[ 615.838451][ T44] INFO: task kworker/3:2:1311 blocked for more than 122 seconds.
[ 615.839085][ T44] Not tainted 6.16.0-rc6-virtme #1
[ 615.839383][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 615.839773][ T44] task:kworker/3:2 state:D stack:28016 pid:1311 tgid:1311 ppid:2 task_flags:0x4208060 flags:0x00004000
[ 615.840318][ T44] Workqueue: events virtnet_rx_mode_work
[ 615.840568][ T44] Call Trace:
[ 615.840753][ T44]
[ 615.840882][ T44] __schedule+0x862/0x1b00
[ 615.841135][ T44] ? __pfx___schedule+0x10/0x10
[ 615.841399][ T44] ? schedule+0x1ee/0x270
[ 615.841577][ T44] ? __lock_release+0x5d/0x170
[ 615.841821][ T44] schedule+0xe2/0x270
[ 615.842005][ T44] schedule_preempt_disabled+0x18/0x30
[ 615.842245][ T44] __mutex_lock+0x77f/0xcd0
[ 615.842492][ T44] ? virtnet_rx_mode_work+0x145/0x860
[ 615.842731][ T44] ? __pfx___mutex_lock+0x10/0x10
[ 615.842964][ T44] ? mark_held_locks+0x49/0x80
[ 615.843201][ T44] ? lockdep_hardirqs_on+0x7c/0x110
[ 615.843467][ T44] ? rcu_is_watching+0x12/0xc0
[ 615.843712][ T44] ? trace_kmalloc+0x2a/0xe0
[ 615.843954][ T44] ? __kmalloc_cache_noprof+0x15f/0x360
[ 615.844196][ T44] ? virtnet_rx_mode_work+0x145/0x860
[ 615.844441][ T44] virtnet_rx_mode_work+0x145/0x860
[ 615.844683][ T44] ? __lock_acquire+0x44d/0x7e0
[ 615.844922][ T44] ? __pfx_virtnet_rx_mode_work+0x10/0x10
[ 615.845165][ T44] ? rcu_is_watching+0x12/0xc0
[ 615.845410][ T44] ? rcu_is_watching+0x12/0xc0
[ 615.845649][ T44] process_one_work+0xe40/0x1660
[ 615.846215][ T44] ? __pfx_process_one_work+0x10/0x10
[ 615.846478][ T44] ? assign_work+0x16c/0x240
[ 615.846719][ T44] worker_thread+0x591/0xcf0
[ 615.846965][ T44] ? __pfx_worker_thread+0x10/0x10
[ 615.847208][ T44] kthread+0x37e/0x600
[ 615.847411][ T44] ? __pfx_kthread+0x10/0x10
[ 615.847645][ T44] ? ret_from_fork+0x1b/0x320
[ 615.847879][ T44] ? __lock_release+0x5d/0x170
[ 615.848120][ T44] ? rcu_is_watching+0x12/0xc0
[ 615.848365][ T44] ? __pfx_kthread+0x10/0x10
[ 615.848615][ T44] ret_from_fork+0x240/0x320
[ 615.848902][ T44] ? __pfx_kthread+0x10/0x10
[ 615.849138][ T44] ret_from_fork_asm+0x1a/0x30
[ 615.849397][ T44]
[ 615.849611][ T44] INFO: task kworker/3:2:1311 is blocked on a mutex likely owned by task ip:1633.
