[ 10.361725][ T255] br1: port 1(vx1) entered blocking state [ 10.362024][ T255] br1: port 1(vx1) entered disabled state [ 10.362245][ T255] vx1: entered allmulticast mode [ 10.364670][ T255] vx1: entered promiscuous mode [ 10.365425][ T255] br1: port 1(vx1) entered blocking state [ 10.365664][ T255] br1: port 1(vx1) entered forwarding state [ 10.400619][ T256] br1: port 2(veth1) entered blocking state [ 10.400808][ T256] br1: port 2(veth1) entered disabled state [ 10.400990][ T256] veth1: entered allmulticast mode [ 10.404013][ T256] veth1: entered promiscuous mode [ 10.434275][ T36] br1: port 2(veth1) entered blocking state [ 10.434572][ T36] br1: port 2(veth1) entered forwarding state [ 10.459888][ T258] br1: port 3(veth2) entered blocking state [ 10.460571][ T258] br1: port 3(veth2) entered disabled state [ 10.460755][ T258] veth2: entered allmulticast mode [ 10.462149][ T258] veth2: entered promiscuous mode [ 10.489817][ T39] br1: port 3(veth2) entered blocking state [ 10.490132][ T39] br1: port 3(veth2) entered forwarding state [ 11.550022][ T306] br2: port 1(w1) entered blocking state [ 11.550244][ T306] br2: port 1(w1) entered disabled state [ 11.550444][ T306] w1: entered allmulticast mode [ 11.551942][ T306] w1: entered promiscuous mode [ 11.699217][ T313] br2: port 2(vx2) entered blocking state [ 11.699419][ T313] br2: port 2(vx2) entered disabled state [ 11.699640][ T313] vx2: entered allmulticast mode [ 11.701813][ T313] vx2: entered promiscuous mode [ 11.702523][ T313] br2: port 2(vx2) entered blocking state [ 11.702715][ T313] br2: port 2(vx2) entered forwarding state [ 11.877410][ T98] br2: port 1(w1) entered blocking state [ 11.877692][ T98] br2: port 1(w1) entered forwarding state [ 12.380065][ T344] br2: port 1(w1) entered blocking state [ 12.380242][ T344] br2: port 1(w1) entered disabled state [ 12.380395][ T344] w1: entered allmulticast mode [ 12.381841][ T344] w1: entered promiscuous mode [ 12.538840][ T350] br2: port 2(vx2) entered blocking state [ 12.539127][ T350] br2: port 2(vx2) entered disabled state [ 12.539276][ T350] vx2: entered allmulticast mode [ 12.540686][ T350] vx2: entered promiscuous mode [ 12.541217][ T350] br2: port 2(vx2) entered blocking state [ 12.541437][ T350] br2: port 2(vx2) entered forwarding state [ 12.738870][ T98] br2: port 1(w1) entered blocking state [ 12.739059][ T98] br2: port 1(w1) entered forwarding state [ 21.882399][ T450] GACT probability NOT on [ 30.147374][ T783] veth3: entered promiscuous mode [ 42.058967][ T1272] veth3: left promiscuous mode [ 58.505410][ C0] vxlan: non-ECT from 192.0.2.34 with TOS=0x1 [ 58.605942][ C0] vxlan: non-ECT from 192.0.2.34 with TOS=0x1 [ 58.706562][ C0] vxlan: non-ECT from 192.0.2.34 with TOS=0x1 [ 58.806893][ C0] vxlan: non-ECT from 192.0.2.34 with TOS=0x1 [ 58.907226][ C0] vxlan: non-ECT from 192.0.2.34 with TOS=0x1 [ 