[ 738.634619][ T44] INFO: task ip:5810 blocked for more than 122 seconds.
[ 738.634969][ T44] Not tainted 6.19.0-rc1-virtme #1
[ 738.635125][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 738.635391][ T44] task:ip state:D stack:25600 pid:5810 tgid:5810 ppid:5803 task_flags:0x400100 flags:0x00080000
[ 738.635757][ T44] Call Trace:
[ 738.635888][ T44]
[ 738.635968][ T44] __schedule+0xae2/0x1720
[ 738.636102][ T44] ? io_schedule_timeout+0x130/0x130
[ 738.636230][ T44] ? __lock_release.isra.0+0x59/0x170
[ 738.636358][ T44] ? __lock_release.isra.0+0x59/0x170
[ 738.636483][ T44] schedule+0xd4/0x260
[ 738.636589][ T44] schedule_preempt_disabled+0x18/0x30
[ 738.636711][ T44] __mutex_lock+0xd76/0x1f20
[ 738.636838][ T44] ? napi_enable+0x3b/0x80
[ 738.636963][ T44] ? ww_mutex_lock+0x160/0x160
[ 738.637082][ T44] ? __asan_memset+0x27/0x50
[ 738.637201][ T44] ? sg_init_table+0x19/0x60
[ 738.637323][ T44] ? try_fill_recv+0x3ec/0x1750
[ 738.637445][ T44] ? napi_enable+0x3b/0x80
[ 738.637565][ T44] napi_enable+0x3b/0x80
[ 738.637663][ T44] __virtnet_rx_resume+0x156/0x290
[ 738.637781][ T44] ? queue_delayed_work_on+0x91/0x100
[ 738.637904][ T44] virtnet_rx_resume_all+0xe7/0x1a0
[ 738.638025][ T44] virtnet_xdp_set+0xef7/0x1aa0
[ 738.638144][ T44] ? virtnet_xdp_set+0x1aa0/0x1aa0
[ 738.638257][ T44] dev_xdp_install+0x4ba/0x890
[ 738.638373][ T44] ? netif_set_xps_queue+0x40/0x40
[ 738.638492][ T44] dev_xdp_attach+0x50d/0x1310
[ 738.638619][ T44] ? bpf_xdp_link_update+0x6e0/0x6e0
[ 738.638739][ T44] ? mutex_is_locked+0x1c/0x50
[ 738.638859][ T44] ? rtnl_is_locked+0x15/0x20
[ 738.639127][ T44] do_setlink.isra.0+0x1c2d/0x2880
[ 738.639248][ T44] ? rtnl_newlink_create+0x900/0x900
[ 738.639366][ T44] ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[ 738.639513][ T44] ? rcu_read_lock_any_held+0x3c/0x90
[ 738.639646][ T44] ? validate_chain+0x37b/0xb70
[ 738.639761][ T44] ? rcu_read_lock_any_held+0x66/0x90
[ 738.639875][ T44] ? stack_depot_save_flags+0x3f1/0x6f0
[ 738.639993][ T44] ? __lock_acquire+0x577/0xc10
[ 738.640113][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 738.640232][ T44] ? rtnl_newlink+0x6fc/0xe90
[ 738.640347][ T44] ? lock_acquire+0x10a/0x150
[ 738.640464][ T44] ? rcu_is_watching+0x15/0xd0
[ 738.640590][ T44] ? rcu_is_watching+0x15/0xd0
[ 738.640705][ T44] ? trace_contention_end+0xd6/0x110
[ 738.640820][ T44] ? __mutex_lock+0x285/0x1f20
[ 738.640937][ T44] ? rtnl_newlink+0x6fc/0xe90
[ 738.641057][ T44] ? ww_mutex_lock+0x160/0x160
[ 738.641171][ T44] ? nla_get_range_signed+0x3d0/0x3d0
[ 738.641293][ T44] ? __rtnl_newlink+0x3fa/0xa40
[ 738.641413][ T44] rtnl_newlink+0x75c/0xe90
[ 738.641529][ T44] ? __lock_release.isra.0+0x59/0x170
[ 738.641650][ T44] ? rtnl_setlink+0x880/0x880