[ 615.850002][ T44] task:ip state:D stack:25872 pid:1633 tgid:1633 ppid:1630 task_flags:0x400100 flags:0x00004002
[ 615.850531][ T44] Call Trace:
[ 615.850717][ T44]
[ 615.850844][ T44] __schedule+0x862/0x1b00
[ 615.851085][ T44] ? preempt_count_add+0xc6/0x150
[ 615.851346][ T44] ? __pfx___schedule+0x10/0x10
[ 615.851594][ T44] ? schedule+0x1ee/0x270
[ 615.851769][ T44] ? __lock_release+0x5d/0x170
[ 615.852009][ T44] schedule+0xe2/0x270
[ 615.852188][ T44] schedule_hrtimeout_range_clock+0x100/0x2d0
[ 615.852488][ T44] ? __pfx_schedule_hrtimeout_range_clock+0x10/0x10
[ 615.852783][ T44] ? find_held_lock+0x2b/0x80
[ 615.853020][ T44] ? __pfx_hrtimer_wakeup+0x10/0x10
[ 615.853258][ T44] ? ktime_get+0x178/0x200
[ 615.853502][ T44] ? kvm_clock_get_cycles+0x18/0x30
[ 615.853738][ T44] ? ktime_get+0xbb/0x200
[ 615.853919][ T44] usleep_range_state+0x141/0x1d0
[ 615.854156][ T44] ? __pfx_usleep_range_state+0x10/0x10
[ 615.854406][ T44] ? usleep_range_state+0x171/0x1d0
[ 615.854645][ T44] napi_disable_locked+0x3c0/0x5d0
[ 615.854883][ T44] ? __pfx_napi_disable_locked+0x10/0x10
[ 615.855128][ T44] napi_disable+0x43/0x80
[ 615.855322][ T44] virtnet_close+0x3b3/0x5c0
[ 615.855569][ T44] __dev_close_many+0x1ab/0x670
[ 615.855808][ T44] ? __pfx___dev_close_many+0x10/0x10
[ 615.856052][ T44] ? __local_bh_enable_ip+0xa9/0x130
[ 615.856302][ T44] __dev_change_flags+0x24e/0x6c0
[ 615.856542][ T44] ? __pfx___dev_change_flags+0x10/0x10
[ 615.856773][ T44] ? is_bpf_text_address+0x67/0x120
[ 615.857020][ T44] netif_change_flags+0x80/0x160
[ 615.857252][ T44] ? kernel_text_address+0xce/0xe0
[ 615.857506][ T44] do_setlink.constprop.0+0x98a/0x2650
[ 615.857749][ T44] ? __pfx_do_setlink.constprop.0+0x10/0x10
[ 615.858048][ T44] ? rcu_read_lock_any_held+0x43/0xb0
[ 615.858283][ T44] ? validate_chain+0x166/0x4d0
[ 615.858535][ T44] ? __kernel_text_address+0x12/0x40
[ 615.858773][ T44] ? __lock_acquire+0x44d/0x7e0
[ 615.859012][ T44] ? __mutex_trylock_common+0xf9/0x260
[ 615.859253][ T44] ? __pfx___mutex_trylock_common+0x10/0x10
[ 615.859560][ T44] ? rcu_is_watching+0x12/0xc0
[ 615.859798][ T44] ? rcu_is_watching+0x12/0xc0
[ 615.860031][ T44] ? trace_contention_end+0xdc/0x140
[ 615.860266][ T44] ? __mutex_lock+0x19c/0xcd0
[ 615.860509][ T44] ? find_held_lock+0x2b/0x80
[ 615.860745][ T44] ? rtnl_newlink+0x651/0xa60
[ 615.860976][ T44] ? __create_object+0x5e/0xb0
[ 615.861218][ T44] ? __pfx___mutex_lock+0x10/0x10
[ 615.861466][ T44] ? trace_cap_capable+0x10f/0x190
[ 615.861705][ T44] ? _raw_spin_unlock_irqrestore+0x46/0x80
[ 615.861996][ T44] ? __rtnl_newlink+0x40e/0xa40
[ 615.862239][ T44] rtnl_newlink+0x69a/0xa60
[ 615.862490][ T44] ? __pfx_rtnl_newlink+0x10/0x10
[ 615.862725][ T44] ? __lock_acquire+0x44d/0x7e0
[ 615.862972][ T44] ? find_held_lock+0x2b/0x80
[ 615.863210][ T44] ? rtnetlink_rcv_msg+0x6ed/0xc00
[ 615.863459][ T44] ? __lock_release+0x5d/0x170
[ 615.863699][ T44] ? __pfx_rtnl_newlink+0x10/0x10
[ 615.863934][ T44] rtnetlink_rcv_msg+0x713/0xc00
[ 615.864170][ T44] ? validate_chain+0x166/0x4d0
[ 615.864411][ T44] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 615.864652][ T44] ? __lock_acquire+0x44d/0x7e0
[ 615.864899][ T44] netlink_rcv_skb+0x121/0x350
[ 615.865135][ T44] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 615.865378][ T44] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 615.865626][ T44] ? netlink_deliver_tap+0x13e/0x340
