[ 738.648286][ T44] INFO: task ip:5668 blocked for more than 122 seconds.
[ 738.648706][ T44] Not tainted 6.19.0-rc3-virtme #1
[ 738.648847][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 738.649082][ T44] task:ip state:D stack:24976 pid:5668 tgid:5668 ppid:5663 task_flags:0x400100 flags:0x00080000
[ 738.649430][ T44] Call Trace:
[ 738.649540][ T44]
[ 738.649618][ T44] __schedule+0xae2/0x1720
[ 738.649788][ T44] ? io_schedule_timeout+0x130/0x130
[ 738.649922][ T44] ? __lock_release.isra.0+0x59/0x170
[ 738.650068][ T44] ? __lock_release.isra.0+0x59/0x170
[ 738.650211][ T44] schedule+0xd4/0x260
[ 738.650319][ T44] schedule_preempt_disabled+0x18/0x30
[ 738.650449][ T44] __mutex_lock+0xd76/0x1f20
[ 738.650585][ T44] ? napi_enable+0x3b/0x80
[ 738.650723][ T44] ? ww_mutex_lock+0x160/0x160
[ 738.650847][ T44] ? __lock_release.isra.0+0x59/0x170
[ 738.650978][ T44] ? __asan_memset+0x27/0x50
[ 738.651108][ T44] ? sg_init_table+0x19/0x60
[ 738.651242][ T44] ? try_fill_recv+0x3ec/0x1750
[ 738.651375][ T44] ? napi_enable+0x3b/0x80
[ 738.651507][ T44] napi_enable+0x3b/0x80
[ 738.651606][ T44] __virtnet_rx_resume+0x156/0x290
[ 738.651724][ T44] ? queue_delayed_work_on+0x91/0x100
[ 738.651842][ T44] virtnet_rx_resume_all+0xe7/0x1a0
[ 738.651972][ T44] virtnet_xdp_set+0xef7/0x1aa0
[ 738.652090][ T44] ? virtnet_xdp_set+0x1aa0/0x1aa0
[ 738.652203][ T44] dev_xdp_install+0x3e4/0x890
[ 738.652322][ T44] ? netif_set_xps_queue+0x40/0x40
[ 738.652448][ T44] dev_xdp_attach+0x50d/0x1310
[ 738.652568][ T44] ? bpf_xdp_link_update+0x6e0/0x6e0
[ 738.653023][ T44] ? __bpf_prog_get+0x320/0x320
[ 738.653145][ T44] dev_change_xdp_fd+0x176/0x210
[ 738.653281][ T44] do_setlink.isra.0+0x1c2d/0x2880
[ 738.653401][ T44] ? rtnl_newlink_create+0x900/0x900
[ 738.653517][ T44] ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[ 738.653667][ T44] ? rcu_read_lock_any_held+0x3c/0x90
[ 738.653787][ T44] ? validate_chain+0x37b/0xb70
[ 738.653906][ T44] ? rcu_read_lock_any_held+0x66/0x90
[ 738.654029][ T44] ? stack_depot_save_flags+0x3f1/0x6f0
[ 738.654150][ T44] ? __lock_acquire+0x577/0xc10
[ 738.654272][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 738.654394][ T44] ? rtnl_newlink+0x6fc/0xe90
[ 738.654512][ T44] ? lock_acquire+0x10a/0x150
[ 738.654625][ T44] ? rcu_is_watching+0x15/0xd0
[ 738.654738][ T44] ? rcu_is_watching+0x15/0xd0
[ 738.654853][ T44] ? trace_contention_end+0xd6/0x110
[ 738.654976][ T44] ? __mutex_lock+0x285/0x1f20
[ 738.655092][ T44] ? rtnl_newlink+0x6fc/0xe90
[ 738.655207][ T44] ? ww_mutex_lock+0x160/0x160
[ 738.655324][ T44] ? nla_get_range_signed+0x3d0/0x3d0
[ 738.655449][ T44] ? __rtnl_newlink+0x3fa/0xa40
[ 738.655568][ T44] rtnl_newlink+0x75c/0xe90
[ 738.655692][ T44] ? __lock_release.isra.0+0x59/0x170
[ 738.655811][ T44] ? rtnl_setlink+0x880/0x880
