[ 247.122579][ T44] INFO: task ip:554 blocked for more than 122 seconds.
[ 247.123144][ T44] Not tainted 6.18.0-rc6-virtme #1
[ 247.123356][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 247.123716][ T44] task:ip state:D stack:24984 pid:554 tgid:554 ppid:549 task_flags:0x400100 flags:0x00080001
[ 247.124138][ T44] Call Trace:
[ 247.124309][ T44]
[ 247.124450][ T44] __schedule+0x88d/0x1b90
[ 247.124721][ T44] ? io_schedule_timeout+0x130/0x130
[ 247.124938][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 247.125180][ T44] ? __lock_release.isra.0+0x59/0x170
[ 247.125392][ T44] schedule+0xd4/0x260
[ 247.125605][ T44] schedule_preempt_disabled+0x18/0x30
[ 247.125847][ T44] __mutex_lock+0x9ae/0x1500
[ 247.126057][ T44] ? napi_enable+0x3b/0x80
[ 247.126271][ T44] ? virtqueue_add_inbuf_ctx+0x1850/0x1850
[ 247.126547][ T44] ? ww_mutex_lock+0x160/0x160
[ 247.126774][ T44] ? __asan_memset+0x27/0x50
[ 247.126983][ T44] ? sg_init_table+0x19/0x60
[ 247.127197][ T44] ? try_fill_recv+0x3ec/0x1750
[ 247.127414][ T44] ? napi_enable+0x3b/0x80
[ 247.127644][ T44] napi_enable+0x3b/0x80
[ 247.127823][ T44] __virtnet_rx_resume+0x156/0x290
[ 247.128035][ T44] ? queue_delayed_work_on+0x91/0x100
[ 247.128246][ T44] virtnet_rx_resume_all+0xe7/0x1a0
[ 247.128461][ T44] virtnet_xdp_set+0xef7/0x1aa0
[ 247.128704][ T44] ? virtnet_xdp_set+0x1aa0/0x1aa0
[ 247.128957][ T44] dev_xdp_install+0x3e4/0x8e0
[ 247.129184][ T44] ? netif_skb_check_for_xdp+0x600/0x600
[ 247.129738][ T44] dev_xdp_attach+0x50d/0x1330
[ 247.130010][ T44] ? bpf_xdp_link_update+0x6e0/0x6e0
[ 247.130247][ T44] ? __bpf_prog_get+0x320/0x320
[ 247.130514][ T44] dev_change_xdp_fd+0x182/0x240
[ 247.130760][ T44] do_setlink.isra.0+0x1c2d/0x2880
[ 247.131018][ T44] ? rtnl_newlink_create+0x900/0x900
[ 247.131249][ T44] ? rcu_lockdep_current_cpu_online+0x3e/0x1b0
[ 247.131517][ T44] ? rcu_read_lock_any_held+0x41/0xa0
[ 247.131752][ T44] ? validate_chain+0x287/0x5f0
[ 247.132014][ T44] ? rcu_read_lock_any_held+0x6b/0xa0
[ 247.132245][ T44] ? stack_depot_save_flags+0x3e1/0x6e0
[ 247.132465][ T44] ? __lock_acquire+0x34c/0x740
[ 247.132732][ T44] ? trace_lock_acquire+0x88/0xd0
[ 247.132986][ T44] ? perf_trace_sched_switch+0x6d0/0x6d0
[ 247.133219][ T44] ? lock_acquire+0x31/0x80
[ 247.133431][ T44] ? rtnl_newlink+0x5df/0xb20
[ 247.133676][ T44] ? rcu_is_watching+0x15/0xd0
[ 247.133928][ T44] ? rcu_is_watching+0x15/0xd0
[ 247.134173][ T44] ? trace_contention_end+0xd6/0x140
[ 247.134390][ T44] ? rtnl_newlink+0x5df/0xb20
[ 247.134643][ T44] ? __mutex_lock+0x32e/0x1500
[ 247.134905][ T44] ? ww_mutex_lock+0x160/0x160
[ 247.135125][ T44] ? nla_validate_int_range+0x5b0/0x5b0
[ 247.135341][ T44] ? __rtnl_newlink+0x3fa/0xa40
[ 247.135585][ T44] rtnl_newlink+0x637/0xb20
