[ 615.752973][ T44] INFO: task kworker/u16:0:12 blocked for more than 122 seconds.
[ 615.753533][ T44] Not tainted 6.18.0-rc7-virtme #1
[ 615.753745][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 615.754097][ T44] task:kworker/u16:0 state:D stack:27000 pid:12 tgid:12 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 615.754513][ T44] Workqueue: ipv6_addrconf addrconf_verify_work
[ 615.754750][ T44] Call Trace:
[ 615.754899][ T44]
[ 615.755033][ T44] __schedule+0x88d/0x1b90
[ 615.755227][ T44] ? io_schedule_timeout+0x130/0x130
[ 615.755420][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 615.755608][ T44] ? __lock_release.isra.0+0x59/0x170
[ 615.755797][ T44] ? __lock_release.isra.0+0x59/0x170
[ 615.755997][ T44] schedule+0xd4/0x260
[ 615.756147][ T44] schedule_preempt_disabled+0x18/0x30
[ 615.756333][ T44] __mutex_lock+0x9ae/0x1500
[ 615.756517][ T44] ? addrconf_verify_work+0x12/0x30
[ 615.756699][ T44] ? ww_mutex_lock+0x160/0x160
[ 615.756873][ T44] ? process_one_work+0xd16/0x1390
[ 615.757057][ T44] ? trace_lock_acquire+0x88/0xd0
[ 615.757220][ T44] ? trace_lock_acquire+0x88/0xd0
[ 615.757385][ T44] ? addrconf_verify_work+0x12/0x30
[ 615.757555][ T44] addrconf_verify_work+0x12/0x30
[ 615.757729][ T44] process_one_work+0xd57/0x1390
[ 615.757897][ T44] ? pwq_dec_nr_in_flight+0x700/0x700
[ 615.758081][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 615.758248][ T44] ? assign_work+0x152/0x380
[ 615.758411][ T44] worker_thread+0x4d6/0xd40
[ 615.758589][ T44] ? process_one_work+0x1390/0x1390
[ 615.758752][ T44] kthread+0x355/0x5b0
[ 615.758888][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 615.759066][ T44] ? __lock_release.isra.0+0x59/0x170
[ 615.759575][ T44] ? rcu_is_watching+0x15/0xd0
[ 615.759754][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 615.759920][ T44] ret_from_fork+0x1d4/0x270
[ 615.760098][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 615.760261][ T44] ret_from_fork_asm+0x11/0x20
[ 615.760430][ T44]
[ 615.760591][ T44] INFO: task kworker/u16:0:12 is blocked on a mutex likely owned by task ip:4174.
[ 615.760881][ T44] INFO: task ip:4174 blocked for more than 122 seconds.
[ 615.761079][ T44] Not tainted 6.18.0-rc7-virtme #1
[ 615.761234][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 615.761477][ T44] task:ip state:D stack:25496 pid:4174 tgid:4174 ppid:4169 task_flags:0x400100 flags:0x00080001
[ 615.761786][ T44] Call Trace:
[ 615.761921][ T44]
[ 615.762040][ T44] __schedule+0x88d/0x1b90
[ 615.762207][ T44] ? io_schedule_timeout+0x130/0x130
[ 615.762371][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 615.762538][ T44] ? __lock_release.isra.0+0x59/0x170
[ 615.762706][ T44] ? __lock_release.isra.0+0x59/0x170
[ 615.762871][ T44] schedule+0xd4/0x260
[ 615.763021][ T44] schedule_preempt_disabled+0x18/0x30
[ 615.763186][ T44] __mutex_lock+0x9ae/0x1500
[ 615.763348][ T44] ? napi_enable+0x3b/0x80
[ 615.763515][ T44] ? virtqueue_add_inbuf_ctx+0x1850/0x1850
[ 615.763715][ T44] ? ww_mutex_lock+0x160/0x160
[ 615.763878][ T44] ? __asan_memset+0x27/0x50
[ 615.764056][ T44] ? sg_init_table+0x19/0x60
[ 615.764227][ T44] ? try_fill_recv+0x3ec/0x1750
[ 615.764393][ T44] ? napi_enable+0x3b/0x80
[ 615.764556][ T44] napi_enable+0x3b/0x80
[ 615.764701][ T44] __virtnet_rx_resume+0x156/0x290
