] ? trace_hardirqs_on+0xd/0x10 [ 33.483532] [] ? __local_bh_enable_ip+0x6a/0xd0 [ 33.489834] [] ? h245_help+0x230/0x230 [ 33.495354] [] ? selinux_ip_postroute+0x4a1/0xab0 [ 33.501821] [] ? selinux_ip_postroute_compat+0x390/0x390 [ 33.508906] [] ? ipv6_skip_exthdr+0x332/0x5c0 [ 33.515028] [] ? ipv6_find_tlv+0x230/0x230 [ 33.520886] [] ? __lock_is_held+0xa2/0xf0 [ 33.526665] [] ipv6_helper+0x2de/0x3e0 [ 33.532184] [] ? ipv6_confirm+0x4c0/0x4c0 [ 33.537954] [] nf_iterate+0x182/0x210 [ 33.543374] [] nf_hook_slow+0x1b6/0x340 [ 33.548969] [] ? nf_iterate+0x210/0x210 [ 33.554575] [] ? nf_iterate+0x210/0x210 [ 33.560175] [] ? ip6table_filter_hook+0x65/0x80 [ 33.566465] [] ip6_output+0x28c/0x520 [ 33.571890] [] ? ip6_finish_output+0x760/0x760 [ 33.578093] [] ? nf_iterate+0x210/0x210 [ 33.583705] [] ? ip6_fragment+0x3510/0x3510 [ 33.589659] [] ip6_xmit+0xc7a/0x1a00 [ 33.595002] [] ? ip6_dst_lookup_tail+0x3b9/0x1460 [ 33.601470] [] ? ip6_finish_output2+0x1ca0/0x1ca0 [ 33.607934] [] ? ip6_forward_finish+0x4a0/0x4a0 [ 33.614226] [] ? kasan_unpoison_shadow+0x35/0x50 [ 33.620605] [] ? kasan_kmalloc+0xc7/0xe0 [ 33.626287] [] ? __kmalloc_track_caller+0x253/0x2c0 [ 33.632924] [] ? ip6_append_data+0x2b0/0x2b0 [ 33.638954] [] ? ip6_dst_lookup_flow+0x1bf/0x2f0 [ 33.645331] [] ? make_kuid+0xf0/0x180 [ 33.650757] [] tcp_v6_send_response+0xbed/0x1550 [ 33.657136] [] ? tcp_v6_connect+0x1b70/0x1b70 [ 33.663266] [] ? tcp_parse_md5sig_option+0xbe/0x170 [ 33.669903] [] tcp_v6_send_reset+0x286/0x9d0 [ 33.675946] [] ? inet6_lookup_listener+0x6b1/0x980 [ 33.682504] [] ? tcp_v6_reqsk_send_ack+0x360/0x360 [ 33.689057] [] ? memmove+0x45/0x50 [ 33.694220] [] tcp_v6_rcv+0xb4e/0x2980 [ 33.699730] [] ? raw6_local_deliver+0x3d5/0x7d0 [ 33.706024] [] ip6_input_finish+0x32e/0x1550 [ 33.712057] [] ? ip6_rcv_finish+0x640/0x640 [ 33.718005] [] ip6_input+0xf6/0x200 [ 33.723262] [] ? ipv6_rcv+0x1cd0/0x1cd0 [ 33.728859] [] ? ip6_rcv_finish+0x640/0x640 [ 33.734809] [] ? nf_iterate+0x210/0x210 [ 33.740412] [] ip6_rcv_finish+0x13d/0x640 [ 33.746190] [] ipv6_rcv+0x10cb/0x1cd0 [ 33.751616] [] ? ipv6_rcv+0xf8/0x1cd0 [ 33.757037] [] ? ip6_input_finish+0x1550/0x1550 [ 33.763328] [] ? ip6_make_skb+0x400/0x400 [ 33.769108] [] ? ip6_input_finish+0x1550/0x1550 [ 33.775409] [] __netif_receive_skb_core+0x12d6/0x2940 [ 33.782243] [] ? dev_cpu_callback+0x660/0x660 [ 33.788365] [] ? try_to_wake_up+0x62/0xf00 [ 33.794230] [] ? mark_held_locks+0xc7/0x130 [ 33.800175] [] __netif_receive_skb+0x5b/0x1b0 [ 33.806291] [] process_backlog+0x216/0x6a0 [ 33.812155] [] ? process_backlog+0x1b2/0x6a0 [ 33.818186] [] net_rx_action+0x3a2/0xdb0 [ 33.823872] [] ? napi_complete_done+0x1f0/0x1f0 [ 33.830166] [] ? __lock_is_held+0xa2/0xf0 [ 33.835942] [] __do_softirq+0x22c/0xa1a [ 33.841550] [] ? ip6_finish_output2+0x93d/0x1ca0 [ 33.847946] [] do_softirq_own_stack+0x1c/0x30 [ 33.854060] [] do_softirq.part.16+0x54/0x60 [ 33.860747] [] __local_bh_enable_ip+0xc6/0xd0 [ 33.866878] [] ip6_finish_output2+0x970/0x1ca0 [ 33.873082] [] ? ip6_finish_output2+0x1d5/0x1ca0 [ 33.879461] [] ? ip6_sk_dst_lookup_flow+0x580/0x580 [ 33.886102] [] ? __lock_is_held+0xa2/0xf0 [ 33.891872] [] ip6_finish_output+0x3b8/0x760 [ 33.897902] [] ip6_output+0x1b8/0x520 [ 33.903328] [] ? ip6_finish_output+0x760/0x760 [ 