[ 27.655632][ T261] ip (261) used greatest stack depth: 23424 bytes left [ 30.739051][ T289] 8021q: 802.1Q VLAN Support v1.8 [ 36.472177][ T338] br1: port 1(vx10) entered blocking state [ 36.472759][ T338] br1: port 1(vx10) entered disabled state [ 36.473254][ T338] vx10: entered allmulticast mode [ 36.476505][ T338] vx10: entered promiscuous mode [ 36.478481][ T338] br1: port 1(vx10) entered blocking state [ 36.479029][ T338] br1: port 1(vx10) entered forwarding state [ 37.045751][ T343] br1: port 2(vx20) entered blocking state [ 37.046278][ T343] br1: port 2(vx20) entered disabled state [ 37.047118][ T343] vx20: entered allmulticast mode [ 37.049039][ T343] vx20: entered promiscuous mode [ 37.049631][ T343] br1: port 2(vx20) entered blocking state [ 37.049892][ T343] br1: port 2(vx20) entered forwarding state [ 37.331228][ T345] br1: port 3(veth1) entered blocking state [ 37.331889][ T345] br1: port 3(veth1) entered disabled state [ 37.332155][ T345] veth1: entered allmulticast mode [ 37.334003][ T345] veth1: entered promiscuous mode [ 37.451621][ T49] br1: port 3(veth1) entered blocking state [ 37.451997][ T49] br1: port 3(veth1) entered forwarding state [ 37.982851][ T350] br1: port 4(veth2) entered blocking state [ 37.983124][ T350] br1: port 4(veth2) entered disabled state [ 37.983407][ T350] veth2: entered allmulticast mode [ 37.985357][ T350] veth2: entered promiscuous mode [ 38.099102][ T51] br1: port 4(veth2) entered blocking state [ 38.099457][ T51] br1: port 4(veth2) entered forwarding state [ 38.833405][ C2] [ 38.833547][ C2] ======================================================== [ 38.833831][ C2] WARNING: possible irq lock inversion dependency detected [ 38.834103][ C2] 6.9.0-rc1-virtme #1 Not tainted [ 38.834287][ C2] -------------------------------------------------------- [ 38.834564][ C2] kworker/u16:0/10 just changed the state of lock: [ 38.834793][ C2] ffff888007b5d580 (&ndev->lock){++.-}-{2:2}, at: ipv6_get_lladdr+0xa9/0x3e0 [ 38.835124][ C2] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 38.835397][ C2] (&p->alloc_lock){+.+.}-{2:2} [ 38.835401][ C2] [ 38.835401][ C2] [ 38.835401][ C2] and interrupts could create inverse lock ordering between them. [ 38.835401][ C2] [ 38.836103][ C2] [ 38.836103][ C2] other info that might help us debug this: [ 38.836383][ C2] Possible interrupt unsafe locking scenario: [ 38.836383][ C2] [ 38.836662][ C2] CPU0 CPU1 [ 38.836846][ C2] ---- ---- [ 38.837034][ C2] lock(&p->alloc_lock); [ 38.837178][ C2] local_irq_disable(); [ 38.837414][ C2] lock(&ndev->lock); [ 38.837639][ C2] lock(&p->alloc_lock); [ 38.837869][ C2] [ 38.838011][ C2] lock(&ndev->lock); [ 38.838152][ C2] [ 38.838152][ C2] *** DEADLOCK *** [ 38.838152][ C2] [ 38.838429][ C2] 10 locks held by kworker/u16:0/10: [ 38.838614][ C2] #0: ffff8880054b1148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xda6/0x1730 [ 38.839021][ C2] #1: ffffc900000afda0 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work+0xde2/0x1730 [ 38.839446][ C2] #2: ffffffffa75969c8 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_dad_work+0xaf/0xab0 [ 38.839765][ C2] #3: ffffffffa6d522e0 (rcu_read_lock){....