[ 8.633540][ T187] ip (187) used greatest stack depth: 23904 bytes left [ 10.403341][ T256] br1: port 1(vx10) entered blocking state [ 10.403655][ T256] br1: port 1(vx10) entered disabled state [ 10.404000][ T256] vx10: entered allmulticast mode [ 10.405514][ T256] vx10: entered promiscuous mode [ 10.405946][ T256] br1: port 1(vx10) entered blocking state [ 10.406257][ T256] br1: port 1(vx10) entered forwarding state [ 10.534588][ T261] br1: port 2(vx20) entered blocking state [ 10.534851][ T261] br1: port 2(vx20) entered disabled state [ 10.535136][ T261] vx20: entered allmulticast mode [ 10.536632][ T261] vx20: entered promiscuous mode [ 10.537358][ T261] br1: port 2(vx20) entered blocking state [ 10.537576][ T261] br1: port 2(vx20) entered forwarding state [ 10.590640][ T263] br1: port 3(veth1) entered blocking state [ 10.590889][ T263] br1: port 3(veth1) entered disabled state [ 10.591617][ T263] veth1: entered allmulticast mode [ 10.593179][ T263] veth1: entered promiscuous mode [ 10.623239][ T38] br1: port 3(veth1) entered blocking state [ 10.623711][ T38] br1: port 3(veth1) entered forwarding state [ 10.668902][ T266] br1: port 4(veth2) entered blocking state [ 10.669108][ T266] br1: port 4(veth2) entered disabled state [ 10.669297][ T266] veth2: entered allmulticast mode [ 10.670760][ T266] veth2: entered promiscuous mode [ 10.696326][ T38] br1: port 4(veth2) entered blocking state [ 10.696561][ T38] br1: port 4(veth2) entered forwarding state [ 10.810886][ T272] br1: port 5(vx4001) entered blocking state [ 10.811111][ T272] br1: port 5(vx4001) entered disabled state [ 10.811297][ T272] vx4001: entered allmulticast mode [ 10.812708][ T272] vx4001: entered promiscuous mode [ 10.813050][ T272] br1: port 5(vx4001) entered blocking state [ 10.813222][ T272] br1: port 5(vx4001) entered forwarding state [ 11.061371][ T281] 8021q: 802.1Q VLAN Support v1.8 [ 11.203145][ T69] br1: entered promiscuous mode [ 13.101192][ T368] br1: port 1(vx10) entered blocking state [ 13.101490][ T368] br1: port 1(vx10) entered disabled state [ 13.101748][ T368] vx10: entered allmulticast mode [ 13.103273][ T368] vx10: entered promiscuous mode [ 13.103900][ T368] br1: port 1(vx10) entered blocking state [ 13.104192][ T368] br1: port 1(vx10) entered forwarding state [ 13.207459][ T372] br1: port 2(vx20) entered blocking state [ 13.207738][ T372] br1: port 2(vx20) entered disabled state [ 13.208016][ T372] vx20: entered allmulticast mode [ 13.209570][ T372] vx20: entered promiscuous mode [ 13.210001][ T372] br1: port 2(vx20) entered blocking state [ 13.210275][ T372] br1: port 2(vx20) entered forwarding state [ 13.323113][ T376] br1: port 3(vx4001) entered blocking state [ 13.323394][ T376] br1: port 3(vx4001) entered disabled state [ 13.323639][ T376] vx4001: entered allmulticast mode [ 13.325171][ T376] vx4001: entered promiscuous mode [ 13.332648][ T376] br1: port 3(vx4001) entered blocking state [ 13.332911][ T376] br1: port 3(vx4001) entered forwarding state [ 13.381167][ T378] br1: port 4(w1) entered blocking state [ 13.381361][ T378] br1: port 4(w1) entered