[ 615.865860][ T44] ? netlink_deliver_tap+0xc3/0x340
[ 615.866097][ T44] netlink_unicast+0x4b6/0x790
[ 615.866345][ T44] ? __pfx_netlink_unicast+0x10/0x10
[ 615.866588][ T44] ? __lock_acquire+0x44d/0x7e0
[ 615.866829][ T44] netlink_sendmsg+0x721/0xbe0
[ 615.867068][ T44] ? __pfx_netlink_sendmsg+0x10/0x10
[ 615.867322][ T44] ? __import_iovec+0x238/0x3c0
[ 615.867568][ T44] ____sys_sendmsg+0x7aa/0xa10
[ 615.867806][ T44] ? __pfx_____sys_sendmsg+0x10/0x10
[ 615.868038][ T44] ? __pfx_copy_msghdr_from_user+0x10/0x10
[ 615.868358][ T44] ___sys_sendmsg+0xed/0x170
[ 615.868605][ T44] ? kasan_record_aux_stack+0x8c/0xa0
[ 615.868839][ T44] ? __call_rcu_common.constprop.0+0xa8/0x640
[ 615.869134][ T44] ? __pfx____sys_sendmsg+0x10/0x10
[ 615.869380][ T44] ? find_held_lock+0x2b/0x80
[ 615.869619][ T44] ? __lock_acquire+0x44d/0x7e0
[ 615.869861][ T44] ? find_held_lock+0x2b/0x80
[ 615.870103][ T44] ? __virt_addr_valid+0x22e/0x450
[ 615.870345][ T44] ? __lock_release+0x5d/0x170
[ 615.870590][ T44] __sys_sendmsg+0x10b/0x1a0
[ 615.870823][ T44] ? __call_rcu_common.constprop.0+0x320/0x640
[ 615.871113][ T44] ? __pfx___sys_sendmsg+0x10/0x10
[ 615.871378][ T44] ? rcu_is_watching+0x12/0xc0
[ 615.871624][ T44] do_syscall_64+0xc1/0x380
[ 615.871861][ T44] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 615.872157][ T44] RIP: 0033:0x7fa86ef811e7
[ 615.872410][ T44] RSP: 002b:00007ffc222222e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 615.872768][ T44] RAX: ffffffffffffffda RBX: 00007ffc22222a10 RCX: 00007fa86ef811e7
[ 615.873145][ T44] RDX: 0000000000000000 RSI: 00007ffc22222350 RDI: 0000000000000003
[ 615.873506][ T44] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[ 615.873865][ T44] R10: 00007fa86ee7eee8 R11: 0000000000000246 R12: 0000000000000003
[ 615.874219][ T44] R13: 00000000687f48b8 R14: 0000000000499600 R15: 0000000000000000
[ 615.874594][ T44]
[ 615.874781][ T44]
[ 615.874781][ T44] Showing all locks held in the system:
[ 615.875122][ T44] 1 lock held by khungtaskd/44:
[ 615.875373][ T44] #0: ffffffff89f796a0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x36/0x260
[ 615.875786][ T44] 3 locks held by kworker/u16:1/65:
[ 615.876013][ T44] #0: ffff88800921e548 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x7e5/0x1660
[ 615.876474][ T44] #1: ffffc90000467d40 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_one_work+0xdf6/0x1660
[ 615.877042][ T44] #2: ffffffff8a856ba8 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_verify_work+0x12/0x30
[ 615.877453][ T44] 3 locks held by kworker/3:2/1311:
[ 615.877678][ T44] #0: ffff8880010a9548 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x7e5/0x1660
[ 615.878127][ T44] #1: ffffc90000697d40 ((work_completion)(&vi->rx_mode_work)){+.+.}-{0:0}, at: process_one_work+0xdf6/0x1660
[ 615.878653][ T44] #2: ffffffff8a856ba8 (rtnl_mutex){+.+.}-{4:4}, at: virtnet_rx_mode_work+0x145/0x860
[ 615.879069][ T44] 2 locks held by ip/1633:
[ 615.879312][ T44] #0: ffffffff8a856ba8 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x651/0xa60
[ 615.879711][ T44] #1: ffff888008d6ac80 (&dev->lock){+.+.}-{4:4}, at: napi_disable+0x3b/0x80
[ 615.880114][ T44]
[ 615.880231][ T44] =============================================
[ 615.880231][ T44]
[ 738.718429][ T44] INFO: task kworker/u16:1:65 blocked for more than 122 seconds.