[ 738.655927][ T44] ? __lock_acquire+0x577/0xc10
[ 738.656045][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 738.656159][ T44] ? find_held_lock+0x2b/0x80
[ 738.656283][ T44] ? rtnl_setlink+0x880/0x880
[ 738.656396][ T44] ? __lock_release.isra.0+0x59/0x170
[ 738.656521][ T44] ? rtnl_setlink+0x880/0x880
[ 738.656641][ T44] rtnetlink_rcv_msg+0x6fe/0xb90
[ 738.656756][ T44] ? rtnl_fdb_dump+0x620/0x620
[ 738.656874][ T44] ? __lock_acquire+0x577/0xc10
[ 738.657001][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 738.657120][ T44] ? find_held_lock+0x2b/0x80
[ 738.657255][ T44] netlink_rcv_skb+0x123/0x380
[ 738.657378][ T44] ? rtnl_fdb_dump+0x620/0x620
[ 738.657495][ T44] ? netlink_ack+0xcc0/0xcc0
[ 738.657611][ T44] ? netlink_deliver_tap+0xc5/0x330
[ 738.657731][ T44] ? netlink_deliver_tap+0x13f/0x330
[ 738.657853][ T44] netlink_unicast+0x4a3/0x770
[ 738.657976][ T44] ? netlink_attachskb+0x810/0x810
[ 738.658091][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 738.658205][ T44] ? __lock_acquire+0x577/0xc10
[ 738.658325][ T44] netlink_sendmsg+0x735/0xc60
[ 738.658442][ T44] ? netlink_unicast+0x770/0x770
[ 738.658559][ T44] ____sys_sendmsg+0x419/0x850
[ 738.658717][ T44] ? copy_msghdr_from_user+0x270/0x430
[ 738.658836][ T44] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 738.658983][ T44] ? move_addr_to_kernel+0x40/0x40
[ 738.659097][ T44] ? stack_depot_save_flags+0x3f1/0x6f0
[ 738.659211][ T44] ? rcu_read_lock_any_held+0x3c/0x90
[ 738.659335][ T44] ___sys_sendmsg+0xfd/0x180
[ 738.659449][ T44] ? __call_rcu_common.constprop.0+0xa6/0xa00
[ 738.659598][ T44] ? copy_msghdr_from_user+0x430/0x430
[ 738.659725][ T44] __sys_sendmsg+0x124/0x1c0
[ 738.659841][ T44] ? __sys_sendmsg_sock+0x20/0x20
[ 738.659954][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 738.660077][ T44] ? __call_rcu_common.constprop.0+0x3bd/0xa00
[ 738.660231][ T44] ? do_raw_spin_unlock+0x59/0x250
[ 738.660345][ T44] ? rcu_is_watching+0x15/0xd0
[ 738.660466][ T44] do_syscall_64+0xbd/0xfc0
[ 738.660587][ T44] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 738.660738][ T44] RIP: 0033:0x7ffbdfe67c5e
[ 738.660869][ T44] RSP: 002b:00007ffdb9ffd2d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 738.661050][ T44] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ffbdfe67c5e
[ 738.661241][ T44] RDX: 0000000000000000 RSI: 00007ffdb9ffd390 RDI: 0000000000000003
[ 738.661425][ T44] RBP: 00007ffdb9ffd2e0 R08: 0000000000000000 R09: 0000000000000000
[ 738.661597][ T44] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdb9ffda50
[ 738.661774][ T44] R13: 00000000695da970 R14: 0000000000000000 R15: 0000000000499600
[ 738.661962][ T44]
[ 738.662069][ T44] INFO: task ip:5668 is blocked on a mutex likely owned by task kworker/2:1:64.
