[ 9.912012][ T186] ip (186) used greatest stack depth: 23872 bytes left [ 11.241699][ T238] 8021q: 802.1Q VLAN Support v1.8 [ 12.570750][ T286] br1: port 1(vx10) entered blocking state [ 12.570996][ T286] br1: port 1(vx10) entered disabled state [ 12.571174][ T286] vx10: entered allmulticast mode [ 12.574233][ T286] vx10: entered promiscuous mode [ 12.574585][ T286] br1: port 1(vx10) entered blocking state [ 12.574839][ T286] br1: port 1(vx10) entered forwarding state [ 12.674835][ T291] br1: port 2(vx20) entered blocking state [ 12.675074][ T291] br1: port 2(vx20) entered disabled state [ 12.675257][ T291] vx20: entered allmulticast mode [ 12.682986][ T291] vx20: entered promiscuous mode [ 12.683365][ T291] br1: port 2(vx20) entered blocking state [ 12.683594][ T291] br1: port 2(vx20) entered forwarding state [ 12.741101][ T293] br1: port 3(veth1) entered blocking state [ 12.741283][ T293] br1: port 3(veth1) entered disabled state [ 12.741520][ T293] veth1: entered allmulticast mode [ 12.742906][ T293] veth1: entered promiscuous mode [ 12.765849][ T46] br1: port 3(veth1) entered blocking state [ 12.766068][ T46] br1: port 3(veth1) entered forwarding state [ 12.837131][ T297] br1: port 4(veth2) entered blocking state [ 12.837322][ T297] br1: port 4(veth2) entered disabled state [ 12.837507][ T297] veth2: entered allmulticast mode [ 12.838858][ T297] veth2: entered promiscuous mode [ 12.858762][ T91] br1: port 4(veth2) entered blocking state [ 12.859025][ T91] br1: port 4(veth2) entered forwarding state [ 13.949634][ T347] br2: port 1(w1) entered blocking state [ 13.949795][ T347] br2: port 1(w1) entered disabled state [ 13.949940][ T347] w1: entered allmulticast mode [ 13.951877][ T347] w1: entered promiscuous mode [ 14.154768][ T355] br2: port 2(vx10) entered blocking state [ 14.155000][ T355] br2: port 2(vx10) entered disabled state [ 14.155231][ T355] vx10: entered allmulticast mode [ 14.157355][ T355] vx10: entered promiscuous mode [ 14.157802][ T355] br2: port 2(vx10) entered blocking state [ 14.158011][ T355] br2: port 2(vx10) entered forwarding state [ 14.333770][ T362] br2: port 3(vx20) entered blocking state [ 14.334009][ T362] br2: port 3(vx20) entered disabled state [ 14.334255][ T362] vx20: entered allmulticast mode [ 14.335740][ T362] vx20: entered promiscuous mode [ 14.336132][ T362] br2: port 3(vx20) entered blocking state [ 14.336353][ T362] br2: port 3(vx20) entered forwarding state [ 14.545818][ T46] br2: port 1(w1) entered blocking state [ 14.546059][ T46] br2: port 1(w1) entered forwarding state [ 15.207957][ T401] br2: port 1(w1) entered blocking state [ 15.208133][ T401] br2: port 1(w1) entered disabled state [ 15.208290][ T401] w1: entered allmulticast mode [ 15.209726][ T401] w1: entered promiscuous mode [ 15.400703][ T409] br2: port 2(vx10) entered blocking state [ 15.400903][ T409] br2: port 2(vx10) entered disabled state [ 15.401080][ T409] vx10: entered allmulticast mode [ 15.402534][ T409] vx10: entered promiscuous mode [ 15.402900][ T409] br2: port 2(vx10) entered blocking state [ 15.403069][ T409] br2: port 2(vx10) entered forwarding state [ 15.579347][ T416] br2: port 3(vx20) entered blocking state [ 15.579550][ T416] br2: port 3(vx20) entered disabled state [ 15.579728][ T416] vx20: entered allmulticast mode [ 15.581128][ T416] vx20: entered promiscuous mode [ 15.582037][ T416] br2: port 3(vx20) entered blocking state [ 15.582209][ T416] br2: port 3(vx20) entered forwarding state [ 15.788095][ T91] br2: port 1(w1) entered blocking state [ 