[ 615.764868][ T44] ? queue_delayed_work_on+0x91/0x100
[ 615.765047][ T44] virtnet_rx_resume_all+0xe7/0x1a0
[ 615.765215][ T44] virtnet_xdp_set+0xef7/0x1aa0
[ 615.765381][ T44] ? virtnet_xdp_set+0x1aa0/0x1aa0
[ 615.765545][ T44] dev_xdp_install+0x3e4/0x8e0
[ 615.765713][ T44] ? netif_skb_check_for_xdp+0x600/0x600
[ 615.765880][ T44] dev_xdp_attach+0x50d/0x1320
[ 615.766064][ T44] ? bpf_xdp_link_update+0x6e0/0x6e0
[ 615.766229][ T44] ? __bpf_prog_get+0x320/0x320
[ 615.766398][ T44] dev_change_xdp_fd+0x182/0x240
[ 615.766566][ T44] do_setlink.isra.0+0x1c2d/0x2880
[ 615.766737][ T44] ? rtnl_newlink_create+0x900/0x900
[ 615.766901][ T44] ? rcu_lockdep_current_cpu_online+0x3e/0x1b0
[ 615.767112][ T44] ? rcu_read_lock_any_held+0x41/0xa0
[ 615.767276][ T44] ? validate_chain+0x287/0x5f0
[ 615.767438][ T44] ? rcu_read_lock_any_held+0x6b/0xa0
[ 615.767622][ T44] ? stack_depot_save_flags+0x3e1/0x6e0
[ 615.767787][ T44] ? __lock_acquire+0x34c/0x740
[ 615.767968][ T44] ? trace_lock_acquire+0x88/0xd0
[ 615.768129][ T44] ? perf_trace_sched_switch+0x6d0/0x6d0
[ 615.768291][ T44] ? lock_acquire+0x31/0x80
[ 615.768452][ T44] ? rtnl_newlink+0x5df/0xb20
[ 615.768619][ T44] ? rcu_is_watching+0x15/0xd0
[ 615.768780][ T44] ? rcu_is_watching+0x15/0xd0
[ 615.768949][ T44] ? trace_contention_end+0xd6/0x140
[ 615.769127][ T44] ? rtnl_newlink+0x5df/0xb20
[ 615.769290][ T44] ? __mutex_lock+0x32e/0x1500
[ 615.769455][ T44] ? ww_mutex_lock+0x160/0x160
[ 615.769619][ T44] ? nla_validate_int_range+0x5b0/0x5b0
[ 615.769784][ T44] ? __rtnl_newlink+0x3fa/0xa40
[ 615.769950][ T44] rtnl_newlink+0x637/0xb20
[ 615.770131][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 615.770302][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 615.770462][ T44] ? find_held_lock+0x2b/0x80
[ 615.770631][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 615.770794][ T44] ? __lock_release.isra.0+0x59/0x170
[ 615.770973][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 615.771135][ T44] rtnetlink_rcv_msg+0x6fe/0xb90
[ 615.771300][ T44] ? rtnl_port_fill+0x940/0x940
[ 615.771470][ T44] ? __lock_acquire+0x34c/0x740
[ 615.771642][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 615.771803][ T44] ? find_held_lock+0x2b/0x80
[ 615.771985][ T44] netlink_rcv_skb+0x123/0x380
[ 615.772149][ T44] ? rtnl_port_fill+0x940/0x940
[ 615.772312][ T44] ? netlink_ack+0xcc0/0xcc0
[ 615.772478][ T44] ? netlink_deliver_tap+0x13f/0x330
[ 615.772651][ T44] netlink_unicast+0x4a3/0x770
[ 615.772819][ T44] ? netlink_attachskb+0x810/0x810
[ 615.772998][ T44] ? __lock_acquire+0x34c/0x740
[ 615.773163][ T44] netlink_sendmsg+0x735/0xc60
[ 615.773327][ T44] ? netlink_unicast+0x770/0x770
[ 615.773489][ T44] ? __might_fault+0x97/0x140
[ 615.773661][ T44] ____sys_sendmsg+0x419/0x850
[ 615.773825][ T44] ? copy_msghdr_from_user+0x270/0x430
[ 615.774002][ T44] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 615.774196][ T44] ? move_addr_to_kernel+0x40/0x40
[ 615.774357][ T44] ? stack_depot_save_flags+0x3e1/0x6e0
[ 615.774518][ T44] ? validate_chain+0x287/0x5f0
[ 615.774689][ T44] ___sys_sendmsg+0xfd/0x180
[ 615.774851][ T44] ? __call_rcu_common.constprop.0+0xa5/0x680
[ 615.775053][ T44] ? copy_msghdr_from_user+0x430/0x430
[ 615.775236][ T44] __sys_sendmsg+0x124/0x1c0
[ 615.775400][ T44] ? __sys_sendmsg_sock+0x20/0x20