}-{1:2}, at: ndisc_send_skb+0x7c3/0x1230 [ 38.840091][ C2] #4: ffffffffa6d522e0 (rcu_read_lock){....}-{1:2}, at: ip6_finish_output2+0x2c4/0xf80 [ 38.840412][ C2] #5: ffffffffa6d522e0 (rcu_read_lock){....}-{1:2}, at: process_backlog+0x1f8/0x670 [ 38.840736][ C2] #6: ffffffffa6d52280 (rcu_read_lock_bh){....}-{1:2}, at: __dev_queue_xmit+0x1dd/0x16d0 [ 38.841057][ C2] #7: ffffffffa6d522e0 (rcu_read_lock){....}-{1:2}, at: vxlan_xmit_one+0xbaa/0x4570 [vxlan] [ 38.841477][ C2] #8: ffffffffa6d522e0 (rcu_read_lock){....}-{1:2}, at: ip6_finish_output2+0x2c4/0xf80 [ 38.841817][ C2] #9: ffffffffa6d522e0 (rcu_read_lock){....}-{1:2}, at: ipv6_get_lladdr+0x39/0x3e0 [ 38.842151][ C2] [ 38.842151][ C2] the shortest dependencies between 2nd lock and 1st lock: [ 38.842491][ C2] -> (&p->alloc_lock){+.+.}-{2:2} { [ 38.842694][ C2] HARDIRQ-ON-W at: [ 38.842839][ C2] __lock_acquire+0x797/0x1570 [ 38.843074][ C2] lock_acquire.part.0+0xeb/0x330 [ 38.843306][ C2] _raw_spin_lock+0x30/0x40 [ 38.843559][ C2] set_mems_allowed+0x1d/0x210 [ 38.843801][ C2] kernel_init_freeable+0x72/0x310 [ 38.844035][ C2] kernel_init+0x20/0x200 [ 38.844274][ C2] ret_from_fork+0x31/0x70 [ 38.844540][ C2] ret_from_fork_asm+0x1a/0x30 [ 38.844799][ C2] SOFTIRQ-ON-W at: [ 38.844941][ C2] __lock_acquire+0x797/0x1570 [ 38.845175][ C2] lock_acquire.part.0+0xeb/0x330 [ 38.845413][ C2] _raw_spin_lock+0x30/0x40 [ 38.845645][ C2] set_mems_allowed+0x1d/0x210 [ 38.845872][ C2] kernel_init_freeable+0x72/0x310 [ 38.846098][ C2] kernel_init+0x20/0x200 [ 38.846323][ C2] ret_from_fork+0x31/0x70 [ 38.846554][ C2] ret_from_fork_asm+0x1a/0x30 [ 38.846781][ C2] INITIAL USE at: [ 38.846915][ C2] __lock_acquire+0x797/0x1570 [ 38.847144][ C2] lock_acquire.part.0+0xeb/0x330 [ 38.847378][ C2] _raw_spin_lock+0x30/0x40 [ 38.847608][ C2] set_mems_allowed+0x1d/0x210 [ 38.847840][ C2] kernel_init_freeable+0x72/0x310 [ 38.848067][ C2] kernel_init+0x20/0x200 [ 38.848300][ C2] ret_from_fork+0x31/0x70 [ 38.848535][ C2] ret_from_fork_asm+0x1a/0x30 [ 38.848771][ C2] } [ 38.848862][ C2] ... key at: [] __key.387+0x0/0x40 [ 38.849154][ C2] ... acquired at: [ 38.849298][ C2] __lock_acquire+0xaf0/0x1570 [ 38.849492][ C2] lock_acquire.part.0+0xeb/0x330 [ 38.849675][ C2] _raw_spin_lock+0x30/0x40 [ 38.849858][ C2] __get_task_comm+0x27/0x70 [ 38.850048][ C2] ref_tracker_alloc+0x2ee/0x490 [ 38.850230][ C2] netdev_get_by_index+0x5e/0x80 [ 38.850447][ C2] fib6_nh_init+0x3d8/0x15b0 [ 38.850645][ C2] ip6_route_info_create+0xf18/0x17d0 [ 38.850849][ C2] addrconf_f6i_alloc+0x265/0x560 [ 38.851036][ C2] __ipv6_dev_ac_inc+0x25f/0xb10 [ 38.851223][ C2] addrconf_join_anycast+0x1c0/0x220 [ 38.851411][ C2] __ipv6_ifa_notify+0x6b3/0xaf0 [ 38.851595][ C2] addrconf_dad_completed+0x12b/0xe20 [ 38.851783][ C2] addrconf_dad_work+0x38c/0xab0 [ 38.851966][ C2] process_one_work+0xe2c/0x1730 [ 38.852160][ C2] worker_thread+0x587/0xd30 [ 38.852357][ C2] kthread+0x28a/0x350 [ 38.852499][ C2] ret_from_fork+0x31/0x70 [ 38.852684][ C2] ret_from_fork_asm+0x1a/0x30 [ 38.852868][ C2] [ 38.852960][ C2] -> (&ndev->lock){++.