[ 247.115696][ T44] INFO: task ip:545 blocked for more than 122 seconds.
[ 247.116049][ T44] Not tainted 6.19.0-rc1-virtme #1
[ 247.116246][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 247.116511][ T44] task:ip state:D stack:24976 pid:545 tgid:545 ppid:540 task_flags:0x400100 flags:0x00080000
[ 247.116874][ T44] Call Trace:
[ 247.117023][ T44]
[ 247.117140][ T44] __schedule+0xae2/0x1720
[ 247.117328][ T44] ? io_schedule_timeout+0x130/0x130
[ 247.117510][ T44] ? __lock_release.isra.0+0x59/0x170
[ 247.117709][ T44] ? __lock_release.isra.0+0x59/0x170
[ 247.117885][ T44] schedule+0xd4/0x260
[ 247.118027][ T44] schedule_preempt_disabled+0x18/0x30
[ 247.118201][ T44] __mutex_lock+0xd76/0x1f20
[ 247.118376][ T44] ? napi_enable+0x3b/0x80
[ 247.118551][ T44] ? ww_mutex_lock+0x160/0x160
[ 247.118734][ T44] ? __lock_release.isra.0+0x59/0x170
[ 247.118905][ T44] ? __asan_memset+0x27/0x50
[ 247.119075][ T44] ? sg_init_table+0x19/0x60
[ 247.119245][ T44] ? try_fill_recv+0x3ec/0x1750
[ 247.119417][ T44] ? napi_enable+0x3b/0x80
[ 247.119585][ T44] napi_enable+0x3b/0x80
[ 247.119740][ T44] __virtnet_rx_resume+0x156/0x290
[ 247.119905][ T44] ? queue_delayed_work_on+0x91/0x100
[ 247.120074][ T44] virtnet_rx_resume_all+0xe7/0x1a0
[ 247.120241][ T44] virtnet_xdp_set+0xef7/0x1aa0
[ 247.120410][ T44] ? virtnet_xdp_set+0x1aa0/0x1aa0
[ 247.120577][ T44] dev_xdp_install+0x3e4/0x890
[ 247.120763][ T44] ? netif_set_xps_queue+0x40/0x40
[ 247.120934][ T44] dev_xdp_attach+0x50d/0x1310
[ 247.121171][ T44] ? bpf_xdp_link_update+0x6e0/0x6e0
[ 247.121340][ T44] ? __bpf_prog_get+0x320/0x320
[ 247.121511][ T44] dev_change_xdp_fd+0x176/0x210
[ 247.121699][ T44] do_setlink.isra.0+0x1c2d/0x2880
[ 247.121871][ T44] ? rtnl_newlink_create+0x900/0x900
[ 247.122035][ T44] ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[ 247.122229][ T44] ? rcu_read_lock_any_held+0x3c/0x90
[ 247.122393][ T44] ? validate_chain+0x37b/0xb70
[ 247.122558][ T44] ? rcu_read_lock_any_held+0x66/0x90
[ 247.122737][ T44] ? stack_depot_save_flags+0x3f1/0x6f0
[ 247.122904][ T44] ? __lock_acquire+0x577/0xc10
[ 247.123070][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 247.123237][ T44] ? rtnl_newlink+0x6fc/0xe90
[ 247.123398][ T44] ? lock_acquire+0x10a/0x150
[ 247.123560][ T44] ? rcu_is_watching+0x15/0xd0
[ 247.123745][ T44] ? rcu_is_watching+0x15/0xd0
[ 247.123911][ T44] ? trace_contention_end+0xd6/0x110
[ 247.124077][ T44] ? __mutex_lock+0x285/0x1f20
[ 247.124243][ T44] ? rtnl_newlink+0x6fc/0xe90
[ 247.124407][ T44] ? ww_mutex_lock+0x160/0x160
[ 247.124573][ T44] ? nla_get_range_signed+0x3d0/0x3d0
[ 247.124759][ T44] ? __rtnl_newlink+0x3fa/0xa40
[ 247.124928][ T44] rtnl_newlink+0x75c/0xe90
[ 247.125095][ T44] ? __lock_release.isra.0+0x59/0x170
[ 247.125262][ T44] ? rtnl_setlink+0x880/0x880
