[ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 30.574415] audit: type=1400 audit(1586571089.700:8): avc: denied { execmem } for pid=6122 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 30.807714] IPVS: ftp: loaded support on port[0] = 21 [ 31.977170] can: request_module (can-proto-0) failed. [ 31.987975] can: request_module (can-proto-0) failed. [ 32.018842] audit: type=1400 audit(1586571091.151:9): avc: denied { create } for pid=6101 comm="syz-fuzzer" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=dccp_socket permissive=1 Warning: Permanently added '10.128.0.138' (ECDSA) to the list of known hosts. 2020/04/11 02:11:38 parsed 1 programs 2020/04/11 02:11:38 executed programs: 0 [ 39.599867] audit: type=1400 audit(1586571098.736:10): avc: denied { execmem } for pid=6239 comm="syz-executor.1" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 39.872041] IPVS: ftp: loaded support on port[0] = 21 [ 40.631448] IPVS: ftp: loaded support on port[0] = 21 [ 40.696378] chnl_net:caif_netlink_parms(): no params data found [ 40.753504] IPVS: ftp: loaded support on port[0] = 21 [ 40.795539] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.802579] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.809548] device bridge_slave_0 entered promiscuous mode [ 40.818880] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.825423] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.834210] device bridge_slave_1 entered promiscuous mode [ 40.857371] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 40.865819] chnl_net:caif_netlink_parms(): no params data found [ 40.875833] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 40.916049] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 40.923560] team0: Port device team_slave_0 added [ 40.933335] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 40.940641] team0: Port device team_slave_1 added [ 40.948441] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 40.962383] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 40.975285] IPVS: ftp: loaded support on port[0] = 21 [ 40.995972] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.003237] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.010103] device bridge_slave_0 entered promiscuous mode [ 41.019272] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.027388] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.034919] device bridge_slave_1 entered promiscuous mode [ 41.093838] device hsr_slave_0 entered promiscuous mode [ 41.131641] device hsr_slave_1 entered promiscuous mode [ 41.178227] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.186649] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 41.195759] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 41.207034] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.238138] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.245542] team0: Port device team_slave_0 added [ 41.298139] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.307132] team0: Port device team_slave_1 added [ 41.313966] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.321742] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.338716] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.345313] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.352617] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.359473] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.369762] IPVS: ftp: loaded support on port[0] = 21 [ 41.432772] device hsr_slave_0 entered promiscuous mode [ 41.450644] device hsr_slave_1 entered promiscuous mode [ 41.493014] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 41.503969] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 41.514771] chnl_net:caif_netlink_parms(): no params data found [ 41.606765] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.613289] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.620723] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.627333] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.641641] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 41.648123] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.687214] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 41.694219] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.701984] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.712709] device bridge_slave_0 entered promiscuous mode [ 41.724788] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.732414] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.739560] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 41.748373] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.755237] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.777694] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.784463] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.792212] device bridge_slave_1 entered promiscuous mode [ 41.813724] chnl_net:caif_netlink_parms(): no params data found [ 41.824193] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 41.834894] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.846194] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.860029] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.869800] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.886836] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.900824] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 41.907957] 8021q: adding VLAN 0 to HW filter on device team0 [ 41.915171] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 41.926793] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 41.941266] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 41.949553] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 41.956880] 8021q: adding VLAN 0 to HW filter on device team0 [ 41.967569] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.975087] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.982489] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 41.990431] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.998382] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.004942] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.018412] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 42.027308] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 42.035559] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 42.046326] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.056255] IPVS: ftp: loaded support on port[0] = 21 [ 42.056432] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.068041] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.076558] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 42.084596] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.092395] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.098750] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.114034] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 42.125096] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 42.133514] team0: Port device team_slave_0 added [ 42.150508] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 42.163970] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 42.174012] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 42.182677] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 42.190933] team0: Port device team_slave_1 added [ 42.206100] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 42.214061] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 42.222430] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.231667] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.238044] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.247429] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 42.255716] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.263576] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.271972] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.279241] device bridge_slave_0 entered promiscuous mode [ 42.293764] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 42.301796] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 42.309399] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 42.319080] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 42.329332] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.337349] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.344558] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.351951] device bridge_slave_1 entered promiscuous mode [ 42.368699] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 42.393157] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 42.414367] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 42.432766] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 42.442646] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 