-}-{2:2} { [ 38.853148][ C2] HARDIRQ-ON-W at: [ 38.853283][ C2] __lock_acquire+0x797/0x1570 [ 38.853520][ C2] lock_acquire.part.0+0xeb/0x330 [ 38.853745][ C2] _raw_write_lock_bh+0x38/0x50 [ 38.853980][ C2] addrconf_permanent_addr+0x6e/0x670 [ 38.854213][ C2] addrconf_notify+0x749/0xd60 [ 38.854446][ C2] notifier_call_chain+0xcd/0x150 [ 38.854677][ C2] __dev_notify_flags+0xe6/0x250 [ 38.854905][ C2] dev_change_flags+0xec/0x160 [ 38.855131][ C2] do_setlink+0x7d6/0x21e0 [ 38.855358][ C2] __rtnl_newlink+0xaa7/0xd80 [ 38.855593][ C2] rtnl_newlink+0x63/0xa0 [ 38.855825][ C2] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 38.856056][ C2] netlink_rcv_skb+0x130/0x360 [ 38.856284][ C2] netlink_unicast+0x449/0x710 [ 38.856546][ C2] netlink_sendmsg+0x723/0xbe0 [ 38.856788][ C2] ____sys_sendmsg+0x7b2/0xa10 [ 38.857031][ C2] ___sys_sendmsg+0xee/0x170 [ 38.857308][ C2] __sys_sendmsg+0xcd/0x170 [ 38.857557][ C2] do_syscall_64+0xc6/0x1e0 [ 38.857797][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 38.858090][ C2] HARDIRQ-ON-R at: [ 38.858234][ C2] __lock_acquire+0x797/0x1570 [ 38.858477][ C2] lock_acquire.part.0+0xeb/0x330 [ 38.858720][ C2] _raw_read_lock_bh+0x44/0x80 [ 38.858963][ C2] inet6_fill_ifla6_attrs+0x516/0x740 [ 38.859227][ C2] inet6_fill_link_af+0x5e/0xe0 [ 38.859470][ C2] rtnl_fill_ifinfo+0x1612/0x29e0 [ 38.859712][ C2] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 38.859955][ C2] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 38.860244][ C2] rtmsg_ifinfo+0x5b/0xa0 [ 38.860493][ C2] register_netdevice+0x1177/0x1690 [ 38.860734][ C2] register_netdev+0x20/0x40 [ 38.860974][ C2] sit_init_net+0x250/0x4f0 [ 38.861218][ C2] ops_init+0x9b/0x560 [ 38.861414][ C2] register_pernet_operations+0x2db/0x710 [ 38.861699][ C2] register_pernet_device+0x2a/0x60 [ 38.861936][ C2] sit_init+0x23/0xe0 [ 38.862130][ C2] do_one_initcall+0x8d/0x1e0 [ 38.862386][ C2] do_initcalls+0x1b2/0x3e0 [ 38.862616][ C2] kernel_init_freeable+0x232/0x310 [ 38.862848][ C2] kernel_init+0x20/0x200 [ 38.863077][ C2] ret_from_fork+0x31/0x70 [ 38.863331][ C2] ret_from_fork_asm+0x1a/0x30 [ 38.863567][ C2] IN-SOFTIRQ-R at: [ 38.863736][ C2] __lock_acquire+0x797/0x1570 [ 38.864099][ C2] lock_acquire.part.0+0xeb/0x330 [ 38.864342][ C2] _raw_read_lock_bh+0x44/0x80 [ 38.864581][ C2] ipv6_get_lladdr+0xa9/0x3e0 [ 38.864942][ C2] ndisc_send_ns+0xe7/0x100 [ 38.865181][ C2] ndisc_solicit+0x2ae/0x4d0 [ 38.865427][ C2] neigh_probe+0xaa/0xf0 [ 38.865794][ C2] __neigh_event_send+0x7af/0xfe0 [ 38.866048][ C2] neigh_resolve_output+0x470/0x7c0 [ 38.866276][ C2] ip6_finish_output2+0x4ab/0xf80 [ 38.866507][ C2] ip6_finish_output+0x4ed/0xd30 [ 38.866859][ C2] ip6_output+0x1f3/0x770 [ 38.867088][ C2] udp_tunnel6_xmit_skb+0x6c8/0xc60 [ip6_udp_tunnel] [ 38.867367][ C2] vxlan_xmit_one+0x1e93/0x4570 [vxlan] [ 38.867792][ C2] vxlan_xmit+0x9b6/0xf40 [vxlan] [ 38.868030][ C2] dev_hard_start_xmit+0x10e/0x360 [ 38.868258][ C2] __dev_queue_xmit+0xe69/0x16d0 [ 38.868641][ C2] br_dev_queue_push_xmit+0x114/0x240 [bridge] [ 38.869005][ C2] deliver_clone+0x52/0x90 [bridge] [ 38.869264][ C2] br_handle_frame_finish+0xbdd/0x1ce0 [bridge] [ 38.869577][ C2] br_handle_frame+0x612/0xe60 [bridge] [ 38.869893][ C2] __netif_receive_skb_core.constprop.0+0x759/0x2d20 [ 38.870161][ C2] __netif_receive_skb_one_core+0xaf/0x1b0 [ 38.870462][ C2] process_backlog+0x103/0x670 [ 38.870702][ C2] __napi_poll.constprop.0+0xa2/0x460 [ 38.870943][ C2] net_rx_action+0x49f/0xc00 [ 38.871307][ C2] __do_softirq+0x1f8/0x5df [ 38.871556][ C2] do_softirq+0x4d/0xa0 [ 38.871791][ C2] __local_bh_enable_ip+0xf6/0x120 [ 38.872016][ C2] __dev_queue_xmit+0x6ac/0x16d0 [ 38.872374][ C2] ip6_finish_output2+0x4ab/0xf80 [ 38.872606][ C2] ip6_finish_output+0x4ed/0xd30 [ 38.872832][ C2] ip6_output+0x1f3/0x770 [ 38.873195][ C2] NF_HOOK.constprop.0+0xe2/0x680 [ 38.873427][ C2] ndisc_send_skb+0x8e0/0x1230 [ 38.873660][ C2] ndisc_send_ns+0x9e/0x100 [ 38.873888][ C2] addrconf_dad_work+0x7dd/0xab0 [ 38.874259][ C2] process_one_work+0xe2c/0x1730 [ 38.874484][ C2] worker_thread+0x587/0xd30 [ 38.874711][ C2] kthread+0x28a/0x350 [ 38.875016][ C2] ret_from_fork+0x31/0x70 [ 38.875241][ C2] ret_from_fork_asm+0x1a/0x30 [ 38.875471][ C2] INITIAL USE at: [ 38.875610][ C2] __lock_acquire+0x797/0x1570 [ 38.875961][ C2] lock_acquire.part.0+0xeb/0x330 [ 38.876186][ C2] _raw_write_lock_bh+0x38/0x50 [ 38.876413][ C2] addrconf_permanent_addr+0x6e/0x670 [ 38.876760][ C2] addrconf_notify+0x749/0xd60 [ 38.876988][ C2] notifier_call_chain+0xcd/0x150 [ 38.877213][ C2] __dev_notify_flags+0xe6/0x250 [ 38.877438][ C2] dev_change_flags+0xec/0x160 [ 38.877790][ C2] do_setlink+0x7d6/0x21e0 [ 38.878016][ C2] __rtnl_newlink+0xaa7/0xd80 [ 38.878240][ C2] rtnl_newlink+0x63/0xa0 [ 38.878632][ C2] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 38.878861][ C2] netlink_rcv_skb+0x130/0x360 [ 38.879100][ C2] netlink_unicast+0x449/0x710 [ 38.879324][ C2] netlink_sendmsg+0x723/0xbe0 [ 38.879549][ C2] ____sys_sendmsg+0x7b2/0xa10 [ 38.879773][ C2] ___sys_sendmsg+0xee/0x170 [ 38.879996][ C2] __sys_sendmsg+0xcd/0x170 [ 38.880225][ C2] do_syscall_64+0xc6/0x1e0 [ 38.880453][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 38.880721][ C2] INITIAL READ USE at: [ 38.880857][ C2] __lock_acquire+0x797/0x1570 [ 38.881083][ C2] lock_acquire.part.0+0xeb/0x330 [ 38.881313][ C2] _raw_read_lock_bh+0x44/0x80 [ 38.881536][ C2] inet6_fill_ifla6_attrs+0x516/0x740 [ 38.881936][ C2] inet6_fill_link_af+0x5e/0xe0 [ 38.882159][ C2] rtnl_fill_ifinfo+0x1612/0x29e0 [ 38.882382][ C2] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 38.882798][ C2] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 38.883072][ C2] rtmsg_ifinfo+0x5b/0xa0 [ 38.883312][ C2] register_netdevice+0x1177/0x1690 [ 38.883855][ C2] register_netdev+0x20/0x40 [ 38.884083][ C2] sit_init_net+0x250/0x4f0 [ 38.884313][ C2] ops_init+0x9b/0x560 [ 38.884671][ C2] register_pernet_operations+0x2db/0x710 [ 38.884942][ C2] register_pernet_device+0x2a/0x60 [ 38.885209][ C2] sit_init+0x23/0xe0 [ 38.885599][ C2] do_one_initcall+0x8d/0x1e0 [ 38.885823][ C2] do_initcalls+0x1b2/0x3e0 [ 38.886051][ C2] kernel_init_freeable+0x232/0x310 [ 38.886320][ C2] kernel_init+0x20/0x200 [ 38.886574][ C2] ret_from_fork+0x31/0x70 [ 38.886815][ C2] ret_from_fork_asm+0x1a/0x30 [ 38.887042][ C2] } [ 38.887133][ C2] ... key at: [] __key.37+0x0/0x40 [ 38.887401][ C2] ... acquired at: [ 38.887533][ C2] mark_lock+0x28d/0x3e0 [ 38.887715][ C2] mark_usage+0xd9/0x2a0 [ 38.887893][ C2] __lock_acquire+0x797/0x1570 [ 38.888072][ C2] lock_acquire.part.0+0xeb/0x330 [ 38.888252][ C2] _raw_read_lock_bh+0x44/0x80 [ 38.888473][ C2] ipv6_get_lladdr+0xa9/0x3e0 [ 38.888656][ C2] ndisc_send_ns+0xe7/0x100 [ 38.888961][ C2] ndisc_solicit+0x2ae/0x4d0 [ 38.889170][ C2] neigh_probe+0xaa/0xf0 [ 38.889370][ C2] __neigh_event_send+0x7af/0xfe0 [ 38.889551][ C2] neigh_resolve_output+0x470/0x7c0 [ 38.889858][ C2] ip6_finish_output2+0x4ab/0xf80 [ 38.890040][ C2] ip6_finish_output+0x4ed/0xd30 [ 38.890227][ C2] ip6_output+0x1f3/0x770 [ 38.890411][ C2] udp_tunnel6_xmit_skb+0x6c8/0xc60 [ip6_udp_tunnel] [ 38.890763][ C2] vxlan_xmit_one+0x1e93/0x4570 [vxlan] [ 38.890964][ C2] vxlan_xmit+0x9b6/0xf40 [vxlan] [ 38.891166][ C2] dev_hard_start_xmit+0x10e/0x360 [ 38.891351][ C2] __dev_queue_xmit+0xe69/0x16d0 [ 38.891658][ C2] br_dev_queue_push_xmit+0x114/0x240 [bridge] [ 38.891923][ C2] deliver_clone+0x52/0x90 [bridge] [ 38.892139][ C2] br_handle_frame_finish+0xbdd/0x1ce0 [bridge] [ 38.892404][ C2] br_handle_frame+0x612/0xe60 [bridge] [ 38.892749][ C2] __netif_receive_skb_core.constprop.0+0x759/0x2d20 [ 38.892971][ C2] __netif_receive_skb_one_core+0xaf/0x1b0 [ 38.893196][ C2] process_backlog+0x103/0x670 [ 38.893394][ C2] __napi_poll.constprop.0+0xa2/0x460 [ 38.893723][ C2] net_rx_action+0x49f/0xc00 [ 38.893902][ C2] __do_softirq+0x1f8/0x5df [ 38.894082][ C2] do_softirq+0x4d/0xa0 [ 38.894216][ C2] __local_bh_enable_ip+0xf6/0x120 [ 38.894419][ C2] __dev_queue_xmit+0x6ac/0x16d0 [ 38.894625][ C2] ip6_finish_output2+0x4ab/0xf80 [ 38.894803][ C2] ip6_finish_output+0x4ed/0xd30 [ 38.894981][ C2] ip6_output+0x1f3/0x770 [ 38.895168][ C2] NF_HOOK.constprop.0+0xe2/0x680 [ 38.895356][ C2] ndisc_send_skb+0x8e0/0x1230 [ 38.895546][ C2] ndisc_send_ns+0x9e/0x100 [ 38.895738][ C2] addrconf_dad_work+0x7dd/0xab0 [ 38.895925][ C2] process_one_work+0xe2c/0x1730 [ 38.896118][ C2] worker_thread+0x587/0xd30 [ 38.896309][ C2] kthread+0x28a/0x350 [ 38.896442][ C2] ret_from_fork+0x31/0x70 [ 38.896629][ C2] ret_from_fork_asm+0x1a/0x30 [ 38.896936][ C2] [ 38.897026][ C2] [ 38.897026][ C2] stack backtrace: [ 38.897246][ C2] CPU: 2 PID: 10 Comm: kworker/u16:0 Not tainted 6.9.0-rc1-virtme #1 [ 38.897527][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 38.898188][ C2] Workqueue: ipv6_addrconf addrconf_dad_work [ 38.898427][ C2] Call Trace: [ 38.898571][ C2] [ 38.898672][ C2] dump_stack_lvl+0x82/0xd0 [ 38.898997][ C2] print_irq_inversion_bug.part.0+0x3d9/0x570 [ 38.899244][ C2] ? ret_from_fork_asm+0x1a/0x30 [ 38.899432][ C2] ? __pfx_print_irq_inversion_bug.part.0+0x10/0x10 [ 38.899690][ C2] ? __pfx_usage_skip+0x10/0x10 [ 38.899989][ C2] ? __pfx_usage_match+0x10/0x10 [ 38.900169][ C2] ? arch_stack_walk+0x8c/0xf0 [ 38.900362][ C2] mark_lock_irq+0x4cd/0xa10 [ 38.900549][ C2] ? __pfx_mark_lock_irq+0x10/0x10 [ 38.900871][ C2] ? stack_trace_save+0x94/0xd0 [ 38.901053][ C2] ? save_trace+0x8f/0x5b0 [ 38.901237][ C2] mark_lock+0x28d/0x3e0 [ 38.901378][ C2] mark_usage+0xd9/0x2a0 [ 38.901518][ C2] __lock_acquire+0x797/0x1570 [ 38.901833][ C2] lock_acquire.part.0+0xeb/0x330 [ 38.902016][ C2] ? ipv6_get_lladdr+0xa9/0x3e0 [ 38.902202][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 38.902390][ C2] ? trace_lock_acquire+0x135/0x1c0 [ 38.902730][ C2] ? ipv6_get_lladdr+0xa9/0x3e0 [ 38.902909][ C2] ? lock_acquire+0x32/0xc0 [ 38.903090][ C2] ? ipv6_get_lladdr+0xa9/0x3e0 [ 38.903284][ C2] _raw_read_lock_bh+0x44/0x80 [ 38.903469][ C2] ? ipv6_get_lladdr+0xa9/0x3e0 [ 38.903645][ C2] ipv6_get_lladdr+0xa9/0x3e0 [ 38.903825][ C2] ndisc_send_ns+0xe7/0x100 [ 38.904007][ C2] ? __pfx_ndisc_send_ns+0x10/0x10 [ 38.904208][ C2] ? __ipv6_chk_addr_and_flags+0x393/0x650 [ 38.904437][ C2] ndisc_solicit+0x2ae/0x4d0 [ 38.904621][ C2] ? __pfx_ndisc_solicit+0x10/0x10 [ 38.904801][ C2] ? neigh_probe+0x57/0xf0 [ 38.904993][ C2] neigh_probe+0xaa/0xf0 [ 38.905130][ C2] __neigh_event_send+0x7af/0xfe0 [ 38.905314][ C2] neigh_resolve_output+0x470/0x7c0 [ 38.905518][ C2] ? __local_bh_enable_ip+0xa6/0x120 [ 38.905696][ C2] ? ___neigh_create+0x7c6/0xe10 [ 38.906001][ C2] ip6_finish_output2+0x4ab/0xf80 [ 38.906188][ C2] ip6_finish_output+0x4ed/0xd30 [ 38.906386][ C2] ip6_output+0x1f3/0x770 [ 38.906523][ C2] ? __pfx_ip6_output+0x10/0x10 [ 38.906830][ C2] ? pskb_expand_head+0x485/0x1020 [ 38.907014][ C2] ? ip6_mtu+0x15b/0x2c0 [ 38.907148][ C2] ? ip6_local_out+0x25/0x3b0 [ 38.907335][ C2] udp_tunnel6_xmit_skb+0x6c8/0xc60 [ip6_udp_tunnel] [ 38.907570][ C2] vxlan_xmit_one+0x1e93/0x4570 [vxlan] [ 38.907903][ C2] ? stack_access_ok+0xda/0x1f0 [ 38.908085][ C2] ? ip6_fraglist_init+0x370/0xc50 [ 38.908266][ C2] ? __pfx_vxlan_xmit_one+0x10/0x10 [vxlan] [ 38.908507][ C2] ? __lock_acquire+0xaf0/0x1570 [ 38.908809][ C2] ? orc_sort_cmp+0x102/0x120 [ 38.909004][ C2] ? __dev_queue_xmit+0x1dd/0x16d0 [ 38.909183][ C2] ? lock_acquire.part.0+0xeb/0x330 [ 38.909387][ C2] ? vxlan_xmit+0x9b6/0xf40 [vxlan] [ 38.909728][ C2] vxlan_xmit+0x9b6/0xf40 [vxlan] [ 38.909923][ C2] dev_hard_start_xmit+0x10e/0x360 [ 38.910104][ C2] ? validate_xmit_skb.constprop.0+0x2a/0x4f0 [ 38.910337][ C2] __dev_queue_xmit+0xe69/0x16d0 [ 38.910531][ C2] ? find_held_lock+0x2c/0x110 [ 38.910715][ C2] ? __pfx___dev_queue_xmit+0x10/0x10 [ 38.910892][ C2] ? __lock_release+0x103/0x460 [ 38.911071][ C2] ? __pfx___lock_release+0x10/0x10 [ 38.911254][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 38.911437][ C2] br_dev_queue_push_xmit+0x114/0x240 [bridge] [ 38.911699][ C2] ? __pfx_br_dev_queue_push_xmit+0x10/0x10 [bridge] [ 38.911960][ C2] ? __br_forward+0x187/0x560 [bridge] [ 38.912324][ C2] deliver_clone+0x52/0x90 [bridge] [ 38.912546][ C2] br_handle_frame_finish+0xbdd/0x1ce0 [bridge] [ 38.912816][ C2] ? __pfx_br_handle_frame_finish+0x10/0x10 [bridge] [ 38.913078][ C2] ? hlock_class+0x4e/0x130 [ 38.913387][ C2] ? mark_lock+0x38/0x3e0 [ 38.913647][ C2] ? __pfx_validate_chain+0x10/0x10 [ 38.913832][ C2] ? mark_lock+0x38/0x3e0 [ 38.913970][ C2] br_handle_frame+0x612/0xe60 [bridge] [ 38.914317][ C2] ? __pfx_br_handle_frame+0x10/0x10 [bridge] [ 38.914581][ C2] __netif_receive_skb_core.constprop.0+0x759/0x2d20 [ 38.914803][ C2] ? mark_lock+0x38/0x3e0 [ 38.914946][ C2] ? __lock_acquire+0xaf0/0x1570 [ 38.915250][ C2] ? __pfx___netif_receive_skb_core.constprop.0+0x10/0x10 [ 38.915487][ C2] ? lock_acquire.part.0+0xeb/0x330 [ 38.915664][ C2] ? process_backlog+0x1f8/0x670 [ 38.915851][ C2] __netif_receive_skb_one_core+0xaf/0x1b0 [ 38.916195][ C2] ? __pfx___netif_receive_skb_one_core+0x10/0x10 [ 38.916426][ C2] ? process_backlog+0x1f8/0x670 [ 38.916605][ C2] ? lock_acquire+0x32/0xc0 [ 38.916790][ C2] ? process_backlog+0x1f8/0x670 [ 38.917098][ C2] process_backlog+0x103/0x670 [ 38.917276][ C2] ? find_held_lock+0x2c/0x110 [ 38.917463][ C2] __napi_poll.constprop.0+0xa2/0x460 [ 38.917645][ C2] net_rx_action+0x49f/0xc00 [ 38.917951][ C2] ? __pfx_net_rx_action+0x10/0x10 [ 38.918135][ C2] ? usage_skip+0x180/0x190 [ 38.918314][ C2] ? mark_held_locks+0x9e/0xe0 [ 38.918504][ C2] __do_softirq+0x1f8/0x5df [ 38.918682][ C2] ? __dev_queue_xmit+0x697/0x16d0 [ 38.918990][ C2] do_softirq+0x4d/0xa0 [ 38.919128][ C2] [ 38.919225][ C2] [ 38.919321][ C2] __local_bh_enable_ip+0xf6/0x120 [ 38.919500][ C2] ? __dev_queue_xmit+0x697/0x16d0 [ 38.919807][ C2] __dev_queue_xmit+0x6ac/0x16d0 [ 38.919995][ C2] ? mark_lock+0x38/0x3e0 [ 38.920139][ C2] ? trace_lock_acquire+0x135/0x1c0 [ 38.920330][ C2] ? mark_held_locks+0x9e/0xe0 [ 38.920523][ C2] ? eth_header+0x158/0x1a0 [ 38.920860][ C2] ? __pfx___dev_queue_xmit+0x10/0x10 [ 38.921053][ C2] ip6_finish_output2+0x4ab/0xf80 [ 38.921284][ C2] ip6_finish_output+0x4ed/0xd30 [ 38.921475][ C2] ? hlock_class+0x4e/0x130 [ 38.921786][ C2] ip6_output+0x1f3/0x770 [ 38.921930][ C2] ? __pfx_ip6_output+0x10/0x10 [ 38.922119][ C2] ? lock_acquire.part.0+0x52/0x330 [ 38.922337][ C2] NF_HOOK.constprop.0+0xe2/0x680 [ 38.922654][ C2] ? ndisc_send_skb+0x4a3/0x1230 [ 38.922893][ C2] ? __pfx_NF_HOOK.constprop.0+0x10/0x10 [ 38.923083][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 38.923272][ C2] ? trace_lock_acquire+0x135/0x1c0 [ 38.923483][ C2] ndisc_send_skb+0x8e0/0x1230 [ 38.923792][ C2] ? __pfx_ndisc_send_skb+0x10/0x10 [ 38.924006][ C2] ndisc_send_ns+0x9e/0x100 [ 38.924212][ C2] ? mark_lock+0x38/0x3e0 [ 38.924381][ C2] ? __pfx_ndisc_send_ns+0x10/0x10 [ 38.924696][ C2] ? mark_held_locks+0x9e/0xe0 [ 38.924921][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 38.925156][ C2] addrconf_dad_work+0x7dd/0xab0 [ 38.925371][ C2] ? __pfx_addrconf_dad_work+0x10/0x10 [ 38.925684][ C2] ? process_one_work+0xde2/0x1730 [ 38.925873][ C2] ? lock_acquire+0x32/0xc0 [ 38.926061][ C2] ? process_one_work+0xde2/0x1730 [ 38.926249][ C2] process_one_work+0xe2c/0x1730 [ 38.926613][ C2] ? __pfx___lock_release+0x10/0x10 [ 38.926823][ C2] ? __pfx_process_one_work+0x10/0x10 [ 38.927038][ C2] ? assign_work+0x16c/0x240 [ 38.927225][ C2] worker_thread+0x587/0xd30 [ 38.927419][ C2] ? __pfx_worker_thread+0x10/0x10 [ 38.927605][ C2] kthread+0x28a/0x350 [ 38.927741][ C2] ? __pfx_kthread+0x10/0x10 [ 38.927919][ C2] ret_from_fork+0x31/0x70 [ 38.928105][ C2] ? __pfx_kthread+0x10/0x10 [ 38.928292][ C2] ret_from_fork_asm+0x1a/0x30 [ 38.928499][ C2] [ 42.521505][ T394] br2: port 1(w1) entered blocking state [ 42.521698][ T394] br2: port 1(w1) entered disabled state [ 42.521887][ T394] w1: entered allmulticast mode [ 42.523398][ T394] w1: entered promiscuous mode [ 43.383731][ T402] br2: port 2(vx10) entered blocking state [ 43.383992][ T402] br2: port 2(vx10) entered disabled state [ 43.384213][ T402] vx10: entered allmulticast mode [ 43.386347][ T402] vx10: entered promiscuous mode [ 43.386878][ T402] br2: port 2(vx10) entered blocking state [ 43.387065][ T402] br2: port 2(vx10) entered forwarding state [ 44.173929][ T409] br2: port 3(vx20) entered