[ 370.017247][ T44] INFO: task ip:2005 blocked for more than 122 seconds.
[ 370.017610][ T44] Not tainted 6.18.0-rc6-virtme #1
[ 370.017785][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 370.018020][ T44] task:ip state:D stack:25496 pid:2005 tgid:2005 ppid:2000 task_flags:0x400100 flags:0x00080001
[ 370.018321][ T44] Call Trace:
[ 370.018414][ T44]
[ 370.018483][ T44] __schedule+0x88d/0x1b90
[ 370.018618][ T44] ? io_schedule_timeout+0x130/0x130
[ 370.018757][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 370.018903][ T44] ? __lock_release.isra.0+0x59/0x170
[ 370.019031][ T44] ? __lock_release.isra.0+0x59/0x170
[ 370.019157][ T44] schedule+0xd4/0x260
[ 370.019254][ T44] schedule_preempt_disabled+0x18/0x30
[ 370.019372][ T44] __mutex_lock+0x9ae/0x1500
[ 370.019492][ T44] ? napi_enable+0x3b/0x80
[ 370.019615][ T44] ? virtqueue_add_inbuf_ctx+0x1850/0x1850
[ 370.019785][ T44] ? ww_mutex_lock+0x160/0x160
[ 370.019926][ T44] ? __asan_memset+0x27/0x50
[ 370.020055][ T44] ? sg_init_table+0x19/0x60
[ 370.020210][ T44] ? try_fill_recv+0x3ec/0x1750
[ 370.020337][ T44] ? napi_enable+0x3b/0x80
[ 370.020454][ T44] napi_enable+0x3b/0x80
[ 370.020555][ T44] __virtnet_rx_resume+0x156/0x290
[ 370.020677][ T44] ? queue_delayed_work_on+0x91/0x100
[ 370.020818][ T44] virtnet_rx_resume_all+0xe7/0x1a0
[ 370.020962][ T44] virtnet_xdp_set+0xef7/0x1aa0
[ 370.021092][ T44] ? virtnet_xdp_set+0x1aa0/0x1aa0
[ 370.021565][ T44] dev_xdp_install+0x3e4/0x8e0
[ 370.021691][ T44] ? netif_skb_check_for_xdp+0x600/0x600
[ 370.021808][ T44] dev_xdp_attach+0x50d/0x1320
[ 370.021923][ T44] ? bpf_xdp_link_update+0x6e0/0x6e0
[ 370.022040][ T44] ? __bpf_prog_get+0x320/0x320
[ 370.022160][ T44] dev_change_xdp_fd+0x182/0x240
[ 370.022279][ T44] do_setlink.isra.0+0x1c2d/0x2880
[ 370.022393][ T44] ? rtnl_newlink_create+0x900/0x900
[ 370.022507][ T44] ? rcu_lockdep_current_cpu_online+0x3e/0x1b0
[ 370.022649][ T44] ? rcu_read_lock_any_held+0x41/0xa0
[ 370.022759][ T44] ? validate_chain+0x287/0x5f0
[ 370.022870][ T44] ? rcu_read_lock_any_held+0x6b/0xa0
[ 370.022988][ T44] ? stack_depot_save_flags+0x3e1/0x6e0
[ 370.023102][ T44] ? __lock_acquire+0x34c/0x740
[ 370.023224][ T44] ? trace_lock_acquire+0x88/0xd0
[ 370.023337][ T44] ? perf_trace_sched_switch+0x6d0/0x6d0
[ 370.023450][ T44] ? lock_acquire+0x31/0x80
[ 370.023566][ T44] ? rtnl_newlink+0x5df/0xb20
[ 370.023675][ T44] ? rcu_is_watching+0x15/0xd0
[ 370.023787][ T44] ? rcu_is_watching+0x15/0xd0
[ 370.023897][ T44] ? trace_contention_end+0xd6/0x140
[ 370.024014][ T44] ? rtnl_newlink+0x5df/0xb20
[ 370.024125][ T44] ? __mutex_lock+0x32e/0x1500
[ 370.024259][ T44] ? ww_mutex_lock+0x160/0x160
[ 370.024373][ T44] ? nla_validate_int_range+0x5b0/0x5b0
[ 370.024485][ T44] ? __rtnl_newlink+0x3fa/0xa40
