[ 35.913403][ T7] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.922076][ T7] device veth1_macvtap left promiscuous mode [ 35.928069][ T7] device veth0_macvtap left promiscuous mode [ 35.934051][ T7] device veth1_vlan left promiscuous mode [ 35.939905][ T7] device veth0_vlan left promiscuous mode [ 36.326753][ T7] team0 (unregistering): Port device team_slave_1 removed [ 36.335495][ T7] team0 (unregistering): Port device team_slave_0 removed [ 36.343910][ T7] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 36.354090][ T7] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 36.374114][ T7] bond0 (unregistering): Released all slaves Warning: Permanently added '10.128.1.90' (ECDSA) to the list of known hosts. 2023/03/26 16:36:05 ignoring optional flag "sandboxArg"="0" 2023/03/26 16:36:05 parsed 1 programs 2023/03/26 16:36:05 executed programs: 0 [ 46.751155][ T5820] chnl_net:caif_netlink_parms(): no params data found [ 46.771868][ T5820] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.779843][ T5820] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.787277][ T5820] device bridge_slave_0 entered promiscuous mode [ 46.794334][ T5820] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.801370][ T5820] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.808887][ T5820] device bridge_slave_1 entered promiscuous mode [ 46.820120][ T5820] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 46.830000][ T5820] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 46.842296][ T5820] team0: Port device team_slave_0 added [ 46.848475][ T5820] team0: Port device team_slave_1 added [ 46.856611][ T5820] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 46.863631][ T5820] 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. [ 46.889496][ T5820] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 46.900369][ T5820] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 46.907442][ T5820] 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. [ 46.933306][ T5820] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 46.951379][ T5820] device hsr_slave_0 entered promiscuous mode [ 46.957774][ T5820] device hsr_slave_1 entered promiscuous mode [ 47.309370][ T5820] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 47.317216][ T5820] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 47.325746][ T5820] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 47.333260][ T5820] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 47.345187][ T5820] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.352199][ T5820] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.359529][ T5820] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.366542][ T5820] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.387623][ T5820] 8021q: adding VLAN 0 to HW filter on device bond0 [ 47.397286][ T5474] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.406074][ T5474] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.413803][ T5474] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.421823][ T5474] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 47.431368][ T5820] 8021q: adding VLAN 0 to HW filter on device team0 [ 47.439360][ T5476] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.447735][ T5476] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.454765][ T5476] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.468942][ T5820] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 47.479496][ T5820] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 