[ 492.862635][ T44] INFO: task ip:4138 blocked for more than 122 seconds.
[ 492.863065][ T44] Not tainted 6.18.0-rc6-virtme #1
[ 492.863205][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 492.863464][ T44] task:ip state:D stack:25032 pid:4138 tgid:4138 ppid:4133 task_flags:0x400100 flags:0x00080001
[ 492.863798][ T44] Call Trace:
[ 492.863904][ T44]
[ 492.863981][ T44] __schedule+0x88d/0x1b90
[ 492.864137][ T44] ? io_schedule_timeout+0x130/0x130
[ 492.864278][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 492.864426][ T44] ? __lock_release.isra.0+0x59/0x170
[ 492.864557][ T44] ? __lock_release.isra.0+0x59/0x170
[ 492.864700][ T44] schedule+0xd4/0x260
[ 492.864800][ T44] schedule_preempt_disabled+0x18/0x30
[ 492.864935][ T44] __mutex_lock+0x9ae/0x1500
[ 492.865069][ T44] ? napi_enable+0x3b/0x80
[ 492.865216][ T44] ? virtqueue_add_inbuf_ctx+0x1850/0x1850
[ 492.865380][ T44] ? ww_mutex_lock+0x160/0x160
[ 492.865508][ T44] ? __asan_memset+0x27/0x50
[ 492.865649][ T44] ? sg_init_table+0x19/0x60
[ 492.865771][ T44] ? try_fill_recv+0x3ec/0x1750
[ 492.865903][ T44] ? napi_enable+0x3b/0x80
[ 492.866027][ T44] napi_enable+0x3b/0x80
[ 492.866133][ T44] __virtnet_rx_resume+0x156/0x290
[ 492.866258][ T44] ? queue_delayed_work_on+0x91/0x100
[ 492.866389][ T44] virtnet_rx_resume_all+0xe7/0x1a0
[ 492.866512][ T44] virtnet_xdp_set+0xef7/0x1aa0
[ 492.866648][ T44] ? virtnet_xdp_set+0x1aa0/0x1aa0
[ 492.866764][ T44] dev_xdp_install+0x3e4/0x8e0
[ 492.866890][ T44] ? netif_skb_check_for_xdp+0x600/0x600
[ 492.867012][ T44] dev_xdp_attach+0x50d/0x1320
[ 492.867457][ T44] ? bpf_xdp_link_update+0x6e0/0x6e0
[ 492.867581][ T44] ? __bpf_prog_get+0x320/0x320
[ 492.867710][ T44] dev_change_xdp_fd+0x182/0x240
[ 492.867828][ T44] do_setlink.isra.0+0x1c2d/0x2880
[ 492.867962][ T44] ? rtnl_newlink_create+0x900/0x900
[ 492.868080][ T44] ? rcu_lockdep_current_cpu_online+0x3e/0x1b0
[ 492.868235][ T44] ? rcu_read_lock_any_held+0x41/0xa0
[ 492.868355][ T44] ? validate_chain+0x287/0x5f0
[ 492.868478][ T44] ? rcu_read_lock_any_held+0x6b/0xa0
[ 492.868610][ T44] ? stack_depot_save_flags+0x3e1/0x6e0
[ 492.868734][ T44] ? __lock_acquire+0x34c/0x740
[ 492.868861][ T44] ? trace_lock_acquire+0x88/0xd0
[ 492.868978][ T44] ? perf_trace_sched_switch+0x6d0/0x6d0
[ 492.869108][ T44] ? lock_acquire+0x31/0x80
[ 492.869226][ T44] ? rtnl_newlink+0x5df/0xb20
[ 492.869353][ T44] ? rcu_is_watching+0x15/0xd0
[ 492.869468][ T44] ? rcu_is_watching+0x15/0xd0
[ 492.869592][ T44] ? trace_contention_end+0xd6/0x140
[ 492.869715][ T44] ? rtnl_newlink+0x5df/0xb20
[ 492.869834][ T44] ? __mutex_lock+0x32e/0x1500
[ 492.869958][ T44] ? ww_mutex_lock+0x160/0x160
[ 492.870085][ T44] ? nla_validate_int_range+0x5b0/0x5b0
[ 492.870203][ T44] ? __rtnl_newlink+0x3fa/0xa40