[ 247.125429][ T44] ? __lock_acquire+0x577/0xc10
[ 247.125597][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 247.125783][ T44] ? find_held_lock+0x2b/0x80
[ 247.125949][ T44] ? rtnl_setlink+0x880/0x880
[ 247.126115][ T44] ? __lock_release.isra.0+0x59/0x170
[ 247.126282][ T44] ? rtnl_setlink+0x880/0x880
[ 247.126447][ T44] rtnetlink_rcv_msg+0x6fe/0xb90
[ 247.126613][ T44] ? rtnl_fdb_dump+0x620/0x620
[ 247.126796][ T44] ? __lock_acquire+0x577/0xc10
[ 247.126963][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 247.127129][ T44] ? find_held_lock+0x2b/0x80
[ 247.127301][ T44] netlink_rcv_skb+0x123/0x380
[ 247.127468][ T44] ? rtnl_fdb_dump+0x620/0x620
[ 247.127635][ T44] ? netlink_ack+0xcc0/0xcc0
[ 247.127823][ T44] ? netlink_deliver_tap+0xc5/0x330
[ 247.127988][ T44] ? netlink_deliver_tap+0x13f/0x330
[ 247.128154][ T44] netlink_unicast+0x4a3/0x770
[ 247.128323][ T44] ? netlink_attachskb+0x810/0x810
[ 247.128489][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 247.128655][ T44] ? __lock_acquire+0x577/0xc10
[ 247.128844][ T44] netlink_sendmsg+0x735/0xc60
[ 247.129014][ T44] ? netlink_unicast+0x770/0x770
[ 247.129183][ T44] ____sys_sendmsg+0x419/0x850
[ 247.129349][ T44] ? copy_msghdr_from_user+0x270/0x430
[ 247.129516][ T44] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 247.129725][ T44] ? move_addr_to_kernel+0x40/0x40
[ 247.129894][ T44] ? stack_depot_save_flags+0x3f1/0x6f0
[ 247.130059][ T44] ? rcu_read_lock_any_held+0x3c/0x90
[ 247.130230][ T44] ___sys_sendmsg+0xfd/0x180
[ 247.130397][ T44] ? __call_rcu_common.constprop.0+0xa6/0xa00
[ 247.130595][ T44] ? copy_msghdr_from_user+0x430/0x430
[ 247.130793][ T44] __sys_sendmsg+0x124/0x1c0
[ 247.130960][ T44] ? __sys_sendmsg_sock+0x20/0x20
[ 247.131122][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 247.131288][ T44] ? __call_rcu_common.constprop.0+0x3bd/0xa00
[ 247.131484][ T44] ? do_raw_spin_unlock+0x59/0x250
[ 247.131650][ T44] ? rcu_is_watching+0x15/0xd0
[ 247.131831][ T44] do_syscall_64+0xbd/0xfc0
[ 247.131999][ T44] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 247.132190][ T44] RIP: 0033:0x7f857214bc5e
[ 247.132367][ T44] RSP: 002b:00007ffe45316cb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 247.132593][ T44] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f857214bc5e
[ 247.132868][ T44] RDX: 0000000000000000 RSI: 00007ffe45316d70 RDI: 0000000000000003
[ 247.133092][ T44] RBP: 00007ffe45316cc0 R08: 0000000000000000 R09: 0000000000000000
[ 247.133311][ T44] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe45317430
[ 247.133536][ T44] R13: 00000000694d60bb R14: 0000000000000000 R15: 0000000000499600
[ 247.133787][ T44]
[ 247.133928][ T44] INFO: task ip:545 is blocked on a mutex likely owned by task kworker/3:1:60.
