[ 25.259334] audit: type=1800 audit(1567396126.716:24): pid=6520 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed(directio)" comm="startpar" name="sudo" dev="sda1" ino=2454 res=0 [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 25.527500] audit: type=1800 audit(1567396127.049:25): pid=6520 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed(directio)" comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 25.545910] audit: type=1800 audit(1567396127.051:26): pid=6520 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed(directio)" comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [....] 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 syzkaller login: [ 58.919220] IPVS: ftp: loaded support on port[0] = 21 Warning: Permanently added '10.128.1.5' (ECDSA) to the list of known hosts. 2019/09/02 03:49:36 parsed 1 programs 2019/09/02 03:49:36 executed programs: 0 [ 75.130831] IPv6: ADDRCONF(NETDEV_CHANGE): nr2: link becomes ready [ 75.138971] IPv6: ADDRCONF(NETDEV_CHANGE): nr4: link becomes ready [ 75.151709] IPv6: ADDRCONF(NETDEV_CHANGE): nr0: link becomes ready [ 75.163876] IPv6: ADDRCONF(NETDEV_CHANGE): nr3: link becomes ready [ 75.170011] IPVS: ftp: loaded support on port[0] = 21 [ 75.177951] IPv6: ADDRCONF(NETDEV_CHANGE): nr5: link becomes ready [ 75.191093] IPv6: ADDRCONF(NETDEV_CHANGE): nr1: link becomes ready [ 75.210256] IPVS: ftp: loaded support on port[0] = 21 [ 75.259666] chnl_net:caif_netlink_parms(): no params data found [ 75.271867] IPVS: ftp: loaded support on port[0] = 21 [ 75.338939] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.346021] bridge0: port 1(bridge_slave_0) entered disabled state [ 75.353096] device bridge_slave_0 entered promiscuous mode [ 75.362181] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.368530] bridge0: port 2(bridge_slave_1) entered disabled state [ 75.375506] device bridge_slave_1 entered promiscuous mode [ 75.385298] chnl_net:caif_netlink_parms(): no params data found [ 75.387146] IPVS: ftp: loaded support on port[0] = 21 [ 75.416710] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 75.433383] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 75.484099] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.491650] bridge0: port 1(bridge_slave_0) entered disabled state [ 75.498721] device bridge_slave_0 entered promiscuous mode [ 75.506849] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 75.515179] team0: Port device team_slave_0 added [ 75.535494] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.542243] bridge0: port 2(bridge_slave_1) entered disabled state [ 75.550470] device bridge_slave_1 entered promiscuous mode [ 75.556880] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 75.564286] team0: Port device team_slave_1 added [ 75.570127] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 75.579398] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 75.588083] chnl_net:caif_netlink_parms(): no params data found [ 75.619729] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 75.621952] IPVS: ftp: loaded support on port[0] = 21 [ 75.647352] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 75.660033] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 75.666863] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 75.718168] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 75.725415] team0: Port device team_slave_0 added [ 75.734094] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 75.741438] team0: Port device team_slave_1 added [ 75.746715] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 75.755715] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.762117] bridge0: port 2(bridge_slave_1) entered forwarding state [ 75.769103] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.775454] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.801633] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 75.815035] chnl_net:caif_netlink_parms(): no params data found [ 75.854197] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.854952] IPVS: ftp: loaded support on port[0] = 21 [ 75.867223] bridge0: port 1(bridge_slave_0) entered disabled state [ 75.874735] device bridge_slave_0 entered promiscuous mode [ 75.882860] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.890028] bridge0: port 2(bridge_slave_1) entered disabled state [ 75.897137] device bridge_slave_1 entered promiscuous mode [ 75.915557] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 75.933211] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 75.940321] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 75.948182] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 76.006010] chnl_net:caif_netlink_parms(): no params data found [ 76.014834] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 76.021994] team0: Port device team_slave_0 added [ 76.031789] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 