[ 247.098388][ T44] INFO: task ip:575 blocked for more than 122 seconds.
[ 247.098713][ T44] Not tainted 6.18.0-virtme #1
[ 247.098871][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 247.099114][ T44] task:ip state:D stack:24976 pid:575 tgid:575 ppid:570 task_flags:0x400100 flags:0x00080000
[ 247.099462][ T44] Call Trace:
[ 247.099571][ T44]
[ 247.099646][ T44] __schedule+0xae2/0x1720
[ 247.099792][ T44] ? io_schedule_timeout+0x130/0x130
[ 247.099930][ T44] ? __lock_release.isra.0+0x59/0x170
[ 247.100058][ T44] ? __lock_release.isra.0+0x59/0x170
[ 247.100180][ T44] schedule+0xd4/0x260
[ 247.100281][ T44] schedule_preempt_disabled+0x18/0x30
[ 247.100406][ T44] __mutex_lock+0xd76/0x1f20
[ 247.100529][ T44] ? napi_enable+0x3b/0x80
[ 247.100652][ T44] ? ww_mutex_lock+0x160/0x160
[ 247.100773][ T44] ? __asan_memset+0x27/0x50
[ 247.100894][ T44] ? sg_init_table+0x19/0x60
[ 247.101018][ T44] ? try_fill_recv+0x3ec/0x1750
[ 247.101144][ T44] ? napi_enable+0x3b/0x80
[ 247.101263][ T44] napi_enable+0x3b/0x80
[ 247.101353][ T44] __virtnet_rx_resume+0x156/0x290
[ 247.101477][ T44] ? queue_delayed_work_on+0x91/0x100
[ 247.101594][ T44] virtnet_rx_resume_all+0xe7/0x1a0
[ 247.101713][ T44] virtnet_xdp_set+0xef7/0x1aa0
[ 247.101833][ T44] ? virtnet_xdp_set+0x1aa0/0x1aa0
[ 247.101947][ T44] dev_xdp_install+0x3e4/0x890
[ 247.102063][ T44] ? alloc_netdev_dummy+0x30/0x30
[ 247.102180][ T44] dev_xdp_attach+0x50d/0x1310
[ 247.102299][ T44] ? bpf_xdp_link_update+0x6e0/0x6e0
[ 247.102489][ T44] ? __bpf_prog_get+0x320/0x320
[ 247.102608][ T44] dev_change_xdp_fd+0x176/0x210
[ 247.102724][ T44] do_setlink.isra.0+0x1c2d/0x2880
[ 247.102840][ T44] ? rtnl_newlink_create+0x900/0x900
[ 247.102954][ T44] ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[ 247.103096][ T44] ? rcu_read_lock_any_held+0x3c/0x90
[ 247.103213][ T44] ? validate_chain+0x30f/0x8e0
[ 247.103330][ T44] ? rcu_read_lock_any_held+0x66/0x90
[ 247.103459][ T44] ? stack_depot_save_flags+0x3e1/0x6e0
[ 247.103574][ T44] ? __lock_acquire+0x577/0xc10
[ 247.103692][ T44] ? perf_trace_sched_switch+0x6d0/0x6d0
[ 247.103806][ T44] ? rtnl_newlink+0x5f9/0xb40
[ 247.103919][ T44] ? lock_acquire+0x10a/0x150
[ 247.104031][ T44] ? rcu_is_watching+0x15/0xd0
[ 247.104142][ T44] ? rcu_is_watching+0x15/0xd0
[ 247.104260][ T44] ? trace_contention_end+0xd6/0x110
[ 247.104381][ T44] ? __mutex_lock+0x285/0x1f20
[ 247.104496][ T44] ? rtnl_newlink+0x5f9/0xb40
[ 247.104610][ T44] ? ww_mutex_lock+0x160/0x160
[ 247.104728][ T44] ? nla_validate_int_range+0x5b0/0x5b0
[ 247.104844][ T44] ? __rtnl_newlink+0x3fa/0xa40
[ 247.104961][ T44] rtnl_newlink+0x649/0xb40
[ 247.105076][ T44] ? __lock_release.isra.0+0x59/0x170
[ 247.105189][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 247.105309][ T44] ? __lock_acquire+0x577/0xc10