47.491266][ T5959] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.499921][ T5959] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.507011][ T5959] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.514695][ T5959] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 47.522635][ T5959] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 47.530662][ T5959] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.538698][ T5959] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.548103][ T5959] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 47.555448][ T5959] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 47.583191][ T5820] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 47.590574][ T3800] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 47.598576][ T3800] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 47.612551][ T5820] device veth0_vlan entered promiscuous mode [ 47.619297][ T5959] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 47.627768][ T5959] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 47.636173][ T5959] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 47.643498][ T5959] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 47.652214][ T5820] device veth1_vlan entered promiscuous mode [ 47.658527][ T3800] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 47.670988][ T5959] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 47.678864][ T5959] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 47.687267][ T5820] device veth0_macvtap entered promiscuous mode [ 47.695266][ T5820] device veth1_macvtap entered promiscuous mode [ 47.704850][ T5820] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 47.712050][ T5959] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 47.720773][ T5959] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 47.729701][ T5820] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 47.737934][ T3800] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 47.746712][ T5820] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 47.755949][ T5820] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 47.764864][ T5820] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 47.773519][ T5820] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 47.798042][ T78] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 47.811308][ T78] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 47.821051][ T32] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 47.829797][ T32] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 47.838050][ T5959] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 47.846016][ T5959] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 48.126078][ T6037] loop0: detected capacity change from 0 to 131072 [ 48.134127][ T6037] F2FS-fs (loop0): invalid crc value [ 48.147205][ T6037] F2FS-fs (loop0): Found nat_bits in checkpoint [ 48.164105][ T6037] F2FS-fs (loop0): Mounted with checkpoint version = 48b305e4 [ 48.744511][ T5959] Bluetooth: hci0: command 0x0409 tx timeout [ 50.824278][ T5959] Bluetooth: hci0: command 0x041b tx timeout 2023/03/26 16:36:10 executed programs: 5 [ 52.904295][ T26] Bluetooth: hci0: command 0x040f tx timeout [ 54.984205][ T26] Bluetooth: hci0: command 0x0419 tx timeout 2023/03/26 16:36:16 executed programs: 14 2023/03/26 16:36:21 executed programs: 23 [ 65.304804][ T3247] ieee802154 phy0 wpan0: encryption failed: -22 [ 65.311233][ T3247] ieee802154 phy1 wpan1: encryption failed: -22 