[ 738.718862][ T44] Not tainted 6.16.0-rc6-virtme #1
[ 738.719088][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 738.719506][ T44] task:kworker/u16:1 state:D stack:27024 pid:65 tgid:65 ppid:2 task_flags:0x4208060 flags:0x00004000
[ 738.720049][ T44] Workqueue: ipv6_addrconf addrconf_verify_work
[ 738.720364][ T44] Call Trace:
[ 738.720548][ T44]
[ 738.720677][ T44] __schedule+0x862/0x1b00
[ 738.720926][ T44] ? __pfx___schedule+0x10/0x10
[ 738.721174][ T44] ? schedule+0x1ee/0x270
[ 738.721360][ T44] ? __lock_release+0x5d/0x170
[ 738.721605][ T44] schedule+0xe2/0x270
[ 738.721784][ T44] schedule_preempt_disabled+0x18/0x30
[ 738.722026][ T44] __mutex_lock+0x77f/0xcd0
[ 738.722261][ T44] ? validate_chain+0x166/0x4d0
[ 738.722510][ T44] ? addrconf_verify_work+0x12/0x30
[ 738.722747][ T44] ? __pfx___mutex_lock+0x10/0x10
[ 738.722992][ T44] ? rcu_is_watching+0x12/0xc0
[ 738.723235][ T44] ? addrconf_verify_work+0x12/0x30
[ 738.723481][ T44] addrconf_verify_work+0x12/0x30
[ 738.723722][ T44] process_one_work+0xe40/0x1660
[ 738.723969][ T44] ? __pfx_process_one_work+0x10/0x10
[ 738.724213][ T44] ? assign_work+0x16c/0x240
[ 738.724462][ T44] worker_thread+0x591/0xcf0
[ 738.724708][ T44] ? __pfx_worker_thread+0x10/0x10
[ 738.724945][ T44] kthread+0x37e/0x600
[ 738.725124][ T44] ? __pfx_kthread+0x10/0x10
[ 738.725365][ T44] ? ret_from_fork+0x1b/0x320
[ 738.725609][ T44] ? __lock_release+0x5d/0x170
[ 738.725850][ T44] ? rcu_is_watching+0x12/0xc0
[ 738.726086][ T44] ? __pfx_kthread+0x10/0x10
[ 738.726330][ T44] ret_from_fork+0x240/0x320
[ 738.726566][ T44] ? __pfx_kthread+0x10/0x10
[ 738.726802][ T44] ret_from_fork_asm+0x1a/0x30
[ 738.727054][ T44]
[ 738.727264][ T44] INFO: task kworker/u16:1:65 is blocked on a mutex likely owned by task ip:1633.
[ 738.727682][ T44] task:ip state:D stack:25216 pid:1633 tgid:1633 ppid:1630 task_flags:0x400100 flags:0x00004002
[ 738.728224][ T44] Call Trace:
[ 738.728413][ T44]
[ 738.728538][ T44] __schedule+0x862/0x1b00
[ 738.728782][ T44] ? __pfx___schedule+0x10/0x10
[ 738.729029][ T44] ? schedule+0x1ee/0x270
[ 738.729209][ T44] ? __lock_release+0x5d/0x170
[ 738.729467][ T44] schedule+0xe2/0x270
[ 738.729652][ T44] schedule_hrtimeout_range_clock+0x100/0x2d0
[ 738.729945][ T44] ? __pfx_schedule_hrtimeout_range_clock+0x10/0x10
[ 738.730235][ T44] ? find_held_lock+0x2b/0x80
[ 738.730483][ T44] ? __pfx_hrtimer_wakeup+0x10/0x10
[ 738.730729][ T44] ? ktime_get+0x178/0x200
[ 738.730967][ T44] ? kvm_clock_get_cycles+0x18/0x30
[ 738.731207][ T44] ? ktime_get+0xbb/0x200
[ 738.731401][ T44] usleep_range_state+0x141/0x1d0
[ 738.731646][ T44] ? __pfx_usleep_range_state+0x10/0x10
[ 738.731891][ T44] napi_disable_locked+0x3c0/0x5d0
[ 738.732129][ T44] ? __pfx_napi_disable_locked+0x10/0x10
[ 738.732380][ T44] napi_disable+0x43/0x80
[ 738.732560][ T44] virtnet_close+0x3b3/0x5c0
[ 738.732813][ T44] __dev_close_many+0x1ab/0x670
[ 738.733053][ T44] ? __pfx___dev_close_many+0x10/0x10
[ 738.733302][ T44] ? __local_bh_enable_ip+0xa9/0x130
[ 738.733544][ T44] __dev_change_flags+0x24e/0x6c0
[ 738.733787][ T44] ? __pfx___dev_change_flags+0x10/0x10
[ 738.734019][ T44] ? is_bpf_text_address+0x67/0x120
[ 738.734264][ T44] netif_change_flags+0x80/0x160
[ 738.734511][ T44] ? kernel_text_address+0xce/0xe0
[ 738.734756][ T44] do_setlink.constprop.0+0x98a/0x2650
[ 738.734998][ T44] ? __pfx_do_setlink.constprop.0+0x10/0x10
[ 738.735309][ T44] ? rcu_read_lock_any_held+0x43/0xb0
[ 738.735545][ T44] ? validate_chain+0x166/0x4d0
[ 738.735780][ T44] ? __kernel_text_address+0x12/0x40