[ 247.105428][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 247.105545][ T44] ? find_held_lock+0x2b/0x80
[ 247.105659][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 247.105774][ T44] ? __lock_release.isra.0+0x59/0x170
[ 247.105889][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 247.106002][ T44] rtnetlink_rcv_msg+0x6fe/0xb90
[ 247.106117][ T44] ? rtnl_port_fill+0x940/0x940
[ 247.106229][ T44] ? __lock_acquire+0x577/0xc10
[ 247.106346][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 247.106466][ T44] ? find_held_lock+0x2b/0x80
[ 247.106581][ T44] netlink_rcv_skb+0x123/0x380
[ 247.106697][ T44] ? rtnl_port_fill+0x940/0x940
[ 247.106813][ T44] ? netlink_ack+0xcc0/0xcc0
[ 247.106930][ T44] ? netlink_deliver_tap+0xc5/0x330
[ 247.107044][ T44] ? netlink_deliver_tap+0x13f/0x330
[ 247.107162][ T44] netlink_unicast+0x4a3/0x770
[ 247.107281][ T44] ? netlink_attachskb+0x810/0x810
[ 247.107403][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 247.107519][ T44] ? __lock_acquire+0x577/0xc10
[ 247.107637][ T44] netlink_sendmsg+0x735/0xc60
[ 247.107754][ T44] ? netlink_unicast+0x770/0x770
[ 247.107874][ T44] ____sys_sendmsg+0x419/0x850
[ 247.107990][ T44] ? copy_msghdr_from_user+0x270/0x430
[ 247.108105][ T44] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 247.108245][ T44] ? move_addr_to_kernel+0x40/0x40
[ 247.108368][ T44] ? stack_depot_save_flags+0x3e1/0x6e0
[ 247.108483][ T44] ? rcu_read_lock_any_held+0x3c/0x90
[ 247.108600][ T44] ___sys_sendmsg+0xfd/0x180
[ 247.108713][ T44] ? __call_rcu_common.constprop.0+0xa6/0xa00
[ 247.108860][ T44] ? copy_msghdr_from_user+0x430/0x430
[ 247.108989][ T44] __sys_sendmsg+0x124/0x1c0
[ 247.109105][ T44] ? __sys_sendmsg_sock+0x20/0x20
[ 247.109221][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 247.109337][ T44] ? __call_rcu_common.constprop.0+0x3bd/0xa00
[ 247.109485][ T44] ? do_raw_spin_unlock+0x59/0x250
[ 247.109601][ T44] ? rcu_is_watching+0x15/0xd0
[ 247.109716][ T44] do_syscall_64+0xbd/0xfc0
[ 247.109832][ T44] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 247.109973][ T44] RIP: 0033:0x7f2ca5e5ac5e
[ 247.110097][ T44] RSP: 002b:00007fff94d29fb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 247.110274][ T44] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2ca5e5ac5e
[ 247.110454][ T44] RDX: 0000000000000000 RSI: 00007fff94d2a070 RDI: 0000000000000003
[ 247.110636][ T44] RBP: 00007fff94d29fc0 R08: 0000000000000000 R09: 0000000000000000
[ 247.110809][ T44] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff94d2a730
[ 247.110980][ T44] R13: 00000000693c3d42 R14: 0000000000000000 R15: 0000000000499600
[ 247.111156][ T44]
[ 247.111245][ T44] INFO: task ip:575 is blocked on a mutex likely owned by task kworker/0:0:9.
