[ 861.503481][ T44] INFO: task kworker/u16:0:12 blocked for more than 245 seconds. [ 861.503719][ T44] Not tainted 6.19.0-rc1-virtme #1 [ 861.503845][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 861.504049][ T44] task:kworker/u16:0 state:D stack:26848 pid:12 tgid:12 ppid:2 task_flags:0x4208060 flags:0x00080000 [ 861.504327][ T44] Workqueue: ipv6_addrconf addrconf_verify_work [ 861.504503][ T44] Call Trace: [ 861.504598][ T44] [ 861.504663][ T44] __schedule+0xae2/0x1720 [ 861.504796][ T44] ? io_schedule_timeout+0x130/0x130 [ 861.504922][ T44] ? __lock_release.isra.0+0x59/0x170 [ 861.505047][ T44] ? __lock_release.isra.0+0x59/0x170 [ 861.505173][ T44] schedule+0xd4/0x260 [ 861.505266][ T44] schedule_preempt_disabled+0x18/0x30 [ 861.505381][ T44] __mutex_lock+0xd76/0x1f20 [ 861.505514][ T44] ? addrconf_verify_work+0x12/0x30 [ 861.505634][ T44] ? ww_mutex_lock+0x160/0x160 [ 861.505755][ T44] ? process_one_work+0xd16/0x1390 [ 861.505875][ T44] ? rcu_is_watching+0x15/0xd0 [ 861.505992][ T44] ? rcu_is_watching+0x15/0xd0 [ 861.506111][ T44] ? addrconf_verify_work+0x12/0x30 [ 861.506227][ T44] addrconf_verify_work+0x12/0x30 [ 861.506341][ T44] process_one_work+0xd57/0x1390 [ 861.506475][ T44] ? pwq_dec_nr_in_flight+0x700/0x700 [ 861.506589][ T44] ? lock_acquire.part.0+0xbc/0x260 [ 861.506704][ T44] ? assign_work+0x152/0x380 [ 861.506820][ T44] worker_thread+0x4d6/0xd40 [ 861.506937][ T44] ? process_one_work+0x1390/0x1390 [ 861.507050][ T44] kthread+0x355/0x5b0 [ 861.507137][ T44] ? kthread_is_per_cpu+0xe0/0xe0 [ 861.507250][ T44] ? __lock_release.isra.0+0x59/0x170 [ 861.507363][ T44] ? rcu_is_watching+0x15/0xd0 [ 861.507485][ T44] ? kthread_is_per_cpu+0xe0/0xe0 [ 861.507599][ T44] ret_from_fork+0x3fb/0x510 [ 861.507713][ T44] ? arch_exit_to_user_mode_prepare.isra.0+0x140/0x140 [ 861.507855][ T44] ? __switch_to+0x53c/0xd00 [ 861.507969][ T44] ? kthread_is_per_cpu+0xe0/0xe0 [ 861.508085][ T44] ret_from_fork_asm+0x11/0x20 [ 861.508206][ T44] [ 861.508311][ T44] INFO: task kworker/u16:0:12 is blocked on a mutex likely owned by task ip:5309. [ 861.508517][ T44] INFO: task ip:5309 blocked for more than 245 seconds. [ 861.508647][ T44] Not tainted 6.19.0-rc1-virtme #1 [ 861.508751][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 861.508932][ T44] task:ip state:D stack:25520 pid:5309 tgid:5309 ppid:1 task_flags:0x400100 flags:0x00080002 [ 861.509180][ T44] Call Trace: [ 861.509267][ T44] [ 861.509325][ T44] __schedule+0xae2/0x1720 [ 861.509446][ T44] ? io_schedule_timeout+0x130/0x130 [ 861.509564][ T44] ? __lock_release.isra.0+0x59/0x170 [ 861.509676][ T44] ? __lock_release.isra.0+0x59/0x170 [ 861.509792][ T44] schedule+0xd4/0x260 [ 861.509879][ T44] schedule_preempt_disabled+0x18/0x30 [ 861.509993][ T44] __mutex_lock+0xd76/0x1f20 [ 861.510108][ T44] ? __folio_put+0x1f5/0x320 [ 861.510223][ T44] ? napi_enable+0x3b/0x80 [ 861.510340][ T44] ? ww_mutex_lock+0x160/0x160 [ 861.510458][ T44] ? dma_map_phys+0x1b1/0x220 [ 861.510577][ T44] ? __asan_memset+0x27/0x50 [ 861.510695][ T44] ? sg_init_table+0x19/0x60 [ 861.510811][ T44] ? try_fill_recv+0x3ec/0x1750 [ 861.510930][ T44] ? napi_enable+0x3b/0x80 [ 861.511042][ T44] napi_enable+0x3b/0x80 [ 861.511129][ T44] __virtnet_rx_resume+0x156/0x290 [ 861.511248][ T44] ? queue_delayed_work_on+0x91/0x100 [ 861.511363][ T44] virtnet_rx_resume_all+0xe7/0x1a0 [ 861.511489][ T44] virtnet_xdp_set+0xef7/0x1aa0 [ 861.511607][ T44] ? virtnet_xdp_set+0x1aa0/0x1aa0 [ 861.511719][ T44] dev_xdp_install+0x3e4/0x890 [ 861.511834][ T44] ? netif_set_xps_queue+0x40/0x40 [ 861.511952][ T44] dev_xdp_attach+0x50d/0x1310 [ 861.512067][ T44] ? bpf_xdp_link_update+0x6e0/0x6e0 [ 861.512182][ T44] ? __bpf_prog_get+0x320/0x320 [ 861.512301][ T44] dev_change_xdp_fd+0x176/0x210 [ 861.512420][ T44] do_setlink.isra.0+0x1c2d/0x2880 [ 861.512542][ T44] ? rtnl_newlink_create+0x900/0x900 [ 861.512657][ T44] ? rcu_lockdep_current_cpu_online+0x39/0x1b0 [ 861.512798][ T44] ? rcu_read_lock_any_held+0x3c/0x90 [ 861.512912][ T44] ? validate_chain+0x37b/0xb70 [ 861.513024][ T44] ? rcu_read_lock_any_held+0x66/0x90 [ 861.513137][ T44] ? stack_depot_save_flags+0x3f1/0x6f0 [ 861.513252][ T44] ? __lock_acquire+0x577/0xc10 [ 861.513368][ T44] ? lock_acquire.part.0+0xbc/0x260 [ 861.513490][ T44] ? rtnl_newlink+0x6fc/0xe90 [ 861.513605][ T44] ? lock_acquire+0x10a/0x150 [ 861.513717][ T44] ? rcu_is_watching+0x15/0xd0 [ 861.513830][ T44] ? rcu_is_watching+0x15/0xd0 [ 861.513942][ T44] ? trace_contention_end+0xd6/0x110 [ 861.514057][ T44] ? __mutex_lock+0x285/0x1f20 [ 861.514171][ T44] ? rtnl_newlink+0x6fc/0xe90 [ 861.514286][ T44] ? ww_mutex_lock+0x160/0x160 [ 861.514401][ T44] ? nla_get_range_signed+0x3d0/0x3d0 [ 861.514526][ T44] ? __rtnl_newlink+0x3fa/0xa40 [ 861.514645][ T44] rtnl_newlink+0x75c/0xe90 [ 861.514761][ T44] ? __lock_release.isra.0+0x59/0x170 [ 861.514875][ T44] ? rtnl_setlink+0x880/0x880 [ 861.514987][ T44] ? __lock_acquire+0x577/0xc10 [ 861.515103][ T44] ? lock_acquire.part.0+0xbc/0x260 [ 861.515214][ T44] ? find_held_lock+0x2b/0x80 [ 861.515328][ T44] ? rtnl_setlink+0x880/0x880 [ 861.515445][ T44] ? __lock_release.isra.0+0x59/0x170 [ 861.515563][ T44] ? rtnl_setlink+0x880/0x880 [ 861.515677][ T44] rtnetlink_rcv_msg+0x6fe/0xb90 [ 861.515794][ T44] ? rtnl_fdb_dump+0x620/0x620 [ 861.515913][ T44] ? __lock_acquire+0x577/0xc10 [ 861.516028][ T44] ? lock_acquire.part.0+0xbc/0x260 [ 861.516141][ T44] ? find_held_lock+0x2b/0x80 [ 861.516256][ T44] netlink_rcv_skb+0x123/0x380 [ 861.516372][ T44] ? rtnl_fdb_dump+0x620/0x620 [ 861.516494][ T44] ? netlink_ack+0xcc0/0xcc0 [ 861.516612][ T44] ? netlink_deliver_tap+0xc5/0x330 [ 861.516731][ T44] ? netlink_deliver_tap+0x13f/0x330 [ 861.516851][ T44] netlink_unicast+0x4a3/0x770 [ 861.516966][ T44] ? netlink_attachskb+0x810/0x810 [ 861.517080][ T44] ? lock_acquire.part.0+0xbc/0x260 [ 861.517193][ T44] ? __lock_acquire+0x577/0xc10 [ 861.517307][ T44] netlink_sendmsg+0x735/0xc60 [ 861.517425][ T44] ? netlink_unicast+0x770/0x770 [ 861.517548][ T44] ____sys_sendmsg+0x419/0x850 [ 861.517664][ T44] ? copy_msghdr_from_user+0x270/0x430 [ 861.517780][ T44] ? get_timestamp.constprop.0+0x3a0/0x3a0 [ 861.517920][ T44] ? move_addr_to_kernel+0x40/0x40 [ 861.518035][ T44] ? stack_depot_save_flags+0x3f1/0x6f0 [ 861.518147][ T44] ? rcu_read_lock_any_held+0x3c/0x90 [ 861.518264][ T44] ___sys_sendmsg+0xfd/0x180 [ 861.518379][ T44] ? __call_rcu_common.constprop.0+0xa6/0xa00 [ 861.518534][ T44] ? copy_msghdr_from_user+0x430/0x430 [ 861.518663][ T44] __sys_sendmsg+0x124/0x1c0 [ 861.518778][ T44] ? __sys_sendmsg_sock+0x20/0x20 [ 861.518891][ T44] ? lockdep_hardirqs_on+0x84/0x130 [ 861.519003][ T44] ? __call_rcu_common.constprop.0+0x3bd/0xa00 [ 861.519148][ T44] ? do_raw_spin_unlock+0x59/0x250 [ 861.519262][ T44] ? rcu_is_watching+0x15/0xd0 [ 861.519378][ T44] do_syscall_64+0xbd/0xfc0 [ 861.519501][ T44] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 861.519643][ T44] RIP: 0033:0x7f13080b0c5e [ 861.519768][ T44] RSP: 002b:00007fff471f55d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 861.519944][ T44] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f13080b0c5e [ 861.520120][ T44] RDX: 0000000000000000 RSI: 00007fff471f5690 RDI: 0000000000000003 [ 861.520291][ T44] RBP: 00007fff471f55e0 R08: 0000000000000000 R09: 0000000000000000 [ 861.520472][ T44] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff471f5d50 [ 861.520644][ T44] R13: 000000006950e951 R14: 0000000000000000 R15: 0000000000499600 [ 861.520827][ T44] [ 861.520913][ T44] INFO: task ip:5309 is blocked on a mutex likely owned by task kworker/0:1:10. [ 861.521102][ T44] task:kworker/0:1 state:D stack:28752 pid:10 tgid:10 ppid:2 task_flags:0x4208060 flags:0x00080000 [ 861.521353][ T44] Workqueue: events refill_work [ 861.521475][ T44] Call Trace: [ 861.521562][ T44] [ 861.521623][ T44] __schedule+0xae2/0x1720 [ 861.521739][ T44] ? usleep_range_state+0xba/0x1b0 [ 861.521853][ T44] ? io_schedule_timeout+0x130/0x130 [ 861.521970][ T44] ? __lock_release.isra.0+0x59/0x170 [ 861.522088][ T44] ? usleep_range_state+0xba/0x1b0 [ 861.522202][ T44] schedule+0xd4/0x260 [ 861.522289][ T44] schedule_hrtimeout_range_clock+0x1da/0x2f0 [ 861.522436][ T44] ? schedule_timeout_idle+0xe0/0xe0 [ 861.522561][ T44] ? __hrtimer_cb_get_time+0x50/0x50 [ 861.522678][ T44] ? lockdep_hardirqs_on+0x84/0x130 [ 861.522793][ T44] ? ktime_get+0x15e/0x220 [ 861.522910][ T44] ? kvm_clock_get_cycles+0x18/0x30 [ 861.523026][ T44] ? ktime_get+0xa9/0x220 [ 861.523114][ T44] usleep_range_state+0x133/0x1b0 [ 861.523231][ T44] ? schedule_hrtimeout+0x20/0x20 [ 861.523348][ T44] ? perf_trace_sched_switch+0x6d0/0x6d0 [ 861.523472][ T44] ? refill_work+0x149/0x210 [ 861.523588][ T44] napi_disable_locked+0x379/0x5f0 [ 861.523704][ T44] ? _mutex_trylock_nest_lock+0x340/0x340 [ 861.523819][ T44] ? register_netdevice_notifier_net+0x40/0x40 [ 861.523965][ T44] napi_disable+0x43/0x80 [ 861.524053][ T44] refill_work+0x116/0x210 [ 861.524169][ T44] process_one_work+0xd57/0x1390 [ 861.524287][ T44] ? pwq_dec_nr_in_flight+0x700/0x700 [ 861.524404][ T44] ? lock_acquire.part.0+0xbc/0x260 [ 861.524527][ T44] ? assign_work+0x152/0x380 [ 861.524645][ T44] worker_thread+0x4d6/0xd40 [ 861.524768][ T44] ? process_one_work+0x1390/0x1390 [ 861.524883][ T44] kthread+0x355/0x5b0 [ 861.524970][ T44] ? kthread_is_per_cpu+0xe0/0xe0 [ 861.525086][ T44] ? __lock_release.isra.0+0x59/0x170 [ 861.525203][ T44] ? rcu_is_watching+0x15/0xd0 [ 861.525317][ T44] ? kthread_is_per_cpu+0xe0/0xe0 [ 861.525435][ T44] ret_from_fork+0x3fb/0x510 [ 861.525555][ T44] ? arch_exit_to_user_mode_prepare.isra.0+0x140/0x140 [ 861.525699][ T44] ? __switch_to+0x53c/0xd00 [ 861.525813][ T44] ? kthread_is_per_cpu+0xe0/0xe0 [ 861.525929][ T44] ret_from_fork_asm+0x11/0x20 [ 861.526051][ T44] [ 861.526142][ T44] [ 861.526142][ T44] Showing all locks held in the system: [ 861.526308][ T44] 3 locks held by kworker/0:1/10: [ 861.526423][ T44] #0: ff11000001139b48 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390 [ 861.526749][ T44] #1: ffa00000000a7cc0 ((work_completion)(&(&vi->refill)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390 [ 861.526996][ T44] #2: ff110000089e2c98 (&dev->lock){+.+.}-{4:4}, at: napi_disable+0x3b/0x80 [ 861.527190][ T44] 3 locks held by kworker/u16:0/12: [ 861.527298][ T44] #0: ff110000090af148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390 [ 861.527529][ T44] #1: ffa00000000c7cc0 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390 [ 861.527802][ T44] #2: ffffffffb9885768 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_verify_work+0x12/0x30 [ 861.528000][ T44] 1 lock held by khungtaskd/44: [ 861.528109][ T44] #0: ffffffffb9171040 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire.constprop.0+0x7/0x30 [ 861.528332][ T44] 3 locks held by kworker/3:1/51: [ 861.528445][ T44] #0: ff11000001139b48 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390 [ 861.528670][ T44] #1: ffa000000037fcc0 ((work_completion)(&pool->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390 [ 861.528889][ T44] #2: ffffffffb9885768 (rtnl_mutex){+.+.}-{4:4}, at: xp_release_deferred+0x1b/0x1e0 [ 861.529092][ T44] 2 locks held by ip/5309: [ 861.529201][ T44] #0: ffffffffb9885768 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x6fc/0xe90 [ 861.529396][ T44] #1: ff110000089e2c98 (&dev->lock){+.+.}-{4:4}, at: napi_enable+0x3b/0x80 [ 861.529596][ T44] 1 lock held by xdp_helper/5317: [ 861.529704][ T44] #0: ffffffffb9885768 (rtnl_mutex){+.+.}-{4:4}, at: xsk_bind+0x17f/0x1a10 [ 861.529900][ T44] [ 861.529956][ T44] ============================================= [ 861.529956][ T44] [ 862.527479][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 1 timed out 325632 ms [ 862.527912][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 1, sq: output.1, vq: 0x3, name: output.1, 325632000 usecs ago [ 868.159472][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 1 timed out 331264 ms [ 868.159883][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 1, sq: output.1, vq: 0x3, name: output.1, 331264000 usecs ago [ 873.279475][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 1 timed out 336384 ms [ 873.279910][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 1, sq: output.1, vq: 0x3, name: output.1, 336384000 usecs ago [ 878.399472][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 1 timed out 341504 ms [ 878.399925][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 1, sq: output.1, vq: 0x3, name: output.1, 341504000 usecs ago [ 884.543474][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 1 timed out 347648 ms [ 884.543915][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 1, sq: output.1, vq: 0x3, name: output.1, 347648000 usecs ago [ 890.175472][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 1 timed out 353280 ms [ 