[ 738.641768][ T44] ? __lock_acquire+0x577/0xc10
[ 738.641888][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 738.642004][ T44] ? find_held_lock+0x2b/0x80
[ 738.642121][ T44] ? rtnl_setlink+0x880/0x880
[ 738.642236][ T44] ? __lock_release.isra.0+0x59/0x170
[ 738.642352][ T44] ? rtnl_setlink+0x880/0x880
[ 738.642465][ T44] rtnetlink_rcv_msg+0x6fe/0xb90
[ 738.642590][ T44] ? rtnl_fdb_dump+0x620/0x620
[ 738.642709][ T44] ? __lock_acquire+0x577/0xc10
[ 738.642831][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 738.642948][ T44] ? find_held_lock+0x2b/0x80
[ 738.643065][ T44] netlink_rcv_skb+0x123/0x380
[ 738.643180][ T44] ? rtnl_fdb_dump+0x620/0x620
[ 738.643294][ T44] ? netlink_ack+0xcc0/0xcc0
[ 738.643414][ T44] ? netlink_deliver_tap+0xc5/0x330
[ 738.643529][ T44] ? netlink_deliver_tap+0x13f/0x330
[ 738.643656][ T44] netlink_unicast+0x4a3/0x770
[ 738.643788][ T44] ? netlink_attachskb+0x810/0x810
[ 738.643903][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 738.644017][ T44] ? __lock_acquire+0x577/0xc10
[ 738.644135][ T44] netlink_sendmsg+0x735/0xc60
[ 738.644251][ T44] ? netlink_unicast+0x770/0x770
[ 738.644368][ T44] ____sys_sendmsg+0x419/0x850
[ 738.644483][ T44] ? copy_msghdr_from_user+0x270/0x430
[ 738.644606][ T44] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 738.644749][ T44] ? move_addr_to_kernel+0x40/0x40
[ 738.644865][ T44] ? stack_depot_save_flags+0x3f1/0x6f0
[ 738.644979][ T44] ? rcu_read_lock_any_held+0x3c/0x90
[ 738.645094][ T44] ___sys_sendmsg+0xfd/0x180
[ 738.645208][ T44] ? __call_rcu_common.constprop.0+0xa6/0xa00
[ 738.645350][ T44] ? copy_msghdr_from_user+0x430/0x430
[ 738.645480][ T44] __sys_sendmsg+0x124/0x1c0
[ 738.645603][ T44] ? __sys_sendmsg_sock+0x20/0x20
[ 738.645719][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 738.645833][ T44] ? __call_rcu_common.constprop.0+0x3bd/0xa00
[ 738.645979][ T44] ? do_raw_spin_unlock+0x59/0x250
[ 738.646093][ T44] ? rcu_is_watching+0x15/0xd0
[ 738.646208][ T44] do_syscall_64+0xbd/0xfc0
[ 738.646327][ T44] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 738.646468][ T44] RIP: 0033:0x7f6112b40c5e
[ 738.646602][ T44] RSP: 002b:00007ffc202948c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 738.646777][ T44] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f6112b40c5e
[ 738.646951][ T44] RDX: 0000000000000000 RSI: 00007ffc20294980 RDI: 0000000000000003
[ 738.647125][ T44] RBP: 00007ffc202948d0 R08: 0000000000000000 R09: 0000000000000000
[ 738.647299][ T44] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc20295040
[ 738.647472][ T44] R13: 0000000069515a99 R14: 0000000000000000 R15: 0000000000499600
[ 738.647661][ T44]
[ 738.647749][ T44] INFO: task ip:5810 is blocked on a mutex likely owned by task kworker/0:0:9.
