[ 8.364713][ T186] ip (186) used greatest stack depth: 24384 bytes left [ 8.742498][ T201] ip (201) used greatest stack depth: 23984 bytes left [ 9.420957][ T233] 8021q: 802.1Q VLAN Support v1.8 [ 10.718821][ T288] br1: port 1(vx10) entered blocking state [ 10.719213][ T288] br1: port 1(vx10) entered disabled state [ 10.719400][ T288] vx10: entered allmulticast mode [ 10.720817][ T288] vx10: entered promiscuous mode [ 10.721754][ T288] br1: port 1(vx10) entered blocking state [ 10.722032][ T288] br1: port 1(vx10) entered forwarding state [ 10.878790][ T294] br1: port 2(vx20) entered blocking state [ 10.878999][ T294] br1: port 2(vx20) entered disabled state [ 10.879170][ T294] vx20: entered allmulticast mode [ 10.880529][ T294] vx20: entered promiscuous mode [ 10.880891][ T294] br1: port 2(vx20) entered blocking state [ 10.881054][ T294] br1: port 2(vx20) entered forwarding state [ 10.930580][ T296] br1: port 3(veth1) entered blocking state [ 10.930761][ T296] br1: port 3(veth1) entered disabled state [ 10.930944][ T296] veth1: entered allmulticast mode [ 10.932309][ T296] veth1: entered promiscuous mode [ 10.956262][ T36] br1: port 3(veth1) entered blocking state [ 10.956527][ T36] br1: port 3(veth1) entered forwarding state [ 11.059081][ T301] br1: port 4(veth2) entered blocking state [ 11.059280][ T301] br1: port 4(veth2) entered disabled state [ 11.059455][ T301] veth2: entered allmulticast mode [ 11.060825][ T301] veth2: entered promiscuous mode [ 11.086940][ T36] br1: port 4(veth2) entered blocking state [ 11.087116][ T36] br1: port 4(veth2) entered forwarding state [ 12.139386][ T350] br2: port 1(w1) entered blocking state [ 12.139574][ T350] br2: port 1(w1) entered disabled state [ 12.139727][ T350] w1: entered allmulticast mode [ 12.141466][ T350] w1: entered promiscuous mode [ 12.327531][ T358] br2: port 2(vx10) entered blocking state [ 12.327764][ T358] br2: port 2(vx10) entered disabled state [ 12.328002][ T358] vx10: entered allmulticast mode [ 12.329392][ T358] vx10: entered promiscuous mode [ 12.329825][ T358] br2: port 2(vx10) entered blocking state [ 12.330035][ T358] br2: port 2(vx10) entered forwarding state [ 12.522147][ T365] br2: port 3(vx20) entered blocking state [ 12.522365][ T365] br2: port 3(vx20) entered disabled state [ 12.522555][ T365] vx20: entered allmulticast mode [ 12.524630][ T365] vx20: entered promiscuous mode [ 12.524963][ T365] br2: port 3(vx20) entered blocking state [ 12.525129][ T365] br2: port 3(vx20) entered forwarding state [ 12.718853][ T38] br2: port 1(w1) entered blocking state [ 12.719282][ T38] br2: port 1(w1) entered forwarding state [ 13.415692][ T407] br2: port 1(w1) entered blocking state [ 13.415862][ T407] br2: port 1(w1) entered disabled state [ 13.416020][ T407] w1: entered allmulticast mode [ 13.417392][ T407] w1: entered promiscuous mode [ 13.601978][ T415] br2: port 2(vx10) entered blocking state [ 13.602221][ T415] br2: port 2(vx10) entered disabled state [ 13.602452][ T415] vx10: entered allmulticast mode [ 13.603915][ T415] vx10: entered promiscuous mode [ 13.604671][ T415] br2: port 2(vx10) entered blocking state [ 13.604878][ T415] br2: port 2(vx10) entered forwarding state [ 13.790663][ T422] br2: port 3(vx20) entered blocking state [ 13.790878][ T422] br2: port 3(vx20) entered disabled state [ 13.791073][ T422] vx20: entered allmulticast mode [ 13.792469][ T422] vx20: entered promiscuous mode [ 13.792804][ T422] br2: port 3(vx20) entered blocking state [ 13.792974][ T422] br2: port 3(vx20) entered forwarding state [ 13.991780][ T102] br2: port 1(w1) entered blocking state [ 13.991971][ T102] br2: port 1(w1) entered forwarding state [ 14.756730][ T485] ip (485) used greatest stack depth: 23808 bytes left [ 22.084304][ T520] GACT probability NOT on [ 109.008274][ T67] vx20: left allmulticast mode [ 109.008487][ T67] vx20: left promiscuous mode [ 109.008718][ T67] br2: port 3(vx20) entered disabled state [ 109.011830][ T67] vx10: left allmulticast mode [ 109.011993][ T67] vx10: left promiscuous mode [ 109.012249][ T67] br2: port 2(vx10) entered disabled state [ 109.016195][ T67] w1: left allmulticast mode [ 109.016373][ T67] w1: left promiscuous mode [ 109.016638][ T67] br2: port 1(w1) entered disabled state [ 109.101274][ T700] ip (700) used greatest stack depth: 23440 bytes left [ 109.122943][ T67] vx20: left allmulticast mode [ 109.123126][ T67] vx20: left promiscuous mode [ 109.123411][ T67] br2: port 3(vx20) entered disabled state [ 109.126613][ T67] vx10: left allmulticast mode [ 109.126792][ T67] vx10: left promiscuous mode [ 109.127119][ T67] br2: port 2(vx10) entered disabled state [ 109.128798][ T67] w1: left allmulticast mode [ 109.129119][ T67] w1: left promiscuous mode [ 109.129397][ T67] br2: port 1(w1) entered disabled state [ 109.208188][ T708] [ 109.208258][ T708] ======================================================== [ 109.208386][ T708] WARNING: possible irq lock inversion dependency detected [ 109.208507][ T708] 7.1.0-rc5-virtme #1 Not tainted [ 109.208593][ T708] -------------------------------------------------------- [ 109.208719][ T708] ip/708 just changed the state of lock: [ 109.208801][ T708] ffffffffb8d7e8b8 (acaddr_hash_lock){+.+.}-{3:3}, at: __ipv6_dev_ac_dec+0x236/0x5d0 [ 109.208953][ T708] but this lock was taken by another, SOFTIRQ-safe lock in the past: [ 109.209072][ T708] (&ndev->lock){++--}-{3:3} [ 109.209075][ T708] [ 109.209075][ T708] [ 109.209075][ T708] and interrupts could create inverse lock ordering between them. [ 109.209075][ T708] [ 109.209374][ T708] [ 109.209374][ T708] other info that might help us debug this: [ 109.209502][ T708] Possible interrupt unsafe locking scenario: [ 109.209502][ T708] [ 109.209633][ T708] CPU0 CPU1 [ 109.209717][ T708] ---- ---- [ 109.209800][ T708] lock(acaddr_hash_lock); [ 109.209883][ T708] local_irq_disable(); [ 109.209988][ T708] lock(&ndev->lock); [ 109.210094][ T708] lock(acaddr_hash_lock); [ 109.210198][ T708] [ 109.210265][ T708] lock(&ndev->lock); [ 109.210327][ T708] [ 109.210327][ T708] *** DEADLOCK *** [ 109.210327][ T708] [ 109.210444][ T708] 1 lock held by ip/708: [ 109.210508][ T708] #0: ffffffffb8c8c9c0 (rtnl_mutex){+.