15.788281][ T91] br2: port 1(w1) entered forwarding state [ 28.086384][ T540] GACT probability NOT on [ 53.978772][ T1780] veth3: entered promiscuous mode [ 73.244328][ T2707] veth3: left promiscuous mode [ 73.431832][ T2713] veth3: entered promiscuous mode [ 92.810318][ T3640] veth3: left promiscuous mode [ 93.091866][ T3658] vx20: left allmulticast mode [ 93.092096][ T3658] vx20: left promiscuous mode [ 93.092393][ T3658] br1: port 2(vx20) entered disabled state [ 93.119786][ T3659] vx10: left allmulticast mode [ 93.119936][ T3659] vx10: left promiscuous mode [ 93.120156][ T3659] br1: port 1(vx10) entered disabled state [ 98.248087][ T3664] br1: port 1(vx10) entered blocking state [ 98.248352][ T3664] br1: port 1(vx10) entered disabled state [ 98.249142][ T3664] vx10: entered allmulticast mode [ 98.250678][ T3664] vx10: entered promiscuous mode [ 98.251090][ T3664] br1: port 1(vx10) entered blocking state [ 98.251313][ T3664] br1: port 1(vx10) entered forwarding state [ 98.310560][ T3666] br1: port 2(vx20) entered blocking state [ 98.310785][ T3666] br1: port 2(vx20) entered disabled state [ 98.311034][ T3666] vx20: entered allmulticast mode [ 98.312836][ T3666] vx20: entered promiscuous mode [ 98.313498][ T3666] br1: port 2(vx20) entered blocking state [ 98.313784][ T3666] br1: port 2(vx20) entered forwarding state [ 137.102529][ T4962] veth3: entered promiscuous mode [ 157.537011][ T5889] veth3: left promiscuous mode [ 157.706801][ T5895] veth3: entered promiscuous mode [ 178.024370][ T6822] veth3: left promiscuous mode [ 178.526012][ T6845] vx20: left allmulticast mode [ 178.526246][ T6845] vx20: left promiscuous mode [ 178.526569][ T6845] br1: port 2(vx20) entered disabled state [ 178.556332][ T6846] vx10: left allmulticast mode [ 178.556952][ T6846] vx10: left promiscuous mode [ 178.557176][ T6846] br1: port 1(vx10) entered disabled state [ 183.701405][ T6851] br1: port 1(vx10) entered blocking state [ 183.701643][ T6851] br1: port 1(vx10) entered disabled state [ 183.701849][ T6851] vx10: entered allmulticast mode [ 183.703310][ T6851] vx10: entered promiscuous mode [ 183.703658][ T6851] br1: port 1(vx10) entered blocking state [ 183.703839][ T6851] br1: port 1(vx10) entered forwarding state [ 183.752834][ T6853] br1: port 2(vx20) entered blocking state [ 183.753176][ T6853] br1: port 2(vx20) entered disabled state [ 183.753544][ T6853] vx20: entered allmulticast mode [ 183.756186][ T6853] vx20: entered promiscuous mode [ 183.757612][ T6853] br1: port 2(vx20) entered blocking state [ 183.757946][ T6853] br1: port 2(vx20) entered forwarding state [ 389.014100][T10129] vx20: left allmulticast mode [ 389.014301][T10129] vx20: left promiscuous mode [ 389.014830][T10129] br1: port 2(vx20) entered disabled state [ 389.045028][T10130] vx10: left allmulticast mode [ 389.045190][T10130] vx10: left promiscuous mode [ 389.045424][T10130] br1: port 1(vx10) entered disabled state [ 394.189552][T10135] br1: port 1(vx10) entered blocking state [ 394.189777][T10135] br1: port 1(vx10) entered disabled state [ 394.189971][T10135] vx10: entered allmulticast mode [ 394.192170][T10135] vx10: entered promiscuous mode [ 394.192545][T10135] br1: port 1(vx10) entered blocking state [ 394.192717][T10135] br1: port 1(vx10) entered forwarding state [ 394.264744][T10137] br1: port 2(vx20) entered blocking state [ 394.265042][T10137] br1: port 2(vx20) entered disabled state [ 394.265255][T10137] vx20: entered allmulticast mode [ 394.266850][T10137] vx20: entered promiscuous mode [ 394.267178][T10137] br1: port 2(vx20) entered blocking state [ 394.267353][T10137] br1: port 2(vx20) entered forwarding state [ 440.531127][ T12] vx20: left allmulticast mode [ 440.531362][ T12] vx20: left promiscuous mode [ 440.531675][ T12] br2: port 3(vx20) entered disabled state [ 440.534308][ T12] vx10: left allmulticast mode [ 440.534571][ T12] vx10: left promiscuous mode [ 440.534930][ T12] br2: port 2(vx10) entered disabled state [ 440.538405][ T12] w1: left allmulticast mode [ 440.538617][ T12] w1: left promiscuous mode [ 440.538826][ T12] br2: port 1(w1) entered disabled state [ 440.657236][ T12] vx20: left allmulticast mode [ 440.657404][ T12] vx20: left promiscuous mode [ 440.658094][ T12] br2: port 3(vx20) entered disabled state [ 440.662382][ T12] vx10: left allmulticast mode [ 440.662645][ T12] vx10: left promiscuous mode [ 440.663304][ T12] br2: port 2(vx10) entered disabled state [ 440.667886][ T12] w1: left allmulticast mode [ 440.668227][ T12] w1: left promiscuous mode [ 440.668715][ T12] br2: port 1(w1) entered disabled state [ 440.773239][T12022] [ 440.773339][T12022] ======================================================== [ 440.773550][T12022] WARNING: possible irq lock inversion dependency detected [ 440.773748][T12022] 7.1.0-rc5-virtme #1 Not tainted [ 440.773888][T12022] -------------------------------------------------------- [ 440.774083][T12022] ip/12022 just changed the state of lock: [ 440.774227][T12022] ffffffff8697e8b8 (acaddr_hash_lock){+.+.}-{3:3}, at: __ipv6_dev_ac_dec+0x236/0x5d0 [ 440.774412][T12022] but this lock was taken by another, SOFTIRQ-safe lock in the past: [ 440.774550][T12022] (&ndev->lock){++--}-{3:3} [ 440.774553][T12022] [ 440.774553][T12022] [ 440.774553][T12022] and interrupts could create inverse lock ordering between them. [ 440.774553][T12022] [ 440.774889][T12022] [ 440.774889][T12022] other info that might help us debug this: [ 440.775024][T12022] Possible interrupt unsafe locking scenario: [ 440.775024][T12022] [ 440.775157][T12022] CPU0 CPU1 [ 440.775252][T12022] ---- ---- [ 440.775342][T12022] lock(acaddr_hash_lock); [ 440.775434][T12022] local_irq_disable(); [ 440.775549][T12022] lock(&ndev->lock); [ 440.775665][T12022] lock(acaddr_hash_lock); [ 440.775797][T12022] [ 440.775893][T12022] lock(&ndev->lock); [ 440.775993][T12022] [ 440.775993][T12022] *** DEADLOCK *** [ 440.775993][T12022] [ 440.776177][T12022] 1 lock held by ip/12022: [ 440.776304][T12022] #0: ffffffff8688c9c0 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x883/0xef0 [ 440.776536][T12022] [ 440.776536][T12022] the shortest dependencies between 2nd lock and 1st lock: [ 440.776768][T12022] -> (&ndev->lock){++--}-{3:3} { [ 440.776908][T12022] HARDIRQ-ON-W at: [ 440.777010][T12022] __lock_acquire+0x378/0xc10 [ 440.777181][T12022] lock_acquire.part.0+0xbc/0x260 [ 440.777343][T12022] _raw_write_lock_bh+0x38/0x50 [ 440.777508][T12022] addrconf_permanent_addr+0x108/0x9c0 [ 440.777709][T12022] addrconf_notify+0x151/0xf30 [ 440.777881][T12022] notifier_call_chain+0xb0/0x320 [ 440.778047][T12022] __dev_notify_flags+0xde/0x280 [ 440.778217][T12022] netif_change_flags+0xfe/0x190 [ 440.778380][T12022] do_setlink.isra.0+0x1cc3/0x2750 [ 440.778550][T12022] rtnl_newlink+0x8d1/0xef0 [ 440.778685][T12022] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 440.778803][T12022] netlink_rcv_skb+0x14e/0x3a0 [ 440.778922][T12022] netlink_unicast+0x486/0x750 [ 440.779032][T12022] netlink_sendmsg+0x735/0xc60 [ 440.779143][T12022] ____sys_sendmsg+0x419/0x850 [ 