[ 29.264461][ T570] 8021q: 802.1Q VLAN Support v1.8 [ 30.178879][ T614] br1: port 1(vx100) entered blocking state [ 30.179163][ T614] br1: port 1(vx100) entered disabled state [ 30.179437][ T614] vx100: entered allmulticast mode [ 30.181768][ T614] vx100: entered promiscuous mode [ 30.182279][ T614] br1: port 1(vx100) entered blocking state [ 30.182527][ T614] br1: port 1(vx100) entered forwarding state [ 30.250940][ T616] br1: port 2(veth1) entered blocking state [ 30.251151][ T616] br1: port 2(veth1) entered disabled state [ 30.251843][ T616] veth1: entered allmulticast mode [ 30.253274][ T616] veth1: entered promiscuous mode [ 30.283766][ T57] br1: port 2(veth1) entered blocking state [ 30.284261][ T57] br1: port 2(veth1) entered forwarding state [ 30.399709][ T622] br2: port 1(vx200) entered blocking state [ 30.399893][ T622] br2: port 1(vx200) entered disabled state [ 30.400063][ T622] vx200: entered allmulticast mode [ 30.402031][ T622] vx200: entered promiscuous mode [ 30.402514][ T622] br2: port 1(vx200) entered blocking state [ 30.402670][ T622] br2: port 1(vx200) entered forwarding state [ 30.497588][ T625] br2: port 2(veth2.20) entered blocking state [ 30.497860][ T625] br2: port 2(veth2.20) entered disabled state [ 30.498126][ T625] veth2.20: entered allmulticast mode [ 30.498316][ T625] veth2: entered allmulticast mode [ 30.500678][ T625] veth2.20: entered promiscuous mode [ 30.500881][ T625] veth2: entered promiscuous mode [ 30.546900][ T627] br2: port 2(veth2.20) entered blocking state [ 30.547303][ T627] br2: port 2(veth2.20) entered forwarding state [ 31.609935][ T672] br3: port 1(w1) entered blocking state [ 31.610110][ T672] br3: port 1(w1) entered disabled state [ 31.610636][ T672] w1: entered allmulticast mode [ 31.612049][ T672] w1: entered promiscuous mode [ 31.767709][ T678] br3: port 2(vx100) entered blocking state [ 31.767889][ T678] br3: port 2(vx100) entered disabled state [ 31.768064][ T678] vx100: entered allmulticast mode [ 31.769452][ T678] vx100: entered promiscuous mode [ 31.769968][ T678] br3: port 2(vx100) entered blocking state [ 31.770436][ T678] br3: port 2(vx100) entered forwarding state [ 31.938170][ T39] br3: port 1(w1) entered blocking state [ 31.938335][ T39] br3: port 1(w1) entered forwarding state [ 32.671074][ T725] br3: port 1(w1) entered blocking state [ 32.672214][ T725] br3: port 1(w1) entered disabled state [ 32.672358][ T725] w1: entered allmulticast mode [ 32.673730][ T725] w1: entered promiscuous mode [ 32.816953][ T731] br3: port 2(vx200) entered blocking state [ 32.817176][ T731] br3: port 2(vx200) entered disabled state [ 32.817898][ T731] vx200: entered allmulticast mode [ 32.819519][ T731] vx200: entered promiscuous mode [ 32.820114][ T731] br3: port 2(vx200) entered blocking state [ 32.820317][ T731] br3: port 2(vx200) entered forwarding state [ 32.999363][ T46] br3: port 1(w1) entered blocking state [ 32.999587][ T46] br3: port 1(w1) entered forwarding state [ 33.471215][ T770] br3: port 