+.}-{4:4}, at: inet6_rtm_deladdr+0x18c/0x2e0 [ 109.210658][ T708] [ 109.210658][ T708] the shortest dependencies between 2nd lock and 1st lock: [ 109.210796][ T708] -> (&ndev->lock){++--}-{3:3} { [ 109.210879][ T708] HARDIRQ-ON-W at: [ 109.210941][ T708] __lock_acquire+0x378/0xc10 [ 109.211047][ T708] lock_acquire.part.0+0xbc/0x260 [ 109.211149][ T708] _raw_write_lock_bh+0x38/0x50 [ 109.211252][ T708] addrconf_permanent_addr+0x108/0x9c0 [ 109.211373][ T708] addrconf_notify+0x151/0xf30 [ 109.211478][ T708] notifier_call_chain+0xb0/0x320 [ 109.211585][ T708] __dev_notify_flags+0xde/0x280 [ 109.211694][ T708] netif_change_flags+0xfe/0x190 [ 109.211793][ T708] do_setlink.isra.0+0x1cc3/0x2750 [ 109.211895][ T708] rtnl_newlink+0x8d1/0xef0 [ 109.212000][ T708] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 109.212102][ T708] netlink_rcv_skb+0x14e/0x3a0 [ 109.212205][ T708] netlink_unicast+0x486/0x750 [ 109.212304][ T708] netlink_sendmsg+0x735/0xc60 [ 109.212407][ T708] ____sys_sendmsg+0x419/0x850 [ 109.212512][ T708] ___sys_sendmsg+0x14e/0x1d0 [ 109.212612][ T708] __sys_sendmsg+0x145/0x1f0 [ 109.212721][ T708] do_syscall_64+0x117/0x590 [ 109.212826][ T708] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 109.212951][ T708] HARDIRQ-ON-R at: [ 109.213015][ T708] __lock_acquire+0x378/0xc10 [ 109.213121][ T708] lock_acquire.part.0+0xbc/0x260 [ 109.213222][ T708] _raw_read_lock_bh+0x44/0x80 [ 109.213333][ T708] inet6_fill_ifla6_attrs+0x1aee/0x21e0 [ 109.213452][ T708] inet6_fill_link_af+0x5c/0xe0 [ 109.213552][ T708] rtnl_fill_ifinfo.isra.0+0x1a45/0x2c20 [ 109.213681][ T708] rtnl_getlink+0x9c9/0xeb0 [ 109.213781][ T708] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 109.213888][ T708] netlink_rcv_skb+0x14e/0x3a0 [ 109.213988][ T708] netlink_unicast+0x486/0x750 [ 109.214089][ T708] netlink_sendmsg+0x735/0xc60 [ 109.214189][ T708] ____sys_sendmsg+0x419/0x850 [ 109.214289][ T708] ___sys_sendmsg+0x14e/0x1d0 [ 109.214397][ T708] __sys_sendmsg+0x145/0x1f0 [ 109.214502][ T708] do_syscall_64+0x117/0x590 [ 109.214604][ T708] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 109.214730][ T708] IN-SOFTIRQ-W at: [ 109.214793][ T708] __lock_acquire+0x378/0xc10 [ 109.214900][ T708] lock_acquire.part.0+0xbc/0x260 [ 109.215004][ T708] _raw_write_lock+0x33/0x40 [ 109.215111][ T708] addrconf_rs_timer+0xb0/0x770 [ 109.215216][ T708] call_timer_fn+0x163/0x4f0 [ 109.215322][ T708] __run_timers+0x68f/0xab0 [ 109.215427][ T708] run_timer_softirq+0xf0/0x160 [ 109.215529][ T708] handle_softirqs+0x1d8/0x940 [ 109.215641][ T708] __irq_exit_rcu+0x103/0x1c0 [ 