[ 492.870331][ T44] rtnl_newlink+0x637/0xb20
[ 492.870448][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 492.870574][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 492.870700][ T44] ? find_held_lock+0x2b/0x80
[ 492.870817][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 492.870941][ T44] ? __lock_release.isra.0+0x59/0x170
[ 492.871057][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 492.871191][ T44] rtnetlink_rcv_msg+0x6fe/0xb90
[ 492.871314][ T44] ? rtnl_port_fill+0x940/0x940
[ 492.871441][ T44] ? __lock_acquire+0x34c/0x740
[ 492.871559][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 492.871683][ T44] ? find_held_lock+0x2b/0x80
[ 492.871830][ T44] netlink_rcv_skb+0x123/0x380
[ 492.871952][ T44] ? rtnl_port_fill+0x940/0x940
[ 492.872066][ T44] ? netlink_ack+0xcc0/0xcc0
[ 492.872193][ T44] ? netlink_deliver_tap+0x13f/0x330
[ 492.872315][ T44] netlink_unicast+0x4a3/0x770
[ 492.872436][ T44] ? netlink_attachskb+0x810/0x810
[ 492.872552][ T44] ? __lock_acquire+0x34c/0x740
[ 492.872683][ T44] netlink_sendmsg+0x735/0xc60
[ 492.872800][ T44] ? netlink_unicast+0x770/0x770
[ 492.872922][ T44] ? __might_fault+0x97/0x140
[ 492.873040][ T44] ____sys_sendmsg+0x419/0x850
[ 492.873161][ T44] ? copy_msghdr_from_user+0x270/0x430
[ 492.873281][ T44] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 492.873427][ T44] ? move_addr_to_kernel+0x40/0x40
[ 492.873543][ T44] ? stack_depot_save_flags+0x3e1/0x6e0
[ 492.873668][ T44] ? __lock_acquire+0x34c/0x740
[ 492.873784][ T44] ___sys_sendmsg+0xfd/0x180
[ 492.873907][ T44] ? __call_rcu_common.constprop.0+0xa5/0x680
[ 492.874051][ T44] ? copy_msghdr_from_user+0x430/0x430
[ 492.874186][ T44] __sys_sendmsg+0x124/0x1c0
[ 492.874307][ T44] ? __sys_sendmsg_sock+0x20/0x20
[ 492.874429][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 492.874545][ T44] ? __call_rcu_common.constprop.0+0x2fa/0x680
[ 492.874697][ T44] ? do_raw_spin_unlock+0x59/0x250
[ 492.874813][ T44] ? rcu_is_watching+0x15/0xd0
[ 492.874935][ T44] do_syscall_64+0xbb/0xfd0
[ 492.875051][ T44] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 492.875202][ T44] RIP: 0033:0x7f917d499c5e
[ 492.875330][ T44] RSP: 002b:00007fff39bbb150 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 492.875516][ T44] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f917d499c5e
[ 492.875698][ T44] RDX: 0000000000000000 RSI: 00007fff39bbb210 RDI: 0000000000000003
[ 492.875875][ T44] RBP: 00007fff39bbb160 R08: 0000000000000000 R09: 0000000000000000
[ 492.876055][ T44] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff39bbb8d0
[ 492.876232][ T44] R13: 000000006924866c R14: 0000000000000000 R15: 0000000000499600
[ 492.876419][ T44]
[ 492.876515][ T44] INFO: task ip:4138 is blocked on a mutex likely owned by task kworker/3:2:281.
