[ 615.753702][ T44] INFO: task ip:3484 blocked for more than 122 seconds.
[ 615.754139][ T44] Not tainted 6.18.0-rc7-virtme #1
[ 615.754282][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 615.754525][ T44] task:ip state:D stack:25592 pid:3484 tgid:3484 ppid:3477 task_flags:0x400100 flags:0x00080001
[ 615.754863][ T44] Call Trace:
[ 615.754973][ T44]
[ 615.755052][ T44] __schedule+0x88d/0x1b90
[ 615.755204][ T44] ? io_schedule_timeout+0x130/0x130
[ 615.755340][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 615.755473][ T44] ? __lock_release.isra.0+0x59/0x170
[ 615.755604][ T44] ? __lock_release.isra.0+0x59/0x170
[ 615.755743][ T44] schedule+0xd4/0x260
[ 615.755845][ T44] schedule_preempt_disabled+0x18/0x30
[ 615.755985][ T44] __mutex_lock+0x9ae/0x1500
[ 615.756121][ T44] ? napi_enable+0x3b/0x80
[ 615.756250][ T44] ? virtqueue_add_inbuf_ctx+0x1850/0x1850
[ 615.756419][ T44] ? ww_mutex_lock+0x160/0x160
[ 615.756543][ T44] ? __asan_memset+0x27/0x50
[ 615.756682][ T44] ? sg_init_table+0x19/0x60
[ 615.756810][ T44] ? try_fill_recv+0x3ec/0x1750
[ 615.756940][ T44] ? napi_enable+0x3b/0x80
[ 615.757077][ T44] napi_enable+0x3b/0x80
[ 615.757177][ T44] __virtnet_rx_resume+0x156/0x290
[ 615.757296][ T44] ? queue_delayed_work_on+0x91/0x100
[ 615.757417][ T44] virtnet_rx_resume_all+0xe7/0x1a0
[ 615.757546][ T44] virtnet_xdp_set+0xef7/0x1aa0
[ 615.757678][ T44] ? virtnet_xdp_set+0x1aa0/0x1aa0
[ 615.757796][ T44] dev_xdp_install+0x4ba/0x8e0
[ 615.758227][ T44] ? netif_skb_check_for_xdp+0x600/0x600
[ 615.758352][ T44] dev_xdp_attach+0x50d/0x1320
[ 615.758474][ T44] ? bpf_xdp_link_update+0x6e0/0x6e0
[ 615.758596][ T44] ? mutex_is_locked+0x1c/0x50
[ 615.758724][ T44] ? rtnl_is_locked+0x15/0x20
[ 615.758842][ T44] ? dev_change_xdp_fd+0x9f/0x240
[ 615.758964][ T44] do_setlink.isra.0+0x1c2d/0x2880
[ 615.759085][ T44] ? rtnl_newlink_create+0x900/0x900
[ 615.759204][ T44] ? rcu_lockdep_current_cpu_online+0x3e/0x1b0
[ 615.759351][ T44] ? rcu_read_lock_any_held+0x41/0xa0
[ 615.759468][ T44] ? validate_chain+0x287/0x5f0
[ 615.759586][ T44] ? rcu_read_lock_any_held+0x6b/0xa0
[ 615.759711][ T44] ? stack_depot_save_flags+0x3e1/0x6e0
[ 615.759832][ T44] ? __lock_acquire+0x34c/0x740
[ 615.759958][ T44] ? trace_lock_acquire+0x88/0xd0
[ 615.760075][ T44] ? perf_trace_sched_switch+0x6d0/0x6d0
[ 615.760195][ T44] ? lock_acquire+0x31/0x80
[ 615.760316][ T44] ? rtnl_newlink+0x5df/0xb20
[ 615.760438][ T44] ? rcu_is_watching+0x15/0xd0
[ 615.760555][ T44] ? rcu_is_watching+0x15/0xd0
[ 615.760679][ T44] ? trace_contention_end+0xd6/0x140
[ 615.760797][ T44] ? rtnl_newlink+0x5df/0xb20
[ 615.760920][ T44] ? __mutex_lock+0x32e/0x1500
[ 615.761043][ T44] ? ww_mutex_lock+0x160/0x160
[ 615.761161][ T44] ? nla_validate_int_range+0x5b0/0x5b0
[ 615.761283][ T44] ? __rtnl_newlink+0x3fa/0xa40