[ 247.111449][ T44] task:kworker/0:0 state:D stack:28784 pid:9 tgid:9 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 247.111706][ T44] Workqueue: events refill_work
[ 247.111823][ T44] Call Trace:
[ 247.111910][ T44]
[ 247.111972][ T44] __schedule+0xae2/0x1720
[ 247.112090][ T44] ? usleep_range_state+0xba/0x1b0
[ 247.112258][ T44] ? io_schedule_timeout+0x130/0x130
[ 247.112376][ T44] ? __lock_release.isra.0+0x59/0x170
[ 247.112495][ T44] ? usleep_range_state+0xba/0x1b0
[ 247.112608][ T44] schedule+0xd4/0x260
[ 247.112693][ T44] schedule_hrtimeout_range_clock+0x1da/0x2f0
[ 247.112837][ T44] ? schedule_timeout_idle+0xe0/0xe0
[ 247.112952][ T44] ? __hrtimer_cb_get_time+0x50/0x50
[ 247.113070][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 247.113182][ T44] ? ktime_get+0x15e/0x220
[ 247.113300][ T44] ? kvm_clock_get_cycles+0x18/0x30
[ 247.113420][ T44] ? ktime_get+0xa9/0x220
[ 247.113507][ T44] usleep_range_state+0x133/0x1b0
[ 247.113620][ T44] ? schedule_hrtimeout+0x20/0x20
[ 247.113733][ T44] ? perf_trace_sched_switch+0x6d0/0x6d0
[ 247.113848][ T44] ? refill_work+0x149/0x210
[ 247.113963][ T44] napi_disable_locked+0x379/0x5f0
[ 247.114078][ T44] ? _mutex_trylock_nest_lock+0x340/0x340
[ 247.114192][ T44] ? netdev_bind_sb_channel_queue+0x470/0x470
[ 247.114339][ T44] napi_disable+0x43/0x80
[ 247.114428][ T44] refill_work+0x116/0x210
[ 247.114543][ T44] process_one_work+0xd57/0x1390
[ 247.114662][ T44] ? pwq_dec_nr_in_flight+0x700/0x700
[ 247.114774][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 247.114889][ T44] ? assign_work+0x152/0x380
[ 247.115003][ T44] worker_thread+0x4d6/0xd40
[ 247.115120][ T44] ? process_one_work+0x1390/0x1390
[ 247.115233][ T44] kthread+0x355/0x5b0
[ 247.115322][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 247.115444][ T44] ? __lock_release.isra.0+0x59/0x170
[ 247.115559][ T44] ? rcu_is_watching+0x15/0xd0
[ 247.115676][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 247.115793][ T44] ret_from_fork+0x3fb/0x510
[ 247.115910][ T44] ? arch_exit_to_user_mode_prepare.isra.0+0x140/0x140
[ 247.116050][ T44] ? __switch_to+0x602/0xd00
[ 247.116165][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 247.116281][ T44] ret_from_fork_asm+0x11/0x20
[ 247.116407][ T44]
[ 247.116502][ T44]
[ 247.116502][ T44] Showing all locks held in the system:
[ 247.116667][ T44] 3 locks held by kworker/0:0/9:
[ 247.116776][ T44] #0: ff11000001139b48 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 247.116995][ T44] #1: ffa0000000097cc0 ((work_completion)(&(&vi->refill)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 247.117239][ T44] #2: ff110000089dac98 (&dev->lock){+.+.}-{4:4}, at: napi_disable+0x3b/0x80
[ 247.117518][ T44] 3 locks held by kworker/u16:0/12:
[ 247.117625][ T44] #0: ff11000008fb6548 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 247.117841][ T44] #1: ffa00000000c7cc0 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 247.118112][ T44] #2: ffffffff97e78b68 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_verify_work+0x12/0x30
[ 247.118309][ T44] 1 lock held by khungtaskd/44:
[ 247.118420][ T44] #0: ffffffff97770ba0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire.constprop.0+0x7/0x30
[ 247.118644][ T44] 2 locks held by ip/575:
[ 247.118724][ T44] #0: ffffffff97e78b68 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x5f9/0xb40
[ 247.118918][ T44] #1: ff110000089dac98 (&dev->lock){+.+.}-{4:4}, at: napi_enable+0x3b/0x80
[ 247.119107][ T44]
[ 247.119163][ T44] =============================================
[ 247.119163][ T44]
[ 369.978370][ T44] INFO: task kworker/u16:0:12 blocked for more than 122 seconds.