[ 247.134172][ T44] task:kworker/3:1 state:D stack:28736 pid:60 tgid:60 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 247.134477][ T44] Workqueue: events refill_work
[ 247.134643][ T44] Call Trace:
[ 247.134794][ T44]
[ 247.134905][ T44] __schedule+0xae2/0x1720
[ 247.135073][ T44] ? usleep_range_state+0xba/0x1b0
[ 247.135239][ T44] ? io_schedule_timeout+0x130/0x130
[ 247.135403][ T44] ? __lock_release.isra.0+0x59/0x170
[ 247.135573][ T44] ? usleep_range_state+0xba/0x1b0
[ 247.135755][ T44] schedule+0xd4/0x260
[ 247.135892][ T44] schedule_hrtimeout_range_clock+0x1da/0x2f0
[ 247.136087][ T44] ? schedule_timeout_idle+0xe0/0xe0
[ 247.136254][ T44] ? __hrtimer_cb_get_time+0x50/0x50
[ 247.136423][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 247.136593][ T44] ? ktime_get+0x15e/0x220
[ 247.136777][ T44] ? kvm_clock_get_cycles+0x18/0x30
[ 247.136941][ T44] ? ktime_get+0xa9/0x220
[ 247.137077][ T44] usleep_range_state+0x133/0x1b0
[ 247.137241][ T44] ? schedule_hrtimeout+0x20/0x20
[ 247.137404][ T44] ? perf_trace_sched_switch+0x6d0/0x6d0
[ 247.137566][ T44] ? refill_work+0x149/0x210
[ 247.137751][ T44] napi_disable_locked+0x379/0x5f0
[ 247.137917][ T44] ? _mutex_trylock_nest_lock+0x340/0x340
[ 247.138081][ T44] ? register_netdevice_notifier_net+0x40/0x40
[ 247.138273][ T44] napi_disable+0x43/0x80
[ 247.138407][ T44] refill_work+0x116/0x210
[ 247.138589][ T44] process_one_work+0xd57/0x1390
[ 247.138778][ T44] ? pwq_dec_nr_in_flight+0x700/0x700
[ 247.138943][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 247.139112][ T44] ? assign_work+0x152/0x380
[ 247.139277][ T44] worker_thread+0x4d6/0xd40
[ 247.139445][ T44] ? process_one_work+0x1390/0x1390
[ 247.139611][ T44] kthread+0x355/0x5b0
[ 247.139765][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 247.139928][ T44] ? __lock_release.isra.0+0x59/0x170
[ 247.140091][ T44] ? rcu_is_watching+0x15/0xd0
[ 247.140258][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 247.140421][ T44] ret_from_fork+0x3fb/0x510
[ 247.140586][ T44] ? arch_exit_to_user_mode_prepare.isra.0+0x140/0x140
[ 247.140798][ T44] ? __switch_to+0x53c/0xd00
[ 247.140963][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 247.141128][ T44] ret_from_fork_asm+0x11/0x20
[ 247.141298][ T44]
[ 247.141433][ T44]
[ 247.141433][ T44] Showing all locks held in the system:
[ 247.141652][ T44] 3 locks held by kworker/u16:0/12:
[ 247.141832][ T44] #0: ff11000009167148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 247.142106][ T44] #1: ffa00000000c7cc0 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 247.142430][ T44] #2: ffffffff98c85768 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_verify_work+0x12/0x30
[ 247.142702][ T44] 1 lock held by khungtaskd/44:
[ 247.142859][ T44] #0: ffffffff98571040 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire.constprop.0+0x7/0x30
[ 247.143132][ T44] 3 locks held by kworker/3:1/60:
[ 247.143293][ T44] 2 locks held by ip/545:
[ 247.143422][ T44] #0: ffffffff98c85768 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x6fc/0xe90
[ 247.143667][ T44] #1: ff11000008acac98 (&dev->lock){+.+.}-{4:4}, at: napi_enable+0x3b/0x80
[ 247.143932][ T44]
[ 247.144037][ T44] =============================================
[ 247.144037][ T44]
[ 369.995686][ T44] INFO: task kworker/u16:0:12 blocked for more than 122 seconds.
[ 369.996060][ T44] Not tainted 6.19.0-rc1-virtme #1
[ 369.996263][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 369.996586][ T44] task:kworker/u16:0 state:D stack:27952 pid:12 tgid:12 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 369.996967][ T44] Workqueue: ipv6_addrconf addrconf_verify_work
[ 369.997175][ T44] Call Trace:
[ 369.997316][ T44]
[ 369.997428][ T44] __schedule+0xae2/0x1720
[ 369.997610][ T44] ? io_schedule_timeout+0x130/0x130
[ 369.997810][ T44] ? __lock_release.isra.0+0x59/0x170
[ 369.997975][ T44] ? __lock_release.isra.0+0x59/0x170
[ 369.998145][ T44] schedule+0xd4/0x260
[ 369.998284][ T44] schedule_preempt_disabled+0x18/0x30
[ 369.998451][ T44] __mutex_lock+0xd76/0x1f20
[ 369.998622][ T44] ? addrconf_verify_work+0x12/0x30
[ 369.998811][ T44] ? ww_mutex_lock+0x160/0x160
[ 369.998980][ T44] ? process_one_work+0xd16/0x1390
[ 369.999145][ T44] ? rcu_is_watching+0x15/0xd0
[ 369.999308][ T44] ? rcu_is_watching+0x15/0xd0
[ 369.999474][ T44] ? addrconf_verify_work+0x12/0x30
[ 369.999639][ T44] addrconf_verify_work+0x12/0x30
[ 369.999821][ T44] process_one_work+0xd57/0x1390
[ 369.999988][ T44] ? pwq_dec_nr_in_flight+0x700/0x700
[ 370.000153][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 370.000317][ T44] ? assign_work+0x152/0x380
[ 370.000483][ T44] worker_thread+0x4d6/0xd40
[ 370.000652][ T44] ? process_one_work+0x1390/0x1390
[ 370.000838][ T44] kthread+0x355/0x5b0
[ 370.000973][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 370.001135][ T44] ? __lock_release.isra.0+0x59/0x170
[ 370.001301][ T44] ? rcu_is_watching+0x15/0xd0
[ 370.001465][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 370.001628][ T44] ret_from_fork+0x3fb/0x510
[ 370.001809][ T44] ? arch_exit_to_user_mode_prepare.isra.0+0x140/0x140
[ 370.002002][ T44] ? __switch_to+0x53c/0xd00
[ 370.002164][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 370.002328][ T44] ret_from_fork_asm+0x11/0x20
[ 370.002501][ T44]
[ 370.002641][ T44] INFO: task kworker/u16:0:12 is blocked on a mutex likely owned by task ip:545.