440.779259][T12022] ___sys_sendmsg+0x14e/0x1d0 [ 440.779376][T12022] __sys_sendmsg+0x145/0x1f0 [ 440.779494][T12022] do_syscall_64+0x117/0x590 [ 440.779606][T12022] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 440.779741][T12022] HARDIRQ-ON-R at: [ 440.779817][T12022] __lock_acquire+0x378/0xc10 [ 440.779928][T12022] lock_acquire.part.0+0xbc/0x260 [ 440.780042][T12022] _raw_read_lock_bh+0x44/0x80 [ 440.780154][T12022] inet6_fill_ifla6_attrs+0x1aee/0x21e0 [ 440.780301][T12022] inet6_fill_link_af+0x5c/0xe0 [ 440.780416][T12022] rtnl_fill_ifinfo.isra.0+0x1a45/0x2c20 [ 440.780550][T12022] rtnl_getlink+0x9c9/0xeb0 [ 440.780668][T12022] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 440.780787][T12022] netlink_rcv_skb+0x14e/0x3a0 [ 440.780897][T12022] netlink_unicast+0x486/0x750 [ 440.781012][T12022] netlink_sendmsg+0x735/0xc60 [ 440.781128][T12022] ____sys_sendmsg+0x419/0x850 [ 440.781240][T12022] ___sys_sendmsg+0x14e/0x1d0 [ 440.781357][T12022] __sys_sendmsg+0x145/0x1f0 [ 440.781468][T12022] do_syscall_64+0x117/0x590 [ 440.781578][T12022] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 440.781719][T12022] IN-SOFTIRQ-W at: [ 440.781793][T12022] __lock_acquire+0x378/0xc10 [ 440.781904][T12022] lock_acquire.part.0+0xbc/0x260 [ 440.782018][T12022] _raw_write_lock+0x33/0x40 [ 440.782130][T12022] addrconf_rs_timer+0xb0/0x770 [ 440.782251][T12022] call_timer_fn+0x163/0x4f0 [ 440.782369][T12022] __run_timers+0x68f/0xab0 [ 440.782487][T12022] run_timer_softirq+0xf0/0x160 [ 440.782600][T12022] handle_softirqs+0x1d8/0x940 [ 440.782712][T12022] __irq_exit_rcu+0x103/0x1c0 [ 440.782828][T12022] irq_exit_rcu+0xe/0x30 [ 440.782940][T12022] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 440.783073][T12022] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 440.783208][T12022] pv_native_safe_halt+0xf/0x10 [ 440.783324][T12022] default_idle+0x9/0x10 [ 440.783436][T12022] default_idle_call+0x6e/0xb0 [ 440.783580][T12022] cpuidle_idle_call.constprop.0+0x237/0x410 [ 440.783784][T12022] do_idle+0xf5/0x160 [ 440.783942][T12022] cpu_startup_entry+0x53/0x70 [ 440.784104][T12022] start_secondary+0x204/0x2b0 [ 440.784268][T12022] common_startup_64+0x13e/0x148 [ 440.784433][T12022] IN-SOFTIRQ-R at: [ 440.784532][T12022] __lock_acquire+0x378/0xc10 [ 440.784698][T12022] lock_acquire.part.0+0xbc/0x260 [ 440.784869][T12022] _raw_read_lock_bh+0x44/0x80 [ 440.785033][T12022] ipv6_get_lladdr+0xa8/0x3f0 [ 440.785197][T12022] addrconf_rs_timer+0x251/0x770 [ 440.785359][T12022] call_timer_fn+0x163/0x4f0 [ 440.785525][T12022] __run_timers+0x68f/0xab0 [ 440.785688][T12022] run_timer_softirq+0xf0/0x160 [ 440.785857][T12022] handle_softirqs+0x1d8/0x940 [ 440.786019][T12022] __irq_exit_rcu+0x103/0x1c0 [ 440.786181][T12022] irq_exit_rcu+0xe/0x30 [ 440.786344][T12022] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 440.786546][T12022] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 440.786744][T12022] pv_native_safe_halt+0xf/0x10 [ 440.786917][T12022] default_idle+0x9/0x10 [ 440.787081][T12022] default_idle_call+0x6e/0xb0 [ 440.787245][T12022] cpuidle_idle_call.constprop.0+0x237/0x410 [ 440.787415][T12022] do_idle+0xf5/0x160 [ 440.787528][T12022] cpu_startup_entry+0x53/0x70 [ 440.787644][T12022] start_secondary+0x204/0x2b0 [ 440.787755][T12022] common_startup_64+0x13e/0x148 [ 440.787872][T12022] INITIAL USE at: [ 440.787938][T12022] __lock_acquire+0x378/0xc10 [ 440.788050][T12022] lock_acquire.part.0+0xbc/0x260 [ 440.788163][T12022] _raw_write_lock_bh+0x38/0x50 [ 440.788279][T12022] addrconf_permanent_addr+0x108/0x9c0 [ 440.788413][T12022] addrconf_notify+0x151/0xf30 [ 440.788524][T12022] notifier_call_chain+0xb0/0x320 [ 440.788634][T12022] __dev_notify_flags+0xde/0x280 [ 440.788747][T12022] netif_change_flags+0xfe/0x190 [ 440.788868][T12022] do_setlink.isra.0+0x1cc3/0x2750 [ 440.788978][T12022] rtnl_newlink+0x8d1/0xef0 [ 440.789088][T12022] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 440.789204][T12022] netlink_rcv_skb+0x14e/0x3a0 [ 440.789321][T12022] netlink_unicast+0x486/0x750 [ 440.789431][T12022] netlink_sendmsg+0x735/0xc60 [ 440.789543][T12022] ____sys_sendmsg+0x419/0x850 [ 440.789661][T12022] ___sys_sendmsg+0x14e/0x1d0 [ 440.789777][T12022] __sys_sendmsg+0x145/0x1f0 [ 440.789895][T12022] do_syscall_64+0x117/0x590 [ 440.790011][T12022] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 440.790143][T12022] INITIAL READ USE at: [ 440.790233][T12022] __lock_acquire+0x378/0xc10 [ 440.790395][T12022] lock_acquire.part.0+0xbc/0x260 [ 440.790594][T12022] _raw_read_lock_bh+0x44/0x80 [ 440.790772][T12022] inet6_fill_ifla6_attrs+0x1aee/0x21e0 [ 440.790970][T12022] inet6_fill_link_af+0x5c/0xe0 [ 440.791133][T12022] rtnl_fill_ifinfo.isra.0+0x1a45/0x2c20 [ 440.791330][T12022] rtnl_getlink+0x9c9/0xeb0 [ 440.791493][T12022] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 440.791658][T12022] netlink_rcv_skb+0x14e/0x3a0 [ 440.791828][T12022] netlink_unicast+0x486/0x750 [ 440.791984][T12022] netlink_sendmsg+0x735/0xc60 [ 440.792094][T12022] ____sys_sendmsg+0x419/0x850 [ 440.792204][T12022] ___sys_sendmsg+0x14e/0x1d0 [ 440.792321][T12022] __sys_sendmsg+0x145/0x1f0 [ 440.792433][T12022] do_syscall_64+0x117/0x590 [ 440.792544][T12022] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 440.792675][T12022] } [ 440.792722][T12022] ... key at: [] __key.37+0x0/0x40 [ 440.792864][T12022] ... acquired at: [ 440.792931][T12022] __lock_acquire+0x508/0xc10 [ 440.793025][T12022] lock_acquire.part.0+0xbc/0x260 [ 440.793112][T12022] _raw_spin_lock+0x33/0x40 [ 440.793201][T12022] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 440.793319][T12022] __ipv6_dev_ac_inc+0x57e/0x930 [ 440.793406][T12022] addrconf_join_anycast+0x1bc/0x260 [ 440.793497][T12022] __ipv6_ifa_notify+0x75b/0xad0 [ 440.793584][T12022] addrconf_dad_completed+0x14b/0xe10 [ 440.793678][T12022] addrconf_dad_work+0x3c1/0x930 [ 440.793772][T12022] process_one_work+0xdf8/0x1410 [ 440.793862][T12022] worker_thread+0x4f1/0xd60 [ 440.793950][T12022] kthread+0x367/0x460 [ 440.794018][T12022] ret_from_fork+0x474/0x6b0 [ 440.794108][T12022] ret_from_fork_asm+0x11/0x20 [ 440.794198][T12022] [ 440.794248][T12022] -> (acaddr_hash_lock){+.+.}-{3:3} { [ 440.794339][T12022] HARDIRQ-ON-W at: [ 440.794405][T12022] __lock_acquire+0x378/0xc10 [ 440.794518][T12022] lock_acquire.part.0+0xbc/0x260 [ 440.794629][T12022] _raw_spin_lock+0x33/0x40 [ 440.794741][T12022] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 440.794882][T12022] __ipv6_dev_ac_inc+0x57e/0x930 [ 440.794992][T12022] addrconf_join_anycast+0x1bc/0x260 [ 440.795104][T12022] __ipv6_ifa_notify+0x75b/0xad0 [ 440.795220][T12022] addrconf_dad_completed+0x14b/0xe10 [ 440.795382][T12022] addrconf_dad_work+0x3c1/0x930 [ 440.795547][T12022] process_one_work+0xdf8/0x1410 [ 440.795710][T12022] worker_thread+0x4f1/0xd60 [ 440.795882][T12022] kthread+0x367/0x460 [ 440.796014][T12022] ret_from_fork+0x474/0x6b0 [ 440.796186][T12022] ret_from_fork_asm+0x11/0x20 [ 440.796351][T12022] SOFTIRQ-ON-W at: [ 440.796451][T12022] __lock_acquire+0x378/0xc10 [ 440.796616][T12022] lock_acquire.part.0+0xbc/0x260 [ 440.796787][T12022] _raw_spin_lock+0x33/0x40 [ 440.796930][T12022] __ipv6_dev_ac_dec+0x236/0x5d0 [ 440.797047][T12022] addrconf_leave_anycast+0x1bc/0x260 [ 440.797159][T12022] __ipv6_ifa_notify+0x6b4/0xad0 [ 440.797274][T12022] addrconf_ifdown.isra.0+0xa70/0x15f0 [ 440.797384][T12022] addrconf_notify+0x2c8/0xf30 [ 440.797496][T12022] notifier_call_chain+0xb0/0x320 [ 440.797606][T12022] __dev_notify_flags+0x165/0x280 [ 440.797718][T12022] netif_change_flags+0xfe/0x190 [ 440.797836][T12022] do_setlink.isra.0+0x1cc3/0x2750 [ 440.797947][T12022] rtnl_newlink+0x8d1/0xef0 [ 440.798058][T12022] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 440.798169][T12022] netlink_rcv_skb+0x14e/0x3a0 [ 440.798284][T12022] netlink_unicast+0x486/0x750 [ 440.798396][T12022] netlink_sendmsg+0x735/0xc60 [ 440.798508][T12022] ____sys_sendmsg+0x419/0x850 [ 440.798620][T12022] ___sys_sendmsg+0x14e/0x1d0 [ 440.798734][T12022] __sys_sendmsg+0x145/0x1f0 [ 440.798848][T12022] do_syscall_64+0x117/0x590 [ 440.798960][T12022] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 440.799095][T12022] INITIAL USE at: [ 440.799163][T12022] __lock_acquire+0x378/0xc10 [ 440.799282][T12022] lock_acquire.part.0+0xbc/0x260 [ 440.799404][T12022] _raw_spin_lock+0x33/0x40 [ 440.799516][T12022] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 440.799647][T12022] __ipv6_dev_ac_inc+0x57e/0x930 [ 440.799767][T12022] addrconf_join_anycast+0x1bc/0x260 [ 440.799878][T12022] __ipv6_ifa_notify+0x75b/0xad0 [ 440.799989][T12022] addrconf_dad_completed+0x14b/0xe10 [ 440.800100][T12022] addrconf_dad_work+0x3c1/0x930 [ 440.800212][T12022] process_one_work+0xdf8/0x1410 [ 440.800327][T12022] worker_thread+0x4f1/0xd60 [ 440.800440][T12022] kthread+0x367/0x460 [ 440.800530][T12022] ret_from_fork+0x474/0x6b0 [ 440.800648][T12022] ret_from_fork_asm+0x11/0x20 [ 440.800821][T12022] } [ 440.800866][T12022] ... key at: [] acaddr_hash_lock+0x18/0x45a0 [ 440.801004][T12022] ... acquired at: [ 440.801070][T12022] mark_lock+0x1d7/0xa00 [ 440.801207][T12022] mark_usage+0x105/0x170 [ 440.801301][T12022] __lock_acquire+0x378/0xc10 [ 440.801390][T12022] lock_acquire.part.0+0xbc/0x260 [ 440.801479][T12022] _raw_spin_lock+0x33/0x40 [ 440.801620][T12022] __ipv6_dev_ac_dec+0x236/0x5d0 [ 440.801721][T12022] addrconf_leave_anycast+0x1bc/0x260 [ 440.801814][T12022] __ipv6_ifa_notify+0x6b4/0xad0 [ 440.801902][T12022] addrconf_ifdown.isra.0+0xa70/0x15f0 [ 440.802040][T12022] addrconf_notify+0x2c8/0xf30 [ 440.802130][T12022] notifier_call_chain+0xb0/0x320 [ 440.802219][T12022] __dev_notify_flags+0x165/0x280 [ 440.802345][T12022] netif_change_flags+0xfe/0x190 [ 440.802483][T12022] do_setlink.isra.0+0x1cc3/0x2750 [ 440.802612][T12022] rtnl_newlink+0x8d1/0xef0 [ 440.802718][T12022] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 440.802810][T12022] netlink_rcv_skb+0x14e/0x3a0 [ 440.802947][T12022] netlink_unicast+0x486/0x750 [ 440.803036][T12022] netlink_sendmsg+0x735/0xc60 [ 440.803124][T12022] ____sys_sendmsg+0x419/0x850 [ 440.803219][T12022] ___sys_sendmsg+0x14e/0x1d0 [ 440.803368][T12022] __sys_sendmsg+0x145/0x1f0 [ 440.803457][T12022] do_syscall_64+0x117/0x590 [ 440.803547][T12022] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 440.803657][T12022] [ 440.803702][T12022] [ 440.803702][T12022] stack backtrace: [ 440.803873][T12022] CPU: 0 UID: 0 PID: 12022 Comm: ip Not tainted 7.1.0-rc5-virtme #1 PREEMPT(full) [ 440.803876][T12022] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 440.803878][T12022] Call Trace: [ 