[ 369.978634][ T44] Not tainted 6.18.0-virtme #1
[ 369.978774][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 369.979004][ T44] task:kworker/u16:0 state:D stack:27296 pid:12 tgid:12 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 369.979309][ T44] Workqueue: ipv6_addrconf addrconf_verify_work
[ 369.979486][ T44] Call Trace:
[ 369.979583][ T44]
[ 369.979651][ T44] __schedule+0xae2/0x1720
[ 369.979784][ T44] ? io_schedule_timeout+0x130/0x130
[ 369.979912][ T44] ? __lock_release.isra.0+0x59/0x170
[ 369.980039][ T44] ? __lock_release.isra.0+0x59/0x170
[ 369.980172][ T44] schedule+0xd4/0x260
[ 369.980267][ T44] schedule_preempt_disabled+0x18/0x30
[ 369.980391][ T44] __mutex_lock+0xd76/0x1f20
[ 369.980509][ T44] ? addrconf_verify_work+0x12/0x30
[ 369.980630][ T44] ? ww_mutex_lock+0x160/0x160
[ 369.980751][ T44] ? process_one_work+0xd16/0x1390
[ 369.980879][ T44] ? rcu_is_watching+0x15/0xd0
[ 369.980996][ T44] ? rcu_is_watching+0x15/0xd0
[ 369.981118][ T44] ? addrconf_verify_work+0x12/0x30
[ 369.981236][ T44] addrconf_verify_work+0x12/0x30
[ 369.981352][ T44] process_one_work+0xd57/0x1390
[ 369.981477][ T44] ? pwq_dec_nr_in_flight+0x700/0x700
[ 369.981592][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 369.981708][ T44] ? assign_work+0x152/0x380
[ 369.981825][ T44] worker_thread+0x4d6/0xd40
[ 369.981942][ T44] ? process_one_work+0x1390/0x1390
[ 369.982054][ T44] kthread+0x355/0x5b0
[ 369.982143][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 369.982261][ T44] ? __lock_release.isra.0+0x59/0x170
[ 369.982378][ T44] ? rcu_is_watching+0x15/0xd0
[ 369.982491][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 369.982604][ T44] ret_from_fork+0x3fb/0x510
[ 369.982717][ T44] ? arch_exit_to_user_mode_prepare.isra.0+0x140/0x140
[ 369.982858][ T44] ? __switch_to+0x602/0xd00
[ 369.982971][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 369.983088][ T44] ret_from_fork_asm+0x11/0x20
[ 369.983208][ T44]
[ 369.983300][ T44] INFO: task kworker/u16:0:12 is blocked on a mutex likely owned by task ip:575.
[ 369.983501][ T44] INFO: task ip:575 blocked for more than 245 seconds.
[ 369.983632][ T44] Not tainted 6.18.0-virtme #1
[ 369.983737][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 369.983926][ T44] task:ip state:D stack:24976 pid:575 tgid:575 ppid:570 task_flags:0x400100 flags:0x00080000
[ 369.984172][ T44] Call Trace:
[ 369.984257][ T44]
[ 369.984315][ T44] __schedule+0xae2/0x1720
[ 369.984439][ T44] ? io_schedule_timeout+0x130/0x130
[ 369.984555][ T44] ? __lock_release.isra.0+0x59/0x170
[ 369.984666][ T44] ? __lock_release.isra.0+0x59/0x170
[ 369.984783][ T44] schedule+0xd4/0x260
[ 369.984868][ T44] schedule_preempt_disabled+0x18/0x30
[ 369.984980][ T44] __mutex_lock+0xd76/0x1f20
[ 369.985095][ T44] ? napi_enable+0x3b/0x80
[ 369.985211][ T44] ? ww_mutex_lock+0x160/0x160
[ 369.985324][ T44] ? __asan_memset+0x27/0x50
[ 369.985443][ T44] ? sg_init_table+0x19/0x60
[ 369.985560][ T44] ? try_fill_recv+0x3ec/0x1750
[ 369.985679][ T44] ? napi_enable+0x3b/0x80
[ 369.985791][ T44] napi_enable+0x3b/0x80
[ 369.985877][ T44] __virtnet_rx_resume+0x156/0x290
[ 369.985990][ T44] ? queue_delayed_work_on+0x91/0x100
[ 369.986108][ T44] virtnet_rx_resume_all+0xe7/0x1a0
[ 369.986222][ T44] virtnet_xdp_set+0xef7/0x1aa0
[ 369.986339][ T44] ? virtnet_xdp_set+0x1aa0/0x1aa0
[ 369.986468][ T44] dev_xdp_install+0x3e4/0x890
[ 369.986582][ T44] ? alloc_netdev_dummy+0x30/0x30
[ 369.986699][ T44] dev_xdp_attach+0x50d/0x1310
[ 369.986814][ T44] ? bpf_xdp_link_update+0x6e0/0x6e0
[ 369.986928][ T44] ? __bpf_prog_get+0x320/0x320
[ 369.987044][ T44] dev_change_xdp_fd+0x176/0x210
[ 369.987161][ T44] do_setlink.isra.0+0x1c2d/0x2880
[ 369.987277][ T44] ? rtnl_newlink_create+0x900/0x900
