[ 52.699721] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.706232] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.713128] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.719502] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.074834] 8021q: adding VLAN 0 to HW filter on device bond0 [ 53.140832] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 53.149202] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 53.181850] 8021q: adding VLAN 0 to HW filter on device team0 [ 53.306937] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 53.639777] tipc: TX() has been purged, node left! [ 54.925512] device bridge_slave_1 left promiscuous mode [ 54.931213] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.943543] device bridge_slave_0 left promiscuous mode [ 54.949056] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.955389] team0 (unregistering): Port device team_slave_1 removed [ 55.965490] team0 (unregistering): Port device team_slave_0 removed [ 55.976316] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 55.989392] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 56.023808] bond0 (unregistering): Released all slaves Warning: Permanently added '10.128.0.213' (ECDSA) to the list of known hosts. 2020/01/13 01:03:56 parsed 1 programs 2020/01/13 01:03:56 executed programs: 0 [ 60.425261] IPVS: ftp: loaded support on port[0] = 21 [ 60.447801] IPVS: ftp: loaded support on port[0] = 21 [ 60.486006] IPVS: ftp: loaded support on port[0] = 21 [ 60.487756] IPVS: ftp: loaded support on port[0] = 21 [ 60.497900] IPVS: ftp: loaded support on port[0] = 21 [ 60.514260] IPVS: ftp: loaded support on port[0] = 21 [ 60.906011] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.912634] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.920111] device bridge_slave_0 entered promiscuous mode [ 60.968594] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.975161] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.990099] device bridge_slave_0 entered promiscuous mode [ 61.001896] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.008314] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.015624] device bridge_slave_1 entered promiscuous mode [ 61.028160] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.034598] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.045909] device bridge_slave_0 entered promiscuous mode [ 61.061506] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.067935] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.083495] device bridge_slave_1 entered promiscuous mode [ 61.108727] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.115150] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.122436] device bridge_slave_1 entered promiscuous mode [ 61.133597] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.140000] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.148281] device bridge_slave_0 entered promiscuous mode [ 61.170979] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.177461] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.186200] device bridge_slave_0 entered promiscuous mode [ 61.199732] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.206143] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.217987] device bridge_slave_1 entered promiscuous mode [ 61.234848] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.241405] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.249025] device bridge_slave_1 entered promiscuous mode [ 61.259260] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.265770] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.277956] device bridge_slave_0 entered promiscuous mode [ 61.297896] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.336132] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.361979] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.368413] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.384055] device bridge_slave_1 entered promiscuous mode [ 61.404124] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.425140] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.469341] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.484915] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.498349] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.510966] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.555445] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.579320] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.601515] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.634604] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.651416] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.661422] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.681208] team0: Port device team_slave_0 added [ 61.704310] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.712809] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.742243] team0: Port device team_slave_1 added [ 61.754397] team0: Port device