3(w1.20) entered blocking state [ 33.471430][ T770] br3: port 3(w1.20) entered disabled state [ 33.471607][ T770] w1.20: entered allmulticast mode [ 33.472980][ T770] w1.20: entered promiscuous mode [ 33.637550][ T783] br3: port 3(w1.20) entered blocking state [ 33.637775][ T783] br3: port 3(w1.20) entered forwarding state [ 33.824475][ C1] IPv6: w2: IPv6 duplicate address fe80::843e:e5ff:fe20:2fe8 used by 86:3e:e5:20:2f:e8 detected! [ 41.502505][ T12] w1.20: left allmulticast mode [ 41.502817][ T12] w1.20: left promiscuous mode [ 41.503139][ T12] br3: port 3(w1.20) entered disabled state [ 41.504480][ T12] vx200: left allmulticast mode [ 41.504597][ T12] vx200: left promiscuous mode [ 41.504835][ T12] br3: port 2(vx200) entered disabled state [ 41.509519][ T12] w1: left allmulticast mode [ 41.509647][ T12] w1: left promiscuous mode [ 41.509840][ T12] br3: port 1(w1) entered disabled state [ 41.605446][ T12] vx100: left allmulticast mode [ 41.605581][ T12] vx100: left promiscuous mode [ 41.605779][ T12] br3: port 2(vx100) entered disabled state [ 41.607421][ T12] w1: left allmulticast mode [ 41.607537][ T12] w1: left promiscuous mode [ 41.607721][ T12] br3: port 1(w1) entered disabled state [ 41.720516][ T874] [ 41.720578][ T874] ======================================================== [ 41.720697][ T874] WARNING: possible irq lock inversion dependency detected [ 41.720807][ T874] 7.1.0-rc5-virtme #1 Not tainted [ 41.720880][ T874] -------------------------------------------------------- [ 41.720988][ T874] ip/874 just changed the state of lock: [ 41.721061][ T874] ffffffffaf97e8b8 (acaddr_hash_lock){+.+.}-{3:3}, at: __ipv6_dev_ac_dec+0x236/0x5d0 [ 41.721203][ T874] but this lock was taken by another, SOFTIRQ-safe lock in the past: [ 41.721312][ T874] (&ndev->lock){++--}-{3:3} [ 41.721315][ T874] [ 41.721315][ T874] [ 41.721315][ T874] and interrupts could create inverse lock ordering between them. [ 41.721315][ T874] [ 41.721585][ T874] [ 41.721585][ T874] other info that might help us debug this: [ 41.721701][ T874] Possible interrupt unsafe locking scenario: [ 41.721701][ T874] [ 41.721812][ T874] CPU0 CPU1 [ 41.721885][ T874] ---- ---- [ 41.721960][ T874] lock(acaddr_hash_lock); [ 41.722033][ T874] local_irq_disable(); [ 41.722122][ T874] lock(&ndev->lock); [ 41.722211][ T874] lock(acaddr_hash_lock); [ 41.722300][ T874] [ 41.722355][ T874] lock(&ndev->lock); [ 41.722410][ T874] [ 41.722410][ T874] *** DEADLOCK *** [ 41.722410][ T874] [ 41.722515][ T874] 1 lock held by ip/874: [ 41.722572][ T874] #0: ffffffffaf88c9c0 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x883/0xef0 [ 41.722708][ T874] [ 41.722708][ T874] the shortest dependencies between 2nd lock and 1st lock: [ 41.722831][ T874] -> (&ndev->lock){++--}-{3:3} { [ 41.722906][ T874] HARDIRQ-ON-W at: [ 41.722962][ T874] __lock_acquire+0x378/0xc10 [ 41.723057][ T874] lock_acquire.part.0+0xbc/0x260 [ 41.723149][ T874] _raw_write_lock_bh+0x38/0x50 [ 41.723240][ T874] addrconf_permanent_addr+0x108/0x9c0 [ 41.723347][ T874] addrconf_notify+0x151/0xf30 [ 41.723439][ T874] notifier_call_chain+0xb0/0x320 [ 41.723530][ T874] __dev_notify_flags+0xde/0x280 [ 41.723622][ T874] netif_change_flags+0xfe/0x190 [ 41.723717][ T874] do_setlink.isra.0+0x1cc3/0x2750 [ 41.723807][ T874] rtnl_newlink+0x8d1/0xef0 [ 41.723896][ T874] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 41.723986][ T874] netlink_rcv_skb+0x14e/0x3a0 [ 41.724079][ T874] netlink_unicast+0x486/0x750 [ 41.724169][ T874] netlink_sendmsg+0x735/0xc60 [ 41.724259][ T874] ____sys_sendmsg+0x419/0x850 [ 41.724350][ T874] ___sys_sendmsg+0x14e/0x1d0 [ 41.724440][ T874] __sys_sendmsg+0x145/0x1f0 [ 41.724533][ T874] do_syscall_64+0x117/0x590 [ 41.724623][ T874] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 41.724736][ T874] HARDIRQ-ON-R at: [ 41.724791][ T874] __lock_acquire+0x378/0xc10 [ 41.724881][ T874] lock_acquire.part.0+0xbc/0x260 [ 41.724970][ T874] _raw_read_lock_bh+0x44/0x80 [ 41.725061][ T874] inet6_fill_ifla6_attrs+0x1aee/0x21e0 [ 41.725169][ T874] inet6_fill_link_af+0x5c/0xe0 [ 41.725260][ T874] rtnl_fill_ifinfo.isra.0+0x1a45/0x2c20 [ 41.725367][ T874] rtnl_getlink+0x9c9/0xeb0 [ 41.725456][ T874] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 41.725547][ T874] netlink_rcv_skb+0x14e/0x3a0 [ 41.725637][ T874] netlink_unicast+0x486/0x750 [ 41.725731][ T874] netlink_sendmsg+0x735/0xc60 [ 41.725819][ T874] ____sys_sendmsg+0x419/0x850 [ 41.725910][ T874] ___sys_sendmsg+0x14e/0x1d0 [ 41.725999][ T874] __sys_sendmsg+0x145/0x1f0 [ 41.726092][ T874] do_syscall_64+0x117/0x590 [ 41.726182][ T874] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 41.726289][ T874] IN-SOFTIRQ-W at: [ 41.726343][ T874] __lock_acquire+0x378/0xc10 [ 41.726433][ T874] lock_acquire.part.0+0xbc/0x260 [ 41.726525][ T874] _raw_write_lock+0x33/0x40 [ 41.726614][ T874] addrconf_rs_timer+0xb0/0x770 [ 41.726704][ T874] call_timer_fn+0x163/0x4f0 [ 41.726796][ T874] __run_timers+0x68f/0xab0 [ 41.726886][ T874] run_timer_softirq+0xf0/0x160 [ 41.726977][ T874] handle_softirqs+0x1d8/0x940 [ 41.727067][ T874] __irq_exit_rcu+0x103/0x1c0 [ 41.727157][ T874] irq_exit_rcu+0xe/0x30 [ 41.727247][ T874] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 41.727355][ T874] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 41.727464][ T874] pv_native_safe_halt+0xf/0x10 [ 41.727554][ T874] default_idle+0x9/0x10 [ 41.727646][ T874] default_idle_call+0x6e/0xb0 [ 41.727740][ T874] cpuidle_idle_call.constprop.0+0x237/0x410 [ 41.727849][ T874] do_idle+0xf5/0x160 [ 41.727938][ T874] cpu_startup_entry+0x53/0x70 [ 41.728029][ T874] rest_init+0x1f7/0x200 [ 41.728120][ T874] start_kernel+0x3ad/0x3b0 [ 41.728211][ T874] x86_64_start_reservations+0x24/0x30 [ 41.728320][ T874] x86_64_start_kernel+0x12b/0x130 [ 41.728409][ T874] common_startup_64+0x13e/0x148 [ 41.728503][ T874] IN-SOFTIRQ-R at: [ 41.728557][ T874] __lock_acquire+0x378/0xc10 [ 41.728648][ T874] lock_acquire.part.0+0xbc/0x260 [ 41.728740][ T874] _raw_read_lock_bh+0x44/0x80 [ 