[ 1254.879685][ T7074] br1: port 1(vx10) entered blocking state [ 1254.879906][ T7074] br1: port 1(vx10) entered disabled state [ 1254.880092][ T7074] vx10: entered allmulticast mode [ 1254.881540][ T7074] vx10: entered promiscuous mode [ 1254.881897][ T7074] br1: port 1(vx10) entered blocking state [ 1254.882072][ T7074] br1: port 1(vx10) entered forwarding state [ 1255.001535][ T7079] br1: port 2(vx20) entered blocking state [ 1255.001752][ T7079] br1: port 2(vx20) entered disabled state [ 1255.001941][ T7079] vx20: entered allmulticast mode [ 1255.003805][ T7079] vx20: entered promiscuous mode [ 1255.004177][ T7079] br1: port 2(vx20) entered blocking state [ 1255.004354][ T7079] br1: port 2(vx20) entered forwarding state [ 1255.060135][ T7081] br1: port 3(veth1) entered blocking state [ 1255.060336][ T7081] br1: port 3(veth1) entered disabled state [ 1255.060532][ T7081] veth1: entered allmulticast mode [ 1255.061968][ T7081] veth1: entered promiscuous mode [ 1255.093194][ T5878] br1: port 3(veth1) entered blocking state [ 1255.093415][ T5878] br1: port 3(veth1) entered forwarding state [ 1255.126373][ T7084] br1: port 4(veth2) entered blocking state [ 1255.126572][ T7084] br1: port 4(veth2) entered disabled state [ 1255.126759][ T7084] veth2: entered allmulticast mode [ 1255.128186][ T7084] veth2: entered promiscuous mode [ 1255.151308][ T5537] br1: port 4(veth2) entered blocking state [ 1255.151501][ T5537] br1: port 4(veth2) entered forwarding state [ 1255.262229][ T7090] br1: port 5(vx4001) entered blocking state [ 1255.262439][ T7090] br1: port 5(vx4001) entered disabled state [ 1255.262853][ T7090] vx4001: entered allmulticast mode [ 1255.264312][ T7090] vx4001: entered promiscuous mode [ 1255.264655][ T7090] br1: port 5(vx4001) entered blocking state [ 1255.264824][ T7090] br1: port 5(vx4001) entered forwarding state [ 1255.575870][ T1457] br1: entered promiscuous mode [ 1257.389761][ T7192] br1: port 1(vx10) entered blocking state [ 1257.389987][ T7192] br1: port 1(vx10) entered disabled state [ 1257.390165][ T7192] vx10: entered allmulticast mode [ 1257.392072][ T7192] vx10: entered promiscuous mode [ 1257.392496][ T7192] br1: port 1(vx10) entered blocking state [ 1257.392671][ T7192] br1: port 1(vx10) entered forwarding state [ 1257.496977][ T7196] br1: port 2(vx20) entered blocking state [ 1257.497190][ T7196] br1: port 2(vx20) entered disabled state [ 1257.497366][ T7196] vx20: entered allmulticast mode [ 1257.498792][ T7196] vx20: entered promiscuous mode [ 1257.499124][ T7196] br1: port 2(vx20) entered blocking state [ 1257.499292][ T7196] br1: port 2(vx20) entered forwarding state [ 1257.599532][ T7200] br1: port 3(vx4001) entered blocking state [ 1257.599725][ T7200] br1: port 3(vx4001) entered disabled state [ 1257.599906][ T7200] vx4001: entered allmulticast mode [ 1257.601307][ T7200] vx4001: entered promiscuous mode [ 1257.601625][ T7200] br1: port 3(vx4001) entered blocking state [ 1257.601792][ T7200] br1: port 3(vx4001) entered forwarding state [ 1257.662271][ T7202] br1: port 4(w1) entered blocking state [ 1257.662424][ T7202] br1: port 4(w1) entered disabled state [ 1257.662590][ T7202] w1: entered allmulticast mode [ 1257.664007][ T7202] w1: entered promiscuous mode [ 1257.685639][ T5878] br1: port 