[ 738.647940][ T44] task:kworker/0:0 state:D stack:27592 pid:9 tgid:9 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 738.648191][ T44] Workqueue: events refill_work
[ 738.648307][ T44] Call Trace:
[ 738.648394][ T44]
[ 738.648456][ T44] __schedule+0xae2/0x1720
[ 738.648576][ T44] ? usleep_range_state+0xba/0x1b0
[ 738.648697][ T44] ? io_schedule_timeout+0x130/0x130
[ 738.648815][ T44] ? __lock_release.isra.0+0x59/0x170
[ 738.648932][ T44] ? usleep_range_state+0xba/0x1b0
[ 738.649046][ T44] schedule+0xd4/0x260
[ 738.649133][ T44] schedule_hrtimeout_range_clock+0x1da/0x2f0
[ 738.649276][ T44] ? schedule_timeout_idle+0xe0/0xe0
[ 738.649391][ T44] ? __hrtimer_cb_get_time+0x50/0x50
[ 738.649509][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 738.649633][ T44] ? ktime_get+0x15e/0x220
[ 738.649748][ T44] ? kvm_clock_get_cycles+0x18/0x30
[ 738.649863][ T44] ? ktime_get+0xa9/0x220
[ 738.649950][ T44] usleep_range_state+0x133/0x1b0
[ 738.650066][ T44] ? schedule_hrtimeout+0x20/0x20
[ 738.650180][ T44] ? perf_trace_sched_switch+0x6d0/0x6d0
[ 738.650294][ T44] ? refill_work+0x149/0x210
[ 738.650413][ T44] napi_disable_locked+0x379/0x5f0
[ 738.650528][ T44] ? _mutex_trylock_nest_lock+0x340/0x340
[ 738.650648][ T44] ? register_netdevice_notifier_net+0x40/0x40
[ 738.650793][ T44] napi_disable+0x43/0x80
[ 738.650879][ T44] refill_work+0x116/0x210
[ 738.650994][ T44] process_one_work+0xd57/0x1390
[ 738.651113][ T44] ? pwq_dec_nr_in_flight+0x700/0x700
[ 738.651230][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 738.651347][ T44] ? assign_work+0x152/0x380
[ 738.651465][ T44] worker_thread+0x4d6/0xd40
[ 738.651595][ T44] ? process_one_work+0x1390/0x1390
[ 738.651710][ T44] kthread+0x355/0x5b0
[ 738.651797][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 738.651912][ T44] ? __lock_release.isra.0+0x59/0x170
[ 738.652030][ T44] ? rcu_is_watching+0x15/0xd0
[ 738.652145][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 738.652260][ T44] ret_from_fork+0x3fb/0x510
[ 738.652377][ T44] ? arch_exit_to_user_mode_prepare.isra.0+0x140/0x140
[ 738.652518][ T44] ? __switch_to+0x53c/0xd00
[ 738.652643][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 738.652759][ T44] ret_from_fork_asm+0x11/0x20
[ 738.652881][ T44]
[ 738.652978][ T44]
[ 738.652978][ T44] Showing all locks held in the system:
[ 738.653146][ T44] 3 locks held by kworker/0:0/9:
[ 738.653263][ T44] #0: ff11000001139b48 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 738.653487][ T44] #1: ffa0000000097cc0 ((work_completion)(&(&vi->refill)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 738.653820][ T44] #2: ff11000008a2ac98 (&dev->lock){+.+.}-{4:4}, at: napi_disable+0x3b/0x80
[ 738.654015][ T44] 3 locks held by kworker/u16:0/12:
[ 738.654123][ T44] #0: ff11000009097148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 738.654342][ T44] #1: ffa00000000c7cc0 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 738.654622][ T44] #2: ffffffff89a85768 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_verify_work+0x12/0x30
[ 738.654817][ T44] 1 lock held by khungtaskd/44:
[ 738.654926][ T44] #0: ffffffff89371040 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire.constprop.0+0x7/0x30
[ 738.655156][ T44] 2 locks held by ip/5810:
[ 738.655264][ T44] #0: ffffffff89a85768 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x6fc/0xe90
[ 738.655458][ T44] #1: ff11000008a2ac98 (&dev->lock){+.+.}-{4:4}, at: napi_enable+0x3b/0x80
[ 738.655667][ T44]
[ 738.655724][ T44] =============================================
[ 738.655724][ T44]
[ 861.514591][ T44] INFO: task kworker/u16:0:12 blocked for more than 122 seconds.
