[ 53.503382][ T23] audit: type=1800 audit(1571951929.574:25): pid=8382 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 53.524185][ T23] audit: type=1800 audit(1571951929.584:26): pid=8382 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 53.562376][ T23] audit: type=1800 audit(1571951929.584:27): pid=8382 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [ 53.940321][ T8445] sshd (8445) used greatest stack depth: 22888 bytes left [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.15.214' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program syzkaller login: [ 82.385087][ T8557] ================================================================== [ 82.393322][ T8557] BUG: KASAN: use-after-free in nf_ct_deliver_cached_events+0x5c3/0x6d0 [ 82.401629][ T8557] Read of size 1 at addr ffff88809b955204 by task syz-executor245/8557 [ 82.409841][ T8557] [ 82.412155][ T8557] CPU: 1 PID: 8557 Comm: syz-executor245 Not tainted 5.4.0-rc4-next-20191024 #0 [ 82.421186][ T8557] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.431232][ T8557] Call Trace: [ 82.434510][ T8557] dump_stack+0x172/0x1f0 [ 82.438836][ T8557] ? nf_ct_deliver_cached_events+0x5c3/0x6d0 [ 82.444795][ T8557] print_address_description.constprop.0.cold+0xd4/0x30b [ 82.451793][ T8557] ? nf_ct_deliver_cached_events+0x5c3/0x6d0 [ 82.457754][ T8557] ? nf_ct_deliver_cached_events+0x5c3/0x6d0 [ 82.463714][ T8557] __kasan_report.cold+0x1b/0x41 [ 82.468631][ T8557] ? nf_ct_deliver_cached_events+0x5c3/0x6d0 [ 82.474594][ T8557] kasan_report+0x12/0x20 [ 82.478912][ T8557] __asan_report_load1_noabort+0x14/0x20 [ 82.484536][ T8557] nf_ct_deliver_cached_events+0x5c3/0x6d0 [ 82.490349][ T8557] ? nf_ct_expect_unregister_notifier+0x140/0x140 [ 82.496747][ T8557] nf_confirm+0x3d8/0x4d0 [ 82.501064][ T8557] ipv4_confirm+0x14c/0x240 [ 82.505560][ T8557] nf_hook_slow+0xbc/0x1e0 [ 82.509995][ T8557] ip_output+0x40d/0x670 [ 82.514215][ T8557] ? ip_mc_output+0xf60/0xf60 [ 82.518874][ T8557] ? __ip_finish_output+0xbd0/0xbd0 [ 82.524061][ T8557] ? ip_make_skb+0x1b1/0x2c0 [ 82.528629][ T8557] ? ip_reply_glue_bits+0xc0/0xc0 [ 82.533632][ T8557] ip_local_out+0xbb/0x1b0 [ 82.538037][ T8557] ip_send_skb+0x42/0xf0 [ 82.542257][ T8557] udp_send_skb.isra.0+0x6d5/0x11b0 [ 82.547434][ T8557] ? xfrm_lookup_route+0x5b/0x1e0 [ 82.552451][ T8557] udp_sendmsg+0x1e8f/0x2810 [ 82.557025][ T8557] ? ip_reply_glue_bits+0xc0/0xc0 [ 82.562027][ T8557] ? udp_unicast_rcv_skb.isra.0+0x360/0x360 [ 82.567914][ T8557] ? tomoyo_unix_entry+0x5d0/0x5d0 [ 82.573014][ T8557] ? ___might_sleep+0x163/0x2c0 [ 82.577847][ T8557] ? debug_lockdep_rcu_enabled+0x71/0xa0 [ 82.583454][ T8557] ? aa_sk_perm+0x288/0x870 [ 82.588213][ T8557] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 82.593756][ T8557] inet_sendmsg+0x9e/0xe0 [ 82.598067][ T8557] ? inet_sendmsg+0x9e/0xe0 [ 82.602554][ T8557] ? inet_send_prepare+0x4e0/0x4e0 [ 82.607645][ T8557] sock_sendmsg+0xd7/0x130 [ 82.612040][ T8557] kernel_sendmsg+0x44/0x50 [ 82.616522][ T8557] rxrpc_send_data_packet+0x10cb/0x36b0 [ 82.622048][ T8557] ? __lock_acquire+0x16f2/0x4a00 [ 82.627057][ T8557] ? rxrpc_send_abort_packet+0xe70/0xe70 [ 82.632682][ T8557] ? rcu_lockdep_current_cpu_online+0xe3/0x130 [ 82.638825][ T8557] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 82.644362][ T8557] ? rxrpc_get_connection+0xa3/0x380 [ 82.649627][ T8557] rxrpc_send_data+0x1097/0x4130 [ 82.654567][ T8557] ? rxrpc_send_data+0x1097/0x4130 [ 82.659674][ T8557] ? rxrpc_kernel_abort_call+0x8b0/0x8b0 [ 82.665296][ T8557] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 82.670819][ T8557] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 82.676775][ T8557] ? _raw_spin_unlock_bh+0x2c/0x30 [ 82.681882][ T8557] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 82.688102][ T8557] ? rxrpc_new_client_call+0xc31/0x1ad0 [ 82.693625][ T8557] ? rxrpc_put_peer+0x106/0x760 [ 82.698465][ T8557] rxrpc_do_sendmsg+0xb8e/0x1d5f [ 82.703394][ T8557] ? rxrpc_kernel_send_data+0x4e0/0x4e0 [ 82.708914][ T8557] ? mutex_unlock+0xd/0x10 [ 82.713325][ T8557] ? __local_bh_enable_ip+0x15a/0x270 [ 82.718676][ T8557] rxrpc_sendmsg+0x4d6/0x5f0 [ 82.723252][ T8557] ? rxrpc_kernel_probe_life+0x40/0x40 [ 82.728696][ T8557] sock_sendmsg+0xd7/0x130 [ 82.733088][ T8557] ___sys_sendmsg+0x3e2/0x920 [ 82.737742][ T8557] ? copy_msghdr_from_user+0x440/0x440 [ 82.743175][ T8557] ? __kasan_check_read+0x11/0x20 [ 82.748180][ T8557] ? __lock_acquire+0x16f2/0x4a00 [ 82.753197][ T8557] ? mark_held_locks+0xf0/0xf0 [ 82.757947][ T8557] ? __kasan_check_read+0x11/0x20 [ 82.762952][ T8557] ? __lock_acquire+0x16f2/0x4a00 [ 82.767953][ T8557] ? __lock_acquire+0x16f2/0x4a00 [ 82.772955][ T8557] ? release_sock+0x20/0x1c0 [ 82.777530][ T8557] ? reacquire_held_locks+0x208/0x510 [ 82.782886][ T8557] ? release_sock+0x156/0x1c0 [ 82.787540][ T8557] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 82.793758][ T8557] ? __fget_light+0x1a9/0x230 [ 82.798415][ T8557] ? __fdget+0x1b/0x20 [ 82.802464][ T8557] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 82.808681][ T8557] ? sockfd_lookup_light+0xcb/0x180 [ 82.813860][ T8557] __sys_sendmmsg+0x1bf/0x4d0 [ 82.818516][ T8557] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 82.824398][ T8557] ? _raw_spin_unlock_bh+0x2c/0x30 [ 82.829494][ T8557] ? __sys_connect+0x12d/0x330 [ 82.834238][ T8557] ? __ia32_sys_accept+0xb0/0xb0 [ 82.839158][ T8557] ? up_read+0x1cd/0x810 [ 82.843394][ T8557] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 82.849626][ T8557] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 82.855080][ T8557] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 82.860525][ T8557] ? do_syscall_64+0x26/0x760 [ 82.865179][ T8557] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.871220][ T8557] ? do_syscall_64+0x26/0x760 [ 82.875874][ T8557] __x64_sys_sendmmsg+0x9d/0x100 [ 82.880802][ T8557] do_syscall_64+0xfa/0x760 [ 82.885286][ T8557] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.891151][ T8557] RIP: 0033:0x441279 [ 82.895026][ T8557] Code: e8 fc ab 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 9b 09 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 82.914613][ T8557] RSP: 002b:00007fffcbb84fa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 82.923021][ T8557] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441279 [ 82.930972][ T8557] RDX: 0000000000000001 RSI: 0000000020005c00 RDI: 0000000000000003 [ 82.938920][ T8557] RBP: 00000000000141b6 R08: 00000000004002c8 R09: 00000000004002c8 [ 82.946866][ T8557] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000004020a0 [ 82.954814][ T8557] R13: 0000000000402130 R14: 0000000000000000 R15: 0000000000000000 [ 82.962768][ T8557] [ 82.965077][ T8557] Allocated by task 8557: [ 82.969387][ T8557] save_stack+0x23/0x90 [ 82.973519][ T8557] __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 82.979125][ T8557] kasan_krealloc+0x84/0xc0 [ 82.983609][ T8557] krealloc+0xa6/0xd0 [ 82.987576][ T8557] nf_ct_ext_add+0x2c7/0x630 [ 82.992177][ T8557] init_conntrack.isra.0+0x5ed/0x11a0 [ 82.997535][ T8557] nf_conntrack_in+0xd94/0x1460 [ 83.002362][ T8557] ipv4_conntrack_local+0x127/0x220 [ 83.007539][ T8557] nf_hook_slow+0xbc/0x1e0 [ 83.011936][ T8557] __ip_local_out+0x403/0x870 [ 83.016590][ T8557] ip_local_out+0x2d/0x1b0 [ 83.020984][ T8557] ip_send_skb+0x42/0xf0 [ 83.025204][ T8557] udp_send_skb.isra.0+0x6d5/0x11b0 [ 83.030381][ T8557] udp_sendmsg+0x1e8f/0x2810 [ 83.034948][ T8557] inet_sendmsg+0x9e/0xe0 [ 83.039252][ T8557] sock_sendmsg+0xd7/0x130 [ 83.043644][ T8557] kernel_sendmsg+0x44/0x50 [ 83.048130][ T8557] rxrpc_send_data_packet+0x10cb/0x36b0 [ 83.053648][ T8557] rxrpc_send_data+0x1097/0x4130 [ 83.058561][ T8557] rxrpc_do_sendmsg+0xb8e/0x1d5f [ 83.063476][ T8557] rxrpc_sendmsg+0x4d6/0x5f0 [ 83.068046][ T8557] sock_sendmsg+0xd7/0x130 [ 83.072437][ T8557] ___sys_sendmsg+0x3e2/0x920 [ 83.077091][ T8557] __sys_sendmmsg+0x1bf/0x4d0 [ 83.081751][ T8557] __x64_sys_sendmmsg+0x9d/0x100 [ 83.086667][ T8557] do_syscall_64+0xfa/0x760 [ 83.091147][ T8557] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.097107][ T8557] [ 83.099411][ T8557] Freed by task 8557: [ 83.103368][ T8557] save_stack+0x23/0x90 [ 83.107499][ T8557] __kasan_slab_free+0x102/0x150 [ 83.112424][ T8557] kasan_slab_free+0xe/0x10 [ 83.116902][ T8557] kfree+0x10a/0x2c0 [ 83.120772][ T8557] nf_ct_ext_destroy+0x2ab/0x2e0 [ 83.125682][ T8557] nf_conntrack_free+0x8f/0xe0 [ 83.130419][ T8557] destroy_conntrack+0x1a2/0x270 [ 83.135334][ T8557] nf_conntrack_destroy+0xed/0x230 [ 83.140432][ T8557] __nf_conntrack_confirm+0x21ca/0x2830 [ 83.145950][ T8557] nf_confirm+0x3e7/0x4d0 [ 