team_slave_0 added [ 61.775854] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.803335] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.813638] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.833418] team0: Port device team_slave_0 added [ 61.841079] team0: Port device team_slave_1 added [ 61.849206] team0: Port device team_slave_0 added [ 61.859569] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.877777] team0: Port device team_slave_0 added [ 61.890925] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.902121] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.910202] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.918328] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.936098] team0: Port device team_slave_1 added [ 61.943007] team0: Port device team_slave_1 added [ 61.950875] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.959856] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.982882] team0: Port device team_slave_1 added [ 61.996020] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.011238] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.030414] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.038202] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.046395] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.058070] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.066489] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.079132] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.091341] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.104195] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.133085] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.149875] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.163360] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.173934] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.181663] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.189518] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.204007] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.221175] team0: Port device team_slave_0 added [ 62.237171] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.245387] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.254543] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.262529] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.274348] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.282275] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.297102] team0: Port device team_slave_1 added [ 62.320531] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.339612] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.365963] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.422158] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.477422] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.491253] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.515270] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.526048] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.671504] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.677918] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.684551] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.691029] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.743775] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.750213] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.757130] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.763514] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.795321] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.801745] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.808398] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.814864] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.841492] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.847923] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.854589] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.860971] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.882728] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.889142] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.895840] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.902230] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.112984] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.119414] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.126081] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.132472] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.610991] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 63.623187] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 63.633787] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 63.641067] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 63.648536] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 63.656011] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 