[ 738.638690][ T44] INFO: task ip:5942 blocked for more than 122 seconds.
[ 738.639099][ T44] Not tainted 6.18.0-rc6-virtme #1
[ 738.639255][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 738.639517][ T44] task:ip state:D stack:24984 pid:5942 tgid:5942 ppid:5937 task_flags:0x400100 flags:0x00080001
[ 738.639868][ T44] Call Trace:
[ 738.639974][ T44]
[ 738.640045][ T44] __schedule+0x88d/0x1b90
[ 738.640187][ T44] ? io_schedule_timeout+0x130/0x130
[ 738.640318][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 738.640450][ T44] ? __lock_release.isra.0+0x59/0x170
[ 738.640580][ T44] ? __lock_release.isra.0+0x59/0x170
[ 738.640725][ T44] schedule+0xd4/0x260
[ 738.640817][ T44] schedule_preempt_disabled+0x18/0x30
[ 738.640936][ T44] __mutex_lock+0x9ae/0x1500
[ 738.641057][ T44] ? napi_enable+0x3b/0x80
[ 738.641186][ T44] ? virtqueue_add_inbuf_ctx+0x1850/0x1850
[ 738.641339][ T44] ? ww_mutex_lock+0x160/0x160
[ 738.641459][ T44] ? __asan_memset+0x27/0x50
[ 738.641583][ T44] ? sg_init_table+0x19/0x60
[ 738.641719][ T44] ? try_fill_recv+0x3ec/0x1750
[ 738.641841][ T44] ? napi_enable+0x3b/0x80
[ 738.641963][ T44] napi_enable+0x3b/0x80
[ 738.642055][ T44] __virtnet_rx_resume+0x156/0x290
[ 738.642171][ T44] ? queue_delayed_work_on+0x91/0x100
[ 738.642295][ T44] virtnet_rx_resume_all+0xe7/0x1a0
[ 738.642413][ T44] virtnet_xdp_set+0xef7/0x1aa0
[ 738.642542][ T44] ? virtnet_xdp_set+0x1aa0/0x1aa0
[ 738.642664][ T44] dev_xdp_install+0x3e4/0x8e0
[ 738.642786][ T44] ? netif_skb_check_for_xdp+0x600/0x600
[ 738.642906][ T44] dev_xdp_attach+0x50d/0x1320
[ 738.643301][ T44] ? bpf_xdp_link_update+0x6e0/0x6e0
[ 738.643422][ T44] ? __bpf_prog_get+0x320/0x320
[ 738.643550][ T44] dev_change_xdp_fd+0x182/0x240
[ 738.643673][ T44] do_setlink.isra.0+0x1c2d/0x2880
[ 738.643790][ T44] ? rtnl_newlink_create+0x900/0x900
[ 738.643905][ T44] ? rcu_lockdep_current_cpu_online+0x3e/0x1b0
[ 738.644053][ T44] ? rcu_read_lock_any_held+0x41/0xa0
[ 738.644167][ T44] ? validate_chain+0x287/0x5f0
[ 738.644284][ T44] ? rcu_read_lock_any_held+0x6b/0xa0
[ 738.644398][ T44] ? stack_depot_save_flags+0x3e1/0x6e0
[ 738.644523][ T44] ? __lock_acquire+0x34c/0x740
[ 738.644650][ T44] ? trace_lock_acquire+0x88/0xd0
[ 738.644766][ T44] ? perf_trace_sched_switch+0x6d0/0x6d0
[ 738.644887][ T44] ? lock_acquire+0x31/0x80
[ 738.645000][ T44] ? rtnl_newlink+0x5df/0xb20
[ 738.645114][ T44] ? rcu_is_watching+0x15/0xd0
[ 738.645233][ T44] ? rcu_is_watching+0x15/0xd0
[ 738.645353][ T44] ? trace_contention_end+0xd6/0x140
[ 738.645469][ T44] ? rtnl_newlink+0x5df/0xb20
[ 738.645587][ T44] ? __mutex_lock+0x32e/0x1500
[ 738.645715][ T44] ? ww_mutex_lock+0x160/0x160
[ 738.645830][ T44] ? nla_validate_int_range+0x5b0/0x5b0
[ 738.645947][ T44] ? __rtnl_newlink+0x3fa/0xa40
