[ 738.630730][ T44] INFO: task ip:5807 blocked for more than 122 seconds.
[ 738.631166][ T44] Not tainted 6.19.0-rc3-virtme #1
[ 738.631370][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 738.631674][ T44] task:ip state:D stack:24976 pid:5807 tgid:5807 ppid:5802 task_flags:0x400100 flags:0x00080000
[ 738.632081][ T44] Call Trace:
[ 738.632231][ T44]
[ 738.632356][ T44] __schedule+0xae2/0x1720
[ 738.632545][ T44] ? io_schedule_timeout+0x130/0x130
[ 738.632754][ T44] ? __lock_release.isra.0+0x59/0x170
[ 738.632941][ T44] ? __lock_release.isra.0+0x59/0x170
[ 738.633128][ T44] schedule+0xd4/0x260
[ 738.633274][ T44] schedule_preempt_disabled+0x18/0x30
[ 738.633456][ T44] __mutex_lock+0xd76/0x1f20
[ 738.633649][ T44] ? __folio_put+0x1f5/0x320
[ 738.633832][ T44] ? napi_enable+0x3b/0x80
[ 738.634005][ T44] ? ww_mutex_lock+0x160/0x160
[ 738.634176][ T44] ? dma_map_phys+0x1b1/0x220
[ 738.634347][ T44] ? __asan_memset+0x27/0x50
[ 738.634516][ T44] ? sg_init_table+0x19/0x60
[ 738.634712][ T44] ? try_fill_recv+0x3ec/0x1750
[ 738.634883][ T44] ? napi_enable+0x3b/0x80
[ 738.635046][ T44] napi_enable+0x3b/0x80
[ 738.635186][ T44] __virtnet_rx_resume+0x156/0x290
[ 738.635350][ T44] ? queue_delayed_work_on+0x91/0x100
[ 738.635517][ T44] virtnet_rx_resume_all+0xe7/0x1a0
[ 738.635721][ T44] virtnet_xdp_set+0xef7/0x1aa0
[ 738.635892][ T44] ? virtnet_xdp_set+0x1aa0/0x1aa0
[ 738.636059][ T44] dev_xdp_install+0x3e4/0x890
[ 738.636229][ T44] ? netif_set_xps_queue+0x40/0x40
[ 738.636398][ T44] dev_xdp_attach+0x50d/0x1310
[ 738.636566][ T44] ? bpf_xdp_link_update+0x6e0/0x6e0
[ 738.636932][ T44] ? __bpf_prog_get+0x320/0x320
[ 738.637108][ T44] dev_change_xdp_fd+0x176/0x210
[ 738.637275][ T44] do_setlink.isra.0+0x1c2d/0x2880
[ 738.637441][ T44] ? rtnl_newlink_create+0x900/0x900
[ 738.637612][ T44] ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[ 738.637818][ T44] ? rcu_read_lock_any_held+0x3c/0x90
[ 738.637987][ T44] ? validate_chain+0x37b/0xb70
[ 738.638151][ T44] ? rcu_read_lock_any_held+0x66/0x90
[ 738.638315][ T44] ? stack_depot_save_flags+0x3f1/0x6f0
[ 738.638480][ T44] ? __lock_acquire+0x577/0xc10
[ 738.638653][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 738.638829][ T44] ? rtnl_newlink+0x6fc/0xe90
[ 738.638991][ T44] ? lock_acquire+0x10a/0x150
[ 738.639153][ T44] ? rcu_is_watching+0x15/0xd0
[ 738.639315][ T44] ? rcu_is_watching+0x15/0xd0
[ 738.639477][ T44] ? trace_contention_end+0xd6/0x110
[ 738.639647][ T44] ? __mutex_lock+0x285/0x1f20
[ 738.639843][ T44] ? rtnl_newlink+0x6fc/0xe90
[ 738.640009][ T44] ? ww_mutex_lock+0x160/0x160
[ 738.640173][ T44] ? nla_get_range_signed+0x3d0/0x3d0
[ 738.640342][ T44] ? __rtnl_newlink+0x3fa/0xa40
[ 738.640510][ T44] rtnl_newlink+0x75c/0xe90
[ 738.640678][ T44] ? __lock_release.isra.0+0x59/0x170