[ 861.514857][ T44] Not tainted 6.19.0-rc1-virtme #1
[ 861.514999][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 861.515224][ T44] task:kworker/u16:0 state:D stack:26656 pid:12 tgid:12 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 861.515524][ T44] Workqueue: ipv6_addrconf addrconf_verify_work
[ 861.515720][ T44] Call Trace:
[ 861.515827][ T44]
[ 861.515898][ T44] __schedule+0xae2/0x1720
[ 861.516044][ T44] ? io_schedule_timeout+0x130/0x130
[ 861.516177][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.516299][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.516420][ T44] schedule+0xd4/0x260
[ 861.516512][ T44] schedule_preempt_disabled+0x18/0x30
[ 861.516640][ T44] __mutex_lock+0xd76/0x1f20
[ 861.516762][ T44] ? addrconf_verify_work+0x12/0x30
[ 861.516885][ T44] ? ww_mutex_lock+0x160/0x160
[ 861.517008][ T44] ? process_one_work+0xd16/0x1390
[ 861.517128][ T44] ? rcu_is_watching+0x15/0xd0
[ 861.517245][ T44] ? rcu_is_watching+0x15/0xd0
[ 861.517362][ T44] ? addrconf_verify_work+0x12/0x30
[ 861.517475][ T44] addrconf_verify_work+0x12/0x30
[ 861.517598][ T44] process_one_work+0xd57/0x1390
[ 861.517716][ T44] ? pwq_dec_nr_in_flight+0x700/0x700
[ 861.517833][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 861.517948][ T44] ? assign_work+0x152/0x380
[ 861.518064][ T44] worker_thread+0x4d6/0xd40
[ 861.518184][ T44] ? process_one_work+0x1390/0x1390
[ 861.518298][ T44] kthread+0x355/0x5b0
[ 861.518385][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 861.518500][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.518624][ T44] ? rcu_is_watching+0x15/0xd0
[ 861.518738][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 861.518851][ T44] ret_from_fork+0x3fb/0x510
[ 861.518964][ T44] ? arch_exit_to_user_mode_prepare.isra.0+0x140/0x140
[ 861.519106][ T44] ? __switch_to+0x53c/0xd00
[ 861.519219][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 861.519334][ T44] ret_from_fork_asm+0x11/0x20
[ 861.519457][ T44]
[ 861.519554][ T44] INFO: task kworker/u16:0:12 is blocked on a mutex likely owned by task ip:5810.
[ 861.519765][ T44] INFO: task ip:5810 blocked for more than 245 seconds.
[ 861.519898][ T44] Not tainted 6.19.0-rc1-virtme #1
[ 861.520003][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 861.520189][ T44] task:ip state:D stack:25600 pid:5810 tgid:5810 ppid:5803 task_flags:0x400100 flags:0x00080000
[ 861.520438][ T44] Call Trace:
[ 861.520521][ T44]
[ 861.520588][ T44] __schedule+0xae2/0x1720
[ 861.520703][ T44] ? io_schedule_timeout+0x130/0x130
[ 861.520817][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.520929][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.521048][ T44] schedule+0xd4/0x260
[ 861.521134][ T44] schedule_preempt_disabled+0x18/0x30
[ 861.521250][ T44] __mutex_lock+0xd76/0x1f20
[ 861.521369][ T44] ? napi_enable+0x3b/0x80
[ 861.521485][ T44] ? ww_mutex_lock+0x160/0x160
[ 861.521606][ T44] ? __asan_memset+0x27/0x50
[ 861.521721][ T44] ? sg_init_table+0x19/0x60
[ 861.521837][ T44] ? try_fill_recv+0x3ec/0x1750
[ 861.521959][ T44] ? napi_enable+0x3b/0x80
[ 861.522071][ T44] napi_enable+0x3b/0x80
[ 861.522159][ T44] __virtnet_rx_resume+0x156/0x290
[ 861.522272][ T44] ? queue_delayed_work_on+0x91/0x100
[ 861.522386][ T44] virtnet_rx_resume_all+0xe7/0x1a0
[ 861.522500][ T44] virtnet_xdp_set+0xef7/0x1aa0
[ 861.522625][ T44] ? virtnet_xdp_set+0x1aa0/0x1aa0
[ 861.522739][ T44] dev_xdp_install+0x4ba/0x890
[ 861.522853][ T44] ? netif_set_xps_queue+0x40/0x40
[ 861.522972][ T44] dev_xdp_attach+0x50d/0x1310
[ 861.523088][ T44] ? bpf_xdp_link_update+0x6e0/0x6e0
[ 861.523202][ T44] ? mutex_is_locked+0x1c/0x50
[ 861.523316][ T44] ? rtnl_is_locked+0x15/0x20
[ 861.523431][ T44] do_setlink.isra.0+0x1c2d/0x2880
[ 861.523547][ T44] ? rtnl_newlink_create+0x900/0x900
