[ 10.079557][ T256] br1: port 1(vx10) entered blocking state [ 10.079812][ T256] br1: port 1(vx10) entered disabled state [ 10.079990][ T256] vx10: entered allmulticast mode [ 10.081658][ T256] vx10: entered promiscuous mode [ 10.082086][ T256] br1: port 1(vx10) entered blocking state [ 10.082299][ T256] br1: port 1(vx10) entered forwarding state [ 10.184057][ T262] br1: port 2(vx20) entered blocking state [ 10.184277][ T262] br1: port 2(vx20) entered disabled state [ 10.184517][ T262] vx20: entered allmulticast mode [ 10.185936][ T262] vx20: entered promiscuous mode [ 10.186332][ T262] br1: port 2(vx20) entered blocking state [ 10.186544][ T262] br1: port 2(vx20) entered forwarding state [ 10.245414][ T264] br1: port 3(veth1) entered blocking state [ 10.245588][ T264] br1: port 3(veth1) entered disabled state [ 10.245760][ T264] veth1: entered allmulticast mode [ 10.248533][ T264] veth1: entered promiscuous mode [ 10.276250][ T36] br1: port 3(veth1) entered blocking state [ 10.276522][ T36] br1: port 3(veth1) entered forwarding state [ 10.317810][ T267] br1: port 4(veth2) entered blocking state [ 10.318054][ T267] br1: port 4(veth2) entered disabled state [ 10.318222][ T267] veth2: entered allmulticast mode [ 10.319605][ T267] veth2: entered promiscuous mode [ 10.340035][ T36] br1: port 4(veth2) entered blocking state [ 10.340317][ T36] br1: port 4(veth2) entered forwarding state [ 10.457713][ T272] br1: port 5(vx4001) entered blocking state [ 10.457906][ T272] br1: port 5(vx4001) entered disabled state [ 10.458074][ T272] vx4001: entered allmulticast mode [ 10.460097][ T272] vx4001: entered promiscuous mode [ 10.460426][ T272] br1: port 5(vx4001) entered blocking state [ 10.460587][ T272] br1: port 5(vx4001) entered forwarding state [ 10.704653][ T282] 8021q: 802.1Q VLAN Support v1.8 [ 10.810906][ T66] br1: entered promiscuous mode [ 12.606230][ T368] br1: port 1(vx10) entered blocking state [ 12.606683][ T368] br1: port 1(vx10) entered disabled state [ 12.606864][ T368] vx10: entered allmulticast mode [ 12.608225][ T368] vx10: entered promiscuous mode [ 12.608743][ T368] br1: port 1(vx10) entered blocking state [ 12.608968][ T368] br1: port 1(vx10) entered forwarding state [ 12.728521][ T372] br1: port 2(vx20) entered blocking state [ 12.728867][ T372] br1: port 2(vx20) entered disabled state [ 12.729207][ T372] vx20: entered allmulticast mode [ 12.732342][ T372] vx20: entered promiscuous mode [ 12.732954][ T372] br1: port 2(vx20) entered blocking state [ 12.733249][ T372] br1: port 2(vx20) entered forwarding state [ 12.846688][ T376] br1: port 3(vx4001) entered blocking state [ 12.846881][ T376] br1: port 3(vx4001) entered disabled state [ 12.847055][ T376] vx4001: entered allmulticast mode [ 12.848404][ T376] vx4001: entered promiscuous mode [ 12.848711][ T376] br1: port 3(vx4001) entered blocking state [ 12.848878][ T376] br1: port 3(vx4001) entered forwarding state [ 12.898394][ T378] br1: port 4(w1) entered blocking state [ 12.900013][ T378] br1: port 4(w1) entered disabled state [ 12.906764][ T378] w1: entered allmulticast