[ 738.640855][ T44] ? rtnl_setlink+0x880/0x880
[ 738.641022][ T44] ? __lock_acquire+0x577/0xc10
[ 738.641189][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 738.641352][ T44] ? find_held_lock+0x2b/0x80
[ 738.641520][ T44] ? rtnl_setlink+0x880/0x880
[ 738.641705][ T44] ? __lock_release.isra.0+0x59/0x170
[ 738.641871][ T44] ? rtnl_setlink+0x880/0x880
[ 738.642035][ T44] rtnetlink_rcv_msg+0x6fe/0xb90
[ 738.642199][ T44] ? rtnl_fdb_dump+0x620/0x620
[ 738.642364][ T44] ? __lock_acquire+0x577/0xc10
[ 738.642528][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 738.642714][ T44] ? find_held_lock+0x2b/0x80
[ 738.642877][ T44] netlink_rcv_skb+0x123/0x380
[ 738.643049][ T44] ? rtnl_fdb_dump+0x620/0x620
[ 738.643212][ T44] ? netlink_ack+0xcc0/0xcc0
[ 738.643380][ T44] ? netlink_deliver_tap+0xc5/0x330
[ 738.643544][ T44] ? netlink_deliver_tap+0x13f/0x330
[ 738.643741][ T44] netlink_unicast+0x4a3/0x770
[ 738.643906][ T44] ? netlink_attachskb+0x810/0x810
[ 738.644073][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 738.644236][ T44] ? __lock_acquire+0x577/0xc10
[ 738.644401][ T44] netlink_sendmsg+0x735/0xc60
[ 738.644565][ T44] ? netlink_unicast+0x770/0x770
[ 738.644751][ T44] ____sys_sendmsg+0x419/0x850
[ 738.644915][ T44] ? copy_msghdr_from_user+0x270/0x430
[ 738.645083][ T44] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 738.645274][ T44] ? move_addr_to_kernel+0x40/0x40
[ 738.645440][ T44] ? stack_depot_save_flags+0x3f1/0x6f0
[ 738.645612][ T44] ? rcu_read_lock_any_held+0x3c/0x90
[ 738.645823][ T44] ___sys_sendmsg+0xfd/0x180
[ 738.645985][ T44] ? __call_rcu_common.constprop.0+0xa6/0xa00
[ 738.646176][ T44] ? copy_msghdr_from_user+0x430/0x430
[ 738.646352][ T44] __sys_sendmsg+0x124/0x1c0
[ 738.646516][ T44] ? __sys_sendmsg_sock+0x20/0x20
[ 738.646701][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 738.646862][ T44] ? __call_rcu_common.constprop.0+0x3bd/0xa00
[ 738.647060][ T44] ? do_raw_spin_unlock+0x59/0x250
[ 738.647222][ T44] ? rcu_is_watching+0x15/0xd0
[ 738.647388][ T44] do_syscall_64+0xbd/0xfc0
[ 738.647558][ T44] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 738.647782][ T44] RIP: 0033:0x7f506139bc5e
[ 738.647953][ T44] RSP: 002b:00007ffdad1b5e40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 738.648183][ T44] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f506139bc5e
[ 738.648404][ T44] RDX: 0000000000000000 RSI: 00007ffdad1b5f00 RDI: 0000000000000003
[ 738.648631][ T44] RBP: 00007ffdad1b5e50 R08: 0000000000000000 R09: 0000000000000000
[ 738.648868][ T44] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdad1b65c0
[ 738.649092][ T44] R13: 000000006956a06e R14: 0000000000000000 R15: 0000000000499600
[ 738.649318][ T44]
[ 738.649460][ T44] INFO: task ip:5807 is blocked on a mutex likely owned by task kworker/1:1:51.