[ 861.523677][ T44] ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[ 861.523819][ T44] ? rcu_read_lock_any_held+0x3c/0x90
[ 861.523930][ T44] ? validate_chain+0x37b/0xb70
[ 861.524046][ T44] ? rcu_read_lock_any_held+0x66/0x90
[ 861.524159][ T44] ? stack_depot_save_flags+0x3f1/0x6f0
[ 861.524274][ T44] ? __lock_acquire+0x577/0xc10
[ 861.524391][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 861.524504][ T44] ? rtnl_newlink+0x6fc/0xe90
[ 861.524622][ T44] ? lock_acquire+0x10a/0x150
[ 861.524734][ T44] ? rcu_is_watching+0x15/0xd0
[ 861.524849][ T44] ? rcu_is_watching+0x15/0xd0
[ 861.524962][ T44] ? trace_contention_end+0xd6/0x110
[ 861.525076][ T44] ? __mutex_lock+0x285/0x1f20
[ 861.525192][ T44] ? rtnl_newlink+0x6fc/0xe90
[ 861.525309][ T44] ? ww_mutex_lock+0x160/0x160
[ 861.525421][ T44] ? nla_get_range_signed+0x3d0/0x3d0
[ 861.525536][ T44] ? __rtnl_newlink+0x3fa/0xa40
[ 861.525660][ T44] rtnl_newlink+0x75c/0xe90
[ 861.525774][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.525887][ T44] ? rtnl_setlink+0x880/0x880
[ 861.526001][ T44] ? __lock_acquire+0x577/0xc10
[ 861.526117][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 861.526232][ T44] ? find_held_lock+0x2b/0x80
[ 861.526345][ T44] ? rtnl_setlink+0x880/0x880
[ 861.526460][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.526584][ T44] ? rtnl_setlink+0x880/0x880
[ 861.526703][ T44] rtnetlink_rcv_msg+0x6fe/0xb90
[ 861.526817][ T44] ? rtnl_fdb_dump+0x620/0x620
[ 861.526930][ T44] ? __lock_acquire+0x577/0xc10
[ 861.527047][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 861.527160][ T44] ? find_held_lock+0x2b/0x80
[ 861.527277][ T44] netlink_rcv_skb+0x123/0x380
[ 861.527391][ T44] ? rtnl_fdb_dump+0x620/0x620
[ 861.527505][ T44] ? netlink_ack+0xcc0/0xcc0
[ 861.527634][ T44] ? netlink_deliver_tap+0xc5/0x330
[ 861.527747][ T44] ? netlink_deliver_tap+0x13f/0x330
[ 861.527862][ T44] netlink_unicast+0x4a3/0x770
[ 861.527978][ T44] ? netlink_attachskb+0x810/0x810
[ 861.528091][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 861.528206][ T44] ? __lock_acquire+0x577/0xc10
[ 861.528322][ T44] netlink_sendmsg+0x735/0xc60
[ 861.528437][ T44] ? netlink_unicast+0x770/0x770
[ 861.528555][ T44] ____sys_sendmsg+0x419/0x850
[ 861.528677][ T44] ? copy_msghdr_from_user+0x270/0x430
[ 861.528795][ T44] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 861.528935][ T44] ? move_addr_to_kernel+0x40/0x40
[ 861.529050][ T44] ? stack_depot_save_flags+0x3f1/0x6f0
[ 861.529163][ T44] ? rcu_read_lock_any_held+0x3c/0x90
[ 861.529277][ T44] ___sys_sendmsg+0xfd/0x180
[ 861.529390][ T44] ? __call_rcu_common.constprop.0+0xa6/0xa00
[ 861.529532][ T44] ? copy_msghdr_from_user+0x430/0x430
[ 861.529669][ T44] __sys_sendmsg+0x124/0x1c0
[ 861.529783][ T44] ? __sys_sendmsg_sock+0x20/0x20
[ 861.529895][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 861.530008][ T44] ? __call_rcu_common.constprop.0+0x3bd/0xa00
[ 861.530152][ T44] ? do_raw_spin_unlock+0x59/0x250
[ 861.530266][ T44] ? rcu_is_watching+0x15/0xd0
[ 861.530382][ T44] do_syscall_64+0xbd/0xfc0
[ 861.530500][ T44] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 861.530648][ T44] RIP: 0033:0x7f6112b40c5e
[ 861.530770][ T44] RSP: 002b:00007ffc202948c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 861.530945][ T44] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f6112b40c5e
[ 861.531116][ T44] RDX: 0000000000000000 RSI: 00007ffc20294980 RDI: 0000000000000003
[ 861.531289][ T44] RBP: 00007ffc202948d0 R08: 0000000000000000 R09: 0000000000000000
[ 861.531461][ T44] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc20295040
[ 861.531645][ T44] R13: 0000000069515a99 R14: 0000000000000000 R15: 0000000000499600
[ 861.531821][ T44]
[ 861.531911][ T44] INFO: task ip:5810 is blocked on a mutex likely owned by task kworker/0:0:9.