[ 370.024614][ T44] rtnl_newlink+0x637/0xb20
[ 370.024729][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 370.024844][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 370.024959][ T44] ? find_held_lock+0x2b/0x80
[ 370.025074][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 370.025188][ T44] ? __lock_release.isra.0+0x59/0x170
[ 370.025299][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 370.025410][ T44] rtnetlink_rcv_msg+0x6fe/0xb90
[ 370.025521][ T44] ? rtnl_port_fill+0x940/0x940
[ 370.025635][ T44] ? __lock_acquire+0x34c/0x740
[ 370.025749][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 370.025857][ T44] ? find_held_lock+0x2b/0x80
[ 370.025971][ T44] netlink_rcv_skb+0x123/0x380
[ 370.026088][ T44] ? rtnl_port_fill+0x940/0x940
[ 370.026204][ T44] ? netlink_ack+0xcc0/0xcc0
[ 370.026323][ T44] ? netlink_deliver_tap+0x13f/0x330
[ 370.026436][ T44] netlink_unicast+0x4a3/0x770
[ 370.026551][ T44] ? netlink_attachskb+0x810/0x810
[ 370.026662][ T44] ? __lock_acquire+0x34c/0x740
[ 370.026778][ T44] netlink_sendmsg+0x735/0xc60
[ 370.026888][ T44] ? netlink_unicast+0x770/0x770
[ 370.027003][ T44] ? __might_fault+0x97/0x140
[ 370.027121][ T44] ____sys_sendmsg+0x419/0x850
[ 370.027239][ T44] ? copy_msghdr_from_user+0x270/0x430
[ 370.027349][ T44] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 370.027484][ T44] ? move_addr_to_kernel+0x40/0x40
[ 370.027603][ T44] ? stack_depot_save_flags+0x3e1/0x6e0
[ 370.027714][ T44] ? validate_chain+0x287/0x5f0
[ 370.027823][ T44] ___sys_sendmsg+0xfd/0x180
[ 370.027936][ T44] ? __call_rcu_common.constprop.0+0xa5/0x680
[ 370.028076][ T44] ? copy_msghdr_from_user+0x430/0x430
[ 370.028211][ T44] __sys_sendmsg+0x124/0x1c0
[ 370.028332][ T44] ? __sys_sendmsg_sock+0x20/0x20
[ 370.028442][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 370.028555][ T44] ? __call_rcu_common.constprop.0+0x2fa/0x680
[ 370.028691][ T44] ? do_raw_spin_unlock+0x59/0x250
[ 370.028801][ T44] ? rcu_is_watching+0x15/0xd0
[ 370.028909][ T44] do_syscall_64+0xbb/0xfd0
[ 370.029027][ T44] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 370.029166][ T44] RIP: 0033:0x7f52a34b2c5e
[ 370.029294][ T44] RSP: 002b:00007fff09ed2e80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 370.029470][ T44] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f52a34b2c5e
[ 370.029639][ T44] RDX: 0000000000000000 RSI: 00007fff09ed2f40 RDI: 0000000000000003
[ 370.029805][ T44] RBP: 00007fff09ed2e90 R08: 0000000000000000 R09: 0000000000000000
[ 370.029979][ T44] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff09ed3600
[ 370.030147][ T44] R13: 000000006923a5db R14: 0000000000000000 R15: 0000000000499600
[ 370.030325][ T44]
[ 370.030417][ T44] INFO: task ip:2005 is blocked on a mutex likely owned by task kworker/2:2:66.