[ 738.736019][ T44] ? __lock_acquire+0x44d/0x7e0
[ 738.736267][ T44] ? __mutex_trylock_common+0xf9/0x260
[ 738.736514][ T44] ? __pfx___mutex_trylock_common+0x10/0x10
[ 738.736809][ T44] ? rcu_is_watching+0x12/0xc0
[ 738.737050][ T44] ? rcu_is_watching+0x12/0xc0
[ 738.737285][ T44] ? trace_contention_end+0xdc/0x140
[ 738.737530][ T44] ? __mutex_lock+0x19c/0xcd0
[ 738.737772][ T44] ? find_held_lock+0x2b/0x80
[ 738.738014][ T44] ? rtnl_newlink+0x651/0xa60
[ 738.738248][ T44] ? __create_object+0x5e/0xb0
[ 738.738495][ T44] ? __pfx___mutex_lock+0x10/0x10
[ 738.738735][ T44] ? trace_cap_capable+0x10f/0x190
[ 738.738973][ T44] ? _raw_spin_unlock_irqrestore+0x46/0x80
[ 738.739266][ T44] ? __rtnl_newlink+0x40e/0xa40
[ 738.739520][ T44] rtnl_newlink+0x69a/0xa60
[ 738.739763][ T44] ? __pfx_rtnl_newlink+0x10/0x10
[ 738.740005][ T44] ? __lock_acquire+0x44d/0x7e0
[ 738.740250][ T44] ? find_held_lock+0x2b/0x80
[ 738.740494][ T44] ? rtnetlink_rcv_msg+0x6ed/0xc00
[ 738.740727][ T44] ? __lock_release+0x5d/0x170
[ 738.740967][ T44] ? __pfx_rtnl_newlink+0x10/0x10
[ 738.741203][ T44] rtnetlink_rcv_msg+0x713/0xc00
[ 738.741448][ T44] ? validate_chain+0x166/0x4d0
[ 738.741683][ T44] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 738.741933][ T44] ? __lock_acquire+0x44d/0x7e0
[ 738.742174][ T44] netlink_rcv_skb+0x121/0x350
[ 738.742417][ T44] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 738.742655][ T44] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 738.742907][ T44] ? netlink_deliver_tap+0x13e/0x340
[ 738.743140][ T44] ? netlink_deliver_tap+0xc3/0x340
[ 738.743410][ T44] netlink_unicast+0x4b6/0x790
[ 738.743652][ T44] ? __pfx_netlink_unicast+0x10/0x10
[ 738.743893][ T44] ? __lock_acquire+0x44d/0x7e0
[ 738.744134][ T44] netlink_sendmsg+0x721/0xbe0
[ 738.744381][ T44] ? __pfx_netlink_sendmsg+0x10/0x10
[ 738.744628][ T44] ? __import_iovec+0x238/0x3c0
[ 738.744877][ T44] ____sys_sendmsg+0x7aa/0xa10
[ 738.745116][ T44] ? __pfx_____sys_sendmsg+0x10/0x10
[ 738.745364][ T44] ? __pfx_copy_msghdr_from_user+0x10/0x10
[ 738.745675][ T44] ___sys_sendmsg+0xed/0x170
[ 738.745910][ T44] ? kasan_record_aux_stack+0x8c/0xa0
[ 738.746145][ T44] ? __call_rcu_common.constprop.0+0xa8/0x640
[ 738.746448][ T44] ? __pfx____sys_sendmsg+0x10/0x10
[ 738.746689][ T44] ? find_held_lock+0x2b/0x80
[ 738.746930][ T44] ? __lock_acquire+0x44d/0x7e0
[ 738.747180][ T44] ? find_held_lock+0x2b/0x80
[ 738.747429][ T44] ? __virt_addr_valid+0x22e/0x450
[ 738.747663][ T44] ? __lock_release+0x5d/0x170
[ 738.747920][ T44] __sys_sendmsg+0x10b/0x1a0
[ 738.748156][ T44] ? __call_rcu_common.constprop.0+0x320/0x640
[ 738.748455][ T44] ? __pfx___sys_sendmsg+0x10/0x10
[ 738.748704][ T44] ? rcu_is_watching+0x12/0xc0
[ 738.748951][ T44] do_syscall_64+0xc1/0x380
[ 738.749189][ T44] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 738.749488][ T44] RIP: 0033:0x7fa86ef811e7
[ 738.749734][ T44] RSP: 002b:00007ffc222222e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 738.750092][ T44] RAX: ffffffffffffffda RBX: 00007ffc22222a10 RCX: 00007fa86ef811e7
[ 738.750452][ T44] RDX: 0000000000000000 RSI: 00007ffc22222350 RDI: 0000000000000003
[ 738.750808][ T44] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[ 738.751162][ T44] R10: 00007fa86ee7eee8 R11: 0000000000000246 R12: 0000000000000003
[ 738.751529][ T44] R13: 00000000687f48b8 R14: 0000000000499600 R15: 0000000000000000
[ 738.751896][ T44]
[ 738.752081][ T44] INFO: task kworker/3:2:1311 blocked for more than 245 seconds.