[ 738.646071][ T44] rtnl_newlink+0x637/0xb20
[ 738.646188][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 738.646305][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 738.646422][ T44] ? find_held_lock+0x2b/0x80
[ 738.646540][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 738.646660][ T44] ? __lock_release.isra.0+0x59/0x170
[ 738.646776][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 738.646896][ T44] rtnetlink_rcv_msg+0x6fe/0xb90
[ 738.647014][ T44] ? rtnl_port_fill+0x940/0x940
[ 738.647128][ T44] ? __lock_acquire+0x34c/0x740
[ 738.647246][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 738.647362][ T44] ? find_held_lock+0x2b/0x80
[ 738.647477][ T44] netlink_rcv_skb+0x123/0x380
[ 738.647598][ T44] ? rtnl_port_fill+0x940/0x940
[ 738.647716][ T44] ? netlink_ack+0xcc0/0xcc0
[ 738.647833][ T44] ? netlink_deliver_tap+0x13f/0x330
[ 738.647951][ T44] netlink_unicast+0x4a3/0x770
[ 738.648069][ T44] ? netlink_attachskb+0x810/0x810
[ 738.648186][ T44] ? __lock_acquire+0x34c/0x740
[ 738.648307][ T44] netlink_sendmsg+0x735/0xc60
[ 738.648423][ T44] ? netlink_unicast+0x770/0x770
[ 738.648544][ T44] ? __might_fault+0x97/0x140
[ 738.648667][ T44] ____sys_sendmsg+0x419/0x850
[ 738.648784][ T44] ? copy_msghdr_from_user+0x270/0x430
[ 738.648898][ T44] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 738.649043][ T44] ? move_addr_to_kernel+0x40/0x40
[ 738.649162][ T44] ? stack_depot_save_flags+0x3e1/0x6e0
[ 738.649276][ T44] ? validate_chain+0x287/0x5f0
[ 738.649393][ T44] ___sys_sendmsg+0xfd/0x180
[ 738.649513][ T44] ? __call_rcu_common.constprop.0+0xa5/0x680
[ 738.649660][ T44] ? copy_msghdr_from_user+0x430/0x430
[ 738.649790][ T44] __sys_sendmsg+0x124/0x1c0
[ 738.649911][ T44] ? __sys_sendmsg_sock+0x20/0x20
[ 738.650024][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 738.650144][ T44] ? __call_rcu_common.constprop.0+0x2fa/0x680
[ 738.650295][ T44] ? do_raw_spin_unlock+0x59/0x250
[ 738.650413][ T44] ? rcu_is_watching+0x15/0xd0
[ 738.650534][ T44] do_syscall_64+0xbb/0xfd0
[ 738.650659][ T44] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 738.650805][ T44] RIP: 0033:0x7f1b858c6c5e
[ 738.650951][ T44] RSP: 002b:00007ffff4aa6130 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 738.651161][ T44] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1b858c6c5e
[ 738.651332][ T44] RDX: 0000000000000000 RSI: 00007ffff4aa61f0 RDI: 0000000000000003
[ 738.651510][ T44] RBP: 00007ffff4aa6140 R08: 0000000000000000 R09: 0000000000000000
[ 738.651691][ T44] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffff4aa68b0
[ 738.651870][ T44] R13: 000000006925d946 R14: 0000000000000000 R15: 0000000000499600
[ 738.652049][ T44]
[ 738.652142][ T44] INFO: task ip:5942 is blocked on a mutex likely owned by task kworker/3:1:57.