41.728830][ T874] ipv6_get_lladdr+0xa8/0x3f0 [ 41.728919][ T874] addrconf_rs_timer+0x251/0x770 [ 41.729011][ T874] call_timer_fn+0x163/0x4f0 [ 41.729101][ T874] __run_timers+0x68f/0xab0 [ 41.729192][ T874] run_timer_softirq+0xf0/0x160 [ 41.729282][ T874] handle_softirqs+0x1d8/0x940 [ 41.729370][ T874] __irq_exit_rcu+0x103/0x1c0 [ 41.729461][ T874] irq_exit_rcu+0xe/0x30 [ 41.729551][ T874] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 41.729657][ T874] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 41.729770][ T874] pv_native_safe_halt+0xf/0x10 [ 41.729861][ T874] default_idle+0x9/0x10 [ 41.729955][ T874] default_idle_call+0x6e/0xb0 [ 41.730044][ T874] cpuidle_idle_call.constprop.0+0x237/0x410 [ 41.730151][ T874] do_idle+0xf5/0x160 [ 41.730241][ T874] cpu_startup_entry+0x53/0x70 [ 41.730330][ T874] rest_init+0x1f7/0x200 [ 41.730420][ T874] start_kernel+0x3ad/0x3b0 [ 41.730511][ T874] x86_64_start_reservations+0x24/0x30 [ 41.730619][ T874] x86_64_start_kernel+0x12b/0x130 [ 41.730712][ T874] common_startup_64+0x13e/0x148 [ 41.730801][ T874] INITIAL USE at: [ 41.730855][ T874] __lock_acquire+0x378/0xc10 [ 41.730944][ T874] lock_acquire.part.0+0xbc/0x260 [ 41.731035][ T874] _raw_write_lock_bh+0x38/0x50 [ 41.731126][ T874] addrconf_permanent_addr+0x108/0x9c0 [ 41.731235][ T874] addrconf_notify+0x151/0xf30 [ 41.731324][ T874] notifier_call_chain+0xb0/0x320 [ 41.731414][ T874] __dev_notify_flags+0xde/0x280 [ 41.731504][ T874] netif_change_flags+0xfe/0x190 [ 41.731594][ T874] do_setlink.isra.0+0x1cc3/0x2750 [ 41.731687][ T874] rtnl_newlink+0x8d1/0xef0 [ 41.731778][ T874] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 41.731867][ T874] netlink_rcv_skb+0x14e/0x3a0 [ 41.731959][ T874] netlink_unicast+0x486/0x750 [ 41.732049][ T874] netlink_sendmsg+0x735/0xc60 [ 41.732138][ T874] ____sys_sendmsg+0x419/0x850 [ 41.732228][ T874] ___sys_sendmsg+0x14e/0x1d0 [ 41.732318][ T874] __sys_sendmsg+0x145/0x1f0 [ 41.732409][ T874] do_syscall_64+0x117/0x590 [ 41.732499][ T874] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 41.732607][ T874] INITIAL READ USE at: [ 41.732683][ T874] __lock_acquire+0x378/0xc10 [ 41.732772][ T874] lock_acquire.part.0+0xbc/0x260 [ 41.732879][ T874] _raw_read_lock_bh+0x44/0x80 [ 41.732971][ T874] inet6_fill_ifla6_attrs+0x1aee/0x21e0 [ 41.733079][ T874] inet6_fill_link_af+0x5c/0xe0 [ 41.733169][ T874] rtnl_fill_ifinfo.isra.0+0x1a45/0x2c20 [ 41.733277][ T874] rtnl_getlink+0x9c9/0xeb0 [ 41.733366][ T874] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 41.733457][ T874] netlink_rcv_skb+0x14e/0x3a0 [ 41.733548][ T874] netlink_unicast+0x486/0x750 [ 41.733638][ T874] netlink_sendmsg+0x735/0xc60 [ 41.733733][ T874] ____sys_sendmsg+0x419/0x850 [ 41.733824][ T874] ___sys_sendmsg+0x14e/0x1d0 [ 41.733917][ T874] __sys_sendmsg+0x145/0x1f0 [ 41.734008][ T874] do_syscall_64+0x117/0x590 [ 41.734098][ T874] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 41.734205][ T874] } [ 41.734244][ T874] ... key at: [] __key.37+0x0/0x40 [ 41.734355][ T874] ... acquired at: [ 41.734410][ T874] __lock_acquire+0x508/0xc10 [ 41.734483][ T874] lock_acquire.part.0+0xbc/0x260 [ 41.734553][ T874] _raw_spin_lock+0x33/0x40 [ 41.734625][ T874] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 41.734719][ T874] __ipv6_dev_ac_inc+0x57e/0x930 [ 41.734790][ T874] addrconf_join_anycast+0x1bc/0x260 [ 41.734863][ T874] __ipv6_ifa_notify+0x75b/0xad0 [ 41.734935][ T874] addrconf_dad_completed+0x14b/0xe10 [ 41.735007][ T874] addrconf_dad_work+0x3c1/0x930 [ 41.735079][ T874] process_one_work+0xdf8/0x1410 [ 41.735150][ T874] worker_thread+0x4f1/0xd60 [ 41.735224][ T874] kthread+0x367/0x460 [ 41.735278][ T874] ret_from_fork+0x474/0x6b0 [ 41.735352][ T874] ret_from_fork_asm+0x11/0x20 [ 41.735426][ T874] [ 41.735463][ T874] -> (acaddr_hash_lock){+.+.}-{3:3} { [ 41.735536][ T874] HARDIRQ-ON-W at: [ 41.735590][ T874] __lock_acquire+0x378/0xc10 [ 41.735686][ T874] lock_acquire.part.0+0xbc/0x260 [ 41.735776][ T874] _raw_spin_lock+0x33/0x40 [ 41.735869][ T874] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 41.735978][ T874] __ipv6_dev_ac_inc+0x57e/0x930 [ 41.736067][ T874] addrconf_join_anycast+0x1bc/0x260 [ 41.736156][ T874] __ipv6_ifa_notify+0x75b/0xad0 [ 41.736246][ T874] addrconf_dad_completed+0x14b/0xe10 [ 41.736338][ T874] addrconf_dad_work+0x3c1/0x930 [ 41.736427][ T874] process_one_work+0xdf8/0x1410 [ 41.736518][ T874] worker_thread+0x4f1/0xd60 [ 41.736608][ T874] kthread+0x367/0x460 [ 41.736684][ T874] ret_from_fork+0x474/0x6b0 [ 41.736774][ T874] ret_from_fork_asm+0x11/0x20 [ 41.736865][ T874] SOFTIRQ-ON-W at: [ 41.736920][ T874] __lock_acquire+0x378/0xc10 [ 41.737009][ T874] lock_acquire.part.0+0xbc/0x260 [ 41.737098][ T874] _raw_spin_lock+0x33/0x40 [ 41.737187][ T874] __ipv6_dev_ac_dec+0x236/0x5d0 [ 41.737276][ T874] addrconf_leave_anycast+0x1bc/0x260 [ 41.737367][ T874] __ipv6_ifa_notify+0x6b4/0xad0 [ 41.737457][ T874] addrconf_ifdown.isra.0+0xa70/0x15f0 [ 41.737548][ T874] addrconf_notify+0x2c8/0xf30 [ 41.737639][ T874] notifier_call_chain+0xb0/0x320 [ 41.737732][ T874] __dev_notify_flags+0x165/0x280 [ 41.737822][ T874] netif_change_flags+0xfe/0x190 [ 41.737912][ T874] do_setlink.isra.0+0x1cc3/0x2750 [ 41.738002][ T874] rtnl_newlink+0x8d1/0xef0 [ 41.738093][ T874] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 41.738183][ T874] netlink_rcv_skb+0x14e/0x3a0 [ 41.738275][ T874] netlink_unicast+0x486/0x750 [ 41.738363][ T874] netlink_sendmsg+0x735/0xc60 [ 41.738454][ T874] ____sys_sendmsg+0x419/0x850 [ 41.738545][ T874] ___sys_sendmsg+0x14e/0x1d0 [ 41.738636][ T874] __sys_sendmsg+0x145/0x1f0 [ 41.738731][ T874] do_syscall_64+0x117/0x590 [ 41.738819][ T874] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 41.738927][ T874] INITIAL USE at: [ 41.738980][ T874] __lock_acquire+0x378/0xc10 [ 41.739070][ T874] lock_acquire.part.0+0xbc/0x260 [ 41.739159][ T874] _raw_spin_lock+0x33/0x40 [ 41.739247][ T874] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 41.739355][ T874] __ipv6_dev_ac_inc+0x57e/0x930 [ 41.739444][ T874] addrconf_join_anycast+0x1bc/0x260 [ 41.739533][ T874] __ipv6_ifa_notify+0x75b/0xad0 [ 41.739622][ T874] addrconf_dad_completed+0x14b/0xe10 [ 41.739713][ T874] addrconf_dad_work+0x3c1/0x930 [ 41.739803][ T874] process_one_work+0xdf8/0x1410 [ 41.739893][ T874] worker_thread+0x4f1/0xd60 [ 41.739982][ T874] kthread+0x367/0x460 [ 41.740054][ T874] ret_from_fork+0x474/0x6b0 [ 41.740145][ T874] ret_from_fork_asm+0x11/0x20 [ 41.740234][ T874] } [ 41.740270][ T874] ... key at: [] acaddr_hash_lock+0x18/0x45a0 [ 41.740378][ T874] ... acquired at: [ 41.740430][ T874] mark_lock+0x1d7/0xa00 [ 41.740502][ T874] mark_usage+0x105/0x170 [ 41.740572][ T874] __lock_acquire+0x378/0xc10 [ 41.740643][ T874] lock_acquire.part.0+0xbc/0x260 [ 41.740720][ T874] _raw_spin_lock+0x33/0x40 [ 41.740793][ T874] __ipv6_dev_ac_dec+0x236/0x5d0 [ 41.740867][ T874] addrconf_leave_anycast+0x1bc/0x260 [ 41.740938][ T874] __ipv6_ifa_notify+0x6b4/0xad0 [ 41.741009][ T874] addrconf_ifdown.isra.0+0xa70/0x15f0 [ 41.741080][ T874] addrconf_notify+0x2c8/0xf30 [ 41.741151][ T874] notifier_call_chain+0xb0/0x320 [ 41.741223][ T874] __dev_notify_flags+0x165/0x280 [ 41.741295][ T874] netif_change_flags+0xfe/0x190 [ 41.741365][ T874] do_setlink.isra.0+0x1cc3/0x2750 [ 41.741435][ T874] rtnl_newlink+0x8d1/0xef0 [ 41.741506][ T874] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 41.741577][ T874] netlink_rcv_skb+0x14e/0x3a0 [ 41.741650][ T874] netlink_unicast+0x486/0x750 [ 41.741725][ T874] netlink_sendmsg+0x735/0xc60 [ 41.741797][ T874] ____sys_sendmsg+0x419/0x850 [ 41.741868][ T874] ___sys_sendmsg+0x14e/0x1d0 [ 41.741939][ T874] __sys_sendmsg+0x145/0x1f0 [ 41.742010][ T874] do_syscall_64+0x117/0x590 [ 41.742082][ T874] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 41.742171][ T874] [ 41.742206][ T874] [ 41.742206][ T874] stack backtrace: [ 41.742298][ T874] CPU: 2 UID: 0 PID: 874 Comm: ip Not tainted 7.1.0-rc5-virtme #1 PREEMPT(full) [ 41.742301][ T874] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 41.742302][ T874] Call Trace: [ 41.742304][ T874] [ 41.742305][ T874] dump_stack_lvl+0x6f/0xa0 [ 41.742309][ T874] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 41.742312][ T874] mark_lock_irq+0x989/0x9c0 [ 41.742315][ T874] mark_lock+0x1d7/0xa00 [ 41.742317][ T874] mark_usage+0x105/0x170 [ 41.742318][ T874] __lock_acquire+0x378/0xc10 [ 41.742320][ T874] lock_acquire.part.0+0xbc/0x260 [ 41.742322][ T874] ? __ipv6_dev_ac_dec+0x236/0x5d0 [ 41.742323][ T874] ? rcu_is_watching+0x15/0xd0 [ 41.742326][ T874] ? do_raw_read_unlock+0x70/0x70 [ 41.742327][ T874] ? lock_acquire+0x134/0x160 [ 41.742329][ T874] _raw_spin_lock+0x33/0x40 [ 41.742331][ T874] ? __ipv6_dev_ac_dec+0x236/0x5d0 [ 41.742332][ T874] __ipv6_dev_ac_dec+0x236/0x5d0 [ 41.742334][ T874] addrconf_leave_anycast+0x1bc/0x260 [ 41.742336][ T874] ? inet6_dump_ifinfo+0x6e0/0x6e0 [ 41.742338][ T874] ? __ipv6_isatap_ifid+0x210/0x210 [ 41.742340][ T874] ? nlmsg_notify+0x62/0x250 [ 41.742341][ T874] __ipv6_ifa_notify+0x6b4/0xad0 [ 41.742343][ T874] ? cleanup_prefix_route+0x550/0x550 [ 41.742345][ T874] ? find_held_lock+0x2b/0x80 [ 41.742348][ T874] ? __lock_release.isra.0+0x6b/0x1a0 [ 41.742349][ T874] ? __rwlock_init+0x150/0x150 [ 41.742351][ T874] ? mark_held_locks+0x40/0x70 [ 41.742353][ T874] ? addrconf_ifdown.isra.0+0xa70/0x15f0 [ 41.742354][ T874] addrconf_ifdown.isra.0+0xa70/0x15f0 [ 41.742357][ T874] ? addrconf_dad_run+0x1b0/0x1b0 [ 41.742359][ T874] ? neigh_flush_one+0x580/0x580 [ 41.742361][ T874] ? mark_held_locks+0x40/0x70 [ 41.742363][ T874] addrconf_notify+0x2c8/0xf30 [ 41.742365][ T874] ? team_port_get_rtnl+0x65/0xc0 [ 41.742368][ T874] notifier_call_chain+0xb0/0x320 [ 41.742370][ T874] __dev_notify_flags+0x165/0x280 [ 41.742371][ T874] ? netif_change_name+0x8c0/0x8c0 [ 41.742373][ T874] ? netif_set_allmulti+0x250/0x250 [ 41.742374][ T874] ? is_bpf_text_address+0x68/0x110 [ 41.742378][ T874] netif_change_flags+0xfe/0x190 [ 41.742379][ T874] do_setlink.isra.0+0x1cc3/0x2750 [ 41.742382][ T874] ? rtnl_link_get_size+0x350/0x350 [ 41.742384][ T874] ? rcu_lockdep_current_cpu_online+0x39/0x1b0 [ 41.742386][ T874] ? rcu_read_lock_any_held+0x3c/0x90 [ 41.742388][ T874] ? validate_chain+0x38b/0xc20 [ 41.742389][ T874] ? rcu_read_lock_any_held+0x66/0x90 [ 41.742390][ T874] ? stack_depot_save_flags+0x367/0x770 [ 41.742393][ T874] ? __kernel_text_address+0x12/0x30 [ 41.742395][ T874] ? __lock_acquire+0x508/0xc10 [ 41.742397][ T874] ? lock_acquire.part.0+0xbc/0x260 [ 41.742398][ T874] ? rtnl_newlink+0x883/0xef0 [ 41.742400][ T874] ? rcu_is_watching+0x15/0xd0 [ 41.742401][ T874] ? lock_acquire+0x134/0x160 [ 41.742402][ T874] ? rcu_is_watching+0x15/0xd0 [ 41.742404][ T874] ? rcu_is_watching+0x15/0xd0 [ 41.742405][ T874] ? trace_contention_end+0xb3/0x1a0 [ 41.742407][ T874] ? __mutex_lock+0x1db/0x2010 [ 41.742408][ T874] ? __mutex_lock+0x9b2/0x2010 [ 41.742410][ T874] ? rtnl_newlink+0x883/0xef0 [ 41.742411][ T874] ? ww_mutex_lock+0x160/0x160 [ 41.742413][ T874] ? __rtnl_newlink+0x3fa/0xa50 [ 41.742416][ T874] rtnl_newlink+0x8d1/0xef0 [ 41.742417][ T874] ? lock_acquire.part.0+0xbc/0x260 [ 41.742419][ T874] ? find_held_lock+0x2b/0x80 [ 41.742420][ T874] ? __rtnl_newlink+0xa50/0xa50 [ 41.742422][ T874] ? mark_usage+0x61/0x170 [ 41.742423][ T874] ? __lock_release.isra.0+0x6b/0x1a0 [ 41.742425][ T874] ? lock_acquire.part.0+0xbc/0x260 [ 41.742426][ T874] ? find_held_lock+0x2b/0x80 [ 41.742428][ T874] ? __rtnl_newlink+0xa50/0xa50 [ 41.742429][ T874] ? __lock_release.isra.0+0x6b/0x1a0 [ 41.742431][ T874] ? __rtnl_newlink+0xa50/0xa50 [ 41.742432][ T874] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 41.742433][ T874] ? validate_chain+0x38b/0xc20 [ 41.742435][ T874] ? rtnl_link_fill+0x920/0x920 [ 41.742436][ T874] ? __lock_acquire+0x508/0xc10 [ 41.742438][ T874] ? lock_acquire.part.0+0xbc/0x260 [ 41.742439][ T874] ? find_held_lock+0x2b/0x80 [ 41.742441][ T874] netlink_rcv_skb+0x14e/0x3a0 [ 41.742443][ T874] ? rtnl_link_fill+0x920/0x920 [ 41.742444][ T874] ? netlink_ack+0xcf0/0xcf0 [ 41.742447][ T874] ? netlink_deliver_tap+0xc5/0x330 [ 41.742448][ T874] ? netlink_deliver_tap+0x13c/0x330 [ 41.742450][ T874] netlink_unicast+0x486/0x750 [ 41.742452][ T874] ? netlink_attachskb+0x810/0x810 [ 41.742454][ T874] ? __lock_acquire+0x508/0xc10 [ 41.742456][ T874] netlink_sendmsg+0x735/0xc60 [ 41.742458][ T874] ? netlink_unicast+0x750/0x750 [ 41.742460][ T874] ? __might_fault+0x97/0x140 [ 41.742463][ T874] ____sys_sendmsg+0x419/0x850 [ 41.742465][ T874] ? copy_msghdr_from_user+0x2a0/0x460 [ 41.742466][ T874] ? get_timestamp.constprop.0+0x390/0x390 [ 41.742468][ T874] ? move_addr_to_kernel+0x40/0x40 [ 41.742470][ T874] ? stack_depot_save_flags+0x367/0x770 [ 41.742471][ T874] ? validate_chain+0x38b/0xc20 [ 41.742473][ T874] ___sys_sendmsg+0x14e/0x1d0 [ 41.742475][ T874] ? __call_rcu_common.constprop.0+0xb2/0xa10 [ 41.742477][ T874] ? copy_msghdr_from_user+0x460/0x460 [ 41.742482][ T874] __sys_sendmsg+0x145/0x1f0 [ 41.742483][ T874] ? __sys_sendmsg_sock+0x20/0x20 [ 41.742484][ T874] ? __call_rcu_common.constprop.0+0x3d1/0xa10 [ 41.742486][ T874] ? do_raw_spin_unlock+0x59/0x250 [ 41.742488][ T874] ? rcu_is_watching+0x15/0xd0 [ 41.742490][ T874] do_syscall_64+0x117/0x590 [ 41.742491][ T874] ? trace_hardirqs_off+0xd/0x30 [ 41.742494][ T874] ? exc_page_fault+0xee/0x100 [ 41.742496][ T874] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 41.742497][ T874] RIP: 0033:0x7f8a85c5f08e [ 41.742500][ T874] 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 [ 41.742501][ T874] RSP: 002b:00007ffc02ac4d00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 41.742504][ T874] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8a85c5f08e [ 41.742506][ T874] RDX: 0000000000000000 RSI: 00007ffc02ac4db0 RDI: 0000000000000005 [ 41.742506][ T874] RBP: 00007ffc02ac4d10 R08: 0000000000000000 R09: 0000000000000000 [ 41.742507][ T874] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a193509 [ 41.742508][ T874] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc02ac5470 [ 41.742511][ T874] [ 41.753389][ T874] ip (874) used greatest stack depth: 23592 bytes left [ 41.999133][ T890] vx200: left allmulticast mode [ 41.999241][ T890] vx200: left promiscuous mode [ 41.999370][ T890] br2: port 1(vx200) entered disabled state [ 42.062261][ T893] br2: port 2(veth2.20) entered disabled state [ 42.062703][ T893] veth2.20 (unregistering): left allmulticast mode [ 42.062801][ T893] veth2: left allmulticast mode [ 42.062875][ T893] veth2.20 (unregistering): left promiscuous mode [ 42.062962][ T893] veth2: left promiscuous mode [ 42.063110][ T893] br2: port 2(veth2.20) entered disabled state [ 42.152981][ T897] br1: port 2(veth1) entered disabled state [ 42.165901][ T898] veth1: left allmulticast mode [ 42.165991][ T898] veth1: left promiscuous mode [ 42.166116][ T898] br1: port 2(veth1) entered disabled state [ 42.183716][ T899] vx100: left allmulticast mode [ 42.183805][ T899] vx100: left promiscuous mode [ 42.183931][ T899] br1: port 1(vx100) entered disabled state