[ 738.752420][ T44] Not tainted 6.16.0-rc6-virtme #1
[ 738.752638][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 738.753018][ T44] task:kworker/3:2 state:D stack:28016 pid:1311 tgid:1311 ppid:2 task_flags:0x4208060 flags:0x00004000
[ 738.753539][ T44] Workqueue: events virtnet_rx_mode_work
[ 738.753783][ T44] Call Trace:
[ 738.753959][ T44]
[ 738.754088][ T44] __schedule+0x862/0x1b00
[ 738.754338][ T44] ? __pfx___schedule+0x10/0x10
[ 738.754586][ T44] ? schedule+0x1ee/0x270
[ 738.754764][ T44] ? __lock_release+0x5d/0x170
[ 738.755006][ T44] schedule+0xe2/0x270
[ 738.755186][ T44] schedule_preempt_disabled+0x18/0x30
[ 738.755430][ T44] __mutex_lock+0x77f/0xcd0
[ 738.755678][ T44] ? virtnet_rx_mode_work+0x145/0x860
[ 738.755917][ T44] ? __pfx___mutex_lock+0x10/0x10
[ 738.756154][ T44] ? mark_held_locks+0x49/0x80
[ 738.756403][ T44] ? lockdep_hardirqs_on+0x7c/0x110
[ 738.756642][ T44] ? rcu_is_watching+0x12/0xc0
[ 738.756878][ T44] ? trace_kmalloc+0x2a/0xe0
[ 738.757112][ T44] ? __kmalloc_cache_noprof+0x15f/0x360
[ 738.757366][ T44] ? virtnet_rx_mode_work+0x145/0x860
[ 738.757600][ T44] virtnet_rx_mode_work+0x145/0x860
[ 738.757839][ T44] ? __lock_acquire+0x44d/0x7e0
[ 738.758079][ T44] ? __pfx_virtnet_rx_mode_work+0x10/0x10
[ 738.758328][ T44] ? rcu_is_watching+0x12/0xc0
[ 738.758568][ T44] ? rcu_is_watching+0x12/0xc0
[ 738.758807][ T44] process_one_work+0xe40/0x1660
[ 738.759063][ T44] ? __pfx_process_one_work+0x10/0x10
[ 738.759362][ T44] ? assign_work+0x16c/0x240
[ 738.759603][ T44] worker_thread+0x591/0xcf0
[ 738.759850][ T44] ? __pfx_worker_thread+0x10/0x10
[ 738.760086][ T44] kthread+0x37e/0x600
[ 738.760270][ T44] ? __pfx_kthread+0x10/0x10
[ 738.760511][ T44] ? ret_from_fork+0x1b/0x320
[ 738.760747][ T44] ? __lock_release+0x5d/0x170
[ 738.760989][ T44] ? rcu_is_watching+0x12/0xc0
[ 738.761226][ T44] ? __pfx_kthread+0x10/0x10
[ 738.761469][ T44] ret_from_fork+0x240/0x320
[ 738.761704][ T44] ? __pfx_kthread+0x10/0x10
[ 738.761938][ T44] ret_from_fork_asm+0x1a/0x30
[ 738.762186][ T44]
[ 738.762391][ T44] INFO: task kworker/3:2:1311 is blocked on a mutex likely owned by task ip:1633.