[ 738.652341][ T44] task:kworker/3:1 state:D stack:28200 pid:57 tgid:57 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 738.652601][ T44] Workqueue: events refill_work
[ 738.652733][ T44] Call Trace:
[ 738.652822][ T44]
[ 738.652883][ T44] __schedule+0x88d/0x1b90
[ 738.653004][ T44] ? io_schedule_timeout+0x130/0x130
[ 738.653120][ T44] ? usleep_range_state+0xba/0x1b0
[ 738.653233][ T44] ? find_held_lock+0x2b/0x80
[ 738.653349][ T44] ? __lock_release.isra.0+0x59/0x170
[ 738.653463][ T44] ? usleep_range_state+0xba/0x1b0
[ 738.653588][ T44] schedule+0xd4/0x260
[ 738.653681][ T44] schedule_hrtimeout_range_clock+0x1da/0x2f0
[ 738.653825][ T44] ? schedule_timeout_idle+0xe0/0xe0
[ 738.653941][ T44] ? hrtimer_cb_get_time+0x90/0x90
[ 738.654058][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 738.654172][ T44] ? ktime_get+0x15e/0x220
[ 738.654289][ T44] ? kvm_clock_get_cycles+0x18/0x30
[ 738.654408][ T44] ? ktime_get+0xa9/0x220
[ 738.654497][ T44] usleep_range_state+0x133/0x1b0
[ 738.654614][ T44] ? schedule_hrtimeout+0x20/0x20
[ 738.654739][ T44] ? perf_trace_sched_switch+0x6d0/0x6d0
[ 738.654861][ T44] napi_disable_locked+0x379/0x5f0
[ 738.654975][ T44] ? _mutex_trylock_nest_lock+0x150/0x150
[ 738.655095][ T44] ? netdev_bind_sb_channel_queue+0x470/0x470
[ 738.655237][ T44] napi_disable+0x43/0x80
[ 738.655323][ T44] refill_work+0x116/0x210
[ 738.655443][ T44] process_one_work+0xd57/0x1390
[ 738.655568][ T44] ? pwq_dec_nr_in_flight+0x700/0x700
[ 738.655687][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 738.655802][ T44] ? assign_work+0x152/0x380
[ 738.655921][ T44] worker_thread+0x4d6/0xd40
[ 738.656039][ T44] ? process_one_work+0x1390/0x1390
[ 738.656153][ T44] ? __kthread_parkme+0xb3/0x200
[ 738.656271][ T44] ? process_one_work+0x1390/0x1390
[ 738.656384][ T44] kthread+0x355/0x5b0
[ 738.656471][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 738.656589][ T44] ? __lock_release.isra.0+0x59/0x170
[ 738.656710][ T44] ? rcu_is_watching+0x15/0xd0
[ 738.656828][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 738.656944][ T44] ret_from_fork+0x1d4/0x270
[ 738.657069][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 738.657187][ T44] ret_from_fork_asm+0x11/0x20
[ 738.657308][ T44]
[ 738.657401][ T44]
[ 738.657401][ T44] Showing all locks held in the system:
[ 738.657572][ T44] 3 locks held by kworker/u16:0/12:
[ 738.657773][ T44] #0: ff1100000911cd48 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 738.658008][ T44] #1: ffa00000000c7d30 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 738.658282][ T44] #2: ffffffff95892a28 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_verify_work+0x12/0x30
[ 738.658480][ T44] 1 lock held by khungtaskd/44:
[ 738.658597][ T44] #0: ffffffff95178fc0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2b/0x1db
[ 738.658798][ T44] 3 locks held by kworker/3:1/57:
[ 738.658908][ T44] #0: ff11000001139b48 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 738.659130][ T44] #1: ffa00000003dfd30 ((work_completion)(&(&vi->refill)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 738.659381][ T44] #2: ff11000008b2ac98 (&dev->lock){+.+.}-{4:4}, at: napi_disable+0x3b/0x80
[ 738.659587][ T44] 2 locks held by ip/5942:
[ 738.659702][ T44] #0: ffffffff95892a28 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x5df/0xb20
[ 738.659896][ T44] #1: ff11000008b2ac98 (&dev->lock){+.+.}-{4:4}, at: napi_enable+0x3b/0x80
[ 738.660090][ T44]
[ 738.660148][ T44] =============================================
[ 738.660148][ T44]
[ 861.518654][ T44] INFO: task kworker/u16:0:12 blocked for more than 122 seconds.
