[ 25.699237][ T259] ip (259) used greatest stack depth: 23856 bytes left [ 28.736964][ T287] 8021q: 802.1Q VLAN Support v1.8 [ 34.089231][ T337] br1: port 1(vx10) entered blocking state [ 34.089965][ T337] br1: port 1(vx10) entered disabled state [ 34.090332][ T337] vx10: entered allmulticast mode [ 34.092311][ T337] vx10: entered promiscuous mode [ 34.094269][ T337] br1: port 1(vx10) entered blocking state [ 34.094780][ T337] br1: port 1(vx10) entered forwarding state [ 34.613989][ T342] br1: port 2(vx20) entered blocking state [ 34.614236][ T342] br1: port 2(vx20) entered disabled state [ 34.614471][ T342] vx20: entered allmulticast mode [ 34.622092][ T342] vx20: entered promiscuous mode [ 34.622608][ T342] br1: port 2(vx20) entered blocking state [ 34.622824][ T342] br1: port 2(vx20) entered forwarding state [ 34.854502][ T344] br1: port 3(veth1) entered blocking state [ 34.854765][ T344] br1: port 3(veth1) entered disabled state [ 34.855002][ T344] veth1: entered allmulticast mode [ 34.858077][ T344] veth1: entered promiscuous mode [ 34.974250][ T7] br1: port 3(veth1) entered blocking state [ 34.974669][ T7] br1: port 3(veth1) entered forwarding state [ 35.463725][ T349] br1: port 4(veth2) entered blocking state [ 35.463976][ T349] br1: port 4(veth2) entered disabled state [ 35.464213][ T349] veth2: entered allmulticast mode [ 35.467274][ T349] veth2: entered promiscuous mode [ 35.596373][ T51] br1: port 4(veth2) entered blocking state [ 35.596696][ T51] br1: port 4(veth2) entered forwarding state [ 36.266681][ C2] [ 36.266823][ C2] ======================================================== [ 36.267123][ C2] WARNING: possible irq lock inversion dependency detected [ 36.267402][ C2] 6.9.0-rc1-virtme #1 Not tainted [ 36.267592][ C2] -------------------------------------------------------- [ 36.267858][ C2] kworker/u16:0/10 just changed the state of lock: [ 36.268081][ C2] ffff8880088c0d80 (&ndev->lock){++.-}-{2:2}, at: ipv6_get_lladdr+0xa9/0x3e0 [ 36.268419][ C2] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 36.268696][ C2] (&p->alloc_lock){+.+.}-{2:2} [ 36.268701][ C2] [ 36.268701][ C2] [ 36.268701][ C2] and interrupts could create inverse lock ordering between them. [ 36.268701][ C2] [ 36.269368][ C2] [ 36.269368][ C2] other info that might help us debug this: [ 36.269636][ C2] Possible interrupt unsafe locking scenario: [ 36.269636][ C2] [ 36.269902][ C2] CPU0 CPU1 [ 36.270081][ C2] ---- ---- [ 36.270259][ C2] lock(&p->alloc_lock); [ 36.270404][ C2] local_irq_disable(); [ 36.270628][ C2] lock(&ndev->lock); [ 36.270854][ C2] lock(&p->alloc_lock); [ 36.271081][ C2] [ 36.271218][ C2] lock(&ndev->lock); [ 36.271359][ C2] [ 36.271359][ C2] *** DEADLOCK *** [ 36.271359][ C2] [ 36.271740][ C2] 10 locks held by kworker/u16:0/10: [ 36.271922][ C2] #0: ffff888005419148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xda6/0x1730 [ 36.272296][ C2] #1: ffffc900000afda0 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work+0xde2/0x1730 [ 36.272710][ C2] #2: ffffffff9fd969c8 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_dad_work+0xaf/0xab0 [ 36.273036][ C2] #3: ffffffff9f5522e0 (rcu_read_lock){....