blocking state [ 44.174141][ T409] br2: port 3(vx20) entered disabled state [ 44.174387][ T409] vx20: entered allmulticast mode [ 44.176603][ T409] vx20: entered promiscuous mode [ 44.177039][ T409] br2: port 3(vx20) entered blocking state [ 44.177230][ T409] br2: port 3(vx20) entered forwarding state [ 45.228009][ T49] br2: port 1(w1) entered blocking state [ 45.228239][ T49] br2: port 1(w1) entered forwarding state [ 48.221794][ T446] br2: port 1(w1) entered blocking state [ 48.222011][ T446] br2: port 1(w1) entered disabled state [ 48.222205][ T446] w1: entered allmulticast mode [ 48.223767][ T446] w1: entered promiscuous mode [ 49.062196][ T454] br2: port 2(vx10) entered blocking state [ 49.063083][ T454] br2: port 2(vx10) entered disabled state [ 49.063392][ T454] vx10: entered allmulticast mode [ 49.064907][ T454] vx10: entered promiscuous mode [ 49.065389][ T454] br2: port 2(vx10) entered blocking state [ 49.065598][ T454] br2: port 2(vx10) entered forwarding state [ 49.812285][ T461] br2: port 3(vx20) entered blocking state [ 49.812537][ T461] br2: port 3(vx20) entered disabled state [ 49.812782][ T461] vx20: entered allmulticast mode [ 49.814316][ T461] vx20: entered promiscuous mode [ 49.815328][ T461] br2: port 3(vx20) entered blocking state [ 49.815551][ T461] br2: port 3(vx20) entered forwarding state [ 50.690362][ T51] br2: port 1(w1) entered blocking state [ 50.690653][ T51] br2: port 1(w1) entered forwarding state [ 62.402871][ T536] GACT probability NOT on [ 156.450880][ T10] vx20: left allmulticast mode [ 156.451151][ T10] vx20: left promiscuous mode [ 156.451497][ T10] br2: port 3(vx20) entered disabled state [ 156.455722][ T10] vx10: left allmulticast mode [ 156.455955][ T10] vx10: left promiscuous mode [ 156.456450][ T10] br2: port 2(vx10) entered disabled state [ 156.458490][ T10] w1: left allmulticast mode [ 156.458724][ T10] w1: left promiscuous mode [ 156.459085][ T10] br2: port 1(w1) entered disabled state [ 156.793348][ T10] vx20: left allmulticast mode [ 156.793617][ T10] vx20: left promiscuous mode [ 156.794006][ T10] br2: port 3(vx20) entered disabled state [ 156.796073][ T10] vx10: left allmulticast mode [ 156.796295][ T10] vx10: left promiscuous mode [ 156.796664][ T10] br2: port 2(vx10) entered disabled state [ 156.798469][ T10] w1: left allmulticast mode [ 156.798667][ T10] w1: left promiscuous mode [ 156.799029][ T10] br2: port 1(w1) entered disabled state [ 159.277720][ T731] br1: port 4(veth2) entered disabled state [ 159.380480][ T732] veth2: left allmulticast mode [ 159.380683][ T732] veth2: left promiscuous mode [ 159.380967][ T732] br1: port 4(veth2) entered disabled state [ 159.860896][ T736] br1: port 3(veth1) entered disabled state [ 159.963982][ T737] veth1: left allmulticast mode [ 159.964177][ T737] veth1: left promiscuous mode [ 159.964431][ T737] br1: port 3(veth1) entered disabled state [ 160.172695][ T739] vx20: left allmulticast mode [ 160.172874][ T739] vx20: left promiscuous mode [ 160.173121][ T739] br1: port 2(vx20) entered disabled state [ 160.654398][ T743] vx10: left allmulticast mode [ 160.655330][ T743] vx10: left promiscuous mode [ 160.655806][ T743] br1: port 1(vx10) entered disabled state