INIT: Entering runlevel: 2 [info] Using makefile-style concurrent boot in runlevel 2. [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.46' (ECDSA) to the list of known hosts. syzkaller login: [ 28.966238] IPVS: ftp: loaded support on port[0] = 21 net.ipv6.conf.syz_tun.accept_dad = 0 net.ipv6.conf.syz_tun.router_solicitations = 0 [ 28.995973] IPVS: ftp: loaded support on port[0] = 21 net.ipv6.conf.syz_tun.accept_dad = 0 net.ipv6.conf.syz_tun.router_solicitations = 0 [ 29.035529] IPVS: ftp: loaded support on port[0] = 21 net.ipv6.conf.syz_tun.accept_dad = 0 [ 29.085692] IPVS: ftp: loaded support on port[0] = 21 net.ipv6.conf.syz_tun.router_solicitations = 0 net.ipv6.conf.syz_tun.accept_dad = 0 [ 29.139559] IPVS: ftp: loaded support on port[0] = 21 net.ipv6.conf.syz_tun.router_solicitations = 0 net.ipv6.conf.syz_tun.accept_dad = 0 [ 29.218844] IPVS: ftp: loaded support on port[0] = 21 net.ipv6.conf.syz_tun.router_solicitations = 0 net.ipv6.conf.syz_tun.accept_dad = 0 [ 29.304415] IPVS: ftp: loaded support on port[0] = 21 net.ipv6.conf.syz_tun.router_solicitations = 0 [ 29.432489] IPVS: ftp: loaded support on port[0] = 21 net.ipv6.conf.syz_tun.accept_dad = 0 RTNETLINK answers: File exists net.ipv6.conf.syz_tun.router_solicitations = 0 RTNETLINK answers: File exists net.ipv6.conf.syz_tun.accept_dad = 0 net.ipv6.conf.syz_tun.router_solicitations = 0 RTNETLINK answers: File exists RTNETLINK answers: File exists RTNETLINK answers: File exists RTNETLINK answers: Operation not supported RTNETLINK answers: File exists RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: File exists [ 30.267751] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported [ 30.320701] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready RTNETLINK answers: No buffer space available RTNETLINK answers: File exists RTNETLINK answers: No buffer space available RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported [ 30.405214] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready RTNETLINK answers: Operation not supported RTNETLINK answers: No buffer space available RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported [ 30.586756] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready RTNETLINK answers: Operation not supported [ 30.647256] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready RTNETLINK answers: No buffer space available RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: No buffer space available RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported [ 30.733527] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready RTNETLINK answers: Operation not supported RTNETLINK answers: No buffer space available RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported [ 30.937639] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: No buffer space available [ 31.030894] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: No buffer space available RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Invalid argument RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Invalid argument RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Operation not supported RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Operation not supported RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Operation not supported RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument [ 32.400511] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 32.406735] 8021q: adding VLAN 0 to HW filter on device bond0 RTNETLINK answers: Invalid argument [ 32.529739] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 32.535900] 8021q: adding VLAN 0 to HW filter on device bond0 [ 32.597880] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready RTNETLINK answers: Invalid argument [ 32.646830] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 32.653073] 8021q: adding VLAN 0 to HW filter on device bond0 [ 32.746594] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 32.752902] 8021q: adding VLAN 0 to HW filter on device bond0 [ 32.775045] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 32.847710] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 32.853997] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 32.870816] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 32.887346] protocol 0800 is buggy, dev ip6_vti0 executing program executing program [ 32.892378] ================================================================== [ 32.899832] BUG: KASAN: use-after-free in _decode_session4+0x15f0/0x1990 [ 32.906667] Read of size 1 at addr ffff8801b4117398 by task syzkaller030703/4418 [ 32.914186] [ 32.915809] CPU: 1 PID: 4418 Comm: syzkaller030703 Not tainted 4.16.0-rc7+ #5 [ 32.923068] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 32.924056] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 32.932411] Call Trace: [ 32.932435] dump_stack+0x194/0x24d executing program executing program executing program executing program executing program executing program executing program [ 32.932460] ? arch_local_irq_restore+0x53/0x53 [ 32.932471] ? show_regs_print_info+0x18/0x18 [ 32.932490] ? _decode_session4+0x15f0/0x1990 [ 32.932505] print_address_description+0x73/0x250 [ 32.932513] ? _decode_session4+0x15f0/0x1990 [ 32.932523] kasan_report+0x23c/0x360 [ 32.932538] __asan_report_load1_noabort+0x14/0x20 [ 32.932545] _decode_session4+0x15f0/0x1990 [ 32.932575] __xfrm_decode_session+0x68/0x110 [ 32.932591] vti6_tnl_xmit+0x36d/0x1820 [ 32.932605] ? dev_queue_xmit_nit+0x9b0/0xc40 [ 32.932619] ? trace_hardirqs_off+0x10/0x10 executing program executing program [ 32.932637] ? vti6_ioctl+0x940/0x940 [ 32.932685] dev_hard_start_xmit+0x24e/0xac0 [ 32.932696] ? SYSC_sendto+0x361/0x5c0 [ 32.932717] ? validate_xmit_skb_list+0x120/0x120 [ 32.932737] ? lock_acquire+0x1d5/0x580 [ 32.943341] protocol 0800 is buggy, dev ip6_vti0 [ 32.944952] ? lock_acquire+0x1d5/0x580 [ 32.944963] ? __dev_queue_xmit+0x2781/0x2fc0 [ 32.944972] ? __dev_queue_xmit+0x2fe/0x2fc0 [ 32.951191] protocol 0800 is buggy, dev ip6_vti0 [ 32.954100] ? lock_release+0xa40/0xa40 [ 32.954112] ? validate_xmit_skb+0x512/0xb00 [ 32.954127] ? netif_skb_features+0x9b0/0x9b0 [ 32.959783] protocol 0800 is buggy, dev ip6_vti0 [ 32.963442] __dev_queue_xmit+0x26bf/0x2fc0 [ 32.963471] ? netdev_pick_tx+0x2c0/0x2c0 [ 32.968837] protocol 0800 is buggy, dev ip6_vti0 [ 32.971713] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 32.971743] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 32.981467] protocol 0800 is buggy, dev ip6_vti0 [ 32.985426] ? lock_acquire+0x1d5/0x580 [ 32.985437] ? lock_acquire+0x1d5/0x580 [ 32.985456] ? refcount_add_not_zero+0x133/0x200 [ 32.990856] protocol 0800 is buggy, dev ip6_vti0 [ 32.993875] ? refcount_dec_if_one+0x20/0x20 [ 32.993889] ? check_same_owner+0x320/0x320 [ 32.993902] ? rcutorture_record_progress+0x10/0x10 [ 32.998972] protocol 0800 is buggy, dev ip6_vti0 [ 33.001988] ? refcount_add+0x24/0x60 [ 33.002003] ? skb_set_owner_w+0x232/0x330 [ 33.002019] ? sock_alloc_send_pskb+0x6ba/0x9b0 [ 33.002048] ? sock_wmalloc+0x1d0/0x1d0 [ 33.007472] protocol 0800 is buggy, dev ip6_vti0 [ 33.010300] ? dev_get_by_index+0xbf/0x170 [ 33.010312] ? lock_downgrade+0x980/0x980 [ 33.010330] ? __dev_get_by_index+0x1a0/0x1a0 [ 33.015874] protocol 0800 is buggy, dev ip6_vti0 [ 33.019095] ? cap_capable+0x1b5/0x230 [ 33.019115] ? security_capable+0x8e/0xc0 [ 33.019138] dev_queue_xmit+0x17/0x20 [ 33.173736] ? dev_queue_xmit+0x17/0x20 [ 33.177713] packet_sendmsg+0x3aed/0x60b0 [ 33.181869] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 33.187059] ? __lock_acquire+0x664/0x3e00 [ 33.191292] ? is_bpf_text_address+0xa4/0x120 [ 33.195782] ? kernel_text_address+0x102/0x140 [ 33.200381] ? lock_unpin_lock+0x218/0x3f0 [ 33.204619] ? packet_cached_dev_get+0x2b0/0x2b0 [ 33.209370] ? save_stack+0xa3/0xd0 [ 33.212990] ? save_stack+0x43/0xd0 [ 33.216608] ? kasan_kmalloc+0xad/0xe0 [ 33.220486] ? kasan_slab_alloc+0x12/0x20 [ 33.224623] ? kmem_cache_alloc+0x12e/0x760 [ 33.228939] ? get_empty_filp+0xfb/0x4f0 [ 33.232999] ? alloc_file+0x26/0x390 [ 33.236726] ? sock_alloc_file+0x1f3/0x560 [ 33.240957] ? sock_map_fd+0x34/0x90 [ 33.244665] ? SyS_socket+0x125/0x1d0 [ 33.248466] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 33.253834] ? trace_hardirqs_off+0x10/0x10 [ 33.258169] ? find_held_lock+0x35/0x1d0 [ 33.262237] ? debug_mutex_init+0x1c/0x60 [ 33.266399] ? find_held_lock+0x35/0x1d0 [ 33.270481] ? __might_fault+0x110/0x1d0 [ 33.274543] ? lock_downgrade+0x980/0x980 [ 33.278688] ? lock_release+0xa40/0xa40 [ 33.282657] ? check_same_owner+0x320/0x320 [ 33.286975] ? __check_object_size+0x8b/0x530 [ 33.291494] ? security_socket_sendmsg+0x89/0xb0 [ 33.296247] ? packet_cached_dev_get+0x2b0/0x2b0 [ 33.301008] sock_sendmsg+0xca/0x110 [ 33.304725] SYSC_sendto+0x361/0x5c0 [ 33.308450] ? SYSC_connect+0x4a0/0x4a0 [ 33.312441] ? get_unused_fd_flags+0x190/0x190 [ 33.317034] ? alloc_file+0x27e/0x390 [ 33.320835] ? _raw_spin_unlock+0x22/0x30 [ 33.324992] ? sock_alloc_file+0x2a6/0x560 [ 33.329241] ? __alloc_fd+0x750/0x750 [ 33.333048] ? fd_install+0x4d/0x60 [ 33.336676] ? sock_map_fd+0x53/0x90 [ 33.340390] ? SyS_socket+0x12d/0x1d0 [ 33.344204] ? move_addr_to_kernel+0x60/0x60 [ 33.348619] SyS_sendto+0x40/0x50 [ 33.352071] ? SyS_getpeername+0x30/0x30 [ 33.356137] do_syscall_64+0x281/0x940 [ 33.360019] ? __do_page_fault+0xc90/0xc90 [ 33.364617] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 33.369372] ? syscall_return_slowpath+0x550/0x550 [ 33.374297] ? syscall_return_slowpath+0x2ac/0x550 [ 33.379230] ? prepare_exit_to_usermode+0x350/0x350 [ 33.384249] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 33.389618] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 33.394471] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 33.399652] RIP: 0033:0x4417e9 [ 33.402831] RSP: 002b:00007ffd4f154978 EFLAGS: 00000216 ORIG_RAX: 000000000000002c [ 33.410536] RAX: ffffffffffffffda RBX: 1650e23d775d273d RCX: 00000000004417e9 [ 33.417799] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000004 [ 33.425069] RBP: 00000000004a335c R08: 0000000020000000 R09: 000000000000001c [ 33.432336] R10: 0000000000000000 R11: 0000000000000216 R12: 00007ffd4f154a50 [ 33.439603] R13: 00000000004024c0 R14: 0000000000000000 R15: 0000000000000000 [ 33.446891] [ 33.448508] Allocated by task 4418: [ 33.452133] save_stack+0x43/0xd0 [ 33.455589] kasan_kmalloc+0xad/0xe0 [ 33.459294] __kmalloc_node_track_caller+0x47/0x70 [ 33.464224] __kmalloc_reserve.isra.39+0x41/0xd0 [ 33.468979] __alloc_skb+0x13b/0x780 [ 33.472690] alloc_skb_with_frags+0x10d/0x750 [ 33.477177] sock_alloc_send_pskb+0x787/0x9b0 [ 33.481665] packet_sendmsg+0x1ece/0x60b0 [ 33.485810] sock_sendmsg+0xca/0x110 [ 33.489518] SYSC_sendto+0x361/0x5c0 [ 33.493229] SyS_sendto+0x40/0x50 [ 33.496680] do_syscall_64+0x281/0x940 [ 33.500566] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 33.505743] [ 33.507358] Freed by task 4418: [ 33.510633] save_stack+0x43/0xd0 [ 33.514078] __kasan_slab_free+0x11a/0x170 [ 33.518305] kasan_slab_free+0xe/0x10 [ 33.522097] kfree+0xd9/0x260 [ 33.525196] skb_free_head+0x74/0xb0 [ 33.528906] skb_release_data+0x58c/0x790 [ 