4(w1) entered blocking state [ 1257.685789][ T5878] br1: port 4(w1) entered forwarding state [ 1257.765110][ T7205] br1: port 5(w3) entered blocking state [ 1257.765292][ T7205] br1: port 5(w3) entered disabled state [ 1257.765460][ T7205] w3: entered allmulticast mode [ 1257.766945][ T7205] w3: entered promiscuous mode [ 1257.798818][ T93] br1: port 5(w3) entered blocking state [ 1257.799066][ T93] br1: port 5(w3) entered forwarding state [ 1258.105432][ T3386] br1: entered promiscuous mode [ 1258.495802][ C0] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 1258.791789][ C0] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 1258.983890][ C0] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 1258.984545][ C0] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 1258.984927][ C0] IPv6: vlan10-v: IPv6 duplicate address fe80::200:5eff:fe00:101 used by 00:00:5e:00:01:01 detected! [ 1259.239970][ C0] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 1259.240929][ C0] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 1259.575782][ C0] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 1263.976022][ C0] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 1270.375455][ T68] w3: left allmulticast mode [ 1270.375912][ T68] w3: left promiscuous mode [ 1270.376157][ T68] br1: port 5(w3) entered disabled state [ 1270.378811][ T68] w1: left allmulticast mode [ 1270.379180][ T68] w1: left promiscuous mode [ 1270.379792][ T68] br1: port 4(w1) entered disabled state [ 1270.383501][ T68] vx4001: left allmulticast mode [ 1270.383654][ T68] vx4001: left promiscuous mode [ 1270.383885][ T68] br1: port 3(vx4001) entered disabled state [ 1270.386087][ T68] vx20: left allmulticast mode [ 1270.386297][ T68] vx20: left promiscuous mode [ 1270.387194][ T68] br1: port 2(vx20) entered disabled state [ 1270.404028][ T68] vx10: left allmulticast mode [ 1270.404169][ T68] vx10: left promiscuous mode [ 1270.404372][ T68] br1: port 1(vx10) entered disabled state [ 1270.582517][ T7401] [ 1270.582607][ T7401] ======================================================== [ 1270.582740][ T7401] WARNING: possible irq lock inversion dependency detected [ 1270.582870][ T7401] 7.1.0-rc5-virtme #1 Not tainted [ 1270.582966][ T7401] -------------------------------------------------------- [ 1270.583100][ T7401] ip/7401 just changed the state of lock: [ 1270.583190][ T7401] ffffffff8ad7e8b8 (acaddr_hash_lock){+.+.}-{3:3}, at: __ipv6_dev_ac_dec+0x236/0x5d0 [ 1270.583355][ T7401] but this lock was taken by another, SOFTIRQ-safe lock in the past: [ 1270.583491][ T7401] (&ndev->lock){++--}-{3:3} [ 1270.583494][ T7401] [ 1270.583494][ T7401] [ 1270.583494][ T7401] and interrupts could create inverse lock ordering between them. [ 1270.583494][ T7401] [ 1270.583820][ T7401] [ 1270.583820][ T7401] other info that might help us debug this: [ 1270.583956][ T7401] Possible interrupt unsafe locking scenario: [ 1270.583956][ T7401] [ 1270.584092][ T7401] CPU0 CPU1 [ 1270.584184][ T7401] ---- ---- [ 1270.584272][ T7401] lock(acaddr_hash_lock); [ 1270.584364][ T7401] local_irq_disable(); [ 1270.584475][ T7401] lock(&ndev->lock); [ 1270.584591][ T7401] lock(acaddr_hash_lock); [ 1270.584700][ T7401] [ 1270.584768][ T7401] lock(&ndev->lock); [ 1270.584837][ T7401] [ 