[ 861.522197][ T44] INFO: task kworker/u16:0:12 blocked for more than 122 seconds.
[ 861.522643][ T44] Not tainted 6.18.0-virtme #1
[ 861.522778][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 861.523007][ T44] task:kworker/u16:0 state:D stack:26832 pid:12 tgid:12 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 861.523324][ T44] Workqueue: ipv6_addrconf addrconf_verify_work
[ 861.523488][ T44] Call Trace:
[ 861.523596][ T44]
[ 861.523665][ T44] __schedule+0xae2/0x1720
[ 861.523803][ T44] ? io_schedule_timeout+0x130/0x130
[ 861.523924][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.524054][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.524191][ T44] schedule+0xd4/0x260
[ 861.524281][ T44] schedule_preempt_disabled+0x18/0x30
[ 861.524405][ T44] __mutex_lock+0xd76/0x1f20
[ 861.524532][ T44] ? addrconf_verify_work+0x12/0x30
[ 861.524662][ T44] ? ww_mutex_lock+0x160/0x160
[ 861.524784][ T44] ? process_one_work+0xd16/0x1390
[ 861.524912][ T44] ? rcu_is_watching+0x15/0xd0
[ 861.525031][ T44] ? rcu_is_watching+0x15/0xd0
[ 861.525155][ T44] ? addrconf_verify_work+0x12/0x30
[ 861.525295][ T44] addrconf_verify_work+0x12/0x30
[ 861.525420][ T44] process_one_work+0xd57/0x1390
[ 861.525556][ T44] ? pwq_dec_nr_in_flight+0x700/0x700
[ 861.525675][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 861.525808][ T44] ? assign_work+0x152/0x380
[ 861.525926][ T44] worker_thread+0x4d6/0xd40
[ 861.526056][ T44] ? process_one_work+0x1390/0x1390
[ 861.526592][ T44] kthread+0x355/0x5b0
[ 861.526686][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 861.526818][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.526937][ T44] ? rcu_is_watching+0x15/0xd0
[ 861.527070][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 861.527203][ T44] ret_from_fork+0x3fb/0x510
[ 861.527326][ T44] ? arch_exit_to_user_mode_prepare.isra.0+0x140/0x140
[ 861.527482][ T44] ? __switch_to+0x602/0xd00
[ 861.527608][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 861.527736][ T44] ret_from_fork_asm+0x11/0x20
[ 861.527860][ T44]
[ 861.528001][ T44] INFO: task kworker/u16:0:12 is blocked on a mutex likely owned by task ip:6097.
[ 861.528235][ T44] INFO: task ip:6097 blocked for more than 122 seconds.
[ 861.528383][ T44] Not tainted 6.18.0-virtme #1
[ 861.528502][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 861.528713][ T44] task:ip state:D stack:25088 pid:6097 tgid:6097 ppid:6092 task_flags:0x400100 flags:0x00080000
[ 861.528981][ T44] Call Trace:
[ 861.529078][ T44]
[ 861.529145][ T44] __schedule+0xae2/0x1720
[ 861.529275][ T44] ? io_schedule_timeout+0x130/0x130
[ 861.529394][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.529522][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.529648][ T44] schedule+0xd4/0x260
[ 861.529746][ T44] schedule_preempt_disabled+0x18/0x30
[ 861.529865][ T44] __mutex_lock+0xd76/0x1f20
[ 861.529992][ T44] ? napi_enable+0x3b/0x80
[ 861.530115][ T44] ? ww_mutex_lock+0x160/0x160
[ 861.530245][ T44] ? __asan_memset+0x27/0x50
[ 861.530365][ T44] ? sg_init_table+0x19/0x60
[ 861.530497][ T44] ? try_fill_recv+0x3ec/0x1750
[ 861.530623][ T44] ? napi_enable+0x3b/0x80
[ 861.530747][ T44] napi_enable+0x3b/0x80
[ 861.530840][ T44] __virtnet_rx_resume+0x156/0x290
[ 861.530969][ T44] ? queue_delayed_work_on+0x91/0x100
[ 861.531089][ T44] virtnet_rx_resume_all+0xe7/0x1a0