[ 369.987402][ T44] ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[ 369.987542][ T44] ? rcu_read_lock_any_held+0x3c/0x90
[ 369.987659][ T44] ? validate_chain+0x30f/0x8e0
[ 369.987772][ T44] ? rcu_read_lock_any_held+0x66/0x90
[ 369.987884][ T44] ? stack_depot_save_flags+0x3e1/0x6e0
[ 369.987998][ T44] ? __lock_acquire+0x577/0xc10
[ 369.988118][ T44] ? perf_trace_sched_switch+0x6d0/0x6d0
[ 369.988231][ T44] ? rtnl_newlink+0x5f9/0xb40
[ 369.988343][ T44] ? lock_acquire+0x10a/0x150
[ 369.988458][ T44] ? rcu_is_watching+0x15/0xd0
[ 369.988571][ T44] ? rcu_is_watching+0x15/0xd0
[ 369.988684][ T44] ? trace_contention_end+0xd6/0x110
[ 369.988798][ T44] ? __mutex_lock+0x285/0x1f20
[ 369.988911][ T44] ? rtnl_newlink+0x5f9/0xb40
[ 369.989027][ T44] ? ww_mutex_lock+0x160/0x160
[ 369.989145][ T44] ? nla_validate_int_range+0x5b0/0x5b0
[ 369.989259][ T44] ? __rtnl_newlink+0x3fa/0xa40
[ 369.989378][ T44] rtnl_newlink+0x649/0xb40
[ 369.989493][ T44] ? __lock_release.isra.0+0x59/0x170
[ 369.989605][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 369.989718][ T44] ? __lock_acquire+0x577/0xc10
[ 369.989834][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 369.989945][ T44] ? find_held_lock+0x2b/0x80
[ 369.990060][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 369.990175][ T44] ? __lock_release.isra.0+0x59/0x170
[ 369.990287][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 369.990406][ T44] rtnetlink_rcv_msg+0x6fe/0xb90
[ 369.990521][ T44] ? rtnl_port_fill+0x940/0x940
[ 369.990637][ T44] ? __lock_acquire+0x577/0xc10
[ 369.990754][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 369.990865][ T44] ? find_held_lock+0x2b/0x80
[ 369.990981][ T44] netlink_rcv_skb+0x123/0x380
[ 369.991099][ T44] ? rtnl_port_fill+0x940/0x940
[ 369.991214][ T44] ? netlink_ack+0xcc0/0xcc0
[ 369.991332][ T44] ? netlink_deliver_tap+0xc5/0x330
[ 369.991453][ T44] ? netlink_deliver_tap+0x13f/0x330
[ 369.991571][ T44] netlink_unicast+0x4a3/0x770
[ 369.991686][ T44] ? netlink_attachskb+0x810/0x810
[ 369.991800][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 369.991913][ T44] ? __lock_acquire+0x577/0xc10
[ 369.992028][ T44] netlink_sendmsg+0x735/0xc60
[ 369.992148][ T44] ? netlink_unicast+0x770/0x770
[ 369.992264][ T44] ____sys_sendmsg+0x419/0x850
[ 369.992383][ T44] ? copy_msghdr_from_user+0x270/0x430
[ 369.992499][ T44] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 369.992638][ T44] ? move_addr_to_kernel+0x40/0x40
[ 369.992752][ T44] ? stack_depot_save_flags+0x3e1/0x6e0
[ 369.992864][ T44] ? rcu_read_lock_any_held+0x3c/0x90
[ 369.992981][ T44] ___sys_sendmsg+0xfd/0x180
[ 369.993096][ T44] ? __call_rcu_common.constprop.0+0xa6/0xa00
[ 369.993237][ T44] ? copy_msghdr_from_user+0x430/0x430
[ 369.993371][ T44] __sys_sendmsg+0x124/0x1c0
[ 369.993485][ T44] ? __sys_sendmsg_sock+0x20/0x20
[ 369.993597][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 369.993708][ T44] ? __call_rcu_common.constprop.0+0x3bd/0xa00
[ 369.993852][ T44] ? do_raw_spin_unlock+0x59/0x250
[ 369.993965][ T44] ? rcu_is_watching+0x15/0xd0
[ 369.994083][ T44] do_syscall_64+0xbd/0xfc0
[ 369.994197][ T44] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 369.994337][ T44] RIP: 0033:0x7f2ca5e5ac5e
[ 369.994460][ T44] RSP: 002b:00007fff94d29fb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 369.994630][ T44] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f2ca5e5ac5e
[ 369.994803][ T44] RDX: 0000000000000000 RSI: 00007fff94d2a070 RDI: 0000000000000003
[ 369.994974][ T44] RBP: 00007fff94d29fc0 R08: 0000000000000000 R09: 0000000000000000
[ 369.995148][ T44] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff94d2a730
[ 369.995316][ T44] R13: 00000000693c3d42 R14: 0000000000000000 R15: 0000000000499600
[ 369.995500][ T44]
[ 369.995587][ T44] INFO: task ip:575 is blocked on a mutex likely owned by task kworker/0:0:9.