2023/03/26 16:36:27 executed programs: 32 [ 70.424389][ T5] cfg80211: failed to load regulatory.db 2023/03/26 16:36:32 executed programs: 40 2023/03/26 16:36:38 executed programs: 49 2023/03/26 16:36:43 executed programs: 58 2023/03/26 16:36:48 executed programs: 66 2023/03/26 16:36:53 executed programs: 74 2023/03/26 16:36:58 executed programs: 82 2023/03/26 16:37:04 executed programs: 91 2023/03/26 16:37:09 executed programs: 100 2023/03/26 16:37:15 executed programs: 109 2023/03/26 16:37:20 executed programs: 118 [ 126.744680][ T3247] ieee802154 phy0 wpan0: encryption failed: -22 [ 126.750967][ T3247] ieee802154 phy1 wpan1: encryption failed: -22 2023/03/26 16:37:26 executed programs: 127 2023/03/26 16:37:32 executed programs: 136 2023/03/26 16:37:37 executed programs: 145 2023/03/26 16:37:42 executed programs: 153 2023/03/26 16:37:47 executed programs: 161 2023/03/26 16:37:52 executed programs: 169 2023/03/26 16:37:57 executed programs: 177 2023/03/26 16:38:03 executed programs: 186 [ 169.784160][ T26] Bluetooth: hci0: command 0x0406 tx timeout 2023/03/26 16:38:08 executed programs: 195 2023/03/26 16:38:14 executed programs: 204 2023/03/26 16:38:20 executed programs: 213 2023/03/26 16:38:25 executed programs: 221 [ 188.186051][ T3247] ieee802154 phy0 wpan0: encryption failed: -22 [ 188.192317][ T3247] ieee802154 phy1 wpan1: encryption failed: -22 2023/03/26 16:38:30 executed programs: 230 2023/03/26 16:38:36 executed programs: 239 2023/03/26 16:38:41 executed programs: 248 2023/03/26 16:38:46 executed programs: 256 2023/03/26 16:38:52 executed programs: 265 2023/03/26 16:38:57 executed programs: 274 2023/03/26 16:39:03 executed programs: 283 2023/03/26 16:39:09 executed programs: 292 [ 232.984163][ T1643] INFO: task kworker/u4:1:9 blocked for more than 143 seconds. [ 232.991759][ T1643] Tainted: G W 5.14.0-rc1-syzkaller #0 [ 233.004108][ T1643] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 233.012771][ T1643] task:kworker/u4:1 state:D stack:26040 pid: 9 ppid: 2 flags:0x00004000 [ 233.034111][ T1643] Workqueue: writeback wb_workfn (flush-7:0) [ 233.040107][ T1643] Call Trace: [ 233.043365][ T1643] __schedule+0xaff/0x5910 [ 233.054106][ T1643] ? lock_downgrade+0x6e0/0x6e0 [ 233.058941][ T1643] ? do_raw_spin_lock+0x120/0x2b0 [ 233.063939][ T1643] ? lock_acquire+0x442/0x510 [ 233.068840][ T1643] ? rcu_read_lock_sched_held+0xd/0x70 [ 233.074357][ T1643] ? lock_release+0x522/0x720 [ 233.079097][ T1643] ? rwsem_down_write_slowpath+0x728/0x11d0 [ 233.085064][ T1643] ? io_schedule_timeout+0x140/0x140 [ 233.090323][ T1643] ? do_raw_spin_lock+0x120/0x2b0 [ 233.095418][ T1643] ? rwlock_bug.part.0+0x90/0x90 [ 233.100328][ T1643] ? f2fs_available_free_memory+0xfa/0x9e0 [ 233.106650][ T1643] schedule+0xd3/0x270 [ 233.110700][ T1643] rwsem_down_write_slowpath+0x7b9/0x11d0 [ 233.116648][ T1643] ? rwsem_mark_wake+0x830/0x830 [ 233.121565][ T1643] ? lock_acquire+0x442/0x510 [ 233.126310][ T1643] ? lock_release+0x720/0x720 [ 233.131125][ T1643] ? xas_set_mark+0xdf/0x270 [ 233.135935][ T1643] ? lock_acquire+0x442/0x510 [ 233.140586][ T1643] down_write+0x137/0x150 [ 233.144985][ T1643] ? down_write_killable_nested+0x180/0x180 [ 233.150957][ T1643] f2fs_balance_fs+0x43c/0x5a0 [ 233.155951][ T1643] ? f2fs_balance_fs_bg+0xaa0/0xaa0 [ 233.161124][ T1643] ? f2fs_update_inode+0x8e6/0x2220 [ 233.166400][ T1643] ? __get_node_page.part.0+0x93/0x8f0 [ 233.171868][ T1643] ? rcu_read_lock_sched_held+0xd/0x70 [ 233.177536][ T1643] ? unlock_page+0xc6/0x150 [ 