[ 615.761403][ T44] rtnl_newlink+0x637/0xb20
[ 615.761529][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 615.761655][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 615.761772][ T44] ? find_held_lock+0x2b/0x80
[ 615.761890][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 615.762010][ T44] ? __lock_release.isra.0+0x59/0x170
[ 615.762127][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 615.762244][ T44] rtnetlink_rcv_msg+0x6fe/0xb90
[ 615.762363][ T44] ? rtnl_port_fill+0x940/0x940
[ 615.762486][ T44] ? __lock_acquire+0x34c/0x740
[ 615.762607][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 615.762732][ T44] ? find_held_lock+0x2b/0x80
[ 615.762850][ T44] netlink_rcv_skb+0x123/0x380
[ 615.762976][ T44] ? rtnl_port_fill+0x940/0x940
[ 615.763095][ T44] ? netlink_ack+0xcc0/0xcc0
[ 615.763218][ T44] ? netlink_deliver_tap+0x13f/0x330
[ 615.763342][ T44] netlink_unicast+0x4a3/0x770
[ 615.763461][ T44] ? netlink_attachskb+0x810/0x810
[ 615.763608][ T44] ? __lock_acquire+0x34c/0x740
[ 615.763739][ T44] netlink_sendmsg+0x735/0xc60
[ 615.763856][ T44] ? netlink_unicast+0x770/0x770
[ 615.763980][ T44] ? __might_fault+0x97/0x140
[ 615.764105][ T44] ____sys_sendmsg+0x419/0x850
[ 615.764224][ T44] ? copy_msghdr_from_user+0x270/0x430
[ 615.764341][ T44] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 615.764485][ T44] ? move_addr_to_kernel+0x40/0x40
[ 615.764613][ T44] ? stack_depot_save_flags+0x3e1/0x6e0
[ 615.764735][ T44] ? validate_chain+0x287/0x5f0
[ 615.764859][ T44] ___sys_sendmsg+0xfd/0x180
[ 615.764980][ T44] ? __call_rcu_common.constprop.0+0xa5/0x680
[ 615.765128][ T44] ? copy_msghdr_from_user+0x430/0x430
[ 615.765262][ T44] __sys_sendmsg+0x124/0x1c0
[ 615.765382][ T44] ? __sys_sendmsg_sock+0x20/0x20
[ 615.765502][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 615.765619][ T44] ? __call_rcu_common.constprop.0+0x2fa/0x680
[ 615.765774][ T44] ? do_raw_spin_unlock+0x59/0x250
[ 615.765895][ T44] ? rcu_is_watching+0x15/0xd0
[ 615.766017][ T44] do_syscall_64+0xbb/0xfd0
[ 615.766137][ T44] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 615.766283][ T44] RIP: 0033:0x7f543fbdbc5e
[ 615.766418][ T44] RSP: 002b:00007ffe34708420 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 615.766608][ T44] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f543fbdbc5e
[ 615.766794][ T44] RDX: 0000000000000000 RSI: 00007ffe347084e0 RDI: 0000000000000003
[ 615.766975][ T44] RBP: 00007ffe34708430 R08: 0000000000000000 R09: 0000000000000000
[ 615.767163][ T44] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe34708ba0
[ 615.767338][ T44] R13: 00000000692ce2f6 R14: 0000000000000000 R15: 0000000000499600
[ 615.767528][ T44]
[ 615.767620][ T44] INFO: task ip:3484 is blocked on a mutex likely owned by task kworker/2:0:28.