[ 370.030609][ T44] task:kworker/2:2 state:R running task stack:28144 pid:66 tgid:66 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 370.030880][ T44] Workqueue: events refill_work
[ 370.030996][ T44] Call Trace:
[ 370.031101][ T44]
[ 370.031163][ T44] __schedule+0x88d/0x1b90
[ 370.031283][ T44] ? io_schedule_timeout+0x130/0x130
[ 370.031394][ T44] ? usleep_range_state+0xba/0x1b0
[ 370.031504][ T44] ? find_held_lock+0x2b/0x80
[ 370.031617][ T44] ? __lock_release.isra.0+0x59/0x170
[ 370.031729][ T44] ? usleep_range_state+0xba/0x1b0
[ 370.031836][ T44] schedule+0x1f6/0x260
[ 370.031922][ T44] schedule_hrtimeout_range_clock+0x1da/0x2f0
[ 370.032063][ T44] ? schedule_timeout_idle+0xe0/0xe0
[ 370.032172][ T44] ? hrtimer_cb_get_time+0x90/0x90
[ 370.032289][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 370.032396][ T44] ? ktime_get+0x15e/0x220
[ 370.032503][ T44] ? kvm_clock_get_cycles+0x18/0x30
[ 370.032618][ T44] ? ktime_get+0xa9/0x220
[ 370.032701][ T44] usleep_range_state+0x133/0x1b0
[ 370.032812][ T44] ? schedule_hrtimeout+0x20/0x20
[ 370.032921][ T44] ? perf_trace_sched_switch+0x6d0/0x6d0
[ 370.033035][ T44] napi_disable_locked+0x379/0x5f0
[ 370.033143][ T44] ? _mutex_trylock_nest_lock+0x150/0x150
[ 370.033264][ T44] ? netdev_bind_sb_channel_queue+0x470/0x470
[ 370.033405][ T44] napi_disable+0x43/0x80
[ 370.033487][ T44] refill_work+0x116/0x210
[ 370.033601][ T44] process_one_work+0xd57/0x1390
[ 370.033715][ T44] ? pwq_dec_nr_in_flight+0x700/0x700
[ 370.033829][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 370.033945][ T44] ? assign_work+0x152/0x380
[ 370.034057][ T44] worker_thread+0x4d6/0xd40
[ 370.034166][ T44] ? process_one_work+0x1390/0x1390
[ 370.034288][ T44] ? __kthread_parkme+0xb3/0x200
[ 370.034400][ T44] ? process_one_work+0x1390/0x1390
[ 370.034509][ T44] kthread+0x355/0x5b0
[ 370.034597][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 370.034705][ T44] ? __lock_release.isra.0+0x59/0x170
[ 370.034813][ T44] ? rcu_is_watching+0x15/0xd0
[ 370.034921][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 370.035044][ T44] ret_from_fork+0x1d4/0x270
[ 370.035156][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 370.035268][ T44] ret_from_fork_asm+0x11/0x20
[ 370.035382][ T44]
[ 370.035477][ T44]
[ 370.035477][ T44] Showing all locks held in the system:
[ 370.035640][ T44] 3 locks held by kworker/u16:0/12:
[ 370.035749][ T44] #0: ff1100000928cd48 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 370.035968][ T44] #1: ffa00000000c7d30 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 370.036498][ T44] #2: ffffffff8aa92a28 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_verify_work+0x12/0x30
[ 370.036689][ T44] 1 lock held by khungtaskd/44:
[ 370.036792][ T44] #0: ffffffff8a378fc0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2b/0x1db
[ 370.036987][ T44] 3 locks held by kworker/2:2/66:
[ 370.037093][ T44] #0: ff11000001139b48 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 370.037308][ T44] #1: ffa0000000477d30 ((work_completion)(&(&vi->refill)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 370.037545][ T44] #2: ff11000008b9ac98 (&dev->lock){+.+.}-{4:4}, at: napi_disable+0x3b/0x80
[ 370.037742][ T44] 2 locks held by ip/2005:
[ 370.037845][ T44] #0: ffffffff8aa92a28 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x5df/0xb20
[ 370.038034][ T44] #1: ff11000008b9ac98 (&dev->lock){+.+.}-{4:4}, at: napi_enable+0x3b/0x80
[ 370.038222][ T44]
[ 370.038277][ T44] =============================================
[ 370.038277][ T44]
[ 492.897233][ T44] INFO: task kworker/u16:0:12 blocked for more than 122 seconds.