[ 247.135855][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 247.136089][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 247.136342][ T44] ? find_held_lock+0x2b/0x80
[ 247.136580][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 247.136848][ T44] ? __lock_release.isra.0+0x59/0x170
[ 247.137095][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 247.137307][ T44] rtnetlink_rcv_msg+0x6fe/0xb90
[ 247.137559][ T44] ? rtnl_port_fill+0x940/0x940
[ 247.137814][ T44] ? __lock_acquire+0x34c/0x740
[ 247.138060][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 247.138273][ T44] ? find_held_lock+0x2b/0x80
[ 247.138529][ T44] netlink_rcv_skb+0x123/0x380
[ 247.138740][ T44] ? rtnl_port_fill+0x940/0x940
[ 247.138971][ T44] ? netlink_ack+0xcc0/0xcc0
[ 247.139191][ T44] ? netlink_deliver_tap+0x13f/0x330
[ 247.139418][ T44] netlink_unicast+0x4a3/0x770
[ 247.139661][ T44] ? netlink_attachskb+0x810/0x810
[ 247.139881][ T44] ? __lock_acquire+0x34c/0x740
[ 247.140096][ T44] netlink_sendmsg+0x735/0xc60
[ 247.140309][ T44] ? netlink_unicast+0x770/0x770
[ 247.140548][ T44] ? __might_fault+0x97/0x140
[ 247.140778][ T44] ____sys_sendmsg+0x419/0x850
[ 247.140994][ T44] ? copy_msghdr_from_user+0x270/0x430
[ 247.141205][ T44] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 247.141453][ T44] ? move_addr_to_kernel+0x40/0x40
[ 247.141685][ T44] ? stack_depot_save_flags+0x3e1/0x6e0
[ 247.141907][ T44] ? validate_chain+0x287/0x5f0
[ 247.142128][ T44] ___sys_sendmsg+0xfd/0x180
[ 247.142328][ T44] ? __call_rcu_common.constprop.0+0xa5/0x680
[ 247.142594][ T44] ? copy_msghdr_from_user+0x430/0x430
[ 247.142845][ T44] __sys_sendmsg+0x124/0x1c0
[ 247.143060][ T44] ? __sys_sendmsg_sock+0x20/0x20
[ 247.143262][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 247.143467][ T44] ? __call_rcu_common.constprop.0+0x2fa/0x680
[ 247.143734][ T44] ? do_raw_spin_unlock+0x59/0x250
[ 247.143962][ T44] ? rcu_is_watching+0x15/0xd0
[ 247.144174][ T44] do_syscall_64+0xbb/0xfd0
[ 247.144385][ T44] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 247.144652][ T44] RIP: 0033:0x7f985b6adc5e
[ 247.144887][ T44] RSP: 002b:00007ffe28993470 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 247.145264][ T44] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f985b6adc5e
[ 247.145611][ T44] RDX: 0000000000000000 RSI: 00007ffe28993530 RDI: 0000000000000003
[ 247.145919][ T44] RBP: 00007ffe28993480 R08: 0000000000000000 R09: 0000000000000000
[ 247.146211][ T44] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe28993bf0
[ 247.146524][ T44] R13: 000000006926459f R14: 0000000000000000 R15: 0000000000499600
[ 247.146841][ T44]
[ 247.147029][ T44] INFO: task ip:554 is blocked on a mutex likely owned by task kworker/1:1:72.