[ 370.002973][ T44] INFO: task ip:545 blocked for more than 245 seconds.
[ 370.003199][ T44] Not tainted 6.19.0-rc1-virtme #1
[ 370.003376][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 370.003644][ T44] task:ip state:D stack:24976 pid:545 tgid:545 ppid:540 task_flags:0x400100 flags:0x00080000
[ 370.004004][ T44] Call Trace:
[ 370.004153][ T44]
[ 370.004268][ T44] __schedule+0xae2/0x1720
[ 370.004448][ T44] ? io_schedule_timeout+0x130/0x130
[ 370.004636][ T44] ? __lock_release.isra.0+0x59/0x170
[ 370.004824][ T44] ? __lock_release.isra.0+0x59/0x170
[ 370.005008][ T44] schedule+0xd4/0x260
[ 370.005159][ T44] schedule_preempt_disabled+0x18/0x30
[ 370.005334][ T44] __mutex_lock+0xd76/0x1f20
[ 370.005513][ T44] ? napi_enable+0x3b/0x80
[ 370.005714][ T44] ? ww_mutex_lock+0x160/0x160
[ 370.005896][ T44] ? __lock_release.isra.0+0x59/0x170
[ 370.006071][ T44] ? __asan_memset+0x27/0x50
[ 370.006249][ T44] ? sg_init_table+0x19/0x60
[ 370.006433][ T44] ? try_fill_recv+0x3ec/0x1750
[ 370.006618][ T44] ? napi_enable+0x3b/0x80
[ 370.006813][ T44] napi_enable+0x3b/0x80
[ 370.006961][ T44] __virtnet_rx_resume+0x156/0x290
[ 370.007133][ T44] ? queue_delayed_work_on+0x91/0x100
[ 370.007312][ T44] virtnet_rx_resume_all+0xe7/0x1a0
[ 370.007485][ T44] virtnet_xdp_set+0xef7/0x1aa0
[ 370.007666][ T44] ? virtnet_xdp_set+0x1aa0/0x1aa0
[ 370.007847][ T44] dev_xdp_install+0x3e4/0x890
[ 370.008011][ T44] ? netif_set_xps_queue+0x40/0x40
[ 370.008177][ T44] dev_xdp_attach+0x50d/0x1310
[ 370.008343][ T44] ? bpf_xdp_link_update+0x6e0/0x6e0
[ 370.008506][ T44] ? __bpf_prog_get+0x320/0x320
[ 370.008687][ T44] dev_change_xdp_fd+0x176/0x210
[ 370.008856][ T44] do_setlink.isra.0+0x1c2d/0x2880
[ 370.009025][ T44] ? rtnl_newlink_create+0x900/0x900
[ 370.009187][ T44] ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[ 370.009378][ T44] ? rcu_read_lock_any_held+0x3c/0x90
[ 370.009539][ T44] ? validate_chain+0x37b/0xb70
[ 370.009717][ T44] ? rcu_read_lock_any_held+0x66/0x90
[ 370.009887][ T44] ? stack_depot_save_flags+0x3f1/0x6f0
[ 370.010053][ T44] ? __lock_acquire+0x577/0xc10
[ 370.010217][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 370.010380][ T44] ? rtnl_newlink+0x6fc/0xe90
[ 370.010542][ T44] ? lock_acquire+0x10a/0x150
[ 370.010717][ T44] ? rcu_is_watching+0x15/0xd0
[ 370.010887][ T44] ? rcu_is_watching+0x15/0xd0
[ 370.011050][ T44] ? trace_contention_end+0xd6/0x110
[ 370.011213][ T44] ? __mutex_lock+0x285/0x1f20
[ 370.011378][ T44] ? rtnl_newlink+0x6fc/0xe90
[ 370.011542][ T44] ? ww_mutex_lock+0x160/0x160
[ 370.011720][ T44] ? nla_get_range_signed+0x3d0/0x3d0
[ 370.011892][ T44] ? __rtnl_newlink+0x3fa/0xa40
[ 370.012057][ T44] rtnl_newlink+0x75c/0xe90
[ 370.012222][ T44] ? __lock_release.isra.0+0x59/0x170
[ 370.012386][ T44] ? rtnl_setlink+0x880/0x880