mode [ 12.908145][ T378] w1: entered promiscuous mode [ 12.938319][ T187] br1: port 4(w1) entered blocking state [ 12.938591][ T187] br1: port 4(w1) entered forwarding state [ 13.010777][ T381] br1: port 5(w3) entered blocking state [ 13.011064][ T381] br1: port 5(w3) entered disabled state [ 13.011397][ T381] w3: entered allmulticast mode [ 13.017493][ T381] w3: entered promiscuous mode [ 13.053014][ T187] br1: port 5(w3) entered blocking state [ 13.053323][ T187] br1: port 5(w3) entered forwarding state [ 13.345709][ T65] br1: entered promiscuous mode [ 13.875877][ C1] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 13.876946][ C1] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 13.877285][ C1] IPv6: vlan20-v: IPv6 duplicate address fe80::200:5eff:fe00:101 used by 00:00:5e:00:01:01 detected! [ 14.179771][ C1] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 14.180922][ C1] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 14.181276][ C1] IPv6: vlan10-v: IPv6 duplicate address fe80::200:5eff:fe00:101 used by 00:00:5e:00:01:01 detected! [ 14.243750][ C1] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 14.307853][ C2] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 25.928109][ T70] w3: left allmulticast mode [ 25.928322][ T70] w3: left promiscuous mode [ 25.929495][ T70] br1: port 5(w3) entered disabled state [ 25.930769][ T70] w1: left allmulticast mode [ 25.930909][ T70] w1: left promiscuous mode [ 25.931136][ T70] br1: port 4(w1) entered disabled state [ 25.932200][ T70] vx4001: left allmulticast mode [ 25.932330][ T70] vx4001: left promiscuous mode [ 25.933595][ T70] br1: port 3(vx4001) entered disabled state [ 25.935130][ T70] vx20: left allmulticast mode [ 25.935275][ T70] vx20: left promiscuous mode [ 25.936869][ T70] br1: port 2(vx20) entered disabled state [ 25.938997][ T70] vx10: left allmulticast mode [ 25.939179][ T70] vx10: left promiscuous mode [ 25.939460][ T70] br1: port 1(vx10) entered disabled state [ 26.098379][ T576] [ 26.098454][ T576] ======================================================== [ 26.098586][ T576] WARNING: possible irq lock inversion dependency detected [ 26.098713][ T576] 7.1.0-rc5-virtme #1 Not tainted [ 26.098798][ T576] -------------------------------------------------------- [ 26.098923][ T576] ip/576 just changed the state of lock: [ 26.099008][ T576] ffffffffb7d7e8b8 (acaddr_hash_lock){+.+.}-{3:3}, at: __ipv6_dev_ac_dec+0x236/0x5d0 [ 26.099169][ T576] but this lock was taken by another, SOFTIRQ-safe lock in the past: [ 26.099292][ T576] (&ndev->lock){++--}-{3:3} [ 26.099295][ T576] [ 26.099295][ T576] [ 26.099295][ T576] and interrupts could create inverse lock ordering between them. [ 26.099295][ T576] [ 26.099596][ T576] [ 26.099596][ T576] other info that might help us debug this: [ 26.099717][ T576] Possible interrupt unsafe locking scenario: [ 26.099717][ T576] [ 26.099842][ T576] CPU0 CPU1 [ 26.099926][ T576] ---- ---- [ 26.100009][ T576] lock(acaddr_hash_lock); [ 26.100097][ T576] local_irq_disable(); [ 26.100203][ T576] lock(&ndev->lock); [ 26.100308][ T576] lock(acaddr_hash_lock); [ 26.100416][ T576] [ 26.100479][ T576] lock(&ndev->lock); [ 26.100545][ T576] [ 26.100545][ T576] *** DEADLOCK *** [ 26.100545][ T576] [ 26.100668][ T576] 1 lock held by ip/576: [ 26.100732][ T576] #0: ffffffffb7c8c9c0 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x883/0xef0 [ 26.100887][ T576] [ 26.100887][ T576] the shortest dependencies between 2nd lock and 1st lock: [ 26.101039][ T576] -> (&ndev->lock){++--}-{3:3} { [ 26.101127][ T576] HARDIRQ-ON-W at: [ 26.101193][ T576] __lock_acquire+0x378/0xc10 [ 26.101304][ T576] lock_acquire.part.0+0xbc/0x260 [ 26.101410][ T576] _raw_write_lock_bh+0x38/0x50 [ 26.101515][ T576] addrconf_permanent_addr+0x108/0x9c0 [ 26.101640][ T576] addrconf_notify+0x151/0xf30 [ 26.101745][ T576] notifier_call_chain+0xb0/0x320 [ 26.101850][ T576] __dev_notify_flags+0xde/0x280 [ 26.101957][ T576] netif_change_flags+0xfe/0x190 [ 26.102063][ T576] do_setlink.isra.0+0x1cc3/0x2750 [ 26.102167][ T576] rtnl_newlink+0x8d1/0xef0 [ 26.102271][ T576] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 26.102376][ T576] netlink_rcv_skb+0x14e/0x3a0 [ 26.102483][ T576] netlink_unicast+0x486/0x750 [ 26.102584][ T576] netlink_sendmsg+0x735/0xc60 [ 26.102688][ T576] ____sys_sendmsg+0x419/0x850 [ 26.102794][ T576] ___sys_sendmsg+0x14e/0x1d0 [ 26.102899][ T576] __sys_sendmsg+0x145/0x1f0 [ 26.103004][ T576] do_syscall_64+0x117/0x590 [ 26.103147][ T576] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 26.103273][ T576] HARDIRQ-ON-R at: [ 26.103336][ T576] __lock_acquire+0x378/0xc10 [ 26.103442][ T576] lock_acquire.part.0+0xbc/0x260 [ 26.103545][ T576] _raw_read_lock_bh+0x44/0x80 [ 26.103651][ T576] inet6_fill_ifla6_attrs+0x1aee/0x21e0 [ 26.103777][ T576] inet6_fill_link_af+0x5c/0xe0 [ 26.103881][ T576] rtnl_fill_ifinfo.isra.0+0x1a45/0x2c20 [ 26.104007][ T576] rtnl_getlink+0x9c9/0xeb0 [ 26.104112][ T576] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 26.104217][ T576] netlink_rcv_skb+0x14e/0x3a0 [ 26.104320][ T576] netlink_unicast+0x486/0x750 [ 26.104424][ T576] netlink_sendmsg+0x735/0xc60 [ 26.104527][ T576] ____sys_sendmsg+0x419/0x850 [ 26.104629][ T576] ___sys_sendmsg+0x14e/0x1d0 [ 26.104733][ T576] __sys_sendmsg+0x145/0x1f0 [ 26.104838][ T576] do_syscall_64+0x117/0x590 [ 26.104941][ T576] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 26.105069][ T576] IN-SOFTIRQ-W at: [ 26.105131][ T576] __lock_acquire+0x378/0xc10 [ 26.105234][ T576] lock_acquire.part.0+0xbc/0x260 [ 26.105338][ T576] _raw_write_lock+0x33/0x40 [ 26.105442][ T576] addrconf_rs_timer+0xb0/0x770 [ 26.105546][ T576] call_timer_fn+0x163/0x4f0 [ 26.105651][ T576] __run_timers+0x68f/0xab0 [ 26.105755][ T576] run_timer_softirq+0xf0/0x160 [ 26.105858][ T576] handle_softirqs+0x1d8/0x940 [ 26.105967][ T576] __irq_exit_rcu+0x103/0x1c0 [ 26.106073][ T576] irq_exit_rcu+0xe/0x30 [ 26.106178][ T576] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 26.106303][ T576] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 26.106430][ T576] pv_native_safe_halt+0xf/0x10 [ 26.106535][ T576] default_idle+0x9/0x10 [ 