[ 861.531216][ T44] virtnet_xdp_set+0xef7/0x1aa0
[ 861.531345][ T44] ? virtnet_xdp_set+0x1aa0/0x1aa0
[ 861.531471][ T44] dev_xdp_install+0x3e4/0x890
[ 861.531596][ T44] ? alloc_netdev_dummy+0x30/0x30
[ 861.531729][ T44] dev_xdp_attach+0x50d/0x1310
[ 861.531847][ T44] ? bpf_xdp_link_update+0x6e0/0x6e0
[ 861.531988][ T44] ? __bpf_prog_get+0x320/0x320
[ 861.532110][ T44] dev_change_xdp_fd+0x176/0x210
[ 861.532247][ T44] do_setlink.isra.0+0x1c2d/0x2880
[ 861.532372][ T44] ? rtnl_newlink_create+0x900/0x900
[ 861.532500][ T44] ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[ 861.532652][ T44] ? rcu_read_lock_any_held+0x3c/0x90
[ 861.532787][ T44] ? validate_chain+0x30f/0x8e0
[ 861.532904][ T44] ? rcu_read_lock_any_held+0x66/0x90
[ 861.533027][ T44] ? stack_depot_save_flags+0x3e1/0x6e0
[ 861.533147][ T44] ? __lock_acquire+0x577/0xc10
[ 861.533278][ T44] ? perf_trace_sched_switch+0x6d0/0x6d0
[ 861.533398][ T44] ? rtnl_newlink+0x5f9/0xb40
[ 861.533533][ T44] ? lock_acquire+0x10a/0x150
[ 861.533708][ T44] ? rcu_is_watching+0x15/0xd0
[ 861.533837][ T44] ? rcu_is_watching+0x15/0xd0
[ 861.533957][ T44] ? trace_contention_end+0xd6/0x110
[ 861.534081][ T44] ? __mutex_lock+0x285/0x1f20
[ 861.534213][ T44] ? rtnl_newlink+0x5f9/0xb40
[ 861.534332][ T44] ? ww_mutex_lock+0x160/0x160
[ 861.534458][ T44] ? nla_validate_int_range+0x5b0/0x5b0
[ 861.534587][ T44] ? __rtnl_newlink+0x3fa/0xa40
[ 861.534723][ T44] rtnl_newlink+0x649/0xb40
[ 861.534843][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.534967][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 861.535084][ T44] ? __lock_acquire+0x577/0xc10
[ 861.535211][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 861.535328][ T44] ? find_held_lock+0x2b/0x80
[ 861.535452][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 861.535580][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.535706][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 861.535826][ T44] rtnetlink_rcv_msg+0x6fe/0xb90
[ 861.535953][ T44] ? rtnl_port_fill+0x940/0x940
[ 861.536070][ T44] ? __lock_acquire+0x577/0xc10
[ 861.536195][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 861.536313][ T44] ? find_held_lock+0x2b/0x80
[ 861.536439][ T44] netlink_rcv_skb+0x123/0x380
[ 861.536570][ T44] ? rtnl_port_fill+0x940/0x940
[ 861.536697][ T44] ? netlink_ack+0xcc0/0xcc0
[ 861.536818][ T44] ? netlink_deliver_tap+0xc5/0x330
[ 861.536942][ T44] ? netlink_deliver_tap+0x13f/0x330
[ 861.537062][ T44] netlink_unicast+0x4a3/0x770
[ 861.537187][ T44] ? netlink_attachskb+0x810/0x810
[ 861.537303][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 861.537433][ T44] ? __lock_acquire+0x577/0xc10
[ 861.537556][ T44] netlink_sendmsg+0x735/0xc60
[ 861.537682][ T44] ? netlink_unicast+0x770/0x770
[ 861.537803][ T44] ____sys_sendmsg+0x419/0x850
[ 861.537928][ T44] ? copy_msghdr_from_user+0x270/0x430
[ 861.538044][ T44] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 861.538197][ T44] ? move_addr_to_kernel+0x40/0x40
[ 861.538318][ T44] ? stack_depot_save_flags+0x3e1/0x6e0
[ 861.538441][ T44] ? rcu_read_lock_any_held+0x3c/0x90
[ 861.538561][ T44] ___sys_sendmsg+0xfd/0x180
[ 861.538684][ T44] ? __call_rcu_common.constprop.0+0xa6/0xa00
[ 861.538831][ T44] ? copy_msghdr_from_user+0x430/0x430
[ 861.538968][ T44] __sys_sendmsg+0x124/0x1c0
[ 861.539086][ T44] ? __sys_sendmsg_sock+0x20/0x20
