[ 45.973472][ T222] device veth0_macvtap left promiscuous mode [ 45.979480][ T222] device veth1_vlan left promiscuous mode [ 45.986455][ T222] device veth0_vlan left promiscuous mode [ 49.162308][ T222] team0 (unregistering): Port device team_slave_1 removed [ 49.175796][ T222] team0 (unregistering): Port device team_slave_0 removed [ 49.187294][ T222] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 49.200040][ T222] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 49.244677][ T222] bond0 (unregistering): Released all slaves [ 50.905837][ T5437] can: request_module (can-proto-0) failed. [ 50.923135][ T5437] can: request_module (can-proto-0) failed. Warning: Permanently added '10.128.10.34' (ECDSA) to the list of known hosts. 2022/05/29 01:11:00 parsed 1 programs 2022/05/29 01:11:00 executed programs: 0 [ 69.177403][ T5883] cgroup: Unknown subsys name 'net' [ 69.187593][ T5883] cgroup: Unknown subsys name 'rlimit' [ 70.264075][ T5891] IPVS: ftp: loaded support on port[0] = 21 [ 70.314894][ T5891] chnl_net:caif_netlink_parms(): no params data found [ 70.347458][ T5891] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.354775][ T5891] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.363843][ T5891] device bridge_slave_0 entered promiscuous mode [ 70.372259][ T5891] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.379462][ T5891] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.387483][ T5891] device bridge_slave_1 entered promiscuous mode [ 70.403181][ T5891] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 70.414443][ T5891] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.435376][ T5891] team0: Port device team_slave_0 added [ 70.442508][ T5891] team0: Port device team_slave_1 added [ 70.456060][ T5891] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 70.463144][ T5891] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 70.489647][ T5891] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 70.502171][ T5891] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 70.509374][ T5891] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 70.536281][ T5891] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 70.558716][ T5891] device hsr_slave_0 entered promiscuous mode [ 70.565891][ T5891] device hsr_slave_1 entered promiscuous mode [ 70.615093][ T5891] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.622171][ T5891] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.629635][ T5891] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.636835][ T5891] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.669497][ T5891] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.683398][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.691951][ T5] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.699592][ T5] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.708587][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 70.719409][ T5891] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.741409][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.751971][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.759623][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.767682][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.776580][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.783951][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.792130][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.801518][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.812426][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.822264][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.834899][ T3144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.847037][ T5891] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.864333][ T3144] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.872259][ T3144] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.883905][ T5891] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.968059][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 70.985267][ T3144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 70.993497][ T3144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 71.001825][ T3144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 71.011985][ T5891] device veth0_vlan entered promiscuous mode [ 71.022128][ T5891] device veth1_vlan entered promiscuous mode [ 71.038100][ T3144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 71.047278][ T3144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 71.056116][ T3144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 71.065949][ T5891] device veth0_macvtap entered promiscuous mode [ 71.076413][ T5891] device veth1_macvtap entered promiscuous mode [ 71.090767][ T5891] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 71.099306][ T3144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 71.110220][ T3144] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 71.123291][ T5891] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 71.133509][ T3144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 71.178007][ T222] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.186784][ T222] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.197106][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 71.202748][ T3859] cfg80211: failed to load regulatory.db [ 71.207278][ T3235] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.216599][ T3235] ieee802154 phy1 wpan1: encryption failed: -22 [ 71.230896][ T222] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 71.238874][ T222] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 71.252099][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 72.321608][ T3859] Bluetooth: hci0: command 0x0409 tx timeout [ 74.401350][ T26] Bluetooth: hci0: command 0x041b tx timeout [ 76.480625][ T2937] Bluetooth: hci0: command 0x040f tx timeout [ 78.560494][ T2937] Bluetooth: hci0: command 0x0419 tx timeout [ 132.641900][ T3235] ieee802154 phy0 wpan0: encryption failed: -22 [ 132.648373][ T3235] ieee802154 phy1 wpan1: encryption failed: -22 [ 194.082596][ T3235] ieee802154 phy0 wpan0: encryption failed: -22 [ 194.089242][ T3235] ieee802154 phy1 wpan1: encryption failed: -22 [ 196.160408][ T5] Bluetooth: hci0: command 0x0406 tx timeout [ 224.160478][ T1611] INFO: task syz-executor.0:5903 blocked for more than 143 seconds. [ 224.168745][ T1611] Not tainted 5.11.0-syzkaller #0 [ 224.174622][ T1611] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 224.184311][ T1611] task:syz-executor.0 state:D stack:28192 pid: 5903 ppid: 5891 flags:0x00000004 [ 224.193975][ T1611] Call Trace: [ 224.197258][ T1611] __schedule+0x8de/0x2170 [ 224.202085][ T1611] ? io_schedule_timeout+0x140/0x140 [ 224.207459][ T1611] ? mark_held_locks+0x9f/0xe0 [ 224.214239][ T1611] ? rwlock_bug.part.0+0x90/0x90 [ 224.219411][ T1611] schedule+0xcf/0x270 [ 224.224033][ T1611] rwsem_down_write_slowpath+0x7e5/0x1200 [ 224.229741][ T1611] ? writeback_single_inode+0xdb/0x340 [ 224.236246][ T1611] ? rwsem_mark_wake+0x830/0x830 [ 224.241524][ T1611] ? lock_acquire+0x1a8/0x720 [ 224.246326][ T1611] ? lock_release+0x710/0x710 [ 224.251053][ T1611] ? _raw_spin_unlock+0x24/0x40 [ 224.255999][ T1611] down_write+0x132/0x150 [ 224.260390][ T1611] ? down_write_killable_nested+0x170/0x170 [ 224.266552][ T1611] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 224.272715][ T1611] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 224.279066][ T1611] ? lockdep_hardirqs_on+0x79/0x100 [ 224.284340][ T1611] fuse_flush+0x1de/0x5b0 [ 224.288997][ T1611] ? fuse_release+0xf0/0xf0 [ 224.293947][ T1611] ? pick_file+0xe7/0x170 [ 224.298286][ T1611] ? do_raw_spin_unlock+0x171/0x230 [ 224.303844][ T1611] ? _raw_spin_unlock+0x24/0x40 [ 224.309658][ T1611] filp_close+0x96/0x120 [ 224.314258][ T1611] __x64_sys_close+0x28/0x60 [ 224.319123][ T1611] do_syscall_64+0x2d/0x40 [ 224.324939][ T1611] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 224.331113][ T1611] RIP: 0033:0x7efffa07dd4b [ 224.335630][ T1611] RSP: 002b:00007ffd6a1af6b0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 224.345197][ T1611] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007efffa07dd4b [ 224.354630][ T1611] RDX: 0000001b2bd20000 RSI: 0000000000000000 RDI: 0000000000000005 [ 224.363364][ T1611] RBP: 00007efffa1df960 R08: 0000000000000000 R09: 00007ffd6a1ec090 [ 224.371450][ T1611] R10: 000000000000305e R11: 0000000000000293 R12: 0000000000011997 [ 224.379484][ T1611] R13: 00007ffd6a1af7b0 R14: 00007ffd6a1af7d0 R15: 0000000000000032 [ 224.387746][ T1611] INFO: task syz-executor.0:5905 blocked for more than 143 seconds. [ 224.396464][ T1611] Not tainted 5.11.0-syzkaller #0 [ 224.402947][ T1611] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 224.412275][ T1611] task:syz-executor.0 state:D stack:27400 pid: 5905 ppid: 5891 flags:0x00004004 [ 224.422305][ T1611] Call Trace: [ 224.425613][ T1611] __schedule+0x8de/0x2170 [ 224.430427][ T1611] ? io_schedule_timeout+0x140/0x140 [ 224.435716][ T1611] ? prepare_to_wait_event+0x129/0x7e0 [ 224.443019][ T1611] ? do_raw_spin_unlock+0x171/0x230 [ 224.448313][ T1611] schedule+0xcf/0x270 [ 224.452520][ T1611] fuse_wait_on_page_writeback+0xf4/0x130 [ 224.458703][ T1611] ? fuse_file_llseek+0x110/0x110 [ 224.464260][ T1611] ? finish_wait+0x260/0x260 [ 224.469023][ T1611] ? end_page_writeback+0x2b7/0x4d0 [ 224.474443][ T1611] ? fuse_writepage_locked+0x90e/0xcf0 [ 224.480545][ T1611] fuse_launder_page+0xb5/0x100 [ 224.485389][ T1611] invalidate_inode_pages2_range+0x7f4/0xbd0 [ 224.491623][ T1611] ? truncate_cleanup_page+0x490/0x490 [ 224.497622][ T1611] ? fuse_send_open+0x1d6/0x280 [ 224.502653][ T1611] ? lock_downgrade+0x6d0/0x6d0 [ 224.507771][ T1611] ? __init_waitqueue_head+0x97/0x110 [ 224.513535][ T1611] ? debug_mutex_init+0x31/0x60 [ 224.518510][ T1611] ? fuse_do_open+0x413/0x660 [ 224.523411][ T1611] ? fuse_file_alloc+0x2c0/0x2c0 [ 224.529481][ T1611] fuse_finish_open+0x22a/0x4a0 [ 224.535294][ T1611] fuse_open_common+0x327/0x3b0 [ 224.541414][ T1611] do_dentry_open+0x42a/0xfb0 [ 224.546080][ T1611] ? fuse_open_common+0x3b0/0x3b0 [ 224.551327][ T1611] ? security_inode_permission+0x6e/0xb0 [ 224.557027][ T1611] path_openat+0x129c/0x2190 [ 224.562695][ T1611] ? path_lookupat+0x660/0x660 [ 224.567538][ T1611] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 224.574238][ T1611] do_filp_open+0x16d/0x390 [ 224.581413][ T1611] ? may_open_dev+0xd0/0xd0 [ 224.585988][ T1611] ? alloc_fd+0x1b2/0x530 [ 224.590818][ T1611] ? rwlock_bug.part.0+0x90/0x90 [ 224.596448][ T1611] ? _raw_spin_unlock+0x24/0x40 [ 224.601878][ T1611] ? alloc_fd+0x1b2/0x530 [ 224.606567][ T1611] ? getname_flags.part.0+0x89/0x440 [ 224.612518][ T1611] do_sys_openat2+0x11e/0x360 [ 224.617262][ T1611] ? find_held_lock+0x2d/0x110 [ 224.622443][ T1611] ? build_open_flags+0x470/0x470 [ 224.627642][ T1611] ? __context_tracking_exit+0x80/0x90 [ 224.633925][ T1611] ? lock_downgrade+0x6d0/0x6d0 [ 224.638858][ T1611] __x64_sys_open+0xfd/0x1a0 [ 224.644617][ T1611] ? do_sys_open+0xe0/0xe0 [ 224.649463][ T1611] ? lockdep_hardirqs_on_prepare+0x17b/0x400 [ 224.656298][ T1611] ? syscall_enter_from_user_mode+0x27/0x70 [ 224.662869][ T1611] ? lockdep_hardirqs_on+0x79/0x100 [ 224.668425][ T1611] do_syscall_64+0x2d/0x40 [ 224.673094][ T1611] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 224.678977][ T1611] RIP: 0033:0x7efffa0cb109 [ 224.684101][ T1611] RSP: 002b:00007efff981f168 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 224.692798][ T1611] RAX: ffffffffffffffda RBX: 00007efffa1de030 RCX: 00007efffa0cb109 [ 224.701590][ T1611] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000100 [ 224.709567][ T1611] RBP: 00007efffa12508d R08: 0000000000000000 R09: 0000000000000000 [ 224.718296][ T1611] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 224.727292][ T1611] R13: 00007ffd6a1af64f R14: 00007efff981f300 R15: 0000000000022000 [ 224.735596][ T1611] INFO: task syz-executor.0:5906 blocked for more than 143 seconds. [ 224.744363][ T1611] Not tainted 5.11.0-syzkaller #0 [ 224.749982][ T1611] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 224.759315][ T1611] task:syz-executor.0 state:D stack:28080 pid: 5906 ppid: 5891 flags:0x00004004 [ 224.768884][ T1611] Call Trace: [ 224.772460][ T1611] __schedule+0x8de/0x2170 [ 224.776866][ T1611] ? io_schedule_timeout+0x140/0x140 [ 224.782503][ T1611] ? mark_held_locks+0x9f/0xe0 [ 224.787359][ T1611] schedule+0xcf/0x270 [ 224.792632][ T1611] io_schedule+0xba/0x130 [ 224.797208][ T1611] wait_on_page_bit_common+0x2f3/0xa00 [ 224.802972][ T1611] ? find_get_pages_range_tag+0x890/0x890 [ 224.809020][ T1611] ? find_lock_entry+0x560/0x560 [ 224.814332][ T1611] ? __filemap_set_wb_err+0x160/0x160 [ 224.819991][ T1611] invalidate_inode_pages2_range+0x477/0xbd0 [ 224.826667][ T1611] ? truncate_cleanup_page+0x490/0x490 [ 224.832299][ T1611] ? fuse_send_open+0x1d6/0x280 [ 224.837136][ T1611] ? lock_downgrade+0x6d0/0x6d0 [ 224.842167][ T1611] ? __init_waitqueue_head+0x97/0x110 [ 224.847520][ T1611] ? debug_mutex_init+0x31/0x60 [ 224.852623][ T1611] ? fuse_do_open+0x413/0x660 [ 224.857375][ T1611] ? fuse_file_alloc+0x2c0/0x2c0 [ 224.862551][ T1611] fuse_finish_open+0x22a/0x4a0 [ 224.867490][ T1611] fuse_open_common+0x327/0x3b0 [ 224.872705][ T1611] do_dentry_open+0x42a/0xfb0 [ 224.877466][ T1611] ? fuse_open_common+0x3b0/0x3b0 [ 224.882706][ T1611] ? security_inode_permission+0x6e/0xb0 [ 224.888350][ T1611] path_openat+0x129c/0x2190 [ 224.893828][ T1611] ? path_lookupat+0x660/0x660 [ 224.898566][ T1611] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 224.905173][ T1611] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 224.911729][ T1611] do_filp_open+0x16d/0x390 [ 224.916305][ T1611] ? may_open_dev+0xd0/0xd0 [ 224.921721][ T1611] ? alloc_fd+0x1b2/0x530 [ 224.926150][ T1611] ? rwlock_bug.part.0+0x90/0x90 [ 224.931383][ T1611] ? _raw_spin_unlock+0x24/0x40 [ 224.937490][ T1611] ? alloc_fd+0x1b2/0x530 [ 224.942348][ T1611] ? getname_flags.part.0+0x89/0x440 [ 224.947741][ T1611] do_sys_openat2+0x11e/0x360 [ 224.952627][ T1611] ? find_held_lock+0x2d/0x110 [ 224.957753][ T1611] ? build_open_flags+0x470/0x470 [ 224.963119][ T1611] ? __context_tracking_exit+0x80/0x90 [ 224.968681][ T1611] ? lock_downgrade+0x6d0/0x6d0 [ 224.973786][ T1611] __x64_sys_creat+0xc3/0x110 [ 224.978534][ T1611] ? __ia32_compat_sys_openat+0x1d0/0x1d0 [ 224.984677][ T1611] ? lockdep_hardirqs_on_prepare+0x17b/0x400 [ 224.991341][ T1611] ? syscall_enter_from_user_mode+0x27/0x70 [ 224.997298][ T1611] ? lockdep_hardirqs_on+0x79/0x100 [ 225.003587][ T1611] do_syscall_64+0x2d/0x40 [ 225.007992][ T1611] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 225.014275][ T1611] RIP: 0033:0x7efffa0cb109 [ 225.018820][ T1611] RSP: 002b:00007efff97fe168 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 [ 225.027665][ T1611] RAX: ffffffffffffffda RBX: 00007efffa1de100 RCX: 00007efffa0cb109 [ 225.036802][ T1611] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000200001c0 [ 225.045682][ T1611] RBP: 00007efffa12508d R08: 0000000000000000 R09: 0000000000000000 [ 225.054643][ T1611] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 225.063139][ T1611] R13: 00007ffd6a1af64f R14: 00007efff97fe300 R15: 0000000000022000 [ 225.071505][ T1611] [ 225.071505][ T1611] Showing all locks held in the system: [ 225.079409][ T1611] 1 lock held by khungtaskd/1611: [ 225.084816][ T1611] #0: ffffffff8a76ac00 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x260 [ 225.096863][ T1611] 2 locks held by getty/5109: [ 225.106103][ T1611] #0: ffff8880239c1098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x1f/0x70 [ 225.117316][ T1611] #1: ffffc900016062e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x1e4/0x1740 [ 225.127815][ T1611] 1 lock held by syz-executor.0/5903: [ 225.133354][ T1611] #0: ffff88802f260150 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: fuse_flush+0x1de/0x5b0 [ 225.144273][ T1611] 2 locks held by syz-executor.0/5906: [ 225.149993][ T1611] #0: ffff888027a6e460 (sb_writers#13){.+.+}-{0:0}, at: path_openat+0x15e7/0x2190 [ 225.159653][ T1611] #1: ffff88802f260150 (&sb->s_type->i_mutex_key#21){+.+.}-{3:3}, at: fuse_open_common+0x202/0x3b0 [ 225.175139][ T1611] [ 225.177466][ T1611] ============================================= [ 225.177466][ T1611] [ 225.187164][ T1611] NMI backtrace for cpu 0 [ 225.191956][ T1611] CPU: 0 PID: 1611 Comm: khungtaskd Not tainted 5.11.0-syzkaller #0 [ 225.200379][ T1611] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 225.210433][ T1611] Call Trace: [ 225.213702][ T1611] dump_stack+0x9a/0xcc [ 225.217869][ T1611] nmi_cpu_backtrace.cold+0x30/0x99 [ 225.223231][ T1611] ? lapic_can_unplug_cpu+0x80/0x80 [ 225.228413][ T1611] nmi_trigger_cpumask_backtrace+0x11f/0x170 [ 225.234719][ T1611] watchdog+0x951/0xc20 [ 225.238875][ T1611] ? reset_hung_task_detector+0x20/0x20 [ 225.244656][ T1611] kthread+0x36f/0x450 [ 225.248719][ T1611] ? _raw_spin_unlock_irq+0x1f/0x40 [ 225.254117][ T1611] ? __kthread_bind_mask+0x90/0x90 [ 225.259392][ T1611] ret_from_fork+0x1f/0x30 [ 225.263991][ T1611] Sending NMI from CPU 0 to CPUs 1: [ 225.269483][ C1] NMI backtrace for cpu 1 skipped: idling at acpi_idle_do_entry+0x161/0x1c0 [ 225.270529][ T1611] Kernel panic - not syncing: hung_task: blocked tasks [ 225.285263][ T1611] CPU: 0 PID: 1611 Comm: khungtaskd Not tainted 5.11.0-syzkaller #0 [ 225.293217][ T1611] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 225.303354][ T1611] Call Trace: [ 225.306730][ T1611] dump_stack+0x9a/0xcc [ 225.310871][ T1611] panic+0x256/0x4eb [ 225.314836][ T1611] ? __warn_printk+0xee/0xee [ 225.319592][ T1611] ? lapic_can_unplug_cpu+0x80/0x80 [ 225.325459][ T1611] ? preempt_schedule_thunk+0x16/0x18 [ 225.331434][ T1611] watchdog.cold+0x11/0x157 [ 225.336042][ T1611] ? reset_hung_task_detector+0x20/0x20 [ 225.341683][ T1611] kthread+0x36f/0x450 [ 225.345827][ T1611] ? _raw_spin_unlock_irq+0x1f/0x40 [ 225.351830][ T1611] ? __kthread_bind_mask+0x90/0x90 [ 225.356967][ T1611] ret_from_fork+0x1f/0x30 [ 225.362035][ T1611] Kernel Offset: disabled [ 225.367098][ T1611] Rebooting in 86400 seconds..