[ 615.767832][ T44] task:kworker/2:0 state:D stack:27464 pid:28 tgid:28 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 615.768101][ T44] Workqueue: events refill_work
[ 615.768225][ T44] Call Trace:
[ 615.768316][ T44]
[ 615.768382][ T44] __schedule+0x88d/0x1b90
[ 615.768508][ T44] ? io_schedule_timeout+0x130/0x130
[ 615.768627][ T44] ? usleep_range_state+0xba/0x1b0
[ 615.768751][ T44] ? usleep_range_state+0xba/0x1b0
[ 615.768889][ T44] ? __lock_release.isra.0+0x59/0x170
[ 615.769012][ T44] ? usleep_range_state+0xba/0x1b0
[ 615.769129][ T44] schedule+0xd4/0x260
[ 615.769219][ T44] schedule_hrtimeout_range_clock+0x1da/0x2f0
[ 615.769366][ T44] ? schedule_timeout_idle+0xe0/0xe0
[ 615.769482][ T44] ? hrtimer_cb_get_time+0x90/0x90
[ 615.769601][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 615.769730][ T44] ? ktime_get+0x15e/0x220
[ 615.769847][ T44] ? kvm_clock_get_cycles+0x18/0x30
[ 615.769971][ T44] ? ktime_get+0xa9/0x220
[ 615.770061][ T44] usleep_range_state+0x133/0x1b0
[ 615.770178][ T44] ? schedule_hrtimeout+0x20/0x20
[ 615.770295][ T44] ? perf_trace_sched_switch+0x6d0/0x6d0
[ 615.770414][ T44] napi_disable_locked+0x379/0x5f0
[ 615.770537][ T44] ? _mutex_trylock_nest_lock+0x150/0x150
[ 615.770659][ T44] ? netdev_bind_sb_channel_queue+0x470/0x470
[ 615.770808][ T44] napi_disable+0x43/0x80
[ 615.770900][ T44] refill_work+0x116/0x210
[ 615.771023][ T44] process_one_work+0xd57/0x1390
[ 615.771143][ T44] ? pwq_dec_nr_in_flight+0x700/0x700
[ 615.771260][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 615.771383][ T44] ? assign_work+0x152/0x380
[ 615.771507][ T44] worker_thread+0x4d6/0xd40
[ 615.771630][ T44] ? process_one_work+0x1390/0x1390
[ 615.771754][ T44] kthread+0x355/0x5b0
[ 615.771846][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 615.771966][ T44] ? __lock_release.isra.0+0x59/0x170
[ 615.772084][ T44] ? rcu_is_watching+0x15/0xd0
[ 615.772200][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 615.772323][ T44] ret_from_fork+0x1d4/0x270
[ 615.772440][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 615.772557][ T44] ret_from_fork_asm+0x11/0x20
[ 615.772686][ T44]
[ 615.772783][ T44]
[ 615.772783][ T44] Showing all locks held in the system:
[ 615.772961][ T44] 3 locks held by kworker/u16:0/12:
[ 615.773078][ T44] #0: ff110000091acd48 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 615.773312][ T44] #1: ffa00000000c7d30 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 615.773592][ T44] #2: ffffffffb3292a68 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_verify_work+0x12/0x30
[ 615.773889][ T44] 3 locks held by kworker/2:0/28:
[ 615.774011][ T44] 1 lock held by khungtaskd/44:
[ 615.774125][ T44] #0: ffffffffb2b78fc0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2b/0x1db
[ 615.774334][ T44] 2 locks held by ip/3484:
[ 615.774447][ T44] #0: ffffffffb3292a68 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x5df/0xb20
[ 615.774652][ T44] #1: ff11000008522c98 (&dev->lock){+.+.}-{4:4}, at: napi_enable+0x3b/0x80
[ 615.774852][ T44]
[ 615.774914][ T44] =============================================
[ 615.774914][ T44]
[ 666.122653][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 0 timed out 5313 ms
[ 666.123191][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 0, sq: output.0, vq: 0x1, name: output.0, 5313000 usecs ago
[ 671.562654][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 0 timed out 10753 ms
[ 671.563119][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 0, sq: output.0, vq: 0x1, name: output.0, 10753000 usecs ago
[ 677.194658][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 0 timed out 16385 ms
[ 677.195076][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 0, sq: output.0, vq: 0x1, name: output.0, 16385000 usecs ago
[ 682.314656][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 0 timed out 21505 ms
[ 682.315101][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 0, sq: output.0, vq: 0x1, name: output.0, 21505000 usecs ago
[ 688.458655][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 0 timed out 27649 ms