[ 738.649721][ T44] task:kworker/1:1 state:D stack:28096 pid:51 tgid:51 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 738.650018][ T44] Workqueue: events refill_work
[ 738.650191][ T44] Call Trace:
[ 738.650326][ T44]
[ 738.650435][ T44] __schedule+0xae2/0x1720
[ 738.650607][ T44] ? usleep_range_state+0xba/0x1b0
[ 738.650785][ T44] ? io_schedule_timeout+0x130/0x130
[ 738.650950][ T44] ? __lock_release.isra.0+0x59/0x170
[ 738.651115][ T44] ? usleep_range_state+0xba/0x1b0
[ 738.651275][ T44] schedule+0xd4/0x260
[ 738.651416][ T44] schedule_hrtimeout_range_clock+0x1da/0x2f0
[ 738.651615][ T44] ? schedule_timeout_idle+0xe0/0xe0
[ 738.651807][ T44] ? __hrtimer_cb_get_time+0x50/0x50
[ 738.651972][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 738.652133][ T44] ? ktime_get+0x15e/0x220
[ 738.652296][ T44] ? kvm_clock_get_cycles+0x18/0x30
[ 738.652457][ T44] ? ktime_get+0xa9/0x220
[ 738.652602][ T44] usleep_range_state+0x133/0x1b0
[ 738.652781][ T44] ? schedule_hrtimeout+0x20/0x20
[ 738.652943][ T44] ? perf_trace_sched_switch+0x6d0/0x6d0
[ 738.653105][ T44] ? refill_work+0x149/0x210
[ 738.653269][ T44] napi_disable_locked+0x379/0x5f0
[ 738.653429][ T44] ? _mutex_trylock_nest_lock+0x340/0x340
[ 738.653597][ T44] ? register_netdevice_notifier_net+0x40/0x40
[ 738.653810][ T44] napi_disable+0x43/0x80
[ 738.653947][ T44] refill_work+0x116/0x210
[ 738.654112][ T44] process_one_work+0xd57/0x1390
[ 738.654279][ T44] ? pwq_dec_nr_in_flight+0x700/0x700
[ 738.654440][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 738.654612][ T44] ? assign_work+0x152/0x380
[ 738.654796][ T44] worker_thread+0x4d6/0xd40
[ 738.654968][ T44] ? process_one_work+0x1390/0x1390
[ 738.655130][ T44] kthread+0x355/0x5b0
[ 738.655266][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 738.655430][ T44] ? __lock_release.isra.0+0x59/0x170
[ 738.655600][ T44] ? rcu_is_watching+0x15/0xd0
[ 738.655796][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 738.655960][ T44] ret_from_fork+0x3fb/0x510
[ 738.656126][ T44] ? arch_exit_to_user_mode_prepare.isra.0+0x140/0x140
[ 738.656323][ T44] ? __switch_to+0x53c/0xd00
[ 738.656487][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 738.656657][ T44] ret_from_fork_asm+0x11/0x20
[ 738.656841][ T44]
[ 738.656996][ T44]
[ 738.656996][ T44] Showing all locks held in the system:
[ 738.657211][ T44] 3 locks held by kworker/u16:0/12:
[ 738.657369][ T44] #0: ff1100000921f148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 738.657646][ T44] #1: ffa00000000c7cc0 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 738.658033][ T44] #2: ffffffffb86859a8 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_verify_work+0x12/0x30
[ 738.658280][ T44] 1 lock held by khungtaskd/44:
[ 738.658440][ T44] #0: ffffffffb7f710c0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire.constprop.0+0x7/0x30
[ 738.658730][ T44] 3 locks held by kworker/1:1/51:
[ 738.658886][ T44] #0: ff11000001139b48 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 738.659153][ T44] #1: ffa000000037fcc0 ((work_completion)(&(&vi->refill)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 738.659452][ T44] #2: ff11000008b9ac98 (&dev->lock){+.+.}-{4:4}, at: napi_disable+0x3b/0x80
[ 738.659728][ T44] 2 locks held by ip/5807:
[ 738.659883][ T44] #0: ffffffffb86859a8 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x6fc/0xe90
[ 738.660126][ T44] #1: ff11000008b9ac98 (&dev->lock){+.+.}-{4:4}, at: napi_enable+0x3b/0x80
[ 738.660367][ T44]
[ 738.660472][ T44] =============================================
[ 738.660472][ T44]
[ 861.510700][ T44] INFO: task kworker/u16:0:12 blocked for more than 122 seconds.