disabled state [ 13.381560][ T378] w1: entered allmulticast mode [ 13.383331][ T378] w1: entered promiscuous mode [ 13.415900][ T46] br1: port 4(w1) entered blocking state [ 13.416352][ T46] br1: port 4(w1) entered forwarding state [ 13.468104][ T381] br1: port 5(w3) entered blocking state [ 13.468328][ T381] br1: port 5(w3) entered disabled state [ 13.468545][ T381] w3: entered allmulticast mode [ 13.470183][ T381] w3: entered promiscuous mode [ 13.501328][ T46] br1: port 5(w3) entered blocking state [ 13.501491][ T46] br1: port 5(w3) entered forwarding state [ 13.763192][ T9] br1: entered promiscuous mode [ 14.163704][ C2] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 14.164944][ C2] IPv6: vlan20-v: IPv6 duplicate address fe80::200:5eff:fe00:101 used by 00:00:5e:00:01:01 detected! [ 14.282485][ C0] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 14.507286][ C2] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 14.955980][ C2] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 14.956738][ C2] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 15.411272][ C2] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 18.795391][ C2] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 26.091332][ T568] ip (568) used greatest stack depth: 23728 bytes left [ 26.113734][ T12] w3: left allmulticast mode [ 26.114151][ T12] w3: left promiscuous mode [ 26.114677][ T12] br1: port 5(w3) entered disabled state [ 26.119227][ T12] w1: left allmulticast mode [ 26.119486][ T12] w1: left promiscuous mode [ 26.119887][ T12] br1: port 4(w1) entered disabled state [ 26.122862][ T12] vx4001: left allmulticast mode [ 26.123133][ T12] vx4001: left promiscuous mode [ 26.123532][ T12] br1: port 3(vx4001) entered disabled state [ 26.125289][ T12] vx20: left allmulticast mode [ 26.125543][ T12] vx20: left promiscuous mode [ 26.125931][ T12] br1: port 2(vx20) entered disabled state [ 26.129013][ T12] vx10: left allmulticast mode [ 26.131724][ T12] vx10: left promiscuous mode [ 26.131957][ T12] br1: port 1(vx10) entered disabled state [ 26.294190][ T577] [ 26.294267][ T577] ======================================================== [ 26.294409][ T577] WARNING: possible irq lock inversion dependency detected [ 26.294545][ T577] 7.1.0-rc5-virtme #1 Not tainted [ 26.294635][ T577] -------------------------------------------------------- [ 26.294769][ T577] ip/577 just changed the state of lock: [ 26.294861][ T577] ffffffff8b37e8b8 (acaddr_hash_lock){+.+.}-{3:3}, at: __ipv6_dev_ac_dec+0x236/0x5d0 [ 26.295041][ T577] but this lock was taken by another, SOFTIRQ-safe lock in the past: [ 26.295174][ T577] (&ndev->lock){++--}-{3:3} [ 26.295177][ T577] [ 26.295177][ T577] [ 26.295177][ T577] and interrupts could create inverse lock ordering between them. [ 26.295177][ T577] [ 26.295507][ T577] [ 26.295507][ T577] other info that might help us debug this: [ 26.295637][ T577] Possible interrupt unsafe locking scenario: [ 26.295637][ T577] [ 26.295776][ T577] CPU0 CPU1 [ 26.295872][ T577] ---- ---- [ 26.295965][ T577] lock(acaddr_hash_lock); [ 26.296057][ T577] local_irq_disable(); [ 26.296169][ T577] lock(&ndev->lock); [ 26.296280][ T577] lock(acaddr_hash_lock); [ 26.296397][ T577] [ 26.296462][ T577] lock(&ndev->lock); [ 26.296535][ T577] [ 26.296535][ T577] *** DEADLOCK *** [ 26.296535][ T577] [ 26.296667][ T577] 1 lock held by ip/577: [ 26.296737][ T577] #0: ffffffff8b28c9c0 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x883/0xef0 [ 26.296902][ T577] [ 26.296902][ T577] the shortest dependencies between 2nd lock and 1st lock: [ 26.297061][ T577] -> (&ndev->lock){++--}-{3:3} { [ 26.297153][ T577] HARDIRQ-ON-W at: [ 26.297221][ T577] __lock_acquire+0x378/0xc10 [ 26.297337][ T577] lock_acquire.part.0+0xbc/0x260 [ 26.297446][ T577] _raw_write_lock_bh+0x38/0x50 [ 26.297563][ T577] addrconf_permanent_addr+0x108/0x9c0 [ 26.297698][ T577] addrconf_notify+0x151/0xf30 [ 26.297810][ T577] notifier_call_chain+0xb0/0x320 [ 26.297920][ T577] __dev_notify_flags+0xde/0x280 [ 26.298034][ T577] netif_change_flags+0xfe/0x190 [ 26.298150][ T577] do_setlink.isra.0+0x1cc3/0x2750 [ 26.298261][ T577] rtnl_newlink+0x8d1/0xef0 [ 26.298372][ T577] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 26.298482][ T577] netlink_rcv_skb+0x14e/0x3a0 [ 26.298594][ T577] netlink_unicast+0x486/0x750 [ 26.298704][ T577] netlink_sendmsg+0x735/0xc60 [ 26.298815][ T577] ____sys_sendmsg+0x419/0x850 [ 26.298931][ T577] ___sys_sendmsg+0x14e/0x1d0 [ 26.299048][ T577] __sys_sendmsg+0x145/0x1f0 [ 26.299162][ T577] do_syscall_64+0x117/0x590 [ 26.299274][ T577] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 26.299411][ T577] HARDIRQ-ON-R at: [ 26.299478][ T577] __lock_acquire+0x378/0xc10 [ 26.299590][ T577] lock_acquire.part.0+0xbc/0x260 [ 26.299700][ T577] _raw_read_lock_bh+0x44/0x80 [ 26.299811][ T577] inet6_fill_ifla6_attrs+0x1aee/0x21e0 [ 26.299944][ T577] inet6_fill_link_af+0x5c/0xe0 [ 26.300060][ T577] rtnl_fill_ifinfo.isra.0+0x1a45/0x2c20 [ 26.300194][ T577] rtnl_getlink+0x9c9/0xeb0 [ 26.300325][ T577] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 26.300440][ T577] netlink_rcv_skb+0x14e/0x3a0 [ 26.300554][ T577] netlink_unicast+0x486/0x750 [ 26.300670][ T577] netlink_sendmsg+0x735/0xc60 [ 26.300780][ T577] ____sys_sendmsg+0x419/0x850 [ 26.300892][ T577] ___sys_sendmsg+0x14e/0x1d0 [ 26.301016][ T577] __sys_sendmsg+0x145/0x1f0 [ 26.301128][ T577] do_syscall_64+0x117/0x590 [ 26.301243][ T577] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 26.301377][ T577] IN-SOFTIRQ-W at: [ 26.301444][ T577] __lock_acquire+0x378/0xc10 [ 26.301556][ T577] lock_acquire.part.0+0xbc/0x260 [ 26.301666][ T577] _raw_write_lock+0x33/0x40 [ 26.301781][ T577] addrconf_rs_timer+0xb0/0x770 [ 26.301894][ T577] call_timer_fn+0x163/0x4f0 [ 26.302011][ T577] __run_timers+0x68f/0xab0 [ 26.302123][ T577] run_timer_softirq+0xf0/0x160 [ 26.302243][ T577] handle_softirqs+0x1d8/0x940 [ 26.302362][ T577] __irq_exit_rcu+0x103/0x1c0 [ 26.302475][ T577] irq_exit_rcu+0xe/0x30 [ 26.302584][ T577] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 26.302725][ T577] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 26.302856][ T577] pv_native_safe_halt+0xf/0x10 [ 26.302975][ T577] default_idle+0x9/0x10 [ 26.303086][ T577] default_idle_call+0x6e/0xb0 [ 26.303197][ T577] cpuidle_idle_call.constprop.0+0x237/0x410 [ 26.303330][ T577] do_idle+0xf5/0x160 [ 26.303442][ T577] cpu_startup_entry+0x53/0x70 [ 26.303556][ T577] start_secondary+0x204/0x2b0 [ 26.303666][ T577] common_startup_64+0x13e/0x148 [ 26.303800][ T577] IN-SOFTIRQ-R at: [ 26.303871][ T577] __lock_acquire+0x378/0xc10 [ 26.303987][ T577] lock_acquire.part.0+0xbc/0x260 [ 26.304096][ T577] _raw_read_lock_bh+0x44/0x80 [ 26.304206][ T577] ipv6_get_lladdr+0xa8/0x3f0 [ 26.304317][ T577] addrconf_rs_timer+0x251/0x770 [ 26.304437][ T577] call_timer_fn+0x163/0x4f0 [ 26.304550][ T577] __run_timers+0x68f/0xab0 [ 26.304670][ T577] run_timer_softirq+0xf0/0x160 [ 26.304779][ T577] handle_softirqs+0x1d8/0x940 [ 26.304888][ T577] __irq_exit_rcu+0x103/0x1c0 [ 26.305004][ T577] irq_exit_rcu+0xe/0x30 [ 26.305114][ T577] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 26.305268][ T577] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 26.305399][ T577] pv_native_safe_halt+0xf/0x10 [ 26.305508][ T577] default_idle+0x9/0x10 [ 26.305620][ T577] default_idle_call+0x6e/0xb0 [ 26.305730][ T577] cpuidle_idle_call.constprop.0+0x237/0x410 [ 26.305863][ T577] do_idle+0xf5/0x160 [ 26.305977][ T577] cpu_startup_entry+0x53/0x70 [ 26.306086][ T577] start_secondary+0x204/0x2b0 [ 26.306210][ T577] common_startup_64+0x13e/0x148 [ 26.306320][ T577] INITIAL USE at: [ 26.306391][ T577] __lock_acquire+0x378/0xc10 [ 26.306501][ T577] lock_acquire.part.0+0xbc/0x260 [ 26.306615][ T577] _raw_write_lock_bh+0x38/0x50 [ 26.306724][ T577] addrconf_permanent_addr+0x108/0x9c0 [ 26.306856][ T577] addrconf_notify+0x151/0xf30 [ 26.306969][ T577] notifier_call_chain+0xb0/0x320 [ 26.307080][ T577] __dev_notify_flags+0xde/0x280 [ 26.307195][ T577] netif_change_flags+0xfe/0x190 [ 26.307310][ T577] do_setlink.isra.0+0x1cc3/0x2750 [ 26.307425][ T577] rtnl_newlink+0x8d1/0xef0 [ 26.307534][ T577] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 26.307643][ T577] netlink_rcv_skb+0x14e/0x3a0 [ 26.307752][ T577] netlink_unicast+0x486/0x750 [ 26.307862][ T577] netlink_sendmsg+0x735/0xc60 [ 26.307978][ T577] ____sys_sendmsg+0x419/0x850 [ 26.308097][ T577] ___sys_sendmsg+0x14e/0x1d0 [ 26.308221][ T577] __sys_sendmsg+0x145/0x1f0 [ 26.308333][ T577] do_syscall_64+0x117/0x590 [ 26.308445][ T577] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 26.308576][ T577] INITIAL READ USE at: [ 26.308667][ T577] __lock_acquire+0x378/0xc10 [ 26.308781][ T577] lock_acquire.part.0+0xbc/0x260 [ 26.308917][ T577] _raw_read_lock_bh+0x44/0x80 [ 26.309036][ T577] inet6_fill_ifla6_attrs+0x1aee/0x21e0 [ 26.309175][ T577] inet6_fill_link_af+0x5c/0xe0 [ 26.309287][ T577] rtnl_fill_ifinfo.isra.0+0x1a45/0x2c20 [ 26.309421][ T577] rtnl_getlink+0x9c9/0xeb0 [ 26.309536][ T577] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 26.309645][ T577] netlink_rcv_skb+0x14e/0x3a0 [ 26.309759][ T577] netlink_unicast+0x486/0x750 [ 26.309871][ T577] netlink_sendmsg+0x735/0xc60 [ 26.309988][ T577] ____sys_sendmsg+0x419/0x850 [ 26.310100][ T577] ___sys_sendmsg+0x14e/0x1d0 [ 26.310211][ T577] __sys_sendmsg+0x145/0x1f0 [ 26.310321][ T577] do_syscall_64+0x117/0x590 [ 26.310433][ T577] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 26.310565][ T577] } [ 26.310610][ T577] ... key at: [] __key.37+0x0/0x40 [ 26.310752][ T577] ... acquired at: [ 26.310820][ T577] __lock_acquire+0x508/0xc10 [ 26.310912][ T577] lock_acquire.part.0+0xbc/0x260 [ 26.311003][ T577] _raw_spin_lock+0x33/0x40 [ 26.311096][ T577] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 26.311205][ T577] __ipv6_dev_ac_inc+0x57e/0x930 [ 26.311293][ T577] addrconf_join_anycast+0x1bc/0x260 [ 26.311381][ T577] __ipv6_ifa_notify+0x75b/0xad0 [ 26.311470][ T577] addrconf_dad_completed+0x14b/0xe10 [ 26.311559][ T577] addrconf_dad_work+0x3c1/0x930 [ 26.311648][ T577] process_one_work+0xdf8/0x1410 [ 26.311736][ T577] worker_thread+0x4f1/0xd60 [ 26.311824][ T577] kthread+0x367/0x460 [ 26.311891][ T577] ret_from_fork+0x474/0x6b0 [ 26.311984][ T577] ret_from_fork_asm+0x11/0x20 [ 26.312082][ T577] [ 26.312127][ T577] -> (acaddr_hash_lock){+.+.}-{3:3} { [ 26.312218][ T577] HARDIRQ-ON-W at: [ 26.312290][ T577] __lock_acquire+0x378/0xc10 [ 26.312412][ T577] lock_acquire.part.0+0xbc/0x260 [ 26.312522][ T577] _raw_spin_lock+0x33/0x40 [ 26.312632][ T577] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 26.312767][ T577] __ipv6_dev_ac_inc+0x57e/0x930 [ 26.312883][ T577] addrconf_join_anycast+0x1bc/0x260 [ 26.313000][ T577] __ipv6_ifa_notify+0x75b/0xad0 [ 26.313112][ T577] addrconf_dad_completed+0x14b/0xe10 [ 26.313224][ T577] addrconf_dad_work+0x3c1/0x930 [ 26.313337][ T577] process_one_work+0xdf8/0x1410 [ 26.313452][ T577] worker_thread+0x4f1/0xd60 [ 26.313563][ T577] kthread+0x367/0x460 [ 26.313651][ T577] ret_from_fork+0x474/0x6b0 [ 26.313759][ T577] ret_from_fork_asm+0x11/0x20 [ 26.313867][ T577] SOFTIRQ-ON-W at: [ 26.313933][ T577] __lock_acquire+0x378/0xc10 [ 26.314051][ T577] lock_acquire.part.0+0xbc/0x260 [ 26.314162][ T577] _raw_spin_lock+0x33/0x40 [ 26.314277][ T577] __ipv6_dev_ac_dec+0x236/0x5d0 [ 26.314393][ T577] addrconf_leave_anycast+0x1bc/0x260 [ 26.314504][ T577] __ipv6_ifa_notify+0x6b4/0xad0 [ 26.314615][ T577] addrconf_ifdown.isra.0+0xa70/0x15f0 [ 26.314738][ T577] addrconf_notify+0x2c8/0xf30 [ 26.314848][ T577] notifier_call_chain+0xb0/0x320 [ 26.314968][ T577] __dev_notify_flags+0x165/0x280 [ 26.315084][ T577] netif_change_flags+0xfe/0x190 [ 26.315193][ T577] do_setlink.isra.0+0x1cc3/0x2750 [ 26.315303][ T577] rtnl_newlink+0x8d1/0xef0 [ 26.315422][ T577] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 26.315533][ T577] netlink_rcv_skb+0x14e/0x3a0 [ 26.315642][ T577] netlink_unicast+0x486/0x750 [ 26.315753][ T577] netlink_sendmsg+0x735/0xc60 [ 26.315863][ T577] ____sys_sendmsg+0x419/0x850 [ 26.315980][ T577] ___sys_sendmsg+0x14e/0x1d0 [ 26.316090][ T577] __sys_sendmsg+0x145/0x1f0 [ 26.316206][ T577] do_syscall_64+0x117/0x590 [ 26.316314][ T577] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 26.316444][ T577] INITIAL USE at: [ 26.316509][ T577] __lock_acquire+0x378/0xc10 [ 26.316623][ T577] lock_acquire.part.0+0xbc/0x260 [ 26.316739][ T577] _raw_spin_lock+0x33/0x40 [ 26.316848][ T577] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 26.316985][ T577] __ipv6_dev_ac_inc+0x57e/0x930 [ 26.317098][ T577] addrconf_join_anycast+0x1bc/0x260 [ 26.317209][ T577] __ipv6_ifa_notify+0x75b/0xad0 [ 26.317355][ T577] addrconf_dad_completed+0x14b/0xe10 [ 26.317470][ T577] addrconf_dad_work+0x3c1/0x930 [ 26.317581][ T577] process_one_work+0xdf8/0x1410 [ 26.317690][ T577] worker_thread+0x4f1/0xd60 [ 26.317802][ T577] kthread+0x367/0x460 [ 26.317894][ T577] ret_from_fork+0x474/0x6b0 [ 26.318006][ T577] ret_from_fork_asm+0x11/0x20 [ 26.318118][ T577] } [ 26.318163][ T577] ... key at: [] acaddr_hash_lock+0x18/0x45a0 [ 26.318301][ T577] ... acquired at: [ 26.318367][ T577] mark_lock+0x1d7/0xa00 [ 26.318459][ T577] mark_usage+0x105/0x170 [ 26.318546][ T577] __lock_acquire+0x378/0xc10 [ 26.318633][ T577] lock_acquire.part.0+0xbc/0x260 [ 26.318720][ T577] _raw_spin_lock+0x33/0x40 [ 26.318813][ T577] __ipv6_dev_ac_dec+0x236/0x5d0 [ 26.318900][ T577] addrconf_leave_anycast+0x1bc/0x260 [ 26.318992][ T577] __ipv6_ifa_notify+0x6b4/0xad0 [ 26.319081][ T577] addrconf_ifdown.isra.0+0xa70/0x15f0 [ 26.319170][ T577] addrconf_notify+0x2c8/0xf30 [ 26.319259][ T577] notifier_call_chain+0xb0/0x320 [ 26.319347][ T577] __dev_notify_flags+0x165/0x280 [ 26.319434][ T577] netif_change_flags+0xfe/0x190 [ 26.319523][ T577] do_setlink.isra.0+0x1cc3/0x2750 [ 26.319609][ T577] rtnl_newlink+0x8d1/0xef0 [ 26.319702][ T577] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 26.319791][ T577] netlink_rcv_skb+0x14e/0x3a0 [ 26.319878][ T577] netlink_unicast+0x486/0x750 [ 26.319971][ T577] netlink_sendmsg+0x735/0xc60 [ 26.320059][ T577] ____sys_sendmsg+0x419/0x850 [ 26.320146][ T577] ___sys_sendmsg+0x14e/0x1d0 [ 26.320233][ T577] __sys_sendmsg+0x145/0x1f0 [ 26.320319][ T577] do_syscall_64+0x117/0x590 [ 26.320413][ T577] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 26.320523][ T577] [ 26.320568][ T577] [ 26.320568][ T577] stack backtrace: [ 26.320677][ T577] CPU: 0 UID: 0 PID: 577 Comm: ip Not tainted 7.1.0-rc5-virtme #1 PREEMPT(full) [ 26.320681][ T577] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.320683][ T577] Call Trace: [ 26.320684][ T577] [ 26.320686][ T577] dump_stack_lvl+0x6f/0xa0 [ 26.320690][ T577] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 26.320693][ T577] mark_lock_irq+0x989/0x9c0 [ 26.320696][ T577] mark_lock+0x1d7/0xa00 [ 26.320698][ T577] mark_usage+0x105/0x170 [ 26.320699][ T577] __lock_acquire+0x378/0xc10 [ 26.320701][ T577] lock_acquire.part.0+0xbc/0x260 [ 26.320703][ T577] ? __ipv6_dev_ac_dec+0x236/0x5d0 [ 26.320705][ T577] ? rcu_is_watching+0x15/0xd0 [ 26.320708][ T577] ? do_raw_read_unlock+0x70/0x70 [ 26.320710][ T577] ? lock_acquire+0x134/0x160 [ 26.320711][ T577] _raw_spin_lock+0x33/0x40 [ 26.320713][ T577] ? __ipv6_dev_ac_dec+0x236/0x5d0 [ 26.320715][ T577] __ipv6_dev_ac_dec+0x236/0x5d0 [ 26.320717][ T577] addrconf_leave_anycast+0x1bc/0x260 [ 26.320719][ T577] ? inet6_dump_ifinfo+0x6e0/0x6e0 [ 26.320721][ T577] ? __ipv6_isatap_ifid+0x210/0x210 [ 26.320723][ T577] ? nlmsg_notify+0x62/0x250 [ 26.320725][ T577] __ipv6_ifa_notify+0x6b4/0xad0 [ 26.320727][ T577] ? cleanup_prefix_route+0x550/0x550 [ 26.320729][ T577] ? find_held_lock+0x2b/0x80 [ 26.320732][ T577] ? __lock_release.isra.0+0x6b/0x1a0 [ 26.320733][ T577] ? __rwlock_init+0x150/0x150 [ 26.320735][ T577] ? mark_held_locks+0x40/0x70 [ 26.320736][ T577] ? addrconf_ifdown.isra.0+0xa70/0x15f0 [ 26.320738][ T577] addrconf_ifdown.isra.0+0xa70/0x15f0 [ 26.320741][ T577] ? addrconf_dad_run+0x1b0/0x1b0 [ 26.320743][ T577] ? neigh_flush_one+0x580/0x580 [ 26.320746][ T577] ? mark_held_locks+0x40/0x70 [ 26.320748][ T577] addrconf_notify+0x2c8/0xf30 [ 26.320749][ T577] ? team_port_get_rtnl+0x65/0xc0 [ 26.320753][ T577] notifier_call_chain+0xb0/0x320 [ 26.320755][ T577] __dev_notify_flags+0x165/0x280 [ 26.320757][ T577] ? netif_change_name+0x8c0/0x8c0 [ 26.320758][ T577] ? netif_set_allmulti+0x250/0x250 [ 26.320760][ T577] ? is_bpf_text_address+0x68/0x110 [ 26.320763][ T577] netif_change_flags+0xfe/0x190 [ 26.320765][ T577] do_setlink.isra.0+0x1cc3/0x2750 [ 26.320769][ T577] ? rtnl_link_get_size+0x350/0x350 [ 26.320771][ T577] ? rcu_lockdep_current_cpu_online+0x39/0x1b0 [ 26.320773][ T577] ? rcu_read_lock_any_held+0x3c/0x90 [ 26.320774][ T577] ? validate_chain+0x38b/0xc20 [ 26.320776][ T577] ? rcu_read_lock_any_held+0x66/0x90 [ 26.320777][ T577] ? stack_depot_save_flags+0x367/0x770 [ 26.320780][ T577] ? __kernel_text_address+0x12/0x30 [ 26.320783][ T577] ? __lock_acquire+0x508/0xc10 [ 26.320785][ T577] ? lock_acquire.part.0+0xbc/0x260 [ 26.320786][ T577] ? rtnl_newlink+0x883/0xef0 [ 26.320787][ T577] ? rcu_is_watching+0x15/0xd0 [ 26.320789][ T577] ? lock_acquire+0x134/0x160 [ 26.320790][ T577] ? rcu_is_watching+0x15/0xd0 [ 26.320792][ T577] ? rcu_is_watching+0x15/0xd0 [ 26.320793][ T577] ? trace_contention_end+0xb3/0x1a0 [ 26.320796][ T577] ? __mutex_lock+0x1db/0x2010 [ 26.320797][ T577] ? __mutex_lock+0x9b2/0x2010 [ 26.320799][ T577] ? rtnl_newlink+0x883/0xef0 [ 26.320801][ T577] ? ww_mutex_lock+0x160/0x160 [ 26.320803][ T577] ? __rtnl_newlink+0x3fa/0xa50 [ 26.320805][ T577] rtnl_newlink+0x8d1/0xef0 [ 26.320807][ T577] ? lock_acquire.part.0+0xbc/0x260 [ 26.320808][ T577] ? find_held_lock+0x2b/0x80 [ 26.320810][ T577] ? __rtnl_newlink+0xa50/0xa50 [ 26.320812][ T577] ? mark_usage+0x61/0x170 [ 26.320813][ T577] ? __lock_release.isra.0+0x6b/0x1a0 [ 26.320815][ T577] ? lock_acquire.part.0+0xbc/0x260 [ 26.320816][ T577] ? find_held_lock+0x2b/0x80 [ 26.320818][ T577] ? __rtnl_newlink+0xa50/0xa50 [ 26.320820][ T577] ? __lock_release.isra.0+0x6b/0x1a0 [ 26.320821][ T577] ? __rtnl_newlink+0xa50/0xa50 [ 26.320823][ T577] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 26.320825][ T577] ? validate_chain+0x38b/0xc20 [ 26.320826][ T577] ? rtnl_link_fill+0x920/0x920 [ 26.320827][ T577] ? __lock_acquire+0x508/0xc10 [ 26.320829][ T577] ? lock_acquire.part.0+0xbc/0x260 [ 26.320830][ T577] ? find_held_lock+0x2b/0x80 [ 26.320833][ T577] netlink_rcv_skb+0x14e/0x3a0 [ 26.320834][ T577] ? rtnl_link_fill+0x920/0x920 [ 26.320836][ T577] ? netlink_ack+0xcf0/0xcf0 [ 26.320839][ T577] ? netlink_deliver_tap+0xc5/0x330 [ 26.320841][ T577] ? netlink_deliver_tap+0x13c/0x330 [ 26.320843][ T577] netlink_unicast+0x486/0x750 [ 26.320845][ T577] ? netlink_attachskb+0x810/0x810 [ 26.320847][ T577] ? __lock_acquire+0x508/0xc10 [ 26.320849][ T577] netlink_sendmsg+0x735/0xc60 [ 26.320851][ T577] ? netlink_unicast+0x750/0x750 [ 26.320853][ T577] ? __might_fault+0x97/0x140 [ 26.320856][ T577] ____sys_sendmsg+0x419/0x850 [ 26.320858][ T577] ? copy_msghdr_from_user+0x2a0/0x460 [ 26.320860][ T577] ? get_timestamp.constprop.0+0x390/0x390 [ 26.320862][ T577] ? move_addr_to_kernel+0x40/0x40 [ 26.320864][ T577] ? stack_depot_save_flags+0x367/0x770 [ 26.320865][ T577] ? validate_chain+0x38b/0xc20 [ 26.320867][ T577] ___sys_sendmsg+0x14e/0x1d0 [ 26.320869][ T577] ? __call_rcu_common.constprop.0+0xb2/0xa10 [ 26.320871][ T577] ? copy_msghdr_from_user+0x460/0x460 [ 26.320877][ T577] __sys_sendmsg+0x145/0x1f0 [ 26.320878][ T577] ? __sys_sendmsg_sock+0x20/0x20 [ 26.320879][ T577] ? __call_rcu_common.constprop.0+0x3d1/0xa10 [ 26.320881][ T577] ? do_raw_spin_unlock+0x59/0x250 [ 26.320883][ T577] ? rcu_is_watching+0x15/0xd0 [ 26.320885][ T577] do_syscall_64+0x117/0x590 [ 26.320887][ T577] ? trace_hardirqs_off+0xd/0x30 [ 26.320890][ T577] ? exc_page_fault+0xee/0x100 [ 26.320892][ T577] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 26.320893][ T577] RIP: 0033:0x7f0cff06708e [ 26.320897][ T577] 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 [ 26.320898][ T577] RSP: 002b:00007ffcfe697690 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 26.320901][ T577] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0cff06708e [ 26.320903][ T577] RDX: 0000000000000000 RSI: 00007ffcfe697740 RDI: 0000000000000005 [ 26.320904][ T577] RBP: 00007ffcfe6976a0 R08: 0000000000000000 R09: 0000000000000000 [ 26.320904][ T577] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a193199 [ 26.320905][ T577] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcfe697e00 [ 26.320908][ T577] [ 26.334707][ T577] ip (577) used greatest stack depth: 23592 bytes left [ 26.673639][ T9] br1: left promiscuous mode [ 26.857560][ T599] br1: port 4(veth2) entered disabled state [ 26.878604][ T600] veth2: left allmulticast mode [ 26.878812][ T600] veth2: left promiscuous mode [ 26.879123][ T600] br1: port 4(veth2) entered disabled state [ 26.916445][ T602] br1: port 3(veth1) entered disabled state [ 26.939075][ T603] veth1: left allmulticast mode [ 26.939192][ T603] veth1: left promiscuous mode [ 26.939342][ T603] br1: port 3(veth1) entered disabled state [ 26.971085][ T605] vx4001: left allmulticast mode [ 26.971211][ T605] vx4001: left promiscuous mode [ 26.971365][ T605] br1: port 5(vx4001) entered disabled state [ 27.052695][ T609] vx20: left allmulticast mode [ 27.052821][ T609] vx20: left promiscuous mode [ 27.052968][ T609] br1: port 2(vx20) entered disabled state [ 27.137416][ T613] vx10: left allmulticast mode [ 27.137548][ T613] vx10: left promiscuous mode [ 27.137701][ T613] br1: port 1(vx10) entered disabled state