64.373075] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.561397] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.577145] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.594044] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.640187] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.670448] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.680786] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.804129] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.852546] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.900283] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.912042] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.937815] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.950062] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.965860] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.987924] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.997583] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 65.005340] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 65.113384] 8021q: adding VLAN 0 to HW filter on device team0 [ 65.145976] 8021q: adding VLAN 0 to HW filter on device team0 [ 65.159215] 8021q: adding VLAN 0 to HW filter on device team0 [ 65.177504] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 65.185248] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 65.205466] 8021q: adding VLAN 0 to HW filter on device team0 [ 65.303961] 8021q: adding VLAN 0 to HW filter on device team0 [ 65.781237] XFS (loop0): Mounting V4 Filesystem [ 65.809094] XFS (loop0): Log size 9371840 blocks too large, maximum size is 1048576 blocks [ 65.817716] XFS (loop0): Log size out of supported range. [ 65.823315] XFS (loop0): Continuing onwards, but if log hangs are experienced then please report this message in the bug report. [ 65.873392] XFS (loop0): totally zeroed log [ 65.879475] XFS (loop0): Metadata corruption detected at xfs_agi_verify+0x2ab/0x440, xfs_agi block 0x2 [ 65.889331] XFS (loop0): Unmount and run xfs_repair [ 65.894441] XFS (loop0): First 128 bytes of corrupted metadata buffer: [ 65.901145] 00000000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 65.909327] 00000010: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 65.917828] 00000020: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 65.926812] 00000030: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 65.935031] 00000040: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 65.943223] 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 65.951419] 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 65.959609] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [ 65.968009] XFS (loop0): metadata I/O error in "xfs_trans_read_buf_map" at daddr 0x2 len 1 error 117 [ 65.977757] XFS (loop0): xfs_imap_lookup: xfs_ialloc_read_agi() returned error -117, agno 0 [ 65.986470] XFS (loop0): Failed to read root inode 0x80, error 117 [ 66.185071] XFS (loop5): Filesystem has duplicate UUID 984f0b50-42b6-4b06-bc86-cba3e6cc3f80 - can't mount [ 66.221780] XFS (loop2): Filesystem has duplicate UUID 984f0b50-42b6-4b06-bc86-cba3e6cc3f80 - can't mount [ 66.271618] XFS (loop4): Filesystem has duplicate UUID 984f0b50-42b6-4b06-bc86-cba3e6cc3f80 - can't mount [ 66.342137] XFS (loop2): Filesystem has duplicate UUID 984f0b50-42b6-4b06-bc86-cba3e6cc3f80 - can't mount [ 66.354073] XFS (loop1): Filesystem has duplicate UUID 984f0b50-42b6-4b06-bc86-cba3e6cc3f80 - can't mount [ 66.387045] XFS (loop3): Filesystem has duplicate UUID 984f0b50-42b6-4b06-bc86-cba3e6cc3f80 - can't mount 2020/01/13 01:04:02 executed programs: 6 [ 66.431248] XFS (loop5): Filesystem has duplicate UUID 984f0b50-42b6-4b06-bc86-cba3e6cc3f80 - can't mount [ 66.465447] XFS (loop4): Filesystem has duplicate UUID 984f0b50-42b6-4b06-bc86-cba3e6cc3f80 - can't mount [ 66.506142] XFS (loop1): Filesystem has duplicate UUID 984f0b50-42b6-4b06-bc86-cba3e6cc3f80 - can't mount [ 66.644313] XFS (loop3): Filesystem has duplicate UUID 984f0b50-42b6-4b06-bc86-cba3e6cc3f80 - can't mount [ 66.660386] XFS (loop2): Filesystem has duplicate UUID 984f0b50-42b6-4b06-bc86-cba3e6cc3f80 - can't mount [ 66.672569] XFS (loop4): Filesystem has duplicate UUID 984f0b50-42b6-4b06-bc86-cba3e6cc3f80 - can't mount [ 66.685457] XFS (loop5): Filesystem has duplicate UUID 984f0b50-42b6-4b06-bc86-cba3e6cc3f80 - can't mount [ 66.828263] XFS (loop3): Filesystem has duplicate UUID 984f0b50-42b6-4b06-bc86-cba3e6cc3f80 - can't mount [ 66.843246] XFS (loop2): Filesystem has duplicate UUID 984f0b50-42b6-4b06-bc86-cba3e6cc3f80 - can't mount [ 66.895882] XFS (loop5): Filesystem has duplicate UUID 984f0b50-42b6-4b06-bc86-cba3e6cc3f80 - can't mount [ 206.202877] INFO: task syz-executor:5891 blocked for more than 122 seconds. [ 206.210250] Not tainted 5.5.0-rc5-syzkaller #0 [ 206.215403] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 206.223568] syz-executor D26232 5891 4550 0x00004004 [ 206.229259] Call Trace: [ 206.231885] __schedule+0x895/0x1900 [ 206.235638] ? __sched_text_start+0x8/0x8 [ 206.239824] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 