[ 492.897495][ T44] Not tainted 6.18.0-rc6-virtme #1
[ 492.897603][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 492.897805][ T44] task:kworker/u16:0 state:D stack:28040 pid:12 tgid:12 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 492.898081][ T44] Workqueue: ipv6_addrconf addrconf_verify_work
[ 492.898298][ T44] Call Trace:
[ 492.898392][ T44]
[ 492.898464][ T44] __schedule+0x88d/0x1b90
[ 492.898599][ T44] ? io_schedule_timeout+0x130/0x130
[ 492.898723][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 492.898859][ T44] ? __lock_release.isra.0+0x59/0x170
[ 492.898975][ T44] ? __lock_release.isra.0+0x59/0x170
[ 492.899093][ T44] schedule+0xd4/0x260
[ 492.899185][ T44] schedule_preempt_disabled+0x18/0x30
[ 492.899297][ T44] __mutex_lock+0x9ae/0x1500
[ 492.899408][ T44] ? addrconf_verify_work+0x12/0x30
[ 492.899521][ T44] ? ww_mutex_lock+0x160/0x160
[ 492.899634][ T44] ? process_one_work+0xd16/0x1390
[ 492.899746][ T44] ? trace_lock_acquire+0x88/0xd0
[ 492.899871][ T44] ? trace_lock_acquire+0x88/0xd0
[ 492.899982][ T44] ? addrconf_verify_work+0x12/0x30
[ 492.900089][ T44] addrconf_verify_work+0x12/0x30
[ 492.900247][ T44] process_one_work+0xd57/0x1390
[ 492.900362][ T44] ? pwq_dec_nr_in_flight+0x700/0x700
[ 492.900471][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 492.900581][ T44] ? assign_work+0x152/0x380
[ 492.900690][ T44] worker_thread+0x4d6/0xd40
[ 492.900816][ T44] ? process_one_work+0x1390/0x1390
[ 492.900941][ T44] kthread+0x355/0x5b0
[ 492.901027][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 492.901141][ T44] ? __lock_release.isra.0+0x59/0x170
[ 492.901263][ T44] ? rcu_is_watching+0x15/0xd0
[ 492.901379][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 492.901495][ T44] ret_from_fork+0x1d4/0x270
[ 492.901607][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 492.901717][ T44] ret_from_fork_asm+0x11/0x20
[ 492.901845][ T44]
[ 492.901960][ T44] INFO: task kworker/u16:0:12 is blocked on a mutex likely owned by task ip:2005.
[ 492.902159][ T44] INFO: task ip:2005 blocked for more than 245 seconds.