233.182027][ T1643] f2fs_write_inode+0x472/0x11a0 [ 233.187077][ T1643] ? rwlock_bug.part.0+0x90/0x90 [ 233.191991][ T1643] __writeback_single_inode+0x73e/0xaf0 [ 233.197761][ T1643] writeback_sb_inodes+0x466/0xc50 [ 233.202851][ T1643] ? sync_inode_metadata+0xb0/0xb0 [ 233.208038][ T1643] ? wb_io_lists_populated+0x110/0x110 [ 233.213472][ T1643] ? lock_acquire+0x442/0x510 [ 233.219045][ T1643] __writeback_inodes_wb+0xb2/0x200 [ 233.224650][ T1643] wb_writeback+0x5c1/0x8d0 [ 233.229130][ T1643] ? __writeback_inodes_wb+0x200/0x200 [ 233.234967][ T1643] ? lock_downgrade+0x6e0/0x6e0 [ 233.239794][ T1643] ? rwlock_bug.part.0+0x90/0x90 [ 233.244803][ T1643] ? get_nr_dirty_inodes+0x131/0x1c0 [ 233.250067][ T1643] wb_workfn+0x6de/0xf30 [ 233.254527][ T1643] ? inode_wait_for_writeback+0x30/0x30 [ 233.260137][ T1643] ? rcu_read_lock_sched_held+0xd/0x70 [ 233.265678][ T1643] ? lock_acquire+0x442/0x510 [ 233.270340][ T1643] ? lock_release+0x720/0x720 [ 233.275240][ T1643] ? read_word_at_a_time+0xe/0x20 [ 233.280274][ T1643] ? strscpy+0xa1/0x2b0 [ 233.285111][ T1643] process_one_work+0x84c/0x13d0 [ 233.290119][ T1643] ? lock_release+0x720/0x720 [ 233.295005][ T1643] ? pwq_dec_nr_in_flight+0x2b0/0x2b0 [ 233.300525][ T1643] ? rwlock_bug.part.0+0x90/0x90 [ 233.305540][ T1643] worker_thread+0x598/0x1040 [ 233.310198][ T1643] ? process_one_work+0x13d0/0x13d0 [ 233.315731][ T1643] kthread+0x38b/0x460 [ 233.319781][ T1643] ? _raw_spin_unlock_irq+0x1f/0x40 [ 233.325434][ T1643] ? set_kthread_struct+0x100/0x100 [ 233.330607][ T1643] ret_from_fork+0x1f/0x30 [ 233.335340][ T1643] INFO: lockdep is turned off. [ 233.340237][ T1643] NMI backtrace for cpu 1 [ 233.344565][ T1643] CPU: 1 PID: 1643 Comm: khungtaskd Tainted: G W 5.14.0-rc1-syzkaller #0 [ 233.354250][ T1643] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 233.364275][ T1643] Call Trace: [ 233.367533][ T1643] dump_stack_lvl+0x57/0x7d [ 233.372009][ T1643] nmi_cpu_backtrace.cold+0x30/0x99 [ 233.377177][ T1643] ? lapic_can_unplug_cpu+0x80/0x80 [ 233.382386][ T1643] nmi_trigger_cpumask_backtrace+0x11f/0x170 [ 233.388343][ T1643] watchdog+0x92e/0xc40 [ 233.392474][ T1643] ? reset_hung_task_detector+0x20/0x20 [ 233.397991][ T1643] kthread+0x38b/0x460 [ 233.402031][ T1643] ? _raw_spin_unlock_irq+0x1f/0x40 [ 233.407196][ T1643] ? set_kthread_struct+0x100/0x100 [ 233.412364][ T1643] ret_from_fork+0x1f/0x30 [ 233.416801][ T1643] Sending NMI from CPU 1 to CPUs 0: [ 233.422294][ C0] NMI backtrace for cpu 0 [ 233.422296][ C0] CPU: 0 PID: 6089 Comm: syz-executor.0 Tainted: G W 5.14.0-rc1-syzkaller #0 [ 233.422298][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 233.422299][ C0] RIP: 0010:lock_acquire+0x81/0x510 [ 233.422300][ C0] Code: f1 f1 f1 f1 c7 40 04 f1 f1 00 00 c7 40 08 00 00 00 f3 c7 40 0c f3 f3 f3 f3 65 48 8b 04 25 28 00 00 00 48 89 84 24 a8 00 00 00 <31> c0 0f 1f 44 00 00 65 8b 15 89 b8 ad 7e 83 fa 07 0f 87 dc 03 00 [ 233.422302][ C0] RSP: 0018:ffffc9000187e430 EFLAGS: 00000286 [ 233.422305][ C0] RAX: 8b7afe4ba9153000 RBX: 1ffff9200030fc88 RCX: 0000000000000001 [ 233.422306][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff888015dd7cc8 [ 233.422308][ C0] RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000000 [ 233.422309][ C0] R10: ffffed1002bbaf8b R11: 000000000007c088 R12: 0000000000000001 [ 233.422310][ C0] R13: 0000000000000000 R14: ffff888015dd7cc8 R15: 0000000000000000 [ 233.422311][ C0] FS: 00007f835306e700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 