[ 861.518951][ T44] Not tainted 6.18.0-rc6-virtme #1
[ 861.519090][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 861.519329][ T44] task:kworker/u16:0 state:D stack:26704 pid:12 tgid:12 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 861.519680][ T44] Workqueue: ipv6_addrconf addrconf_verify_work
[ 861.519862][ T44] Call Trace:
[ 861.519970][ T44]
[ 861.520046][ T44] __schedule+0x88d/0x1b90
[ 861.520171][ T44] ? io_schedule_timeout+0x130/0x130
[ 861.520296][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 861.520418][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.520550][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.520686][ T44] schedule+0xd4/0x260
[ 861.520778][ T44] schedule_preempt_disabled+0x18/0x30
[ 861.520899][ T44] __mutex_lock+0x9ae/0x1500
[ 861.521018][ T44] ? addrconf_verify_work+0x12/0x30
[ 861.521135][ T44] ? ww_mutex_lock+0x160/0x160
[ 861.521254][ T44] ? process_one_work+0xd16/0x1390
[ 861.521378][ T44] ? trace_lock_acquire+0x88/0xd0
[ 861.521492][ T44] ? trace_lock_acquire+0x88/0xd0
[ 861.521607][ T44] ? addrconf_verify_work+0x12/0x30
[ 861.521739][ T44] addrconf_verify_work+0x12/0x30
[ 861.521856][ T44] process_one_work+0xd57/0x1390
[ 861.521974][ T44] ? pwq_dec_nr_in_flight+0x700/0x700
[ 861.522088][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 861.522207][ T44] ? assign_work+0x152/0x380
[ 861.522324][ T44] worker_thread+0x4d6/0xd40
[ 861.522442][ T44] ? process_one_work+0x1390/0x1390
[ 861.522556][ T44] kthread+0x355/0x5b0
[ 861.522653][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 861.522771][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.522884][ T44] ? rcu_is_watching+0x15/0xd0
[ 861.522997][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 861.523116][ T44] ret_from_fork+0x1d4/0x270
[ 861.523229][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 861.523344][ T44] ret_from_fork_asm+0x11/0x20
[ 861.523462][ T44]
[ 861.523573][ T44] INFO: task kworker/u16:0:12 is blocked on a mutex likely owned by task ip:5942.
[ 861.523784][ T44] INFO: task ip:5942 blocked for more than 245 seconds.
[ 861.523916][ T44] Not tainted 6.18.0-rc6-virtme #1
[ 861.524029][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 861.524217][ T44] task:ip state:D stack:24984 pid:5942 tgid:5942 ppid:5937 task_flags:0x400100 flags:0x00080001
[ 861.524467][ T44] Call Trace:
[ 861.524551][ T44]
[ 861.524611][ T44] __schedule+0x88d/0x1b90
[ 861.524737][ T44] ? io_schedule_timeout+0x130/0x130
[ 861.524856][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 861.524971][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.525083][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.525203][ T44] schedule+0xd4/0x260
[ 861.525288][ T44] schedule_preempt_disabled+0x18/0x30
[ 861.525400][ T44] __mutex_lock+0x9ae/0x1500
[ 861.525513][ T44] ? napi_enable+0x3b/0x80
[ 861.525637][ T44] ? virtqueue_add_inbuf_ctx+0x1850/0x1850
[ 861.525782][ T44] ? ww_mutex_lock+0x160/0x160
[ 861.525895][ T44] ? __asan_memset+0x27/0x50
[ 861.526010][ T44] ? sg_init_table+0x19/0x60
[ 861.526126][ T44] ? try_fill_recv+0x3ec/0x1750
[ 861.526243][ T44] ? napi_enable+0x3b/0x80
[ 861.526357][ T44] napi_enable+0x3b/0x80
[ 861.526443][ T44] __virtnet_rx_resume+0x156/0x290
[ 861.526561][ T44] ? queue_delayed_work_on+0x91/0x100
[ 861.526685][ T44] virtnet_rx_resume_all+0xe7/0x1a0
[ 861.526800][ T44] virtnet_xdp_set+0xef7/0x1aa0
[ 861.526918][ T44] ? virtnet_xdp_set+0x1aa0/0x1aa0
[ 861.527030][ T44] dev_xdp_install+0x3e4/0x8e0
[ 861.527144][ T44] ? netif_skb_check_for_xdp+0x600/0x600
[ 861.527279][ T44] dev_xdp_attach+0x50d/0x1320
[ 861.527395][ T44] ? bpf_xdp_link_update+0x6e0/0x6e0
[ 861.527510][ T44] ? __bpf_prog_get+0x320/0x320
[ 861.527632][ T44] dev_change_xdp_fd+0x182/0x240
[ 861.527755][ T44] do_setlink.isra.0+0x1c2d/0x2880