[ 738.662269][ T44] task:kworker/2:1 state:R running task stack:26592 pid:64 tgid:64 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 738.662558][ T44] Workqueue: events refill_work
[ 738.662683][ T44] Call Trace:
[ 738.662771][ T44]
[ 738.662832][ T44] __schedule+0xae2/0x1720
[ 738.662961][ T44] ? usleep_range_state+0xba/0x1b0
[ 738.663080][ T44] ? io_schedule_timeout+0x130/0x130
[ 738.663199][ T44] ? __lock_release.isra.0+0x59/0x170
[ 738.663322][ T44] ? _raw_spin_unlock_irqrestore+0x53/0x80
[ 738.663465][ T44] ? usleep_range_state+0xba/0x1b0
[ 738.663582][ T44] schedule+0xd4/0x260
[ 738.663682][ T44] schedule_hrtimeout_range_clock+0x1da/0x2f0
[ 738.663831][ T44] ? schedule_timeout_idle+0xe0/0xe0
[ 738.663951][ T44] ? __hrtimer_cb_get_time+0x50/0x50
[ 738.664067][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 738.664182][ T44] ? ktime_get+0x15e/0x220
[ 738.664303][ T44] ? kvm_clock_get_cycles+0x18/0x30
[ 738.664419][ T44] ? ktime_get+0xa9/0x220
[ 738.664510][ T44] usleep_range_state+0x133/0x1b0
[ 738.664625][ T44] ? schedule_hrtimeout+0x20/0x20
[ 738.664742][ T44] ? perf_trace_sched_switch+0x6d0/0x6d0
[ 738.664859][ T44] ? refill_work+0x149/0x210
[ 738.664980][ T44] napi_disable_locked+0x379/0x5f0
[ 738.665095][ T44] ? _mutex_trylock_nest_lock+0x340/0x340
[ 738.665210][ T44] ? register_netdevice_notifier_net+0x40/0x40
[ 738.665378][ T44] napi_disable+0x43/0x80
[ 738.665464][ T44] refill_work+0x116/0x210
[ 738.665583][ T44] process_one_work+0xd57/0x1390
[ 738.665703][ T44] ? pwq_dec_nr_in_flight+0x700/0x700
[ 738.665819][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 738.665934][ T44] ? assign_work+0x152/0x380
[ 738.666055][ T44] worker_thread+0x4d6/0xd40
[ 738.666169][ T44] ? process_one_work+0x1390/0x1390
[ 738.666294][ T44] ? __kthread_parkme+0xb3/0x200
[ 738.666413][ T44] ? process_one_work+0x1390/0x1390
[ 738.666526][ T44] kthread+0x355/0x5b0
[ 738.666613][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 738.666732][ T44] ? __lock_release.isra.0+0x59/0x170
[ 738.666844][ T44] ? rcu_is_watching+0x15/0xd0
[ 738.666968][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 738.667090][ T44] ret_from_fork+0x3fb/0x510
[ 738.667204][ T44] ? arch_exit_to_user_mode_prepare.isra.0+0x140/0x140
[ 738.667356][ T44] ? __switch_to+0x53c/0xd00
[ 738.667475][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 738.667592][ T44] ret_from_fork_asm+0x11/0x20
[ 738.667712][ T44]
[ 738.667813][ T44]
[ 738.667813][ T44] Showing all locks held in the system:
[ 738.667990][ T44] 3 locks held by kworker/u16:0/12:
[ 738.668108][ T44] #0: ff110000091bf148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 738.668428][ T44] #1: ffa00000000c7cc0 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 738.668709][ T44] #2: ffffffff88a86028 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_verify_work+0x12/0x30
[ 738.668916][ T44] 1 lock held by khungtaskd/44:
[ 738.669030][ T44] #0: ffffffff883710c0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire.constprop.0+0x7/0x30
[ 738.669269][ T44] 3 locks held by kworker/2:1/64:
[ 738.669383][ T44] #0: ff11000001139b48 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 738.669603][ T44] #1: ffa0000000457cc0 ((work_completion)(&(&vi->refill)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 738.669864][ T44] #2: ff11000008b22c98 (&dev->lock){+.+.}-{4:4}, at: napi_disable+0x3b/0x80
[ 738.670076][ T44] 2 locks held by ip/5668:
[ 738.670184][ T44] #0: ffffffff88a86028 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x6fc/0xe90
[ 738.670386][ T44] #1: ff11000008b22c98 (&dev->lock){+.+.}-{4:4}, at: napi_enable+0x3b/0x80
[ 738.670587][ T44]
[ 738.670646][ T44] =============================================
[ 738.670646][ T44]
[ 861.528239][ T44] INFO: task kworker/u16:0:12 blocked for more than 122 seconds.