[ 370.012554][ T44] ? __lock_acquire+0x577/0xc10
[ 370.012737][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 370.012902][ T44] ? find_held_lock+0x2b/0x80
[ 370.013067][ T44] ? rtnl_setlink+0x880/0x880
[ 370.013230][ T44] ? __lock_release.isra.0+0x59/0x170
[ 370.013396][ T44] ? rtnl_setlink+0x880/0x880
[ 370.013560][ T44] rtnetlink_rcv_msg+0x6fe/0xb90
[ 370.013743][ T44] ? rtnl_fdb_dump+0x620/0x620
[ 370.013910][ T44] ? __lock_acquire+0x577/0xc10
[ 370.014074][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 370.014236][ T44] ? find_held_lock+0x2b/0x80
[ 370.014400][ T44] netlink_rcv_skb+0x123/0x380
[ 370.014565][ T44] ? rtnl_fdb_dump+0x620/0x620
[ 370.014748][ T44] ? netlink_ack+0xcc0/0xcc0
[ 370.014916][ T44] ? netlink_deliver_tap+0xc5/0x330
[ 370.015078][ T44] ? netlink_deliver_tap+0x13f/0x330
[ 370.015245][ T44] netlink_unicast+0x4a3/0x770
[ 370.015408][ T44] ? netlink_attachskb+0x810/0x810
[ 370.015570][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 370.015754][ T44] ? __lock_acquire+0x577/0xc10
[ 370.015920][ T44] netlink_sendmsg+0x735/0xc60
[ 370.016085][ T44] ? netlink_unicast+0x770/0x770
[ 370.016251][ T44] ____sys_sendmsg+0x419/0x850
[ 370.016418][ T44] ? copy_msghdr_from_user+0x270/0x430
[ 370.016581][ T44] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 370.016792][ T44] ? move_addr_to_kernel+0x40/0x40
[ 370.016957][ T44] ? stack_depot_save_flags+0x3f1/0x6f0
[ 370.017120][ T44] ? rcu_read_lock_any_held+0x3c/0x90
[ 370.017284][ T44] ___sys_sendmsg+0xfd/0x180
[ 370.017448][ T44] ? __call_rcu_common.constprop.0+0xa6/0xa00
[ 370.017644][ T44] ? copy_msghdr_from_user+0x430/0x430
[ 370.017841][ T44] __sys_sendmsg+0x124/0x1c0
[ 370.018006][ T44] ? __sys_sendmsg_sock+0x20/0x20
[ 370.018170][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 370.018331][ T44] ? __call_rcu_common.constprop.0+0x3bd/0xa00
[ 370.018527][ T44] ? do_raw_spin_unlock+0x59/0x250
[ 370.018708][ T44] ? rcu_is_watching+0x15/0xd0
[ 370.018878][ T44] do_syscall_64+0xbd/0xfc0
[ 370.019044][ T44] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 370.019236][ T44] RIP: 0033:0x7f857214bc5e
[ 370.019405][ T44] RSP: 002b:00007ffe45316cb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 370.019626][ T44] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f857214bc5e
[ 370.019868][ T44] RDX: 0000000000000000 RSI: 00007ffe45316d70 RDI: 0000000000000003
[ 370.020087][ T44] RBP: 00007ffe45316cc0 R08: 0000000000000000 R09: 0000000000000000
[ 370.020306][ T44] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe45317430
[ 370.020524][ T44] R13: 00000000694d60bb R14: 0000000000000000 R15: 0000000000499600
[ 370.020766][ T44]
[ 370.020906][ T44] INFO: task ip:545 is blocked on a mutex likely owned by task kworker/3:1:60.