26.106640][ T576] default_idle_call+0x6e/0xb0 [ 26.106743][ T576] cpuidle_idle_call.constprop.0+0x237/0x410 [ 26.106869][ T576] do_idle+0xf5/0x160 [ 26.106974][ T576] cpu_startup_entry+0x53/0x70 [ 26.107081][ T576] start_secondary+0x204/0x2b0 [ 26.107186][ T576] common_startup_64+0x13e/0x148 [ 26.107291][ T576] IN-SOFTIRQ-R at: [ 26.107354][ T576] __lock_acquire+0x378/0xc10 [ 26.107459][ T576] lock_acquire.part.0+0xbc/0x260 [ 26.107562][ T576] _raw_read_lock_bh+0x44/0x80 [ 26.107667][ T576] ipv6_get_lladdr+0xa8/0x3f0 [ 26.107771][ T576] addrconf_rs_timer+0x251/0x770 [ 26.107875][ T576] call_timer_fn+0x163/0x4f0 [ 26.107979][ T576] __run_timers+0x68f/0xab0 [ 26.108087][ T576] run_timer_softirq+0xf0/0x160 [ 26.108191][ T576] handle_softirqs+0x1d8/0x940 [ 26.108294][ T576] __irq_exit_rcu+0x103/0x1c0 [ 26.108395][ T576] irq_exit_rcu+0xe/0x30 [ 26.108501][ T576] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 26.108626][ T576] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 26.108752][ T576] pv_native_safe_halt+0xf/0x10 [ 26.108857][ T576] default_idle+0x9/0x10 [ 26.108964][ T576] default_idle_call+0x6e/0xb0 [ 26.109073][ T576] cpuidle_idle_call.constprop.0+0x237/0x410 [ 26.109196][ T576] do_idle+0xf5/0x160 [ 26.109299][ T576] cpu_startup_entry+0x53/0x70 [ 26.109404][ T576] start_secondary+0x204/0x2b0 [ 26.109508][ T576] common_startup_64+0x13e/0x148 [ 26.109611][ T576] INITIAL USE at: [ 26.109673][ T576] __lock_acquire+0x378/0xc10 [ 26.109779][ T576] lock_acquire.part.0+0xbc/0x260 [ 26.109884][ T576] _raw_write_lock_bh+0x38/0x50 [ 26.109986][ T576] addrconf_permanent_addr+0x108/0x9c0 [ 26.110114][ T576] addrconf_notify+0x151/0xf30 [ 26.110217][ T576] notifier_call_chain+0xb0/0x320 [ 26.110322][ T576] __dev_notify_flags+0xde/0x280 [ 26.110429][ T576] netif_change_flags+0xfe/0x190 [ 26.110532][ T576] do_setlink.isra.0+0x1cc3/0x2750 [ 26.110636][ T576] rtnl_newlink+0x8d1/0xef0 [ 26.110740][ T576] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 26.110843][ T576] netlink_rcv_skb+0x14e/0x3a0 [ 26.110947][ T576] netlink_unicast+0x486/0x750 [ 26.111057][ T576] netlink_sendmsg+0x735/0xc60 [ 26.111160][ T576] ____sys_sendmsg+0x419/0x850 [ 26.111263][ T576] ___sys_sendmsg+0x14e/0x1d0 [ 26.111369][ T576] __sys_sendmsg+0x145/0x1f0 [ 26.111475][ T576] do_syscall_64+0x117/0x590 [ 26.111579][ T576] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 26.111704][ T576] INITIAL READ USE at: [ 26.111790][ T576] __lock_acquire+0x378/0xc10 [ 26.111893][ T576] lock_acquire.part.0+0xbc/0x260 [ 26.112016][ T576] _raw_read_lock_bh+0x44/0x80 [ 26.112123][ T576] inet6_fill_ifla6_attrs+0x1aee/0x21e0 [ 26.112248][ T576] inet6_fill_link_af+0x5c/0xe0 [ 26.112354][ T576] rtnl_fill_ifinfo.isra.0+0x1a45/0x2c20 [ 26.112481][ T576] rtnl_getlink+0x9c9/0xeb0 [ 26.112584][ T576] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 26.112688][ T576] netlink_rcv_skb+0x14e/0x3a0 [ 26.112793][ T576] netlink_unicast+0x486/0x750 [ 26.112898][ T576] netlink_sendmsg+0x735/0xc60 [ 26.113001][ T576] ____sys_sendmsg+0x419/0x850 [ 26.113108][ T576] ___sys_sendmsg+0x14e/0x1d0 [ 26.113210][ T576] __sys_sendmsg+0x145/0x1f0 [ 26.113315][ T576] do_syscall_64+0x117/0x590 [ 26.113418][ T576] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 26.113541][ T576] } [ 26.113585][ T576] ... key at: [] __key.37+0x0/0x40 [ 26.113711][ T576] ... acquired at: [ 26.113775][ T576] __lock_acquire+0x508/0xc10 [ 26.113860][ T576] lock_acquire.part.0+0xbc/0x260 [ 26.113943][ T576] _raw_spin_lock+0x33/0x40 [ 26.114029][ T576] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 26.114131][ T576] __ipv6_dev_ac_inc+0x57e/0x930 [ 26.114213][ T576] addrconf_join_anycast+0x1bc/0x260 [ 26.114296][ T576] __ipv6_ifa_notify+0x75b/0xad0 [ 26.114379][ T576] addrconf_dad_completed+0x14b/0xe10 [ 26.114463][ T576] addrconf_dad_work+0x3c1/0x930 [ 26.114547][ T576] process_one_work+0xdf8/0x1410 [ 26.114630][ T576] worker_thread+0x4f1/0xd60 [ 26.114713][ T576] kthread+0x367/0x460 [ 26.114776][ T576] ret_from_fork+0x474/0x6b0 [ 26.114861][ T576] ret_from_fork_asm+0x11/0x20 [ 26.114947][ T576] [ 26.114990][ T576] -> (acaddr_hash_lock){+.+.}-{3:3} { [ 26.115076][ T576] HARDIRQ-ON-W at: [ 26.115139][ T576] __lock_acquire+0x378/0xc10 [ 26.115243][ T576] lock_acquire.part.0+0xbc/0x260 [ 26.115347][ T576] _raw_spin_lock+0x33/0x40 [ 26.115452][ T576] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 26.115578][ T576] __ipv6_dev_ac_inc+0x57e/0x930 [ 26.115681][ T576] addrconf_join_anycast+0x1bc/0x260 [ 26.115786][ T576] __ipv6_ifa_notify+0x75b/0xad0 [ 26.115891][ T576] addrconf_dad_completed+0x14b/0xe10 [ 26.115997][ T576] addrconf_dad_work+0x3c1/0x930 [ 26.116107][ T576] process_one_work+0xdf8/0x1410 [ 26.116210][ T576] worker_thread+0x4f1/0xd60 [ 26.116314][ T576] kthread+0x367/0x460 [ 26.116399][ T576] ret_from_fork+0x474/0x6b0 [ 26.116504][ T576] ret_from_fork_asm+0x11/0x20 [ 26.116607][ T576] SOFTIRQ-ON-W at: [ 26.116670][ T576] __lock_acquire+0x378/0xc10 [ 26.116775][ T576] lock_acquire.part.0+0xbc/0x260 [ 26.116880][ T576] _raw_spin_lock+0x33/0x40 [ 26.116984][ T576] __ipv6_dev_ac_dec+0x236/0x5d0 [ 26.117091][ T576] addrconf_leave_anycast+0x1bc/0x260 [ 26.117197][ T576] __ipv6_ifa_notify+0x6b4/0xad0 [ 26.117303][ T576] addrconf_ifdown.isra.0+0xa70/0x15f0 [ 26.117408][ T576] addrconf_notify+0x2c8/0xf30 [ 26.117514][ T576] notifier_call_chain+0xb0/0x320 [ 26.117619][ T576] __dev_notify_flags+0x165/0x280 [ 26.117725][ T576] netif_change_flags+0xfe/0x190 [ 26.117831][ T576] do_setlink.isra.0+0x1cc3/0x2750 [ 26.117936][ T576] rtnl_newlink+0x8d1/0xef0 [ 26.118046][ T576] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 26.118150][ T576] netlink_rcv_skb+0x14e/0x3a0 [ 26.118253][ T576] netlink_unicast+0x486/0x750 [ 26.118358][ T576] netlink_sendmsg+0x735/0xc60 [ 26.118464][ T576] ____sys_sendmsg+0x419/0x850 [ 26.118567][ T576] ___sys_sendmsg+0x14e/0x1d0 [ 26.118669][ T576] __sys_sendmsg+0x145/0x1f0 [ 26.118772][ T576] do_syscall_64+0x117/0x590 [ 26.118876][ T576] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 26.119001][ T576] INITIAL USE at: [ 26.119068][ T576] __lock_acquire+0x378/0xc10 [ 26.119172][ T576] lock_acquire.part.0+0xbc/0x260 [ 26.119277][ T576] _raw_spin_lock+0x33/0x40 [ 26.119382][ T576] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 26.119507][ T576] __ipv6_dev_ac_inc+0x57e/0x930 [ 26.119613][ T576] addrconf_join_anycast+0x1bc/0x260 [ 26.119717][ T576] __ipv6_ifa_notify+0x75b/0xad0 [ 26.119820][ T576] addrconf_dad_completed+0x14b/0xe10 [ 26.119926][ T576] addrconf_dad_work+0x3c1/0x930 [ 26.120033][ T576] process_one_work+0xdf8/0x1410 [ 26.120138][ T576] worker_thread+0x4f1/0xd60 [ 26.120242][ T576] kthread+0x367/0x460 [ 26.120325][ T576] ret_from_fork+0x474/0x6b0 [ 26.120429][ T576] ret_from_fork_asm+0x11/0x20 [ 26.120534][ T576] } [ 26.120576][ T576] ... key at: [] acaddr_hash_lock+0x18/0x45a0 [ 26.120701][ T576] ... acquired at: [ 26.120762][ T576] mark_lock+0x1d7/0xa00 [ 26.120846][ T576] mark_usage+0x105/0x170 [ 26.120930][ T576] __lock_acquire+0x378/0xc10 [ 26.121014][ T576] lock_acquire.part.0+0xbc/0x260 [ 26.121101][ T576] _raw_spin_lock+0x33/0x40 [ 26.121184][ T576] __ipv6_dev_ac_dec+0x236/0x5d0 [ 26.121267][ T576] addrconf_leave_anycast+0x1bc/0x260 [ 26.121350][ T576] __ipv6_ifa_notify+0x6b4/0xad0 [ 26.121435][ T576] addrconf_ifdown.isra.0+0xa70/0x15f0 [ 26.121518][ T576] addrconf_notify+0x2c8/0xf30 [ 26.121603][ T576] notifier_call_chain+0xb0/0x320 [ 26.121686][ T576] __dev_notify_flags+0x165/0x280 [ 26.121769][ T576] netif_change_flags+0xfe/0x190 [ 26.121852][ T576] do_setlink.isra.0+0x1cc3/0x2750 [ 26.121935][ T576] rtnl_newlink+0x8d1/0xef0 [ 26.122018][ T576] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 26.122104][ T576] netlink_rcv_skb+0x14e/0x3a0 [ 26.122186][ T576] netlink_unicast+0x486/0x750 [ 26.122268][ T576] netlink_sendmsg+0x735/0xc60 [ 26.122350][ T576] ____sys_sendmsg+0x419/0x850 [ 26.122433][ T576] ___sys_sendmsg+0x14e/0x1d0 [ 26.122517][ T576] __sys_sendmsg+0x145/0x1f0 [ 26.122599][ T576] do_syscall_64+0x117/0x590 [ 26.122681][ T576] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 26.122782][ T576] [ 26.122823][ T576] [ 26.122823][ T576] stack backtrace: [ 26.122926][ T576] CPU: 2 UID: 0 PID: 576 Comm: ip Not tainted 7.1.0-rc5-virtme #1 PREEMPT(full) [ 26.122929][ T576] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.122931][ T576] Call Trace: [ 26.122932][ T576] [ 26.122933][ T576] dump_stack_lvl+0x6f/0xa0 [ 26.122938][ T576] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 26.122941][ T576] mark_lock_irq+0x989/0x9c0 [ 26.122944][ T576] mark_lock+0x1d7/0xa00 [ 26.122945][ T576] mark_usage+0x105/0x170 [ 26.122947][ T576] __lock_acquire+0x378/0xc10 [ 26.122949][ T576] lock_acquire.part.0+0xbc/0x260 [ 26.122950][ T576] ? __ipv6_dev_ac_dec+0x236/0x5d0 [ 26.122952][ T576] ? rcu_is_watching+0x15/0xd0 [ 26.122955][ T576] ? do_raw_read_unlock+0x70/0x70 [ 26.122957][ T576] ? lock_acquire+0x134/0x160 [ 26.122959][ T576] _raw_spin_lock+0x33/0x40 [ 26.122960][ T576] ? __ipv6_dev_ac_dec+0x236/0x5d0 [ 26.122961][ T576] __ipv6_dev_ac_dec+0x236/0x5d0 [ 26.122963][ T576] addrconf_leave_anycast+0x1bc/0x260 [ 26.122965][ T576] ? inet6_dump_ifinfo+0x6e0/0x6e0 [ 26.122967][ T576] ? __ipv6_isatap_ifid+0x210/0x210 [ 26.122969][ T576] ? nlmsg_notify+0x62/0x250 [ 26.122971][ T576] __ipv6_ifa_notify+0x6b4/0xad0 [ 26.122973][ T576] ? cleanup_prefix_route+0x550/0x550 [ 26.122975][ T576] ? find_held_lock+0x2b/0x80 [ 26.122978][ T576] ? __lock_release.isra.0+0x6b/0x1a0 [ 26.122979][ T576] ? __rwlock_init+0x150/0x150 [ 26.122981][ T576] ? mark_held_locks+0x40/0x70 [ 26.122983][ T576] ? addrconf_ifdown.isra.0+0xa70/0x15f0 [ 26.122984][ T576] addrconf_ifdown.isra.0+0xa70/0x15f0 [ 26.122987][ T576] ? addrconf_dad_run+0x1b0/0x1b0 [ 26.122989][ T576] ? neigh_flush_one+0x580/0x580 [ 26.122991][ T576] ? mark_held_locks+0x40/0x70 [ 26.122993][ T576] addrconf_notify+0x2c8/0xf30 [ 26.122995][ T576] ? team_port_get_rtnl+0x65/0xc0 [ 26.122998][ T576] notifier_call_chain+0xb0/0x320 [ 26.123000][ T576] __dev_notify_flags+0x165/0x280 [ 26.123002][ T576] ? netif_change_name+0x8c0/0x8c0 [ 26.123003][ T576] ? netif_set_allmulti+0x250/0x250 [ 26.123005][ T576] ? is_bpf_text_address+0x68/0x110 [ 26.123009][ T576] netif_change_flags+0xfe/0x190 [ 26.123010][ T576] do_setlink.isra.0+0x1cc3/0x2750 [ 26.123014][ T576] ? rtnl_link_get_size+0x350/0x350 [ 26.123016][ T576] ? rcu_lockdep_current_cpu_online+0x39/0x1b0 [ 26.123018][ T576] ? rcu_read_lock_any_held+0x3c/0x90 [ 26.123020][ T576] ? validate_chain+0x38b/0xc20 [ 26.123021][ T576] ? rcu_read_lock_any_held+0x66/0x90 [ 26.123022][ T576] ? stack_depot_save_flags+0x367/0x770 [ 26.123030][ T576] ? __kernel_text_address+0x12/0x30 [ 26.123032][ T576] ? __lock_acquire+0x508/0xc10 [ 26.123034][ T576] ? lock_acquire.part.0+0xbc/0x260 [ 26.123035][ T576] ? rtnl_newlink+0x883/0xef0 [ 26.123036][ T576] ? rcu_is_watching+0x15/0xd0 [ 26.123038][ T576] ? lock_acquire+0x134/0x160 [ 26.123039][ T576] ? rcu_is_watching+0x15/0xd0 [ 26.123041][ T576] ? rcu_is_watching+0x15/0xd0 [ 26.123042][ T576] ? trace_contention_end+0xb3/0x1a0 [ 26.123044][ T576] ? __mutex_lock+0x1db/0x2010 [ 26.123046][ T576] ? __mutex_lock+0x9b2/0x2010 [ 26.123048][ T576] ? rtnl_newlink+0x883/0xef0 [ 26.123049][ T576] ? ww_mutex_lock+0x160/0x160 [ 26.123051][ T576] ? __rtnl_newlink+0x3fa/0xa50 [ 26.123054][ T576] rtnl_newlink+0x8d1/0xef0 [ 26.123056][ T576] ? lock_acquire.part.0+0xbc/0x260 [ 26.123057][ T576] ? find_held_lock+0x2b/0x80 [ 26.123059][ T576] ? __rtnl_newlink+0xa50/0xa50 [ 26.123060][ T576] ? mark_usage+0x61/0x170 [ 26.123061][ T576] ? __lock_release.isra.0+0x6b/0x1a0 [ 26.123063][ T576] ? lock_acquire.part.0+0xbc/0x260 [ 26.123065][ T576] ? find_held_lock+0x2b/0x80 [ 26.123066][ T576] ? __rtnl_newlink+0xa50/0xa50 [ 26.123068][ T576] ? __lock_release.isra.0+0x6b/0x1a0 [ 26.123070][ T576] ? __rtnl_newlink+0xa50/0xa50 [ 26.123071][ T576] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 26.123073][ T576] ? validate_chain+0x38b/0xc20 [ 26.123074][ T576] ? rtnl_link_fill+0x920/0x920 [ 26.123075][ T576] ? __lock_acquire+0x508/0xc10 [ 26.123077][ T576] ? lock_acquire.part.0+0xbc/0x260 [ 26.123078][ T576] ? find_held_lock+0x2b/0x80 [ 26.123081][ T576] netlink_rcv_skb+0x14e/0x3a0 [ 26.123082][ T576] ? rtnl_link_fill+0x920/0x920 [ 26.123084][ T576] ? netlink_ack+0xcf0/0xcf0 [ 26.123086][ T576] ? netlink_deliver_tap+0xc5/0x330 [ 26.123088][ T576] ? netlink_deliver_tap+0x13c/0x330 [ 26.123090][ T576] netlink_unicast+0x486/0x750 [ 26.123092][ T576] ? netlink_attachskb+0x810/0x810 [ 26.123094][ T576] ? __lock_acquire+0x508/0xc10 [ 26.123096][ T576] netlink_sendmsg+0x735/0xc60 [ 26.123098][ T576] ? netlink_unicast+0x750/0x750 [ 26.123100][ T576] ? __might_fault+0x97/0x140 [ 26.123103][ T576] ____sys_sendmsg+0x419/0x850 [ 26.123105][ T576] ? copy_msghdr_from_user+0x2a0/0x460 [ 26.123107][ T576] ? get_timestamp.constprop.0+0x390/0x390 [ 26.123108][ T576] ? move_addr_to_kernel+0x40/0x40 [ 26.123110][ T576] ? stack_depot_save_flags+0x367/0x770 [ 26.123112][ T576] ? validate_chain+0x38b/0xc20 [ 26.123113][ T576] ___sys_sendmsg+0x14e/0x1d0 [ 26.123115][ T576] ? __call_rcu_common.constprop.0+0xb2/0xa10 [ 26.123117][ T576] ? copy_msghdr_from_user+0x460/0x460 [ 26.123122][ T576] __sys_sendmsg+0x145/0x1f0 [ 26.123124][ T576] ? __sys_sendmsg_sock+0x20/0x20 [ 26.123125][ T576] ? __call_rcu_common.constprop.0+0x3d1/0xa10 [ 26.123127][ T576] ? do_raw_spin_unlock+0x59/0x250 [ 26.123129][ T576] ? rcu_is_watching+0x15/0xd0 [ 26.123131][ T576] do_syscall_64+0x117/0x590 [ 26.123132][ T576] ? trace_hardirqs_off+0xd/0x30 [ 26.123135][ T576] ? exc_page_fault+0xee/0x100 [ 26.123137][ T576] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 26.123138][ T576] RIP: 0033:0x7f5101ed008e [ 26.123141][ T576] 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 [ 26.123143][ T576] RSP: 002b:00007fff6c6077b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 26.123146][ T576] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5101ed008e [ 26.123147][ T576] RDX: 0000000000000000 RSI: 00007fff6c607860 RDI: 0000000000000005 [ 26.123148][ T576] RBP: 00007fff6c6077c0 R08: 0000000000000000 R09: 0000000000000000 [ 26.123149][ T576] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a1934b8 [ 26.123150][ T576] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff6c607f20 [ 26.123152][ T576] [ 26.139870][ T576] ip (576) used greatest stack depth: 23592 bytes left [ 26.470917][ T66] br1: left promiscuous mode [ 26.630070][ T598] br1: port 4(veth2) entered disabled state [ 26.644051][ T599] veth2: left allmulticast mode [ 26.644167][ T599] veth2: left promiscuous mode [ 26.644322][ T599] br1: port 4(veth2) entered disabled state [ 26.681649][ T601] br1: port 3(veth1) entered disabled state [ 26.696435][ T602] veth1: left allmulticast mode [ 26.696593][ T602] veth1: left promiscuous mode [ 26.696799][ T602] br1: port 3(veth1) entered disabled state [ 26.734527][ T604] vx4001: left allmulticast mode [ 26.734647][ T604] vx4001: left promiscuous mode [ 26.734798][ T604] br1: port 5(vx4001) entered disabled state [ 26.812496][ T608] vx20: left allmulticast mode [ 26.812629][ T608] vx20: left promiscuous mode [ 26.812790][ T608] br1: port 2(vx20) entered disabled state [ 26.895988][ T612] vx10: left allmulticast mode [ 26.896163][ T612] vx10: left promiscuous mode [ 26.896370][ T612] br1: port 1(vx10) entered disabled state