[ 861.528520][ T44] Not tainted 6.19.0-rc3-virtme #1
[ 861.528644][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 861.528849][ T44] task:kworker/u16:0 state:D stack:25936 pid:12 tgid:12 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 861.529124][ T44] Workqueue: ipv6_addrconf addrconf_verify_work
[ 861.529310][ T44] Call Trace:
[ 861.529398][ T44]
[ 861.529462][ T44] __schedule+0xae2/0x1720
[ 861.529590][ T44] ? io_schedule_timeout+0x130/0x130
[ 861.529712][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.529842][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.529958][ T44] schedule+0xd4/0x260
[ 861.530049][ T44] schedule_preempt_disabled+0x18/0x30
[ 861.530167][ T44] __mutex_lock+0xd76/0x1f20
[ 861.530288][ T44] ? addrconf_verify_work+0x12/0x30
[ 861.530405][ T44] ? ww_mutex_lock+0x160/0x160
[ 861.530520][ T44] ? process_one_work+0xd16/0x1390
[ 861.530646][ T44] ? rcu_is_watching+0x15/0xd0
[ 861.530764][ T44] ? rcu_is_watching+0x15/0xd0
[ 861.530890][ T44] ? addrconf_verify_work+0x12/0x30
[ 861.531001][ T44] addrconf_verify_work+0x12/0x30
[ 861.531115][ T44] process_one_work+0xd57/0x1390
[ 861.531239][ T44] ? pwq_dec_nr_in_flight+0x700/0x700
[ 861.531357][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 861.531476][ T44] ? assign_work+0x152/0x380
[ 861.531591][ T44] worker_thread+0x4d6/0xd40
[ 861.531708][ T44] ? process_one_work+0x1390/0x1390
[ 861.531823][ T44] kthread+0x355/0x5b0
[ 861.531911][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 861.532024][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.532138][ T44] ? rcu_is_watching+0x15/0xd0
[ 861.532255][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 861.532375][ T44] ret_from_fork+0x3fb/0x510
[ 861.532489][ T44] ? arch_exit_to_user_mode_prepare.isra.0+0x140/0x140
[ 861.532629][ T44] ? __switch_to+0x53c/0xd00
[ 861.532743][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 861.532860][ T44] ret_from_fork_asm+0x11/0x20
[ 861.532980][ T44]
[ 861.533101][ T44] INFO: task kworker/u16:0:12 is blocked on a mutex likely owned by task ip:5668.
[ 861.533324][ T44] INFO: task ip:5668 blocked for more than 245 seconds.
[ 861.533458][ T44] Not tainted 6.19.0-rc3-virtme #1
[ 861.533566][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 861.533747][ T44] task:ip state:D stack:24976 pid:5668 tgid:5668 ppid:5663 task_flags:0x400100 flags:0x00080000
[ 861.534007][ T44] Call Trace:
[ 861.534098][ T44]
[ 861.534158][ T44] __schedule+0xae2/0x1720
[ 861.534285][ T44] ? io_schedule_timeout+0x130/0x130
[ 861.534400][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.534513][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.534628][ T44] schedule+0xd4/0x260
[ 861.534713][ T44] schedule_preempt_disabled+0x18/0x30
[ 861.534834][ T44] __mutex_lock+0xd76/0x1f20
[ 861.534949][ T44] ? napi_enable+0x3b/0x80
[ 861.535068][ T44] ? ww_mutex_lock+0x160/0x160
[ 861.535180][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.535300][ T44] ? __asan_memset+0x27/0x50
[ 861.535418][ T44] ? sg_init_table+0x19/0x60
[ 861.535535][ T44] ? try_fill_recv+0x3ec/0x1750
[ 861.535656][ T44] ? napi_enable+0x3b/0x80
[ 861.535772][ T44] napi_enable+0x3b/0x80
[ 861.535862][ T44] __virtnet_rx_resume+0x156/0x290
[ 861.535976][ T44] ? queue_delayed_work_on+0x91/0x100
[ 861.536089][ T44] virtnet_rx_resume_all+0xe7/0x1a0
[ 861.536204][ T44] virtnet_xdp_set+0xef7/0x1aa0
[ 861.536329][ T44] ? virtnet_xdp_set+0x1aa0/0x1aa0
[ 861.536440][ T44] dev_xdp_install+0x3e4/0x890
[ 861.536575][ T44] ? netif_set_xps_queue+0x40/0x40
[ 861.536690][ T44] dev_xdp_attach+0x50d/0x1310
[ 861.536805][ T44] ? bpf_xdp_link_update+0x6e0/0x6e0
[ 861.536922][ T44] ? __bpf_prog_get+0x320/0x320
[ 861.537041][ T44] dev_change_xdp_fd+0x176/0x210
[ 861.537156][ T44] do_setlink.isra.0+0x1c2d/0x2880
[ 861.537284][ T44] ? rtnl_newlink_create+0x900/0x900