}-{1:2}, at: ndisc_send_skb+0x7c3/0x1230 [ 36.273363][ C2] #4: ffffffff9f5522e0 (rcu_read_lock){....}-{1:2}, at: ip6_finish_output2+0x2c4/0xf80 [ 36.273688][ C2] #5: ffffffff9f5522e0 (rcu_read_lock){....}-{1:2}, at: process_backlog+0x1f8/0x670 [ 36.274014][ C2] #6: ffffffff9f552280 (rcu_read_lock_bh){....}-{1:2}, at: __dev_queue_xmit+0x1dd/0x16d0 [ 36.274343][ C2] #7: ffffffff9f5522e0 (rcu_read_lock){....}-{1:2}, at: vxlan_xmit_one+0xbaa/0x4570 [vxlan] [ 36.274746][ C2] #8: ffffffff9f5522e0 (rcu_read_lock){....}-{1:2}, at: ip6_finish_output2+0x2c4/0xf80 [ 36.275066][ C2] #9: ffffffff9f5522e0 (rcu_read_lock){....}-{1:2}, at: ipv6_get_lladdr+0x39/0x3e0 [ 36.275390][ C2] [ 36.275390][ C2] the shortest dependencies between 2nd lock and 1st lock: [ 36.275720][ C2] -> (&p->alloc_lock){+.+.}-{2:2} { [ 36.275913][ C2] HARDIRQ-ON-W at: [ 36.276061][ C2] __lock_acquire+0x797/0x1570 [ 36.276299][ C2] lock_acquire.part.0+0xeb/0x330 [ 36.276530][ C2] _raw_spin_lock+0x30/0x40 [ 36.276768][ C2] set_mems_allowed+0x1d/0x210 [ 36.276999][ C2] kernel_init_freeable+0x72/0x310 [ 36.277240][ C2] kernel_init+0x20/0x200 [ 36.277472][ C2] ret_from_fork+0x31/0x70 [ 36.277702][ C2] ret_from_fork_asm+0x1a/0x30 [ 36.277932][ C2] SOFTIRQ-ON-W at: [ 36.278071][ C2] __lock_acquire+0x797/0x1570 [ 36.278296][ C2] lock_acquire.part.0+0xeb/0x330 [ 36.278526][ C2] _raw_spin_lock+0x30/0x40 [ 36.278757][ C2] set_mems_allowed+0x1d/0x210 [ 36.278984][ C2] kernel_init_freeable+0x72/0x310 [ 36.279212][ C2] kernel_init+0x20/0x200 [ 36.279441][ C2] ret_from_fork+0x31/0x70 [ 36.279668][ C2] ret_from_fork_asm+0x1a/0x30 [ 36.279904][ C2] INITIAL USE at: [ 36.280040][ C2] __lock_acquire+0x797/0x1570 [ 36.280270][ C2] lock_acquire.part.0+0xeb/0x330 [ 36.280495][ C2] _raw_spin_lock+0x30/0x40 [ 36.280726][ C2] set_mems_allowed+0x1d/0x210 [ 36.280955][ C2] kernel_init_freeable+0x72/0x310 [ 36.281187][ C2] kernel_init+0x20/0x200 [ 36.281419][ C2] ret_from_fork+0x31/0x70 [ 36.281662][ C2] ret_from_fork_asm+0x1a/0x30 [ 36.281892][ C2] } [ 36.281987][ C2] ... key at: [] __key.387+0x0/0x40 [ 36.282267][ C2] ... acquired at: [ 36.282409][ C2] __lock_acquire+0xaf0/0x1570 [ 36.282598][ C2] lock_acquire.part.0+0xeb/0x330 [ 36.282798][ C2] _raw_spin_lock+0x30/0x40 [ 36.282981][ C2] __get_task_comm+0x27/0x70 [ 36.283166][ C2] ref_tracker_alloc+0x2ee/0x490 [ 36.283350][ C2] netdev_get_by_index+0x5e/0x80 [ 36.283533][ C2] fib6_nh_init+0x3d8/0x15b0 [ 36.283724][ C2] ip6_route_info_create+0xf18/0x17d0 [ 36.283904][ C2] addrconf_f6i_alloc+0x265/0x560 [ 36.284086][ C2] __ipv6_dev_ac_inc+0x25f/0xb10 [ 36.284277][ C2] addrconf_join_anycast+0x1c0/0x220 [ 36.284459][ C2] __ipv6_ifa_notify+0x6b3/0xaf0 [ 36.284642][ C2] addrconf_dad_completed+0x12b/0xe20 [ 36.284825][ C2] addrconf_dad_work+0x38c/0xab0 [ 36.285007][ C2] process_one_work+0xe2c/0x1730 [ 36.285189][ C2] worker_thread+0x587/0xd30 [ 36.285368][ C2] kthread+0x28a/0x350 [ 36.285508][ C2] ret_from_fork+0x31/0x70 [ 36.285690][ C2] ret_from_fork_asm+0x1a/0x30 [ 36.285874][ C2] [ 36.285968][ C2] -> (&ndev->lock){++.