[ 247.147345][ T44] task:kworker/1:1 state:D stack:27880 pid:72 tgid:72 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 247.147825][ T44] Workqueue: events refill_work
[ 247.148042][ T44] Call Trace:
[ 247.148213][ T44]
[ 247.148350][ T44] __schedule+0x88d/0x1b90
[ 247.148586][ T44] ? io_schedule_timeout+0x130/0x130
[ 247.148806][ T44] ? usleep_range_state+0xba/0x1b0
[ 247.149016][ T44] ? find_held_lock+0x2b/0x80
[ 247.149231][ T44] ? __lock_release.isra.0+0x59/0x170
[ 247.149441][ T44] ? usleep_range_state+0xba/0x1b0
[ 247.149686][ T44] schedule+0xd4/0x260
[ 247.149875][ T44] schedule_hrtimeout_range_clock+0x1da/0x2f0
[ 247.150124][ T44] ? schedule_timeout_idle+0xe0/0xe0
[ 247.150332][ T44] ? hrtimer_cb_get_time+0x90/0x90
[ 247.150560][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 247.150781][ T44] ? ktime_get+0x15e/0x220
[ 247.151011][ T44] ? kvm_clock_get_cycles+0x18/0x30
[ 247.151225][ T44] ? ktime_get+0xa9/0x220
[ 247.151405][ T44] usleep_range_state+0x133/0x1b0
[ 247.151646][ T44] ? schedule_hrtimeout+0x20/0x20
[ 247.151876][ T44] ? perf_trace_sched_switch+0x6d0/0x6d0
[ 247.152104][ T44] napi_disable_locked+0x379/0x5f0
[ 247.152326][ T44] ? _mutex_trylock_nest_lock+0x150/0x150
[ 247.152563][ T44] ? netdev_bind_sb_channel_queue+0x470/0x470
[ 247.152832][ T44] napi_disable+0x43/0x80
[ 247.153015][ T44] refill_work+0x116/0x210
[ 247.153248][ T44] process_one_work+0xd57/0x1390
[ 247.153472][ T44] ? pwq_dec_nr_in_flight+0x700/0x700
[ 247.153718][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 247.153953][ T44] ? assign_work+0x152/0x380
[ 247.154176][ T44] worker_thread+0x4d6/0xd40
[ 247.154420][ T44] ? process_one_work+0x1390/0x1390
[ 247.154678][ T44] ? __kthread_parkme+0xb3/0x200
[ 247.154923][ T44] ? process_one_work+0x1390/0x1390
[ 247.155158][ T44] kthread+0x355/0x5b0
[ 247.155336][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 247.155586][ T44] ? __lock_release.isra.0+0x59/0x170
[ 247.155833][ T44] ? rcu_is_watching+0x15/0xd0
[ 247.156045][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 247.156284][ T44] ret_from_fork+0x1d4/0x270
[ 247.156528][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 247.156734][ T44] ret_from_fork_asm+0x11/0x20
[ 247.156964][ T44]
[ 247.157136][ T44]
[ 247.157136][ T44] Showing all locks held in the system:
[ 247.157417][ T44] 1 lock held by khungtaskd/44:
[ 247.157637][ T44] #0: ffffffffa2578fc0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2b/0x1db
[ 247.157971][ T44] 3 locks held by kworker/u16:1/70:
[ 247.158169][ T44] #0: ff11000009314d48 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 247.158531][ T44] #1: ffa00000004b7d30 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 247.158990][ T44] #2: ffffffffa2c92a28 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_verify_work+0x12/0x30
[ 247.159313][ T44] 3 locks held by kworker/1:1/72:
[ 247.159550][ T44] #0: ff11000001139b48 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 247.159938][ T44] #1: ffa00000004d7d30 ((work_completion)(&(&vi->refill)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 247.160401][ T44] #2: ff11000008c82ca0 (&dev->lock){+.+.}-{4:4}, at: napi_disable+0x3b/0x80
[ 247.160809][ T44] 2 locks held by ip/554:
[ 247.161001][ T44] #0: ffffffffa2c92a28 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x5df/0xb20
[ 247.161344][ T44] #1: ff11000008c82ca0 (&dev->lock){+.+.}-{4:4}, at: napi_enable+0x3b/0x80
[ 247.161745][ T44]
[ 247.161870][ T44] =============================================
[ 247.161870][ T44]
[ 370.002556][ T44] INFO: task kworker/u16:1:70 blocked for more than 122 seconds.