[ 492.876717][ T44] task:kworker/3:2 state:D stack:28488 pid:281 tgid:281 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 492.876989][ T44] Workqueue: events refill_work
[ 492.877108][ T44] Call Trace:
[ 492.877203][ T44]
[ 492.877268][ T44] __schedule+0x88d/0x1b90
[ 492.877389][ T44] ? io_schedule_timeout+0x130/0x130
[ 492.877513][ T44] ? usleep_range_state+0xba/0x1b0
[ 492.877636][ T44] ? find_held_lock+0x2b/0x80
[ 492.877760][ T44] ? __lock_release.isra.0+0x59/0x170
[ 492.877888][ T44] ? usleep_range_state+0xba/0x1b0
[ 492.878002][ T44] schedule+0xd4/0x260
[ 492.878096][ T44] schedule_hrtimeout_range_clock+0x1da/0x2f0
[ 492.878240][ T44] ? schedule_timeout_idle+0xe0/0xe0
[ 492.878366][ T44] ? hrtimer_cb_get_time+0x90/0x90
[ 492.878480][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 492.878602][ T44] ? ktime_get+0x15e/0x220
[ 492.878720][ T44] ? kvm_clock_get_cycles+0x18/0x30
[ 492.878842][ T44] ? ktime_get+0xa9/0x220
[ 492.878928][ T44] usleep_range_state+0x133/0x1b0
[ 492.879050][ T44] ? schedule_hrtimeout+0x20/0x20
[ 492.879165][ T44] ? perf_trace_sched_switch+0x6d0/0x6d0
[ 492.879294][ T44] napi_disable_locked+0x379/0x5f0
[ 492.879407][ T44] ? _mutex_trylock_nest_lock+0x150/0x150
[ 492.879531][ T44] ? netdev_bind_sb_channel_queue+0x470/0x470
[ 492.879684][ T44] napi_disable+0x43/0x80
[ 492.879770][ T44] refill_work+0x116/0x210
[ 492.879894][ T44] process_one_work+0xd57/0x1390
[ 492.880016][ T44] ? pwq_dec_nr_in_flight+0x700/0x700
[ 492.880136][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 492.880257][ T44] ? assign_work+0x152/0x380
[ 492.880385][ T44] worker_thread+0x4d6/0xd40
[ 492.880501][ T44] ? process_one_work+0x1390/0x1390
[ 492.880625][ T44] ? __kthread_parkme+0xb3/0x200
[ 492.880744][ T44] ? process_one_work+0x1390/0x1390
[ 492.880864][ T44] kthread+0x355/0x5b0
[ 492.880951][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 492.881072][ T44] ? __lock_release.isra.0+0x59/0x170
[ 492.881191][ T44] ? rcu_is_watching+0x15/0xd0
[ 492.881320][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 492.881435][ T44] ret_from_fork+0x1d4/0x270
[ 492.881557][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 492.881683][ T44] ret_from_fork_asm+0x11/0x20
[ 492.881806][ T44]
[ 492.881914][ T44]
[ 492.881914][ T44] Showing all locks held in the system:
[ 492.882091][ T44] 1 lock held by khungtaskd/44:
[ 492.882214][ T44] #0: ffffffffa5378fc0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2b/0x1db
[ 492.882432][ T44] 3 locks held by kworker/u16:1/71:
[ 492.882543][ T44] #0: ff110000091e4d48 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 492.882779][ T44] #1: ffa00000004c7d30 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 492.883066][ T44] #2: ffffffffa5a92a28 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_verify_work+0x12/0x30
[ 492.883272][ T44] 3 locks held by kworker/3:2/281:
[ 492.883381][ T44] #0: ff11000001139b48 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 492.883614][ T44] #1: ffa0000000637d30 ((work_completion)(&(&vi->refill)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 492.883877][ T44] #2: ff11000008b72c98 (&dev->lock){+.+.}-{4:4}, at: napi_disable+0x3b/0x80
[ 492.884084][ T44] 2 locks held by ip/4138:
[ 492.884200][ T44] #0: ffffffffa5a92a28 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x5df/0xb20
[ 492.884405][ T44] #1: ff11000008b72c98 (&dev->lock){+.+.}-{4:4}, at: napi_enable+0x3b/0x80
[ 492.884609][ T44]
[ 492.884675][ T44] =============================================
[ 492.884675][ T44]
[ 615.742629][ T44] INFO: task kworker/u16:1:71 blocked for more than 122 seconds.