-}-{2:2} { [ 36.286153][ C2] HARDIRQ-ON-W at: [ 36.286291][ C2] __lock_acquire+0x797/0x1570 [ 36.286521][ C2] lock_acquire.part.0+0xeb/0x330 [ 36.286753][ C2] _raw_write_lock_bh+0x38/0x50 [ 36.286988][ C2] addrconf_permanent_addr+0x6e/0x670 [ 36.287210][ C2] addrconf_notify+0x749/0xd60 [ 36.287452][ C2] notifier_call_chain+0xcd/0x150 [ 36.287682][ C2] __dev_notify_flags+0xe6/0x250 [ 36.287906][ C2] dev_change_flags+0xec/0x160 [ 36.288141][ C2] do_setlink+0x7d6/0x21e0 [ 36.288365][ C2] __rtnl_newlink+0xaa7/0xd80 [ 36.288599][ C2] rtnl_newlink+0x63/0xa0 [ 36.288826][ C2] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 36.289054][ C2] netlink_rcv_skb+0x130/0x360 [ 36.289284][ C2] netlink_unicast+0x449/0x710 [ 36.289512][ C2] netlink_sendmsg+0x723/0xbe0 [ 36.289738][ C2] ____sys_sendmsg+0x7b2/0xa10 [ 36.289966][ C2] ___sys_sendmsg+0xee/0x170 [ 36.290189][ C2] __sys_sendmsg+0xcd/0x170 [ 36.290423][ C2] do_syscall_64+0xc6/0x1e0 [ 36.290649][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 36.290922][ C2] HARDIRQ-ON-R at: [ 36.291057][ C2] __lock_acquire+0x797/0x1570 [ 36.291283][ C2] lock_acquire.part.0+0xeb/0x330 [ 36.291525][ C2] _raw_read_lock_bh+0x44/0x80 [ 36.291778][ C2] inet6_fill_ifla6_attrs+0x516/0x740 [ 36.292006][ C2] inet6_fill_link_af+0x5e/0xe0 [ 36.292237][ C2] rtnl_fill_ifinfo+0x1612/0x29e0 [ 36.292465][ C2] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 36.292694][ C2] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 36.292967][ C2] rtmsg_ifinfo+0x5b/0xa0 [ 36.293191][ C2] register_netdevice+0x1177/0x1690 [ 36.293415][ C2] register_netdev+0x20/0x40 [ 36.293645][ C2] sit_init_net+0x250/0x4f0 [ 36.293873][ C2] ops_init+0x9b/0x560 [ 36.294053][ C2] register_pernet_operations+0x2db/0x710 [ 36.294331][ C2] register_pernet_device+0x2a/0x60 [ 36.294559][ C2] sit_init+0x23/0xe0 [ 36.294761][ C2] do_one_initcall+0x8d/0x1e0 [ 36.294992][ C2] do_initcalls+0x1b2/0x3e0 [ 36.295220][ C2] kernel_init_freeable+0x232/0x310 [ 36.295447][ C2] kernel_init+0x20/0x200 [ 36.295681][ C2] ret_from_fork+0x31/0x70 [ 36.295917][ C2] ret_from_fork_asm+0x1a/0x30 [ 36.296149][ C2] IN-SOFTIRQ-R at: [ 36.296287][ C2] __lock_acquire+0x797/0x1570 [ 36.296517][ C2] lock_acquire.part.0+0xeb/0x330 [ 36.296746][ C2] _raw_read_lock_bh+0x44/0x80 [ 36.296991][ C2] ipv6_get_lladdr+0xa9/0x3e0 [ 36.297222][ C2] ndisc_send_ns+0xe7/0x100 [ 36.297451][ C2] ndisc_solicit+0x2ae/0x4d0 [ 36.297679][ C2] neigh_probe+0xaa/0xf0 [ 36.297907][ C2] __neigh_event_send+0x7af/0xfe0 [ 36.298131][ C2] neigh_resolve_output+0x470/0x7c0 [ 36.298382][ C2] ip6_finish_output2+0x4ab/0xf80 [ 36.298608][ C2] ip6_finish_output+0x4ed/0xd30 [ 36.298850][ C2] ip6_output+0x1f3/0x770 [ 36.299079][ C2] udp_tunnel6_xmit_skb+0x6c8/0xc60 [ip6_udp_tunnel] [ 36.299352][ C2] vxlan_xmit_one+0x1e93/0x4570 [vxlan] [ 36.299645][ C2] vxlan_xmit+0x98d/0xf40 [vxlan] [ 36.299887][ C2] dev_hard_start_xmit+0x10e/0x360 [ 36.300244][ C2] __dev_queue_xmit+0xe69/0x16d0 [ 36.300473][ C2] br_dev_queue_push_xmit+0x114/0x240 [bridge] [ 36.300813][ C2] deliver_clone+0x52/0x90 [bridge] [ 36.301199][ C2] br_handle_frame_finish+0xbdd/0x1ce0 [bridge] [ 36.301508][ C2] br_handle_frame+0x612/0xe60 [bridge] [ 36.301843][ C2] __netif_receive_skb_core.constprop.0+0x759/0x2d20 [ 36.302243][ C2] __netif_receive_skb_one_core+0xaf/0x1b0 [ 36.302518][ C2] process_backlog+0x103/0x670 [ 36.302753][ C2] __napi_poll.constprop.0+0xa2/0x460 [ 36.303240][ C2] net_rx_action+0x49f/0xc00 [ 36.303479][ C2] __do_softirq+0x1f8/0x5df [ 36.303709][ C2] do_softirq+0x4d/0xa0 [ 36.304072][ C2] __local_bh_enable_ip+0xf6/0x120 [ 36.304294][ C2] __dev_queue_xmit+0x6ac/0x16d0 [ 36.304517][ C2] ip6_finish_output2+0x4ab/0xf80 [ 36.304740][ C2] ip6_finish_output+0x4ed/0xd30 [ 36.305089][ C2] ip6_output+0x1f3/0x770 [ 36.305313][ C2] NF_HOOK.constprop.0+0xe2/0x680 [ 36.305540][ C2] ndisc_send_skb+0x8e0/0x1230 [ 36.305894][ C2] ndisc_send_ns+0x9e/0x100 [ 36.306116][ C2] addrconf_dad_work+0x7dd/0xab0 [ 36.306338][ C2] process_one_work+0xe2c/0x1730 [ 36.306692][ C2] worker_thread+0x587/0xd30 [ 36.306916][ C2] kthread+0x28a/0x350 [ 36.307099][ C2] ret_from_fork+0x31/0x70 [ 36.307322][ C2] ret_from_fork_asm+0x1a/0x30 [ 36.307546][ C2] INITIAL USE at: [ 36.307681][ C2] __lock_acquire+0x797/0x1570 [ 36.307912][ C2] lock_acquire.part.0+0xeb/0x330 [ 36.308134][ C2] _raw_write_lock_bh+0x38/0x50 [ 36.308484][ C2] addrconf_permanent_addr+0x6e/0x670 [ 36.308711][ C2] addrconf_notify+0x749/0xd60 [ 36.308937][ C2] notifier_call_chain+0xcd/0x150 [ 36.309287][ C2] __dev_notify_flags+0xe6/0x250 [ 36.309510][ C2] dev_change_flags+0xec/0x160 [ 36.309732][ C2] do_setlink+0x7d6/0x21e0 [ 36.309958][ C2] __rtnl_newlink+0xaa7/0xd80 [ 36.310307][ C2] rtnl_newlink+0x63/0xa0 [ 36.310538][ C2] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 36.310760][ C2] netlink_rcv_skb+0x130/0x360 [ 36.311116][ C2] netlink_unicast+0x449/0x710 [ 36.311341][ C2] netlink_sendmsg+0x723/0xbe0 [ 36.311573][ C2] ____sys_sendmsg+0x7b2/0xa10 [ 36.311929][ C2] ___sys_sendmsg+0xee/0x170 [ 36.312158][ C2] __sys_sendmsg+0xcd/0x170 [ 36.312382][ C2] do_syscall_64+0xc6/0x1e0 [ 36.312605][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 36.313007][ C2] INITIAL READ USE at: [ 36.313146][ C2] __lock_acquire+0x797/0x1570 [ 36.313374][ C2] lock_acquire.part.0+0xeb/0x330 [ 36.313600][ C2] _raw_read_lock_bh+0x44/0x80 [ 36.313830][ C2] inet6_fill_ifla6_attrs+0x516/0x740 [ 36.314096][ C2] inet6_fill_link_af+0x5e/0xe0 [ 36.314332][ C2] rtnl_fill_ifinfo+0x1612/0x29e0 [ 36.314557][ C2] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 36.314822][ C2] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 36.315090][ C2] rtmsg_ifinfo+0x5b/0xa0 [ 36.315322][ C2] register_netdevice+0x1177/0x1690 [ 36.315588][ C2] register_netdev+0x20/0x40 [ 36.315809][ C2] sit_init_net+0x250/0x4f0 [ 36.316034][ C2] ops_init+0x9b/0x560 [ 36.316257][ C2] register_pernet_operations+0x2db/0x710 [ 36.316532][ C2] register_pernet_device+0x2a/0x60 [ 36.316800][ C2] sit_init+0x23/0xe0 [ 36.317025][ C2] do_one_initcall+0x8d/0x1e0 [ 36.317251][ C2] do_initcalls+0x1b2/0x3e0 [ 36.317494][ C2] kernel_init_freeable+0x232/0x310 [ 36.317769][ C2] kernel_init+0x20/0x200 [ 36.317995][ C2] ret_from_fork+0x31/0x70 [ 36.318241][ C2] ret_from_fork_asm+0x1a/0x30 [ 36.318469][ C2] } [ 36.318561][ C2] ... key at: [] __key.37+0x0/0x40 [ 36.318835][ C2] ... acquired at: [ 36.318969][ C2] mark_lock+0x28d/0x3e0 [ 36.319150][ C2] mark_usage+0xd9/0x2a0 [ 36.319328][ C2] __lock_acquire+0x797/0x1570 [ 36.319510][ C2] lock_acquire.part.0+0xeb/0x330 [ 36.319690][ C2] _raw_read_lock_bh+0x44/0x80 [ 36.319873][ C2] ipv6_get_lladdr+0xa9/0x3e0 [ 36.320053][ C2] ndisc_send_ns+0xe7/0x100 [ 36.320233][ C2] ndisc_solicit+0x2ae/0x4d0 [ 36.320410][ C2] neigh_probe+0xaa/0xf0 [ 36.320589][ C2] __neigh_event_send+0x7af/0xfe0 [ 36.320767][ C2] neigh_resolve_output+0x470/0x7c0 [ 36.320950][ C2] ip6_finish_output2+0x4ab/0xf80 [ 36.321136][ C2] ip6_finish_output+0x4ed/0xd30 [ 36.321315][ C2] ip6_output+0x1f3/0x770 [ 36.321519][ C2] udp_tunnel6_xmit_skb+0x6c8/0xc60 [ip6_udp_tunnel] [ 36.321758][ C2] vxlan_xmit_one+0x1e93/0x4570 [vxlan] [ 36.321954][ C2] vxlan_xmit+0x98d/0xf40 [vxlan] [ 36.322153][ C2] dev_hard_start_xmit+0x10e/0x360 [ 36.322336][ C2] __dev_queue_xmit+0xe69/0x16d0 [ 36.322517][ C2] br_dev_queue_push_xmit+0x114/0x240 [bridge] [ 36.322776][ C2] deliver_clone+0x52/0x90 [bridge] [ 36.322995][ C2] br_handle_frame_finish+0xbdd/0x1ce0 [bridge] [ 36.323255][ C2] br_handle_frame+0x612/0xe60 [bridge] [ 36.323482][ C2] __netif_receive_skb_core.constprop.0+0x759/0x2d20 [ 36.323708][ C2] __netif_receive_skb_one_core+0xaf/0x1b0 [ 36.323937][ C2] process_backlog+0x103/0x670 [ 36.324117][ C2] __napi_poll.constprop.0+0xa2/0x460 [ 36.324296][ C2] net_rx_action+0x49f/0xc00 [ 36.324477][ C2] __do_softirq+0x1f8/0x5df [ 36.324659][ C2] do_softirq+0x4d/0xa0 [ 36.324794][ C2] __local_bh_enable_ip+0xf6/0x120 [ 36.324973][ C2] __dev_queue_xmit+0x6ac/0x16d0 [ 36.325151][ C2] ip6_finish_output2+0x4ab/0xf80 [ 36.325335][ C2] ip6_finish_output+0x4ed/0xd30 [ 36.325513][ C2] ip6_output+0x1f3/0x770 [ 36.325696][ C2] NF_HOOK.constprop.0+0xe2/0x680 [ 36.325874][ C2] ndisc_send_skb+0x8e0/0x1230 [ 36.326054][ C2] ndisc_send_ns+0x9e/0x100 [ 36.326232][ C2] addrconf_dad_work+0x7dd/0xab0 [ 36.326413][ C2] process_one_work+0xe2c/0x1730 [ 36.326595][ C2] worker_thread+0x587/0xd30 [ 36.326778][ C2] kthread+0x28a/0x350 [ 36.326924][ C2] ret_from_fork+0x31/0x70 [ 36.327108][ C2] ret_from_fork_asm+0x1a/0x30 [ 36.327287][ C2] [ 36.327377][ C2] [ 36.327377][ C2] stack backtrace: [ 36.327600][ C2] CPU: 2 PID: 10 Comm: kworker/u16:0 Not tainted 6.9.0-rc1-virtme #1 [ 36.327871][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 36.328281][ C2] Workqueue: ipv6_addrconf addrconf_dad_work [ 36.328515][ C2] Call Trace: [ 36.328652][ C2] [ 36.328746][ C2] dump_stack_lvl+0x82/0xd0 [ 36.328933][ C2] print_irq_inversion_bug.part.0+0x3d9/0x570 [ 36.329166][ C2] ? ret_from_fork_asm+0x1a/0x30 [ 36.329347][ C2] ? __pfx_print_irq_inversion_bug.part.0+0x10/0x10 [ 36.329568][ C2] ? __pfx_usage_skip+0x10/0x10 [ 36.329752][ C2] ? __pfx_usage_match+0x10/0x10 [ 36.329931][ C2] ? arch_stack_walk+0x8c/0xf0 [ 36.330116][ C2] mark_lock_irq+0x4cd/0xa10 [ 36.330300][ C2] ? __pfx_mark_lock_irq+0x10/0x10 [ 36.330481][ C2] ? stack_trace_save+0x94/0xd0 [ 36.330666][ C2] ? save_trace+0x8f/0x5b0 [ 36.330852][ C2] mark_lock+0x28d/0x3e0 [ 36.330988][ C2] mark_usage+0xd9/0x2a0 [ 36.331124][ C2] __lock_acquire+0x797/0x1570 [ 36.331311][ C2] lock_acquire.part.0+0xeb/0x330 [ 36.331494][ C2] ? ipv6_get_lladdr+0xa9/0x3e0 [ 36.331686][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 36.331865][ C2] ? trace_lock_acquire+0x135/0x1c0 [ 36.332045][ C2] ? ipv6_get_lladdr+0xa9/0x3e0 [ 36.332222][ C2] ? lock_acquire+0x32/0xc0 [ 36.332402][ C2] ? ipv6_get_lladdr+0xa9/0x3e0 [ 36.332582][ C2] _raw_read_lock_bh+0x44/0x80 [ 36.332766][ C2] ? ipv6_get_lladdr+0xa9/0x3e0 [ 36.332946][ C2] ipv6_get_lladdr+0xa9/0x3e0 [ 36.333125][ C2] ndisc_send_ns+0xe7/0x100 [ 36.333303][ C2] ? __pfx_ndisc_send_ns+0x10/0x10 [ 36.333482][ C2] ? __ipv6_chk_addr_and_flags+0x393/0x650 [ 36.333711][ C2] ndisc_solicit+0x2ae/0x4d0 [ 36.333891][ C2] ? __pfx_ndisc_solicit+0x10/0x10 [ 36.334070][ C2] ? neigh_probe+0x57/0xf0 [ 36.334250][ C2] neigh_probe+0xaa/0xf0 [ 36.334390][ C2] __neigh_event_send+0x7af/0xfe0 [ 36.334572][ C2] neigh_resolve_output+0x470/0x7c0 [ 36.334762][ C2] ? __local_bh_enable_ip+0xa6/0x120 [ 36.334943][ C2] ? ___neigh_create+0x7c6/0xe10 [ 36.335127][ C2] ip6_finish_output2+0x4ab/0xf80 [ 36.335309][ C2] ip6_finish_output+0x4ed/0xd30 [ 36.335488][ C2] ip6_output+0x1f3/0x770 [ 36.335623][ C2] ? __pfx_ip6_output+0x10/0x10 [ 36.335800][ C2] ? pskb_expand_head+0x485/0x1020 [ 36.335986][ C2] ? ip6_mtu+0x15b/0x2c0 [ 36.336122][ C2] ? ip6_local_out+0x25/0x3b0 [ 36.336305][ C2] udp_tunnel6_xmit_skb+0x6c8/0xc60 [ip6_udp_tunnel] [ 36.336531][ C2] vxlan_xmit_one+0x1e93/0x4570 [vxlan] [ 36.336726][ C2] ? find_held_lock+0x24/0x110 [ 36.336904][ C2] ? migrate_device_coherent_page+0x460/0x520 [ 36.337137][ C2] ? __pfx_vxlan_xmit_one+0x10/0x10 [vxlan] [ 36.337376][ C2] ? mark_held_locks+0x9e/0xe0 [ 36.337556][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x14f/0x370 [ 36.337782][ C2] ? kmem_cache_alloc+0x132/0x270 [ 36.337962][ C2] ? __copy_skb_header+0xaf/0x490 [ 36.338150][ C2] ? vxlan_xmit+0x98d/0xf40 [vxlan] [ 36.338345][ C2] vxlan_xmit+0x98d/0xf40 [vxlan] [ 36.338540][ C2] dev_hard_start_xmit+0x10e/0x360 [ 36.338721][ C2] ? validate_xmit_skb.constprop.0+0x2a/0x4f0 [ 36.338946][ C2] __dev_queue_xmit+0xe69/0x16d0 [ 36.339134][ C2] ? find_held_lock+0x2c/0x110 [ 36.339314][ C2] ? __pfx___dev_queue_xmit+0x10/0x10 [ 36.339495][ C2] ? __lock_release+0x103/0x460 [ 36.339675][ C2] ? __pfx___lock_release+0x10/0x10 [ 36.339854][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 36.340038][ C2] br_dev_queue_push_xmit+0x114/0x240 [bridge] [ 36.340297][ C2] ? __pfx_br_dev_queue_push_xmit+0x10/0x10 [bridge] [ 36.340557][ C2] ? __br_forward+0x187/0x560 [bridge] [ 36.340771][ C2] deliver_clone+0x52/0x90 [bridge] [ 36.340985][ C2] br_handle_frame_finish+0xbdd/0x1ce0 [bridge] [ 36.341243][ C2] ? __pfx_br_handle_frame_finish+0x10/0x10 [bridge] [ 36.341497][ C2] ? usage_skip+0x183/0x190 [ 36.341684][ C2] ? validate_chain+0x130/0x9b0 [ 36.341871][ C2] br_handle_frame+0x612/0xe60 [bridge] [ 36.342089][ C2] ? __pfx_br_handle_frame+0x10/0x10 [bridge] [ 36.342346][ C2] __netif_receive_skb_core.constprop.0+0x759/0x2d20 [ 36.342574][ C2] ? mark_lock+0x38/0x3e0 [ 36.342839][ C2] ? __lock_acquire+0xaf0/0x1570 [ 36.343023][ C2] ? __pfx___netif_receive_skb_core.constprop.0+0x10/0x10 [ 36.343249][ C2] ? lock_acquire.part.0+0xeb/0x330 [ 36.343428][ C2] ? process_backlog+0x1f8/0x670 [ 36.343744][ C2] __netif_receive_skb_one_core+0xaf/0x1b0 [ 36.343968][ C2] ? __pfx___netif_receive_skb_one_core+0x10/0x10 [ 36.344190][ C2] ? process_backlog+0x1f8/0x670 [ 36.344372][ C2] ? lock_acquire+0x32/0xc0 [ 