[ 861.511082][ T44] Not tainted 6.19.0-rc3-virtme #1
[ 861.511284][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 861.511584][ T44] task:kworker/u16:0 state:D stack:26240 pid:12 tgid:12 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 861.511999][ T44] Workqueue: ipv6_addrconf addrconf_verify_work
[ 861.512229][ T44] Call Trace:
[ 861.512387][ T44]
[ 861.512502][ T44] __schedule+0xae2/0x1720
[ 861.512707][ T44] ? io_schedule_timeout+0x130/0x130
[ 861.512893][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.513068][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.513257][ T44] schedule+0xd4/0x260
[ 861.513402][ T44] schedule_preempt_disabled+0x18/0x30
[ 861.513585][ T44] __mutex_lock+0xd76/0x1f20
[ 861.513786][ T44] ? addrconf_verify_work+0x12/0x30
[ 861.513965][ T44] ? ww_mutex_lock+0x160/0x160
[ 861.514136][ T44] ? process_one_work+0xd16/0x1390
[ 861.514301][ T44] ? rcu_is_watching+0x15/0xd0
[ 861.514465][ T44] ? rcu_is_watching+0x15/0xd0
[ 861.514636][ T44] ? addrconf_verify_work+0x12/0x30
[ 861.514819][ T44] addrconf_verify_work+0x12/0x30
[ 861.514983][ T44] process_one_work+0xd57/0x1390
[ 861.515151][ T44] ? pwq_dec_nr_in_flight+0x700/0x700
[ 861.515313][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 861.515479][ T44] ? assign_work+0x152/0x380
[ 861.515643][ T44] worker_thread+0x4d6/0xd40
[ 861.515853][ T44] ? process_one_work+0x1390/0x1390
[ 861.516016][ T44] kthread+0x355/0x5b0
[ 861.516152][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 861.516314][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.516478][ T44] ? rcu_is_watching+0x15/0xd0
[ 861.516641][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 861.516829][ T44] ret_from_fork+0x3fb/0x510
[ 861.516993][ T44] ? arch_exit_to_user_mode_prepare.isra.0+0x140/0x140
[ 861.517200][ T44] ? __switch_to+0x53c/0xd00
[ 861.517366][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 861.517528][ T44] ret_from_fork_asm+0x11/0x20
[ 861.517716][ T44]
[ 861.517873][ T44] INFO: task kworker/u16:0:12 is blocked on a mutex likely owned by task ip:5807.
[ 861.518122][ T44] INFO: task ip:5807 blocked for more than 245 seconds.
[ 861.518309][ T44] Not tainted 6.19.0-rc3-virtme #1
[ 861.518461][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 861.518706][ T44] task:ip state:D stack:24976 pid:5807 tgid:5807 ppid:5802 task_flags:0x400100 flags:0x00080000
[ 861.519006][ T44] Call Trace:
[ 861.519137][ T44]
[ 861.519244][ T44] __schedule+0xae2/0x1720
[ 861.519417][ T44] ? io_schedule_timeout+0x130/0x130
[ 861.519580][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.519779][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.519946][ T44] schedule+0xd4/0x260
[ 861.520083][ T44] schedule_preempt_disabled+0x18/0x30
[ 861.520243][ T44] __mutex_lock+0xd76/0x1f20
[ 861.520408][ T44] ? __folio_put+0x1f5/0x320
[ 861.520575][ T44] ? napi_enable+0x3b/0x80
[ 861.520759][ T44] ? ww_mutex_lock+0x160/0x160
[ 861.520923][ T44] ? dma_map_phys+0x1b1/0x220
[ 861.521087][ T44] ? __asan_memset+0x27/0x50
[ 861.521251][ T44] ? sg_init_table+0x19/0x60
[ 861.521415][ T44] ? try_fill_recv+0x3ec/0x1750
[ 861.521581][ T44] ? napi_enable+0x3b/0x80
[ 861.521764][ T44] napi_enable+0x3b/0x80
[ 861.521904][ T44] __virtnet_rx_resume+0x156/0x290
[ 861.522067][ T44] ? queue_delayed_work_on+0x91/0x100
[ 861.522231][ T44] virtnet_rx_resume_all+0xe7/0x1a0
[ 861.522397][ T44] virtnet_xdp_set+0xef7/0x1aa0
[ 861.522568][ T44] ? virtnet_xdp_set+0x1aa0/0x1aa0
[ 861.522755][ T44] dev_xdp_install+0x3e4/0x890
[ 861.522923][ T44] ? netif_set_xps_queue+0x40/0x40
[ 861.523105][ T44] dev_xdp_attach+0x50d/0x1310
[ 861.523273][ T44] ? bpf_xdp_link_update+0x6e0/0x6e0
[ 861.523436][ T44] ? __bpf_prog_get+0x320/0x320
[ 861.523604][ T44] dev_change_xdp_fd+0x176/0x210
[ 861.523803][ T44] do_setlink.isra.0+0x1c2d/0x2880