[ 861.539217][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 861.539334][ T44] ? __call_rcu_common.constprop.0+0x3bd/0xa00
[ 861.539489][ T44] ? do_raw_spin_unlock+0x59/0x250
[ 861.539613][ T44] ? rcu_is_watching+0x15/0xd0
[ 861.539739][ T44] do_syscall_64+0xbd/0xfc0
[ 861.539859][ T44] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 861.540010][ T44] RIP: 0033:0x7f4184a85c5e
[ 861.540145][ T44] RSP: 002b:00007fff47ff5ee0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 861.540335][ T44] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4184a85c5e
[ 861.540512][ T44] RDX: 0000000000000000 RSI: 00007fff47ff5fa0 RDI: 0000000000000003
[ 861.540706][ T44] RBP: 00007fff47ff5ef0 R08: 0000000000000000 R09: 0000000000000000
[ 861.540884][ T44] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff47ff6660
[ 861.541078][ T44] R13: 0000000069322716 R14: 0000000000000000 R15: 0000000000499600
[ 861.541271][ T44]
[ 861.541364][ T44] INFO: task ip:6097 is blocked on a mutex likely owned by task kworker/3:0:33.
[ 861.541568][ T44] task:kworker/3:0 state:D stack:28096 pid:33 tgid:33 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 861.541836][ T44] Workqueue: events refill_work
[ 861.541954][ T44] Call Trace:
[ 861.542051][ T44]
[ 861.542114][ T44] __schedule+0xae2/0x1720
[ 861.542244][ T44] ? usleep_range_state+0xba/0x1b0
[ 861.542361][ T44] ? io_schedule_timeout+0x130/0x130
[ 861.542486][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.542610][ T44] ? usleep_range_state+0xba/0x1b0
[ 861.542738][ T44] schedule+0xd4/0x260
[ 861.542828][ T44] schedule_hrtimeout_range_clock+0x1da/0x2f0
[ 861.542981][ T44] ? schedule_timeout_idle+0xe0/0xe0
[ 861.543098][ T44] ? __hrtimer_cb_get_time+0x50/0x50
[ 861.543227][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 861.543343][ T44] ? ktime_get+0x15e/0x220
[ 861.543471][ T44] ? kvm_clock_get_cycles+0x18/0x30
[ 861.543597][ T44] ? ktime_get+0xa9/0x220
[ 861.543696][ T44] usleep_range_state+0x133/0x1b0
[ 861.543815][ T44] ? schedule_hrtimeout+0x20/0x20
[ 861.543941][ T44] ? perf_trace_sched_switch+0x6d0/0x6d0
[ 861.544057][ T44] ? refill_work+0x149/0x210
[ 861.544185][ T44] napi_disable_locked+0x379/0x5f0
[ 861.544303][ T44] ? _mutex_trylock_nest_lock+0x340/0x340
[ 861.544428][ T44] ? netdev_bind_sb_channel_queue+0x470/0x470
[ 861.544583][ T44] napi_disable+0x43/0x80
[ 861.544681][ T44] refill_work+0x116/0x210
[ 861.544800][ T44] process_one_work+0xd57/0x1390
[ 861.544928][ T44] ? pwq_dec_nr_in_flight+0x700/0x700
[ 861.545046][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 861.545176][ T44] ? assign_work+0x152/0x380
[ 861.545297][ T44] worker_thread+0x4d6/0xd40
[ 861.545425][ T44] ? process_one_work+0x1390/0x1390
[ 861.545547][ T44] kthread+0x355/0x5b0
[ 861.545644][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 861.545764][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.545890][ T44] ? rcu_is_watching+0x15/0xd0
[ 861.546007][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 861.546134][ T44] ret_from_fork+0x3fb/0x510
[ 861.546261][ T44] ? arch_exit_to_user_mode_prepare.isra.0+0x140/0x140
[ 861.546405][ T44] ? __switch_to+0x602/0xd00
[ 861.546535][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 861.546651][ T44] ret_from_fork_asm+0x11/0x20
[ 861.546781][ T44]
[ 861.546878][ T44]
[ 861.546878][ T44] Showing all locks held in the system:
[ 861.547066][ T44] 3 locks held by kworker/u16:0/12:
[ 861.547287][ T44] #0: ff1100000926e548 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 861.547529][ T44] #1: ffa00000000c7cc0 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 861.547818][ T44] #2: ffffffff8ca78aa8 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_verify_work+0x12/0x30
[ 861.548028][ T44] 3 locks held by kworker/3:0/33:
[ 861.548138][ T44] #0: ff11000001139b48 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 861.548369][ T44] #1: ffa0000000257cc0 ((work_completion)(&(&vi->refill)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 861.548634][ T44] #2: ff11000008cb2c98 (&dev->lock){+.+.}-{4:4}, at: napi_disable+0x3b/0x80
[ 861.548845][ T44] 1 lock held by khungtaskd/44:
[ 861.548957][ T44] #0: ffffffff8c370ba0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire.constprop.0+0x7/0x30
[ 861.549206][ T44] 2 locks held by ip/6097:
[ 861.549319][ T44] #0: ffffffff8ca78aa8 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x5f9/0xb40
[ 861.549529][ T44] #1: ff11000008cb2c98 (&dev->lock){+.+.}-{4:4}, at: napi_enable+0x3b/0x80
[ 861.549739][ T44]
[ 861.549798][ T44] =============================================
[ 861.549798][ T44]
[ 984.402199][ T44] INFO: task kworker/u16:0:12 blocked for more than 245 seconds.
[ 984.402536][ T44] Not tainted 6.18.0-virtme #1
[ 984.402676][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 984.402913][ T44] task:kworker/u16:0 state:D stack:26832 pid:12 tgid:12 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 984.403264][ T44] Workqueue: ipv6_addrconf addrconf_verify_work
[ 984.403438][ T44] Call Trace:
[ 984.403545][ T44]
[ 984.403616][ T44] __schedule+0xae2/0x1720
[ 984.403761][ T44] ? io_schedule_timeout+0x130/0x130
[ 984.403887][ T44] ? __lock_release.isra.0+0x59/0x170
[ 984.404040][ T44] ? __lock_release.isra.0+0x59/0x170
[ 984.404182][ T44] schedule+0xd4/0x260
[ 984.404282][ T44] schedule_preempt_disabled+0x18/0x30
[ 984.404420][ T44] __mutex_lock+0xd76/0x1f20
[ 984.404553][ T44] ? addrconf_verify_work+0x12/0x30
[ 984.404684][ T44] ? ww_mutex_lock+0x160/0x160
[ 984.404809][ T44] ? process_one_work+0xd16/0x1390
[ 984.404957][ T44] ? rcu_is_watching+0x15/0xd0
[ 984.405090][ T44] ? rcu_is_watching+0x15/0xd0
[ 984.405229][ T44] ? addrconf_verify_work+0x12/0x30
[ 984.405352][ T44] addrconf_verify_work+0x12/0x30
[ 984.405485][ T44] process_one_work+0xd57/0x1390
[ 984.405606][ T44] ? pwq_dec_nr_in_flight+0x700/0x700
[ 984.405728][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 984.405851][ T44] ? assign_work+0x152/0x380
[ 984.405982][ T44] worker_thread+0x4d6/0xd40
[ 984.406113][ T44] ? process_one_work+0x1390/0x1390
[ 984.406239][ T44] kthread+0x355/0x5b0
[ 984.406328][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 984.406455][ T44] ? __lock_release.isra.0+0x59/0x170
[ 984.406570][ T44] ? rcu_is_watching+0x15/0xd0
[ 984.406694][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 984.406815][ T44] ret_from_fork+0x3fb/0x510
[ 984.406939][ T44] ? arch_exit_to_user_mode_prepare.isra.0+0x140/0x140
[ 984.407091][ T44] ? __switch_to+0x602/0xd00
[ 984.407222][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 984.407338][ T44] ret_from_fork_asm+0x11/0x20
[ 984.407467][ T44]
[ 984.407590][ T44] INFO: task kworker/u16:0:12 is blocked on a mutex likely owned by task ip:6097.