[ 861.532101][ T44] task:kworker/0:0 state:D stack:27592 pid:9 tgid:9 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 861.532347][ T44] Workqueue: events refill_work
[ 861.532462][ T44] Call Trace:
[ 861.532547][ T44]
[ 861.532614][ T44] __schedule+0xae2/0x1720
[ 861.532730][ T44] ? usleep_range_state+0xba/0x1b0
[ 861.532845][ T44] ? io_schedule_timeout+0x130/0x130
[ 861.532961][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.533076][ T44] ? usleep_range_state+0xba/0x1b0
[ 861.533187][ T44] schedule+0xd4/0x260
[ 861.533274][ T44] schedule_hrtimeout_range_clock+0x1da/0x2f0
[ 861.533419][ T44] ? schedule_timeout_idle+0xe0/0xe0
[ 861.533535][ T44] ? __hrtimer_cb_get_time+0x50/0x50
[ 861.533660][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 861.533774][ T44] ? ktime_get+0x15e/0x220
[ 861.533889][ T44] ? kvm_clock_get_cycles+0x18/0x30
[ 861.534004][ T44] ? ktime_get+0xa9/0x220
[ 861.534092][ T44] usleep_range_state+0x133/0x1b0
[ 861.534206][ T44] ? schedule_hrtimeout+0x20/0x20
[ 861.534319][ T44] ? perf_trace_sched_switch+0x6d0/0x6d0
[ 861.534434][ T44] ? refill_work+0x149/0x210
[ 861.534547][ T44] napi_disable_locked+0x379/0x5f0
[ 861.534669][ T44] ? _mutex_trylock_nest_lock+0x340/0x340
[ 861.534787][ T44] ? register_netdevice_notifier_net+0x40/0x40
[ 861.534928][ T44] napi_disable+0x43/0x80
[ 861.535014][ T44] refill_work+0x116/0x210
[ 861.535129][ T44] process_one_work+0xd57/0x1390
[ 861.535251][ T44] ? pwq_dec_nr_in_flight+0x700/0x700
[ 861.535363][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 861.535482][ T44] ? assign_work+0x152/0x380
[ 861.535607][ T44] worker_thread+0x4d6/0xd40
[ 861.535724][ T44] ? process_one_work+0x1390/0x1390
[ 861.535836][ T44] kthread+0x355/0x5b0
[ 861.535922][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 861.536035][ T44] ? __lock_release.isra.0+0x59/0x170
[ 861.536155][ T44] ? rcu_is_watching+0x15/0xd0
[ 861.536268][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 861.536381][ T44] ret_from_fork+0x3fb/0x510
[ 861.536494][ T44] ? arch_exit_to_user_mode_prepare.isra.0+0x140/0x140
[ 861.536643][ T44] ? __switch_to+0x53c/0xd00
[ 861.536757][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 861.536871][ T44] ret_from_fork_asm+0x11/0x20
[ 861.536994][ T44]
[ 861.537089][ T44]
[ 861.537089][ T44] Showing all locks held in the system:
[ 861.537251][ T44] 3 locks held by kworker/0:0/9:
[ 861.537360][ T44] #0: ff11000001139b48 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 861.537682][ T44] #1: ffa0000000097cc0 ((work_completion)(&(&vi->refill)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 861.537931][ T44] #2: ff11000008a2ac98 (&dev->lock){+.+.}-{4:4}, at: napi_disable+0x3b/0x80
[ 861.538122][ T44] 3 locks held by kworker/u16:0/12:
[ 861.538233][ T44] #0: ff11000009097148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 861.538454][ T44] #1: ffa00000000c7cc0 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 861.538736][ T44] #2: ffffffff89a85768 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_verify_work+0x12/0x30
[ 861.538928][ T44] 1 lock held by khungtaskd/44:
[ 861.539036][ T44] #0: ffffffff89371040 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire.constprop.0+0x7/0x30
[ 861.539263][ T44] 2 locks held by ip/5810:
[ 861.539372][ T44] #0: ffffffff89a85768 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x6fc/0xe90
[ 861.539570][ T44] #1: ff11000008a2ac98 (&dev->lock){+.+.}-{4:4}, at: napi_enable+0x3b/0x80
[ 861.539770][ T44]
[ 861.539825][ T44] =============================================
[ 861.539825][ T44]