[ 492.902294][ T44] Not tainted 6.18.0-rc6-virtme #1
[ 492.902397][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 492.902579][ T44] task:ip state:D stack:25496 pid:2005 tgid:2005 ppid:2000 task_flags:0x400100 flags:0x00080001
[ 492.902834][ T44] Call Trace:
[ 492.902960][ T44]
[ 492.903049][ T44] __schedule+0x88d/0x1b90
[ 492.903233][ T44] ? io_schedule_timeout+0x130/0x130
[ 492.903389][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 492.903505][ T44] ? __lock_release.isra.0+0x59/0x170
[ 492.903613][ T44] ? __lock_release.isra.0+0x59/0x170
[ 492.903729][ T44] schedule+0xd4/0x260
[ 492.903818][ T44] schedule_preempt_disabled+0x18/0x30
[ 492.903943][ T44] __mutex_lock+0x9ae/0x1500
[ 492.904054][ T44] ? napi_enable+0x3b/0x80
[ 492.904166][ T44] ? virtqueue_add_inbuf_ctx+0x1850/0x1850
[ 492.904341][ T44] ? ww_mutex_lock+0x160/0x160
[ 492.904451][ T44] ? __asan_memset+0x27/0x50
[ 492.904565][ T44] ? sg_init_table+0x19/0x60
[ 492.904677][ T44] ? try_fill_recv+0x3ec/0x1750
[ 492.904789][ T44] ? napi_enable+0x3b/0x80
[ 492.904915][ T44] napi_enable+0x3b/0x80
[ 492.905001][ T44] __virtnet_rx_resume+0x156/0x290
[ 492.905109][ T44] ? queue_delayed_work_on+0x91/0x100
[ 492.905232][ T44] virtnet_rx_resume_all+0xe7/0x1a0
[ 492.905343][ T44] virtnet_xdp_set+0xef7/0x1aa0
[ 492.905457][ T44] ? virtnet_xdp_set+0x1aa0/0x1aa0
[ 492.905569][ T44] dev_xdp_install+0x3e4/0x8e0
[ 492.905679][ T44] ? netif_skb_check_for_xdp+0x600/0x600
[ 492.905793][ T44] dev_xdp_attach+0x50d/0x1320
[ 492.905932][ T44] ? bpf_xdp_link_update+0x6e0/0x6e0
[ 492.906046][ T44] ? __bpf_prog_get+0x320/0x320
[ 492.906161][ T44] dev_change_xdp_fd+0x182/0x240
[ 492.906282][ T44] do_setlink.isra.0+0x1c2d/0x2880
[ 492.906397][ T44] ? rtnl_newlink_create+0x900/0x900
[ 492.906510][ T44] ? rcu_lockdep_current_cpu_online+0x3e/0x1b0
[ 492.906676][ T44] ? rcu_read_lock_any_held+0x41/0xa0
[ 492.906790][ T44] ? validate_chain+0x287/0x5f0
[ 492.906912][ T44] ? rcu_read_lock_any_held+0x6b/0xa0
[ 492.907022][ T44] ? stack_depot_save_flags+0x3e1/0x6e0
[ 492.907132][ T44] ? __lock_acquire+0x34c/0x740
[ 492.907252][ T44] ? trace_lock_acquire+0x88/0xd0
[ 492.907363][ T44] ? perf_trace_sched_switch+0x6d0/0x6d0
[ 492.907473][ T44] ? lock_acquire+0x31/0x80
[ 492.907585][ T44] ? rtnl_newlink+0x5df/0xb20
[ 492.907698][ T44] ? rcu_is_watching+0x15/0xd0
[ 492.907820][ T44] ? rcu_is_watching+0x15/0xd0
[ 492.907940][ T44] ? trace_contention_end+0xd6/0x140
[ 492.908057][ T44] ? rtnl_newlink+0x5df/0xb20
[ 492.908166][ T44] ? __mutex_lock+0x32e/0x1500
[ 492.908302][ T44] ? ww_mutex_lock+0x160/0x160
[ 492.908411][ T44] ? nla_validate_int_range+0x5b0/0x5b0
[ 492.908528][ T44] ? __rtnl_newlink+0x3fa/0xa40
[ 492.908641][ T44] rtnl_newlink+0x637/0xb20
