[ 74.147795][ T571] eth3: renamed from tmp [ 75.979391][ T578] eth2: renamed from tmp [ 78.297096][ T588] eth0: renamed from tmp [ 79.023949][ T591] br0: port 1(eth0) entered blocking state [ 79.024375][ T591] br0: port 1(eth0) entered disabled state [ 79.024599][ T591] eth0: entered allmulticast mode [ 79.025755][ T591] eth0: entered promiscuous mode [ 79.027183][ T591] br0: port 1(eth0) entered blocking state [ 79.027490][ T591] br0: port 1(eth0) entered forwarding state [ 79.956851][ T595] eth1: renamed from tmp [ 80.647027][ T598] br0: port 2(eth1) entered blocking state [ 80.647242][ T598] br0: port 2(eth1) entered disabled state [ 80.647445][ T598] eth1: entered allmulticast mode [ 80.648526][ T598] eth1: entered promiscuous mode [ 80.649384][ T598] br0: port 2(eth1) entered blocking state [ 80.649587][ T598] br0: port 2(eth1) entered forwarding state [ 80.880808][ C0] [ 80.880993][ C0] ======================================================== [ 80.881237][ C0] WARNING: possible irq lock inversion dependency detected [ 80.881476][ C0] 6.9.0-rc1-virtme #1 Not tainted [ 80.881638][ C0] -------------------------------------------------------- [ 80.881884][ C0] ping6/599 just changed the state of lock: [ 80.882085][ C0] ffff8880080da580 (&ndev->lock){++.-}-{2:2}, at: ipv6_get_lladdr+0xa9/0x3e0 [ 80.882379][ C0] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 80.882627][ C0] (&p->alloc_lock){+.+.}-{2:2} [ 80.882632][ C0] [ 80.882632][ C0] [ 80.882632][ C0] and interrupts could create inverse lock ordering between them. [ 80.882632][ C0] [ 80.883223][ C0] [ 80.883223][ C0] other info that might help us debug this: [ 80.883464][ C0] Possible interrupt unsafe locking scenario: [ 80.883464][ C0] [ 80.883705][ C0] CPU0 CPU1 [ 80.883865][ C0] ---- ---- [ 80.884026][ C0] lock(&p->alloc_lock); [ 80.884149][ C0] local_irq_disable(); [ 80.884350][ C0] lock(&ndev->lock); [ 80.884553][ C0] lock(&p->alloc_lock); [ 80.884757][ C0] [ 80.884877][ C0] lock(&ndev->lock); [ 80.885000][ C0] [ 80.885000][ C0] *** DEADLOCK *** [ 80.885000][ C0] [ 80.885234][ C0] 6 locks held by ping6/599: [ 80.885406][ C0] #0: ffff888005f2fa98 (sk_lock-AF_INET6){+.+.}-{0:0}, at: rawv6_sendmsg+0xd17/0x17d0 [ 80.885697][ C0] #1: ffffffffb5d66360 (rcu_read_lock){....}-{1:2}, at: ip6_finish_output2+0x32b/0xf60 [ 80.885982][ C0] #2: ffffffffb5d66360 (rcu_read_lock){....}-{1:2}, at: process_backlog+0x1f8/0x670 [ 80.886269][ C0] #3: ffffffffb5d66360 (rcu_read_lock){....}-{1:2}, at: netif_receive_skb_internal+0x84/0x330 [ 80.886597][ C0] #4: ffffffffb5d66360 (rcu_read_lock){....}-{1:2}, at: ip6_finish_output2+0x32b/0xf60 [ 80.886885][ C0] #5: ffffffffb5d66360 (rcu_read_lock){....