[ 861.537404][ T44] ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[ 861.537547][ T44] ? rcu_read_lock_any_held+0x3c/0x90
[ 861.537660][ T44] ? validate_chain+0x37b/0xb70
[ 861.537774][ T44] ? rcu_read_lock_any_held+0x66/0x90
[ 861.537889][ T44] ? stack_depot_save_flags+0x3f1/0x6f0
[ 861.538010][ T44] ? __lock_acquire+0x577/0xc10
[ 861.538126][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 861.538252][ T44] ? rtnl_newlink+0x6fc/0xe90
[ 861.538365][ T44] ? lock_acquire+0x10a/0x150
[ 861.538477][ T44] ? rcu_is_watching+0x15/0xd0
[ 861.538594][ T44] ? rcu_is_watching+0x15/0xd0
[ 861.538707][ T44] ? trace_contention_end+0xd6/0x110
[ 861.538825][ T44] ? __mutex_lock+0x285/0x1f20
[ 861.538939][ T44] ? rtnl_newlink+0x6fc/0xe90
[ 861.539061][ T44] ? ww_mutex_lock+0x160/0x160
[ 861.539180][ T44] ? nla_get_range_signed+0x3d0/0x3d0
[ 861.539304][ T44] ? __rtnl_newlink+0x3fa/0xa40
[ 861.539421][ T44] rtnl_newlink+0x75c/0xe90
[ 861.539538][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.539653][ T44] ? rtnl_setlink+0x880/0x880
[ 861.539773][ T44] ? __lock_acquire+0x577/0xc10
[ 861.539892][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 861.540012][ T44] ? find_held_lock+0x2b/0x80
[ 861.540126][ T44] ? rtnl_setlink+0x880/0x880
[ 861.540250][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.540369][ T44] ? rtnl_setlink+0x880/0x880
[ 861.540481][ T44] rtnetlink_rcv_msg+0x6fe/0xb90
[ 861.540598][ T44] ? rtnl_fdb_dump+0x620/0x620
[ 861.540716][ T44] ? __lock_acquire+0x577/0xc10
[ 861.540835][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 861.540953][ T44] ? find_held_lock+0x2b/0x80
[ 861.541067][ T44] netlink_rcv_skb+0x123/0x380
[ 861.541180][ T44] ? rtnl_fdb_dump+0x620/0x620
[ 861.541305][ T44] ? netlink_ack+0xcc0/0xcc0
[ 861.541424][ T44] ? netlink_deliver_tap+0xc5/0x330
[ 861.541537][ T44] ? netlink_deliver_tap+0x13f/0x330
[ 861.541655][ T44] netlink_unicast+0x4a3/0x770
[ 861.541771][ T44] ? netlink_attachskb+0x810/0x810
[ 861.541892][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 861.542009][ T44] ? __lock_acquire+0x577/0xc10
[ 861.542123][ T44] netlink_sendmsg+0x735/0xc60
[ 861.542243][ T44] ? netlink_unicast+0x770/0x770
[ 861.542360][ T44] ____sys_sendmsg+0x419/0x850
[ 861.542476][ T44] ? copy_msghdr_from_user+0x270/0x430
[ 861.542592][ T44] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 861.542739][ T44] ? move_addr_to_kernel+0x40/0x40
[ 861.542857][ T44] ? stack_depot_save_flags+0x3f1/0x6f0
[ 861.542972][ T44] ? rcu_read_lock_any_held+0x3c/0x90
[ 861.543086][ T44] ___sys_sendmsg+0xfd/0x180
[ 861.543200][ T44] ? __call_rcu_common.constprop.0+0xa6/0xa00
[ 861.543359][ T44] ? copy_msghdr_from_user+0x430/0x430
[ 861.543502][ T44] __sys_sendmsg+0x124/0x1c0
[ 861.543630][ T44] ? __sys_sendmsg_sock+0x20/0x20
[ 861.543745][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 861.543871][ T44] ? __call_rcu_common.constprop.0+0x3bd/0xa00
[ 861.544022][ T44] ? do_raw_spin_unlock+0x59/0x250
[ 861.544138][ T44] ? rcu_is_watching+0x15/0xd0
[ 861.544266][ T44] do_syscall_64+0xbd/0xfc0
[ 861.544383][ T44] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 861.544529][ T44] RIP: 0033:0x7ffbdfe67c5e
[ 861.544657][ T44] RSP: 002b:00007ffdb9ffd2d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 861.544840][ T44] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ffbdfe67c5e
[ 861.545016][ T44] RDX: 0000000000000000 RSI: 00007ffdb9ffd390 RDI: 0000000000000003
[ 861.545189][ T44] RBP: 00007ffdb9ffd2e0 R08: 0000000000000000 R09: 0000000000000000
[ 861.545382][ T44] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdb9ffda50
[ 861.545555][ T44] R13: 00000000695da970 R14: 0000000000000000 R15: 0000000000499600
[ 861.545735][ T44]
[ 861.545839][ T44] INFO: task ip:5668 is blocked on a mutex likely owned by task kworker/2:1:64.