36.344686][ C2] ? process_backlog+0x1f8/0x670 [ 36.344868][ C2] process_backlog+0x103/0x670 [ 36.345047][ C2] ? find_held_lock+0x2c/0x110 [ 36.345225][ C2] __napi_poll.constprop.0+0xa2/0x460 [ 36.345538][ C2] net_rx_action+0x49f/0xc00 [ 36.345722][ C2] ? __pfx_net_rx_action+0x10/0x10 [ 36.345908][ C2] ? usage_skip+0x180/0x190 [ 36.346088][ C2] ? mark_held_locks+0x9e/0xe0 [ 36.346269][ C2] __do_softirq+0x1f8/0x5df [ 36.346452][ C2] ? __dev_queue_xmit+0x697/0x16d0 [ 36.346643][ C2] do_softirq+0x4d/0xa0 [ 36.346780][ C2] [ 36.346872][ C2] [ 36.346963][ C2] __local_bh_enable_ip+0xf6/0x120 [ 36.347276][ C2] ? __dev_queue_xmit+0x697/0x16d0 [ 36.347468][ C2] __dev_queue_xmit+0x6ac/0x16d0 [ 36.347648][ C2] ? mark_lock+0x38/0x3e0 [ 36.347783][ C2] ? trace_lock_acquire+0x135/0x1c0 [ 36.347964][ C2] ? mark_held_locks+0x9e/0xe0 [ 36.348272][ C2] ? eth_header+0x158/0x1a0 [ 36.348454][ C2] ? __pfx___dev_queue_xmit+0x10/0x10 [ 36.348637][ C2] ip6_finish_output2+0x4ab/0xf80 [ 36.348824][ C2] ip6_finish_output+0x4ed/0xd30 [ 36.349127][ C2] ? hlock_class+0x4e/0x130 [ 36.349307][ C2] ip6_output+0x1f3/0x770 [ 36.349442][ C2] ? __pfx_ip6_output+0x10/0x10 [ 36.349622][ C2] ? lock_acquire.part.0+0x52/0x330 [ 36.349945][ C2] NF_HOOK.constprop.0+0xe2/0x680 [ 36.350128][ C2] ? ndisc_send_skb+0x4a3/0x1230 [ 36.350306][ C2] ? __pfx_NF_HOOK.constprop.0+0x10/0x10 [ 36.350493][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 36.350676][ C2] ? trace_lock_acquire+0x135/0x1c0 [ 36.350984][ C2] ndisc_send_skb+0x8e0/0x1230 [ 36.351166][ C2] ? __pfx_ndisc_send_skb+0x10/0x10 [ 36.351349][ C2] ndisc_send_ns+0x9e/0x100 [ 36.351539][ C2] ? mark_lock+0x38/0x3e0 [ 36.351814][ C2] ? __pfx_ndisc_send_ns+0x10/0x10 [ 36.351996][ C2] ? mark_held_locks+0x9e/0xe0 [ 36.352177][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 36.352401][ C2] addrconf_dad_work+0x7dd/0xab0 [ 36.352707][ C2] ? __pfx_addrconf_dad_work+0x10/0x10 [ 36.352884][ C2] ? process_one_work+0xde2/0x1730 [ 36.353061][ C2] ? lock_acquire+0x32/0xc0 [ 36.353237][ C2] ? process_one_work+0xde2/0x1730 [ 36.353415][ C2] process_one_work+0xe2c/0x1730 [ 36.353596][ C2] ? __pfx___lock_release+0x10/0x10 [ 36.353779][ C2] ? __pfx_process_one_work+0x10/0x10 [ 36.353960][ C2] ? assign_work+0x16c/0x240 [ 36.354140][ C2] worker_thread+0x587/0xd30 [ 36.354443][ C2] ? __pfx_worker_thread+0x10/0x10 [ 36.354620][ C2] kthread+0x28a/0x350 [ 36.354756][ C2] ? __pfx_kthread+0x10/0x10 [ 36.354937][ C2] ret_from_fork+0x31/0x70 [ 36.355239][ C2] ? __pfx_kthread+0x10/0x10 [ 36.355420][ C2] ret_from_fork_asm+0x1a/0x30 [ 36.355602][ C2] [ 39.715054][ T394] br2: port 1(w1) entered blocking state [ 39.715230][ T394] br2: port 1(w1) entered disabled state [ 39.715409][ T394] w1: entered allmulticast mode [ 39.716856][ T394] w1: entered promiscuous mode [ 40.549886][ T402] br2: port 2(vx10) entered blocking state [ 40.550090][ T402] br2: port 2(vx10) entered disabled state [ 40.550288][ T402] vx10: entered allmulticast mode [ 40.552242][ T402] vx10: entered promiscuous mode [ 40.552690][ T402] br2: port 2(vx10) entered blocking state [ 40.552868][ T402] br2: port 2(vx10) entered forwarding state [ 41.284075][ T409] br2: port 3(vx20) entered blocking