[ 688.459087][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 0, sq: output.0, vq: 0x1, name: output.0, 27649000 usecs ago
[ 694.090655][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 0 timed out 33281 ms
[ 694.091104][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 0, sq: output.0, vq: 0x1, name: output.0, 33281000 usecs ago
[ 699.210651][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 0 timed out 38401 ms
[ 699.211076][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 0, sq: output.0, vq: 0x1, name: output.0, 38401000 usecs ago
[ 704.330654][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 0 timed out 43521 ms
[ 704.331084][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 0, sq: output.0, vq: 0x1, name: output.0, 43521000 usecs ago
[ 710.474653][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 0 timed out 49665 ms
[ 710.475101][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 0, sq: output.0, vq: 0x1, name: output.0, 49665000 usecs ago
[ 716.106647][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 0 timed out 55296 ms
[ 716.107032][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 0, sq: output.0, vq: 0x1, name: output.0, 55297000 usecs ago
[ 721.226648][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 0 timed out 60417 ms
[ 721.227031][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 0, sq: output.0, vq: 0x1, name: output.0, 60417000 usecs ago
[ 726.346647][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 0 timed out 65537 ms
[ 726.347062][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 0, sq: output.0, vq: 0x1, name: output.0, 65537000 usecs ago
[ 732.490647][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 0 timed out 71681 ms
[ 732.491032][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 0, sq: output.0, vq: 0x1, name: output.0, 71681000 usecs ago
[ 738.122647][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 0 timed out 77312 ms
[ 738.123023][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 0, sq: output.0, vq: 0x1, name: output.0, 77313000 usecs ago
[ 738.634670][ T44] INFO: task kworker/u16:0:12 blocked for more than 122 seconds.
[ 738.634995][ T44] Not tainted 6.18.0-rc7-virtme #1
[ 738.635169][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 738.635415][ T44] task:kworker/u16:0 state:D stack:28040 pid:12 tgid:12 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 738.635744][ T44] Workqueue: ipv6_addrconf addrconf_verify_work
[ 738.635927][ T44] Call Trace:
[ 738.636038][ T44]
[ 738.636115][ T44] __schedule+0x88d/0x1b90
[ 738.636268][ T44] ? io_schedule_timeout+0x130/0x130
[ 738.636404][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 738.636543][ T44] ? __lock_release.isra.0+0x59/0x170
[ 738.636682][ T44] ? __lock_release.isra.0+0x59/0x170
[ 738.636814][ T44] schedule+0xd4/0x260
[ 738.636916][ T44] schedule_preempt_disabled+0x18/0x30
[ 738.637050][ T44] __mutex_lock+0x9ae/0x1500
[ 738.637196][ T44] ? addrconf_verify_work+0x12/0x30
[ 738.637334][ T44] ? ww_mutex_lock+0x160/0x160
[ 738.637468][ T44] ? process_one_work+0xd16/0x1390
[ 738.637590][ T44] ? trace_lock_acquire+0x88/0xd0
[ 738.637726][ T44] ? trace_lock_acquire+0x88/0xd0
[ 738.637847][ T44] ? addrconf_verify_work+0x12/0x30
[ 738.637967][ T44] addrconf_verify_work+0x12/0x30
[ 738.638105][ T44] process_one_work+0xd57/0x1390
[ 738.638239][ T44] ? pwq_dec_nr_in_flight+0x700/0x700
[ 738.638364][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 738.638488][ T44] ? assign_work+0x152/0x380
[ 738.638607][ T44] worker_thread+0x4d6/0xd40
[ 738.638736][ T44] ? process_one_work+0x1390/0x1390
[ 738.638854][ T44] kthread+0x355/0x5b0
[ 738.638951][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 738.639072][ T44] ? __lock_release.isra.0+0x59/0x170
[ 738.639188][ T44] ? rcu_is_watching+0x15/0xd0
[ 738.639309][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 738.639431][ T44] ret_from_fork+0x1d4/0x270
[ 738.639548][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 738.639672][ T44] ret_from_fork_asm+0x11/0x20
[ 738.639796][ T44]
[ 738.639915][ T44] INFO: task kworker/u16:0:12 is blocked on a mutex likely owned by task ip:3484.