[ 861.546036][ T44] task:kworker/2:1 state:D stack:26592 pid:64 tgid:64 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 861.546295][ T44] Workqueue: events refill_work
[ 861.546412][ T44] Call Trace:
[ 861.546503][ T44]
[ 861.546570][ T44] __schedule+0xae2/0x1720
[ 861.546688][ T44] ? usleep_range_state+0xba/0x1b0
[ 861.546807][ T44] ? io_schedule_timeout+0x130/0x130
[ 861.546931][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.547046][ T44] ? usleep_range_state+0xba/0x1b0
[ 861.547162][ T44] schedule+0xd4/0x260
[ 861.547256][ T44] schedule_hrtimeout_range_clock+0x186/0x2f0
[ 861.547404][ T44] ? schedule_timeout_idle+0xe0/0xe0
[ 861.547523][ T44] ? __hrtimer_cb_get_time+0x50/0x50
[ 861.547640][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 861.547755][ T44] ? ktime_get+0x15e/0x220
[ 861.547878][ T44] ? kvm_clock_get_cycles+0x18/0x30
[ 861.547997][ T44] ? ktime_get+0xa9/0x220
[ 861.548087][ T44] usleep_range_state+0x133/0x1b0
[ 861.548201][ T44] ? schedule_hrtimeout+0x20/0x20
[ 861.548324][ T44] ? perf_trace_sched_switch+0x6d0/0x6d0
[ 861.548439][ T44] ? refill_work+0x149/0x210
[ 861.548563][ T44] napi_disable_locked+0x379/0x5f0
[ 861.548679][ T44] ? _mutex_trylock_nest_lock+0x340/0x340
[ 861.548795][ T44] ? register_netdevice_notifier_net+0x40/0x40
[ 861.548946][ T44] napi_disable+0x43/0x80
[ 861.549031][ T44] refill_work+0x116/0x210
[ 861.549151][ T44] process_one_work+0xd57/0x1390
[ 861.549285][ T44] ? pwq_dec_nr_in_flight+0x700/0x700
[ 861.549402][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 861.549517][ T44] ? assign_work+0x152/0x380
[ 861.549633][ T44] worker_thread+0x4d6/0xd40
[ 861.549750][ T44] ? process_one_work+0x1390/0x1390
[ 861.549868][ T44] ? __kthread_parkme+0xb3/0x200
[ 861.549985][ T44] ? process_one_work+0x1390/0x1390
[ 861.550099][ T44] kthread+0x355/0x5b0
[ 861.550191][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 861.550308][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.550423][ T44] ? rcu_is_watching+0x15/0xd0
[ 861.550542][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 861.550657][ T44] ret_from_fork+0x3fb/0x510
[ 861.550772][ T44] ? arch_exit_to_user_mode_prepare.isra.0+0x140/0x140
[ 861.550915][ T44] ? __switch_to+0x53c/0xd00
[ 861.551029][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 861.551146][ T44] ret_from_fork_asm+0x11/0x20
[ 861.551272][ T44]
[ 861.551370][ T44]
[ 861.551370][ T44] Showing all locks held in the system:
[ 861.551537][ T44] 3 locks held by kworker/u16:0/12:
[ 861.551651][ T44] #0: ff110000091bf148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 861.551884][ T44] #1: ffa00000000c7cc0 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 861.552162][ T44] #2: ffffffff88a86028 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_verify_work+0x12/0x30
[ 861.552468][ T44] 1 lock held by khungtaskd/44:
[ 861.552579][ T44] #0: ffffffff883710c0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire.constprop.0+0x7/0x30
[ 861.552807][ T44] 3 locks held by kworker/2:1/64:
[ 861.552920][ T44] #0: ff11000001139b48 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 861.553143][ T44] #1: ffa0000000457cc0 ((work_completion)(&(&vi->refill)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 861.553403][ T44] #2: ff11000008b22c98 (&dev->lock){+.+.}-{4:4}, at: napi_disable+0x3b/0x80
[ 861.553614][ T44] 2 locks held by ip/5668:
[ 861.553735][ T44] #0: ffffffff88a86028 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x6fc/0xe90
[ 861.553941][ T44] #1: ff11000008b22c98 (&dev->lock){+.+.}-{4:4}, at: napi_enable+0x3b/0x80
[ 861.554137][ T44]
[ 861.554196][ T44] =============================================
[ 861.554196][ T44]