state [ 41.284312][ T409] br2: port 3(vx20) entered disabled state [ 41.284545][ T409] vx20: entered allmulticast mode [ 41.286204][ T409] vx20: entered promiscuous mode [ 41.286619][ T409] br2: port 3(vx20) entered blocking state [ 41.286818][ T409] br2: port 3(vx20) entered forwarding state [ 42.132718][ T50] br2: port 1(w1) entered blocking state [ 42.132904][ T50] br2: port 1(w1) entered forwarding state [ 44.871669][ T446] br2: port 1(w1) entered blocking state [ 44.871841][ T446] br2: port 1(w1) entered disabled state [ 44.872008][ T446] w1: entered allmulticast mode [ 44.873497][ T446] w1: entered promiscuous mode [ 45.723071][ T454] br2: port 2(vx10) entered blocking state [ 45.723377][ T454] br2: port 2(vx10) entered disabled state [ 45.723693][ T454] vx10: entered allmulticast mode [ 45.726129][ T454] vx10: entered promiscuous mode [ 45.726584][ T454] br2: port 2(vx10) entered blocking state [ 45.726769][ T454] br2: port 2(vx10) entered forwarding state [ 46.445874][ T461] br2: port 3(vx20) entered blocking state [ 46.446092][ T461] br2: port 3(vx20) entered disabled state [ 46.446305][ T461] vx20: entered allmulticast mode [ 46.447821][ T461] vx20: entered promiscuous mode [ 46.448219][ T461] br2: port 3(vx20) entered blocking state [ 46.448400][ T461] br2: port 3(vx20) entered forwarding state [ 47.327384][ T50] br2: port 1(w1) entered blocking state [ 47.327606][ T50] br2: port 1(w1) entered forwarding state [ 58.861573][ T536] GACT probability NOT on [ 153.152963][ T10] vx20: left allmulticast mode [ 153.153161][ T10] vx20: left promiscuous mode [ 153.153442][ T10] br2: port 3(vx20) entered disabled state [ 153.154657][ T10] vx10: left allmulticast mode [ 153.154811][ T10] vx10: left promiscuous mode [ 153.155097][ T10] br2: port 2(vx10) entered disabled state [ 153.156214][ T10] w1: left allmulticast mode [ 153.156368][ T10] w1: left promiscuous mode [ 153.156645][ T10] br2: port 1(w1) entered disabled state [ 153.480088][ T10] vx20: left allmulticast mode [ 153.480280][ T10] vx20: left promiscuous mode [ 153.480600][ T10] br2: port 3(vx20) entered disabled state [ 153.482176][ T10] vx10: left allmulticast mode [ 153.482360][ T10] vx10: left promiscuous mode [ 153.482656][ T10] br2: port 2(vx10) entered disabled state [ 153.484679][ T10] w1: left allmulticast mode [ 153.484834][ T10] w1: left promiscuous mode [ 153.485100][ T10] br2: port 1(w1) entered disabled state [ 155.915906][ T730] br1: port 4(veth2) entered disabled state [ 156.013447][ T731] veth2: left allmulticast mode [ 156.013626][ T731] veth2: left promiscuous mode [ 156.013884][ T731] br1: port 4(veth2) entered disabled state [ 156.433919][ T735] br1: port 3(veth1) entered disabled state [ 156.543958][ T736] veth1: left allmulticast mode [ 156.544133][ T736] veth1: left promiscuous mode [ 156.544387][ T736] br1: port 3(veth1) entered disabled state [ 156.768159][ T738] vx20: left allmulticast mode [ 156.768335][ T738] vx20: left promiscuous mode [ 156.768608][ T738] br1: port 2(vx20) entered disabled state [ 157.195209][ T742] vx10: left allmulticast mode [ 157.195394][ T742] vx10: left promiscuous mode [ 157.195680][ T742] br1: port 1(vx10) entered disabled state