}-{1:2}, at: ipv6_get_lladdr+0x39/0x3e0 [ 80.887169][ C0] [ 80.887169][ C0] the shortest dependencies between 2nd lock and 1st lock: [ 80.887451][ C0] -> (&p->alloc_lock){+.+.}-{2:2} { [ 80.887620][ C0] HARDIRQ-ON-W at: [ 80.887745][ C0] __lock_acquire+0x797/0x1570 [ 80.887956][ C0] lock_acquire.part.0+0xeb/0x330 [ 80.888162][ C0] _raw_spin_lock+0x30/0x40 [ 80.888372][ C0] set_mems_allowed+0x1d/0x210 [ 80.888588][ C0] kernel_init_freeable+0x72/0x310 [ 80.888795][ C0] kernel_init+0x20/0x200 [ 80.889001][ C0] ret_from_fork+0x31/0x70 [ 80.889210][ C0] ret_from_fork_asm+0x1a/0x30 [ 80.889416][ C0] SOFTIRQ-ON-W at: [ 80.889538][ C0] __lock_acquire+0x797/0x1570 [ 80.889744][ C0] lock_acquire.part.0+0xeb/0x330 [ 80.889953][ C0] _raw_spin_lock+0x30/0x40 [ 80.890156][ C0] set_mems_allowed+0x1d/0x210 [ 80.890370][ C0] kernel_init_freeable+0x72/0x310 [ 80.890576][ C0] kernel_init+0x20/0x200 [ 80.890781][ C0] ret_from_fork+0x31/0x70 [ 80.890986][ C0] ret_from_fork_asm+0x1a/0x30 [ 80.891189][ C0] INITIAL USE at: [ 80.891311][ C0] __lock_acquire+0x797/0x1570 [ 80.891515][ C0] lock_acquire.part.0+0xeb/0x330 [ 80.891731][ C0] _raw_spin_lock+0x30/0x40 [ 80.891935][ C0] set_mems_allowed+0x1d/0x210 [ 80.892139][ C0] kernel_init_freeable+0x72/0x310 [ 80.892341][ C0] kernel_init+0x20/0x200 [ 80.892545][ C0] ret_from_fork+0x31/0x70 [ 80.892751][ C0] ret_from_fork_asm+0x1a/0x30 [ 80.892955][ C0] } [ 80.893038][ C0] ... key at: [] __key.388+0x0/0x40 [ 80.893283][ C0] ... acquired at: [ 80.893404][ C0] __lock_acquire+0xaf0/0x1570 [ 80.893568][ C0] lock_acquire.part.0+0xeb/0x330 [ 80.893730][ C0] _raw_spin_lock+0x30/0x40 [ 80.893895][ C0] __get_task_comm+0x27/0x70 [ 80.894058][ C0] ref_tracker_alloc+0x2ee/0x490 [ 80.894223][ C0] netdev_get_by_index+0x5e/0x80 [ 80.894384][ C0] fib6_nh_init+0x3d8/0x1580 [ 80.894547][ C0] ip6_route_info_create+0xf18/0x17d0 [ 80.894709][ C0] addrconf_f6i_alloc+0x315/0x560 [ 80.894873][ C0] addrconf_permanent_addr+0x1ed/0x670 [ 80.895035][ C0] addrconf_notify+0x749/0xd60 [ 80.895200][ C0] notifier_call_chain+0xcd/0x150 [ 80.895362][ C0] __dev_notify_flags+0xe6/0x250 [ 80.895526][ C0] dev_change_flags+0xec/0x160 [ 80.895687][ C0] do_setlink+0x7d6/0x21e0 [ 80.895853][ C0] __rtnl_newlink+0xaa7/0xd80 [ 80.896015][ C0] rtnl_newlink+0x63/0xa0 [ 80.896175][ C0] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 80.896336][ C0] netlink_rcv_skb+0x130/0x360 [ 80.896500][ C0] netlink_unicast+0x449/0x710 [ 80.896663][ C0] netlink_sendmsg+0x723/0xbe0 [ 80.896830][ C0] ____sys_sendmsg+0x7b2/0xa10 [ 80.896993][ C0] ___sys_sendmsg+0xee/0x170 [ 80.897160][ C0] __sys_sendmsg+0xcd/0x170 [ 80.897323][ C0] do_syscall_64+0xc6/0x1e0 [ 80.897484][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 80.897685][ C0] [ 80.897767][ C0] -> (&ndev->lock){++.