[ 370.002889][ T44] Not tainted 6.18.0-rc6-virtme #1
[ 370.003053][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 370.003320][ T44] task:kworker/u16:1 state:D stack:27664 pid:70 tgid:70 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 370.003662][ T44] Workqueue: ipv6_addrconf addrconf_verify_work
[ 370.003878][ T44] Call Trace:
[ 370.004018][ T44]
[ 370.004134][ T44] __schedule+0x88d/0x1b90
[ 370.004311][ T44] ? io_schedule_timeout+0x130/0x130
[ 370.004477][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 370.004670][ T44] ? __lock_release.isra.0+0x59/0x170
[ 370.004842][ T44] ? __lock_release.isra.0+0x59/0x170
[ 370.005018][ T44] schedule+0xd4/0x260
[ 370.005170][ T44] schedule_preempt_disabled+0x18/0x30
[ 370.005331][ T44] __mutex_lock+0x9ae/0x1500
[ 370.005516][ T44] ? addrconf_verify_work+0x12/0x30
[ 370.005682][ T44] ? ww_mutex_lock+0x160/0x160
[ 370.005867][ T44] ? process_one_work+0xd16/0x1390
[ 370.006039][ T44] ? trace_lock_acquire+0x88/0xd0
[ 370.006225][ T44] ? trace_lock_acquire+0x88/0xd0
[ 370.006389][ T44] ? addrconf_verify_work+0x12/0x30
[ 370.006563][ T44] addrconf_verify_work+0x12/0x30
[ 370.006726][ T44] process_one_work+0xd57/0x1390
[ 370.006921][ T44] ? pwq_dec_nr_in_flight+0x700/0x700
[ 370.007130][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 370.007298][ T44] ? assign_work+0x152/0x380
[ 370.007468][ T44] worker_thread+0x4d6/0xd40
[ 370.007651][ T44] ? process_one_work+0x1390/0x1390
[ 370.007822][ T44] ? __kthread_parkme+0xb3/0x200
[ 370.008006][ T44] ? process_one_work+0x1390/0x1390
[ 370.008189][ T44] kthread+0x355/0x5b0
[ 370.008336][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 370.008516][ T44] ? __lock_release.isra.0+0x59/0x170
[ 370.008679][ T44] ? rcu_is_watching+0x15/0xd0
[ 370.008851][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 370.009027][ T44] ret_from_fork+0x1d4/0x270
[ 370.009209][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 370.009374][ T44] ret_from_fork_asm+0x11/0x20
[ 370.009559][ T44]
[ 370.009716][ T44] INFO: task kworker/u16:1:70 is blocked on a mutex likely owned by task ip:554.
[ 370.009994][ T44] INFO: task ip:554 blocked for more than 245 seconds.
[ 370.010195][ T44] Not tainted 6.18.0-rc6-virtme #1
[ 370.010350][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 370.010597][ T44] task:ip state:D stack:24984 pid:554 tgid:554 ppid:549 task_flags:0x400100 flags:0x00080001
[ 370.010937][ T44] Call Trace:
[ 370.011072][ T44]
[ 370.011198][ T44] __schedule+0x88d/0x1b90
[ 370.011367][ T44] ? io_schedule_timeout+0x130/0x130
[ 370.011548][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 370.011714][ T44] ? __lock_release.isra.0+0x59/0x170
[ 370.011899][ T44] schedule+0xd4/0x260
[ 370.012043][ T44] schedule_preempt_disabled+0x18/0x30
[ 370.012228][ T44] __mutex_lock+0x9ae/0x1500
[ 370.012392][ T44] ? napi_enable+0x3b/0x80
[ 370.012595][ T44] ? virtqueue_add_inbuf_ctx+0x1850/0x1850
[ 370.012783][ T44] ? ww_mutex_lock+0x160/0x160
[ 370.012972][ T44] ? __asan_memset+0x27/0x50
[ 370.013135][ T44] ? sg_init_table+0x19/0x60
[ 370.013297][ T44] ? try_fill_recv+0x3ec/0x1750
[ 370.013478][ T44] ? napi_enable+0x3b/0x80
[ 370.013651][ T44] napi_enable+0x3b/0x80
[ 370.013784][ T44] __virtnet_rx_resume+0x156/0x290
[ 370.013969][ T44] ? queue_delayed_work_on+0x91/0x100
[ 370.014132][ T44] virtnet_rx_resume_all+0xe7/0x1a0
[ 370.014293][ T44] virtnet_xdp_set+0xef7/0x1aa0
[ 370.014454][ T44] ? virtnet_xdp_set+0x1aa0/0x1aa0
[ 370.014628][ T44] dev_xdp_install+0x3e4/0x8e0
[ 370.014789][ T44] ? netif_skb_check_for_xdp+0x600/0x600
[ 370.014978][ T44] dev_xdp_attach+0x50d/0x1330
[ 370.015142][ T44] ? bpf_xdp_link_update+0x6e0/0x6e0
[ 370.015301][ T44] ? __bpf_prog_get+0x320/0x320
[ 370.015463][ T44] dev_change_xdp_fd+0x182/0x240