[ 615.742952][ T44] Not tainted 6.18.0-rc6-virtme #1
[ 615.743092][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 615.743340][ T44] task:kworker/u16:1 state:D stack:26592 pid:71 tgid:71 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 615.743684][ T44] Workqueue: ipv6_addrconf addrconf_verify_work
[ 615.743857][ T44] Call Trace:
[ 615.743970][ T44]
[ 615.744045][ T44] __schedule+0x88d/0x1b90
[ 615.744197][ T44] ? io_schedule_timeout+0x130/0x130
[ 615.744336][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 615.744484][ T44] ? __lock_release.isra.0+0x59/0x170
[ 615.744626][ T44] ? __lock_release.isra.0+0x59/0x170
[ 615.744752][ T44] schedule+0xd4/0x260
[ 615.744854][ T44] schedule_preempt_disabled+0x18/0x30
[ 615.744983][ T44] __mutex_lock+0x9ae/0x1500
[ 615.745116][ T44] ? addrconf_verify_work+0x12/0x30
[ 615.745242][ T44] ? ww_mutex_lock+0x160/0x160
[ 615.745384][ T44] ? process_one_work+0xd16/0x1390
[ 615.745510][ T44] ? trace_lock_acquire+0x88/0xd0
[ 615.745641][ T44] ? trace_lock_acquire+0x88/0xd0
[ 615.745770][ T44] ? addrconf_verify_work+0x12/0x30
[ 615.745897][ T44] addrconf_verify_work+0x12/0x30
[ 615.746020][ T44] process_one_work+0xd57/0x1390
[ 615.746148][ T44] ? pwq_dec_nr_in_flight+0x700/0x700
[ 615.746268][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 615.746408][ T44] ? assign_work+0x152/0x380
[ 615.746528][ T44] worker_thread+0x4d6/0xd40
[ 615.746652][ T44] ? process_one_work+0x1390/0x1390
[ 615.746768][ T44] ? __kthread_parkme+0xb3/0x200
[ 615.746891][ T44] ? process_one_work+0x1390/0x1390
[ 615.747005][ T44] kthread+0x355/0x5b0
[ 615.747099][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 615.747220][ T44] ? __lock_release.isra.0+0x59/0x170
[ 615.747347][ T44] ? rcu_is_watching+0x15/0xd0
[ 615.747463][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 615.747583][ T44] ret_from_fork+0x1d4/0x270
[ 615.747708][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 615.747822][ T44] ret_from_fork_asm+0x11/0x20
[ 615.747948][ T44]
[ 615.748047][ T44] INFO: task kworker/u16:1:71 is blocked on a mutex likely owned by task ip:4138.
[ 615.748261][ T44] INFO: task ip:4138 blocked for more than 245 seconds.
[ 615.748397][ T44] Not tainted 6.18.0-rc6-virtme #1
[ 615.748514][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 615.748709][ T44] task:ip state:D stack:25032 pid:4138 tgid:4138 ppid:4133 task_flags:0x400100 flags:0x00080001
[ 615.748974][ T44] Call Trace:
[ 615.749061][ T44]
[ 615.749120][ T44] __schedule+0x88d/0x1b90
[ 615.749248][ T44] ? io_schedule_timeout+0x130/0x130
[ 615.749368][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 615.749491][ T44] ? __lock_release.isra.0+0x59/0x170
[ 615.749616][ T44] ? __lock_release.isra.0+0x59/0x170
[ 615.749732][ T44] schedule+0xd4/0x260
[ 615.749829][ T44] schedule_preempt_disabled+0x18/0x30
[ 615.749943][ T44] __mutex_lock+0x9ae/0x1500
[ 615.750067][ T44] ? napi_enable+0x3b/0x80
[ 615.750186][ T44] ? virtqueue_add_inbuf_ctx+0x1850/0x1850
[ 615.750339][ T44] ? ww_mutex_lock+0x160/0x160
[ 615.750456][ T44] ? __asan_memset+0x27/0x50
[ 615.750575][ T44] ? sg_init_table+0x19/0x60
[ 615.750700][ T44] ? try_fill_recv+0x3ec/0x1750
[ 615.750819][ T44] ? napi_enable+0x3b/0x80
[ 615.750941][ T44] napi_enable+0x3b/0x80
[ 615.751032][ T44] __virtnet_rx_resume+0x156/0x290
[ 615.751154][ T44] ? queue_delayed_work_on+0x91/0x100
[ 615.751272][ T44] virtnet_rx_resume_all+0xe7/0x1a0
[ 615.751395][ T44] virtnet_xdp_set+0xef7/0x1aa0
[ 615.751516][ T44] ? virtnet_xdp_set+0x1aa0/0x1aa0
[ 615.751641][ T44] dev_xdp_install+0x3e4/0x8e0
[ 615.751757][ T44] ? netif_skb_check_for_xdp+0x600/0x600
[ 615.751884][ T44] dev_xdp_attach+0x50d/0x1320
[ 615.752002][ T44] ? bpf_xdp_link_update+0x6e0/0x6e0
[ 615.752123][ T44] ? __bpf_prog_get+0x320/0x320
[ 615.752244][ T44] dev_change_xdp_fd+0x182/0x240