[ 861.523969][ T44] ? rtnl_newlink_create+0x900/0x900
[ 861.524134][ T44] ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[ 861.524331][ T44] ? rcu_read_lock_any_held+0x3c/0x90
[ 861.524498][ T44] ? validate_chain+0x37b/0xb70
[ 861.524663][ T44] ? rcu_read_lock_any_held+0x66/0x90
[ 861.524847][ T44] ? stack_depot_save_flags+0x3f1/0x6f0
[ 861.525012][ T44] ? __lock_acquire+0x577/0xc10
[ 861.525177][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 861.525341][ T44] ? rtnl_newlink+0x6fc/0xe90
[ 861.525507][ T44] ? lock_acquire+0x10a/0x150
[ 861.525669][ T44] ? rcu_is_watching+0x15/0xd0
[ 861.525855][ T44] ? rcu_is_watching+0x15/0xd0
[ 861.526019][ T44] ? trace_contention_end+0xd6/0x110
[ 861.526181][ T44] ? __mutex_lock+0x285/0x1f20
[ 861.526345][ T44] ? rtnl_newlink+0x6fc/0xe90
[ 861.526510][ T44] ? ww_mutex_lock+0x160/0x160
[ 861.526673][ T44] ? nla_get_range_signed+0x3d0/0x3d0
[ 861.526865][ T44] ? __rtnl_newlink+0x3fa/0xa40
[ 861.527032][ T44] rtnl_newlink+0x75c/0xe90
[ 861.527198][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.527360][ T44] ? rtnl_setlink+0x880/0x880
[ 861.527524][ T44] ? __lock_acquire+0x577/0xc10
[ 861.527718][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 861.527888][ T44] ? find_held_lock+0x2b/0x80
[ 861.528056][ T44] ? rtnl_setlink+0x880/0x880
[ 861.528219][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.528381][ T44] ? rtnl_setlink+0x880/0x880
[ 861.528547][ T44] rtnetlink_rcv_msg+0x6fe/0xb90
[ 861.528739][ T44] ? rtnl_fdb_dump+0x620/0x620
[ 861.528905][ T44] ? __lock_acquire+0x577/0xc10
[ 861.529070][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 861.529233][ T44] ? find_held_lock+0x2b/0x80
[ 861.529401][ T44] netlink_rcv_skb+0x123/0x380
[ 861.529564][ T44] ? rtnl_fdb_dump+0x620/0x620
[ 861.529744][ T44] ? netlink_ack+0xcc0/0xcc0
[ 861.529915][ T44] ? netlink_deliver_tap+0xc5/0x330
[ 861.530077][ T44] ? netlink_deliver_tap+0x13f/0x330
[ 861.530241][ T44] netlink_unicast+0x4a3/0x770
[ 861.530405][ T44] ? netlink_attachskb+0x810/0x810
[ 861.530572][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 861.530756][ T44] ? __lock_acquire+0x577/0xc10
[ 861.530921][ T44] netlink_sendmsg+0x735/0xc60
[ 861.531086][ T44] ? netlink_unicast+0x770/0x770
[ 861.531252][ T44] ____sys_sendmsg+0x419/0x850
[ 861.531415][ T44] ? copy_msghdr_from_user+0x270/0x430
[ 861.531576][ T44] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 861.531798][ T44] ? move_addr_to_kernel+0x40/0x40
[ 861.531969][ T44] ? stack_depot_save_flags+0x3f1/0x6f0
[ 861.532131][ T44] ? rcu_read_lock_any_held+0x3c/0x90
[ 861.532295][ T44] ___sys_sendmsg+0xfd/0x180
[ 861.532458][ T44] ? __call_rcu_common.constprop.0+0xa6/0xa00
[ 861.532651][ T44] ? copy_msghdr_from_user+0x430/0x430
[ 861.532845][ T44] __sys_sendmsg+0x124/0x1c0
[ 861.533012][ T44] ? __sys_sendmsg_sock+0x20/0x20
[ 861.533173][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 861.533334][ T44] ? __call_rcu_common.constprop.0+0x3bd/0xa00
[ 861.533528][ T44] ? do_raw_spin_unlock+0x59/0x250
[ 861.533705][ T44] ? rcu_is_watching+0x15/0xd0
[ 861.533874][ T44] do_syscall_64+0xbd/0xfc0
[ 861.534038][ T44] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 861.534231][ T44] RIP: 0033:0x7f506139bc5e
[ 861.534399][ T44] RSP: 002b:00007ffdad1b5e40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 861.534620][ T44] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f506139bc5e
[ 861.534858][ T44] RDX: 0000000000000000 RSI: 00007ffdad1b5f00 RDI: 0000000000000003
[ 861.535076][ T44] RBP: 00007ffdad1b5e50 R08: 0000000000000000 R09: 0000000000000000
[ 861.535296][ T44] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdad1b65c0
[ 861.535511][ T44] R13: 000000006956a06e R14: 0000000000000000 R15: 0000000000499600
[ 861.535770][ T44]
[ 861.535906][ T44] INFO: task ip:5807 is blocked on a mutex likely owned by task kworker/1:1:51.