[ 370.015638][ T44] do_setlink.isra.0+0x1c2d/0x2880
[ 370.015811][ T44] ? rtnl_newlink_create+0x900/0x900
[ 370.015989][ T44] ? rcu_lockdep_current_cpu_online+0x3e/0x1b0
[ 370.016195][ T44] ? rcu_read_lock_any_held+0x41/0xa0
[ 370.016353][ T44] ? validate_chain+0x287/0x5f0
[ 370.016527][ T44] ? rcu_read_lock_any_held+0x6b/0xa0
[ 370.016681][ T44] ? stack_depot_save_flags+0x3e1/0x6e0
[ 370.016850][ T44] ? __lock_acquire+0x34c/0x740
[ 370.017029][ T44] ? trace_lock_acquire+0x88/0xd0
[ 370.017202][ T44] ? perf_trace_sched_switch+0x6d0/0x6d0
[ 370.017358][ T44] ? lock_acquire+0x31/0x80
[ 370.017529][ T44] ? rtnl_newlink+0x5df/0xb20
[ 370.017683][ T44] ? rcu_is_watching+0x15/0xd0
[ 370.017845][ T44] ? rcu_is_watching+0x15/0xd0
[ 370.018012][ T44] ? trace_contention_end+0xd6/0x140
[ 370.018192][ T44] ? rtnl_newlink+0x5df/0xb20
[ 370.018354][ T44] ? __mutex_lock+0x32e/0x1500
[ 370.018530][ T44] ? ww_mutex_lock+0x160/0x160
[ 370.018683][ T44] ? nla_validate_int_range+0x5b0/0x5b0
[ 370.018851][ T44] ? __rtnl_newlink+0x3fa/0xa40
[ 370.019026][ T44] rtnl_newlink+0x637/0xb20
[ 370.019205][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 370.019364][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 370.019537][ T44] ? find_held_lock+0x2b/0x80
[ 370.019695][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 370.019862][ T44] ? __lock_release.isra.0+0x59/0x170
[ 370.020026][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 370.020204][ T44] rtnetlink_rcv_msg+0x6fe/0xb90
[ 370.020364][ T44] ? rtnl_port_fill+0x940/0x940
[ 370.020533][ T44] ? __lock_acquire+0x34c/0x740
[ 370.020694][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 370.020868][ T44] ? find_held_lock+0x2b/0x80
[ 370.021029][ T44] netlink_rcv_skb+0x123/0x380
[ 370.021206][ T44] ? rtnl_port_fill+0x940/0x940
[ 370.021363][ T44] ? netlink_ack+0xcc0/0xcc0
[ 370.021537][ T44] ? netlink_deliver_tap+0x13f/0x330
[ 370.021697][ T44] netlink_unicast+0x4a3/0x770
[ 370.021866][ T44] ? netlink_attachskb+0x810/0x810
[ 370.022029][ T44] ? __lock_acquire+0x34c/0x740
[ 370.022215][ T44] netlink_sendmsg+0x735/0xc60
[ 370.022374][ T44] ? netlink_unicast+0x770/0x770
[ 370.022550][ T44] ? __might_fault+0x97/0x140
[ 370.022710][ T44] ____sys_sendmsg+0x419/0x850
[ 370.022880][ T44] ? copy_msghdr_from_user+0x270/0x430
[ 370.023039][ T44] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 370.023240][ T44] ? move_addr_to_kernel+0x40/0x40
[ 370.023403][ T44] ? stack_depot_save_flags+0x3e1/0x6e0
[ 370.023576][ T44] ? validate_chain+0x287/0x5f0
[ 370.023737][ T44] ___sys_sendmsg+0xfd/0x180
[ 370.023915][ T44] ? __call_rcu_common.constprop.0+0xa5/0x680
[ 370.024099][ T44] ? copy_msghdr_from_user+0x430/0x430
[ 370.024278][ T44] __sys_sendmsg+0x124/0x1c0
[ 370.024436][ T44] ? __sys_sendmsg_sock+0x20/0x20
[ 370.024611][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 370.024765][ T44] ? __call_rcu_common.constprop.0+0x2fa/0x680
[ 370.024976][ T44] ? do_raw_spin_unlock+0x59/0x250
[ 370.025137][ T44] ? rcu_is_watching+0x15/0xd0
[ 370.025296][ T44] do_syscall_64+0xbb/0xfd0
[ 370.025456][ T44] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 370.025652][ T44] RIP: 0033:0x7f985b6adc5e
[ 370.025826][ T44] RSP: 002b:00007ffe28993470 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 370.026050][ T44] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f985b6adc5e
[ 370.026276][ T44] RDX: 0000000000000000 RSI: 00007ffe28993530 RDI: 0000000000000003
[ 370.026501][ T44] RBP: 00007ffe28993480 R08: 0000000000000000 R09: 0000000000000000
[ 370.026708][ T44] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe28993bf0
[ 370.026947][ T44] R13: 000000006926459f R14: 0000000000000000 R15: 0000000000499600
[ 370.027179][ T44]
[ 370.027320][ T44] INFO: task ip:554 is blocked on a mutex likely owned by task kworker/1:1:72.
