[ 719.166454][ C3] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 3: transmit queue 3 timed out 226304 ms [ 719.166872][ C3] virtio_net virtio2 enp0s1: TX timeout on queue: 3, sq: output.3, vq: 0x7, name: output.3, 226304000 usecs ago [ 724.286451][ C3] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 3: transmit queue 3 timed out 231424 ms [ 724.286844][ C3] virtio_net virtio2 enp0s1: TX timeout on queue: 3, sq: output.3, vq: 0x7, name: output.3, 231424000 usecs ago [ 729.406457][ C3] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 3: transmit queue 3 timed out 236544 ms [ 729.406823][ C3] virtio_net virtio2 enp0s1: TX timeout on queue: 3, sq: output.3, vq: 0x7, name: output.3, 236544000 usecs ago [ 735.550450][ C3] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 3: transmit queue 3 timed out 242688 ms [ 735.551060][ C3] virtio_net virtio2 enp0s1: TX timeout on queue: 3, sq: output.3, vq: 0x7, name: output.3, 242688000 usecs ago [ 738.622468][ T44] INFO: task kworker/u16:0:12 blocked for more than 368 seconds. [ 738.622812][ T44] Not tainted 6.18.0-rc6-virtme #1 [ 738.622978][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 738.623250][ T44] task:kworker/u16:0 state:D stack:27120 pid:12 tgid:12 ppid:2 task_flags:0x4208060 flags:0x00080000 [ 738.623620][ T44] Workqueue: ipv6_addrconf addrconf_verify_work [ 738.623848][ T44] Call Trace: [ 738.623983][ T44] [ 738.624139][ T44] __schedule+0x88d/0x1b90 [ 738.624315][ T44] ? io_schedule_timeout+0x130/0x130 [ 738.624526][ T44] ? lock_acquire.part.0+0xbc/0x260 [ 738.624741][ T44] ? __lock_release.isra.0+0x59/0x170 [ 738.624906][ T44] ? __lock_release.isra.0+0x59/0x170 [ 738.625098][ T44] schedule+0xd4/0x260 [ 738.625236][ T44] schedule_preempt_disabled+0x18/0x30 [ 738.625424][ T44] __mutex_lock+0x9ae/0x1500 [ 738.625632][ T44] ? addrconf_verify_work+0x12/0x30 [ 738.625800][ T44] ? ww_mutex_lock+0x160/0x160 [ 738.626000][ T44] ? process_one_work+0xd16/0x1390 [ 738.626168][ T44] ? trace_lock_acquire+0x88/0xd0 [ 738.626355][ T44] ? trace_lock_acquire+0x88/0xd0 [ 738.626557][ T44] ? addrconf_verify_work+0x12/0x30 [ 738.626720][ T44] addrconf_verify_work+0x12/0x30 [ 738.626909][ T44] process_one_work+0xd57/0x1390 [ 738.627078][ T44] ? pwq_dec_nr_in_flight+0x700/0x700 [ 738.627272][ T44] ? lock_acquire.part.0+0xbc/0x260 [ 738.627442][ T44] ? assign_work+0x152/0x380 [ 738.627644][ T44] worker_thread+0x4d6/0xd40 [ 738.627839][ T44] ? process_one_work+0x1390/0x1390 [ 738.628004][ T44] kthread+0x355/0x5b0 [ 738.628168][ T44] ? kthread_is_per_cpu+0xe0/0xe0 [ 738.628334][ T44] ? __lock_release.isra.0+0x59/0x170 [ 738.628539][ T44] ? rcu_is_watching+0x15/0xd0 [ 738.628706][ T44] ? kthread_is_per_cpu+0xe0/0xe0 [ 738.628897][ T44] ret_from_fork+0x1d4/0x270 [ 738.629062][ T44] ? kthread_is_per_cpu+0xe0/0xe0 [ 738.629251][ T44] ret_from_fork_asm+0x11/0x20 [ 738.629424][ T44] [ 738.629610][ T44] INFO: task kworker/u16:0:12 is blocked on a mutex likely owned by task ip:974. [ 738.629874][ T44] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 738.630167][ T44] [ 738.630167][ T44] Showing all locks held in the system: [ 738.630399][ T44] 3 locks held by kworker/u16:0/12: [ 738.630681][ T44] #0: ff110000091a4d48 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390 [ 738.630974][ T44] #1: ffa00000000c7d30 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390 [ 738.631325][ T44] #2: ffffffff86c92a28 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_verify_work+0x12/0x30 [ 738.631611][ T44] 3 locks held by kworker/2:0/28: [ 738.631769][ T44] #0: ff11000001139b48 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390 [ 738.632067][ T44] #1: ffa00000001ffd30 ((work_completion)(&pool->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390 [ 738.632364][ T44] #2: ffffffff86c92a28 (rtnl_mutex){+.+.}-{4:4}, at: xp_release_deferred+0x1b/0x1e0 [ 738.632648][ T44] 1 lock held by khungtaskd/44: [ 738.632809][ T44] #0: ffffffff86578fc0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2b/0x1db [ 738.633079][ T44] 3 locks held by kworker/2:2/67: [ 738.633242][ T44] #0: ff11000001139b48 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390 [ 738.633553][ T44] #1: ffa0000000487d30 ((work_completion)(&(&vi->refill)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390 [ 738.633879][ T44] #2: ff11000008b4ac98 (&dev->lock){+.+.