-}-{2:2} { [ 80.897937][ C0] HARDIRQ-ON-W at: [ 80.898058][ C0] __lock_acquire+0x797/0x1570 [ 80.898263][ C0] lock_acquire.part.0+0xeb/0x330 [ 80.898466][ C0] _raw_write_lock_bh+0x38/0x50 [ 80.898892][ C0] addrconf_permanent_addr+0x6e/0x670 [ 80.899099][ C0] addrconf_notify+0x749/0xd60 [ 80.899301][ C0] notifier_call_chain+0xcd/0x150 [ 80.899504][ C0] __dev_notify_flags+0xe6/0x250 [ 80.899817][ C0] dev_change_flags+0xec/0x160 [ 80.900020][ C0] do_setlink+0x7d6/0x21e0 [ 80.900230][ C0] __rtnl_newlink+0xaa7/0xd80 [ 80.900540][ C0] rtnl_newlink+0x63/0xa0 [ 80.900746][ C0] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 80.900949][ C0] netlink_rcv_skb+0x130/0x360 [ 80.901152][ C0] netlink_unicast+0x449/0x710 [ 80.901466][ C0] netlink_sendmsg+0x723/0xbe0 [ 80.901669][ C0] ____sys_sendmsg+0x7b2/0xa10 [ 80.901879][ C0] ___sys_sendmsg+0xee/0x170 [ 80.902194][ C0] __sys_sendmsg+0xcd/0x170 [ 80.902397][ C0] do_syscall_64+0xc6/0x1e0 [ 80.902602][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 80.902845][ C0] HARDIRQ-ON-R at: [ 80.902970][ C0] __lock_acquire+0x797/0x1570 [ 80.903183][ C0] lock_acquire.part.0+0xeb/0x330 [ 80.903386][ C0] _raw_read_lock_bh+0x44/0x80 [ 80.903698][ C0] inet6_fill_ifla6_attrs+0x516/0x740 [ 80.903905][ C0] inet6_fill_link_af+0x5e/0xe0 [ 80.904107][ C0] rtnl_fill_ifinfo+0x1615/0x2a90 [ 80.904418][ C0] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 80.904624][ C0] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 80.904869][ C0] rtmsg_ifinfo+0x5b/0xa0 [ 80.905071][ C0] register_netdevice+0x1177/0x1690 [ 80.905385][ C0] register_netdev+0x20/0x40 [ 80.905588][ C0] vti6_init_net+0x25d/0x380 [ 80.905793][ C0] ops_init+0x9b/0x560 [ 80.906065][ C0] register_pernet_operations+0x2db/0x710 [ 80.906309][ C0] register_pernet_device+0x2a/0x60 [ 80.906512][ C0] vti6_tunnel_init+0x18/0x110 [ 80.906716][ C0] do_one_initcall+0x8d/0x1e0 [ 80.906918][ C0] do_initcalls+0x1b2/0x3e0 [ 80.907123][ C0] kernel_init_freeable+0x232/0x310 [ 80.907330][ C0] kernel_init+0x20/0x200 [ 80.907641][ C0] ret_from_fork+0x31/0x70 [ 80.907844][ C0] ret_from_fork_asm+0x1a/0x30 [ 80.908046][ C0] IN-SOFTIRQ-R at: [ 80.908168][ C0] __lock_acquire+0x797/0x1570 [ 80.908482][ C0] lock_acquire.part.0+0xeb/0x330 [ 80.908689][ C0] _raw_read_lock_bh+0x44/0x80 [ 80.908892][ C0] ipv6_get_lladdr+0xa9/0x3e0 [ 80.909204][ C0] ndisc_send_ns+0xe7/0x100 [ 80.909412][ C0] ndisc_solicit+0x2ae/0x4d0 [ 80.909623][ C0] neigh_probe+0xaa/0xf0 [ 80.909827][ C0] __neigh_event_send+0x7af/0xfe0 [ 80.910029][ C0] neigh_resolve_output+0x470/0x7c0 [ 80.910233][ C0] ip6_finish_output2+0x512/0xf60 [ 80.910436][ C0] ip6_finish_output+0x553/0xdf0 [ 80.910750][ C0] ip6_output+0x1f3/0x770 [ 80.910952][ C0] ip6_forward+0xf29/0x2980 [ 80.911155][ C0] ipv6_rcv+0x626/0x810 [ 80.911572][ C0] __netif_receive_skb_one_core+0x118/0x1b0 [ 80.911829][ C0] netif_receive_skb_internal+0xb0/0x330 [ 80.912074][ C0] netif_receive_skb+0x1b/0x30 [ 80.912385][ C0] br_handle_frame_finish+0xbef/0x1ce0 [ 80.912590][ C0] br_handle_frame+0x60d/0xd60 [ 80.912792][ C0] __netif_receive_skb_core.constprop.0+0x759/0x2d20 [ 80.913148][ C0] __netif_receive_skb_one_core+0xaf/0x1b0 [ 80.913395][ C0] process_backlog+0x103/0x670 [ 80.913599][ C0] __napi_poll.constprop.0+0xa2/0x460 [ 80.913801][ C0] net_rx_action+0x49f/0xc00 [ 80.914006][ C0] __do_softirq+0x1f8/0x5df [ 80.914212][ C0] do_softirq+0x4d/0xa0 [ 80.914415][ C0] __local_bh_enable_ip+0xf6/0x120 [ 80.914726][ C0] __neigh_event_send+0x2e4/0xfe0 [ 80.914929][ C0] neigh_resolve_output+0x470/0x7c0 [ 80.915131][ C0] ip6_finish_output2+0x512/0xf60 [ 80.915441][ C0] ip6_finish_output+0x553/0xdf0 [ 80.915645][ C0] ip6_output+0x1f3/0x770 [ 80.915861][ C0] ip6_send_skb+0xbd/0x280 [ 80.916065][ C0] rawv6_push_pending_frames+0x518/0x9d0 [ 80.916418][ C0] rawv6_sendmsg+0x1287/0x17d0 [ 80.916626][ C0] __sys_sendto+0x332/0x410 [ 80.916829][ C0] __x64_sys_sendto+0xe0/0x1c0 [ 80.917142][ C0] do_syscall_64+0xc6/0x1e0 [ 80.917345][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 80.917588][ C0] INITIAL USE at: [ 80.917715][ C0] __lock_acquire+0x797/0x1570 [ 80.917920][ C0] lock_acquire.part.0+0xeb/0x330 [ 80.918123][ C0] _raw_write_lock_bh+0x38/0x50 [ 80.918326][ C0] addrconf_permanent_addr+0x6e/0x670 [ 80.918639][ C0] addrconf_notify+0x749/0xd60 [ 80.918849][ C0] notifier_call_chain+0xcd/0x150 [ 80.919053][ C0] __dev_notify_flags+0xe6/0x250 [ 80.919366][ C0] dev_change_flags+0xec/0x160 [ 80.919569][ C0] do_setlink+0x7d6/0x21e0 [ 80.919770][ C0] __rtnl_newlink+0xaa7/0xd80 [ 80.919983][ C0] rtnl_newlink+0x63/0xa0 [ 80.920292][ C0] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 80.920495][ C0] netlink_rcv_skb+0x130/0x360 [ 80.920700][ C0] netlink_unicast+0x449/0x710 [ 80.921011][ C0] netlink_sendmsg+0x723/0xbe0 [ 80.921217][ C0] ____sys_sendmsg+0x7b2/0xa10 [ 80.921418][ C0] ___sys_sendmsg+0xee/0x170 [ 80.921621][ C0] __sys_sendmsg+0xcd/0x170 [ 80.921937][ C0] do_syscall_64+0xc6/0x1e0 [ 80.922139][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 80.922385][ C0] INITIAL READ USE at: [ 80.922615][ C0] __lock_acquire+0x797/0x1570 [ 80.922818][ C0] lock_acquire.part.0+0xeb/0x330 [ 80.923021][ C0] _raw_read_lock_bh+0x44/0x80 [ 80.923223][ C0] inet6_fill_ifla6_attrs+0x516/0x740 [ 