[ 369.995774][ T44] task:kworker/0:0 state:D stack:28784 pid:9 tgid:9 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 369.996021][ T44] Workqueue: events refill_work
[ 369.996138][ T44] Call Trace:
[ 369.996224][ T44]
[ 369.996283][ T44] __schedule+0xae2/0x1720
[ 369.996402][ T44] ? usleep_range_state+0xba/0x1b0
[ 369.996518][ T44] ? io_schedule_timeout+0x130/0x130
[ 369.996632][ T44] ? __lock_release.isra.0+0x59/0x170
[ 369.996746][ T44] ? usleep_range_state+0xba/0x1b0
[ 369.996859][ T44] schedule+0xd4/0x260
[ 369.996944][ T44] schedule_hrtimeout_range_clock+0x1da/0x2f0
[ 369.997089][ T44] ? schedule_timeout_idle+0xe0/0xe0
[ 369.997204][ T44] ? __hrtimer_cb_get_time+0x50/0x50
[ 369.997319][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 369.997440][ T44] ? ktime_get+0x15e/0x220
[ 369.997553][ T44] ? kvm_clock_get_cycles+0x18/0x30
[ 369.997666][ T44] ? ktime_get+0xa9/0x220
[ 369.997753][ T44] usleep_range_state+0x133/0x1b0
[ 369.997867][ T44] ? schedule_hrtimeout+0x20/0x20
[ 369.997981][ T44] ? perf_trace_sched_switch+0x6d0/0x6d0
[ 369.998097][ T44] ? refill_work+0x149/0x210
[ 369.998211][ T44] napi_disable_locked+0x379/0x5f0
[ 369.998322][ T44] ? _mutex_trylock_nest_lock+0x340/0x340
[ 369.998441][ T44] ? netdev_bind_sb_channel_queue+0x470/0x470
[ 369.998584][ T44] napi_disable+0x43/0x80
[ 369.998670][ T44] refill_work+0x116/0x210
[ 369.998785][ T44] process_one_work+0xd57/0x1390
[ 369.998903][ T44] ? pwq_dec_nr_in_flight+0x700/0x700
[ 369.999015][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 369.999134][ T44] ? assign_work+0x152/0x380
[ 369.999248][ T44] worker_thread+0x4d6/0xd40
[ 369.999375][ T44] ? process_one_work+0x1390/0x1390
[ 369.999487][ T44] kthread+0x355/0x5b0
[ 369.999571][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 369.999685][ T44] ? __lock_release.isra.0+0x59/0x170
[ 369.999798][ T44] ? rcu_is_watching+0x15/0xd0
[ 369.999910][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 370.000025][ T44] ret_from_fork+0x3fb/0x510
[ 370.000141][ T44] ? arch_exit_to_user_mode_prepare.isra.0+0x140/0x140
[ 370.000284][ T44] ? __switch_to+0x602/0xd00
[ 370.000399][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 370.000514][ T44] ret_from_fork_asm+0x11/0x20
[ 370.000633][ T44]
[ 370.000726][ T44]
[ 370.000726][ T44] Showing all locks held in the system:
[ 370.000885][ T44] 3 locks held by kworker/0:0/9:
[ 370.000996][ T44] #0: ff11000001139b48 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 370.001218][ T44] #1: ffa0000000097cc0 ((work_completion)(&(&vi->refill)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 370.001560][ T44] #2: ff110000089dac98 (&dev->lock){+.+.}-{4:4}, at: napi_disable+0x3b/0x80
[ 370.001753][ T44] 3 locks held by kworker/u16:0/12:
[ 370.001859][ T44] #0: ff11000008fb6548 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 370.002079][ T44] #1: ffa00000000c7cc0 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 370.002351][ T44] #2: ffffffff97e78b68 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_verify_work+0x12/0x30
[ 370.002551][ T44] 1 lock held by khungtaskd/44:
[ 370.002659][ T44] #0: ffffffff97770ba0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire.constprop.0+0x7/0x30
[ 370.002883][ T44] 2 locks held by ip/575:
[ 370.002963][ T44] #0: ffffffff97e78b68 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x5f9/0xb40
[ 370.003158][ T44] #1: ff110000089dac98 (&dev->lock){+.+.}-{4:4}, at: napi_enable+0x3b/0x80
[ 370.003347][ T44]
[ 370.003407][ T44] =============================================
[ 370.003407][ T44]