59.007546][ C0] vxlan: non-ECT from 192.0.2.34 with TOS=0x1 [ 59.107855][ C0] vxlan: non-ECT from 192.0.2.34 with TOS=0x1 [ 59.208177][ C0] vxlan: non-ECT from 192.0.2.34 with TOS=0x1 [ 59.308474][ C0] vxlan: non-ECT from 192.0.2.34 with TOS=0x1 [ 59.408781][ C0] vxlan: non-ECT from 192.0.2.34 with TOS=0x1 [ 94.716043][ C0] net_ratelimit: 10 callbacks suppressed [ 94.716054][ C0] vxlan: non-ECT from 192.0.2.34 with TOS=0x3 [ 94.816581][ C0] vxlan: non-ECT from 192.0.2.34 with TOS=0x3 [ 94.916916][ C0] vxlan: non-ECT from 192.0.2.34 with TOS=0x3 [ 95.017273][ C0] vxlan: non-ECT from 192.0.2.34 with TOS=0x3 [ 95.117594][ C0] vxlan: non-ECT from 192.0.2.34 with TOS=0x3 [ 95.217907][ C0] vxlan: non-ECT from 192.0.2.34 with TOS=0x3 [ 95.318259][ C0] vxlan: non-ECT from 192.0.2.34 with TOS=0x3 [ 95.418582][ C0] vxlan: non-ECT from 192.0.2.34 with TOS=0x3 [ 95.518904][ C0] vxlan: non-ECT from 192.0.2.34 with TOS=0x3 [ 95.619236][ C0] vxlan: non-ECT from 192.0.2.34 with TOS=0x3 [ 95.947749][ T2708] vx1: left allmulticast mode [ 95.947912][ T2708] vx1: left promiscuous mode [ 95.948140][ T2708] br1: port 1(vx1) entered disabled state [ 100.987433][ T2710] br1: port 1(vx1) entered blocking state [ 100.987616][ T2710] br1: port 1(vx1) entered disabled state [ 100.987778][ T2710] vx1: entered allmulticast mode [ 100.989835][ T2710] vx1: entered promiscuous mode [ 100.990350][ T2710] br1: port 1(vx1) entered blocking state [ 100.990483][ T2710] br1: port 1(vx1) entered forwarding state [ 118.222799][ T3081] veth3: entered promiscuous mode [ 130.132101][ T3570] veth3: left promiscuous mode [ 130.499560][ T3592] vx1: left allmulticast mode [ 130.499775][ T3592] vx1: left promiscuous mode [ 130.500069][ T3592] br1: port 1(vx1) entered disabled state [ 135.537537][ T3594] br1: port 1(vx1) entered blocking state [ 135.537756][ T3594] br1: port 1(vx1) entered disabled state [ 135.537967][ T3594] vx1: entered allmulticast mode [ 135.540016][ T3594] vx1: entered promiscuous mode [ 135.540579][ T3594] br1: port 1(vx1) entered blocking state [ 135.540764][ T3594] br1: port 1(vx1) entered forwarding state [ 234.598566][ T4504] vx1: left allmulticast mode [ 234.598738][ T4504] vx1: left promiscuous mode [ 234.598953][ T4504] br1: port 1(vx1) entered disabled state [ 239.650124][ T4506] br1: port 1(vx1) entered blocking state [ 239.650351][ T4506] br1: port 1(vx1) entered disabled state [ 239.650564][ T4506] vx1: entered allmulticast mode [ 239.652660][ T4506] vx1: entered promiscuous mode [ 239.653572][ T4506] br1: port 1(vx1) entered blocking state [ 239.653752][ T4506] br1: port 1(vx1) entered forwarding state [ 245.909657][ T12] vx2: left allmulticast mode [ 245.909889][ T12] vx2: left promiscuous mode [ 245.910136][ T12] br2: port 2(vx2) entered disabled state [ 245.913336][ T12] w1: left allmulticast mode [ 245.913479][ T12] w1: left