[ 984.407813][ T44] INFO: task ip:6097 blocked for more than 245 seconds.
[ 984.407946][ T44] Not tainted 6.18.0-virtme #1
[ 984.408069][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 984.408264][ T44] task:ip state:D stack:25088 pid:6097 tgid:6097 ppid:6092 task_flags:0x400100 flags:0x00080000
[ 984.408525][ T44] Call Trace:
[ 984.408616][ T44]
[ 984.408675][ T44] __schedule+0xae2/0x1720
[ 984.408800][ T44] ? io_schedule_timeout+0x130/0x130
[ 984.408916][ T44] ? __lock_release.isra.0+0x59/0x170
[ 984.409046][ T44] ? __lock_release.isra.0+0x59/0x170
[ 984.409164][ T44] schedule+0xd4/0x260
[ 984.409263][ T44] schedule_preempt_disabled+0x18/0x30
[ 984.409388][ T44] __mutex_lock+0xd76/0x1f20
[ 984.409507][ T44] ? napi_enable+0x3b/0x80
[ 984.409631][ T44] ? ww_mutex_lock+0x160/0x160
[ 984.409750][ T44] ? __asan_memset+0x27/0x50
[ 984.409874][ T44] ? sg_init_table+0x19/0x60
[ 984.410000][ T44] ? try_fill_recv+0x3ec/0x1750
[ 984.410134][ T44] ? napi_enable+0x3b/0x80
[ 984.410259][ T44] napi_enable+0x3b/0x80
[ 984.410348][ T44] __virtnet_rx_resume+0x156/0x290
[ 984.410490][ T44] ? queue_delayed_work_on+0x91/0x100
[ 984.410607][ T44] virtnet_rx_resume_all+0xe7/0x1a0
[ 984.410731][ T44] virtnet_xdp_set+0xef7/0x1aa0
[ 984.410860][ T44] ? virtnet_xdp_set+0x1aa0/0x1aa0
[ 984.410991][ T44] dev_xdp_install+0x3e4/0x890
[ 984.411111][ T44] ? alloc_netdev_dummy+0x30/0x30
[ 984.411241][ T44] dev_xdp_attach+0x50d/0x1310
[ 984.411364][ T44] ? bpf_xdp_link_update+0x6e0/0x6e0
[ 984.411488][ T44] ? __bpf_prog_get+0x320/0x320
[ 984.411607][ T44] dev_change_xdp_fd+0x176/0x210
[ 984.411731][ T44] do_setlink.isra.0+0x1c2d/0x2880
[ 984.411851][ T44] ? rtnl_newlink_create+0x900/0x900
[ 984.411978][ T44] ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[ 984.412130][ T44] ? rcu_read_lock_any_held+0x3c/0x90
[ 984.412263][ T44] ? validate_chain+0x30f/0x8e0
[ 984.412377][ T44] ? rcu_read_lock_any_held+0x66/0x90
[ 984.412501][ T44] ? stack_depot_save_flags+0x3e1/0x6e0
[ 984.412618][ T44] ? __lock_acquire+0x577/0xc10
[ 984.412744][ T44] ? perf_trace_sched_switch+0x6d0/0x6d0
[ 984.412860][ T44] ? rtnl_newlink+0x5f9/0xb40
[ 984.412985][ T44] ? lock_acquire+0x10a/0x150
[ 984.413109][ T44] ? rcu_is_watching+0x15/0xd0
[ 984.413232][ T44] ? rcu_is_watching+0x15/0xd0
[ 984.413347][ T44] ? trace_contention_end+0xd6/0x110
[ 984.413471][ T44] ? __mutex_lock+0x285/0x1f20
[ 984.413587][ T44] ? rtnl_newlink+0x5f9/0xb40
[ 984.413711][ T44] ? ww_mutex_lock+0x160/0x160
[ 984.413827][ T44] ? nla_validate_int_range+0x5b0/0x5b0
[ 984.413960][ T44] ? __rtnl_newlink+0x3fa/0xa40
[ 984.414088][ T44] rtnl_newlink+0x649/0xb40
[ 984.414221][ T44] ? __lock_release.isra.0+0x59/0x170
[ 984.414335][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 984.414460][ T44] ? __lock_acquire+0x577/0xc10
