[ 9.366119][ T185] ip (185) used greatest stack depth: 23784 bytes left [ 11.080514][ T258] br1: port 1(vx1) entered blocking state [ 11.080735][ T258] br1: port 1(vx1) entered disabled state [ 11.080898][ T258] vx1: entered allmulticast mode [ 11.088693][ T258] vx1: entered promiscuous mode [ 11.089526][ T258] br1: port 1(vx1) entered blocking state [ 11.089706][ T258] br1: port 1(vx1) entered forwarding state [ 11.117209][ T259] br1: port 2(veth1) entered blocking state [ 11.117384][ T259] br1: port 2(veth1) entered disabled state [ 11.117606][ T259] veth1: entered allmulticast mode [ 11.119010][ T259] veth1: entered promiscuous mode [ 11.140721][ T39] br1: port 2(veth1) entered blocking state [ 11.141005][ T39] br1: port 2(veth1) entered forwarding state [ 11.160807][ T261] br1: port 3(veth2) entered blocking state [ 11.161071][ T261] br1: port 3(veth2) entered disabled state [ 11.161302][ T261] veth2: entered allmulticast mode [ 11.162682][ T261] veth2: entered promiscuous mode [ 11.189296][ T198] br1: port 3(veth2) entered blocking state [ 11.189468][ T198] br1: port 3(veth2) entered forwarding state [ 12.170027][ T306] br2: port 1(w1) entered blocking state [ 12.170206][ T306] br2: port 1(w1) entered disabled state [ 12.170346][ T306] w1: entered allmulticast mode [ 12.171689][ T306] w1: entered promiscuous mode [ 12.308631][ T312] br2: port 2(vx2) entered blocking state [ 12.308780][ T312] br2: port 2(vx2) entered disabled state [ 12.308930][ T312] vx2: entered allmulticast mode [ 12.310265][ T312] vx2: entered promiscuous mode [ 12.310754][ T312] br2: port 2(vx2) entered blocking state [ 12.310892][ T312] br2: port 2(vx2) entered forwarding state [ 12.481399][ T39] br2: port 1(w1) entered blocking state [ 12.481602][ T39] br2: port 1(w1) entered forwarding state [ 12.937537][ T344] br2: port 1(w1) entered blocking state [ 12.937747][ T344] br2: port 1(w1) entered disabled state [ 12.938457][ T344] w1: entered allmulticast mode [ 12.939894][ T344] w1: entered promiscuous mode [ 13.086519][ T350] br2: port 2(vx2) entered blocking state [ 13.086683][ T350] br2: port 2(vx2) entered disabled state [ 13.087140][ T350] vx2: entered allmulticast mode [ 13.088502][ T350] vx2: entered promiscuous mode [ 13.089028][ T350] br2: port 2(vx2) entered blocking state [ 13.089382][ T350] br2: port 2(vx2) entered forwarding state [ 13.279519][ T36] br2: port 1(w1) entered blocking state [ 13.279736][ T36] br2: port 1(w1) entered forwarding state [ 22.296301][ T12] vx2: left allmulticast mode [ 22.296639][ T12] vx2: left promiscuous mode [ 22.297218][ T12] br2: port 2(vx2) entered disabled state [ 22.300597][ T12] w1: left allmulticast mode [ 22.301046][ T12] w1: left promiscuous mode [ 22.301270][ T12] br2: port 1(w1) entered disabled state [ 22.413233][ T12] vx2: left allmulticast mode [ 22.413399][ T12] vx2: left promiscuous mode [ 22.413676][ T12] br2: port 2(vx2) entered disabled state [ 22.417006][ T12] w1: left allmulticast mode [ 22.417157][ T12] w1: left promiscuous mode [ 22.417428][ T12] br2: port 1(w1) entered disabled state [ 22.527742][ T456] [ 22.527841][ T456] ======================================================== [ 22.528040][ T456] WARNING: possible irq lock inversion dependency detected [ 22.528222][ T456] 7.1.0-rc5-virtme #1 Not tainted [ 22.528349][ T456] -------------------------------------------------------- [ 22.528541][ T456] ip/456 just changed the state of lock: [ 22.528667][ T456] ffffffffb417e8b8 (acaddr_hash_lock){+.+.}-{3:3}, at: __ipv6_dev_ac_dec+0x236/0x5d0 [ 22.528897][ T456] but this lock was taken by another, SOFTIRQ-safe lock in the past: [ 22.529080][ T456] (&ndev->lock){++--}-{3:3} [ 22.529084][ T456] [ 22.529084][ T456] [ 22.529084][ T456] and interrupts could create inverse lock ordering between them. [ 22.529084][ T456] [ 22.529528][ T456] [ 22.529528][ T456] other info that might help us debug this: [ 22.529707][ T456] Possible interrupt unsafe locking scenario: [ 22.529707][ T456] [ 22.529883][ T456] CPU0 CPU1 [ 22.530012][ T456] ---- ---- [ 22.530131][ T456] lock(acaddr_hash_lock); [ 22.530256][ T456] local_irq_disable(); [ 22.530403][ T456] lock(&ndev->lock); [ 22.530558][ T456] lock(acaddr_hash_lock); [ 22.530714][ T456] [ 22.530808][ T456] lock(&ndev->lock); [ 22.530906][ T456] [ 22.530906][ T456] *** DEADLOCK *** [ 22.530906][ T456] [ 22.531091][ T456] 1 lock held by ip/456: [ 22.531182][ T456] #0: ffffffffb408c9c0 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x883/0xef0 [ 22.531413][ T456] [ 22.531413][ T456] the shortest dependencies between 2nd lock and 1st lock: [ 22.531632][ T456] -> (&ndev->lock){++--}-{3:3} { [ 22.531764][ T456] HARDIRQ-ON-W at: [ 22.531863][ T456] __lock_acquire+0x378/0xc10 [ 22.532035][ T456] lock_acquire.part.0+0xbc/0x260 [ 22.532188][ T456] _raw_write_lock_bh+0x38/0x50 [ 22.532342][ T456] addrconf_permanent_addr+0x108/0x9c0 [ 22.532531][ T456] addrconf_notify+0x151/0xf30 [ 22.532681][ T456] notifier_call_chain+0xb0/0x320 [ 22.532832][ T456] __dev_notify_flags+0xde/0x280 [ 22.532998][ T456] netif_change_flags+0xfe/0x190 [ 22.533150][ T456] do_setlink.isra.0+0x1cc3/0x2750 [ 22.533306][ T456] rtnl_newlink+0x8d1/0xef0 [ 22.533458][ T456] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 22.533609][ T456] netlink_rcv_skb+0x14e/0x3a0 [ 22.533768][ T456] netlink_unicast+0x486/0x750 [ 22.533926][ T456] netlink_sendmsg+0x735/0xc60 [ 22.534085][ T456] ____sys_sendmsg+0x419/0x850 [ 22.534242][ T456] ___sys_sendmsg+0x14e/0x1d0 [ 22.534394][ T456] __sys_sendmsg+0x145/0x1f0 [ 22.534545][ T456] do_syscall_64+0x117/0x590 [ 22.534698][ T456] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 