80.923574][ C0] inet6_fill_link_af+0x5e/0xe0 [ 80.923780][ C0] rtnl_fill_ifinfo+0x1615/0x2a90 [ 80.923982][ C0] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 80.924440][ C0] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 80.924689][ C0] rtmsg_ifinfo+0x5b/0xa0 [ 80.924902][ C0] register_netdevice+0x1177/0x1690 [ 80.925254][ C0] register_netdev+0x20/0x40 [ 80.925458][ C0] vti6_init_net+0x25d/0x380 [ 80.925660][ C0] ops_init+0x9b/0x560 [ 80.925863][ C0] register_pernet_operations+0x2db/0x710 [ 80.926110][ C0] register_pernet_device+0x2a/0x60 [ 80.926352][ C0] vti6_tunnel_init+0x18/0x110 [ 80.926666][ C0] do_one_initcall+0x8d/0x1e0 [ 80.926869][ C0] do_initcalls+0x1b2/0x3e0 [ 80.927075][ C0] kernel_init_freeable+0x232/0x310 [ 80.927427][ C0] kernel_init+0x20/0x200 [ 80.927631][ C0] ret_from_fork+0x31/0x70 [ 80.927835][ C0] ret_from_fork_asm+0x1a/0x30 [ 80.928040][ C0] } [ 80.928232][ C0] ... key at: [] __key.37+0x0/0x40 [ 80.928475][ C0] ... acquired at: [ 80.928594][ C0] mark_lock+0x28d/0x3e0 [ 80.928756][ C0] mark_usage+0xd9/0x2a0 [ 80.929025][ C0] __lock_acquire+0x797/0x1570 [ 80.929187][ C0] lock_acquire.part.0+0xeb/0x330 [ 80.929351][ C0] _raw_read_lock_bh+0x44/0x80 [ 80.929512][ C0] ipv6_get_lladdr+0xa9/0x3e0 [ 80.929781][ C0] ndisc_send_ns+0xe7/0x100 [ 80.929943][ C0] ndisc_solicit+0x2ae/0x4d0 [ 80.930104][ C0] neigh_probe+0xaa/0xf0 [ 80.930266][ C0] __neigh_event_send+0x7af/0xfe0 [ 80.930429][ C0] neigh_resolve_output+0x470/0x7c0 [ 80.930698][ C0] ip6_finish_output2+0x512/0xf60 [ 80.930859][ C0] ip6_finish_output+0x553/0xdf0 [ 80.931020][ C0] ip6_output+0x1f3/0x770 [ 80.931182][ C0] ip6_forward+0xf29/0x2980 [ 80.931450][ C0] ipv6_rcv+0x626/0x810 [ 80.931572][ C0] __netif_receive_skb_one_core+0x118/0x1b0 [ 80.931788][ C0] netif_receive_skb_internal+0xb0/0x330 [ 80.931990][ C0] netif_receive_skb+0x1b/0x30 [ 80.932260][ C0] br_handle_frame_finish+0xbef/0x1ce0 [ 80.932421][ C0] br_handle_frame+0x60d/0xd60 [ 80.932583][ C0] __netif_receive_skb_core.constprop.0+0x759/0x2d20 [ 80.932786][ C0] __netif_receive_skb_one_core+0xaf/0x1b0 [ 80.933095][ C0] process_backlog+0x103/0x670 [ 80.933260][ C0] __napi_poll.constprop.0+0xa2/0x460 [ 80.933422][ C0] net_rx_action+0x49f/0xc00 [ 80.933588][ C0] __do_softirq+0x1f8/0x5df [ 80.933856][ C0] do_softirq+0x4d/0xa0 [ 80.933977][ C0] __local_bh_enable_ip+0xf6/0x120 [ 80.934141][ C0] __neigh_event_send+0x2e4/0xfe0 [ 80.934306][ C0] neigh_resolve_output+0x470/0x7c0 [ 80.934574][ C0] ip6_finish_output2+0x512/0xf60 [ 80.934735][ C0] ip6_finish_output+0x553/0xdf0 [ 80.934895][ C0] ip6_output+0x1f3/0x770 [ 80.935057][ C0] ip6_send_skb+0xbd/0x280 [ 80.935220][ C0] rawv6_push_pending_frames+0x518/0x9d0 [ 80.935526][ C0] rawv6_sendmsg+0x1287/0x17d0 [ 80.935687][ C0] __sys_sendto+0x332/0x410 [ 80.935854][ C0] __x64_sys_sendto+0xe0/0x1c0 [ 80.936017][ C0] do_syscall_64+0xc6/0x1e0 [ 80.936284][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 80.936486][ C0] [ 80.936567][ C0] [ 80.936567][ C0] stack backtrace: [ 80.936764][ C0] CPU: 0 PID: 599 Comm: ping6 Not tainted 6.9.0-rc1-virtme #1 [ 80.937222][ C0] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 80.937584][ C0] Call Trace: [ 80.937713][ C0] [ 80.937797][ C0] dump_stack_lvl+0x82/0xd0 [ 80.937963][ C0] print_irq_inversion_bug.part.0+0x3d9/0x570 [ 80.938164][ C0] ? __pfx_print_irq_inversion_bug.part.0+0x10/0x10 [ 80.938366][ C0] ? __pfx_usage_skip+0x10/0x10 [ 80.938635][ C0] ? __pfx_usage_match+0x10/0x10 [ 80.938798][ C0] ? arch_stack_walk+0xa2/0xf0 [ 80.938963][ C0] mark_lock_irq+0x4cd/0xa10 [ 80.939126][ C0] ? __pfx_mark_lock_irq+0x10/0x10 [ 80.939396][ C0] ? stack_trace_save+0x94/0xd0 [ 80.939561][ C0] ? save_trace+0x8f/0x5b0 [ 80.939725][ C0] mark_lock+0x28d/0x3e0 [ 80.939848][ C0] mark_usage+0xd9/0x2a0 [ 80.939973][ C0] __lock_acquire+0x797/0x1570 [ 80.940244][ C0] lock_acquire.part.0+0xeb/0x330 [ 80.940406][ C0] ? ipv6_get_lladdr+0xa9/0x3e0 [ 80.940573][ C0] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 80.940735][ C0] ? trace_lock_acquire+0x135/0x1c0 [ 80.941004][ C0] ? ipv6_get_lladdr+0xa9/0x3e0 [ 80.941167][ C0] ? lock_acquire+0x32/0xc0 [ 80.941328][ C0] ? ipv6_get_lladdr+0xa9/0x3e0 [ 80.941489][ C0] _raw_read_lock_bh+0x44/0x80 [ 80.941762][ C0] ? ipv6_get_lladdr+0xa9/0x3e0 [ 80.941924][ C0] ipv6_get_lladdr+0xa9/0x3e0 [ 80.942086][ C0] ndisc_send_ns+0xe7/0x100 [ 80.942254][ C0] ? __pfx_ndisc_send_ns+0x10/0x10 [ 80.942416][ C0] ? __ipv6_chk_addr_and_flags+0x393/0x650 [ 80.942726][ C0] ndisc_solicit+0x2ae/0x4d0 [ 80.942888][ C0] ? __pfx_ndisc_solicit+0x10/0x10 [ 80.943050][ C0] ? neigh_probe+0x57/0xf0 [ 80.943213][ C0] neigh_probe+0xaa/0xf0 [ 80.943443][ C0] __neigh_event_send+0x7af/0xfe0 [ 80.943608][ C0] neigh_resolve_output+0x470/0x7c0 [ 80.943772][ C0] ? __local_bh_enable_ip+0xa6/0x120 [ 80.943934][ C0] ? ___neigh_create+0x7c6/0xe10 [ 80.944205][ C0] ip6_finish_output2+0x512/0xf60 [ 80.944367][ C0] ip6_finish_output+0x553/0xdf0 [ 80.944529][ C0] ip6_output+0x1f3/0x770 [ 80.944654][ C0] ? __pfx_ip6_output+0x10/0x10 [ 80.944815][ C0] ? ip6_dst_mtu_maybe_forward.constprop.0+0x189/0x3c0 [ 80.945125][ C0] ip6_forward+0xf29/0x2980 [ 80.945287][ C0] ? ip6_route_input+0x5a4/0xa50 [ 80.945451][ C0] ? __pfx_ip6_forward+0x10/0x10 [ 80.945618][ C0] ? ip6_rcv_core+0x9e5/0x1ae0 [ 80.945889][ C0] ? ipv6_rcv+0x626/0x810 [ 80.946011][ C0] ipv6_rcv+0x626/0x810 [ 