}-{4:4}, at: napi_disable+0x3b/0x80 [ 738.634149][ T44] 2 locks held by ip/974: [ 738.634279][ T44] #0: ffffffff86c92a28 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x5df/0xb20 [ 738.634567][ T44] #1: ff11000008b4ac98 (&dev->lock){+.+.}-{4:4}, at: napi_enable+0x3b/0x80 [ 738.634847][ T44] 1 lock held by ip/1039: [ 738.634977][ T44] #0: ffffffff86c92a28 (rtnl_mutex){+.+.}-{4:4}, at: rtnetlink_rcv_msg+0x2ab/0xb90 [ 738.635254][ T44] [ 738.635357][ T44] ============================================= [ 738.635357][ T44] [ 741.182455][ C3] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 3: transmit queue 3 timed out 248320 ms [ 741.182849][ C3] virtio_net virtio2 enp0s1: TX timeout on queue: 3, sq: output.3, vq: 0x7, name: output.3, 248320000 usecs ago [ 746.302451][ C3] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 3: transmit queue 3 timed out 253440 ms [ 746.302844][ C3] virtio_net virtio2 enp0s1: TX timeout on queue: 3, sq: output.3, vq: 0x7, name: output.3, 253440000 usecs ago [ 752.446450][ C3] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 3: transmit queue 3 timed out 259584 ms [ 752.446805][ C3] virtio_net virtio2 enp0s1: TX timeout on queue: 3, sq: output.3, vq: 0x7, name: output.3, 259584000 usecs ago [ 758.078451][ C3] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 3: transmit queue 3 timed out 265216 ms [ 758.078820][ C3] virtio_net virtio2 enp0s1: TX timeout on queue: 3, sq: output.3, vq: 0x7, name: output.3, 265216000 usecs ago [ 763.197450][ C3] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 3: transmit queue 3 timed out 270335 ms [ 763.197802][ C3] virtio_net virtio2 enp0s1: TX timeout on queue: 3, sq: output.3, vq: 0x7, name: output.3, 270335000 usecs ago [ 768.317451][ C3] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 3: transmit queue 3 timed out 275455 ms [ 768.317802][ C3] virtio_net virtio2 enp0s1: TX timeout on queue: 3, sq: output.3, vq: 0x7, name: output.3, 275455000 usecs ago [ 774.462457][ C3] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 3: transmit queue 3 timed out 281600 ms [ 774.462804][ C3] virtio_net virtio2 enp0s1: TX timeout on queue: 3, sq: output.3, vq: 0x7, name: output.3, 281600000 usecs ago [ 780.094455][ C3] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 3: transmit queue 3 timed out 287232 ms [ 780.094842][ C3] virtio_net virtio2 enp0s1: TX timeout on queue: 3, sq: output.3, vq: 0x7, name: output.3, 287232000 usecs ago [ 785.214449][ C3] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 3: transmit queue 3 timed out 292352 ms [ 785.214809][ C3] virtio_net virtio2 enp0s1: TX timeout on queue: 3, sq: output.3, vq: 0x7, name: output.3, 292352000 usecs ago [ 790.333455][ C3] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 3: transmit queue 3 timed out 297471 ms [ 790.333836][ C3] virtio_net virtio2 enp0s1: TX timeout on queue: 3, sq: output.3, vq: 0x7, name: output.3, 297471000 usecs ago [ 796.478450][ C3] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 3: transmit queue 3 timed out 303616 ms [ 796.478802][ C3] virtio_net virtio2 enp0s1: TX timeout on queue: 3, sq: output.3, vq: 0x7, name: output.3, 303616000 usecs ago [ 802.110451][ C3] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 3: transmit queue 3 timed out 309248 ms [ 802.110804][ C3] virtio_net virtio2 enp0s1: TX timeout on queue: 3, sq: output.3, vq: 0x7, name: output.3, 309248000 usecs ago [ 807.229454][ C3] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 3: transmit queue 3 timed out 314367 ms [ 807.229919][ C3] virtio_net virtio2 enp0s1: TX timeout on queue: 3, sq: output.3, vq: 0x7, name: output.3, 314367000 usecs ago [ 812.350451][ C3] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 3: transmit queue 3 timed out 319488 ms [ 812.350865][ C3] virtio_net virtio2 enp0s1: TX timeout on queue: 3, sq: output.3, vq: 0x7, name: output.3, 319488000 usecs ago [ 818.493455][ C3] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 3: transmit queue 3 timed out 325631 ms [ 818.493903][ C3] virtio_net virtio2 enp0s1: TX timeout on queue: 3, sq: output.3, vq: 0x7, name: output.3, 325631000 usecs ago [ 824.125455][ C3] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 3: transmit queue 3 timed out 331263 ms [ 824.125836][ C3] virtio_net virtio2 enp0s1: TX timeout on queue: 3, sq: output.3, vq: 0x7, name: output.3, 331263000 usecs ago