[ 615.775560][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 615.775729][ T44] ? __call_rcu_common.constprop.0+0x2fa/0x680
[ 615.775922][ T44] ? do_raw_spin_unlock+0x59/0x250
[ 615.776096][ T44] ? rcu_is_watching+0x15/0xd0
[ 615.776260][ T44] do_syscall_64+0xbb/0xfd0
[ 615.776426][ T44] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 615.776620][ T44] RIP: 0033:0x7f52f1825c5e
[ 615.776789][ T44] RSP: 002b:00007ffde0eae120 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 615.777025][ T44] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f52f1825c5e
[ 615.777252][ T44] RDX: 0000000000000000 RSI: 00007ffde0eae1e0 RDI: 0000000000000003
[ 615.777475][ T44] RBP: 00007ffde0eae130 R08: 0000000000000000 R09: 0000000000000000
[ 615.777702][ T44] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffde0eae8a0
[ 615.777921][ T44] R13: 0000000069306169 R14: 0000000000000000 R15: 0000000000499600
[ 615.778159][ T44]
[ 615.778294][ T44] INFO: task ip:4174 is blocked on a mutex likely owned by task kworker/0:1:10.
[ 615.778538][ T44] task:kworker/0:1 state:D stack:27696 pid:10 tgid:10 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 615.778844][ T44] Workqueue: events refill_work
[ 615.779021][ T44] Call Trace:
[ 615.779156][ T44]
[ 615.779265][ T44] __schedule+0x88d/0x1b90
[ 615.779434][ T44] ? io_schedule_timeout+0x130/0x130
[ 615.779603][ T44] ? usleep_range_state+0xba/0x1b0
[ 615.779772][ T44] ? find_held_lock+0x2b/0x80
[ 615.779936][ T44] ? __lock_release.isra.0+0x59/0x170
[ 615.780114][ T44] ? usleep_range_state+0xba/0x1b0
[ 615.780275][ T44] schedule+0xd4/0x260
[ 615.780409][ T44] schedule_hrtimeout_range_clock+0x1da/0x2f0
[ 615.780605][ T44] ? schedule_timeout_idle+0xe0/0xe0
[ 615.780768][ T44] ? hrtimer_cb_get_time+0x90/0x90
[ 615.780936][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 615.781111][ T44] ? ktime_get+0x15e/0x220
[ 615.781271][ T44] ? kvm_clock_get_cycles+0x18/0x30
[ 615.781433][ T44] ? ktime_get+0xa9/0x220
[ 615.781569][ T44] usleep_range_state+0x133/0x1b0
[ 615.781739][ T44] ? schedule_hrtimeout+0x20/0x20
[ 615.781900][ T44] ? perf_trace_sched_switch+0x6d0/0x6d0
[ 615.782086][ T44] napi_disable_locked+0x379/0x5f0
[ 615.782249][ T44] ? _mutex_trylock_nest_lock+0x150/0x150
[ 615.782412][ T44] ? netdev_bind_sb_channel_queue+0x470/0x470
[ 615.782609][ T44] napi_disable+0x43/0x80
[ 615.782745][ T44] refill_work+0x116/0x210
[ 615.782909][ T44] process_one_work+0xd57/0x1390
[ 615.783099][ T44] ? pwq_dec_nr_in_flight+0x700/0x700
[ 615.783266][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 615.783435][ T44] ? assign_work+0x152/0x380
[ 615.783608][ T44] worker_thread+0x4d6/0xd40
[ 615.783773][ T44] ? process_one_work+0x1390/0x1390
[ 615.783935][ T44] ? __kthread_parkme+0xb3/0x200
[ 615.784115][ T44] ? process_one_work+0x1390/0x1390
[ 615.784279][ T44] kthread+0x355/0x5b0
[ 615.784420][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 615.784588][ T44] ? __lock_release.isra.0+0x59/0x170
[ 615.784753][ T44] ? rcu_is_watching+0x15/0xd0
[ 615.784917][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 615.785091][ T44] ret_from_fork+0x1d4/0x270
[ 615.785252][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 615.785413][ T44] ret_from_fork_asm+0x11/0x20
[ 615.785587][ T44]
[ 615.785722][ T44]
[ 615.785722][ T44] Showing all locks held in the system:
[ 615.785940][ T44] 3 locks held by kworker/0:1/10:
[ 615.786115][ T44] #0: ff11000001139b48 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 615.786388][ T44] #1: ffa00000000a7d30 ((work_completion)(&(&vi->refill)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 615.786692][ T44] #2: ff11000008c02c98 (&dev->lock){+.+.}-{4:4}, at: napi_disable+0x3b/0x80
[ 615.786940][ T44] 3 locks held by kworker/u16:0/12:
[ 615.787110][ T44] #0: ff11000009264d48 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 615.787380][ T44] #1: ffa00000000c7d30 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 615.787713][ T44] #2: ffffffffb6e925e8 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_verify_work+0x12/0x30
[ 615.787979][ T44] 1 lock held by khungtaskd/44:
[ 615.788133][ T44] #0: ffffffffb6778fc0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2b/0x1db
[ 615.788385][ T44] 2 locks held by ip/4174:
[ 615.788540][ T44] #0: ffffffffb6e925e8 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x5df/0xb20
[ 615.788789][ T44] #1: ff11000008c02c98 (&dev->lock){+.+.}-{4:4}, at: napi_enable+0x3b/0x80
[ 615.789049][ T44]
[ 615.789152][ T44] =============================================
[ 615.789152][ T44]
[ 738.632992][ T44] INFO: task kworker/u16:0:12 blocked for more than 245 seconds.
[ 738.633354][ T44] Not tainted 6.18.0-rc7-virtme #1
[ 738.633531][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 738.633811][ T44] task:kworker/u16:0 state:D stack:27000 pid:12 tgid:12 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 738.634195][ T44] Workqueue: ipv6_addrconf addrconf_verify_work
[ 738.634412][ T44] Call Trace:
[ 738.634560][ T44]
[ 738.634678][ T44] __schedule+0x88d/0x1b90
[ 738.634865][ T44] ? io_schedule_timeout+0x130/0x130
[ 738.635076][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 738.635255][ T44] ? __lock_release.isra.0+0x59/0x170
[ 738.635435][ T44] ? __lock_release.isra.0+0x59/0x170
[ 738.635618][ T44] schedule+0xd4/0x260
[ 738.635764][ T44] schedule_preempt_disabled+0x18/0x30
[ 738.635946][ T44] __mutex_lock+0x9ae/0x1500
[ 738.636138][ T44] ? addrconf_verify_work+0x12/0x30
[ 738.636320][ T44] ? ww_mutex_lock+0x160/0x160
[ 738.636503][ T44] ? process_one_work+0xd16/0x1390
[ 738.636681][ T44] ? trace_lock_acquire+0x88/0xd0
[ 738.636851][ T44] ? trace_lock_acquire+0x88/0xd0
[ 738.637035][ T44] ? addrconf_verify_work+0x12/0x30
[ 738.637199][ T44] addrconf_verify_work+0x12/0x30
[ 738.637363][ T44] process_one_work+0xd57/0x1390
[ 738.637535][ T44] ? pwq_dec_nr_in_flight+0x700/0x700
[ 738.637697][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 738.637862][ T44] ? assign_work+0x152/0x380
[ 738.638044][ T44] worker_thread+0x4d6/0xd40
[ 738.638212][ T44] ? process_one_work+0x1390/0x1390
[ 738.638376][ T44] kthread+0x355/0x5b0
[ 738.638513][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 738.638679][ T44] ? __lock_release.isra.0+0x59/0x170
[ 738.638841][ T44] ? rcu_is_watching+0x15/0xd0
[ 738.639022][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 738.639188][ T44] ret_from_fork+0x1d4/0x270
[ 738.639351][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 738.639512][ T44] ret_from_fork_asm+0x11/0x20
[ 738.639682][ T44]
[ 738.639837][ T44] INFO: task kworker/u16:0:12 is blocked on a mutex likely owned by task ip:4174.