76.038784] team0: Port device team_slave_1 added [ 76.046294] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 76.054491] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 76.078819] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.085506] bridge0: port 1(bridge_slave_0) entered disabled state [ 76.092996] device bridge_slave_0 entered promiscuous mode [ 76.114168] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.121221] bridge0: port 2(bridge_slave_1) entered disabled state [ 76.128014] device bridge_slave_1 entered promiscuous mode [ 76.147888] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 76.158051] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 76.182885] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 76.196184] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 76.210847] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.217198] bridge0: port 1(bridge_slave_0) entered disabled state [ 76.225927] device bridge_slave_0 entered promiscuous mode [ 76.232984] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.239447] bridge0: port 2(bridge_slave_1) entered forwarding state [ 76.246046] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.252426] bridge0: port 1(bridge_slave_0) entered forwarding state [ 76.272978] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.285638] bridge0: port 2(bridge_slave_1) entered disabled state [ 76.293282] device bridge_slave_1 entered promiscuous mode [ 76.309992] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 76.317176] team0: Port device team_slave_0 added [ 76.323697] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 76.331509] team0: Port device team_slave_1 added [ 76.360058] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 76.381439] bridge0: port 1(bridge_slave_0) entered disabled state [ 76.389032] bridge0: port 2(bridge_slave_1) entered disabled state [ 76.395944] bridge0: port 1(bridge_slave_0) entered disabled state [ 76.403738] bridge0: port 2(bridge_slave_1) entered disabled state [ 76.413819] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 76.434644] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 76.443181] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 76.452142] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 76.462123] 8021q: adding VLAN 0 to HW filter on device bond0 [ 76.498706] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 76.507860] chnl_net:caif_netlink_parms(): no params data found [ 76.521987] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 76.529686] team0: Port device team_slave_0 added [ 76.535329] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 76.549801] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 76.563144] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 76.570347] team0: Port device team_slave_1 added [ 76.590161] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 76.597408] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 76.609051] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 76.615136] 8021q: adding VLAN 0 to HW filter on device team0 [ 76.625412] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 76.638304] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 76.651526] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.658033] bridge0: port 1(bridge_slave_0) entered forwarding state [ 76.668319] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 76.696582] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 76.705473] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.711860] bridge0: port 2(bridge_slave_1) entered forwarding state [ 76.724506] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 76.737963] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 76.751506] 8021q: adding VLAN 0 to HW filter on device bond0 [ 76.757863] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 76.765446] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 76.773408] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 76.782197] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.788591] bridge0: port 1(bridge_slave_0) entered disabled state [ 76.795784] device bridge_slave_0 entered promiscuous mode [ 76.802444] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.808802] bridge0: port 2(bridge_slave_1) entered disabled state [ 76.815899] device bridge_slave_1 entered promiscuous mode [ 76.835172] 8021q: adding VLAN 0 to HW filter on device bond0 [ 76.848008] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 76.866054] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 76.886487] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 76.894067] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 76.901791] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 76.908875] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 76.924108] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 