[ 861.527872][ T44] ? rtnl_newlink_create+0x900/0x900
[ 861.527986][ T44] ? rcu_lockdep_current_cpu_online+0x3e/0x1b0
[ 861.528133][ T44] ? rcu_read_lock_any_held+0x41/0xa0
[ 861.528245][ T44] ? validate_chain+0x287/0x5f0
[ 861.528359][ T44] ? rcu_read_lock_any_held+0x6b/0xa0
[ 861.528472][ T44] ? stack_depot_save_flags+0x3e1/0x6e0
[ 861.528591][ T44] ? __lock_acquire+0x34c/0x740
[ 861.528716][ T44] ? trace_lock_acquire+0x88/0xd0
[ 861.528828][ T44] ? perf_trace_sched_switch+0x6d0/0x6d0
[ 861.528944][ T44] ? lock_acquire+0x31/0x80
[ 861.529055][ T44] ? rtnl_newlink+0x5df/0xb20
[ 861.529172][ T44] ? rcu_is_watching+0x15/0xd0
[ 861.529284][ T44] ? rcu_is_watching+0x15/0xd0
[ 861.529397][ T44] ? trace_contention_end+0xd6/0x140
[ 861.529512][ T44] ? rtnl_newlink+0x5df/0xb20
[ 861.529629][ T44] ? __mutex_lock+0x32e/0x1500
[ 861.529751][ T44] ? ww_mutex_lock+0x160/0x160
[ 861.529868][ T44] ? nla_validate_int_range+0x5b0/0x5b0
[ 861.529981][ T44] ? __rtnl_newlink+0x3fa/0xa40
[ 861.530098][ T44] rtnl_newlink+0x637/0xb20
[ 861.530213][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 861.530333][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 861.530446][ T44] ? find_held_lock+0x2b/0x80
[ 861.530558][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 861.530681][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.530802][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 861.530915][ T44] rtnetlink_rcv_msg+0x6fe/0xb90
[ 861.531029][ T44] ? rtnl_port_fill+0x940/0x940
[ 861.531140][ T44] ? __lock_acquire+0x34c/0x740
[ 861.531255][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 861.531367][ T44] ? find_held_lock+0x2b/0x80
[ 861.531486][ T44] netlink_rcv_skb+0x123/0x380
[ 861.531600][ T44] ? rtnl_port_fill+0x940/0x940
[ 861.531724][ T44] ? netlink_ack+0xcc0/0xcc0
[ 861.531842][ T44] ? netlink_deliver_tap+0x13f/0x330
[ 861.531957][ T44] netlink_unicast+0x4a3/0x770
[ 861.532077][ T44] ? netlink_attachskb+0x810/0x810
[ 861.532192][ T44] ? __lock_acquire+0x34c/0x740
[ 861.532306][ T44] netlink_sendmsg+0x735/0xc60
[ 861.532424][ T44] ? netlink_unicast+0x770/0x770
[ 861.532543][ T44] ? __might_fault+0x97/0x140
[ 861.532665][ T44] ____sys_sendmsg+0x419/0x850
[ 861.532778][ T44] ? copy_msghdr_from_user+0x270/0x430
[ 861.532892][ T44] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 861.533037][ T44] ? move_addr_to_kernel+0x40/0x40
[ 861.533151][ T44] ? stack_depot_save_flags+0x3e1/0x6e0
[ 861.533264][ T44] ? validate_chain+0x287/0x5f0
[ 861.533382][ T44] ___sys_sendmsg+0xfd/0x180
[ 861.533494][ T44] ? __call_rcu_common.constprop.0+0xa5/0x680
[ 861.533647][ T44] ? copy_msghdr_from_user+0x430/0x430
[ 861.533774][ T44] __sys_sendmsg+0x124/0x1c0
[ 861.533888][ T44] ? __sys_sendmsg_sock+0x20/0x20
[ 861.534002][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 861.534114][ T44] ? __call_rcu_common.constprop.0+0x2fa/0x680
[ 861.534263][ T44] ? do_raw_spin_unlock+0x59/0x250
[ 861.534377][ T44] ? rcu_is_watching+0x15/0xd0
[ 861.534490][ T44] do_syscall_64+0xbb/0xfd0
[ 861.534606][ T44] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 861.534758][ T44] RIP: 0033:0x7f1b858c6c5e
[ 861.534878][ T44] RSP: 002b:00007ffff4aa6130 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 861.535050][ T44] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1b858c6c5e
[ 861.535225][ T44] RDX: 0000000000000000 RSI: 00007ffff4aa61f0 RDI: 0000000000000003
[ 861.535395][ T44] RBP: 00007ffff4aa6140 R08: 0000000000000000 R09: 0000000000000000
[ 861.535563][ T44] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffff4aa68b0
[ 861.535742][ T44] R13: 000000006925d946 R14: 0000000000000000 R15: 0000000000499600
[ 861.535926][ T44]
[ 861.536014][ T44] INFO: task ip:5942 is blocked on a mutex likely owned by task kworker/3:1:57.