109.215746][ T708] irq_exit_rcu+0xe/0x30 [ 109.215853][ T708] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 109.215975][ T708] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 109.216097][ T708] pv_native_safe_halt+0xf/0x10 [ 109.216202][ T708] default_idle+0x9/0x10 [ 109.216304][ T708] default_idle_call+0x6e/0xb0 [ 109.216416][ T708] cpuidle_idle_call.constprop.0+0x237/0x410 [ 109.216539][ T708] do_idle+0xf5/0x160 [ 109.216649][ T708] cpu_startup_entry+0x53/0x70 [ 109.216755][ T708] rest_init+0x1f7/0x200 [ 109.216861][ T708] start_kernel+0x3ad/0x3b0 [ 109.216965][ T708] x86_64_start_reservations+0x24/0x30 [ 109.217088][ T708] x86_64_start_kernel+0x12b/0x130 [ 109.217192][ T708] common_startup_64+0x13e/0x148 [ 109.217300][ T708] IN-SOFTIRQ-R at: [ 109.217361][ T708] __lock_acquire+0x378/0xc10 [ 109.217460][ T708] lock_acquire.part.0+0xbc/0x260 [ 109.217561][ T708] _raw_read_lock_bh+0x44/0x80 [ 109.217672][ T708] ipv6_get_lladdr+0xa8/0x3f0 [ 109.217780][ T708] ndisc_send_ns+0xf3/0x120 [ 109.217884][ T708] ndisc_solicit+0x314/0x480 [ 109.217985][ T708] neigh_probe+0xb3/0x100 [ 109.218088][ T708] __neigh_event_send+0x802/0x1070 [ 109.218194][ T708] neigh_resolve_output+0xbe/0x140 [ 109.218300][ T708] ip6_finish_output2+0x423/0x1300 [ 109.218403][ T708] ip6_finish_output+0x646/0xda0 [ 109.218509][ T708] ip6_output+0x23f/0x7f0 [ 109.218614][ T708] ip6tunnel_xmit+0x1cd/0x360 [ip6_udp_tunnel] [ 109.218744][ T708] vxlan_xmit_one+0x20fa/0x3510 [vxlan] [ 109.218873][ T708] vxlan_xmit+0x101f/0x13c0 [vxlan] [ 109.218975][ T708] dev_hard_start_xmit+0xf8/0x690 [ 109.219079][ T708] __dev_queue_xmit+0xbf4/0x1b60 [ 109.219184][ T708] br_dev_queue_push_xmit+0xd4/0x2b0 [bridge] [ 109.219316][ T708] br_handle_frame_finish+0xe72/0x1fb0 [bridge] [ 109.219450][ T708] br_handle_frame+0x739/0xf40 [bridge] [ 109.219581][ T708] __netif_receive_skb_core.constprop.0+0x536/0x2bc0 [ 109.219705][ T708] __netif_receive_skb_one_core+0xa2/0x180 [ 109.219829][ T708] process_backlog+0x2bc/0x1490 [ 109.219929][ T708] __napi_poll+0xa7/0x3b0 [ 109.220030][ T708] net_rx_action+0x513/0xf50 [ 109.220133][ T708] handle_softirqs+0x1d8/0x940 [ 109.220238][ T708] do_softirq+0xa9/0xe0 [ 109.220338][ T708] __local_bh_enable_ip+0x113/0x140 [ 109.220439][ T708] __dev_queue_xmit+0x95b/0x1b60 [ 109.220541][ T708] ip6_finish_output2+0x423/0x1300 [ 109.220648][ T708] ip6_finish_output+0x646/0xda0 [ 109.220748][ T708] ip6_output+0x23f/0x7f0 [ 109.220850][ T708] mld_sendpack+0x9d6/0xec0 [ 109.220953][ T708] mld_ifc_work+0x36/0x190 [ 109.221053][ T708] process_one_work+0xdf8/0x1410 [ 109.221156][ T708] worker_thread+0x4f1/0xd60 [ 109.221260][ T708] kthread+0x367/0x460 [ 109.221364][ T708] ret_from_fork+0x474/0x6b0 [ 109.221471][ T708] ret_from_fork_asm+0x11/0x20 [ 109.221573][ T708] INITIAL USE at: [ 109.221638][ T708] __lock_acquire+0x378/0xc10 [ 109.221738][ T708] lock_acquire.part.0+0xbc/0x260 [ 109.221839][ T708] _raw_write_lock_bh+0x38/0x50 [ 109.221938][ T708] addrconf_permanent_addr+0x108/0x9c0 [ 109.222057][ T708] addrconf_notify+0x151/0xf30 [ 109.222163][ T708] notifier_call_chain+0xb0/0x320 [ 109.222265][ T708] __dev_notify_flags+0xde/0x280 [ 109.222366][ T708] netif_change_flags+0xfe/0x190 [ 109.222465][ T708] do_setlink.isra.0+0x1cc3/0x2750 [ 109.222565][ T708] rtnl_newlink+0x8d1/0xef0 [ 109.222673][ T708] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 109.222773][ T708] netlink_rcv_skb+0x14e/0x3a0 [ 109.222877][ T708] netlink_unicast+0x486/0x750 [ 109.222979][ T708] netlink_sendmsg+0x735/0xc60 [ 109.223078][ T708] ____sys_sendmsg+0x419/0x850 [ 109.223183][ T708] ___sys_sendmsg+0x14e/0x1d0 [ 109.223287][ T708] __sys_sendmsg+0x145/0x1f0 [ 109.223388][ T708] do_syscall_64+0x117/0x590 [ 109.223491][ T708] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 109.223615][ T708] INITIAL READ USE at: [ 109.223702][ T708] __lock_acquire+0x378/0xc10 [ 109.223805][ T708] lock_acquire.part.0+0xbc/0x260 [ 109.223924][ T708] _raw_read_lock_bh+0x44/0x80 [ 109.224026][ T708] inet6_fill_ifla6_attrs+0x1aee/0x21e0 [ 109.224146][ T708] inet6_fill_link_af+0x5c/0xe0 [ 109.224246][ T708] rtnl_fill_ifinfo.isra.0+0x1a45/0x2c20 [ 109.224370][ T708] rtnl_getlink+0x9c9/0xeb0 [ 109.224469][ T708] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 109.224573][ T708] netlink_rcv_skb+0x14e/0x3a0 [ 109.224678][ T708] netlink_unicast+0x486/0x750 [ 109.224781][ T708] netlink_sendmsg+0x735/0xc60 [ 109.224887][ T708] ____sys_sendmsg+0x419/0x850 [ 109.224993][ T708] ___sys_sendmsg+0x14e/0x1d0 [ 109.225094][ T708] __sys_sendmsg+0x145/0x1f0 [ 109.225198][ T708] do_syscall_64+0x117/0x590 [ 109.225298][ T708] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 109.225419][ T708] } [ 109.225461][ T708] ... key at: [] __key.37+0x0/0x40 [ 109.225590][ T708] ... acquired at: [ 109.225656][ T708] __lock_acquire+0x508/0xc10 [ 109.225736][ T708] lock_acquire.part.0+0xbc/0x260 [ 109.225816][ T708] _raw_spin_lock+0x33/0x40 [ 109.225897][ T708] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 109.226001][ T708] __ipv6_dev_ac_inc+0x57e/0x930 [ 109.226086][ T708] addrconf_join_anycast+0x1bc/0x260 [ 109.226169][ T708] __ipv6_ifa_notify+0x75b/0xad0 [ 109.226255][ T708] addrconf_dad_completed+0x14b/0xe10 [ 109.226336][ T708] addrconf_dad_work+0x3c1/0x930 [ 109.226417][ T708] process_one_work+0xdf8/0x1410 [ 109.226498][ T708] worker_thread+0x4f1/0xd60 [ 109.226578][ T708] kthread+0x367/0x460 [ 109.226641][ T708] ret_from_fork+0x474/0x6b0 [ 109.226722][ T708] ret_from_fork_asm+0x11/0x20 [ 109.226801][ T708] [ 109.226842][ T708] -> (acaddr_hash_lock){+.+.