33.533054] skb_release_all+0x4a/0x60 [ 33.536937] consume_skb+0x153/0x490 [ 33.540821] packet_rcv+0x15b/0x16c0 [ 33.544553] dev_queue_xmit_nit+0x866/0xc40 [ 33.548911] dev_hard_start_xmit+0x16b/0xac0 [ 33.553313] __dev_queue_xmit+0x26bf/0x2fc0 [ 33.557628] dev_queue_xmit+0x17/0x20 [ 33.561425] packet_sendmsg+0x3aed/0x60b0 [ 33.565573] sock_sendmsg+0xca/0x110 [ 33.569281] SYSC_sendto+0x361/0x5c0 [ 33.573012] SyS_sendto+0x40/0x50 [ 33.576485] do_syscall_64+0x281/0x940 [ 33.580370] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 33.585549] [ 33.587169] The buggy address belongs to the object at ffff8801b4117280 [ 33.587169] which belongs to the cache kmalloc-512 of size 512 [ 33.599817] The buggy address is located 280 bytes inside of [ 33.599817] 512-byte region [ffff8801b4117280, ffff8801b4117480) [ 33.611685] The buggy address belongs to the page: [ 33.616613] page:ffffea0006d045c0 count:1 mapcount:0 mapping:ffff8801b4117000 index:0x0 [ 33.621458] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 33.624747] flags: 0x2fffc0000000100(slab) [ 33.624759] raw: 02fffc0000000100 ffff8801b4117000 0000000000000000 0000000100000006 [ 33.624767] raw: ffffea0007243760 ffffea0007246a20 ffff8801dac00940 0000000000000000 [ 33.624772] page dumped because: kasan: bad access detected [ 33.624775] [ 33.624781] Memory state around the buggy address: [ 33.630854] 8021q: adding VLAN 0 to HW filter on device bond0 [ 33.635037] ffff8801b4117280: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 33.635043] ffff8801b4117300: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 33.635048] >ffff8801b4117380: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 33.635052] ^ [ 33.635057] ffff8801b4117400: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 33.635063] ffff8801b4117480: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 33.635066] ================================================================== [ 33.635069] Disabling lock debugging due to kernel taint [ 33.635105] Kernel panic - not syncing: panic_on_warn set ... [ 33.635105] [ 33.729824] CPU: 1 PID: 4418 Comm: syzkaller030703 Tainted: G B 4.16.0-rc7+ #5 [ 33.738390] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 33.747731] Call Trace: [ 33.750312] dump_stack+0x194/0x24d [ 33.753931] ? arch_local_irq_restore+0x53/0x53 [ 33.758592] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 33.763346] ? vsnprintf+0x1ed/0x1900 [ 33.767179] ? _decode_session4+0x15b0/0x1990 [ 33.771687] panic+0x1e4/0x41c [ 33.774872] ? refcount_error_report+0x214/0x214 [ 33.779619] ? add_taint+0x1c/0x50 [ 33.783146] ? add_taint+0x1c/0x50 [ 33.786681] ? _decode_session4+0x15f0/0x1990 [ 33.791174] kasan_end_report+0x50/0x50 [ 33.795144] kasan_report+0x149/0x360 [ 33.798943] __asan_report_load1_noabort+0x14/0x20 [ 33.803871] _decode_session4+0x15f0/0x1990 [ 33.808198] __xfrm_decode_session+0x68/0x110 [ 33.812690] vti6_tnl_xmit+0x36d/0x1820 [ 33.816652] ? dev_queue_xmit_nit+0x9b0/0xc40 [ 33.821139] ? trace_hardirqs_off+0x10/0x10 [ 33.825458] ? vti6_ioctl+0x940/0x940 [ 33.829269] dev_hard_start_xmit+0x24e/0xac0 [ 33.833674] ? SYSC_sendto+0x361/0x5c0 [ 33.837563] ? validate_xmit_skb_list+0x120/0x120 [ 33.842408] ? lock_acquire+0x1d5/0x580 [ 33.846380] ? lock_acquire+0x1d5/0x580 [ 33.850343] ? __dev_queue_xmit+0x2781/0x2fc0 [ 33.854831] ? __dev_queue_xmit+0x2fe/0x2fc0 [ 33.859231] ? lock_release+0xa40/0xa40 [ 33.863196] ? validate_xmit_skb+0x512/0xb00 [ 33.867597] ? netif_skb_features+0x9b0/0x9b0 [ 33.872100] __dev_queue_xmit+0x26bf/0x2fc0 [ 33.876424] ? netdev_pick_tx+0x2c0/0x2c0 [ 33.880567] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 33.885763] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 33.890940] ? lock_acquire+0x1d5/0x580 [ 33.894904] ? lock_acquire+0x1d5/0x580 [ 33.898874] ? refcount_add_not_zero+0x133/0x200 [ 33.903618] ? refcount_dec_if_one+0x20/0x20 [ 33.908020] ? check_same_owner+0x320/0x320 [ 33.912350] ? rcutorture_record_progress+0x10/0x10 [ 33.917383] ? refcount_add+0x24/0x60 [ 33.921185] ? skb_set_owner_w+0x232/0x330 [ 33.925414] ? sock_alloc_send_pskb+0x6ba/0x9b0 [ 33.930084] ? sock_wmalloc+0x1d0/0x1d0 [ 33.934054] ? dev_get_by_index+0xbf/0x170 [ 33.938282] ? lock_downgrade+0x980/0x980 [ 33.942428] ? __dev_get_by_index+0x1a0/0x1a0 [ 33.946953] ? cap_capable+0x1b5/0x230 [ 33.950845] ? security_capable+0x8e/0xc0 [ 33.954998] dev_queue_xmit+0x17/0x20 [ 33.958790] ? dev_queue_xmit+0x17/0x20 [ 33.962758] packet_sendmsg+0x3aed/0x60b0 [ 33.966904] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 33.972082] ? __lock_acquire+0x664/0x3e00 [ 33.976308] ? is_bpf_text_address+0xa4/0x120 [ 33.980796] ? kernel_text_address+0x102/0x140 [ 33.985386] ? lock_unpin_lock+0x218/0x3f0 [ 33.989620] ? packet_cached_dev_get+0x2b0/0x2b0 [ 33.994381] ? save_stack+0xa3/0xd0 [ 33.998022] ? save_stack+0x43/0xd0 [ 34.001647] ? kasan_kmalloc+0xad/0xe0 [ 34.005524] ? kasan_slab_alloc+0x12/0x20 [ 34.009663] ? kmem_cache_alloc+0x12e/0x760 [ 34.013978] ? get_empty_filp+0xfb/0x4f0 [ 34.018029] ? alloc_file+0x26/0x390 [ 34.021734] ? sock_alloc_file+0x1f3/0x560 [ 34.025959] ? sock_map_fd+0x34/0x90 [ 34.029665] ? SyS_socket+0x125/0x1d0 [ 34.033461] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 34.038821] ? trace_hardirqs_off+0x10/0x10 [ 34.043139] ? find_held_lock+0x35/0x1d0 [ 34.047194] ? debug_mutex_init+0x1c/0x60 [ 34.051377] ? find_held_lock+0x35/0x1d0 [ 34.055436] ? __might_fault+0x110/0x1d0 [ 34.059490] ? lock_downgrade+0x980/0x980 [ 34.063636] ? lock_release+0xa40/0xa40 [ 34.067604] ? check_same_owner+0x320/0x320 [ 34.071920] ? __check_object_size+0x8b/0x530 [ 34.076418] ? security_socket_sendmsg+0x89/0xb0 [ 34.081190] ? packet_cached_dev_get+0x2b0/0x2b0 [ 34.085966] sock_sendmsg+0xca/0x110 [ 34.089678] SYSC_sendto+0x361/0x5c0 [ 34.093389] ? SYSC_connect+0x4a0/0x4a0 [ 34.097364] ? get_unused_fd_flags+0x190/0x190 [ 34.101947] ? alloc_file+0x27e/0x390 [ 34.105772] ? _raw_spin_unlock+0x22/0x30 [ 34.109950] ? sock_alloc_file+0x2a6/0x560 [ 34.114184] ? __alloc_fd+0x750/0x750 [ 34.117988] ? fd_install+0x4d/0x60 [ 34.121608] ? sock_map_fd+0x53/0x90 [ 34.125319] ? SyS_socket+0x12d/0x1d0 [ 34.129119] ? move_addr_to_kernel+0x60/0x60 [ 34.133526] SyS_sendto+0x40/0x50 [ 34.134876] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 34.136969] ? SyS_getpeername+0x30/0x30 [ 34.136984] do_syscall_64+0x281/0x940 [ 34.136993] ? __do_page_fault+0xc90/0xc90 [ 34.155197] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 34.159950] ? syscall_return_slowpath+0x550/0x550 [ 34.164877] ? syscall_return_slowpath+0x2ac/0x550 [ 34.169801] ? prepare_exit_to_usermode+0x350/0x350 [ 34.174816] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 34.180177] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 34.185027] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 34.190202] RIP: 0033:0x4417e9 [ 34.193379] RSP: 002b:00007ffd4f154978 EFLAGS: 00000216 ORIG_RAX: 000000000000002c [ 34.201080] RAX: ffffffffffffffda RBX: 1650e23d775d273d RCX: 00000000004417e9 [ 34.208342] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000004 [ 34.215604] RBP: 00000000004a335c R08: 0000000020000000 R09: 000000000000001c [ 34.222864] R10: 0000000000000000 R11: 0000000000000216 R12: 00007ffd4f154a50 [ 34.230124] R13: 00000000004024c0 R14: 0000000000000000 R15: 0000000000000000 [ 34.237875] Dumping ftrace buffer: [ 34.241394] (ftrace buffer empty) [ 34.245077] Kernel Offset: disabled [ 34.248695] Rebooting in 86400 seconds..