[ 738.640142][ T44] INFO: task ip:3484 blocked for more than 245 seconds.
[ 738.640280][ T44] Not tainted 6.18.0-rc7-virtme #1
[ 738.640388][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 738.640582][ T44] task:ip state:D stack:25592 pid:3484 tgid:3484 ppid:3477 task_flags:0x400100 flags:0x00080001
[ 738.640853][ T44] Call Trace:
[ 738.640941][ T44]
[ 738.641003][ T44] __schedule+0x88d/0x1b90
[ 738.641134][ T44] ? io_schedule_timeout+0x130/0x130
[ 738.641253][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 738.641371][ T44] ? __lock_release.isra.0+0x59/0x170
[ 738.641486][ T44] ? __lock_release.isra.0+0x59/0x170
[ 738.641613][ T44] schedule+0xd4/0x260
[ 738.641708][ T44] schedule_preempt_disabled+0x18/0x30
[ 738.641827][ T44] __mutex_lock+0x9ae/0x1500
[ 738.641951][ T44] ? napi_enable+0x3b/0x80
[ 738.642075][ T44] ? virtqueue_add_inbuf_ctx+0x1850/0x1850
[ 738.642228][ T44] ? ww_mutex_lock+0x160/0x160
[ 738.642351][ T44] ? __asan_memset+0x27/0x50
[ 738.642482][ T44] ? sg_init_table+0x19/0x60
[ 738.642603][ T44] ? try_fill_recv+0x3ec/0x1750
[ 738.642731][ T44] ? napi_enable+0x3b/0x80
[ 738.642847][ T44] napi_enable+0x3b/0x80
[ 738.642943][ T44] __virtnet_rx_resume+0x156/0x290
[ 738.643064][ T44] ? queue_delayed_work_on+0x91/0x100
[ 738.643185][ T44] virtnet_rx_resume_all+0xe7/0x1a0
[ 738.643303][ T44] virtnet_xdp_set+0xef7/0x1aa0
[ 738.643437][ T44] ? virtnet_xdp_set+0x1aa0/0x1aa0
[ 738.643552][ T44] dev_xdp_install+0x4ba/0x8e0
[ 738.643678][ T44] ? netif_skb_check_for_xdp+0x600/0x600
[ 738.643799][ T44] dev_xdp_attach+0x50d/0x1320
[ 738.643919][ T44] ? bpf_xdp_link_update+0x6e0/0x6e0
[ 738.644042][ T44] ? mutex_is_locked+0x1c/0x50
[ 738.644160][ T44] ? rtnl_is_locked+0x15/0x20
[ 738.644283][ T44] ? dev_change_xdp_fd+0x9f/0x240
[ 738.644401][ T44] do_setlink.isra.0+0x1c2d/0x2880
[ 738.644525][ T44] ? rtnl_newlink_create+0x900/0x900
[ 738.644646][ T44] ? rcu_lockdep_current_cpu_online+0x3e/0x1b0
[ 738.644790][ T44] ? rcu_read_lock_any_held+0x41/0xa0
[ 738.644906][ T44] ? validate_chain+0x287/0x5f0
[ 738.645027][ T44] ? rcu_read_lock_any_held+0x6b/0xa0
[ 738.645147][ T44] ? stack_depot_save_flags+0x3e1/0x6e0
[ 738.645266][ T44] ? __lock_acquire+0x34c/0x740
[ 738.645387][ T44] ? trace_lock_acquire+0x88/0xd0
[ 738.645502][ T44] ? perf_trace_sched_switch+0x6d0/0x6d0
[ 738.645619][ T44] ? lock_acquire+0x31/0x80
[ 738.645738][ T44] ? rtnl_newlink+0x5df/0xb20
[ 738.645853][ T44] ? rcu_is_watching+0x15/0xd0
[ 738.645970][ T44] ? rcu_is_watching+0x15/0xd0
[ 738.646102][ T44] ? trace_contention_end+0xd6/0x140
[ 738.646217][ T44] ? rtnl_newlink+0x5df/0xb20
[ 738.646332][ T44] ? __mutex_lock+0x32e/0x1500
[ 738.646451][ T44] ? ww_mutex_lock+0x160/0x160
[ 738.646569][ T44] ? nla_validate_int_range+0x5b0/0x5b0
[ 738.646696][ T44] ? __rtnl_newlink+0x3fa/0xa40