[ 738.640108][ T44] INFO: task ip:4174 blocked for more than 245 seconds.
[ 738.640288][ T44] Not tainted 6.18.0-rc7-virtme #1
[ 738.640442][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 738.640675][ T44] task:ip state:D stack:25496 pid:4174 tgid:4174 ppid:4169 task_flags:0x400100 flags:0x00080001
[ 738.641003][ T44] Call Trace:
[ 738.641137][ T44]
[ 738.641244][ T44] __schedule+0x88d/0x1b90
[ 738.641414][ T44] ? io_schedule_timeout+0x130/0x130
[ 738.641580][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 738.641744][ T44] ? __lock_release.isra.0+0x59/0x170
[ 738.641904][ T44] ? __lock_release.isra.0+0x59/0x170
[ 738.642084][ T44] schedule+0xd4/0x260
[ 738.642222][ T44] schedule_preempt_disabled+0x18/0x30
[ 738.642384][ T44] __mutex_lock+0x9ae/0x1500
[ 738.642550][ T44] ? napi_enable+0x3b/0x80
[ 738.642715][ T44] ? virtqueue_add_inbuf_ctx+0x1850/0x1850
[ 738.642909][ T44] ? ww_mutex_lock+0x160/0x160
[ 738.643093][ T44] ? __asan_memset+0x27/0x50
[ 738.643259][ T44] ? sg_init_table+0x19/0x60
[ 738.643424][ T44] ? try_fill_recv+0x3ec/0x1750
[ 738.643596][ T44] ? napi_enable+0x3b/0x80
[ 738.643759][ T44] napi_enable+0x3b/0x80
[ 738.643894][ T44] __virtnet_rx_resume+0x156/0x290
[ 738.644074][ T44] ? queue_delayed_work_on+0x91/0x100
[ 738.644238][ T44] virtnet_rx_resume_all+0xe7/0x1a0
[ 738.644402][ T44] virtnet_xdp_set+0xef7/0x1aa0
[ 738.644569][ T44] ? virtnet_xdp_set+0x1aa0/0x1aa0
[ 738.644733][ T44] dev_xdp_install+0x3e4/0x8e0
[ 738.644898][ T44] ? netif_skb_check_for_xdp+0x600/0x600
[ 738.645083][ T44] dev_xdp_attach+0x50d/0x1320
[ 738.645250][ T44] ? bpf_xdp_link_update+0x6e0/0x6e0
[ 738.645413][ T44] ? __bpf_prog_get+0x320/0x320
[ 738.645580][ T44] dev_change_xdp_fd+0x182/0x240
[ 738.645744][ T44] do_setlink.isra.0+0x1c2d/0x2880
[ 738.645911][ T44] ? rtnl_newlink_create+0x900/0x900
[ 738.646092][ T44] ? rcu_lockdep_current_cpu_online+0x3e/0x1b0
[ 738.646284][ T44] ? rcu_read_lock_any_held+0x41/0xa0
[ 738.646446][ T44] ? validate_chain+0x287/0x5f0
[ 738.646608][ T44] ? rcu_read_lock_any_held+0x6b/0xa0
[ 738.646770][ T44] ? stack_depot_save_flags+0x3e1/0x6e0
[ 738.646935][ T44] ? __lock_acquire+0x34c/0x740
[ 738.647124][ T44] ? trace_lock_acquire+0x88/0xd0
[ 738.647285][ T44] ? perf_trace_sched_switch+0x6d0/0x6d0
[ 738.647445][ T44] ? lock_acquire+0x31/0x80
[ 738.647607][ T44] ? rtnl_newlink+0x5df/0xb20
[ 738.647768][ T44] ? rcu_is_watching+0x15/0xd0
[ 738.647928][ T44] ? rcu_is_watching+0x15/0xd0
[ 738.648108][ T44] ? trace_contention_end+0xd6/0x140
[ 738.648275][ T44] ? rtnl_newlink+0x5df/0xb20
[ 738.648436][ T44] ? __mutex_lock+0x32e/0x1500
[ 738.648602][ T44] ? ww_mutex_lock+0x160/0x160
[ 738.648763][ T44] ? nla_validate_int_range+0x5b0/0x5b0
[ 738.648929][ T44] ? __rtnl_newlink+0x3fa/0xa40