[ 615.752370][ T44] do_setlink.isra.0+0x1c2d/0x2880
[ 615.752489][ T44] ? rtnl_newlink_create+0x900/0x900
[ 615.752615][ T44] ? rcu_lockdep_current_cpu_online+0x3e/0x1b0
[ 615.752757][ T44] ? rcu_read_lock_any_held+0x41/0xa0
[ 615.752879][ T44] ? validate_chain+0x287/0x5f0
[ 615.752994][ T44] ? rcu_read_lock_any_held+0x6b/0xa0
[ 615.753114][ T44] ? stack_depot_save_flags+0x3e1/0x6e0
[ 615.753235][ T44] ? __lock_acquire+0x34c/0x740
[ 615.753368][ T44] ? trace_lock_acquire+0x88/0xd0
[ 615.753481][ T44] ? perf_trace_sched_switch+0x6d0/0x6d0
[ 615.753604][ T44] ? lock_acquire+0x31/0x80
[ 615.753717][ T44] ? rtnl_newlink+0x5df/0xb20
[ 615.753845][ T44] ? rcu_is_watching+0x15/0xd0
[ 615.753960][ T44] ? rcu_is_watching+0x15/0xd0
[ 615.754082][ T44] ? trace_contention_end+0xd6/0x140
[ 615.754215][ T44] ? rtnl_newlink+0x5df/0xb20
[ 615.754339][ T44] ? __mutex_lock+0x32e/0x1500
[ 615.754456][ T44] ? ww_mutex_lock+0x160/0x160
[ 615.754576][ T44] ? nla_validate_int_range+0x5b0/0x5b0
[ 615.754703][ T44] ? __rtnl_newlink+0x3fa/0xa40
[ 615.754822][ T44] rtnl_newlink+0x637/0xb20
[ 615.754945][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 615.755061][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 615.755186][ T44] ? find_held_lock+0x2b/0x80
[ 615.755308][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 615.755427][ T44] ? __lock_release.isra.0+0x59/0x170
[ 615.755544][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 615.755668][ T44] rtnetlink_rcv_msg+0x6fe/0xb90
[ 615.755790][ T44] ? rtnl_port_fill+0x940/0x940
[ 615.755911][ T44] ? __lock_acquire+0x34c/0x740
[ 615.756033][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 615.756154][ T44] ? find_held_lock+0x2b/0x80
[ 615.756275][ T44] netlink_rcv_skb+0x123/0x380
[ 615.756397][ T44] ? rtnl_port_fill+0x940/0x940
[ 615.756514][ T44] ? netlink_ack+0xcc0/0xcc0
[ 615.756645][ T44] ? netlink_deliver_tap+0x13f/0x330
[ 615.756764][ T44] netlink_unicast+0x4a3/0x770
[ 615.756889][ T44] ? netlink_attachskb+0x810/0x810
[ 615.757009][ T44] ? __lock_acquire+0x34c/0x740
[ 615.757134][ T44] netlink_sendmsg+0x735/0xc60
[ 615.757251][ T44] ? netlink_unicast+0x770/0x770
[ 615.757373][ T44] ? __might_fault+0x97/0x140
[ 615.757491][ T44] ____sys_sendmsg+0x419/0x850
[ 615.757614][ T44] ? copy_msghdr_from_user+0x270/0x430
[ 615.757732][ T44] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 615.757882][ T44] ? move_addr_to_kernel+0x40/0x40
[ 615.758003][ T44] ? stack_depot_save_flags+0x3e1/0x6e0
[ 615.758123][ T44] ? __lock_acquire+0x34c/0x740
[ 615.758242][ T44] ___sys_sendmsg+0xfd/0x180
[ 615.758364][ T44] ? __call_rcu_common.constprop.0+0xa5/0x680
[ 615.758508][ T44] ? copy_msghdr_from_user+0x430/0x430
[ 615.758644][ T44] __sys_sendmsg+0x124/0x1c0
[ 615.758758][ T44] ? __sys_sendmsg_sock+0x20/0x20
[ 615.758882][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 615.758999][ T44] ? __call_rcu_common.constprop.0+0x2fa/0x680
[ 615.759152][ T44] ? do_raw_spin_unlock+0x59/0x250
[ 615.759272][ T44] ? rcu_is_watching+0x15/0xd0
[ 615.759398][ T44] do_syscall_64+0xbb/0xfd0
[ 615.759513][ T44] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 615.759668][ T44] RIP: 0033:0x7f917d499c5e
[ 615.759796][ T44] RSP: 002b:00007fff39bbb150 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 615.759976][ T44] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f917d499c5e
[ 615.760146][ T44] RDX: 0000000000000000 RSI: 00007fff39bbb210 RDI: 0000000000000003
[ 615.760332][ T44] RBP: 00007fff39bbb160 R08: 0000000000000000 R09: 0000000000000000
[ 615.760505][ T44] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff39bbb8d0
[ 615.760682][ T44] R13: 000000006924866c R14: 0000000000000000 R15: 0000000000499600
[ 615.760861][ T44]
[ 615.760957][ T44] INFO: task ip:4138 is blocked on a mutex likely owned by task kworker/3:2:281.