1270.584837][ T7401] *** DEADLOCK *** [ 1270.584837][ T7401] [ 1270.584975][ T7401] 1 lock held by ip/7401: [ 1270.585044][ T7401] #0: ffffffff8ac8c9c0 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x883/0xef0 [ 1270.585204][ T7401] [ 1270.585204][ T7401] the shortest dependencies between 2nd lock and 1st lock: [ 1270.585359][ T7401] -> (&ndev->lock){++--}-{3:3} { [ 1270.585450][ T7401] HARDIRQ-ON-W at: [ 1270.585517][ T7401] __lock_acquire+0x378/0xc10 [ 1270.585635][ T7401] lock_acquire.part.0+0xbc/0x260 [ 1270.585746][ T7401] _raw_write_lock_bh+0x38/0x50 [ 1270.585862][ T7401] addrconf_permanent_addr+0x108/0x9c0 [ 1270.585996][ T7401] addrconf_notify+0x151/0xf30 [ 1270.586107][ T7401] notifier_call_chain+0xb0/0x320 [ 1270.586215][ T7401] __dev_notify_flags+0xde/0x280 [ 1270.586325][ T7401] netif_change_flags+0xfe/0x190 [ 1270.586435][ T7401] do_setlink.isra.0+0x1cc3/0x2750 [ 1270.586544][ T7401] rtnl_newlink+0x8d1/0xef0 [ 1270.586656][ T7401] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 1270.586764][ T7401] netlink_rcv_skb+0x14e/0x3a0 [ 1270.586878][ T7401] netlink_unicast+0x486/0x750 [ 1270.586993][ T7401] netlink_sendmsg+0x735/0xc60 [ 1270.587126][ T7401] ____sys_sendmsg+0x419/0x850 [ 1270.587243][ T7401] ___sys_sendmsg+0x14e/0x1d0 [ 1270.587351][ T7401] __sys_sendmsg+0x145/0x1f0 [ 1270.587459][ T7401] do_syscall_64+0x117/0x590 [ 1270.587569][ T7401] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1270.587703][ T7401] HARDIRQ-ON-R at: [ 1270.587768][ T7401] __lock_acquire+0x378/0xc10 [ 1270.587875][ T7401] lock_acquire.part.0+0xbc/0x260 [ 1270.587991][ T7401] _raw_read_lock_bh+0x44/0x80 [ 1270.588103][ T7401] inet6_fill_ifla6_attrs+0x1aee/0x21e0 [ 1270.588232][ T7401] inet6_fill_link_af+0x5c/0xe0 [ 1270.588341][ T7401] rtnl_fill_ifinfo.isra.0+0x1a45/0x2c20 [ 1270.588471][ T7401] rtnl_getlink+0x9c9/0xeb0 [ 1270.588582][ T7401] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 1270.588689][ T7401] netlink_rcv_skb+0x14e/0x3a0 [ 1270.588796][ T7401] netlink_unicast+0x486/0x750 [ 1270.588911][ T7401] netlink_sendmsg+0x735/0xc60 [ 1270.589025][ T7401] ____sys_sendmsg+0x419/0x850 [ 1270.589138][ T7401] ___sys_sendmsg+0x14e/0x1d0 [ 1270.589246][ T7401] __sys_sendmsg+0x145/0x1f0 [ 1270.589355][ T7401] do_syscall_64+0x117/0x590 [ 1270.589464][ T7401] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1270.589603][ T7401] IN-SOFTIRQ-W at: [ 1270.589668][ T7401] __lock_acquire+0x378/0xc10 [ 1270.589778][ T7401] lock_acquire.part.0+0xbc/0x260 [ 1270.589904][ T7401] _raw_write_lock+0x33/0x40 [ 1270.590012][ T7401] addrconf_rs_timer+0xb0/0x770 [ 1270.590123][ T7401] call_timer_fn+0x163/0x4f0 [ 1270.590233][ T7401] __run_timers+0x68f/0xab0 [ 1270.590345][ T7401] run_timer_softirq+0xf0/0x160 [ 1270.590453][ T7401] handle_softirqs+0x1d8/0x940 [ 1270.590569][ T7401] __irq_exit_rcu+0x103/0x1c0 [ 1270.590687][ T7401] irq_exit_rcu+0xe/0x30 [ 1270.590797][ T7401] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 1270.590936][ T7401] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 1270.591068][ T7401] pv_native_safe_halt+0xf/0x10 [ 1270.591177][ T7401] default_idle+0x9/0x10 [ 1270.591285][ T7401] default_idle_call+0x6e/0xb0 [ 1270.591396][ T7401] cpuidle_idle_call.constprop.0+0x237/0x410 [ 1270.591526][ T7401] do_idle+0xf5/0x160 [ 1270.591640][ T7401] cpu_startup_entry+0x53/0x70 [ 1270.591748][ T7401] rest_init+0x1f7/0x200 [ 1270.591858][ T7401] start_kernel+0x3ad/0x3b0 [ 1270.591973][ T7401] x86_64_start_reservations+0x24/0x30 [ 1270.592105][ T7401] x86_64_start_kernel+0x12b/0x130 [ 1270.592214][ T7401] common_startup_64+0x13e/0x148 [ 1270.592324][ T7401] IN-SOFTIRQ-R at: [ 1270.592390][ T7401] __lock_acquire+0x378/0xc10 [ 1270.592503][ T7401] lock_acquire.part.0+0xbc/0x260 [ 1270.592616][ T7401] _raw_read_lock_bh+0x44/0x80 [ 1270.592724][ T7401] ipv6_get_lladdr+0xa8/0x3f0 [ 1270.592832][ T7401] addrconf_rs_timer+0x251/0x770 [ 1270.592951][ T7401] call_timer_fn+0x163/0x4f0 [ 1270.593064][ T7401] __run_timers+0x68f/0xab0 [ 1270.593171][ T7401] run_timer_softirq+0xf0/0x160 [ 1270.593279][ T7401] handle_softirqs+0x1d8/0x940 [ 1270.593387][ T7401] __irq_exit_rcu+0x103/0x1c0 [ 1270.593499][ T7401] irq_exit_rcu+0xe/0x30 [ 1270.593614][ T7401] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 1270.593745][ T7401] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 1270.593876][ T7401] pv_native_safe_halt+0xf/0x10 [ 1270.593989][ T7401] default_idle+0x9/0x10 [ 1270.594097][ T7401] default_idle_call+0x6e/0xb0 [ 1270.594208][ T7401] cpuidle_idle_call.constprop.0+0x237/0x410 [ 1270.594341][ T7401] do_idle+0xf5/0x160 [ 1270.594448][ T7401] cpu_startup_entry+0x53/0x70 [ 1270.594555][ T7401] rest_init+0x1f7/0x200 [ 1270.594671][ T7401] start_kernel+0x3ad/0x3b0 [ 1270.594782][ T7401] x86_64_start_reservations+0x24/0x30 [ 1270.594919][ T7401] x86_64_start_kernel+0x12b/0x130 [ 1270.595031][ T7401] common_startup_64+0x13e/0x148 [ 1270.595139][ T7401] INITIAL USE at: [ 1270.595205][ T7401] __lock_acquire+0x378/0xc10 [ 1270.595314][ T7401] lock_acquire.part.0+0xbc/0x260 [ 1270.595423][ T7401] _raw_write_lock_bh+0x38/0x50 [ 1270.595532][ T7401] addrconf_permanent_addr+0x108/0x9c0 [ 1270.595666][ T7401] addrconf_notify+0x151/0xf30 [ 1270.595774][ T7401] notifier_call_chain+0xb0/0x320 [ 1270.595887][ T7401] __dev_notify_flags+0xde/0x280 [ 1270.595995][ T7401] netif_change_flags+0xfe/0x190 [ 1270.596106][ T7401] do_setlink.isra.0+0x1cc3/0x2750 [ 1270.596218][ T7401] rtnl_newlink+0x8d1/0xef0 [ 1270.596330][ T7401] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 1270.596438][ T7401] netlink_rcv_skb+0x14e/0x3a0 [ 1270.596546][ T7401] netlink_unicast+0x486/0x750 [ 1270.596659][ T7401] netlink_sendmsg+0x735/0xc60 [ 1270.596769][ T7401] ____sys_sendmsg+0x419/0x850 [ 1270.596884][ T7401] ___sys_sendmsg+0x14e/0x1d0 [ 1270.596994][ T7401] __sys_sendmsg+0x145/0x1f0 [ 1270.597103][ T7401] do_syscall_64+0x117/0x590 [ 1270.597214][ T7401] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1270.597344][ T7401] INITIAL READ USE at: [ 1270.597429][ T7401] __lock_acquire+0x378/0xc10 [ 1270.597542][ T7401] lock_acquire.part.0+0xbc/0x260 [ 1270.597671][ T7401] _raw_read_lock_bh+0x44/0x80 [ 1270.597780][ T7401] inet6_fill_ifla6_attrs+0x1aee/0x21e0 [ 1270.597919][ T7401] inet6_fill_link_af+0x5c/0xe0 [ 1270.598028][ T7401] rtnl_fill_ifinfo.isra.0+0x1a45/0x2c20 [ 1270.598158][ T7401] rtnl_getlink+0x9c9/0xeb0 [ 1270.598269][ T7401] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 1270.598377][ T7401] netlink_rcv_skb+0x14e/0x3a0 [ 1270.598487][ T7401] netlink_unicast+0x486/0x750 [ 1270.598597][ T7401] netlink_sendmsg+0x735/0xc60 [ 1270.598706][ T7401] ____sys_sendmsg+0x419/0x850 [ 1270.598814][ T7401] ___sys_sendmsg+0x14e/0x1d0 [ 1270.598932][ T7401] __sys_sendmsg+0x145/0x1f0 [ 1270.599041][ T7401] do_syscall_64+0x117/0x590 [ 1270.599152][ T7401] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1270.599285][ T7401] } [ 1270.599330][ T7401] ... key at: [] __key.37+0x0/0x40 [ 1270.599466][ T7401] ... acquired at: [ 1270.599532][ T7401] __lock_acquire+0x508/0xc10 [ 1270.599627][ T7401] lock_acquire.part.0+0xbc/0x260 [ 1270.599713][ T7401] _raw_spin_lock+0x33/0x40 [ 1270.599800][ T7401] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 1270.599916][ T7401] __ipv6_dev_ac_inc+0x57e/0x930 [ 1270.600006][ T7401] addrconf_join_anycast+0x1bc/0x260 [ 1270.600096][ T7401] __ipv6_ifa_notify+0x75b/0xad0 [ 1270.600184][ T7401] addrconf_dad_completed+0x14b/0xe10 [ 1270.600274][ T7401] addrconf_dad_work+0x3c1/0x930 [ 1270.600364][ T7401] process_one_work+0xdf8/0x1410 [ 1270.600451][ T7401] worker_thread+0x4f1/0xd60 [ 1270.600536][ T7401] kthread+0x367/0x460 [ 1270.600604][ T7401] ret_from_fork+0x474/0x6b0 [ 1270.600691][ T7401] ret_from_fork_asm+0x11/0x20 [ 1270.600778][ T7401] [ 1270.600824][ T7401] -> (acaddr_hash_lock){+.+.}-{3:3} { [ 1270.600917][ T7401] HARDIRQ-ON-W at: [ 1270.600982][ T7401] __lock_acquire+0x378/0xc10 [ 1270.601093][ T7401] lock_acquire.part.0+0xbc/0x260 [ 1270.601201][ T7401] _raw_spin_lock+0x33/0x40 [ 1270.601312][ T7401] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 1270.601443][ T7401] __ipv6_dev_ac_inc+0x57e/0x930 [ 1270.601550][ T7401] addrconf_join_anycast+0x1bc/0x260 [ 1270.601665][ T7401] __ipv6_ifa_notify+0x75b/0xad0 [ 1270.601776][ T7401] addrconf_dad_completed+0x14b/0xe10 [ 1270.601891][ T7401] addrconf_dad_work+0x3c1/0x930 [ 1270.602003][ T7401] process_one_work+0xdf8/0x1410 [ 1270.602111][ T7401] worker_thread+0x4f1/0xd60 [ 1270.602220][ T7401] kthread+0x367/0x460 [ 1270.602308][ T7401] ret_from_fork+0x474/0x6b0 [ 1270.602418][ T7401] ret_from_fork_asm+0x11/0x20 [ 1270.602526][ T7401] SOFTIRQ-ON-W at: [ 1270.602597][ T7401] __lock_acquire+0x378/0xc10 [ 1270.602704][ T7401] lock_acquire.part.0+0xbc/0x260 [ 1270.602812][ T7401] _raw_spin_lock+0x33/0x40 [ 1270.602936][ T7401] __ipv6_dev_ac_dec+0x236/0x5d0 [ 1270.603045][ T7401] addrconf_leave_anycast+0x1bc/0x260 [ 1270.603156][ T7401] __ipv6_ifa_notify+0x6b4/0xad0 [ 1270.603268][ T7401] addrconf_ifdown.isra.0+0xa70/0x15f0 [ 1270.603381][ T7401] addrconf_notify+0x2c8/0xf30 [ 1270.603490][ T7401] notifier_call_chain+0xb0/0x320 [ 1270.603605][ T7401] __dev_notify_flags+0x165/0x280 [ 1270.603715][ T7401] netif_change_flags+0xfe/0x190 [ 1270.603826][ T7401] do_setlink.isra.0+0x1cc3/0x2750 [ 1270.603939][ T7401] rtnl_newlink+0x8d1/0xef0 [ 1270.604048][ T7401] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 1270.604157][ T7401] netlink_rcv_skb+0x14e/0x3a0 [ 1270.604267][ T7401] netlink_unicast+0x486/0x750 [ 1270.604374][ T7401] netlink_sendmsg+0x735/0xc60 [ 1270.604483][ T7401] ____sys_sendmsg+0x419/0x850 [ 1270.604595][ T7401] ___sys_sendmsg+0x14e/0x1d0 [ 1270.604705][ T7401] __sys_sendmsg+0x145/0x1f0 [ 1270.604814][ T7401] do_syscall_64+0x117/0x590 [ 1270.604928][ T7401] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1270.605059][ T7401] INITIAL USE at: [ 1270.605126][ T7401] __lock_acquire+0x378/0xc10 [ 1270.605235][ T7401] lock_acquire.part.0+0xbc/0x260 [ 1270.605344][ T7401] _raw_spin_lock+0x33/0x40 [ 1270.605452][ T7401] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 1270.605584][ T7401] __ipv6_dev_ac_inc+0x57e/0x930 [ 1270.605695][ T7401] addrconf_join_anycast+0x1bc/0x260 [ 1270.605804][ T7401] __ipv6_ifa_notify+0x75b/0xad0 [ 1270.605925][ T7401] addrconf_dad_completed+0x14b/0xe10 [ 1270.606034][ T7401] addrconf_dad_work+0x3c1/0x930 [ 1270.606144][ T7401] process_one_work+0xdf8/0x1410 [ 1270.606255][ T7401] worker_thread+0x4f1/0xd60 [ 1270.606366][ T7401] kthread+0x367/0x460 [ 1270.606454][ T7401] ret_from_fork+0x474/0x6b0 [ 1270.606562][ T7401] ret_from_fork_asm+0x11/0x20 [ 1270.606674][ T7401] } [ 1270.606717][ T7401] ... key at: [] acaddr_hash_lock+0x18/0x45a0 [ 1270.606847][ T7401] ... acquired at: [ 1270.606917][ T7401] mark_lock+0x1d7/0xa00 [ 1270.607008][ T7401] mark_usage+0x105/0x170 [ 1270.607094][ T7401] __lock_acquire+0x378/0xc10 [ 1270.607181][ T7401] lock_acquire.part.0+0xbc/0x260 [ 1270.607269][ T7401] _raw_spin_lock+0x33/0x40 [ 1270.607356][ T7401] __ipv6_dev_ac_dec+0x236/0x5d0 [ 1270.607443][ T7401] addrconf_leave_anycast+0x1bc/0x260 [ 1270.607534][ T7401] __ipv6_ifa_notify+0x6b4/0xad0 [ 1270.607624][ T7401] addrconf_ifdown.isra.0+0xa70/0x15f0 [ 1270.607711][ T7401] addrconf_notify+0x2c8/0xf30 [ 1270.607800][ T7401] notifier_call_chain+0xb0/0x320 [ 1270.607889][ T7401] __dev_notify_flags+0x165/0x280 [ 1270.607977][ T7401] netif_change_flags+0xfe/0x190 [ 1270.608064][ T7401] do_setlink.isra.0+0x1cc3/0x2750 [ 1270.608154][ T7401] rtnl_newlink+0x8d1/0xef0 [ 1270.608241][ T7401] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 1270.608328][ T7401] netlink_rcv_skb+0x14e/0x3a0 [ 1270.608415][ T7401] netlink_unicast+0x486/0x750 [ 1270.608504][ T7401] netlink_sendmsg+0x735/0xc60 [ 1270.608594][ T7401] ____sys_sendmsg+0x419/0x850 [ 1270.608685][ T7401] ___sys_sendmsg+0x14e/0x1d0 [ 1270.608772][ T7401] __sys_sendmsg+0x145/0x1f0 [ 1270.608858][ T7401] do_syscall_64+0x117/0x590 [ 1270.608954][ T7401] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1270.609063][ T7401] [ 1270.609106][ T7401] [ 1270.609106][ T7401] stack backtrace: [ 1270.609218][ T7401] CPU: 0 UID: 0 PID: 7401 Comm: ip Not tainted 7.1.0-rc5-virtme #1 PREEMPT(full) [ 1270.609221][ T7401] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1270.609223][ T7401] Call Trace: [ 1270.609224][ T7401] [ 1270.609226][ T7401] dump_stack_lvl+0x6f/0xa0 [ 1270.609230][ T7401] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 1270.609233][ T7401] mark_lock_irq+0x989/0x9c0 [ 1270.609236][ T7401] mark_lock+0x1d7/0xa00 [ 1270.609238][ T7401] mark_usage+0x105/0x170 [ 1270.609239][ T7401] __lock_acquire+0x378/0xc10 [ 1270.609241][ T7401] lock_acquire.part.0+0xbc/0x260 [ 1270.609243][ T7401] ? __ipv6_dev_ac_dec+0x236/0x5d0 [ 1270.609245][ T7401] ? rcu_is_watching+0x15/0xd0 [ 1270.609248][ T7401] ? do_raw_read_unlock+0x70/0x70 [ 1270.609250][ T7401] ? lock_acquire+0x134/0x160 [ 1270.609252][ T7401] _raw_spin_lock+0x33/0x40 [ 1270.609253][ T7401] ? __ipv6_dev_ac_dec+0x236/0x5d0 [ 1270.609255][ T7401] __ipv6_dev_ac_dec+0x236/0x5d0 [ 1270.609257][ T7401] addrconf_leave_anycast+0x1bc/0x260 [ 1270.609259][ T7401] ? inet6_dump_ifinfo+0x6e0/0x6e0 [ 1270.609261][ T7401] ? __ipv6_isatap_ifid+0x210/0x210 [ 1270.609263][ T7401] ? nlmsg_notify+0x62/0x250 [ 1270.609265][ T7401] __ipv6_ifa_notify+0x6b4/0xad0 [ 1270.609267][ T7401] ? cleanup_prefix_route+0x550/0x550 [ 1270.609269][ T7401] ? find_held_lock+0x2b/0x80 [ 1270.609272][ T7401] ? __lock_release.isra.0+0x6b/0x1a0 [ 1270.609273][ T7401] ? __rwlock_init+0x150/0x150 [ 1270.609275][ T7401] ? mark_held_locks+0x40/0x70 [ 1270.609277][ T7401] ? addrconf_ifdown.isra.0+0xa70/0x15f0 [ 1270.609279][ T7401] addrconf_ifdown.isra.0+0xa70/0x15f0 [ 1270.609281][ T7401] ? addrconf_dad_run+0x1b0/0x1b0 [ 1270.609283][ T7401] ? neigh_flush_one+0x580/0x580 [ 1270.609286][ T7401] ? mark_held_locks+0x40/0x70 [ 1270.609288][ T7401] addrconf_notify+0x2c8/0xf30 [ 1270.609289][ T7401] ? team_port_get_rtnl+0x65/0xc0 [ 1270.609293][ T7401] notifier_call_chain+0xb0/0x320 [ 1270.609295][ T7401] __dev_notify_flags+0x165/0x280 [ 1270.609297][ T7401] ? netif_change_name+0x8c0/0x8c0 [ 1270.609298][ T7401] ? netif_set_allmulti+0x250/0x250 [ 1270.609300][ T7401] ? is_bpf_text_address+0x68/0x110 [ 1270.609303][ T7401] netif_change_flags+0xfe/0x190 [ 1270.609305][ T7401] do_setlink.isra.0+0x1cc3/0x2750 [ 1270.609309][ T7401] ? rtnl_link_get_size+0x350/0x350 [ 1270.609311][ T7401] ? rcu_lockdep_current_cpu_online+0x39/0x1b0 [ 1270.609313][ T7401] ? rcu_read_lock_any_held+0x3c/0x90 [ 1270.609315][ T7401] ? validate_chain+0x38b/0xc20 [ 1270.609317][ T7401] ? rcu_read_lock_any_held+0x66/0x90 [ 1270.609318][ T7401] ? stack_depot_save_flags+0x367/0x770 [ 1270.609321][ T7401] ? __kernel_text_address+0x12/0x30 [ 1270.609323][ T7401] ? __lock_acquire+0x508/0xc10 [ 1270.609325][ T7401] ? lock_acquire.part.0+0xbc/0x260 [ 1270.609327][ T7401] ? rtnl_newlink+0x883/0xef0 [ 1270.609328][ T7401] ? rcu_is_watching+0x15/0xd0 [ 1270.609330][ T7401] ? lock_acquire+0x134/0x160 [ 1270.609331][ T7401] ? rcu_is_watching+0x15/0xd0 [ 1270.609332][ T7401] ? rcu_is_watching+0x15/0xd0 [ 1270.609334][ T7401] ? trace_contention_end+0xb3/0x1a0 [ 1270.609336][ T7401] ? __mutex_lock+0x1db/0x2010 [ 1270.609338][ T7401] ? __mutex_lock+0x9b2/0x2010 [ 1270.609339][ T7401] ? rtnl_newlink+0x883/0xef0 [ 1270.609341][ T7401] ? ww_mutex_lock+0x160/0x160 [ 1270.609343][ T7401] ? __rtnl_newlink+0x3fa/0xa50 [ 1270.609346][ T7401] rtnl_newlink+0x8d1/0xef0 [ 1270.609348][ T7401] ? lock_acquire.part.0+0xbc/0x260 [ 1270.609349][ T7401] ? find_held_lock+0x2b/0x80 [ 1270.609351][ T7401] ? __rtnl_newlink+0xa50/0xa50 [ 1270.609352][ T7401] ? mark_usage+0x61/0x170 [ 1270.609353][ T7401] ? __lock_release.isra.0+0x6b/0x1a0 [ 1270.609356][ T7401] ? lock_acquire.part.0+0xbc/0x260 [ 1270.609357][ T7401] ? find_held_lock+0x2b/0x80 [ 1270.609359][ T7401] ? __rtnl_newlink+0xa50/0xa50 [ 1270.609360][ T7401] ? __lock_release.isra.0+0x6b/0x1a0 [ 1270.609362][ T7401] ? __rtnl_newlink+0xa50/0xa50 [ 1270.609364][ T7401] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 1270.609365][ T7401] ? validate_chain+0x38b/0xc20 [ 1270.609367][ T7401] ? rtnl_link_fill+0x920/0x920 [ 1270.609368][ T7401] ? __lock_acquire+0x508/0xc10 [ 1270.609370][ T7401] ? lock_acquire.part.0+0xbc/0x260 [ 1270.609371][ T7401] ? find_held_lock+0x2b/0x80 [ 1270.609374][ T7401] netlink_rcv_skb+0x14e/0x3a0 [ 1270.609375][ T7401] ? rtnl_link_fill+0x920/0x920 [ 1270.609377][ T7401] ? netlink_ack+0xcf0/0xcf0 [ 1270.609380][ T7401] ? netlink_deliver_tap+0xc5/0x330 [ 1270.609381][ T7401] ? netlink_deliver_tap+0x13c/0x330 [ 1270.609384][ T7401] netlink_unicast+0x486/0x750 [ 1270.609386][ T7401] ? netlink_attachskb+0x810/0x810 [ 1270.609388][ T7401] ? __lock_acquire+0x508/0xc10 [ 1270.609390][ T7401] netlink_sendmsg+0x735/0xc60 [ 1270.609392][ T7401] ? netlink_unicast+0x750/0x750 [ 1270.609394][ T7401] ? __might_fault+0x97/0x140 [ 1270.609397][ T7401] ____sys_sendmsg+0x419/0x850 [ 1270.609399][ T7401] ? copy_msghdr_from_user+0x2a0/0x460 [ 1270.609401][ T7401] ? get_timestamp.constprop.0+0x390/0x390 [ 1270.609403][ T7401] ? move_addr_to_kernel+0x40/0x40 [ 1270.609405][ T7401] ? stack_depot_save_flags+0x367/0x770 [ 1270.609406][ T7401] ? validate_chain+0x38b/0xc20 [ 1270.609408][ T7401] ___sys_sendmsg+0x14e/0x1d0 [ 1270.609410][ T7401] ? __call_rcu_common.constprop.0+0xb2/0xa10 [ 1270.609412][ T7401] ? copy_msghdr_from_user+0x460/0x460 [ 1270.609417][ T7401] __sys_sendmsg+0x145/0x1f0 [ 1270.609419][ T7401] ? __sys_sendmsg_sock+0x20/0x20 [ 1270.609420][ T7401] ? __call_rcu_common.constprop.0+0x3d1/0xa10 [ 1270.609422][ T7401] ? do_raw_spin_unlock+0x59/0x250 [ 1270.609424][ T7401] ? rcu_is_watching+0x15/0xd0 [ 1270.609426][ T7401] do_syscall_64+0x117/0x590 [ 1270.609427][ T7401] ? trace_hardirqs_off+0xd/0x30 [ 1270.609430][ T7401] ? exc_page_fault+0xee/0x100 [ 1270.609432][ T7401] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1270.609434][ T7401] RIP: 0033:0x7fb60587208e [ 1270.609437][ T7401] 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 [ 1270.609439][ T7401] RSP: 002b:00007fff52ac7050 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 1270.609441][ T7401] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb60587208e [ 1270.609443][ T7401] RDX: 0000000000000000 RSI: 00007fff52ac7100 RDI: 0000000000000005 [ 1270.609444][ T7401] RBP: 00007fff52ac7060 R08: 0000000000000000 R09: 0000000000000000 [ 1270.609445][ T7401] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a1985ff [ 1270.609446][ T7401] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff52ac77c0 [ 1270.609448][ T7401] [ 1270.914447][ T5605] br1: left promiscuous mode [ 1271.060528][ T7423] br1: port 4(veth2) entered disabled state [ 1271.073678][ T7424] veth2: left allmulticast mode [ 1271.073821][ T7424] veth2: left promiscuous mode [ 1271.074027][ T7424] br1: port 4(veth2) entered disabled state [ 1271.108239][ T7426] br1: port 3(veth1) entered disabled state [ 1271.120352][ T7427] veth1: left allmulticast mode [ 1271.120456][ T7427] veth1: left promiscuous mode [ 1271.120614][ T7427] br1: port 3(veth1) entered disabled state [ 1271.151513][ T7429] vx4001: left allmulticast mode [ 1271.151658][ T7429] vx4001: left promiscuous mode [ 1271.151854][ T7429] br1: port 5(vx4001) entered disabled state [ 1271.228805][ T7433] vx20: left allmulticast mode [ 1271.228938][ T7433] vx20: left promiscuous mode [ 1271.229087][ T7433] br1: port 2(vx20) entered disabled state [ 1271.290964][ T7437] vx10: left allmulticast mode [ 1271.291081][ T7437] vx10: left promiscuous mode [ 1271.291223][ T7437] br1: port 1(vx10) entered disabled state