[ 738.646816][ T44] rtnl_newlink+0x637/0xb20
[ 738.646944][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 738.647067][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 738.647182][ T44] ? find_held_lock+0x2b/0x80
[ 738.647303][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 738.647417][ T44] ? __lock_release.isra.0+0x59/0x170
[ 738.647539][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 738.647663][ T44] rtnetlink_rcv_msg+0x6fe/0xb90
[ 738.647780][ T44] ? rtnl_port_fill+0x940/0x940
[ 738.647901][ T44] ? __lock_acquire+0x34c/0x740
[ 738.648023][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 738.648137][ T44] ? find_held_lock+0x2b/0x80
[ 738.648254][ T44] netlink_rcv_skb+0x123/0x380
[ 738.648370][ T44] ? rtnl_port_fill+0x940/0x940
[ 738.648487][ T44] ? netlink_ack+0xcc0/0xcc0
[ 738.648608][ T44] ? netlink_deliver_tap+0x13f/0x330
[ 738.648731][ T44] netlink_unicast+0x4a3/0x770
[ 738.648852][ T44] ? netlink_attachskb+0x810/0x810
[ 738.648970][ T44] ? __lock_acquire+0x34c/0x740
[ 738.649093][ T44] netlink_sendmsg+0x735/0xc60
[ 738.649213][ T44] ? netlink_unicast+0x770/0x770
[ 738.649329][ T44] ? __might_fault+0x97/0x140
[ 738.649447][ T44] ____sys_sendmsg+0x419/0x850
[ 738.649569][ T44] ? copy_msghdr_from_user+0x270/0x430
[ 738.649697][ T44] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 738.649843][ T44] ? move_addr_to_kernel+0x40/0x40
[ 738.649959][ T44] ? stack_depot_save_flags+0x3e1/0x6e0
[ 738.650078][ T44] ? validate_chain+0x287/0x5f0
[ 738.650197][ T44] ___sys_sendmsg+0xfd/0x180
[ 738.650316][ T44] ? __call_rcu_common.constprop.0+0xa5/0x680
[ 738.650469][ T44] ? copy_msghdr_from_user+0x430/0x430
[ 738.650600][ T44] __sys_sendmsg+0x124/0x1c0
[ 738.650725][ T44] ? __sys_sendmsg_sock+0x20/0x20
[ 738.650843][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 738.650959][ T44] ? __call_rcu_common.constprop.0+0x2fa/0x680
[ 738.651116][ T44] ? do_raw_spin_unlock+0x59/0x250
[ 738.651231][ T44] ? rcu_is_watching+0x15/0xd0
[ 738.651361][ T44] do_syscall_64+0xbb/0xfd0
[ 738.651483][ T44] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 738.651632][ T44] RIP: 0033:0x7f543fbdbc5e
[ 738.651763][ T44] RSP: 002b:00007ffe34708420 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 738.651940][ T44] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f543fbdbc5e
[ 738.652119][ T44] RDX: 0000000000000000 RSI: 00007ffe347084e0 RDI: 0000000000000003
[ 738.652302][ T44] RBP: 00007ffe34708430 R08: 0000000000000000 R09: 0000000000000000
[ 738.652486][ T44] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe34708ba0
[ 738.652669][ T44] R13: 00000000692ce2f6 R14: 0000000000000000 R15: 0000000000499600
[ 738.652849][ T44]
[ 738.652937][ T44] INFO: task ip:3484 is blocked on a mutex likely owned by task kworker/2:0:28.