[ 492.908753][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 492.908871][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 492.908981][ T44] ? find_held_lock+0x2b/0x80
[ 492.909089][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 492.909205][ T44] ? __lock_release.isra.0+0x59/0x170
[ 492.909314][ T44] ? __rtnl_newlink+0xa40/0xa40
[ 492.909431][ T44] rtnetlink_rcv_msg+0x6fe/0xb90
[ 492.909543][ T44] ? rtnl_port_fill+0x940/0x940
[ 492.909652][ T44] ? __lock_acquire+0x34c/0x740
[ 492.909763][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 492.909887][ T44] ? find_held_lock+0x2b/0x80
[ 492.909997][ T44] netlink_rcv_skb+0x123/0x380
[ 492.910108][ T44] ? rtnl_port_fill+0x940/0x940
[ 492.910224][ T44] ? netlink_ack+0xcc0/0xcc0
[ 492.910339][ T44] ? netlink_deliver_tap+0x13f/0x330
[ 492.910456][ T44] netlink_unicast+0x4a3/0x770
[ 492.910568][ T44] ? netlink_attachskb+0x810/0x810
[ 492.910678][ T44] ? __lock_acquire+0x34c/0x740
[ 492.910790][ T44] netlink_sendmsg+0x735/0xc60
[ 492.910909][ T44] ? netlink_unicast+0x770/0x770
[ 492.911021][ T44] ? __might_fault+0x97/0x140
[ 492.911131][ T44] ____sys_sendmsg+0x419/0x850
[ 492.911250][ T44] ? copy_msghdr_from_user+0x270/0x430
[ 492.911357][ T44] ? get_timestamp.constprop.0+0x3a0/0x3a0
[ 492.911492][ T44] ? move_addr_to_kernel+0x40/0x40
[ 492.911605][ T44] ? stack_depot_save_flags+0x3e1/0x6e0
[ 492.911714][ T44] ? validate_chain+0x287/0x5f0
[ 492.911837][ T44] ___sys_sendmsg+0xfd/0x180
[ 492.911952][ T44] ? __call_rcu_common.constprop.0+0xa5/0x680
[ 492.912101][ T44] ? copy_msghdr_from_user+0x430/0x430
[ 492.912236][ T44] __sys_sendmsg+0x124/0x1c0
[ 492.912348][ T44] ? __sys_sendmsg_sock+0x20/0x20
[ 492.912456][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 492.912567][ T44] ? __call_rcu_common.constprop.0+0x2fa/0x680
[ 492.912706][ T44] ? do_raw_spin_unlock+0x59/0x250
[ 492.912828][ T44] ? rcu_is_watching+0x15/0xd0
[ 492.912941][ T44] do_syscall_64+0xbb/0xfd0
[ 492.913052][ T44] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 492.913198][ T44] RIP: 0033:0x7f52a34b2c5e
[ 492.913318][ T44] RSP: 002b:00007fff09ed2e80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 492.913484][ T44] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f52a34b2c5e
[ 492.913659][ T44] RDX: 0000000000000000 RSI: 00007fff09ed2f40 RDI: 0000000000000003
[ 492.913827][ T44] RBP: 00007fff09ed2e90 R08: 0000000000000000 R09: 0000000000000000
[ 492.913998][ T44] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff09ed3600
[ 492.914160][ T44] R13: 000000006923a5db R14: 0000000000000000 R15: 0000000000499600
[ 492.914335][ T44]
[ 492.914435][ T44] INFO: task ip:2005 is blocked on a mutex likely owned by task kworker/2:2:66.