206.244718] schedule+0xc0/0x2b0 [ 206.248129] xlog_grant_head_wait+0x123/0x9d0 [ 206.252704] xlog_grant_head_check+0x24d/0x3a0 [ 206.257358] ? xlog_grant_head_wait+0x9d0/0x9d0 [ 206.262080] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 206.266992] ? rcu_read_lock_any_held.part.8+0x50/0x50 [ 206.272307] ? xlog_grant_push_ail+0x1c4/0x240 [ 206.277003] xfs_log_reserve+0x2ea/0xa90 [ 206.281236] ? find_held_lock+0x36/0x1d0 [ 206.285387] ? xlog_ticket_alloc+0x3f0/0x3f0 [ 206.290020] ? __kasan_check_read+0x11/0x20 [ 206.294426] ? mark_lock+0xc5/0x1200 [ 206.298228] xfs_log_write_unmount_record+0x186/0x790 [ 206.303457] ? xfs_log_reserve+0xa90/0xa90 [ 206.307714] ? find_held_lock+0x36/0x1d0 [ 206.311793] ? xfs_log_force+0x8a5/0xc20 [ 206.315893] ? lock_downgrade+0x900/0x900 [ 206.320069] ? __kasan_check_write+0x14/0x20 [ 206.324525] ? do_raw_spin_lock+0x132/0x2e0 [ 206.328869] ? rwlock_bug.part.0+0x90/0x90 [ 206.333161] ? lock_acquire+0x194/0x3e0 [ 206.337235] ? _raw_spin_unlock+0x1d/0x30 [ 206.341438] ? xfs_log_force+0x8a5/0xc20 [ 206.345545] ? xlog_commit_record+0x200/0x200 [ 206.350068] ? rcu_read_lock_any_held.part.8+0x50/0x50 [ 206.355399] xfs_log_quiesce+0x3d8/0x490 [ 206.359503] ? xfs_log_write_unmount_record+0x790/0x790 [ 206.364898] xfs_log_unmount+0x1a/0xb0 [ 206.368809] xfs_log_mount_cancel+0x3a/0x50 [ 206.373152] xfs_mountfs+0x1089/0x1a00 [ 206.377075] ? xfs_default_resblks+0x60/0x60 [ 206.381503] ? rcu_read_lock_any_held.part.8+0x50/0x50 [ 206.386800] ? free_object+0x70/0x70 [ 206.390552] ? xfs_filestream_get_ag+0x40/0x40 [ 206.395166] ? init_timer_key+0xfb/0x260 [ 206.399257] ? xfs_filestream_get_ag+0x40/0x40 [ 206.403867] ? xfs_mru_cache_create+0x353/0x560 [ 206.408557] xfs_fc_fill_super+0x6d9/0xf20 [ 206.412829] get_tree_bdev+0x3d7/0x5c0 [ 206.416739] ? xfs_mount_free+0x80/0x80 [ 206.420748] xfs_fc_get_tree+0x10/0x20 [ 206.424675] vfs_get_tree+0x8b/0x2d0 [ 206.428437] ? capable+0x14/0x20 [ 206.431851] do_mount+0x1285/0x1b70 [ 206.435522] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 206.440403] ? copy_mount_string+0x20/0x20 [ 206.444721] ? kmem_cache_alloc_trace+0x372/0x760 [ 206.449595] ? __kasan_check_write+0x14/0x20 [ 206.454114] ? _copy_from_user+0xd6/0x110 [ 206.458300] ? __kasan_check_read+0x11/0x20 [ 206.462711] ? copy_mount_options+0x77/0x2c0 [ 206.467150] __x64_sys_mount+0x169/0x1c0 [ 206.471239] do_syscall_64+0xd0/0x600 [ 206.475070] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 206.480279] RIP: 0033:0x45858a [ 206.483495] Code: 48 89 ac 24 00 80 00 00 48 8d ac 24 00 80 00 00 48 8b 59 20 48 85 db 75 27 48 c7 c0 00 00 00 00 cc 48 c7 c0 01 00 00 00 cc 48 <8b> ac 24 00 80 00 00 48 81 c4 08 80 00 00 c3 e8 82 d9 ff ff eb 90 [ 206.502427] RSP: 002b:00007fe902f0aba8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 206.510165] RAX: ffffffffffffffda RBX: 0000000020000040 RCX: 000000000045858a [ 206.517516] RDX: 0000000020000040 RSI: 0000000020000100 RDI: 00007fe902f0abf0 [ 206.524822] RBP: 0000000000000001 R08: 00000000200001c0 R09: 0000000020000040 [ 206.532170] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 206.539626] R13: 0000000000000001 R14: 00000000006fed98 R15: 0000000000000000 [ 206.546987] [ 206.546987] Showing all locks held in the system: [ 206.553371] 1 lock held by khungtaskd/931: [ 206.557626] #0: ffffffff88395d00 (rcu_read_lock){....}, at: debug_show_all_locks+0x5b/0x279 [ 206.566260] 1 lock held by rsyslogd/4109: [ 206.570430] 2 locks held by getty/4199: [ 206.574418] #0: ffff8881cd48a090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x32/0x40 [ 206.582704] #1: ffffc90000b6a2e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x1ee/0x1920 [ 206.591589] 2 locks held by getty/4200: [ 206.595582] #0: ffff8881ccc75090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x32/0x40 [ 206.603841] #1: ffffc90000b862e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x1ee/0x1920 [ 206.612733] 2 locks held by getty/4201: [ 206.616722] #0: ffff8881ccc74090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x32/0x40 [ 206.625007] #1: ffffc90000b942e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x1ee/0x1920 [ 206.633904] 2 locks held by getty/4202: [ 206.637917] #0: ffff8881bf8bd090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x32/0x40 [ 206.646198] #1: ffffc90000b722e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x1ee/0x1920 [ 206.655083] 2 locks held by getty/4203: [ 206.659075] #0: ffff8881cc81b090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x32/0x40 [ 206.667354] #1: ffffc90000b8a2e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x1ee/0x1920 [ 206.676262] 2 locks held by getty/4204: [ 206.680365] #0: ffff8881ccf7a090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x32/0x40 [ 206.688627] #1: ffffc90000b902e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x1ee/0x1920 [ 206.697504] 2 locks held by getty/4205: [ 206.701497] #0: ffff8881c2378090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x32/0x40 [ 206.709772] #1: ffffc90000b622e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x1ee/0x1920 [ 206.718715] 1 lock held by syz-executor/5891: [ 206.723265] #0: ffff8881be5f20d8 (&type->s_umount_key#46/1){+.