83.150264][ T8557] ipv4_confirm+0x14c/0x240 [ 83.154742][ T8557] nf_hook_slow+0xbc/0x1e0 [ 83.159133][ T8557] ip_output+0x40d/0x670 [ 83.163364][ T8557] ip_local_out+0xbb/0x1b0 [ 83.167763][ T8557] ip_send_skb+0x42/0xf0 [ 83.171980][ T8557] udp_send_skb.isra.0+0x6d5/0x11b0 [ 83.177155][ T8557] udp_sendmsg+0x1e8f/0x2810 [ 83.181720][ T8557] inet_sendmsg+0x9e/0xe0 [ 83.186031][ T8557] sock_sendmsg+0xd7/0x130 [ 83.190425][ T8557] kernel_sendmsg+0x44/0x50 [ 83.194912][ T8557] rxrpc_send_data_packet+0x10cb/0x36b0 [ 83.200530][ T8557] rxrpc_send_data+0x1097/0x4130 [ 83.205442][ T8557] rxrpc_do_sendmsg+0xb8e/0x1d5f [ 83.210355][ T8557] rxrpc_sendmsg+0x4d6/0x5f0 [ 83.214923][ T8557] sock_sendmsg+0xd7/0x130 [ 83.219324][ T8557] ___sys_sendmsg+0x3e2/0x920 [ 83.223976][ T8557] __sys_sendmmsg+0x1bf/0x4d0 [ 83.228627][ T8557] __x64_sys_sendmmsg+0x9d/0x100 [ 83.233717][ T8557] do_syscall_64+0xfa/0x760 [ 83.238199][ T8557] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.244060][ T8557] [ 83.246371][ T8557] The buggy address belongs to the object at ffff88809b955200 [ 83.246371][ T8557] which belongs to the cache kmalloc-128 of size 128 [ 83.260410][ T8557] The buggy address is located 4 bytes inside of [ 83.260410][ T8557] 128-byte region [ffff88809b955200, ffff88809b955280) [ 83.273479][ T8557] The buggy address belongs to the page: [ 83.279088][ T8557] page:ffffea00026e5540 refcount:1 mapcount:0 mapping:ffff8880aa400700 index:0x0 [ 83.288174][ T8557] flags: 0x1fffc0000000200(slab) [ 83.293100][ T8557] raw: 01fffc0000000200 ffffea0002867b48 ffffea0002a3df88 ffff8880aa400700 [ 83.301674][ T8557] raw: 0000000000000000 ffff88809b955000 0000000100000010 0000000000000000 [ 83.310228][ T8557] page dumped because: kasan: bad access detected [ 83.316784][ T8557] [ 83.319089][ T8557] Memory state around the buggy address: [ 83.324708][ T8557] ffff88809b955100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 83.332794][ T8557] ffff88809b955180: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 83.340844][ T8557] >ffff88809b955200: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 83.348879][ T8557] ^ [ 83.352927][ T8557] ffff88809b955280: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 83.361138][ T8557] ffff88809b955300: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 83.369219][ T8557] ================================================================== [ 83.377258][ T8557] Disabling lock debugging due to kernel taint [ 83.384749][ T8557] Kernel panic - not syncing: panic_on_warn set ... [ 83.391353][ T8557] CPU: 1 PID: 8557 Comm: syz-executor245 Tainted: G B 5.4.0-rc4-next-20191024 #0 [ 83.401747][ T8557] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 83.411787][ T8557] Call Trace: [ 83.415084][ T8557] dump_stack+0x172/0x1f0 [ 83.419403][ T8557] panic+0x2e3/0x75c [ 83.423310][ T8557] ? add_taint.cold+0x16/0x16 [ 83.427972][ T8557] ? nf_ct_deliver_cached_events+0x5c3/0x6d0 [ 83.433941][ T8557] ? preempt_schedule+0x4b/0x60 [ 83.438771][ T8557] ? ___preempt_schedule+0x16/0x18 [ 83.444044][ T8557] ? trace_hardirqs_on+0x5e/0x240 [ 83.449057][ T8557] ? nf_ct_deliver_cached_events+0x5c3/0x6d0 [ 83.455023][ T8557] end_report+0x47/0x4f [ 83.459163][ T8557] ? nf_ct_deliver_cached_events+0x5c3/0x6d0 [ 83.465118][ T8557] __kasan_report.cold+0xe/0x41 [ 83.469946][ T8557] ? nf_ct_deliver_cached_events+0x5c3/0x6d0 [ 83.475899][ T8557] kasan_report+0x12/0x20 [ 83.480207][ T8557] __asan_report_load1_noabort+0x14/0x20 [ 83.485814][ T8557] nf_ct_deliver_cached_events+0x5c3/0x6d0 [ 83.491597][ T8557] ? nf_ct_expect_unregister_notifier+0x140/0x140 [ 83.497996][ T8557] nf_confirm+0x3d8/0x4d0 [ 83.502301][ T8557] ipv4_confirm+0x14c/0x240 [ 83.506786][ T8557] nf_hook_slow+0xbc/0x1e0 [ 83.511177][ T8557] ip_output+0x40d/0x670 [ 83.515393][ T8557] ? ip_mc_output+0xf60/0xf60 [ 83.520045][ T8557] ? __ip_finish_output+0xbd0/0xbd0 [ 83.525214][ T8557] ? ip_make_skb+0x1b1/0x2c0 [ 83.529781][ T8557] ? ip_reply_glue_bits+0xc0/0xc0 [ 83.534783][ T8557] ip_local_out+0xbb/0x1b0 [ 83.539180][ T8557] ip_send_skb+0x42/0xf0 [ 83.543396][ T8557] udp_send_skb.isra.0+0x6d5/0x11b0 [ 83.548569][ T8557] ? xfrm_lookup_route+0x5b/0x1e0 [ 83.553570][ T8557] udp_sendmsg+0x1e8f/0x2810 [ 83.558144][ T8557] ? ip_reply_glue_bits+0xc0/0xc0 [ 83.563149][ T8557] ? udp_unicast_rcv_skb.isra.0+0x360/0x360 [ 83.569016][ T8557] ? tomoyo_unix_entry+0x5d0/0x5d0 [ 83.574106][ T8557] ? ___might_sleep+0x163/0x2c0 [ 83.578934][ T8557] ? debug_lockdep_rcu_enabled+0x71/0xa0 [ 83.584544][ T8557] ? aa_sk_perm+0x288/0x870 [ 83.589043][ T8557] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 83.594574][ T8557] inet_sendmsg+0x9e/0xe0 [ 83.598879][ T8557] ? inet_sendmsg+0x9e/0xe0 [ 83.603371][ T8557] ? inet_send_prepare+0x4e0/0x4e0 [ 83.608461][ T8557] sock_sendmsg+0xd7/0x130 [ 83.612853][ T8557] kernel_sendmsg+0x44/0x50 [ 83.617346][ T8557] rxrpc_send_data_packet+0x10cb/0x36b0 [ 83.623304][ T8557] ? __lock_acquire+0x16f2/0x4a00 [ 83.628323][ T8557] ? rxrpc_send_abort_packet+0xe70/0xe70 [ 83.633941][ T8557] ? rcu_lockdep_current_cpu_online+0xe3/0x130 [ 83.640073][ T8557] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 83.645599][ T8557] ? rxrpc_get_connection+0xa3/0x380 [ 83.650867][ T8557] rxrpc_send_data+0x1097/0x4130 [ 83.655787][ T8557] ? rxrpc_send_data+0x1097/0x4130 [ 83.660895][ T8557] ? rxrpc_kernel_abort_call+0x8b0/0x8b0 [ 83.666501][ T8557] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 83.672020][ T8557] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 83.677972][ T8557] ? _raw_spin_unlock_bh+0x2c/0x30 [ 83.683061][ T8557] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 83.689277][ T8557] ? rxrpc_new_client_call+0xc31/0x1ad0 [ 83.698358][ T8557] ? rxrpc_put_peer+0x106/0x760 [ 