[ 738.653139][ T44] task:kworker/2:0 state:D stack:27464 pid:28 tgid:28 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 738.653399][ T44] Workqueue: events refill_work
[ 738.653520][ T44] Call Trace:
[ 738.653608][ T44]
[ 738.653677][ T44] ? __schedule+0x895/0x1b90
[ 738.653803][ T44] ? io_schedule_timeout+0x130/0x130
[ 738.653921][ T44] ? usleep_range_state+0xba/0x1b0
[ 738.654049][ T44] ? debug_object_init_on_stack+0x30/0x30
[ 738.654167][ T44] ? _raw_spin_unlock_irq+0x28/0x50
[ 738.654285][ T44] ? usleep_range_state+0xba/0x1b0
[ 738.654400][ T44] ? schedule+0xd4/0x260
[ 738.654489][ T44] ? schedule_hrtimeout_range_clock+0x1da/0x2f0
[ 738.654635][ T44] ? schedule_timeout_idle+0xe0/0xe0
[ 738.654770][ T44] ? hrtimer_cb_get_time+0x90/0x90
[ 738.654889][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 738.655003][ T44] ? ktime_get+0x15e/0x220
[ 738.655132][ T44] ? kvm_clock_get_cycles+0x18/0x30
[ 738.655252][ T44] ? ktime_get+0xa9/0x220
[ 738.655342][ T44] ? usleep_range_state+0x133/0x1b0
[ 738.655457][ T44] ? schedule_hrtimeout+0x20/0x20
[ 738.655584][ T44] ? perf_trace_sched_switch+0x6d0/0x6d0
[ 738.655708][ T44] ? napi_disable_locked+0x379/0x5f0
[ 738.655829][ T44] ? _mutex_trylock_nest_lock+0x150/0x150
[ 738.655945][ T44] ? netdev_bind_sb_channel_queue+0x470/0x470
[ 738.656100][ T44] ? napi_disable+0x43/0x80
[ 738.656216][ T44] ? refill_work+0x116/0x210
[ 738.656342][ T44] ? process_one_work+0xd57/0x1390
[ 738.656468][ T44] ? pwq_dec_nr_in_flight+0x700/0x700
[ 738.656583][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 738.656715][ T44] ? assign_work+0x152/0x380
[ 738.656833][ T44] ? worker_thread+0x4d6/0xd40
[ 738.656963][ T44] ? process_one_work+0x1390/0x1390
[ 738.657087][ T44] ? kthread+0x355/0x5b0
[ 738.657178][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 738.657306][ T44] ? __lock_release.isra.0+0x59/0x170
[ 738.657422][ T44] ? rcu_is_watching+0x15/0xd0
[ 738.657539][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 738.657665][ T44] ? ret_from_fork+0x1d4/0x270
[ 738.657781][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 738.657900][ T44] ? ret_from_fork_asm+0x11/0x20
[ 738.658025][ T44]
[ 738.658121][ T44]
[ 738.658121][ T44] Showing all locks held in the system:
[ 738.658304][ T44] 3 locks held by kworker/u16:0/12:
[ 738.658418][ T44] #0: ff110000091acd48 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 738.658753][ T44] #1: ffa00000000c7d30 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 738.659051][ T44] #2: ffffffffb3292a68 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_verify_work+0x12/0x30
[ 738.659258][ T44] 3 locks held by kworker/2:0/28:
[ 738.659380][ T44] 1 lock held by khungtaskd/44:
[ 738.659492][ T44] #0: ffffffffb2b78fc0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2b/0x1db
[ 738.659713][ T44] 2 locks held by ip/3484:
[ 738.659829][ T44] #0: ffffffffb3292a68 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x5df/0xb20
[ 738.660038][ T44] #1: ff11000008522c98 (&dev->lock){+.+.}-{4:4}, at: napi_enable+0x3b/0x80
[ 738.660239][ T44]
[ 738.660297][ T44] =============================================
[ 738.660297][ T44]
[ 743.242649][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 0 timed out 82433 ms
[ 743.243049][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 0, sq: output.0, vq: 0x1, name: output.0, 82433000 usecs ago
[ 748.362649][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 0 timed out 87553 ms