[ 984.414581][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 984.414704][ T44] ? find_held_lock+0x2b/0x80
[ 984.414820][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 984.414944][ T44] ? __lock_release.isra.0+0x59/0x170
[ 984.415070][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 984.415195][ T44] rtnetlink_rcv_msg+0x6fe/0xb90
[ 984.415312][ T44] ? rtnl_port_fill+0x940/0x940
[ 984.415434][ T44] ? __lock_acquire+0x577/0xc10
[ 984.415552][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 984.415673][ T44] ? find_held_lock+0x2b/0x80
[ 984.415790][ T44] netlink_rcv_skb+0x123/0x380
[ 984.415918][ T44] ? rtnl_port_fill+0x940/0x940
[ 984.416045][ T44] ? netlink_ack+0xcc0/0xcc0
[ 984.416178][ T44] ? netlink_deliver_tap+0xc5/0x330
[ 984.416293][ T44] ? netlink_deliver_tap+0x13f/0x330
[ 984.416418][ T44] netlink_unicast+0x4a3/0x770
[ 984.416537][ T44] ? netlink_attachskb+0x810/0x810
[ 984.416662][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 984.416779][ T44] ? __lock_acquire+0x577/0xc10
[ 984.416902][ T44] netlink_sendmsg+0x735/0xc60
[ 984.417026][ T44] ? netlink_unicast+0x770/0x770
[ 984.417153][ T44] ____sys_sendmsg+0x419/0x850
[ 984.417280][ T44] ? copy_msghdr_from_user+0x270/0x430
[ 984.417394][ T44] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 984.417548][ T44] ? move_addr_to_kernel+0x40/0x40
[ 984.417670][ T44] ? stack_depot_save_flags+0x3e1/0x6e0
[ 984.417792][ T44] ? rcu_read_lock_any_held+0x3c/0x90
[ 984.417911][ T44] ___sys_sendmsg+0xfd/0x180
[ 984.418039][ T44] ? __call_rcu_common.constprop.0+0xa6/0xa00
[ 984.418197][ T44] ? copy_msghdr_from_user+0x430/0x430
[ 984.418325][ T44] __sys_sendmsg+0x124/0x1c0
[ 984.418449][ T44] ? __sys_sendmsg_sock+0x20/0x20
[ 984.418568][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 984.418688][ T44] ? __call_rcu_common.constprop.0+0x3bd/0xa00
[ 984.418834][ T44] ? do_raw_spin_unlock+0x59/0x250
[ 984.418960][ T44] ? rcu_is_watching+0x15/0xd0
[ 984.419087][ T44] do_syscall_64+0xbd/0xfc0
[ 984.419217][ T44] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 984.419362][ T44] RIP: 0033:0x7f4184a85c5e
[ 984.419502][ T44] RSP: 002b:00007fff47ff5ee0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 984.419680][ T44] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4184a85c5e
[ 984.419862][ T44] RDX: 0000000000000000 RSI: 00007fff47ff5fa0 RDI: 0000000000000003
[ 984.420050][ T44] RBP: 00007fff47ff5ef0 R08: 0000000000000000 R09: 0000000000000000
[ 984.420234][ T44] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff47ff6660
[ 984.420407][ T44] R13: 0000000069322716 R14: 0000000000000000 R15: 0000000000499600
[ 984.420592][ T44]
[ 984.420684][ T44] INFO: task ip:6097 is blocked on a mutex likely owned by task kworker/3:0:33.