83.703181][ T8557] rxrpc_do_sendmsg+0xb8e/0x1d5f [ 83.708092][ T8557] ? rxrpc_kernel_send_data+0x4e0/0x4e0 [ 83.713621][ T8557] ? mutex_unlock+0xd/0x10 [ 83.718026][ T8557] ? __local_bh_enable_ip+0x15a/0x270 [ 83.723378][ T8557] rxrpc_sendmsg+0x4d6/0x5f0 [ 83.727948][ T8557] ? rxrpc_kernel_probe_life+0x40/0x40 [ 83.733384][ T8557] sock_sendmsg+0xd7/0x130 [ 83.737778][ T8557] ___sys_sendmsg+0x3e2/0x920 [ 83.742459][ T8557] ? copy_msghdr_from_user+0x440/0x440 [ 83.747897][ T8557] ? __kasan_check_read+0x11/0x20 [ 83.752910][ T8557] ? __lock_acquire+0x16f2/0x4a00 [ 83.757912][ T8557] ? mark_held_locks+0xf0/0xf0 [ 83.762650][ T8557] ? __kasan_check_read+0x11/0x20 [ 83.767645][ T8557] ? __lock_acquire+0x16f2/0x4a00 [ 83.772643][ T8557] ? __lock_acquire+0x16f2/0x4a00 [ 83.777654][ T8557] ? release_sock+0x20/0x1c0 [ 83.782216][ T8557] ? reacquire_held_locks+0x208/0x510 [ 83.787563][ T8557] ? release_sock+0x156/0x1c0 [ 83.792213][ T8557] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 83.798686][ T8557] ? __fget_light+0x1a9/0x230 [ 83.804376][ T8557] ? __fdget+0x1b/0x20 [ 83.808417][ T8557] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 83.814631][ T8557] ? sockfd_lookup_light+0xcb/0x180 [ 83.819806][ T8557] __sys_sendmmsg+0x1bf/0x4d0 [ 83.824456][ T8557] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 83.829455][ T8557] ? _raw_spin_unlock_bh+0x2c/0x30 [ 83.834567][ T8557] ? __sys_connect+0x12d/0x330 [ 83.839308][ T8557] ? __ia32_sys_accept+0xb0/0xb0 [ 83.844218][ T8557] ? up_read+0x1cd/0x810 [ 83.848440][ T8557] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 83.854656][ T8557] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 83.860087][ T8557] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 83.865532][ T8557] ? do_syscall_64+0x26/0x760 [ 83.870184][ T8557] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.876222][ T8557] ? do_syscall_64+0x26/0x760 [ 83.880911][ T8557] __x64_sys_sendmmsg+0x9d/0x100 [ 83.885826][ T8557] do_syscall_64+0xfa/0x760 [ 83.890312][ T8557] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.896175][ T8557] RIP: 0033:0x441279 [ 83.900057][ T8557] Code: e8 fc ab 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 9b 09 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 83.919635][ T8557] RSP: 002b:00007fffcbb84fa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 83.928020][ T8557] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441279 [ 83.935979][ T8557] RDX: 0000000000000001 RSI: 0000000020005c00 RDI: 0000000000000003 [ 83.943927][ T8557] RBP: 00000000000141b6 R08: 00000000004002c8 R09: 00000000004002c8 [ 83.951882][ T8557] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000004020a0 [ 83.959828][ T8557] R13: 0000000000402130 R14: 0000000000000000 R15: 0000000000000000 [ 83.970574][ T8557] Kernel Offset: disabled [ 83.974894][ T8557] Rebooting in 86400 seconds..