233.422312][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 233.422313][ C0] CR2: 000055c264eb2000 CR3: 0000000036e1d000 CR4: 0000000000350ef0 [ 233.422314][ C0] Call Trace: [ 233.422315][ C0] ? lock_release+0x720/0x720 [ 233.422315][ C0] ? rcu_read_lock_sched_held+0xd/0x70 [ 233.422316][ C0] down_read+0x9a/0x440 [ 233.422317][ C0] ? do_garbage_collect+0x15f4/0x3530 [ 233.422318][ C0] ? rwsem_down_read_slowpath+0x990/0x990 [ 233.422319][ C0] do_garbage_collect+0x15f4/0x3530 [ 233.422320][ C0] ? move_data_block+0x2310/0x2310 [ 233.422321][ C0] ? up_write+0x191/0x560 [ 233.422321][ C0] f2fs_gc+0x65f/0x1340 [ 233.422322][ C0] ? f2fs_start_bidx_of_node+0x10/0x10 [ 233.422323][ C0] ? __up_read+0x1a1/0x7b0 [ 233.422324][ C0] ? down_write_nested+0x150/0x150 [ 233.422325][ C0] ? f2fs_outplace_write_data+0x18b/0x460 [ 233.422326][ C0] f2fs_balance_fs+0x450/0x5a0 [ 233.422327][ C0] ? lock_release+0x522/0x720 [ 233.422328][ C0] ? f2fs_balance_fs_bg+0xaa0/0xaa0 [ 233.422329][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 233.422330][ C0] ? do_raw_spin_lock+0x120/0x2b0 [ 233.422331][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 233.422332][ C0] f2fs_write_single_data_page+0xff1/0x1400 [ 233.422333][ C0] ? rcu_read_lock_sched_held+0xd/0x70 [ 233.422334][ C0] ? f2fs_do_write_data_page+0x12c0/0x12c0 [ 233.422335][ C0] ? lock_release+0x720/0x720 [ 233.422336][ C0] f2fs_write_cache_pages+0x7fe/0x1600 [ 233.422337][ C0] ? f2fs_write_single_data_page+0x1400/0x1400 [ 233.422338][ C0] ? lock_release+0x720/0x720 [ 233.422339][ C0] ? rcu_read_lock_sched_held+0xd/0x70 [ 233.422340][ C0] ? lock_release+0x522/0x720 [ 233.422340][ C0] ? __add_to_page_cache_locked+0x543/0xb50 [ 233.422342][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 233.422342][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 233.422343][ C0] ? __mod_memcg_lruvec_state+0x10b/0x340 [ 233.422344][ C0] ? __mod_node_page_state+0x98/0x130 [ 233.422345][ C0] ? lock_release+0x522/0x720 [ 233.422346][ C0] ? lru_cache_add+0x378/0x760 [ 233.422347][ C0] ? file_write_and_wait_range+0xf0/0xf0 [ 233.422348][ C0] ? lru_cache_add+0x399/0x760 [ 233.422349][ C0] f2fs_write_data_pages+0x3e3/0xeb0 [ 233.422350][ C0] ? f2fs_write_cache_pages+0x1600/0x1600 [ 233.422351][ C0] ? pagecache_get_page+0x2d8/0xfe0 [ 233.422352][ C0] do_writepages+0xca/0x240 [ 233.422353][ C0] ? rcu_read_lock_sched_held+0xd/0x70 [ 233.422356][ C0] ? writeback_set_ratelimit+0x120/0x120 [ 233.422357][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 233.422358][ C0] ? do_raw_spin_lock+0x120/0x2b0 [ 233.422359][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 233.422360][ C0] ? rcu_read_lock_sched_held+0xd/0x70 [ 233.422360][ C0] __filemap_fdatawrite_range+0x243/0x320 [ 233.422361][ C0] ? delete_from_page_cache_batch+0xa60/0xa60 [ 233.422362][ C0] ? do_raw_spin_unlock+0x171/0x230 [ 233.422363][ C0] ? unlock_page+0xc6/0x150 [ 233.422364][ C0] file_write_and_wait_range+0x8d/0xf0 [ 233.422364][ C0] f2fs_do_sync_file+0x330/0x1c30 [ 233.422365][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 233.422366][ C0] ? f2fs_ioc_defragment+0xd60/0xd60 [ 233.422367][ C0] ? generic_file_readonly_mmap+0x170/0x170 [ 233.422367][ C0] ? __generic_file_write_iter+0x1fb/0x590 [ 233.422368][ C0] f2fs_file_write_iter+0x43d/0xd00 [ 233.422369][ C0] __kernel_write+0x469/0x950 [ 233.422370][ C0] ? do_iter_readv_writev+0x6d0/0x6d0 [ 233.422371][ C0] ? down_read+0x440/0x440 [ 233.422371][ C0] ? get_dump_page+0x28c/0x460 [ 233.422372][ C0] __dump_emit+0x151/0x260 [ 233.422373][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 233.422374][ C0] ? dump_interrupted+0xf0/0xf0 [ 233.422375][ C0] ? writenote+0x1d7/0x240 [ 233.422376][ C0] dump_user_range+0xbb/0x2b0 [ 233.422377][ C0] elf_core_dump+0x2347/0x2cb0 [ 233.422378][ C0] ? rcu_read_lock_sched_held+0xd/0x70 [ 233.422379][ C0] ? elf_map+0x240/0x240 [ 233.422379][ C0] ? has_not_enough_free_secs.constprop.0+0x331/0xe90 [ 233.422380][ C0] ? rcu_read_lock_sched_held+0xd/0x70 [ 233.422381][ C0] ? f2fs_inode_dirtied+0xec/0x310 [ 233.422382][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 233.422383][ C0] ? f2fs_balance_fs+0x196/0x5a0 [ 233.422384][ C0] ? lock_release+0x522/0x720 [ 233.422385][ C0] ? rcu_read_lock_sched_held+0xd/0x70 [ 233.422386][ C0] ? lock_release+0x522/0x720 [ 233.422386][ C0] ? up_write+0x191/0x560 [ 233.422387][ C0] ? unshare_files+0x9c/0x1c0 [ 233.422388][ C0] ? __ia32_sys_unshare+0x40/0x40 [ 233.422389][ C0] do_coredump+0x18b0/0x2dd0 [ 233.422390][ C0] ? rcu_read_lock_bh_held+0x37/0x60 [ 233.422391][ C0] ? rcu_read_lock_bh_held+0x30/0x60 [ 233.422392][ C0] ? dump_emit+0x2d0/0x2d0 [ 233.422393][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 233.422394][ C0] ? rcu_read_lock_sched_held+0xd/0x70 [ 233.422395][ C0] ? do_raw_spin_unlock+0x171/0x230 [ 233.422396][ C0] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 233.422397][ C0] ? debug_check_no_obj_freed+0x20c/0x420 [ 233.422398][ C0] ? get_signal+0x8db/0x1c80 [ 233.422399][ C0] ? dec_rlimit_ucounts+0x58/0xe0 [ 233.422400][ C0] get_signal+0x93c/0x1c80 [ 233.422401][ C0] arch_do_signal_or_restart+0x2b2/0x1720 [ 233.422402][ C0] ? get_sigframe_size+0x10/0x10 [ 233.422403][ C0] ? force_sig_fault_to_task+0xe0/0xe0 [ 233.422403][ C0] ? pgtable_bad+0x70/0x70 [ 233.422404][ C0] exit_to_user_mode_prepare+0x17d/0x290 [ 233.422405][ C0] ? asm_exc_page_fault+0x8/0x30 [ 233.422406][ C0] irqentry_exit_to_user_mode+0x5/0x40 [ 233.422407][ C0] asm_exc_page_fault+0x1e/0x30 [ 233.422408][ C0] RIP: 0033:0x0 [ 233.422409][ C0] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6. [ 233.422410][ C0] RSP: 002b:00000000200001c8 EFLAGS: 00010217 [ 233.422412][ C0] RAX: 0000000000000000 RBX: 00007f8353e1bf80 RCX: 00007f8353cfc0f9 [ 233.422413][ C0] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000080004000 [ 233.422415][ C0] RBP: 00007f8353d57b39 R08: 0000000000000000 R09: 0000000000000000 [ 233.422416][ C0] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000 [ 233.422417][ C0] R13: 00007ffd9ce00f2f R14: 00007f835306e300 R15: 0000000000022000 [ 233.427797][ T1643] Kernel panic - not syncing: hung_task: blocked tasks [ 234.120080][ T1643] CPU: 1 PID: 1643 Comm: khungtaskd Tainted: G W 5.14.0-rc1-syzkaller #0 [ 234.129768][ T1643] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 234.139883][ T1643] Call Trace: [ 234.143139][ T1643] dump_stack_lvl+0x57/0x7d [ 234.147631][ T1643] panic+0x256/0x4eb [ 234.151502][ T1643] ? __warn_printk+0xee/0xee [ 234.156061][ T1643] ? lapic_can_unplug_cpu+0x80/0x80 [ 234.161232][ T1643] ? preempt_schedule_thunk+0x16/0x18 [ 234.166578][ T1643] watchdog.cold+0x11/0x157 [ 234.171055][ T1643] ? reset_hung_task_detector+0x20/0x20 [ 234.176587][ T1643] kthread+0x38b/0x460 [ 234.180627][ T1643] ? _raw_spin_unlock_irq+0x1f/0x40 [ 234.185798][ T1643] ? set_kthread_struct+0x100/0x100 [ 234.190990][ T1643] ret_from_fork+0x1f/0x30 [ 234.196225][ T1643] Kernel Offset: disabled [ 234.200525][ T1643] Rebooting in 86400 seconds..