}-{3:3} { [ 109.226924][ T708] HARDIRQ-ON-W at: [ 109.226985][ T708] __lock_acquire+0x378/0xc10 [ 109.227086][ T708] lock_acquire.part.0+0xbc/0x260 [ 109.227185][ T708] _raw_spin_lock+0x33/0x40 [ 109.227289][ T708] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 109.227418][ T708] __ipv6_dev_ac_inc+0x57e/0x930 [ 109.227521][ T708] addrconf_join_anycast+0x1bc/0x260 [ 109.227625][ T708] __ipv6_ifa_notify+0x75b/0xad0 [ 109.227731][ T708] addrconf_dad_completed+0x14b/0xe10 [ 109.227834][ T708] addrconf_dad_work+0x3c1/0x930 [ 109.227935][ T708] process_one_work+0xdf8/0x1410 [ 109.228039][ T708] worker_thread+0x4f1/0xd60 [ 109.228142][ T708] kthread+0x367/0x460 [ 109.228222][ T708] ret_from_fork+0x474/0x6b0 [ 109.228323][ T708] ret_from_fork_asm+0x11/0x20 [ 109.228425][ T708] SOFTIRQ-ON-W at: [ 109.228484][ T708] __lock_acquire+0x378/0xc10 [ 109.228586][ T708] lock_acquire.part.0+0xbc/0x260 [ 109.228695][ T708] _raw_spin_lock+0x33/0x40 [ 109.228799][ T708] __ipv6_dev_ac_dec+0x236/0x5d0 [ 109.228899][ T708] addrconf_leave_anycast+0x1bc/0x260 [ 109.229006][ T708] __ipv6_ifa_notify+0x6b4/0xad0 [ 109.229108][ T708] ipv6_del_addr+0x419/0xa20 [ 109.229214][ T708] inet6_addr_del.isra.0+0x21d/0x6c0 [ 109.229323][ T708] inet6_rtm_deladdr+0x200/0x2e0 [ 109.229427][ T708] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 109.229527][ T708] netlink_rcv_skb+0x14e/0x3a0 [ 109.229638][ T708] netlink_unicast+0x486/0x750 [ 109.229742][ T708] netlink_sendmsg+0x735/0xc60 [ 109.229847][ T708] ____sys_sendmsg+0x419/0x850 [ 109.229948][ T708] ___sys_sendmsg+0x14e/0x1d0 [ 109.230049][ T708] __sys_sendmsg+0x145/0x1f0 [ 109.230154][ T708] do_syscall_64+0x117/0x590 [ 109.230259][ T708] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 109.230383][ T708] INITIAL USE at: [ 109.230444][ T708] __lock_acquire+0x378/0xc10 [ 109.230545][ T708] lock_acquire.part.0+0xbc/0x260 [ 109.230652][ T708] _raw_spin_lock+0x33/0x40 [ 109.230760][ T708] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 109.230890][ T708] __ipv6_dev_ac_inc+0x57e/0x930 [ 109.230990][ T708] addrconf_join_anycast+0x1bc/0x260 [ 109.231092][ T708] __ipv6_ifa_notify+0x75b/0xad0 [ 109.231196][ T708] addrconf_dad_completed+0x14b/0xe10 [ 109.231303][ T708] addrconf_dad_work+0x3c1/0x930 [ 109.231407][ T708] process_one_work+0xdf8/0x1410 [ 109.231511][ T708] worker_thread+0x4f1/0xd60 [ 109.231616][ T708] kthread+0x367/0x460 [ 109.231704][ T708] ret_from_fork+0x474/0x6b0 [ 109.231804][ T708] ret_from_fork_asm+0x11/0x20 [ 109.231906][ T708] } [ 109.231946][ T708] ... key at: [] acaddr_hash_lock+0x18/0x45a0 [ 109.232066][ T708] ... acquired at: [ 109.232125][ T708] mark_lock+0x1d7/0xa00 [ 109.232210][ T708] mark_usage+0x105/0x170 [ 109.232293][ T708] __lock_acquire+0x378/0xc10 [ 109.232372][ T708] lock_acquire.part.0+0xbc/0x260 [ 109.232452][ T708] _raw_spin_lock+0x33/0x40 [ 109.232531][ T708] __ipv6_dev_ac_dec+0x236/0x5d0 [ 109.232610][ T708] addrconf_leave_anycast+0x1bc/0x260 [ 109.232715][ T708] __ipv6_ifa_notify+0x6b4/0xad0 [ 109.232800][ T708] ipv6_del_addr+0x419/0xa20 [ 109.232885][ T708] inet6_addr_del.isra.0+0x21d/0x6c0 [ 109.232965][ T708] inet6_rtm_deladdr+0x200/0x2e0 [ 109.233051][ T708] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 109.233133][ T708] netlink_rcv_skb+0x14e/0x3a0 [ 109.233217][ T708] netlink_unicast+0x486/0x750 [ 109.233301][ T708] netlink_sendmsg+0x735/0xc60 [ 109.233382][ T708] ____sys_sendmsg+0x419/0x850 [ 109.233466][ T708] ___sys_sendmsg+0x14e/0x1d0 [ 109.233551][ T708] __sys_sendmsg+0x145/0x1f0 [ 109.233638][ T708] do_syscall_64+0x117/0x590 [ 109.233723][ T708] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 109.233823][ T708] [ 109.233863][ T708] [ 109.233863][ T708] stack backtrace: [ 109.233967][ T708] CPU: 0 UID: 0 PID: 708 Comm: ip Not tainted 7.1.0-rc5-virtme #1 PREEMPT(full) [ 109.233970][ T708] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 109.233973][ T708] Call Trace: [ 109.233974][ T708] [ 109.233975][ T708] dump_stack_lvl+0x6f/0xa0 [ 109.233979][ T708] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 109.233982][ T708] mark_lock_irq+0x989/0x9c0 [ 109.233985][ T708] mark_lock+0x1d7/0xa00 [ 109.233987][ T708] mark_usage+0x105/0x170 [ 109.233988][ T708] __lock_acquire+0x378/0xc10 [ 109.233990][ T708] lock_acquire.part.0+0xbc/0x260 [ 109.233992][ T708] ? __ipv6_dev_ac_dec+0x236/0x5d0 [ 109.233993][ T708] ? rcu_is_watching+0x15/0xd0 [ 109.233996][ T708] ? do_raw_read_unlock+0x70/0x70 [ 109.233998][ T708] ? lock_acquire+0x134/0x160 [ 109.234000][ T708] _raw_spin_lock+0x33/0x40 [ 109.234001][ T708] ? __ipv6_dev_ac_dec+0x236/0x5d0 [ 109.234002][ T708] __ipv6_dev_ac_dec+0x236/0x5d0 [ 109.234005][ T708] addrconf_leave_anycast+0x1bc/0x260 [ 109.234006][ T708] ? inet6_dump_ifinfo+0x6e0/0x6e0 [ 109.234008][ T708] ? __ipv6_isatap_ifid+0x210/0x210 [ 109.234010][ T708] ? nlmsg_notify+0x62/0x250 [ 109.234012][ T708] __ipv6_ifa_notify+0x6b4/0xad0 [ 109.234014][ T708] ? cleanup_prefix_route+0x550/0x550 [ 109.234016][ T708] ? __cancel_work+0x1e0/0x250 [ 109.234018][ T708] ? try_to_grab_pending+0x840/0x840 [ 109.234020][ T708] ? __lock_release.isra.0+0x6b/0x1a0 [ 109.234021][ T708] ? mark_held_locks+0x40/0x70 [ 109.234023][ T708] ? ipv6_del_addr+0x419/0xa20 [ 109.234024][ T708] ipv6_del_addr+0x419/0xa20 [ 109.234026][ T708] ? find_held_lock+0x2b/0x80 [ 109.234029][ T708] ? addrconf_dad_start+0x110/0x110 [ 109.234030][ T708] ? __lock_release.isra.0+0x6b/0x1a0 [ 109.234032][ T708] ? mark_held_locks+0x40/0x70 [ 109.234034][ T708] inet6_addr_del.isra.0+0x21d/0x6c0 [ 109.234036][ T708] inet6_rtm_deladdr+0x200/0x2e0 [ 109.234038][ T708] ? inet6_addr_del.isra.0+0x6c0/0x6c0 [ 109.234041][ T708] ? rtnetlink_rcv_msg+0x6dc/0xbd0 [ 109.234043][ T708] ? inet6_addr_del.isra.0+0x6c0/0x6c0 [ 109.234045][ T708] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 109.234046][ T708] ? validate_chain+0x38b/0xc20 [ 109.234048][ T708] ? rtnl_link_fill+0x920/0x920 [ 109.234049][ T708] ? __lock_acquire+0x508/0xc10 [ 109.234051][ T708] ? lock_acquire.part.0+0xbc/0x260 [ 109.234052][ T708] ? find_held_lock+0x2b/0x80 [ 109.234054][ T708] netlink_rcv_skb+0x14e/0x3a0 [ 109.234056][ T708] ? rtnl_link_fill+0x920/0x920 [ 109.234058][ T708] ? netlink_ack+0xcf0/0xcf0 [ 109.234060][ T708] ? netlink_deliver_tap+0xc5/0x330 [ 109.234062][ T708] ? netlink_deliver_tap+0x13c/0x330 [ 109.234064][ T708] netlink_unicast+0x486/0x750 [ 109.234066][ T708] ? netlink_attachskb+0x810/0x810 [ 109.234068][ T708] ? __lock_acquire+0x508/0xc10 [ 109.234069][ T708] netlink_sendmsg+0x735/0xc60 [ 109.234071][ T708] ? netlink_unicast+0x750/0x750 [ 109.234073][ T708] ? __might_fault+0x97/0x140 [ 109.234077][ T708] ____sys_sendmsg+0x419/0x850 [ 109.234078][ T708] ? copy_msghdr_from_user+0x2a0/0x460 [ 109.234080][ T708] ? get_timestamp.constprop.0+0x390/0x390 [ 109.234082][ T708] ? move_addr_to_kernel+0x40/0x40 [ 109.234084][ T708] ? stack_depot_save_flags+0x367/0x770 [ 109.234087][ T708] ? validate_chain+0x38b/0xc20 [ 109.234089][ T708] ___sys_sendmsg+0x14e/0x1d0 [ 109.234091][ T708] ? __call_rcu_common.constprop.0+0xb2/0xa10 [ 109.234093][ T708] ? copy_msghdr_from_user+0x460/0x460 [ 109.234098][ T708] __sys_sendmsg+0x145/0x1f0 [ 109.234100][ T708] ? __sys_sendmsg_sock+0x20/0x20 [ 109.234101][ T708] ? __call_rcu_common.constprop.0+0x3d1/0xa10 [ 109.234103][ T708] ? do_raw_spin_unlock+0x59/0x250 [ 109.234105][ T708] ? rcu_is_watching+0x15/0xd0 [ 109.234107][ T708] do_syscall_64+0x117/0x590 [ 109.234108][ T708] ? trace_hardirqs_off+0xd/0x30 [ 109.234111][ T708] ? exc_page_fault+0xee/0x100 [ 109.234113][ T708] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 109.234114][ T708] RIP: 0033:0x7f5c987c708e [ 109.234116][ T708] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa [ 109.234118][ T708] RSP: 002b:00007fff121fbb90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 109.234121][ T708] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5c987c708e [ 109.234122][ T708] RDX: 0000000000000000 RSI: 00007fff121fbc40 RDI: 0000000000000005 [ 109.234123][ T708] RBP: 00007fff121fbba0 R08: 0000000000000000 R09: 0000000000000000 [ 109.234124][ T708] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a195eb7 [ 109.234125][ T708] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff121fc390 [ 109.234127][ T708] [ 109.580052][ T729] br1: port 4(veth2) entered disabled state [ 109.594646][ T730] veth2: left allmulticast mode [ 109.594780][ T730] veth2: left promiscuous mode [ 109.594987][ T730] br1: port 4(veth2) entered disabled state [ 109.658916][ T734] br1: port 3(veth1) entered disabled state [ 109.675057][ T735] veth1: left allmulticast mode [ 109.675155][ T735] veth1: left promiscuous mode [ 109.675296][ T735] br1: port 3(veth1) entered disabled state [ 109.703227][ T737] vx20: left allmulticast mode [ 109.703359][ T737] vx20: left promiscuous mode [ 109.703550][ T737] br1: port 2(vx20) entered disabled state [ 109.776360][ T741] vx10: left allmulticast mode [ 109.776482][ T741] vx10: left promiscuous mode [ 109.776623][ T741] br1: port 1(vx10) entered disabled state