33.909531] [] ? nf_iterate+0x210/0x210 [ 33.915128] [] ? ip6_fragment+0x3510/0x3510 [ 33.921071] [] ip6_xmit+0xc7a/0x1a00 [ 33.926407] [] ? ip6_finish_output2+0x1ca0/0x1ca0 [ 33.932880] [] ? rt6_check+0x156/0x240 [ 33.938390] [] ? ip6_pkt_prohibit_out+0x180/0x180 [ 33.944853] [] ? ip6_append_data+0x2b0/0x2b0 [ 33.950887] [] ? __lock_is_held+0xa2/0xf0 [ 33.956660] [] inet6_csk_xmit+0x245/0x490 [ 33.962436] [] ? inet6_csk_xmit+0xff/0x490 [ 33.968302] [] ? inet6_csk_update_pmtu+0x160/0x160 [ 33.974854] [] tcp_transmit_skb+0x1642/0x2bf0 [ 33.980980] [] ? __tcp_select_window+0x520/0x520 [ 33.987361] [] ? tcp_fastopen_cache_get+0x47f/0x650 [ 33.993998] [] ? sk_forced_mem_schedule+0xbc/0xe0 [ 34.000466] [] tcp_connect+0x1d3d/0x30c0 [ 34.006150] [] ? tcp_push_one+0xe0/0xe0 [ 34.011759] [] ? prandom_u32_state+0x13/0x180 [ 34.017878] [] tcp_v6_connect+0x14ae/0x1b70 [ 34.023819] [] ? tcp_v6_connect+0xf44/0x1b70 [ 34.029851] [] ? sock_sendmsg+0xcc/0x110 [ 34.035548] [] ? tcp_v6_syn_recv_sock+0x1f20/0x1f20 [ 34.042199] [] ? new_slab+0x2d3/0x380 [ 34.047635] [] __inet_stream_connect+0x2a9/0xc30 [ 34.054019] [] ? mark_held_locks+0xc7/0x130 [ 34.059961] [] ? inet_dgram_connect+0x200/0x200 [ 34.066262] [] ? kasan_kmalloc+0xc7/0xe0 [ 34.071945] [] ? tcp_sendmsg+0x14d6/0x2b00 [ 34.077801] [] ? kmem_cache_alloc_trace+0x104/0x2c0 [ 34.084448] [] tcp_sendmsg+0x1600/0x2b00 [ 34.090136] [] ? debug_check_no_locks_freed+0x210/0x210 [ 34.097124] [] ? tcp_sendpage+0x1840/0x1840 [ 34.103074] [] ? inet_sendmsg+0x143/0x4d0 [ 34.108849] [] inet_sendmsg+0x203/0x4d0 [ 34.114453] [] ? inet_sendmsg+0x73/0x4d0 [ 34.120142] [] ? inet_recvmsg+0x4c0/0x4c0 [ 34.125915] [] sock_sendmsg+0xcc/0x110 [ 34.131425] [] SYSC_sendto+0x21c/0x370 [ 34.136938] [] ? SYSC_connect+0x300/0x300 [ 34.142715] [] ? native_set_pte_at+0xe0/0xe0 [ 34.148758] [] ? do_huge_pmd_anonymous_page+0x737/0x9d0 [ 34.155752] [] ? _raw_spin_unlock+0x2c/0x50 [ 34.161705] [] ? compat_SyS_futex+0x1e1/0x2f0 [ 34.167829] [] ? compat_SyS_get_robust_list+0x310/0x310 [ 34.174814] [] SyS_sendto+0x40/0x50 [ 34.180064] [] ? SyS_getpeername+0x30/0x30 [ 34.185924] [] do_fast_syscall_32+0x326/0x8b0 [ 34.192042] [] sysenter_flags_fixed+0xd/0x17 [ 34.198067] [ 34.199666] Allocated by task 4186: [ 34.203262] [] save_stack_trace+0x26/0x50 [ 34.209151] [] save_stack+0x43/0xd0 [ 34.214518] [] kasan_kmalloc+0xc7/0xe0 [ 34.220145] [] kasan_krealloc+0x64/0x80 [ 34.225860] [] __krealloc+0x8c/0xb0 [ 34.231246] [] __nf_ct_ext_add_length+0x223/0xb50 [ 34.237843] [] __nf_ct_try_assign_helper+0x30f/0x850 [ 34.244730] [] init_conntrack+0x728/0xd40 [ 34.250623] [] nf_conntrack_in+0xde9/0x1220 [ 34.256702] [] ipv6_conntrack_local+0x95/0xf0 [ 34.262941] [] nf_iterate+0x182/0x210 [ 34.268484] [] nf_hook_slow+0x1b6/0x340 [ 34.274207] [] ip6_xmit+0xe8c/0x1a00 [ 34.279677] [] inet6_csk_xmit+0x245/0x490 [ 34.285573] [] tcp_transmit_skb+0x1642/0x2bf0 [ 34.291817] [] tcp_connect+0x1d3d/0x30c0 [ 34.297619] [] tcp_v6_connect+0x14ae/0x1b70 [ 34.303685] [] __inet_stream_connect+0x2a9/0xc30 [ 34.310203] [] tcp_sendmsg+0x1600/0x2b00 [ 34.316013] [] inet_sendmsg+0x203/0x4d0 [ 34.321729] [] sock_sendmsg+0xcc/0x110 [ 34.327361] [] SYSC_sendto+0x21c/0x370 [ 34.332995] [] SyS_sendto+0x40/0x50 [ 34.338368] [] do_fast_syscall_32+0x326/0x8b0 [ 34.344603] [] sysenter_flags_fixed+0xd/0x17 [ 34.350750] [ 34.352350] Freed by task 2604: [ 34.355598] [] save_stack_trace+0x26/0x50 [ 34.361492] [] save_stack+0x43/0xd0 [ 34.366858] [] kasan_slab_free+0x72/0xc0 [ 34.372666] [] kfree+0xf4/0x310 [ 34.377681] [] ext4_ext_map_blocks+0x99c/0x4d60 [ 34.384089] [] ext4_map_blocks+0x1cd/0x1330 [ 34.390159] [] ext4_mpage_readpages+0x9ac/0x1090 [ 34.396663] [] ext4_readpages+0xcb/0x100 [ 34.402465] [] __do_page_cache_readahead+0x483/0x630 [ 34.409306] [] ondemand_readahead+0x493/0x920 [ 34.415541] [] page_cache_sync_readahead+0xaa/0x100 [ 34.422305] [] generic_file_read_iter+0xa8e/0x11a0 [ 34.428984] [] __vfs_read+0x30a/0x3e0 [ 34.434526] [] vfs_read+0x130/0x360 [ 34.439900] [] kernel_read+0xf3/0x1a0 [ 34.445437] [] prepare_binprm+0x577/0x750 [ 34.451324] [] do_execveat_common.isra.36+0xed3/0x1f10 [ 34.458351] [] SyS_execve+0x42/0x50 [ 34.463726] [] return_from_execve+0x0/0x23 [ 34.469705] [ 34.471306] The buggy address belongs to the object at ffff8800aec36900 [ 34.471306] which belongs to the cache kmalloc-96 of size 96 [ 34.483761] The buggy address is located 2 bytes to the right of [ 34.483761] 96-byte region [ffff8800aec36900, ffff8800aec36960) [ 34.495864] 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: 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 0x000f2290: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304 Booting from Hard Disk 0... early console in decompress_kernel input_data: 0x0000000003b5126e input_len: 0x00000000014cc080 output: 0x0000000001000000 output_len: 0x0000000004008a40 run_size: 0x0000000005752000 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 4.4.138-gcf21a9a (syzkaller@ci) (gcc version 8.0.1 20180413 (experimental) (GCC) ) #62 SMP PREEMPT Tue Jun 26 00:45:58 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 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 0x000f2310-0x000f231f] mapped at [ffff8800000f2310] [ 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 0x00000000000F22D0 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 2293519564 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 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: 6579092K/7863876K available (41761K kernel code, 6302K rwdata, 9048K rodata, 1864K init, 23696K bss, 1284784K 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 [ 1.223622] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.224776] pid_max: default: 32768 minimum: 301 [ 1.225484] ACPI: Core revision 20150930 [ 1.615398] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 1.616674] Security Framework initialized [ 1.617245] SELinux: Initializing. [ 1.617903] AppArmor: AppArmor disabled by boot time parameter [ 1.618807] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.619785] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.623372] Initializing cgroup subsys io [ 1.624037] Initializing cgroup subsys freezer [ 1.624721] Initializing cgroup subsys hugetlb [ 1.625359] Initializing cgroup subsys debug [ 1.626133] CPU: Physical Processor ID: 0 [ 1.628012] mce: CPU supports 32 MCE banks [ 1.628764] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.629612] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.630518] Spectre V2 : Mitigation: Full generic retpoline [ 1.633620] Freeing SMP alternatives memory: 48K [ 1.642937] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.762904] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.764396] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.853212] x86: Booting SMP configuration: [ 1.853922] .... node #0, CPUs: #1 [ 1.854735] kvm-clock: cpu 1, msr 2:1fffd041, secondary cpu clock [ 1.859632] x86: Booted up 1 node, 2 CPUs [ 1.860212] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.864189] devtmpfs: initialized [ 1.874214] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.875625] futex hash table entries: 512 (order: 4, 65536 bytes) [ 1.877363] xor: automatically using best checksumming function: [ 1.890830] kworker/u4:0 (21) used greatest stack depth: 27424 bytes left [ 1.972881] avx : 23498.800 MB/sec [ 1.974117] RTC time: 23:54:55, date: 06/27/18 [ 1.977265] NET: Registered protocol family 16 [ 1.978413] schedtune: init normalization constants... [ 1.979169] schedtune: no energy model data [ 1.979806] schedtune: disabled! [ 2.013151] cpuidle: using governor ladder [ 2.042914] cpuidle: using governor menu [ 2.044256] ACPI: bus type PCI registered [ 2.044821] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 [ 2.047819] PCI: Using configuration type 1 for base access [ 2.492781] raid6: sse2x1 gen() 4768 MB/s [ 2.662734] raid6: sse2x1 xor() 2580 MB/s [ 2.832704] raid6: sse2x2 gen() 7573 MB/s [ 3.002659] raid6: sse2x2 xor() 4308 MB/s [ 3.172626] raid6: sse2x4 gen() 9851 MB/s [ 3.342590] raid6: sse2x4 xor() 5699 MB/s [ 3.512558] raid6: avx2x1 gen() 9391 MB/s [ 3.682512] raid6: avx2x2 gen() 14598 MB/s [ 3.852478] raid6: avx2x4 gen() 18796 MB/s [ 3.853172] raid6: using algorithm avx2x4 gen() 18796 MB/s [ 3.853929] raid6: using avx2x2 recovery algorithm [ 3.855265] ACPI: Added _OSI(Module Device) [ 3.855989] ACPI: Added _OSI(Processor Device) [ 3.856604] ACPI: Added _OSI(3.0 _SCP Extensions) [ 3.857249] ACPI: Added _OSI(Processor Aggregator Device) [ 3.883814] ACPI: Executed 2 blocks of module-level executable AML code [ 4.772417] ACPI: Interpreter enabled [ 4.773418] ACPI: (supports S0 S3 S4 S5) [ 4.773968] ACPI: Using IOAPIC for interrupt routing [ 4.775122] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 5.966788] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 5.967832] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI] [ 5.969165] acpi PNP0A03:00: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 5.970253] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 5.997711] PCI host bridge to bus 0000:00 [ 5.998413] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 5.999450] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 6.000435] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 6.001476] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 6.002626] pci_bus 0000:00: root bus resource [bus 00-ff] [ 6.041641] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 6.134001] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 6.140530] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 6.146943] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 6.153395] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 6.157194] ACPI: PCI Interrupt Link [LNKS] (IRQs *9)