80.946133][ C0] ? __pfx_ipv6_rcv+0x10/0x10 [ 80.946295][ C0] ? lock_acquire.part.0+0xeb/0x330 [ 80.946563][ C0] ? netif_receive_skb_internal+0x84/0x330 [ 80.946765][ C0] ? __pfx_ipv6_rcv+0x10/0x10 [ 80.946929][ C0] __netif_receive_skb_one_core+0x118/0x1b0 [ 80.947132][ C0] ? __pfx___netif_receive_skb_one_core+0x10/0x10 [ 80.947442][ C0] ? netif_receive_skb_internal+0x84/0x330 [ 80.947642][ C0] ? lock_acquire+0x32/0xc0 [ 80.947803][ C0] ? netif_receive_skb_internal+0x84/0x330 [ 80.948005][ C0] netif_receive_skb_internal+0xb0/0x330 [ 80.948280][ C0] ? __pfx_netif_receive_skb_internal+0x10/0x10 [ 80.948486][ C0] ? fdb_find_rcu+0xe9/0x180 [ 80.948651][ C0] netif_receive_skb+0x1b/0x30 [ 80.948813][ C0] br_handle_frame_finish+0xbef/0x1ce0 [ 80.948975][ C0] ? __pfx_br_handle_frame_finish+0x10/0x10 [ 80.949176][ C0] ? ip6_input_finish+0x13c/0x260 [ 80.949340][ C0] ? ip6_protocol_deliver_rcu+0xb9c/0x1330 [ 80.949756][ C0] br_handle_frame+0x60d/0xd60 [ 80.949919][ C0] ? __pfx_br_handle_frame+0x10/0x10 [ 80.950084][ C0] __netif_receive_skb_core.constprop.0+0x759/0x2d20 [ 80.950285][ C0] ? mark_lock+0x38/0x3e0 [ 80.950409][ C0] ? __lock_acquire+0xaf0/0x1570 [ 80.950684][ C0] ? __pfx___netif_receive_skb_core.constprop.0+0x10/0x10 [ 80.950887][ C0] ? lock_acquire.part.0+0xeb/0x330 [ 80.951048][ C0] ? process_backlog+0x1f8/0x670 [ 80.951210][ C0] __netif_receive_skb_one_core+0xaf/0x1b0 [ 80.951520][ C0] ? __pfx___netif_receive_skb_one_core+0x10/0x10 [ 80.951728][ C0] ? process_backlog+0x1f8/0x670 [ 80.951906][ C0] ? lock_acquire+0x32/0xc0 [ 80.952175][ C0] ? process_backlog+0x1f8/0x670 [ 80.952339][ C0] process_backlog+0x103/0x670 [ 80.952501][ C0] ? find_held_lock+0x2c/0x110 [ 80.952663][ C0] __napi_poll.constprop.0+0xa2/0x460 [ 80.952834][ C0] net_rx_action+0x49f/0xc00 [ 80.953105][ C0] ? __pfx_net_rx_action+0x10/0x10 [ 80.953269][ C0] ? usage_skip+0x150/0x190 [ 80.953431][ C0] ? mark_held_locks+0x9e/0xe0 [ 80.953595][ C0] __do_softirq+0x1f8/0x5df [ 80.953865][ C0] ? __neigh_event_send+0x2df/0xfe0 [ 80.954027][ C0] do_softirq+0x4d/0xa0 [ 80.954150][ C0] [ 80.954233][ C0] [ 80.954315][ C0] __local_bh_enable_ip+0xf6/0x120 [ 80.954584][ C0] __neigh_event_send+0x2e4/0xfe0 [ 80.954750][ C0] neigh_resolve_output+0x470/0x7c0 [ 80.954911][ C0] ? __local_bh_enable_ip+0xa6/0x120 [ 80.955073][ C0] ? ___neigh_create+0x7c6/0xe10 [ 80.955238][ C0] ip6_finish_output2+0x512/0xf60 [ 80.955507][ C0] ip6_finish_output+0x553/0xdf0 [ 80.955669][ C0] ip6_output+0x1f3/0x770 [ 80.955790][ C0] ? __pfx___ip6_make_skb+0x10/0x10 [ 80.955952][ C0] ? __pfx_ip6_output+0x10/0x10 [ 80.956232][ C0] ? ip6_local_out+0x25/0x3b0 [ 80.956403][ C0] ip6_send_skb+0xbd/0x280 [ 80.956566][ C0] rawv6_push_pending_frames+0x518/0x9d0 [ 80.956732][ C0] ? __pfx_raw6_getfrag+0x10/0x10 [ 80.957000][ C0] ? ip6_append_data+0x185/0x540 [ 80.957161][ C0] ? __pfx_rawv6_push_pending_frames+0x10/0x10 [ 80.957363][ C0] rawv6_sendmsg+0x1287/0x17d0 [ 80.957524][ C0] ? __pfx_validate_chain+0x10/0x10 [ 80.957798][ C0] ? __pfx_rawv6_sendmsg+0x10/0x10 [ 80.957961][ C0] ? __lock_acquire+0xaf0/0x1570 [ 80.958124][ C0] ? hlock_class+0x4e/0x130 [ 80.958286][ C0] ? find_held_lock+0x2c/0x110 [ 80.958448][ C0] ? __might_fault+0x11b/0x170 [ 80.958717][ C0] ? lock_acquire+0x32/0xc0 [ 80.958883][ C0] ? __might_fault+0xc3/0x170 [ 80.959044][ C0] ? __might_fault+0x11b/0x170 [ 80.959206][ C0] ? __sys_sendto+0x332/0x410 [ 80.959475][ C0] __sys_sendto+0x332/0x410 [ 80.959639][ C0] ? __pfx___sys_sendto+0x10/0x10 [ 80.959801][ C0] ? find_held_lock+0x2c/0x110 [ 80.959967][ C0] ? __might_fault+0xc3/0x170 [ 80.960237][ C0] ? lock_acquire+0x32/0xc0 [ 80.960399][ C0] ? __might_fault+0xc3/0x170 [ 80.960569][ C0] ? trace_rseq_update+0xd2/0x130 [ 80.960732][ C0] ? __rseq_handle_notify_resume+0x354/0x4e0 [ 80.961040][ C0] ? __pfx___rseq_handle_notify_resume+0x10/0x10 [ 80.961248][ C0] __x64_sys_sendto+0xe0/0x1c0 [ 80.961411][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 80.961613][ C0] do_syscall_64+0xc6/0x1e0 [ 80.961892][ C0] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 80.962093][ C0] RIP: 0033:0x7f4635bc785a [ 80.962259][ C0] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb b8 0f 1f 00 f3 0f 1e fa 41 89 ca 64 8b 04 25 18 00 00 00 85 c0 75 15 b8 2c 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 7e c3 0f 1f 44 00 00 41 54 48 83 ec 30 44 89 [ 80.963058][ C0] RSP: 002b:00007ffc3ce991b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 80.963308][ C0] RAX: ffffffffffffffda RBX: 0000000000000038 RCX: 00007f4635bc785a [ 80.963662][ C0] RDX: 0000000000000040 RSI: 000000000faae340 RDI: 0000000000000005 [ 80.963904][ C0] RBP: 00007ffc3ce99240 R08: 0000000000418574 R09: 000000000000001c [ 80.964150][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000419ac0 [ 80.964502][ C0] R13: 000000000040305a R14: 0000000000415dd0 R15: 00007f4635ced000 [ 80.964747][ C0] [ 85.307092][ T10] br0: port 1(eth0) entered disabled state [ 85.309237][ T10] eth0 (unregistering): left allmulticast mode [ 85.309401][ T10] eth0 (unregistering): left promiscuous mode [ 85.309619][ T10] br0: port 1(eth0) entered disabled state [ 85.826267][ T10] eth1: left allmulticast mode [ 85.826430][ T10] eth1: left promiscuous mode [ 85.826673][ T10] br0: port 2(eth1) entered disabled state [ 92.298166][ T658] eth1: renamed from tmp [ 94.027215][ T667] eth2: renamed from tmp