890.175913][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 1, sq: output.1, vq: 0x3, name: output.1, 353280000 usecs ago [ 895.295474][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 1 timed out 358400 ms [ 895.295960][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 1, sq: output.1, vq: 0x3, name: output.1, 358400000 usecs ago [ 900.415473][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 1 timed out 363520 ms [ 900.415922][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 1, sq: output.1, vq: 0x3, name: output.1, 363520000 usecs ago [ 906.559473][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 1 timed out 369664 ms [ 906.559925][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 1, sq: output.1, vq: 0x3, name: output.1, 369664000 usecs ago [ 912.191472][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 1 timed out 375296 ms [ 912.191937][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 1, sq: output.1, vq: 0x3, name: output.1, 375296000 usecs ago [ 917.311475][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 1 timed out 380416 ms [ 917.311924][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 1, sq: output.1, vq: 0x3, name: output.1, 380416000 usecs ago [ 923.455472][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 1 timed out 386560 ms [ 923.455921][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 1, sq: output.1, vq: 0x3, name: output.1, 386560000 usecs ago [ 929.088474][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 1 timed out 392193 ms [ 929.088919][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 1, sq: output.1, vq: 0x3, name: output.1, 392193000 usecs ago [ 934.207472][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 1 timed out 397312 ms [ 934.207920][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 1, sq: output.1, vq: 0x3, name: output.1, 397312000 usecs ago [ 939.327474][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 1 timed out 402432 ms [ 939.327929][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 1, sq: output.1, vq: 0x3, name: output.1, 402432000 usecs ago [ 945.471472][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 1 timed out 408576 ms [ 945.471912][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 1, sq: output.1, vq: 0x3, name: output.1, 408576000 usecs ago [ 951.103475][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 1 timed out 414208 ms [ 951.103918][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 1, sq: output.1, vq: 0x3, name: output.1, 414208000 usecs ago [ 956.223472][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 1 timed out 419328 ms [ 956.223897][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 1, sq: output.1, vq: 0x3, name: output.1, 419328000 usecs ago [ 961.343474][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 1 timed out 424448 ms [ 961.343913][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 1, sq: output.1, vq: 0x3, name: output.1, 424448000 usecs ago [ 967.487473][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 1 timed out 430592 ms [ 967.487939][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 1, sq: output.1, vq: 0x3, name: output.1, 430592000 usecs ago