22.534886][ T456] HARDIRQ-ON-R at: [ 22.534987][ T456] __lock_acquire+0x378/0xc10 [ 22.535140][ T456] lock_acquire.part.0+0xbc/0x260 [ 22.535291][ T456] _raw_read_lock_bh+0x44/0x80 [ 22.535449][ T456] inet6_fill_ifla6_attrs+0x1aee/0x21e0 [ 22.535638][ T456] inet6_fill_link_af+0x5c/0xe0 [ 22.535798][ T456] rtnl_fill_ifinfo.isra.0+0x1a45/0x2c20 [ 22.535994][ T456] rtnl_getlink+0x9c9/0xeb0 [ 22.536152][ T456] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 22.536310][ T456] netlink_rcv_skb+0x14e/0x3a0 [ 22.536464][ T456] netlink_unicast+0x486/0x750 [ 22.536617][ T456] netlink_sendmsg+0x735/0xc60 [ 22.536770][ T456] ____sys_sendmsg+0x419/0x850 [ 22.536929][ T456] ___sys_sendmsg+0x14e/0x1d0 [ 22.537082][ T456] __sys_sendmsg+0x145/0x1f0 [ 22.537232][ T456] do_syscall_64+0x117/0x590 [ 22.537385][ T456] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 22.537567][ T456] IN-SOFTIRQ-W at: [ 22.537660][ T456] __lock_acquire+0x378/0xc10 [ 22.537811][ T456] lock_acquire.part.0+0xbc/0x260 [ 22.537977][ T456] _raw_write_lock+0x33/0x40 [ 22.538137][ T456] addrconf_rs_timer+0xb0/0x770 [ 22.538297][ T456] call_timer_fn+0x163/0x4f0 [ 22.538454][ T456] __run_timers+0x68f/0xab0 [ 22.538612][ T456] run_timer_softirq+0xf0/0x160 [ 22.538772][ T456] handle_softirqs+0x1d8/0x940 [ 22.538935][ T456] __irq_exit_rcu+0x103/0x1c0 [ 22.539100][ T456] irq_exit_rcu+0xe/0x30 [ 22.539258][ T456] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 22.539449][ T456] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 22.539641][ T456] pv_native_safe_halt+0xf/0x10 [ 22.539799][ T456] default_idle+0x9/0x10 [ 22.539961][ T456] default_idle_call+0x6e/0xb0 [ 22.540125][ T456] cpuidle_idle_call.constprop.0+0x237/0x410 [ 22.540311][ T456] do_idle+0xf5/0x160 [ 22.540467][ T456] cpu_startup_entry+0x53/0x70 [ 22.540620][ T456] rest_init+0x1f7/0x200 [ 22.540780][ T456] start_kernel+0x3ad/0x3b0 [ 22.540940][ T456] x86_64_start_reservations+0x24/0x30 [ 22.541136][ T456] x86_64_start_kernel+0x12b/0x130 [ 22.541287][ T456] common_startup_64+0x13e/0x148 [ 22.541440][ T456] IN-SOFTIRQ-R at: [ 22.541532][ T456] __lock_acquire+0x378/0xc10 [ 22.541688][ T456] lock_acquire.part.0+0xbc/0x260 [ 22.541844][ T456] _raw_read_lock_bh+0x44/0x80 [ 22.542002][ T456] ipv6_get_lladdr+0xa8/0x3f0 [ 22.542155][ T456] addrconf_rs_timer+0x251/0x770 [ 22.542307][ T456] call_timer_fn+0x163/0x4f0 [ 22.542456][ T456] __run_timers+0x68f/0xab0 [ 22.542605][ T456] run_timer_softirq+0xf0/0x160 [ 22.542756][ T456] handle_softirqs+0x1d8/0x940 [ 22.542912][ T456] __irq_exit_rcu+0x103/0x1c0 [ 22.543070][ T456] irq_exit_rcu+0xe/0x30 [ 22.543230][ T456] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 22.543417][ T456] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 22.543598][ T456] pv_native_safe_halt+0xf/0x10 [ 22.543751][ T456] default_idle+0x9/0x10 [ 22.543905][ T456] default_idle_call+0x6e/0xb0 [ 22.544062][ T456] cpuidle_idle_call.constprop.0+0x237/0x410 [ 22.544240][ T456] do_idle+0xf5/0x160 [ 22.544391][ T456] cpu_startup_entry+0x53/0x70 [ 22.544543][ T456] rest_init+0x1f7/0x200 [ 22.544695][ T456] start_kernel+0x3ad/0x3b0 [ 22.544846][ T456] x86_64_start_reservations+0x24/0x30 [ 22.545036][ T456] x86_64_start_kernel+0x12b/0x130 [ 22.545185][ T456] common_startup_64+0x13e/0x148 [ 22.545339][ T456] INITIAL USE at: [ 22.545431][ T456] __lock_acquire+0x378/0xc10 [ 22.545585][ T456] lock_acquire.part.0+0xbc/0x260 [ 22.545740][ T456] _raw_write_lock_bh+0x38/0x50 [ 22.545894][ T456] addrconf_permanent_addr+0x108/0x9c0 [ 22.546078][ T456] addrconf_notify+0x151/0xf30 [ 22.546229][ T456] notifier_call_chain+0xb0/0x320 [ 22.546378][ T456] __dev_notify_flags+0xde/0x280 [ 22.546529][ T456] netif_change_flags+0xfe/0x190 [ 22.546683][ T456] do_setlink.isra.0+0x1cc3/0x2750 [ 22.546835][ T456] rtnl_newlink+0x8d1/0xef0 [ 22.546993][ T456] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 22.547144][ T456] netlink_rcv_skb+0x14e/0x3a0 [ 22.547293][ T456] netlink_unicast+0x486/0x750 [ 22.547445][ T456] netlink_sendmsg+0x735/0xc60 [ 22.547592][ T456] ____sys_sendmsg+0x419/0x850 [ 22.547746][ T456] ___sys_sendmsg+0x14e/0x1d0 [ 22.547897][ T456] __sys_sendmsg+0x145/0x1f0 [ 22.548055][ T456] do_syscall_64+0x117/0x590 [ 22.548210][ T456] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 22.548397][ T456] INITIAL READ USE at: [ 22.548524][ T456] __lock_acquire+0x378/0xc10 [ 22.548679][ T456] lock_acquire.part.0+0xbc/0x260 [ 22.548868][ T456] _raw_read_lock_bh+0x44/0x80 [ 22.549030][ T456] inet6_fill_ifla6_attrs+0x1aee/0x21e0 [ 22.549220][ T456] inet6_fill_link_af+0x5c/0xe0 [ 22.549378][ T456] rtnl_fill_ifinfo.isra.0+0x1a45/0x2c20 [ 22.549566][ T456] rtnl_getlink+0x9c9/0xeb0 [ 22.549719][ T456] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 22.549870][ T456] netlink_rcv_skb+0x14e/0x3a0 [ 22.550023][ T456] netlink_unicast+0x486/0x750 [ 22.550173][ T456] netlink_sendmsg+0x735/0xc60 [ 22.550323][ T456] ____sys_sendmsg+0x419/0x850 [ 22.550477][ T456] ___sys_sendmsg+0x14e/0x1d0 [ 22.550630][ T456] __sys_sendmsg+0x145/0x1f0 [ 22.550780][ T456] do_syscall_64+0x117/0x590 [ 22.550934][ T456] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 22.551123][ T456] } [ 22.551185][ T456] ... key at: [] __key.37+0x0/0x40 [ 22.551370][ T456] ... acquired at: [ 22.551462][ T456] __lock_acquire+0x508/0xc10 [ 22.551584][ T456] lock_acquire.part.0+0xbc/0x260 [ 22.551708][ T456] _raw_spin_lock+0x33/0x40 [ 22.551833][ T456] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 22.551992][ T456] __ipv6_dev_ac_inc+0x57e/0x930 [ 22.552114][ T456] addrconf_join_anycast+0x1bc/0x260 [ 22.552234][ T456] __ipv6_ifa_notify+0x75b/0xad0 [ 22.552359][ T456] addrconf_dad_completed+0x14b/0xe10 [ 22.552481][ T456] addrconf_dad_work+0x3c1/0x930 [ 22.552605][ T456] process_one_work+0xdf8/0x1410 [ 22.552721][ T456] worker_thread+0x4f1/0xd60 [ 22.552829][ T456] kthread+0x367/0x460 [ 22.552895][ T456] ret_from_fork+0x474/0x6b0 [ 22.552986][ T456] ret_from_fork_asm+0x11/0x20 [ 22.553075][ T456] [ 22.553118][ T456] -> (acaddr_hash_lock){+.