[ 861.536140][ T44] task:kworker/1:1 state:D stack:28096 pid:51 tgid:51 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 861.536439][ T44] Workqueue: events refill_work
[ 861.536601][ T44] Call Trace:
[ 861.536753][ T44]
[ 861.536861][ T44] __schedule+0xae2/0x1720
[ 861.537029][ T44] ? usleep_range_state+0xba/0x1b0
[ 861.537193][ T44] ? io_schedule_timeout+0x130/0x130
[ 861.537356][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.537527][ T44] ? usleep_range_state+0xba/0x1b0
[ 861.537706][ T44] schedule+0xd4/0x260
[ 861.537848][ T44] schedule_hrtimeout_range_clock+0x1da/0x2f0
[ 861.538038][ T44] ? schedule_timeout_idle+0xe0/0xe0
[ 861.538200][ T44] ? __hrtimer_cb_get_time+0x50/0x50
[ 861.538365][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 861.538530][ T44] ? ktime_get+0x15e/0x220
[ 861.538708][ T44] ? kvm_clock_get_cycles+0x18/0x30
[ 861.538876][ T44] ? ktime_get+0xa9/0x220
[ 861.539011][ T44] usleep_range_state+0x133/0x1b0
[ 861.539175][ T44] ? schedule_hrtimeout+0x20/0x20
[ 861.539338][ T44] ? perf_trace_sched_switch+0x6d0/0x6d0
[ 861.539499][ T44] ? refill_work+0x149/0x210
[ 861.539665][ T44] napi_disable_locked+0x379/0x5f0
[ 861.539870][ T44] ? _mutex_trylock_nest_lock+0x340/0x340
[ 861.540036][ T44] ? register_netdevice_notifier_net+0x40/0x40
[ 861.540231][ T44] napi_disable+0x43/0x80
[ 861.540366][ T44] refill_work+0x116/0x210
[ 861.540532][ T44] process_one_work+0xd57/0x1390
[ 861.540714][ T44] ? pwq_dec_nr_in_flight+0x700/0x700
[ 861.540882][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 861.541051][ T44] ? assign_work+0x152/0x380
[ 861.541215][ T44] worker_thread+0x4d6/0xd40
[ 861.541385][ T44] ? process_one_work+0x1390/0x1390
[ 861.541548][ T44] kthread+0x355/0x5b0
[ 861.541698][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 861.541862][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.542025][ T44] ? rcu_is_watching+0x15/0xd0
[ 861.542194][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 861.542356][ T44] ret_from_fork+0x3fb/0x510
[ 861.542520][ T44] ? arch_exit_to_user_mode_prepare.isra.0+0x140/0x140
[ 861.542734][ T44] ? __switch_to+0x53c/0xd00
[ 861.542897][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 861.543063][ T44] ret_from_fork_asm+0x11/0x20
[ 861.543231][ T44]
[ 861.543383][ T44]
[ 861.543383][ T44] Showing all locks held in the system:
[ 861.543600][ T44] 3 locks held by kworker/u16:0/12:
[ 861.543865][ T44] #0: ff1100000921f148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 861.544135][ T44] #1: ffa00000000c7cc0 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 861.544456][ T44] #2: ffffffffb86859a8 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_verify_work+0x12/0x30
[ 861.544720][ T44] 1 lock held by khungtaskd/44:
[ 861.544884][ T44] #0: ffffffffb7f710c0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire.constprop.0+0x7/0x30
[ 861.545154][ T44] 3 locks held by kworker/1:1/51:
[ 861.545316][ T44] #0: ff11000001139b48 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 861.545590][ T44] #1: ffa000000037fcc0 ((work_completion)(&(&vi->refill)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 861.545907][ T44] #2: ff11000008b9ac98 (&dev->lock){+.+.}-{4:4}, at: napi_disable+0x3b/0x80
[ 861.546157][ T44] 2 locks held by ip/5807:
[ 861.546313][ T44] #0: ffffffffb86859a8 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x6fc/0xe90
[ 861.546553][ T44] #1: ff11000008b9ac98 (&dev->lock){+.+.}-{4:4}, at: napi_enable+0x3b/0x80
[ 861.546839][ T44]
[ 861.546941][ T44] =============================================
[ 861.546941][ T44]