[ 10.471537][ T259] br1: port 1(vx10) entered blocking state [ 10.471873][ T259] br1: port 1(vx10) entered disabled state [ 10.472076][ T259] vx10: entered allmulticast mode [ 10.474494][ T259] vx10: entered promiscuous mode [ 10.474939][ T259] br1: port 1(vx10) entered blocking state [ 10.475155][ T259] br1: port 1(vx10) entered forwarding state [ 10.581808][ T265] br1: port 2(vx20) entered blocking state [ 10.582001][ T265] br1: port 2(vx20) entered disabled state [ 10.582175][ T265] vx20: entered allmulticast mode [ 10.583527][ T265] vx20: entered promiscuous mode [ 10.584165][ T265] br1: port 2(vx20) entered blocking state [ 10.584336][ T265] br1: port 2(vx20) entered forwarding state [ 10.635527][ T268] br1: port 3(veth1) entered blocking state [ 10.635922][ T268] br1: port 3(veth1) entered disabled state [ 10.636182][ T268] veth1: entered allmulticast mode [ 10.637655][ T268] veth1: entered promiscuous mode [ 10.660409][ T46] br1: port 3(veth1) entered blocking state [ 10.660797][ T46] br1: port 3(veth1) entered forwarding state [ 10.714006][ T271] br1: port 4(veth2) entered blocking state [ 10.714225][ T271] br1: port 4(veth2) entered disabled state [ 10.714455][ T271] veth2: entered allmulticast mode [ 10.715922][ T271] veth2: entered promiscuous mode [ 10.737986][ T38] br1: port 4(veth2) entered blocking state [ 10.738192][ T38] br1: port 4(veth2) entered forwarding state [ 10.962365][ T281] 8021q: 802.1Q VLAN Support v1.8 [ 11.088823][ T64] br1: entered promiscuous mode [ 12.994231][ T364] br1: port 1(vx10) entered blocking state [ 12.994489][ T364] br1: port 1(vx10) entered disabled state [ 12.994736][ T364] vx10: entered allmulticast mode [ 12.996208][ T364] vx10: entered promiscuous mode [ 12.997433][ T364] br1: port 1(vx10) entered blocking state [ 12.997695][ T364] br1: port 1(vx10) entered forwarding state [ 13.105975][ T368] br1: port 2(vx20) entered blocking state [ 13.106230][ T368] br1: port 2(vx20) entered disabled state [ 13.106461][ T368] vx20: entered allmulticast mode [ 13.108282][ T368] vx20: entered promiscuous mode [ 13.108831][ T368] br1: port 2(vx20) entered blocking state [ 13.109052][ T368] br1: port 2(vx20) entered forwarding state [ 13.164932][ T370] br1: port 3(w1) entered blocking state [ 13.165143][ T370] br1: port 3(w1) entered disabled state [ 13.165349][ T370] w1: entered allmulticast mode [ 13.166822][ T370] w1: entered promiscuous mode [ 13.192219][ T38] br1: port 3(w1) entered blocking state [ 13.192404][ T38] br1: port 3(w1) entered forwarding state [ 13.239011][ T373] br1: port 4(w3) entered blocking state [ 13.239209][ T373] br1: port 4(w3) entered disabled state [ 13.239411][ T373] w3: entered allmulticast mode [ 13.241510][ T373] w3: entered promiscuous mode [ 13.270471][ T38] br1: port 4(w3) entered blocking state [ 13.270660][ T38] br1: port 4(w3) entered forwarding state [ 13.538595][ T64] br1: entered promiscuous mode [ 14.317203][ C2] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 14.318463][ C2] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 14.318921][ C2] IPv6: vlan10-v: IPv6 duplicate address fe80::200:5eff:fe00:101 used by 00:00:5e:00:01:01 detected! [ 14.445032][ C0] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 14.445086][ C2] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 14.446094][ C2] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 14.446517][ C2] IPv6: vlan20-v: IPv6 duplicate address fe80::200:5eff:fe00:101 used by 00:00:5e:00:01:01 detected! [ 14.572945][ C2] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 31.196494][ T619] GACT probability NOT on [ 32.555344][ T12] w3: left allmulticast mode [ 32.555619][ T12] w3: left promiscuous mode [ 32.555853][ T12] br1: port 4(w3) entered disabled state [ 32.559263][ T12] w1: left allmulticast mode [ 32.559410][ T12] w1: left promiscuous mode [ 32.559627][ T12] br1: port 3(w1) entered disabled state [ 32.560506][ T12] vx20: left allmulticast mode [ 32.560687][ T12] vx20: left promiscuous mode [ 32.560892][ T12] br1: port 2(vx20) entered disabled state [ 32.561988][ T12] vx10: left allmulticast mode [ 32.562120][ T12] vx10: left promiscuous mode [ 32.562324][ T12] br1: port 1(vx10) entered disabled state [ 32.733346][ T736] [ 32.733416][ T736] ======================================================== [ 32.733553][ T736] WARNING: possible irq lock inversion dependency detected [ 32.733684][ T736] 7.1.0-rc5-virtme #1 Not tainted [ 32.733769][ T736] -------------------------------------------------------- [ 32.733898][ T736] ip/736 just changed the state of lock: [ 32.733988][ T736] ffffffffa797e8b8 (acaddr_hash_lock){+.+.}-{3:3}, at: __ipv6_dev_ac_dec+0x236/0x5d0 [ 32.734157][ T736] but this lock was taken by another, SOFTIRQ-safe lock in the past: [ 32.734287][ T736] (&ndev->lock){++--}-{3:3} [ 32.734289][ T736] [ 32.734289][ T736] [ 32.734289][ T736] and interrupts could create inverse lock ordering between them. [ 32.734289][ T736] [ 32.734604][ T736] [ 32.734604][ T736] other info that might help us debug this: [ 32.734730][ T736] Possible interrupt unsafe locking scenario: [ 32.734730][ T736] [ 32.734858][ T736] CPU0 CPU1 [ 32.734947][ T736] ---- ---- [ 32.735033][ T736] lock(acaddr_hash_lock); [ 32.735125][ T736] local_irq_disable(); [ 32.735233][ T736] lock(&ndev->lock); [ 32.735341][ T736] lock(acaddr_hash_lock); [ 32.735449][ T736] [ 32.735516][ T736] lock(&ndev->lock); [ 32.735583][ T736] [ 32.735583][ T736] *** DEADLOCK *** [ 32.735583][ T736] [ 32.735709][ T736] 1 lock held by ip/736: [ 32.735777][ T736] #0: ffffffffa788c9c0 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x883/0xef0 [ 32.735932][ T736] [ 32.735932][ T736] the shortest dependencies between 2nd lock and 1st lock: [ 32.736085][ T736] -> (&ndev->lock){++--}-{3:3} { [ 32.736175][ T736] HARDIRQ-ON-W at: [ 32.736242][ T736] __lock_acquire+0x378/0xc10 [ 32.736357][ T736] lock_acquire.part.0+0xbc/0x260 [ 32.736464][ T736] _raw_write_lock_bh+0x38/0x50 [ 32.736576][ T736] addrconf_permanent_addr+0x108/0x9c0 [ 32.736706][ T736] addrconf_notify+0x151/0xf30 [ 32.736814][ T736] notifier_call_chain+0xb0/0x320 [ 32.736923][ T736] __dev_notify_flags+0xde/0x280 [ 32.737033][ T736] netif_change_flags+0xfe/0x190 [ 32.737145][ T736] do_setlink.isra.0+0x1cc3/0x2750 [ 32.737252][ T736] rtnl_newlink+0x8d1/0xef0 [ 32.737359][ T736] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 32.737468][ T736] netlink_rcv_skb+0x14e/0x3a0 [ 32.737579][ T736] netlink_unicast+0x486/0x750 [ 32.737687][ T736] netlink_sendmsg+0x735/0xc60 [ 32.737794][ T736] ____sys_sendmsg+0x419/0x850 [ 32.737903][ T736] ___sys_sendmsg+0x14e/0x1d0 [ 32.738013][ T736] __sys_sendmsg+0x145/0x1f0 [ 32.738128][ T736] do_syscall_64+0x117/0x590 [ 32.738236][ T736] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 32.738365][ T736] HARDIRQ-ON-R at: [ 32.738430][ T736] __lock_acquire+0x378/0xc10 [ 32.738540][ T736] lock_acquire.part.0+0xbc/0x260 [ 32.738651][ T736] _raw_read_lock_bh+0x44/0x80 [ 32.738759][ T736] inet6_fill_ifla6_attrs+0x1aee/0x21e0 [ 32.738889][ T736] inet6_fill_link_af+0x5c/0xe0 [ 32.738995][ T736] rtnl_fill_ifinfo.isra.0+0x1a45/0x2c20 [ 32.739129][ T736] rtnl_getlink+0x9c9/0xeb0 [ 32.739238][ T736] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 32.739345][ T736] netlink_rcv_skb+0x14e/0x3a0 [ 32.739453][ T736] netlink_unicast+0x486/0x750 [ 32.739561][ T736] netlink_sendmsg+0x735/0xc60 [ 32.739669][ T736] ____sys_sendmsg+0x419/0x850 [ 32.739778][ T736] ___sys_sendmsg+0x14e/0x1d0 [ 32.739886][ T736] __sys_sendmsg+0x145/0x1f0 [ 32.739994][ T736] do_syscall_64+0x117/0x590 [ 32.740106][ T736] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 32.740235][ T736] IN-SOFTIRQ-W at: [ 32.740300][ T736] __lock_acquire+0x378/0xc10 [ 32.740407][ T736] lock_acquire.part.0+0xbc/0x260 [ 32.740513][ T736] _raw_write_lock+0x33/0x40 [ 32.740622][ T736] addrconf_rs_timer+0xb0/0x770 [ 32.740729][ T736] call_timer_fn+0x163/0x4f0 [ 32.740838][ T736] __run_timers+0x68f/0xab0 [ 32.740945][ T736] run_timer_softirq+0xf0/0x160 [ 32.741055][ T736] handle_softirqs+0x1d8/0x940 [ 32.741171][ T736] __irq_exit_rcu+0x103/0x1c0 [ 32.741279][ T736] irq_exit_rcu+0xe/0x30 [ 32.741389][ T736] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 32.741519][ T736] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 32.741652][ T736] pv_native_safe_halt+0xf/0x10 [ 32.741760][ T736] default_idle+0x9/0x10 [ 32.741868][ T736] default_idle_call+0x6e/0xb0 [ 32.741976][ T736] cpuidle_idle_call.constprop.0+0x237/0x410 [ 32.742111][ T736] do_idle+0xf5/0x160 [ 32.742220][ T736] cpu_startup_entry+0x53/0x70 [ 32.742327][ T736] start_secondary+0x204/0x2b0 [ 32.742435][ T736] common_startup_64+0x13e/0x148 [ 32.742545][ T736] IN-SOFTIRQ-R at: [ 32.742610][ T736] __lock_acquire+0x378/0xc10 [ 32.742718][ T736] lock_acquire.part.0+0xbc/0x260 [ 32.742826][ T736] _raw_read_lock_bh+0x44/0x80 [ 32.742933][ T736] ipv6_get_lladdr+0xa8/0x3f0 [ 32.743040][ T736] addrconf_rs_timer+0x251/0x770 [ 32.743154][ T736] call_timer_fn+0x163/0x4f0 [ 32.743263][ T736] __run_timers+0x68f/0xab0 [ 32.743373][ T736] run_timer_softirq+0xf0/0x160 [ 32.743480][ T736] handle_softirqs+0x1d8/0x940 [ 32.743590][ T736] __irq_exit_rcu+0x103/0x1c0 [ 32.743698][ T736] irq_exit_rcu+0xe/0x30 [ 32.743806][ T736] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 32.743936][ T736] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 32.744064][ T736] pv_native_safe_halt+0xf/0x10 [ 32.744177][ T736] default_idle+0x9/0x10 [ 32.744284][ T736] default_idle_call+0x6e/0xb0 [ 32.744392][ T736] cpuidle_idle_call.constprop.0+0x237/0x410 [ 32.744520][ T736] do_idle+0xf5/0x160 [ 32.744629][ T736] cpu_startup_entry+0x53/0x70 [ 32.744736][ T736] start_secondary+0x204/0x2b0 [ 32.744843][ T736] common_startup_64+0x13e/0x148 [ 32.744950][ T736] INITIAL USE at: [ 32.745016][ T736] __lock_acquire+0x378/0xc10 [ 32.745132][ T736] lock_acquire.part.0+0xbc/0x260 [ 32.745241][ T736] _raw_write_lock_bh+0x38/0x50 [ 32.745348][ T736] addrconf_permanent_addr+0x108/0x9c0 [ 32.745482][ T736] addrconf_notify+0x151/0xf30 [ 32.745592][ T736] notifier_call_chain+0xb0/0x320 [ 32.745702][ T736] __dev_notify_flags+0xde/0x280 [ 32.745811][ T736] netif_change_flags+0xfe/0x190 [ 32.745919][ T736] do_setlink.isra.0+0x1cc3/0x2750 [ 32.746028][ T736] rtnl_newlink+0x8d1/0xef0 [ 32.746143][ T736] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 32.746253][ T736] netlink_rcv_skb+0x14e/0x3a0 [ 32.746364][ T736] netlink_unicast+0x486/0x750 [ 32.746472][ T736] netlink_sendmsg+0x735/0xc60 [ 32.746581][ T736] ____sys_sendmsg+0x419/0x850 [ 32.746690][ T736] ___sys_sendmsg+0x14e/0x1d0 [ 32.746800][ T736] __sys_sendmsg+0x145/0x1f0 [ 32.746911][ T736] do_syscall_64+0x117/0x590 [ 32.747018][ T736] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 32.747153][ T736] INITIAL READ USE at: [ 32.747239][ T736] __lock_acquire+0x378/0xc10 [ 32.747347][ T736] lock_acquire.part.0+0xbc/0x260 [ 32.747477][ T736] _raw_read_lock_bh+0x44/0x80 [ 32.747588][ T736] inet6_fill_ifla6_attrs+0x1aee/0x21e0 [ 32.747718][ T736] inet6_fill_link_af+0x5c/0xe0 [ 32.747827][ T736] rtnl_fill_ifinfo.isra.0+0x1a45/0x2c20 [ 32.747958][ T736] rtnl_getlink+0x9c9/0xeb0 [ 32.748070][ T736] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 32.748180][ T736] netlink_rcv_skb+0x14e/0x3a0 [ 32.748289][ T736] netlink_unicast+0x486/0x750 [ 32.748398][ T736] netlink_sendmsg+0x735/0xc60 [ 32.748506][ T736] ____sys_sendmsg+0x419/0x850 [ 32.748613][ T736] ___sys_sendmsg+0x14e/0x1d0 [ 32.748723][ T736] __sys_sendmsg+0x145/0x1f0 [ 32.748831][ T736] do_syscall_64+0x117/0x590 [ 32.748941][ T736] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 32.749077][ T736] } [ 32.749123][ T736] ... key at: [] __key.37+0x0/0x40 [ 32.749255][ T736] ... acquired at: [ 32.749320][ T736] __lock_acquire+0x508/0xc10 [ 32.749407][ T736] lock_acquire.part.0+0xbc/0x260 [ 32.749493][ T736] _raw_spin_lock+0x33/0x40 [ 32.749581][ T736] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 32.749688][ T736] __ipv6_dev_ac_inc+0x57e/0x930 [ 32.749774][ T736] addrconf_join_anycast+0x1bc/0x260 [ 32.749861][ T736] __ipv6_ifa_notify+0x75b/0xad0 [ 32.749946][ T736] addrconf_dad_completed+0x14b/0xe10 [ 32.750033][ T736] addrconf_dad_work+0x3c1/0x930 [ 32.750125][ T736] process_one_work+0xdf8/0x1410 [ 32.750212][ T736] worker_thread+0x4f1/0xd60 [ 32.750298][ T736] kthread+0x367/0x460 [ 32.750363][ T736] ret_from_fork+0x474/0x6b0 [ 32.750452][ T736] ret_from_fork_asm+0x11/0x20 [ 32.750542][ T736] [ 32.750587][ T736] -> (acaddr_hash_lock){+.+.}-{3:3} { [ 32.750676][ T736] HARDIRQ-ON-W at: [ 32.750742][ T736] __lock_acquire+0x378/0xc10 [ 32.750850][ T736] lock_acquire.part.0+0xbc/0x260 [ 32.750957][ T736] _raw_spin_lock+0x33/0x40 [ 32.751072][ T736] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 32.751201][ T736] __ipv6_dev_ac_inc+0x57e/0x930 [ 32.751308][ T736] addrconf_join_anycast+0x1bc/0x260 [ 32.751417][ T736] __ipv6_ifa_notify+0x75b/0xad0 [ 32.751525][ T736] addrconf_dad_completed+0x14b/0xe10 [ 32.751635][ T736] addrconf_dad_work+0x3c1/0x930 [ 32.751745][ T736] process_one_work+0xdf8/0x1410 [ 32.751852][ T736] worker_thread+0x4f1/0xd60 [ 32.751960][ T736] kthread+0x367/0x460 [ 32.752048][ T736] ret_from_fork+0x474/0x6b0 [ 32.752161][ T736] ret_from_fork_asm+0x11/0x20 [ 32.752272][ T736] SOFTIRQ-ON-W at: [ 32.752337][ T736] __lock_acquire+0x378/0xc10 [ 32.752497][ T736] lock_acquire.part.0+0xbc/0x260 [ 32.752606][ T736] _raw_spin_lock+0x33/0x40 [ 32.752714][ T736] __ipv6_dev_ac_dec+0x236/0x5d0 [ 32.752820][ T736] addrconf_leave_anycast+0x1bc/0x260 [ 32.752980][ T736] __ipv6_ifa_notify+0x6b4/0xad0 [ 32.753092][ T736] addrconf_ifdown.isra.0+0xa70/0x15f0 [ 32.753201][ T736] addrconf_notify+0x2c8/0xf30 [ 32.753358][ T736] notifier_call_chain+0xb0/0x320 [ 32.753465][ T736] __dev_notify_flags+0x165/0x280 [ 32.753575][ T736] netif_change_flags+0xfe/0x190 [ 32.753734][ T736] do_setlink.isra.0+0x1cc3/0x2750 [ 32.753843][ T736] rtnl_newlink+0x8d1/0xef0 [ 32.753951][ T736] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 32.754114][ T736] netlink_rcv_skb+0x14e/0x3a0 [ 32.754224][ T736] netlink_unicast+0x486/0x750 [ 32.754332][ T736] netlink_sendmsg+0x735/0xc60 [ 32.754489][ T736] ____sys_sendmsg+0x419/0x850 [ 32.754598][ T736] ___sys_sendmsg+0x14e/0x1d0 [ 32.754706][ T736] __sys_sendmsg+0x145/0x1f0 [ 32.754813][ T736] do_syscall_64+0x117/0x590 [ 32.754972][ T736] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 32.755105][ T736] INITIAL USE at: [ 32.755171][ T736] __lock_acquire+0x378/0xc10 [ 32.755328][ T736] lock_acquire.part.0+0xbc/0x260 [ 32.755436][ T736] _raw_spin_lock+0x33/0x40 [ 32.755545][ T736] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 32.755725][ T736] __ipv6_dev_ac_inc+0x57e/0x930 [ 32.755833][ T736] addrconf_join_anycast+0x1bc/0x260 [ 32.755941][ T736] __ipv6_ifa_notify+0x75b/0xad0 [ 32.756104][ T736] addrconf_dad_completed+0x14b/0xe10 [ 32.756214][ T736] addrconf_dad_work+0x3c1/0x930 [ 32.756325][ T736] process_one_work+0xdf8/0x1410 [ 32.756484][ T736] worker_thread+0x4f1/0xd60 [ 32.756593][ T736] kthread+0x367/0x460 [ 32.756680][ T736] ret_from_fork+0x474/0x6b0 [ 32.756789][ T736] ret_from_fork_asm+0x11/0x20 [ 32.756947][ T736] } [ 32.756991][ T736] ... key at: [] acaddr_hash_lock+0x18/0x45a0 [ 32.757127][ T736] ... acquired at: [ 32.757191][ T736] mark_lock+0x1d7/0xa00 [ 32.757327][ T736] mark_usage+0x105/0x170 [ 32.757413][ T736] __lock_acquire+0x378/0xc10 [ 32.757500][ T736] lock_acquire.part.0+0xbc/0x260 [ 32.757586][ T736] _raw_spin_lock+0x33/0x40 [ 32.757722][ T736] __ipv6_dev_ac_dec+0x236/0x5d0 [ 32.757810][ T736] addrconf_leave_anycast+0x1bc/0x260 [ 32.757897][ T736] __ipv6_ifa_notify+0x6b4/0xad0 [ 32.757984][ T736] addrconf_ifdown.isra.0+0xa70/0x15f0 [ 32.758122][ T736] addrconf_notify+0x2c8/0xf30 [ 32.758210][ T736] notifier_call_chain+0xb0/0x320 [ 32.758295][ T736] __dev_notify_flags+0x165/0x280 [ 32.758382][ T736] netif_change_flags+0xfe/0x190 [ 32.758518][ T736] do_setlink.isra.0+0x1cc3/0x2750 [ 32.758605][ T736] rtnl_newlink+0x8d1/0xef0 [ 32.758691][ T736] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 32.758778][ T736] netlink_rcv_skb+0x14e/0x3a0 [ 32.758914][ T736] netlink_unicast+0x486/0x750 [ 32.759001][ T736] netlink_sendmsg+0x735/0xc60 [ 32.759093][ T736] ____sys_sendmsg+0x419/0x850 [ 32.759180][ T736] ___sys_sendmsg+0x14e/0x1d0 [ 32.759314][ T736] __sys_sendmsg+0x145/0x1f0 [ 32.759400][ T736] do_syscall_64+0x117/0x590 [ 32.759487][ T736] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 32.759596][ T736] [ 32.759687][ T736] [ 32.759687][ T736] stack backtrace: [ 32.759795][ T736] CPU: 2 UID: 0 PID: 736 Comm: ip Not tainted 7.1.0-rc5-virtme #1 PREEMPT(full) [ 32.759798][ T736] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.759800][ T736] Call Trace: [ 32.759802][ T736] [ 32.759803][ T736] dump_stack_lvl+0x6f/0xa0 [ 32.759807][ T736] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 32.759811][ T736] mark_lock_irq+0x989/0x9c0 [ 32.759813][ T736] mark_lock+0x1d7/0xa00 [ 32.759815][ T736] mark_usage+0x105/0x170 [ 32.759817][ T736] __lock_acquire+0x378/0xc10 [ 32.759819][ T736] lock_acquire.part.0+0xbc/0x260 [ 32.759820][ T736] ? __ipv6_dev_ac_dec+0x236/0x5d0 [ 32.759822][ T736] ? rcu_is_watching+0x15/0xd0 [ 32.759826][ T736] ? do_raw_read_unlock+0x70/0x70 [ 32.759827][ T736] ? lock_acquire+0x134/0x160 [ 32.759829][ T736] _raw_spin_lock+0x33/0x40 [ 32.759831][ T736] ? __ipv6_dev_ac_dec+0x236/0x5d0 [ 32.759832][ T736] __ipv6_dev_ac_dec+0x236/0x5d0 [ 32.759835][ T736] addrconf_leave_anycast+0x1bc/0x260 [ 32.759837][ T736] ? inet6_dump_ifinfo+0x6e0/0x6e0 [ 32.759838][ T736] ? __ipv6_isatap_ifid+0x210/0x210 [ 32.759841][ T736] ? nlmsg_notify+0x62/0x250 [ 32.759843][ T736] __ipv6_ifa_notify+0x6b4/0xad0 [ 32.759845][ T736] ? cleanup_prefix_route+0x550/0x550 [ 32.759847][ T736] ? find_held_lock+0x2b/0x80 [ 32.759850][ T736] ? __lock_release.isra.0+0x6b/0x1a0 [ 32.759851][ T736] ? __rwlock_init+0x150/0x150 [ 32.759853][ T736] ? mark_held_locks+0x40/0x70 [ 32.759854][ T736] ? addrconf_ifdown.isra.0+0xa70/0x15f0 [ 32.759856][ T736] addrconf_ifdown.isra.0+0xa70/0x15f0 [ 32.759859][ T736] ? addrconf_dad_run+0x1b0/0x1b0 [ 32.759861][ T736] ? neigh_flush_one+0x580/0x580 [ 32.759864][ T736] ? mark_held_locks+0x40/0x70 [ 32.759866][ T736] addrconf_notify+0x2c8/0xf30 [ 32.759868][ T736] ? team_port_get_rtnl+0x65/0xc0 [ 32.759871][ T736] notifier_call_chain+0xb0/0x320 [ 32.759873][ T736] __dev_notify_flags+0x165/0x280 [ 32.759875][ T736] ? netif_change_name+0x8c0/0x8c0 [ 32.759877][ T736] ? netif_set_allmulti+0x250/0x250 [ 32.759878][ T736] ? is_bpf_text_address+0x68/0x110 [ 32.759882][ T736] netif_change_flags+0xfe/0x190 [ 32.759884][ T736] do_setlink.isra.0+0x1cc3/0x2750 [ 32.759888][ T736] ? rtnl_link_get_size+0x350/0x350 [ 32.759890][ T736] ? rcu_lockdep_current_cpu_online+0x39/0x1b0 [ 32.759892][ T736] ? rcu_read_lock_any_held+0x3c/0x90 [ 32.759894][ T736] ? validate_chain+0x38b/0xc20 [ 32.759895][ T736] ? rcu_read_lock_any_held+0x66/0x90 [ 32.759896][ T736] ? stack_depot_save_flags+0x367/0x770 [ 32.759900][ T736] ? __kernel_text_address+0x12/0x30 [ 32.759902][ T736] ? __lock_acquire+0x508/0xc10 [ 32.759904][ T736] ? lock_acquire.part.0+0xbc/0x260 [ 32.759906][ T736] ? rtnl_newlink+0x883/0xef0 [ 32.759907][ T736] ? rcu_is_watching+0x15/0xd0 [ 32.759909][ T736] ? lock_acquire+0x134/0x160 [ 32.759910][ T736] ? rcu_is_watching+0x15/0xd0 [ 32.759912][ T736] ? rcu_is_watching+0x15/0xd0 [ 32.759913][ T736] ? trace_contention_end+0xb3/0x1a0 [ 32.759916][ T736] ? __mutex_lock+0x1db/0x2010 [ 32.759917][ T736] ? __mutex_lock+0x9b2/0x2010 [ 32.759919][ T736] ? rtnl_newlink+0x883/0xef0 [ 32.759921][ T736] ? ww_mutex_lock+0x160/0x160 [ 32.759923][ T736] ? __rtnl_newlink+0x3fa/0xa50 [ 32.759925][ T736] rtnl_newlink+0x8d1/0xef0 [ 32.759928][ T736] ? lock_acquire.part.0+0xbc/0x260 [ 32.759929][ T736] ? find_held_lock+0x2b/0x80 [ 32.759931][ T736] ? __rtnl_newlink+0xa50/0xa50 [ 32.759932][ T736] ? mark_usage+0x61/0x170 [ 32.759933][ T736] ? __lock_release.isra.0+0x6b/0x1a0 [ 32.759935][ T736] ? lock_acquire.part.0+0xbc/0x260 [ 32.759937][ T736] ? find_held_lock+0x2b/0x80 [ 32.759938][ T736] ? __rtnl_newlink+0xa50/0xa50 [ 32.759940][ T736] ? __lock_release.isra.0+0x6b/0x1a0 [ 32.759942][ T736] ? __rtnl_newlink+0xa50/0xa50 [ 32.759943][ T736] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 32.759945][ T736] ? validate_chain+0x38b/0xc20 [ 32.759946][ T736] ? rtnl_link_fill+0x920/0x920 [ 32.759948][ T736] ? __lock_acquire+0x508/0xc10 [ 32.759950][ T736] ? lock_acquire.part.0+0xbc/0x260 [ 32.759951][ T736] ? find_held_lock+0x2b/0x80 [ 32.759953][ T736] netlink_rcv_skb+0x14e/0x3a0 [ 32.759955][ T736] ? rtnl_link_fill+0x920/0x920 [ 32.759957][ T736] ? netlink_ack+0xcf0/0xcf0 [ 32.759960][ T736] ? netlink_deliver_tap+0xc5/0x330 [ 32.759961][ T736] ? netlink_deliver_tap+0x13c/0x330 [ 32.759964][ T736] netlink_unicast+0x486/0x750 [ 32.759966][ T736] ? netlink_attachskb+0x810/0x810 [ 32.759968][ T736] ? __lock_acquire+0x508/0xc10 [ 32.759970][ T736] netlink_sendmsg+0x735/0xc60 [ 32.759972][ T736] ? netlink_unicast+0x750/0x750 [ 32.759974][ T736] ? __might_fault+0x97/0x140 [ 32.759977][ T736] ____sys_sendmsg+0x419/0x850 [ 32.759979][ T736] ? copy_msghdr_from_user+0x2a0/0x460 [ 32.759981][ T736] ? get_timestamp.constprop.0+0x390/0x390 [ 32.759983][ T736] ? move_addr_to_kernel+0x40/0x40 [ 32.759985][ T736] ? stack_depot_save_flags+0x367/0x770 [ 32.759987][ T736] ? validate_chain+0x38b/0xc20 [ 32.759989][ T736] ___sys_sendmsg+0x14e/0x1d0 [ 32.759991][ T736] ? __call_rcu_common.constprop.0+0xb2/0xa10 [ 32.759993][ T736] ? copy_msghdr_from_user+0x460/0x460 [ 32.759998][ T736] __sys_sendmsg+0x145/0x1f0 [ 32.760000][ T736] ? __sys_sendmsg_sock+0x20/0x20 [ 32.760001][ T736] ? __call_rcu_common.constprop.0+0x3d1/0xa10 [ 32.760003][ T736] ? do_raw_spin_unlock+0x59/0x250 [ 32.760005][ T736] ? rcu_is_watching+0x15/0xd0 [ 32.760007][ T736] do_syscall_64+0x117/0x590 [ 32.760008][ T736] ? trace_hardirqs_off+0xd/0x30 [ 32.760011][ T736] ? exc_page_fault+0xee/0x100 [ 32.760014][ T736] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 32.760015][ T736] RIP: 0033:0x7f049b30008e [ 32.760018][ T736] 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 [ 32.760020][ T736] RSP: 002b:00007fff5763c7c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 32.760023][ T736] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f049b30008e [ 32.760024][ T736] RDX: 0000000000000000 RSI: 00007fff5763c870 RDI: 0000000000000005 [ 32.760025][ T736] RBP: 00007fff5763c7d0 R08: 0000000000000000 R09: 0000000000000000 [ 32.760026][ T736] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a1934a6 [ 32.760027][ T736] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff5763cf30 [ 32.760029][ T736] [ 32.774742][ T736] ip (736) used greatest stack depth: 23592 bytes left [ 33.056780][ T64] br1: left promiscuous mode [ 33.176266][ T756] br1: port 4(veth2) entered disabled state [ 33.195287][ T757] veth2: left allmulticast mode [ 33.195390][ T757] veth2: left promiscuous mode [ 33.195527][ T757] br1: port 4(veth2) entered disabled state [ 33.229033][ T759] br1: port 3(veth1) entered disabled state [ 33.244600][ T760] veth1: left allmulticast mode [ 33.244732][ T760] veth1: left promiscuous mode [ 33.244922][ T760] br1: port 3(veth1) entered disabled state [ 33.268049][ T762] vx20: left allmulticast mode [ 33.268154][ T762] vx20: left promiscuous mode [ 33.268293][ T762] br1: port 2(vx20) entered disabled state [ 33.343150][ T766] vx10: left allmulticast mode [ 33.343281][ T766] vx10: left promiscuous mode [ 33.343470][ T766] br1: port 1(vx10) entered disabled state