[ 738.762779][ T44] task:ip state:D stack:25216 pid:1633 tgid:1633 ppid:1630 task_flags:0x400100 flags:0x00004002
[ 738.763311][ T44] Call Trace:
[ 738.763487][ T44]
[ 738.763610][ T44] __schedule+0x862/0x1b00
[ 738.763853][ T44] ? __pfx___schedule+0x10/0x10
[ 738.764099][ T44] ? schedule+0x1ee/0x270
[ 738.764275][ T44] ? __lock_release+0x5d/0x170
[ 738.764718][ T44] schedule+0xe2/0x270
[ 738.764904][ T44] schedule_hrtimeout_range_clock+0x100/0x2d0
[ 738.765195][ T44] ? __pfx_schedule_hrtimeout_range_clock+0x10/0x10
[ 738.765492][ T44] ? find_held_lock+0x2b/0x80
[ 738.765732][ T44] ? __pfx_hrtimer_wakeup+0x10/0x10
[ 738.765969][ T44] ? ktime_get+0x178/0x200
[ 738.766206][ T44] ? kvm_clock_get_cycles+0x18/0x30
[ 738.766447][ T44] ? ktime_get+0xbb/0x200
[ 738.766632][ T44] usleep_range_state+0x141/0x1d0
[ 738.766869][ T44] ? __pfx_usleep_range_state+0x10/0x10
[ 738.767111][ T44] napi_disable_locked+0x3c0/0x5d0
[ 738.767359][ T44] ? __pfx_napi_disable_locked+0x10/0x10
[ 738.767749][ T44] napi_disable+0x43/0x80
[ 738.767929][ T44] virtnet_close+0x3b3/0x5c0
[ 738.768172][ T44] __dev_close_many+0x1ab/0x670
[ 738.768421][ T44] ? __pfx___dev_close_many+0x10/0x10
[ 738.768659][ T44] ? __local_bh_enable_ip+0xa9/0x130
[ 738.769040][ T44] __dev_change_flags+0x24e/0x6c0
[ 738.769276][ T44] ? __pfx___dev_change_flags+0x10/0x10
[ 738.769518][ T44] ? is_bpf_text_address+0x67/0x120
[ 738.769762][ T44] netif_change_flags+0x80/0x160
[ 738.770137][ T44] ? kernel_text_address+0xce/0xe0
[ 738.770386][ T44] do_setlink.constprop.0+0x98a/0x2650
[ 738.770627][ T44] ? __pfx_do_setlink.constprop.0+0x10/0x10
[ 738.771069][ T44] ? rcu_read_lock_any_held+0x43/0xb0
[ 738.771313][ T44] ? validate_chain+0x166/0x4d0
[ 738.771548][ T44] ? __kernel_text_address+0x12/0x40
[ 738.771786][ T44] ? __lock_acquire+0x44d/0x7e0
[ 738.772024][ T44] ? __mutex_trylock_common+0xf9/0x260
[ 738.772264][ T44] ? __pfx___mutex_trylock_common+0x10/0x10
[ 738.772566][ T44] ? rcu_is_watching+0x12/0xc0
[ 738.772802][ T44] ? rcu_is_watching+0x12/0xc0
[ 738.773036][ T44] ? trace_contention_end+0xdc/0x140
[ 738.773270][ T44] ? __mutex_lock+0x19c/0xcd0
[ 738.773515][ T44] ? find_held_lock+0x2b/0x80
[ 738.773749][ T44] ? rtnl_newlink+0x651/0xa60
[ 738.774127][ T44] ? __create_object+0x5e/0xb0
[ 738.774369][ T44] ? __pfx___mutex_lock+0x10/0x10
[ 738.774608][ T44] ? trace_cap_capable+0x10f/0x190
[ 738.774842][ T44] ? _raw_spin_unlock_irqrestore+0x46/0x80
[ 738.775272][ T44] ? __rtnl_newlink+0x40e/0xa40
[ 738.775527][ T44] rtnl_newlink+0x69a/0xa60
[ 738.775771][ T44] ? __pfx_rtnl_newlink+0x10/0x10
[ 738.776004][ T44] ? __lock_acquire+0x44d/0x7e0
[ 738.776401][ T44] ? find_held_lock+0x2b/0x80
[ 738.776637][ T44] ? rtnetlink_rcv_msg+0x6ed/0xc00
[ 738.776868][ T44] ? __lock_release+0x5d/0x170
[ 738.777108][ T44] ? __pfx_rtnl_newlink+0x10/0x10
[ 738.777361][ T44] rtnetlink_rcv_msg+0x713/0xc00
[ 738.777596][ T44] ? validate_chain+0x166/0x4d0
[ 738.777839][ T44] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 738.778083][ T44] ? __lock_acquire+0x44d/0x7e0
[ 738.778474][ T44] netlink_rcv_skb+0x121/0x350