42.452637] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 42.468766] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 42.479266] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 42.554357] device hsr_slave_0 entered promiscuous mode [ 42.600473] device hsr_slave_1 entered promiscuous mode [ 42.650572] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.658333] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 42.666612] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 42.674867] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.685612] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 42.694558] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 42.720016] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.746531] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 42.755563] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.765108] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 42.774602] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 42.784112] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 42.802562] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 42.810575] team0: Port device team_slave_0 added [ 42.816555] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 42.824520] team0: Port device team_slave_1 added [ 42.837869] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 42.851191] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 42.858126] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 42.866668] chnl_net:caif_netlink_parms(): no params data found [ 42.881562] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.916212] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 42.925823] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 42.940288] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 42.951277] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.992008] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 43.003033] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.017186] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 43.035966] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 43.046761] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 43.063914] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 43.071988] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.082690] chnl_net:caif_netlink_parms(): no params data found [ 43.144883] device hsr_slave_0 entered promiscuous mode [ 43.199988] device hsr_slave_1 entered promiscuous mode [ 43.246638] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 43.254877] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 43.273001] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 43.282827] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.297177] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 43.318957] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.326537] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.335254] device bridge_slave_0 entered promiscuous mode [ 43.342550] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 43.356851] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.377409] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.387117] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.397843] device bridge_slave_1 entered promiscuous mode [ 43.434016] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.443624] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.452779] device bridge_slave_0 entered promiscuous mode [ 43.469011] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 43.469295] kasan: CONFIG_KASAN_INLINE enabled [ 43.483469] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 43.492143] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 43.502361] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 43.508723] Modules linked in: [ 43.509034] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.512049] CPU: 0 PID: 7087 Comm: syz-executor.1 Not tainted 4.14.175-syzkaller #0 [ 43.512053] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.512057] task: ffff88809262c380 task.stack: ffff888092dd8000 [ 43.512073] RIP: 0010:do_blockdev_direct_IO+0x18f1/0x6be0 [ 43.512076] RSP: 0018:ffff888092ddf490 EFLAGS: 00010202 [ 43.512081] RAX: 0000000000000004 RBX: ffffea00024ae21c RCX: 000000000000000c [ 43.512083] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000020 [ 43.512085] RBP: ffff888092ddf7a0 R08: 0000000000000000 R09: ffff888090a1a300 [ 43.512087] R10: ffffed1012143470 R11: 0000000000000000 R12: dffffc0000000000 [ 43.512089] R13: 0000000000000000 R14: ffffea00024ae200 R15: ffff888098277a40 [ 43.512094] FS: 00007fc2a724c700(0000) GS:ffff8880aee00000(0000) knlGS:0000000000000000 [ 43.512096] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.512098] CR2: 00007efcbd91e9b0 CR3: 00000000943d0000 CR4: 00000000001406f0 [ 43.512105] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 43.512107] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 43.512109] Call Trace: [ 43.512126] ? sb_init_dio_done_wq+0x60/0x60 [ 43.512144] ? ext4_dio_get_block_unwritten_sync+0xb0/0xb0 [ 43.512152] ? ext4_direct_IO+0xfd5/0x1b80 [ 43.512161] ? lock_downgrade+0x7f0/0x7f0 [ 43.512167] __blockdev_direct_IO+0x72/0xd9 [ 43.512173] ext4_direct_IO+0x6ed/0x1b80 [ 43.512186] generic_file_direct_write+0x1ee/0x410 [ 43.512193] __generic_file_write_iter+0x270/0x580 [ 43.512204] ext4_file_write_iter+0x27a/0xe40 [ 43.512208] ? __lock_is_held+0xb5/0x140 [ 43.512215] ? ext4_file_mmap+0x260/0x260 [ 43.533099] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.535889] ? __might_sleep+0x93/0xb0 [ 43.548235] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.549807] do_iter_readv_writev+0x460/0x900 [ 43.549819] ? selinux_file_permission+0x31f/0x3e0 [ 43.549824] ? vfs_dedupe_file_range+0x800/0x800 [ 43.549829] ? rw_verify_area+0xb8/0x2b0 [ 43.549834] do_iter_write+0x12b/0x520 [ 43.549843] ? rcu_read_lock_sched_held+0x108/0x120 [ 43.549851] ? __kmalloc+0x36d/0x7b0 [ 43.549859] vfs_iter_write+0x5b/0xb0 [ 43.563653] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.563683] iter_file_splice_write+0x540/0xc20 [ 43.571126] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.578570] ? default_file_splice_read+0x820/0x820 [ 43.599171] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.601458] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 43.601465] ? __sb_start_write+0x1f3/0x2a0 [ 43.601472] SyS_splice+0x6e9/0x1580 [ 43.601479] ? put_timespec64+0xa4/0xf0 [ 43.601483] ? nsecs_to_jiffies+0x20/0x20 [ 43.601489] ? compat_SyS_vmsplice+0x1e0/0x1e0 [ 43.601497] ? do_syscall_64+0x4c/0x5b0 [ 43.601502] ? compat_SyS_vmsplice+0x1e0/0x1e0 [ 43.601505] do_syscall_64+0x1c7/0x5b0 [ 43.601509] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 43.601517] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 43.601527] RIP: 0033:0x459a59 [ 43.615594] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.616895] RSP: 002b:00007fc2a724bc78 EFLAGS: 00000246 [ 43.631673] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.634334] ORIG_RAX: 0000000000000113 [ 43.643790] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.644694] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 0000000000459a59 [ 43.653775] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 43.657439] RDX: 0000000000000007 RSI: 0000000000000000 RDI: 0000000000000004 [ 43.663703] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 43.667130] RBP: 000000000075bf20 R08: 00000000ffffffff R09: 0000000000000000 [ 43.680802] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 43.684873] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc2a724c6d4 [ 43.694917] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 43.695333] R13: 00000000004c954e R14: 00000000004dffb0 R15: 00000000ffffffff [ 43.704025] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 43.705911] Code: [ 43.712985] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 43.715665] ff [ 43.722411] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 43.724681] ff [ 43.737779] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 43.743587] 48 8b bc 24 e0 00 00 00 48 c7 c6 20 83 94 86 e8 f4 f8 e0 ff 0f 0b 48 8b 84 24 e0 00 00 00 48 8d 78 20 48 89 f8 48 c1 e8 03 <42> 80 3c 20 00 0f 85 f3 44 00 00 48 8b 9c 24 e0 00 00 00 48 8b [ 43.743671] RIP: do_blockdev_direct_IO+0x18f1/0x6be0 RSP: ffff888092ddf490 [ 43.978700] ---[ end trace 8fbed575ccc294ce ]--- [ 43.985467] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.989790] Kernel panic - not syncing: Fatal exception [ 43.994125] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.999516] Kernel Offset: disabled [ 44.010058] Rebooting in 86400 seconds..