[ 615.756507][ T44] INFO: task kworker/0:0:9 blocked for more than 368 seconds. [ 615.756841][ T44] Not tainted 6.18.0-rc6-virtme #1 [ 615.756996][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 615.757236][ T44] task:kworker/0:0 state:D stack:28200 pid:9 tgid:9 ppid:2 task_flags:0x4208060 flags:0x00080000 [ 615.757588][ T44] Workqueue: events xp_release_deferred [ 615.757747][ T44] Call Trace: [ 615.757855][ T44] [ 615.757932][ T44] __schedule+0x88d/0x1b90 [ 615.758066][ T44] ? io_schedule_timeout+0x130/0x130 [ 615.758191][ T44] ? find_held_lock+0x2b/0x80 [ 615.758315][ T44] ? __lock_release.isra.0+0x59/0x170 [ 615.758442][ T44] schedule+0xd4/0x260 [ 615.758542][ T44] schedule_preempt_disabled+0x18/0x30 [ 615.758666][ T44] __mutex_lock+0x9ae/0x1500 [ 615.758794][ T44] ? xp_release_deferred+0x1b/0x1e0 [ 615.758922][ T44] ? ww_mutex_lock+0x160/0x160 [ 615.759042][ T44] ? __lock_acquire+0x34c/0x740 [ 615.759163][ T44] ? lock_acquire.part.0+0xbc/0x260 [ 615.759280][ T44] ? process_one_work+0xd16/0x1390 [ 615.759401][ T44] ? xp_release_deferred+0x1b/0x1e0 [ 615.759538][ T44] xp_release_deferred+0x1b/0x1e0 [ 615.759657][ T44] process_one_work+0xd57/0x1390 [ 615.759784][ T44] ? pwq_dec_nr_in_flight+0x700/0x700 [ 615.759901][ T44] ? lock_acquire.part.0+0xbc/0x260 [ 615.760018][ T44] ? assign_work+0x152/0x380 [ 615.760134][ T44] worker_thread+0x4d6/0xd40 [ 615.760258][ T44] ? process_one_work+0x1390/0x1390 [ 615.760375][ T44] kthread+0x355/0x5b0 [ 615.760472][ T44] ? kthread_is_per_cpu+0xe0/0xe0 [ 615.760592][ T44] ? __lock_release.isra.0+0x59/0x170 [ 615.760711][ T44] ? rcu_is_watching+0x15/0xd0 [ 615.760828][ T44] ? kthread_is_per_cpu+0xe0/0xe0 [ 615.760942][ T44] ret_from_fork+0x1d4/0x270 [ 615.761055][ T44] ? kthread_is_per_cpu+0xe0/0xe0 [ 615.761168][ T44] ret_from_fork_asm+0x11/0x20 [ 615.761289][ T44] [ 615.761400][ T44] INFO: task kworker/0:0:9 is blocked on a mutex likely owned by task ip:560. [ 615.761602][ T44] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 615.761813][ T44] [ 615.761813][ T44] Showing all locks held in the system: [ 615.761983][ T44] 3 locks held by kworker/0:0/9: [ 615.762096][ T44] #0: ff11000001139b48 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390 [ 615.762325][ T44] #1: ffa0000000097d30 ((work_completion)(&pool->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390 [ 615.762638][ T44] #2: ffffffffb7c92a28 (rtnl_mutex){+.+.}-{4:4}, at: xp_release_deferred+0x1b/0x1e0 [ 615.762840][ T44] 3 locks held by kworker/u16:0/12: [ 615.762949][ T44] #0: ff1100000f654d48 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390 [ 615.763174][ T44] #1: ffa00000000c7d30 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390 [ 615.763450][ T44] #2: ffffffffb7c92a28 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_verify_work+0x12/0x30 [ 615.763650][ T44] 3 locks held by kworker/3:0/33: [ 615.763762][ T44] #0: ff11000001139b48 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390 [ 615.763984][ T44] #1: ffa0000000257d30 ((work_completion)(&(&vi->refill)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390 [ 615.764235][ T44] #2: ff1100000ef42c98 (&dev->lock){+.+.}-{4:4}, at: napi_disable+0x3b/0x80 [ 615.764432][ T44] 1 lock held by khungtaskd/44: [ 615.764544][ T44] #0: ffffffffb7578fc0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2b/0x1db [ 615.764748][ T44] 2 locks held by ip/560: [ 615.764831][ T44] #0: ffffffffb7c92a28 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x5df/0xb20 [ 615.765027][ T44] #1: ff1100000ef42c98 (&dev->lock){+.+.}-{4:4}, at: napi_enable+0x3b/0x80 [ 615.765225][ T44] 1 lock held by ip/625: [ 615.765308][ T44] #0: ffffffffb7c92a28 (rtnl_mutex){+.+.}-{4:4}, at: rtnetlink_rcv_msg+0x2ab/0xb90 [ 615.765512][ T44] [ 615.765568][ T44] ============================================= [ 615.765568][ T44]