[ 748.363046][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 0, sq: output.0, vq: 0x1, name: output.0, 87553000 usecs ago
[ 754.506648][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 0 timed out 93697 ms
[ 754.507045][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 0, sq: output.0, vq: 0x1, name: output.0, 93697000 usecs ago
[ 760.138648][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 0 timed out 99329 ms
[ 760.139026][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 0, sq: output.0, vq: 0x1, name: output.0, 99329000 usecs ago
[ 765.258647][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 0 timed out 104449 ms
[ 765.259066][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 0, sq: output.0, vq: 0x1, name: output.0, 104449000 usecs ago
[ 770.378647][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 0 timed out 109569 ms
[ 770.379071][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 0, sq: output.0, vq: 0x1, name: output.0, 109569000 usecs ago
[ 776.522647][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 0 timed out 115713 ms
[ 776.523073][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 0, sq: output.0, vq: 0x1, name: output.0, 115713000 usecs ago
[ 782.154648][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 0 timed out 121345 ms
[ 782.155096][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 0, sq: output.0, vq: 0x1, name: output.0, 121345000 usecs ago
[ 787.274647][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 0 timed out 126465 ms
[ 787.275062][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 0, sq: output.0, vq: 0x1, name: output.0, 126465000 usecs ago
[ 792.394647][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 0 timed out 131585 ms
[ 792.395068][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 0, sq: output.0, vq: 0x1, name: output.0, 131585000 usecs ago
[ 798.538647][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 0 timed out 137729 ms
[ 798.539065][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 0, sq: output.0, vq: 0x1, name: output.0, 137729000 usecs ago
[ 804.170648][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 0 timed out 143361 ms
[ 804.171069][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 0, sq: output.0, vq: 0x1, name: output.0, 143361000 usecs ago
[ 809.290647][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 0 timed out 148481 ms
[ 809.291067][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 0, sq: output.0, vq: 0x1, name: output.0, 148481000 usecs ago
[ 814.410648][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 0 timed out 153601 ms
[ 814.411057][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 0, sq: output.0, vq: 0x1, name: output.0, 153601000 usecs ago
[ 820.554648][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 0 timed out 159745 ms
[ 820.555028][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 0, sq: output.0, vq: 0x1, name: output.0, 159745000 usecs ago
[ 826.186646][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 0 timed out 165377 ms
[ 826.187020][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 0, sq: output.0, vq: 0x1, name: output.0, 165377000 usecs ago
[ 831.306647][ C2] virtio_net virtio2 enp0s1: NETDEV WATCHDOG: CPU: 2: transmit queue 0 timed out 170497 ms
[ 831.307031][ C2] virtio_net virtio2 enp0s1: TX timeout on queue: 0, sq: output.0, vq: 0x1, name: output.0, 170497000 usecs ago