[ 370.027560][ T44] task:kworker/1:1 state:D stack:27880 pid:72 tgid:72 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 370.027862][ T44] Workqueue: events refill_work
[ 370.028028][ T44] Call Trace:
[ 370.028174][ T44]
[ 370.028280][ T44] __schedule+0x88d/0x1b90
[ 370.028440][ T44] ? io_schedule_timeout+0x130/0x130
[ 370.028614][ T44] ? usleep_range_state+0xba/0x1b0
[ 370.028770][ T44] ? find_held_lock+0x2b/0x80
[ 370.028951][ T44] ? __lock_release.isra.0+0x59/0x170
[ 370.029162][ T44] ? usleep_range_state+0xba/0x1b0
[ 370.029318][ T44] schedule+0xd4/0x260
[ 370.029449][ T44] schedule_hrtimeout_range_clock+0x1da/0x2f0
[ 370.029641][ T44] ? schedule_timeout_idle+0xe0/0xe0
[ 370.029797][ T44] ? hrtimer_cb_get_time+0x90/0x90
[ 370.029985][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 370.030156][ T44] ? ktime_get+0x15e/0x220
[ 370.030312][ T44] ? kvm_clock_get_cycles+0x18/0x30
[ 370.030468][ T44] ? ktime_get+0xa9/0x220
[ 370.030615][ T44] usleep_range_state+0x133/0x1b0
[ 370.030773][ T44] ? schedule_hrtimeout+0x20/0x20
[ 370.030957][ T44] ? perf_trace_sched_switch+0x6d0/0x6d0
[ 370.031121][ T44] napi_disable_locked+0x379/0x5f0
[ 370.031283][ T44] ? _mutex_trylock_nest_lock+0x150/0x150
[ 370.031444][ T44] ? netdev_bind_sb_channel_queue+0x470/0x470
[ 370.031642][ T44] napi_disable+0x43/0x80
[ 370.031773][ T44] refill_work+0x116/0x210
[ 370.031959][ T44] process_one_work+0xd57/0x1390
[ 370.032127][ T44] ? pwq_dec_nr_in_flight+0x700/0x700
[ 370.032287][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 370.032446][ T44] ? assign_work+0x152/0x380
[ 370.032620][ T44] worker_thread+0x4d6/0xd40
[ 370.032781][ T44] ? process_one_work+0x1390/0x1390
[ 370.032965][ T44] ? __kthread_parkme+0xb3/0x200
[ 370.033131][ T44] ? process_one_work+0x1390/0x1390
[ 370.033291][ T44] kthread+0x355/0x5b0
[ 370.033423][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 370.033596][ T44] ? __lock_release.isra.0+0x59/0x170
[ 370.033760][ T44] ? rcu_is_watching+0x15/0xd0
[ 370.033945][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 370.034107][ T44] ret_from_fork+0x1d4/0x270
[ 370.034276][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 370.034433][ T44] ret_from_fork_asm+0x11/0x20
[ 370.034612][ T44]
[ 370.034745][ T44]
[ 370.034745][ T44] Showing all locks held in the system:
[ 370.034987][ T44] 1 lock held by khungtaskd/44:
[ 370.035155][ T44] #0: ffffffffa2578fc0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2b/0x1db
[ 370.035397][ T44] 3 locks held by kworker/u16:1/70:
[ 370.035559][ T44] #0: ff11000009314d48 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 370.035821][ T44] #1: ffa00000004b7d30 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 370.036152][ T44] #2: ffffffffa2c92a28 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_verify_work+0x12/0x30
[ 370.036386][ T44] 3 locks held by kworker/1:1/72:
[ 370.036552][ T44] #0: ff11000001139b48 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 370.036817][ T44] #1: ffa00000004d7d30 ((work_completion)(&(&vi->refill)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 370.037121][ T44] #2: ff11000008c82ca0 (&dev->lock){+.+.}-{4:4}, at: napi_disable+0x3b/0x80
[ 370.037361][ T44] 2 locks held by ip/554:
[ 370.037503][ T44] #0: ffffffffa2c92a28 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x5df/0xb20
[ 370.037731][ T44] #1: ff11000008c82ca0 (&dev->lock){+.+.}-{4:4}, at: napi_enable+0x3b/0x80
[ 370.037994][ T44]
[ 370.038095][ T44] =============================================
[ 370.038095][ T44]