[ 738.649115][ T44] rtnl_newlink+0x637/0xb20
[ 738.649281][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 738.649449][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 738.649614][ T44] ? find_held_lock+0x2b/0x80
[ 738.649776][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 738.649944][ T44] ? __lock_release.isra.0+0x59/0x170
[ 738.650122][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 738.650286][ T44] rtnetlink_rcv_msg+0x6fe/0xb90
[ 738.650450][ T44] ? rtnl_port_fill+0x940/0x940
[ 738.650612][ T44] ? __lock_acquire+0x34c/0x740
[ 738.650777][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 738.650947][ T44] ? find_held_lock+0x2b/0x80
[ 738.651124][ T44] netlink_rcv_skb+0x123/0x380
[ 738.651288][ T44] ? rtnl_port_fill+0x940/0x940
[ 738.651451][ T44] ? netlink_ack+0xcc0/0xcc0
[ 738.651617][ T44] ? netlink_deliver_tap+0x13f/0x330
[ 738.651781][ T44] netlink_unicast+0x4a3/0x770
[ 738.651950][ T44] ? netlink_attachskb+0x810/0x810
[ 738.652143][ T44] ? __lock_acquire+0x34c/0x740
[ 738.652308][ T44] netlink_sendmsg+0x735/0xc60
[ 738.652473][ T44] ? netlink_unicast+0x770/0x770
[ 738.652636][ T44] ? __might_fault+0x97/0x140
[ 738.652801][ T44] ____sys_sendmsg+0x419/0x850
[ 738.652985][ T44] ? copy_msghdr_from_user+0x270/0x430
[ 738.653148][ T44] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 738.653339][ T44] ? move_addr_to_kernel+0x40/0x40
[ 738.653504][ T44] ? stack_depot_save_flags+0x3e1/0x6e0
[ 738.653666][ T44] ? validate_chain+0x287/0x5f0
[ 738.653830][ T44] ___sys_sendmsg+0xfd/0x180
[ 738.654007][ T44] ? __call_rcu_common.constprop.0+0xa5/0x680
[ 738.654198][ T44] ? copy_msghdr_from_user+0x430/0x430
[ 738.654375][ T44] __sys_sendmsg+0x124/0x1c0
[ 738.654539][ T44] ? __sys_sendmsg_sock+0x20/0x20
[ 738.654703][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 738.654864][ T44] ? __call_rcu_common.constprop.0+0x2fa/0x680
[ 738.655077][ T44] ? do_raw_spin_unlock+0x59/0x250
[ 738.655241][ T44] ? rcu_is_watching+0x15/0xd0
[ 738.655402][ T44] do_syscall_64+0xbb/0xfd0
[ 738.655565][ T44] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 738.655753][ T44] RIP: 0033:0x7f52f1825c5e
[ 738.655925][ T44] RSP: 002b:00007ffde0eae120 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 738.656165][ T44] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f52f1825c5e
[ 738.656382][ T44] RDX: 0000000000000000 RSI: 00007ffde0eae1e0 RDI: 0000000000000003
[ 738.656598][ T44] RBP: 00007ffde0eae130 R08: 0000000000000000 R09: 0000000000000000
[ 738.656819][ T44] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffde0eae8a0
[ 738.657056][ T44] R13: 0000000069306169 R14: 0000000000000000 R15: 0000000000499600
[ 738.657283][ T44]
[ 738.657417][ T44] INFO: task ip:4174 is blocked on a mutex likely owned by task kworker/0:1:10.