+.}-{3:3} { [ 22.553224][ T456] HARDIRQ-ON-W at: [ 22.553297][ T456] __lock_acquire+0x378/0xc10 [ 22.553405][ T456] lock_acquire.part.0+0xbc/0x260 [ 22.553512][ T456] _raw_spin_lock+0x33/0x40 [ 22.553619][ T456] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 22.553751][ T456] __ipv6_dev_ac_inc+0x57e/0x930 [ 22.553862][ T456] addrconf_join_anycast+0x1bc/0x260 [ 22.553975][ T456] __ipv6_ifa_notify+0x75b/0xad0 [ 22.554087][ T456] addrconf_dad_completed+0x14b/0xe10 [ 22.554215][ T456] addrconf_dad_work+0x3c1/0x930 [ 22.554326][ T456] process_one_work+0xdf8/0x1410 [ 22.554434][ T456] worker_thread+0x4f1/0xd60 [ 22.554539][ T456] kthread+0x367/0x460 [ 22.554630][ T456] ret_from_fork+0x474/0x6b0 [ 22.554740][ T456] ret_from_fork_asm+0x11/0x20 [ 22.554848][ T456] SOFTIRQ-ON-W at: [ 22.554915][ T456] __lock_acquire+0x378/0xc10 [ 22.555026][ T456] lock_acquire.part.0+0xbc/0x260 [ 22.555132][ T456] _raw_spin_lock+0x33/0x40 [ 22.555277][ T456] __ipv6_dev_ac_dec+0x236/0x5d0 [ 22.555391][ T456] addrconf_leave_anycast+0x1bc/0x260 [ 22.555497][ T456] __ipv6_ifa_notify+0x6b4/0xad0 [ 22.555605][ T456] addrconf_ifdown.isra.0+0xa70/0x15f0 [ 22.555713][ T456] addrconf_notify+0x2c8/0xf30 [ 22.555821][ T456] notifier_call_chain+0xb0/0x320 [ 22.555927][ T456] __dev_notify_flags+0x165/0x280 [ 22.556038][ T456] netif_change_flags+0xfe/0x190 [ 22.556146][ T456] do_setlink.isra.0+0x1cc3/0x2750 [ 22.556255][ T456] rtnl_newlink+0x8d1/0xef0 [ 22.556364][ T456] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 22.556469][ T456] netlink_rcv_skb+0x14e/0x3a0 [ 22.556576][ T456] netlink_unicast+0x486/0x750 [ 22.556685][ T456] netlink_sendmsg+0x735/0xc60 [ 22.556792][ T456] ____sys_sendmsg+0x419/0x850 [ 22.556901][ T456] ___sys_sendmsg+0x14e/0x1d0 [ 22.557019][ T456] __sys_sendmsg+0x145/0x1f0 [ 22.557127][ T456] do_syscall_64+0x117/0x590 [ 22.557236][ T456] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 22.557366][ T456] INITIAL USE at: [ 22.557430][ T456] __lock_acquire+0x378/0xc10 [ 22.557535][ T456] lock_acquire.part.0+0xbc/0x260 [ 22.557639][ T456] _raw_spin_lock+0x33/0x40 [ 22.557746][ T456] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 22.557872][ T456] __ipv6_dev_ac_inc+0x57e/0x930 [ 22.557984][ T456] addrconf_join_anycast+0x1bc/0x260 [ 22.558098][ T456] __ipv6_ifa_notify+0x75b/0xad0 [ 22.558208][ T456] addrconf_dad_completed+0x14b/0xe10 [ 22.558315][ T456] addrconf_dad_work+0x3c1/0x930 [ 22.558421][ T456] process_one_work+0xdf8/0x1410 [ 22.558529][ T456] worker_thread+0x4f1/0xd60 [ 22.558637][ T456] kthread+0x367/0x460 [ 22.558722][ T456] ret_from_fork+0x474/0x6b0 [ 22.558829][ T456] ret_from_fork_asm+0x11/0x20 [ 22.558935][ T456] } [ 22.558981][ T456] ... key at: [] acaddr_hash_lock+0x18/0x45a0 [ 22.559114][ T456] ... acquired at: [ 22.559180][ T456] mark_lock+0x1d7/0xa00 [ 22.559267][ T456] mark_usage+0x105/0x170 [ 22.559353][ T456] __lock_acquire+0x378/0xc10 [ 22.559444][ T456] lock_acquire.part.0+0xbc/0x260 [ 22.559527][ T456] _raw_spin_lock+0x33/0x40 [ 22.559610][ T456] __ipv6_dev_ac_dec+0x236/0x5d0 [ 22.559692][ T456] addrconf_leave_anycast+0x1bc/0x260 [ 22.559777][ T456] __ipv6_ifa_notify+0x6b4/0xad0 [ 22.559861][ T456] addrconf_ifdown.isra.0+0xa70/0x15f0 [ 22.559945][ T456] addrconf_notify+0x2c8/0xf30 [ 22.560039][ T456] notifier_call_chain+0xb0/0x320 [ 22.560123][ T456] __dev_notify_flags+0x165/0x280 [ 22.560237][ T456] netif_change_flags+0xfe/0x190 [ 22.560329][ T456] do_setlink.isra.0+0x1cc3/0x2750 [ 22.560413][ T456] rtnl_newlink+0x8d1/0xef0 [ 22.560497][ T456] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 22.560581][ T456] netlink_rcv_skb+0x14e/0x3a0 [ 22.560664][ T456] netlink_unicast+0x486/0x750 [ 22.560749][ T456] netlink_sendmsg+0x735/0xc60 [ 22.560834][ T456] ____sys_sendmsg+0x419/0x850 [ 22.560922][ T456] ___sys_sendmsg+0x14e/0x1d0 [ 22.561018][ T456] __sys_sendmsg+0x145/0x1f0 [ 22.561104][ T456] do_syscall_64+0x117/0x590 [ 22.561192][ T456] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 22.561303][ T456] [ 22.561345][ T456] [ 22.561345][ T456] stack backtrace: [ 22.561453][ T456] CPU: 0 UID: 0 PID: 456 Comm: ip Not tainted 7.1.0-rc5-virtme #1 PREEMPT(full) [ 22.561455][ T456] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.561458][ T456] Call Trace: [ 22.561459][ T456] [ 22.561460][ T456] dump_stack_lvl+0x6f/0xa0 [ 22.561465][ T456] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 22.561468][ T456] mark_lock_irq+0x989/0x9c0 [ 22.561471][ T456] mark_lock+0x1d7/0xa00 [ 22.561473][ T456] mark_usage+0x105/0x170 [ 22.561474][ T456] __lock_acquire+0x378/0xc10 [ 22.561476][ T456] lock_acquire.part.0+0xbc/0x260 [ 22.561478][ T456] ? __ipv6_dev_ac_dec+0x236/0x5d0 [ 22.561479][ T456] ? rcu_is_watching+0x15/0xd0 [ 22.561482][ T456] ? do_raw_read_unlock+0x70/0x70 [ 22.561484][ T456] ? lock_acquire+0x134/0x160 [ 22.561486][ T456] _raw_spin_lock+0x33/0x40 [ 22.561487][ T456] ? __ipv6_dev_ac_dec+0x236/0x5d0 [ 22.561489][ T456] __ipv6_dev_ac_dec+0x236/0x5d0 [ 22.561491][ T456] addrconf_leave_anycast+0x1bc/0x260 [ 22.561493][ T456] ? inet6_dump_ifinfo+0x6e0/0x6e0 [ 22.561494][ T456] ? __ipv6_isatap_ifid+0x210/0x210 [ 22.561496][ T456] ? nlmsg_notify+0x62/0x250 [ 22.561498][ T456] __ipv6_ifa_notify+0x6b4/0xad0 [ 22.561500][ T456] ? cleanup_prefix_route+0x550/0x550 [ 22.561502][ T456] ? find_held_lock+0x2b/0x80 [ 22.561505][ T456] ? __lock_release.isra.0+0x6b/0x1a0 [ 22.561506][ T456] ? __rwlock_init+0x150/0x150 [ 22.561508][ T456] ? mark_held_locks+0x40/0x70 [ 22.561510][ T456] ? addrconf_ifdown.isra.0+0xa70/0x15f0 [ 22.561512][ T456] addrconf_ifdown.isra.0+0xa70/0x15f0 [ 22.561514][ T456] ? addrconf_dad_run+0x1b0/0x1b0 [ 22.561516][ T456] ? neigh_flush_one+0x580/0x580 [ 22.561519][ T456] ? mark_held_locks+0x40/0x70 [ 22.561520][ T456] addrconf_notify+0x2c8/0xf30 [ 22.561522][ T456] ? team_port_get_rtnl+0x65/0xc0 [ 22.561526][ T456] notifier_call_chain+0xb0/0x320 [ 22.561528][ T456] __dev_notify_flags+0x165/0x280 [ 22.561529][ T456] ? netif_change_name+0x8c0/0x8c0 [ 22.561531][ T456] ? netif_set_allmulti+0x250/0x250 [ 22.561532][ T456] ? is_bpf_text_address+0x68/0x110 [ 22.561536][ T456] netif_change_flags+0xfe/0x190 [ 22.561538][ T456] do_setlink.isra.0+0x1cc3/0x2750 [ 22.561541][ T456] ? rtnl_link_get_size+0x350/0x350 [ 22.561543][ T456] ? rcu_lockdep_current_cpu_online+0x39/0x1b0 [ 22.561545][ T456] ? rcu_read_lock_any_held+0x3c/0x90 [ 22.561547][ T456] ? validate_chain+0x38b/0xc20 [ 22.561548][ T456] ? rcu_read_lock_any_held+0x66/0x90 [ 22.561549][ T456] ? stack_depot_save_flags+0x367/0x770 [ 22.561552][ T456] ? __kernel_text_address+0x12/0x30 [ 22.561554][ T456] ? __lock_acquire+0x508/0xc10 [ 22.561556][ T456] ? lock_acquire.part.0+0xbc/0x260 [ 22.561558][ T456] ? rtnl_newlink+0x883/0xef0 [ 22.561559][ T456] ? rcu_is_watching+0x15/0xd0 [ 22.561561][ T456] ? lock_acquire+0x134/0x160 [ 22.561562][ T456] ? rcu_is_watching+0x15/0xd0 [ 22.561564][ T456] ? rcu_is_watching+0x15/0xd0 [ 22.561565][ T456] ? trace_contention_end+0xb3/0x1a0 [ 22.561568][ T456] ? __mutex_lock+0x1db/0x2010 [ 22.561569][ T456] ? __mutex_lock+0x9b2/0x2010 [ 22.561571][ T456] ? rtnl_newlink+0x883/0xef0 [ 22.561572][ T456] ? ww_mutex_lock+0x160/0x160 [ 22.561575][ T456] ? __rtnl_newlink+0x3fa/0xa50 [ 22.561577][ T456] rtnl_newlink+0x8d1/0xef0 [ 22.561579][ T456] ? lock_acquire.part.0+0xbc/0x260 [ 22.561580][ T456] ? find_held_lock+0x2b/0x80 [ 22.561582][ T456] ? __rtnl_newlink+0xa50/0xa50 [ 22.561583][ T456] ? mark_usage+0x61/0x170 [ 22.561584][ T456] ? __lock_release.isra.0+0x6b/0x1a0 [ 22.561586][ T456] ? lock_acquire.part.0+0xbc/0x260 [ 22.561588][ T456] ? find_held_lock+0x2b/0x80 [ 22.561589][ T456] ? __rtnl_newlink+0xa50/0xa50 [ 22.561591][ T456] ? __lock_release.isra.0+0x6b/0x1a0 [ 22.561593][ T456] ? __rtnl_newlink+0xa50/0xa50 [ 22.561594][ T456] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 22.561596][ T456] ? validate_chain+0x38b/0xc20 [ 22.561597][ T456] ? rtnl_link_fill+0x920/0x920 [ 22.561599][ T456] ? __lock_acquire+0x508/0xc10 [ 22.561601][ T456] ? lock_acquire.part.0+0xbc/0x260 [ 22.561602][ T456] ? find_held_lock+0x2b/0x80 [ 22.561604][ T456] netlink_rcv_skb+0x14e/0x3a0 [ 22.561606][ T456] ? rtnl_link_fill+0x920/0x920 [ 22.561607][ T456] ? netlink_ack+0xcf0/0xcf0 [ 22.561610][ T456] ? netlink_deliver_tap+0xc5/0x330 [ 22.561611][ T456] ? netlink_deliver_tap+0x13c/0x330 [ 22.561613][ T456] netlink_unicast+0x486/0x750 [ 22.561616][ T456] ? netlink_attachskb+0x810/0x810 [ 22.561617][ T456] ? __lock_acquire+0x508/0xc10 [ 22.561619][ T456] netlink_sendmsg+0x735/0xc60 [ 22.561621][ T456] ? netlink_unicast+0x750/0x750 [ 22.561624][ T456] ? __might_fault+0x97/0x140 [ 22.561626][ T456] ____sys_sendmsg+0x419/0x850 [ 22.561628][ T456] ? copy_msghdr_from_user+0x2a0/0x460 [ 22.561630][ T456] ? get_timestamp.constprop.0+0x390/0x390 [ 22.561632][ T456] ? move_addr_to_kernel+0x40/0x40 [ 22.561634][ T456] ? stack_depot_save_flags+0x367/0x770 [ 22.561636][ T456] ? validate_chain+0x38b/0xc20 [ 22.561637][ T456] ___sys_sendmsg+0x14e/0x1d0 [ 22.561639][ T456] ? __call_rcu_common.constprop.0+0xb2/0xa10 [ 22.561641][ T456] ? copy_msghdr_from_user+0x460/0x460 [ 22.561646][ T456] __sys_sendmsg+0x145/0x1f0 [ 22.561648][ T456] ? __sys_sendmsg_sock+0x20/0x20 [ 22.561649][ T456] ? __call_rcu_common.constprop.0+0x3d1/0xa10 [ 22.561651][ T456] ? do_raw_spin_unlock+0x59/0x250 [ 22.561653][ T456] ? rcu_is_watching+0x15/0xd0 [ 22.561655][ T456] do_syscall_64+0x117/0x590 [ 22.561656][ T456] ? trace_hardirqs_off+0xd/0x30 [ 22.561659][ T456] ? exc_page_fault+0xee/0x100 [ 22.561661][ T456] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 22.561663][ T456] RIP: 0033:0x7f096191c08e [ 22.561666][ T456] 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 [ 22.561667][ T456] RSP: 002b:00007ffe03732a40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 22.561670][ T456] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f096191c08e [ 22.561672][ T456] RDX: 0000000000000000 RSI: 00007ffe03732af0 RDI: 0000000000000005 [ 22.561673][ T456] RBP: 00007ffe03732a50 R08: 0000000000000000 R09: 0000000000000000 [ 22.561674][ T456] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a19869c [ 22.561675][ T456] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe037331b0 [ 22.561677][ T456] [ 22.579143][ T456] ip (456) used greatest stack depth: 23592 bytes left [ 22.951263][ T476] vx1: left allmulticast mode [ 22.951482][ T476] vx1: left promiscuous mode [ 22.951760][ T476] br1: port 1(vx1) entered disabled state [ 23.026689][ T479] br1: port 3(veth2) entered disabled state [ 23.042675][ T480] veth2: left allmulticast mode [ 23.042779][ T480] veth2: left promiscuous mode [ 23.043073][ T480] br1: port 3(veth2) entered disabled state [ 23.070800][ T481] br1: port 2(veth1) entered disabled state [ 23.089350][ T482] veth1: left allmulticast mode [ 23.089483][ T482] veth1: left promiscuous mode [ 23.089676][ T482] br1: port 2(veth1) entered disabled state