76.937005] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 76.945018] 8021q: adding VLAN 0 to HW filter on device team0 [ 76.953953] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 76.963859] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 76.970646] 8021q: adding VLAN 0 to HW filter on device team0 [ 76.991255] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 77.004267] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 77.013082] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 77.025472] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.031901] bridge0: port 1(bridge_slave_0) entered forwarding state [ 77.038974] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 77.046738] bridge0: port 2(bridge_slave_1) entered blocking state [ 77.053134] bridge0: port 2(bridge_slave_1) entered forwarding state [ 77.061024] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 77.068743] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 77.076964] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 77.086873] 8021q: adding VLAN 0 to HW filter on device bond0 [ 77.106696] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 77.114242] team0: Port device team_slave_0 added [ 77.132033] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 77.139556] team0: Port device team_slave_1 added [ 77.144981] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 77.156621] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 77.164378] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.170919] bridge0: port 1(bridge_slave_0) entered forwarding state [ 77.183305] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 77.192810] kasan: CONFIG_KASAN_INLINE enabled [ 77.196510] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 77.209963] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 77.217441] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 77.223696] Modules linked in: [ 77.226886] CPU: 0 PID: 6841 Comm: syz-executor.2 Not tainted 4.12.0-rc2+ #1 [ 77.234150] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.241151] 8021q: adding VLAN 0 to HW filter on device bond0 [ 77.242421] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 77.245125] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 77.245127] 8021q: adding VLAN 0 to HW filter on device team0 [ 77.267520] task: ffff88011554c300 task.stack: ffff8801185a8000 [ 77.273590] RIP: 0010:rxrpc_connect_call+0x2ae/0x4b60 [ 77.278858] RSP: 0018:ffff8801185aea00 EFLAGS: 00010206 [ 77.284213] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 00000000014000c0 [ 77.284548] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 77.284596] kobject: 'vlan0' (ffff88010e7d9980): kobject_add_internal: parent: 'mesh', set: '' [ 77.306859] RDX: 0000000000000003 RSI: ffff8801185af978 RDI: 0000000000000018 [ 77.307817] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 77.307870] kobject: 'vlan0' (ffff88011926c880): kobject_add_internal: parent: 'mesh', set: '' [ 77.329528] RBP: ffff8801185af2b8 R08: 1ffff100230b5e0b R09: 0000000000000000 [ 77.333103] kobject: 'loop1' (ffff8801263f84e0): kobject_uevent_env [ 77.333120] kobject: 'loop1' (ffff8801263f84e0): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 77.352610] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801185af6d0 [ 77.359880] R13: ffff8801185af978 R14: ffff88010b311940 R15: ffff8801185af290 [ 77.363781] kobject: 'loop5' (ffff880125d6b7e0): kobject_uevent_env [ 77.363798] kobject: 'loop5' (ffff880125d6b7e0): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 77.383018] FS: 00007f4a652b1700(0000) GS:ffff88012c000000(0000) knlGS:0000000000000000 [ 77.391230] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.397105] CR2: 0000000020000080 CR3: 000000010c355000 CR4: 00000000001406f0 [ 77.404364] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 77.411719] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 77.419252] Call Trace: [ 77.421829] ? noop_count+0x40/0x40 [ 77.425447] ? rxrpc_discard_expired_client_conns+0xae0/0xae0 [ 77.431419] ? check_usage+0x22f/0xb40 [ 77.435289] ? unwind_dump+0x4c0/0x4c0 [ 77.439153] ? trace_hardirqs_off+0x10/0x10 [ 77.443451] ? check_usage_backwards+0x3c0/0x3c0 [ 77.448196] ? is_bpf_text_address+0x60/0xe0 [ 77.452587] ? __bfs+0xaa/0x750 [ 77.455844] ? rcu_read_lock_bh_held+0xc0/0xc0 [ 77.460416] ? lockdep_on+0x50/0x50 [ 77.464027] ? __bfs+0xaa/0x750 [ 77.467282] ? is_bpf_text_address+0x7d/0xe0 [ 77.471688] ? check_irq_usage+0xb1/0xe0 [ 77.475729] ? __save_stack_trace+0x7e/0xd0 [ 77.480036] ? check_irq_usage+0xb1/0xe0 [ 77.484085] ? __lock_acquire+0x2cfc/0x3e60 [ 77.488381] ? print_bfs_bug+0x70/0x70 [ 77.492275] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 77.497476] ? __might_sleep+0x95/0x190 [ 77.501457] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 77.506748] ? mutex_lock_io_nested+0x17e0/0x17e0 [ 77.511849] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 77.517044] ? check_noncircular+0x20/0x20 [ 77.521256] ? check_noncircular+0x20/0x20 [ 77.525552] ? mark_held_locks+0xaf/0x100 [ 77.529677] ? lockdep_init_map+0xe4/0x650 [ 77.533912] ? reacquire_held_locks+0x1fd/0x3d0 [ 77.538562] ? reacquire_held_locks+0x1fd/0x3d0 [ 77.543208] ? print_usage_bug+0x3f0/0x3f0 [ 77.547512] ? find_held_lock+0x35/0x1d0 [ 77.551554] ? release_sock+0x1ab/0x270 [ 77.555591] ? lock_downgrade+0x990/0x990 [ 77.559797] ? lock_downgrade+0x990/0x990 [ 77.563934] ? mark_held_locks+0xaf/0x100 [ 77.568058] ? __local_bh_enable_ip+0x9c/0x170 [ 77.572635] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 77.577630] ? release_sock+0x1ab/0x270 [ 77.581578] ? trace_hardirqs_on+0xd/0x10 [ 77.585701] ? __local_bh_enable_ip+0x9c/0x170 [ 77.590261] ? _raw_spin_unlock_bh+0x30/0x40 [ 77.594648] ? release_sock+0x1ab/0x270 [ 77.598625] ? do_raw_write_trylock+0x190/0x190 [ 77.603280] ? __release_sock+0x340/0x340 [ 77.607405] rxrpc_new_client_call+0x94a/0x1df0 [ 77.612052] ? rxrpc_do_sendmsg+0xb3e/0x1850 [ 77.616527] ? rxrpc_release_call+0xda0/0xda0 [ 77.621000] ? lock_release+0xa70/0xa70 [ 77.624948] ? compat_start_thread+0x80/0x80 [ 77.629332] ? do_raw_spin_trylock+0x190/0x190 [ 77.633997] ? _raw_spin_unlock_irq+0x27/0x80 [ 77.638471] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 77.643528] ? check_noncircular+0x20/0x20 [ 77.647738] ? print_usage_bug+0x3f0/0x3f0 [ 77.651972] ? finish_task_switch+0x1d5/0x7e0 [ 77.656452] ? print_usage_bug+0x3f0/0x3f0 [ 77.660691] ? print_usage_bug+0x3f0/0x3f0 [ 77.664900] ? find_held_lock+0x35/0x1d0 [ 77.668942] ? lock_downgrade+0x990/0x990 [ 77.673060] ? lock_release+0xa70/0xa70 [ 77.677029] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 77.682209] ? _raw_read_unlock+0x2c/0x50 [ 77.686331] rxrpc_do_sendmsg+0xb3e/0x1850 [ 77.690549] ? rxrpc_kernel_send_data+0x5c0/0x5c0 [ 77.695367] ? __bfs+0x730/0x750 [ 77.698712] ? migrate_swap_stop+0xb60/0xb60 [ 77.703094] ? check_noncircular+0x20/0x20 [ 77.707301] ? lock_downgrade+0x990/0x990 [ 77.711444] ? print_usage_bug+0x3f0/0x3f0 [ 77.715751] ? lock_acquire+0x1e7/0x5b0 [ 77.719722] ? lock_sock_nested+0x94/0x100 [ 77.723955] ? lock_acquire+0x1e7/0x5b0 [ 77.727911] ? rxrpc_sendmsg+0xcd/0x5e0 [ 77.731865] ? mark_held_locks+0xaf/0x100 [ 77.735996] ? __local_bh_enable_ip+0x9c/0x170 [ 77.740551] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 77.745546] ? __local_bh_enable_ip+0x9c/0x170 [ 77.750107] rxrpc_sendmsg+0x3f5/0x5e0 [ 77.753999] ? __might_sleep+0x95/0x190 [ 77.758048] ? rxrpc_sock_destructor+0x1e0/0x1e0 [ 77.763087] sock_sendmsg+0xb5/0xf0 [ 77.766707] ___sys_sendmsg+0x306/0x930 [ 77.770665] ? copy_msghdr_from_user+0x550/0x550 [ 77.775400] ? __fget_light+0x2a3/0x3f0 [ 77.779366] ? fget_raw+0x10/0x10 [ 77.783214] ? release_sock+0x1ab/0x270 [ 77.787189] ? check_noncircular+0x20/0x20 [ 77.791423] ? lock_downgrade+0x990/0x990 [ 77.795556] ? find_held_lock+0x35/0x1d0 [ 77.799593] ? __fdget+0xe/0x10 [ 77.802901] __sys_sendmmsg+0x1aa/0x530 [ 77.806860] ? __sys_sendmmsg+0x1aa/0x530 [ 77.811151] ? SyS_sendmsg+0x20/0x20 [ 77.814862] ? lock_release+0xa70/0xa70 [ 77.818837] ? __schedule_bug+0x1c0/0x1c0 [ 77.822958] ? kvm_clock_get_cycles+0x9/0x10 [ 77.827347] ? ktime_get_ts64+0x1bc/0x3f0 [ 77.831498] ? SYSC_connect+0x2b1/0x530 [ 77.835444] ? copy_user_overflow+0x20/0x20 [ 77.839828] ? _copy_to_user+0x61/0x90 [ 77.843690] ? __might_fault+0x15f/0x1b0 [ 77.847814] ? SyS_clock_gettime+0x1d1/0x290 [ 77.852217] ? SyS_clock_settime+0x360/0x360 [ 77.856627] ? entry_SYSCALL_64_fastpath+0x5/0xc2 [ 77.861456] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 77.866479] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 77.871240] SyS_sendmmsg+0xd/0x20 [ 77.874936] entry_SYSCALL_64_fastpath+0x23/0xc2 [ 77.879754] RIP: 0033:0x459879 [ 77.882939] RSP: 002b:00007f4a652b0c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 77.890640] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000000459879 [ 77.905028] RDX: 0000000000000001 RSI: 0000000020005c00 RDI: 0000000000000003 [ 77.919395] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 77.931863] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 77.939113] R13: 00007fff6512468f R14: 00007f4a652b19c0 R15: 000000000075bf2c [ 77.946373] Code: f3 48 89 f0 48 c1 e8 03 80 3c 10 00 0f 85 c0 45 00 00 48 b8 00 00 00 00 00 fc ff df 49 8b 5d 00 48 8d 7b 18 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 93 45 00 00 48 8b 5b 18 48 8d bb 00 02 00 00 [ 77.965442] RIP: rxrpc_connect_call+0x2ae/0x4b60 RSP: ffff8801185aea00 [ 77.977829] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 77.979368] ---[ end trace 17b055151fd8ad6a ]--- [ 77.979373] Kernel panic - not syncing: Fatal exception [ 77.986407] Kernel Offset: disabled [ 78.000290] Rebooting in 86400 seconds..