[ 738.778707][ T44] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 738.778944][ T44] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 738.779191][ T44] ? netlink_deliver_tap+0x13e/0x340
[ 738.779435][ T44] ? netlink_deliver_tap+0xc3/0x340
[ 738.779672][ T44] netlink_unicast+0x4b6/0x790
[ 738.779916][ T44] ? __pfx_netlink_unicast+0x10/0x10
[ 738.780151][ T44] ? __lock_acquire+0x44d/0x7e0
[ 738.780542][ T44] netlink_sendmsg+0x721/0xbe0
[ 738.780782][ T44] ? __pfx_netlink_sendmsg+0x10/0x10
[ 738.781017][ T44] ? __import_iovec+0x238/0x3c0
[ 738.781259][ T44] ____sys_sendmsg+0x7aa/0xa10
[ 738.781538][ T44] ? __pfx_____sys_sendmsg+0x10/0x10
[ 738.781772][ T44] ? __pfx_copy_msghdr_from_user+0x10/0x10
[ 738.782079][ T44] ___sys_sendmsg+0xed/0x170
[ 738.782319][ T44] ? kasan_record_aux_stack+0x8c/0xa0
[ 738.782553][ T44] ? __call_rcu_common.constprop.0+0xa8/0x640
[ 738.782846][ T44] ? __pfx____sys_sendmsg+0x10/0x10
[ 738.783084][ T44] ? find_held_lock+0x2b/0x80
[ 738.783334][ T44] ? __lock_acquire+0x44d/0x7e0
[ 738.783577][ T44] ? find_held_lock+0x2b/0x80
[ 738.783817][ T44] ? __virt_addr_valid+0x22e/0x450
[ 738.784051][ T44] ? __lock_release+0x5d/0x170
[ 738.784452][ T44] __sys_sendmsg+0x10b/0x1a0
[ 738.784692][ T44] ? __call_rcu_common.constprop.0+0x320/0x640
[ 738.784981][ T44] ? __pfx___sys_sendmsg+0x10/0x10
[ 738.785230][ T44] ? rcu_is_watching+0x12/0xc0
[ 738.785617][ T44] do_syscall_64+0xc1/0x380
[ 738.785858][ T44] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 738.786147][ T44] RIP: 0033:0x7fa86ef811e7
[ 738.786396][ T44] RSP: 002b:00007ffc222222e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 738.786898][ T44] RAX: ffffffffffffffda RBX: 00007ffc22222a10 RCX: 00007fa86ef811e7
[ 738.787248][ T44] RDX: 0000000000000000 RSI: 00007ffc22222350 RDI: 0000000000000003
[ 738.787612][ T44] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[ 738.787968][ T44] R10: 00007fa86ee7eee8 R11: 0000000000000246 R12: 0000000000000003
[ 738.788326][ T44] R13: 00000000687f48b8 R14: 0000000000499600 R15: 0000000000000000
[ 738.788692][ T44]
[ 738.788874][ T44]
[ 738.788874][ T44] Showing all locks held in the system:
[ 738.789211][ T44] 1 lock held by khungtaskd/44:
[ 738.789584][ T44] #0: ffffffff89f796a0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x36/0x260
[ 738.789990][ T44] 3 locks held by kworker/u16:1/65:
[ 738.790213][ T44] #0: ffff88800921e548 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x7e5/0x1660
[ 738.790806][ T44] #1: ffffc90000467d40 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_one_work+0xdf6/0x1660
[ 738.791373][ T44] #2: ffffffff8a856ba8 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_verify_work+0x12/0x30
[ 738.791907][ T44] 3 locks held by kworker/3:2/1311:
[ 738.792129][ T44] #0: ffff8880010a9548 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x7e5/0x1660
[ 738.792731][ T44] #1: ffffc90000697d40 ((work_completion)(&vi->rx_mode_work)){+.+.}-{0:0}, at: process_one_work+0xdf6/0x1660
[ 738.793234][ T44] #2: ffffffff8a856ba8 (rtnl_mutex){+.+.}-{4:4}, at: virtnet_rx_mode_work+0x145/0x860
[ 738.793780][ T44] 3 locks held by ip/1633:
[ 738.794003][ T44]
[ 738.794117][ T44] =============================================
[ 738.794117][ T44]