[ 984.420881][ T44] task:kworker/3:0 state:D stack:28096 pid:33 tgid:33 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 984.421150][ T44] Workqueue: events refill_work
[ 984.421275][ T44] Call Trace:
[ 984.421361][ T44]
[ 984.421422][ T44] __schedule+0xae2/0x1720
[ 984.421545][ T44] ? usleep_range_state+0xba/0x1b0
[ 984.421661][ T44] ? io_schedule_timeout+0x130/0x130
[ 984.421783][ T44] ? __lock_release.isra.0+0x59/0x170
[ 984.421905][ T44] ? usleep_range_state+0xba/0x1b0
[ 984.422032][ T44] schedule+0xd4/0x260
[ 984.422120][ T44] schedule_hrtimeout_range_clock+0x1da/0x2f0
[ 984.422282][ T44] ? schedule_timeout_idle+0xe0/0xe0
[ 984.422400][ T44] ? __hrtimer_cb_get_time+0x50/0x50
[ 984.422524][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 984.422638][ T44] ? ktime_get+0x15e/0x220
[ 984.422763][ T44] ? kvm_clock_get_cycles+0x18/0x30
[ 984.422880][ T44] ? ktime_get+0xa9/0x220
[ 984.422979][ T44] usleep_range_state+0x133/0x1b0
[ 984.423101][ T44] ? schedule_hrtimeout+0x20/0x20
[ 984.423227][ T44] ? perf_trace_sched_switch+0x6d0/0x6d0
[ 984.423342][ T44] ? refill_work+0x149/0x210
[ 984.423468][ T44] napi_disable_locked+0x379/0x5f0
[ 984.423588][ T44] ? _mutex_trylock_nest_lock+0x340/0x340
[ 984.423709][ T44] ? netdev_bind_sb_channel_queue+0x470/0x470
[ 984.423854][ T44] napi_disable+0x43/0x80
[ 984.423949][ T44] refill_work+0x116/0x210
[ 984.424074][ T44] process_one_work+0xd57/0x1390
[ 984.424203][ T44] ? pwq_dec_nr_in_flight+0x700/0x700
[ 984.424319][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 984.424447][ T44] ? assign_work+0x152/0x380
[ 984.424565][ T44] worker_thread+0x4d6/0xd40
[ 984.424691][ T44] ? process_one_work+0x1390/0x1390
[ 984.424807][ T44] kthread+0x355/0x5b0
[ 984.424903][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 984.425026][ T44] ? __lock_release.isra.0+0x59/0x170
[ 984.425148][ T44] ? rcu_is_watching+0x15/0xd0
[ 984.425278][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 984.425402][ T44] ret_from_fork+0x3fb/0x510
[ 984.425526][ T44] ? arch_exit_to_user_mode_prepare.isra.0+0x140/0x140
[ 984.425669][ T44] ? __switch_to+0x602/0xd00
[ 984.425793][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 984.425909][ T44] ret_from_fork_asm+0x11/0x20
[ 984.426043][ T44]
[ 984.426137][ T44]
[ 984.426137][ T44] Showing all locks held in the system:
[ 984.426404][ T44] 3 locks held by kworker/u16:0/12:
[ 984.426515][ T44] #0: ff1100000926e548 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 984.426747][ T44] #1: ffa00000000c7cc0 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 984.427036][ T44] #2: ffffffff8ca78aa8 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_verify_work+0x12/0x30
[ 984.427248][ T44] 3 locks held by kworker/3:0/33:
[ 984.427356][ T44] #0: ff11000001139b48 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 984.427587][ T44] #1: ffa0000000257cc0 ((work_completion)(&(&vi->refill)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 984.427846][ T44] #2: ff11000008cb2c98 (&dev->lock){+.+.}-{4:4}, at: napi_disable+0x3b/0x80
[ 984.428061][ T44] 1 lock held by khungtaskd/44:
[ 984.428184][ T44] #0: ffffffff8c370ba0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire.constprop.0+0x7/0x30
[ 984.428423][ T44] 2 locks held by ip/6097:
[ 984.428533][ T44] #0: ffffffff8ca78aa8 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x5f9/0xb40
[ 984.428732][ T44] #1: ff11000008cb2c98 (&dev->lock){+.+.}-{4:4}, at: napi_enable+0x3b/0x80
[ 984.428927][ T44]
[ 984.428995][ T44] =============================================
[ 984.428995][ T44]