[ 738.657653][ T44] task:kworker/0:1 state:D stack:27696 pid:10 tgid:10 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 738.657982][ T44] Workqueue: events refill_work
[ 738.658145][ T44] Call Trace:
[ 738.658278][ T44]
[ 738.658385][ T44] __schedule+0x88d/0x1b90
[ 738.658550][ T44] ? io_schedule_timeout+0x130/0x130
[ 738.658718][ T44] ? usleep_range_state+0xba/0x1b0
[ 738.658880][ T44] ? find_held_lock+0x2b/0x80
[ 738.659062][ T44] ? __lock_release.isra.0+0x59/0x170
[ 738.659231][ T44] ? usleep_range_state+0xba/0x1b0
[ 738.659390][ T44] schedule+0xd4/0x260
[ 738.659526][ T44] schedule_hrtimeout_range_clock+0x1da/0x2f0
[ 738.659716][ T44] ? schedule_timeout_idle+0xe0/0xe0
[ 738.659879][ T44] ? hrtimer_cb_get_time+0x90/0x90
[ 738.660064][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 738.660232][ T44] ? ktime_get+0x15e/0x220
[ 738.660392][ T44] ? kvm_clock_get_cycles+0x18/0x30
[ 738.660552][ T44] ? ktime_get+0xa9/0x220
[ 738.660686][ T44] usleep_range_state+0x133/0x1b0
[ 738.660850][ T44] ? schedule_hrtimeout+0x20/0x20
[ 738.661032][ T44] ? perf_trace_sched_switch+0x6d0/0x6d0
[ 738.661197][ T44] napi_disable_locked+0x379/0x5f0
[ 738.661361][ T44] ? _mutex_trylock_nest_lock+0x150/0x150
[ 738.661526][ T44] ? netdev_bind_sb_channel_queue+0x470/0x470
[ 738.661717][ T44] napi_disable+0x43/0x80
[ 738.661852][ T44] refill_work+0x116/0x210
[ 738.662036][ T44] process_one_work+0xd57/0x1390
[ 738.662203][ T44] ? pwq_dec_nr_in_flight+0x700/0x700
[ 738.662364][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 738.662534][ T44] ? assign_work+0x152/0x380
[ 738.662698][ T44] worker_thread+0x4d6/0xd40
[ 738.662862][ T44] ? process_one_work+0x1390/0x1390
[ 738.663041][ T44] ? __kthread_parkme+0xb3/0x200
[ 738.663207][ T44] ? process_one_work+0x1390/0x1390
[ 738.663369][ T44] kthread+0x355/0x5b0
[ 738.663504][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 738.663666][ T44] ? __lock_release.isra.0+0x59/0x170
[ 738.663835][ T44] ? rcu_is_watching+0x15/0xd0
[ 738.664017][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 738.664180][ T44] ret_from_fork+0x1d4/0x270
[ 738.664341][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 738.664503][ T44] ret_from_fork_asm+0x11/0x20
[ 738.664670][ T44]
[ 738.664804][ T44]
[ 738.664804][ T44] Showing all locks held in the system:
[ 738.665031][ T44] 3 locks held by kworker/0:1/10:
[ 738.665201][ T44] #0: ff11000001139b48 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 738.665475][ T44] #1: ffa00000000a7d30 ((work_completion)(&(&vi->refill)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 738.665770][ T44] #2: ff11000008c02c98 (&dev->lock){+.+.}-{4:4}, at: napi_disable+0x3b/0x80
[ 738.666031][ T44] 3 locks held by kworker/u16:0/12:
[ 738.666189][ T44] #0: ff11000009264d48 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 738.666458][ T44] #1: ffa00000000c7d30 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 738.666778][ T44] #2: ffffffffb6e925e8 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_verify_work+0x12/0x30
[ 738.667047][ T44] 1 lock held by khungtaskd/44:
[ 738.667202][ T44] #0: ffffffffb6778fc0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2b/0x1db
[ 738.667458][ T44] 2 locks held by ip/4174:
[ 738.667615][ T44] #0: ffffffffb6e925e8 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x5df/0xb20
[ 738.667857][ T44] #1: ff11000008c02c98 (&dev->lock){+.+.}-{4:4}, at: napi_enable+0x3b/0x80
[ 738.668121][ T44]
[ 738.668224][ T44] =============================================
[ 738.668224][ T44]