[ 861.536204][ T44] task:kworker/3:1 state:D stack:28200 pid:57 tgid:57 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 861.536458][ T44] Workqueue: events refill_work
[ 861.536572][ T44] Call Trace:
[ 861.536671][ T44]
[ 861.536732][ T44] __schedule+0x88d/0x1b90
[ 861.536849][ T44] ? io_schedule_timeout+0x130/0x130
[ 861.536964][ T44] ? usleep_range_state+0xba/0x1b0
[ 861.537079][ T44] ? find_held_lock+0x2b/0x80
[ 861.537193][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.537309][ T44] ? usleep_range_state+0xba/0x1b0
[ 861.537422][ T44] schedule+0xd4/0x260
[ 861.537513][ T44] schedule_hrtimeout_range_clock+0x1da/0x2f0
[ 861.537661][ T44] ? schedule_timeout_idle+0xe0/0xe0
[ 861.537778][ T44] ? hrtimer_cb_get_time+0x90/0x90
[ 861.537894][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 861.538009][ T44] ? ktime_get+0x15e/0x220
[ 861.538121][ T44] ? kvm_clock_get_cycles+0x18/0x30
[ 861.538234][ T44] ? ktime_get+0xa9/0x220
[ 861.538326][ T44] usleep_range_state+0x133/0x1b0
[ 861.538440][ T44] ? schedule_hrtimeout+0x20/0x20
[ 861.538554][ T44] ? perf_trace_sched_switch+0x6d0/0x6d0
[ 861.538678][ T44] napi_disable_locked+0x379/0x5f0
[ 861.538791][ T44] ? _mutex_trylock_nest_lock+0x150/0x150
[ 861.538906][ T44] ? netdev_bind_sb_channel_queue+0x470/0x470
[ 861.539051][ T44] napi_disable+0x43/0x80
[ 861.539138][ T44] refill_work+0x116/0x210
[ 861.539253][ T44] process_one_work+0xd57/0x1390
[ 861.539371][ T44] ? pwq_dec_nr_in_flight+0x700/0x700
[ 861.539483][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 861.539599][ T44] ? assign_work+0x152/0x380
[ 861.539721][ T44] worker_thread+0x4d6/0xd40
[ 861.539840][ T44] ? process_one_work+0x1390/0x1390
[ 861.539960][ T44] ? __kthread_parkme+0xb3/0x200
[ 861.540076][ T44] ? process_one_work+0x1390/0x1390
[ 861.540190][ T44] kthread+0x355/0x5b0
[ 861.540278][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 861.540391][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.540505][ T44] ? rcu_is_watching+0x15/0xd0
[ 861.540627][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 861.540748][ T44] ret_from_fork+0x1d4/0x270
[ 861.540866][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 861.540981][ T44] ret_from_fork_asm+0x11/0x20
[ 861.541101][ T44]
[ 861.541190][ T44]
[ 861.541190][ T44] Showing all locks held in the system:
[ 861.541354][ T44] 3 locks held by kworker/u16:0/12:
[ 861.541466][ T44] #0: ff1100000911cd48 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 861.541788][ T44] #1: ffa00000000c7d30 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 861.542063][ T44] #2: ffffffff95892a28 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_verify_work+0x12/0x30
[ 861.542261][ T44] 1 lock held by khungtaskd/44:
[ 861.542370][ T44] #0: ffffffff95178fc0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2b/0x1db
[ 861.542567][ T44] 3 locks held by kworker/3:1/57:
[ 861.542687][ T44] #0: ff11000001139b48 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 861.542910][ T44] #1: ffa00000003dfd30 ((work_completion)(&(&vi->refill)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 861.543159][ T44] #2: ff11000008b2ac98 (&dev->lock){+.+.}-{4:4}, at: napi_disable+0x3b/0x80
[ 861.543362][ T44] 2 locks held by ip/5942:
[ 861.543475][ T44] #0: ffffffff95892a28 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x5df/0xb20
[ 861.543681][ T44] #1: ff11000008b2ac98 (&dev->lock){+.+.}-{4:4}, at: napi_enable+0x3b/0x80
[ 861.543876][ T44]
[ 861.543932][ T44] =============================================
[ 861.543932][ T44]