[ 492.914629][ T44] task:kworker/2:2 state:D stack:28144 pid:66 tgid:66 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 492.914888][ T44] Workqueue: events refill_work
[ 492.915005][ T44] Call Trace:
[ 492.915087][ T44]
[ 492.915145][ T44] __schedule+0x88d/0x1b90
[ 492.915269][ T44] ? io_schedule_timeout+0x130/0x130
[ 492.915376][ T44] ? trace_irq_disable.constprop.0+0xce/0x130
[ 492.915515][ T44] ? usleep_range_state+0xba/0x1b0
[ 492.915624][ T44] ? find_held_lock+0x2b/0x80
[ 492.915735][ T44] ? _raw_spin_unlock_irqrestore+0x53/0x80
[ 492.915882][ T44] ? usleep_range_state+0xba/0x1b0
[ 492.915988][ T44] schedule+0xd4/0x260
[ 492.916073][ T44] schedule_hrtimeout_range_clock+0x1da/0x2f0
[ 492.916223][ T44] ? schedule_timeout_idle+0xe0/0xe0
[ 492.916334][ T44] ? hrtimer_cb_get_time+0x90/0x90
[ 492.916443][ T44] ? lockdep_hardirqs_on+0x84/0x130
[ 492.916551][ T44] ? ktime_get+0x15e/0x220
[ 492.916658][ T44] ? kvm_clock_get_cycles+0x18/0x30
[ 492.916766][ T44] ? ktime_get+0xa9/0x220
[ 492.916869][ T44] usleep_range_state+0x133/0x1b0
[ 492.917015][ T44] ? schedule_hrtimeout+0x20/0x20
[ 492.917125][ T44] ? __free_object+0x2ad/0x4b0
[ 492.917241][ T44] napi_disable_locked+0x379/0x5f0
[ 492.917351][ T44] ? _mutex_trylock_nest_lock+0x150/0x150
[ 492.917460][ T44] ? netdev_bind_sb_channel_queue+0x470/0x470
[ 492.917598][ T44] napi_disable+0x43/0x80
[ 492.917682][ T44] refill_work+0x116/0x210
[ 492.917792][ T44] process_one_work+0xd57/0x1390
[ 492.917919][ T44] ? pwq_dec_nr_in_flight+0x700/0x700
[ 492.918027][ T44] ? lock_acquire.part.0+0xbc/0x260
[ 492.918138][ T44] ? assign_work+0x152/0x380
[ 492.918254][ T44] worker_thread+0x4d6/0xd40
[ 492.918364][ T44] ? process_one_work+0x1390/0x1390
[ 492.918475][ T44] ? __kthread_parkme+0xb3/0x200
[ 492.918588][ T44] ? process_one_work+0x1390/0x1390
[ 492.918697][ T44] kthread+0x355/0x5b0
[ 492.918780][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 492.918892][ T44] ? __lock_release.isra.0+0x59/0x170
[ 492.919001][ T44] ? rcu_is_watching+0x15/0xd0
[ 492.919109][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 492.919226][ T44] ret_from_fork+0x1d4/0x270
[ 492.919340][ T44] ? kthread_is_per_cpu+0xe0/0xe0
[ 492.919449][ T44] ret_from_fork_asm+0x11/0x20
[ 492.919565][ T44]
[ 492.919665][ T44]
[ 492.919665][ T44] Showing all locks held in the system:
[ 492.919836][ T44] 3 locks held by kworker/u16:0/12:
[ 492.919957][ T44] #0: ff1100000928cd48 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 492.920506][ T44] #1: ffa00000000c7d30 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 492.920842][ T44] #2: ffffffff8aa92a28 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_verify_work+0x12/0x30
[ 492.921127][ T44] 1 lock held by khungtaskd/44:
[ 492.921313][ T44] #0: ffffffff8a378fc0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2b/0x1db
[ 492.921607][ T44] 3 locks held by kworker/2:2/66:
[ 492.921765][ T44] #0: ff11000001139b48 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0xcb4/0x1390
[ 492.922088][ T44] #1: ffa0000000477d30 ((work_completion)(&(&vi->refill)->work)){+.+.}-{0:0}, at: process_one_work+0xd16/0x1390
[ 492.922456][ T44] #2: ff11000008b9ac98 (&dev->lock){+.+.}-{4:4}, at: napi_disable+0x3b/0x80
[ 492.922754][ T44] 2 locks held by ip/2005:
[ 492.922915][ T44] #0: ffffffff8aa92a28 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x5df/0xb20
[ 492.923232][ T44] #1: ff11000008b9ac98 (&dev->lock){+.+.}-{4:4}, at: napi_enable+0x3b/0x80
[ 492.923519][ T44]
[ 492.923603][ T44] =============================================
[ 492.923603][ T44]