[ 615.761150][ T44] task:kworker/3:2 state:D stack:28488 pid:281 tgid:281 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 615.761421][ T44] Workqueue: events refill_work
[ 615.761538][ T44] Call Trace:
[ 615.761640][ T44]
[ 615.761698][ T44] __schedule+0x88d/0x1b90
[ 615.761816][ T44] ? io_schedule_timeout+0x130/0x130
[ 615.761939][ T44] ? usleep_range_state+0xba/0x1b0
[ 615.762054][ T44] ? find_held_lock+0x2b/0x80
[ 615.762177][ T44] ? __lock_release.isra.0+0x59/0x170
[ 615.762298][ T44] ? usleep_range_state+0xba/0x1b0
[ 615.762416][ T44] schedule+0xd4/0x260
[ 615.762504][ T44] schedule_hrtimeout_range_clock+0x1da/0x2f0
[ 615.762656][ T44] ? schedule_timeout_idle+0xe0/0xe0
[ 615.762771][ T44] ? hrtimer_cb_get_time+0x90/0x90
[ 615.762893][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 615.763011][ T44] ? ktime_get+0x15e/0x220
[ 615.763133][ T44] ? kvm_clock_get_cycles+0x18/0x30
[ 615.763255][ T44] ? ktime_get+0xa9/0x220
[ 615.763351][ T44] usleep_range_state+0x133/0x1b0
[ 615.763465][ T44] ? schedule_hrtimeout+0x20/0x20
[ 615.763585][ T44] ? perf_trace_sched_switch+0x6d0/0x6d0
[ 615.763713][ T44] napi_disable_locked+0x379/0x5f0
[ 615.763833][ T44] ? _mutex_trylock_nest_lock+0x150/0x150
[ 615.763957][ T44] ? netdev_bind_sb_channel_queue+0x470/0x470
[ 615.764103][ T44] napi_disable+0x43/0x80
[ 615.764196][ T44] refill_work+0x116/0x210
[ 615.764315][ T44] process_one_work+0xd57/0x1390
[ 615.764439][ T44] ? pwq_dec_nr_in_flight+0x700/0x700
[ 615.764554][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 615.764685][ T44] ? assign_work+0x152/0x380
[ 615.764803][ T44] worker_thread+0x4d6/0xd40
[ 615.764925][ T44] ? process_one_work+0x1390/0x1390
[ 615.765041][ T44] ? __kthread_parkme+0xb3/0x200
[ 615.765163][ T44] ? process_one_work+0x1390/0x1390
[ 615.765280][ T44] kthread+0x355/0x5b0
[ 615.765375][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 615.765492][ T44] ? __lock_release.isra.0+0x59/0x170
[ 615.765620][ T44] ? rcu_is_watching+0x15/0xd0
[ 615.765735][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 615.765856][ T44] ret_from_fork+0x1d4/0x270
[ 615.765973][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 615.766095][ T44] ret_from_fork_asm+0x11/0x20
[ 615.766218][ T44]
[ 615.766317][ T44]
[ 615.766317][ T44] Showing all locks held in the system:
[ 615.766488][ T44] 1 lock held by khungtaskd/44:
[ 615.766691][ T44] #0: ffffffffa5378fc0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2b/0x1db
[ 615.766895][ T44] 3 locks held by kworker/u16:1/71:
[ 615.767004][ T44] #0: ff110000091e4d48 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 615.767239][ T44] #1: ffa00000004c7d30 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 615.767523][ T44] #2: ffffffffa5a92a28 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_verify_work+0x12/0x30
[ 615.767731][ T44] 3 locks held by kworker/3:2/281:
[ 615.767840][ T44] #0: ff11000001139b48 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 615.768070][ T44] #1: ffa0000000637d30 ((work_completion)(&(&vi->refill)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 615.768337][ T44] #2: ff11000008b72c98 (&dev->lock){+.+.}-{4:4}, at: napi_disable+0x3b/0x80
[ 615.768532][ T44] 2 locks held by ip/4138:
[ 615.768651][ T44] #0: ffffffffa5a92a28 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x5df/0xb20
[ 615.768845][ T44] #1: ff11000008b72c98 (&dev->lock){+.+.}-{4:4}, at: napi_enable+0x3b/0x80
[ 615.769050][ T44]
[ 615.769113][ T44] =============================================
[ 615.769113][ T44]