440.803879][T12022] [ 440.803881][T12022] dump_stack_lvl+0x6f/0xa0 [ 440.803884][T12022] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 440.803888][T12022] mark_lock_irq+0x989/0x9c0 [ 440.803891][T12022] mark_lock+0x1d7/0xa00 [ 440.803892][T12022] mark_usage+0x105/0x170 [ 440.803894][T12022] __lock_acquire+0x378/0xc10 [ 440.803896][T12022] lock_acquire.part.0+0xbc/0x260 [ 440.803897][T12022] ? __ipv6_dev_ac_dec+0x236/0x5d0 [ 440.803899][T12022] ? rcu_is_watching+0x15/0xd0 [ 440.803902][T12022] ? do_raw_read_unlock+0x70/0x70 [ 440.803904][T12022] ? lock_acquire+0x134/0x160 [ 440.803906][T12022] _raw_spin_lock+0x33/0x40 [ 440.803908][T12022] ? __ipv6_dev_ac_dec+0x236/0x5d0 [ 440.803909][T12022] __ipv6_dev_ac_dec+0x236/0x5d0 [ 440.803911][T12022] addrconf_leave_anycast+0x1bc/0x260 [ 440.803913][T12022] ? inet6_dump_ifinfo+0x6e0/0x6e0 [ 440.803915][T12022] ? __ipv6_isatap_ifid+0x210/0x210 [ 440.803917][T12022] ? nlmsg_notify+0x62/0x250 [ 440.803919][T12022] __ipv6_ifa_notify+0x6b4/0xad0 [ 440.803921][T12022] ? cleanup_prefix_route+0x550/0x550 [ 440.803923][T12022] ? find_held_lock+0x2b/0x80 [ 440.803926][T12022] ? __lock_release.isra.0+0x6b/0x1a0 [ 440.803927][T12022] ? __rwlock_init+0x150/0x150 [ 440.803929][T12022] ? mark_held_locks+0x40/0x70 [ 440.803931][T12022] ? addrconf_ifdown.isra.0+0xa70/0x15f0 [ 440.803933][T12022] addrconf_ifdown.isra.0+0xa70/0x15f0 [ 440.803935][T12022] ? addrconf_dad_run+0x1b0/0x1b0 [ 440.803937][T12022] ? neigh_flush_one+0x580/0x580 [ 440.803940][T12022] ? mark_held_locks+0x40/0x70 [ 440.803942][T12022] addrconf_notify+0x2c8/0xf30 [ 440.803944][T12022] ? team_port_get_rtnl+0x65/0xc0 [ 440.803947][T12022] notifier_call_chain+0xb0/0x320 [ 440.803949][T12022] __dev_notify_flags+0x165/0x280 [ 440.803951][T12022] ? netif_change_name+0x8c0/0x8c0 [ 440.803953][T12022] ? netif_set_allmulti+0x250/0x250 [ 440.803954][T12022] ? is_bpf_text_address+0x68/0x110 [ 440.803958][T12022] netif_change_flags+0xfe/0x190 [ 440.803959][T12022] do_setlink.isra.0+0x1cc3/0x2750 [ 440.803962][T12022] ? rtnl_link_get_size+0x350/0x350 [ 440.803964][T12022] ? rcu_lockdep_current_cpu_online+0x39/0x1b0 [ 440.803966][T12022] ? rcu_read_lock_any_held+0x3c/0x90 [ 440.803968][T12022] ? validate_chain+0x38b/0xc20 [ 440.803969][T12022] ? rcu_read_lock_any_held+0x66/0x90 [ 440.803971][T12022] ? stack_depot_save_flags+0x367/0x770 [ 440.803974][T12022] ? __kernel_text_address+0x12/0x30 [ 440.803976][T12022] ? __lock_acquire+0x508/0xc10 [ 440.803978][T12022] ? lock_acquire.part.0+0xbc/0x260 [ 440.803979][T12022] ? rtnl_newlink+0x883/0xef0 [ 440.803981][T12022] ? rcu_is_watching+0x15/0xd0 [ 440.803983][T12022] ? lock_acquire+0x134/0x160 [ 440.803984][T12022] ? rcu_is_watching+0x15/0xd0 [ 440.803985][T12022] ? rcu_is_watching+0x15/0xd0 [ 440.803987][T12022] ? trace_contention_end+0xb3/0x1a0 [ 440.803990][T12022] ? __mutex_lock+0x1db/0x2010 [ 440.803991][T12022] ? __mutex_lock+0x9b2/0x2010 [ 440.803993][T12022] ? rtnl_newlink+0x883/0xef0 [ 440.803995][T12022] ? ww_mutex_lock+0x160/0x160 [ 440.803997][T12022] ? __rtnl_newlink+0x3fa/0xa50 [ 440.803999][T12022] rtnl_newlink+0x8d1/0xef0 [ 440.804001][T12022] ? lock_acquire.part.0+0xbc/0x260 [ 440.804002][T12022] ? find_held_lock+0x2b/0x80 [ 440.804004][T12022] ? __rtnl_newlink+0xa50/0xa50 [ 440.804006][T12022] ? mark_usage+0x61/0x170 [ 440.804007][T12022] ? __lock_release.isra.0+0x6b/0x1a0 [ 440.804009][T12022] ? lock_acquire.part.0+0xbc/0x260 [ 440.804010][T12022] ? find_held_lock+0x2b/0x80 [ 440.804012][T12022] ? __rtnl_newlink+0xa50/0xa50 [ 