[ 370.021142][ T44] task:kworker/3:1 state:D stack:28736 pid:60 tgid:60 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 370.021436][ T44] Workqueue: events refill_work
[ 370.021597][ T44] Call Trace:
[ 370.021751][ T44]
[ 370.021858][ T44] __schedule+0xae2/0x1720
[ 370.022027][ T44] ? usleep_range_state+0xba/0x1b0
[ 370.022191][ T44] ? io_schedule_timeout+0x130/0x130
[ 370.022355][ T44] ? __lock_release.isra.0+0x59/0x170
[ 370.022522][ T44] ? usleep_range_state+0xba/0x1b0
[ 370.022699][ T44] schedule+0xd4/0x260
[ 370.022838][ T44] schedule_hrtimeout_range_clock+0x1da/0x2f0
[ 370.023030][ T44] ? schedule_timeout_idle+0xe0/0xe0
[ 370.023199][ T44] ? __hrtimer_cb_get_time+0x50/0x50
[ 370.023365][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 370.023526][ T44] ? ktime_get+0x15e/0x220
[ 370.023702][ T44] ? kvm_clock_get_cycles+0x18/0x30
[ 370.023868][ T44] ? ktime_get+0xa9/0x220
[ 370.024005][ T44] usleep_range_state+0x133/0x1b0
[ 370.024171][ T44] ? schedule_hrtimeout+0x20/0x20
[ 370.024340][ T44] ? perf_trace_sched_switch+0x6d0/0x6d0
[ 370.024503][ T44] ? refill_work+0x149/0x210
[ 370.024668][ T44] napi_disable_locked+0x379/0x5f0
[ 370.024851][ T44] ? _mutex_trylock_nest_lock+0x340/0x340
[ 370.025015][ T44] ? register_netdevice_notifier_net+0x40/0x40
[ 370.025208][ T44] napi_disable+0x43/0x80
[ 370.025343][ T44] refill_work+0x116/0x210
[ 370.025513][ T44] process_one_work+0xd57/0x1390
[ 370.025694][ T44] ? pwq_dec_nr_in_flight+0x700/0x700
[ 370.025858][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 370.026024][ T44] ? assign_work+0x152/0x380
[ 370.026190][ T44] worker_thread+0x4d6/0xd40
[ 370.026358][ T44] ? process_one_work+0x1390/0x1390
[ 370.026521][ T44] kthread+0x355/0x5b0
[ 370.026662][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 370.026843][ T44] ? __lock_release.isra.0+0x59/0x170
[ 370.027010][ T44] ? rcu_is_watching+0x15/0xd0
[ 370.027174][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 370.027339][ T44] ret_from_fork+0x3fb/0x510
[ 370.027505][ T44] ? arch_exit_to_user_mode_prepare.isra.0+0x140/0x140
[ 370.027713][ T44] ? __switch_to+0x53c/0xd00
[ 370.027884][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 370.028053][ T44] ret_from_fork_asm+0x11/0x20
[ 370.028223][ T44]
[ 370.028357][ T44]
[ 370.028357][ T44] Showing all locks held in the system:
[ 370.028569][ T44] 3 locks held by kworker/u16:0/12:
[ 370.028747][ T44] #0: ff11000009167148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 370.029020][ T44] #1: ffa00000000c7cc0 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 370.029345][ T44] #2: ffffffff98c85768 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_verify_work+0x12/0x30
[ 370.029590][ T44] 1 lock held by khungtaskd/44:
[ 370.029767][ T44] #0: ffffffff98571040 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire.constprop.0+0x7/0x30
[ 370.030046][ T44] 3 locks held by kworker/3:1/60:
[ 370.030205][ T44] #0: ff11000001139b48 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 370.030479][ T44] #1: ffa000000040fcc0 ((work_completion)(&(&vi->refill)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 370.030799][ T44] #2: ff11000008acac98 (&dev->lock){+.+.}-{4:4}, at: napi_disable+0x3b/0x80
[ 370.031044][ T44] 2 locks held by ip/545:
[ 370.031178][ T44] #0: ffffffff98c85768 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x6fc/0xe90
[ 370.031423][ T44] #1: ff11000008acac98 (&dev->lock){+.+.}-{4:4}, at: napi_enable+0x3b/0x80
[ 370.031670][ T44]
[ 370.031791][ T44] =============================================
[ 370.031791][ T44]