+.}, at: alloc_super+0x134/0x8a0 [ 206.732176] [ 206.733835] ============================================= [ 206.733835] [ 206.740878] NMI backtrace for cpu 1 [ 206.744570] CPU: 1 PID: 931 Comm: khungtaskd Not tainted 5.5.0-rc5-syzkaller #0 [ 206.752028] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 206.761363] Call Trace: [ 206.763955] dump_stack+0x12f/0x187 [ 206.767567] nmi_cpu_backtrace.cold.8+0x46/0x83 [ 206.772231] ? lapic_can_unplug_cpu.cold.31+0x3f/0x3f [ 206.777400] nmi_trigger_cpumask_backtrace+0x160/0x177 [ 206.782659] arch_trigger_cpumask_backtrace+0x14/0x20 [ 206.787826] watchdog+0x624/0xc30 [ 206.791262] kthread+0x334/0x3f0 [ 206.794606] ? hungtask_pm_notify+0x40/0x40 [ 206.798961] ? kthread_mod_delayed_work+0x190/0x190 [ 206.804008] ret_from_fork+0x3a/0x50 [ 206.807774] Sending NMI from CPU 1 to CPUs 0: [ 206.812483] NMI backtrace for cpu 0 [ 206.812485] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.5.0-rc5-syzkaller #0 [ 206.812487] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 206.812488] RIP: 0010:__local_bh_disable_ip+0x84/0x120 [ 206.812491] Code: a0 cb 32 88 48 89 c3 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 93 00 00 00 48 83 3d dc e7 f2 06 00 <74> 6e fa 66 0f 1f 44 00 00 65 01 35 74 3a c2 7e 65 8b 05 6d 3a c2 [ 206.812492] RSP: 0018:ffff8881db009ec8 EFLAGS: 00000082 [ 206.812495] RAX: dffffc0000000000 RBX: 0000000000000086 RCX: 0000000000000000 [ 206.812497] RDX: 1ffffffff1065974 RSI: 0000000000000100 RDI: ffffffff8832cba0 [ 206.812498] RBP: ffff8881db009ee0 R08: ffffed103b606fad R09: ffffed103b606fad [ 206.812499] R10: ffffed103b606fac R11: ffff8881db037d63 R12: ffffffff813ffb2b [ 206.812501] R13: ffff8881db000000 R14: 0000000000000000 R15: ffffffff88137160 [ 206.812502] FS: 0000000000000000(0000) GS:ffff8881db000000(0000) knlGS:0000000000000000 [ 206.812504] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 206.812505] CR2: ffffffffff600400 CR3: 00000001d1756000 CR4: 00000000001406f0 [ 206.812507] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 206.812508] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 206.812509] Call Trace: [ 206.812510] [ 206.812511] __do_softirq+0xdf/0x94c [ 206.812512] ? irq_exit+0x41/0x1e0 [ 206.812513] ? trace_hardirqs_off+0x41/0x180 [ 206.812514] irq_exit+0x1bb/0x1e0 [ 206.812516] scheduler_ipi+0x368/0x5a0 [ 206.812517] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 206.812518] smp_reschedule_interrupt+0x75/0x440 [ 206.812519] reschedule_interrupt+0xf/0x20 [ 206.812520] [ 206.812521] RIP: 0010:native_safe_halt+0x12/0x20 [ 206.812524] Code: 1c bc fa e9 ef fe ff ff 48 89 df e8 d8 1c bc fa eb a4 cc cc cc cc cc cc 55 48 89 e5 e9 07 00 00 00 0f 00 2d f0 3d 48 00 fb f4 <5d> c3 66 90 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 e9 07 00 00 [ 206.812526] RSP: 0018:ffffffff88207ce8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff02 [ 206.812528] RAX: dffffc0000000000 RBX: ffffffff8827b040 RCX: 0000000000000000 [ 206.812530] RDX: 1ffffffff1065976 RSI: 0000000000000006 RDI: ffffffff8832cbb0 [ 206.812531] RBP: ffffffff88207ce8 R08: 0000000000000006 R09: 0000000000000000 [ 206.812533] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 206.812534] R13: 0000000000000000 R14: ffffffff88e25c40 R15: 0000000000000000 [ 206.812535] default_idle+0x54/0x310 [ 206.812536] arch_cpu_idle+0x10/0x20 [ 206.812537] default_idle_call+0x87/0xa0 [ 206.812538] do_idle+0x486/0x6a0 [ 206.812540] ? arch_cpu_idle_exit+0x70/0x70 [ 206.812541] ? trace_hardirqs_on+0x28/0x180 [ 206.812542] cpu_startup_entry+0x18/0x20 [ 206.812543] rest_init+0x1a1/0x276 [ 206.812544] arch_call_rest_init+0x9/0xc [ 206.812545] start_kernel+0x70f/0x74a [ 206.812546] ? mem_encrypt_init+0x1/0x1 [ 206.812547] ? early_idt_handler_common+0x3b/0x60 [ 206.812549] x86_64_start_reservations+0x29/0x2b [ 206.812550] x86_64_start_kernel+0x76/0x79 [ 206.812551] secondary_startup_64+0xa4/0xb0 [ 206.813334] Kernel panic - not syncing: hung_task: blocked tasks [ 207.110358] CPU: 1 PID: 931 Comm: khungtaskd Not tainted 5.5.0-rc5-syzkaller #0 [ 207.117898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 207.127235] Call Trace: [ 207.129809] dump_stack+0x12f/0x187 [ 207.133452] panic+0x22a/0x4f5 [ 207.136742] ? add_taint.cold.7+0x11/0x11 [ 207.140876] ? cpumask_next+0x1a/0x20 [ 207.144672] ? __kasan_check_write+0x14/0x20 [ 207.149125] ? nmi_trigger_cpumask_backtrace+0x131/0x177 [ 207.154612] watchdog+0x635/0xc30 [ 207.158057] kthread+0x334/0x3f0 [ 207.161494] ? hungtask_pm_notify+0x40/0x40 [ 207.165796] ? kthread_mod_delayed_work+0x190/0x190 [ 207.170813] ret_from_fork+0x3a/0x50 [ 207.175428] Kernel Offset: disabled [ 207.179080] Rebooting in 86400 seconds..