440.804014][T12022] ? __lock_release.isra.0+0x6b/0x1a0 [ 440.804015][T12022] ? __rtnl_newlink+0xa50/0xa50 [ 440.804017][T12022] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 440.804018][T12022] ? validate_chain+0x38b/0xc20 [ 440.804020][T12022] ? rtnl_link_fill+0x920/0x920 [ 440.804021][T12022] ? __lock_acquire+0x508/0xc10 [ 440.804023][T12022] ? lock_acquire.part.0+0xbc/0x260 [ 440.804024][T12022] ? find_held_lock+0x2b/0x80 [ 440.804027][T12022] netlink_rcv_skb+0x14e/0x3a0 [ 440.804028][T12022] ? rtnl_link_fill+0x920/0x920 [ 440.804030][T12022] ? netlink_ack+0xcf0/0xcf0 [ 440.804033][T12022] ? netlink_deliver_tap+0xc5/0x330 [ 440.804035][T12022] ? netlink_deliver_tap+0x13c/0x330 [ 440.804037][T12022] netlink_unicast+0x486/0x750 [ 440.804039][T12022] ? netlink_attachskb+0x810/0x810 [ 440.804041][T12022] ? __lock_acquire+0x508/0xc10 [ 440.804043][T12022] netlink_sendmsg+0x735/0xc60 [ 440.804045][T12022] ? netlink_unicast+0x750/0x750 [ 440.804047][T12022] ? __might_fault+0x97/0x140 [ 440.804050][T12022] ____sys_sendmsg+0x419/0x850 [ 440.804052][T12022] ? copy_msghdr_from_user+0x2a0/0x460 [ 440.804054][T12022] ? get_timestamp.constprop.0+0x390/0x390 [ 440.804056][T12022] ? move_addr_to_kernel+0x40/0x40 [ 440.804058][T12022] ? stack_depot_save_flags+0x367/0x770 [ 440.804059][T12022] ? validate_chain+0x38b/0xc20 [ 440.804061][T12022] ___sys_sendmsg+0x14e/0x1d0 [ 440.804063][T12022] ? __call_rcu_common.constprop.0+0xb2/0xa10 [ 440.804065][T12022] ? copy_msghdr_from_user+0x460/0x460 [ 440.804070][T12022] __sys_sendmsg+0x145/0x1f0 [ 440.804072][T12022] ? __sys_sendmsg_sock+0x20/0x20 [ 440.804073][T12022] ? __call_rcu_common.constprop.0+0x3d1/0xa10 [ 440.804075][T12022] ? do_raw_spin_unlock+0x59/0x250 [ 440.804077][T12022] ? rcu_is_watching+0x15/0xd0 [ 440.804079][T12022] do_syscall_64+0x117/0x590 [ 440.804080][T12022] ? trace_hardirqs_off+0xd/0x30 [ 440.804083][T12022] ? exc_page_fault+0xee/0x100 [ 440.804085][T12022] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 440.804087][T12022] RIP: 0033:0x7f4bfd2f408e [ 440.804090][T12022] 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 [ 440.804092][T12022] RSP: 002b:00007ffe07c85890 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 440.804095][T12022] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4bfd2f408e [ 440.804096][T12022] RDX: 0000000000000000 RSI: 00007ffe07c85940 RDI: 0000000000000005 [ 440.804097][T12022] RBP: 00007ffe07c858a0 R08: 0000000000000000 R09: 0000000000000000 [ 440.804098][T12022] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a192f30 [ 440.804099][T12022] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe07c86000 [ 440.804101][T12022] [ 440.818909][T12022] ip (12022) used greatest stack depth: 23592 bytes left [ 441.243030][T12042] br1: port 4(veth2) entered disabled state [ 441.259351][T12043] veth2: left allmulticast mode [ 441.259552][T12043] veth2: left promiscuous mode [ 441.259847][T12043] br1: port 4(veth2) entered disabled state [ 441.315992][T12046] br1: port 3(veth1) entered disabled state [ 441.336718][T12047] veth1: left allmulticast mode [ 441.336868][T12047] veth1: left promiscuous mode [ 441.337086][T12047] br1: port 3(veth1) entered disabled state [ 441.383090][T12049] vx20: left allmulticast mode [ 441.383235][T12049] vx20: left promiscuous mode [ 441.383472][T12049] br1: port 2(vx20) entered disabled state [ 441.474195][T12053] vx10: left allmulticast mode [ 441.474358][T12053] vx10: left promiscuous mode [ 441.474577][T12053] br1: port 1(vx10) entered disabled state