promiscuous mode [ 245.913724][ T12] br2: port 1(w1) entered disabled state [ 246.020703][ T12] vx2: left allmulticast mode [ 246.020883][ T12] vx2: left promiscuous mode [ 246.021188][ T12] br2: port 2(vx2) entered disabled state [ 246.026061][ T12] w1: left allmulticast mode [ 246.026210][ T12] w1: left promiscuous mode [ 246.026418][ T12] br2: port 1(w1) entered disabled state [ 246.138861][ T4531] [ 246.138947][ T4531] ======================================================== [ 246.139088][ T4531] WARNING: possible irq lock inversion dependency detected [ 246.139213][ T4531] 7.1.0-rc5-virtme #1 Not tainted [ 246.139297][ T4531] -------------------------------------------------------- [ 246.139421][ T4531] ip/4531 just changed the state of lock: [ 246.139504][ T4531] ffffffffa997e8b8 (acaddr_hash_lock){+.+.}-{3:3}, at: __ipv6_dev_ac_dec+0x236/0x5d0 [ 246.139666][ T4531] but this lock was taken by another, SOFTIRQ-safe lock in the past: [ 246.139799][ T4531] (&ndev->lock){++--}-{3:3} [ 246.139802][ T4531] [ 246.139802][ T4531] [ 246.139802][ T4531] and interrupts could create inverse lock ordering between them. [ 246.139802][ T4531] [ 246.140112][ T4531] [ 246.140112][ T4531] other info that might help us debug this: [ 246.140238][ T4531] Possible interrupt unsafe locking scenario: [ 246.140238][ T4531] [ 246.140364][ T4531] CPU0 CPU1 [ 246.140447][ T4531] ---- ---- [ 246.140561][ T4531] lock(acaddr_hash_lock); [ 246.140647][ T4531] local_irq_disable(); [ 246.140755][ T4531] lock(&ndev->lock); [ 246.140869][ T4531] lock(acaddr_hash_lock); [ 246.140979][ T4531] [ 246.141045][ T4531] lock(&ndev->lock); [ 246.141116][ T4531] [ 246.141116][ T4531] *** DEADLOCK *** [ 246.141116][ T4531] [ 246.141242][ T4531] 1 lock held by ip/4531: [ 246.141309][ T4531] #0: ffffffffa988c9c0 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x883/0xef0 [ 246.141463][ T4531] [ 246.141463][ T4531] the shortest dependencies between 2nd lock and 1st lock: [ 246.141610][ T4531] -> (&ndev->lock){++--}-{3:3} { [ 246.141704][ T4531] HARDIRQ-ON-W at: [ 246.141773][ T4531] __lock_acquire+0x378/0xc10 [ 246.141891][ T4531] lock_acquire.part.0+0xbc/0x260 [ 246.141999][ T4531] _raw_write_lock_bh+0x38/0x50 [ 246.142117][ T4531] addrconf_permanent_addr+0x108/0x9c0 [ 246.142246][ T4531] addrconf_notify+0x151/0xf30 [ 246.142355][ T4531] notifier_call_chain+0xb0/0x320 [ 246.142462][ T4531] __dev_notify_flags+0xde/0x280 [ 246.142569][ T4531] netif_change_flags+0xfe/0x190 [ 246.142679][ T4531] do_setlink.isra.0+0x1cc3/0x2750 [ 246.142798][ T4531] rtnl_newlink+0x8d1/0xef0 [ 246.142902][ T4531] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 246.143016][ T4531] netlink_rcv_skb+0x14e/0x3a0 [ 246.143133][ T4531] netlink_unicast+0x486/0x750 [ 246.143238][ T4531] netlink_sendmsg+0x735/0xc60 [ 246.143345][ T4531] ____sys_sendmsg+0x419/0x850 [ 246.143453][ T4531] ___sys_sendmsg+0x14e/0x1d0 [ 246.143559][ T4531] __sys_sendmsg+0x145/0x1f0 [ 246.143666][ T4531] do_syscall_64+0x117/0x590 [ 246.143770][ T4531] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 246.143906][ T4531] HARDIRQ-ON-R at: [ 246.143971][ T4531] __lock_acquire+0x378/0xc10 [ 246.144077][ T4531] lock_acquire.part.0+0xbc/0x260 [ 246.144183][ T4531] _raw_read_lock_bh+0x44/0x80 [ 246.144291][ T4531] inet6_fill_ifla6_attrs+0x1aee/0x21e0 [ 246.144418][ T4531] inet6_fill_link_af+0x5c/0xe0 [ 246.144526][ T4531] rtnl_fill_ifinfo.isra.0+0x1a45/0x2c20 [ 246.144652][ T4531] rtnl_getlink+0x9c9/0xeb0 [ 246.144758][ T4531] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 246.144870][ T4531] netlink_rcv_skb+0x14e/0x3a0 [ 246.144976][ T4531] netlink_unicast+0x486/0x750 [ 246.145094][ T4531] netlink_sendmsg+0x735/0xc60 [ 246.145201][ T4531] ____sys_sendmsg+0x419/0x850 [ 246.145310][ T4531] ___sys_sendmsg+0x14e/0x1d0 [ 246.145417][ T4531] __sys_sendmsg+0x145/0x1f0 [ 246.145525][ T4531] do_syscall_64+0x117/0x590 [ 246.145633][ T4531] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 246.145765][ T4531] IN-SOFTIRQ-W at: [ 246.145835][ T4531] __lock_acquire+0x378/0xc10 [ 246.145940][ T4531] lock_acquire.part.0+0xbc/0x260 [ 246.146048][ T4531] _raw_write_lock+0x33/0x40 [ 246.146159][ T4531] addrconf_rs_timer+0xb0/0x770 [ 246.146268][ T4531] call_timer_fn+0x163/0x4f0 [ 246.146376][ T4531] __run_timers+0x68f/0xab0 [ 246.146480][ T4531] run_timer_softirq+0xf0/0x160 [ 246.146586][ T4531] handle_softirqs+0x1d8/0x940 [ 246.146693][ T4531] __irq_exit_rcu+0x103/0x1c0 [ 246.146806][ T4531] irq_exit_rcu+0xe/0x30 [ 246.146913][ T4531] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 246.147047][ T4531] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 246.147179][ T4531] pv_native_safe_halt+0xf/0x10 [ 246.147287][ T4531] default_idle+0x9/0x10 [ 246.147396][ T4531] default_idle_call+0x6e/0xb0 [ 246.147504][ T4531] cpuidle_idle_call.constprop.0+0x237/0x410 [ 246.147635][ T4531] do_idle+0xf5/0x160 [ 246.147744][ T4531] cpu_startup_entry+0x53/0x70 [ 246.147855][ T4531] rest_init+0x1f7/0x200 [ 246.147964][ T4531] start_kernel+0x3ad/0x3b0 [ 246.148083][ T4531] x86_64_start_reservations+0x24/0x30 [ 246.148215][ T4531] x86_64_start_kernel+0x12b/0x130 [ 246.148325][ T4531] common_startup_64+0x13e/0x148 [ 246.148432][ T4531] IN-SOFTIRQ-R at: [ 246.148496][ T4531] __lock_acquire+0x378/0xc10 [ 246.148599][ T4531] lock_acquire.part.0+0xbc/0x260 [ 246.148706][ T4531] _raw_read_lock_bh+0x44/0x80 [ 246.148813][ T4531] ipv6_get_lladdr+0xa8/0x3f0 [ 246.148919][ T4531] addrconf_rs_timer+0x251/0x770 [ 246.149026][ T4531] call_timer_fn+0x163/0x4f0 [ 246.149134][ T4531] __run_timers+0x68f/0xab0 [ 246.149238][ T4531] run_timer_softirq+0xf0/0x160 [ 246.149343][ T4531] handle_softirqs+0x1d8/0x940 [ 246.149449][ T4531] __irq_exit_rcu+0x103/0x1c0 [ 246.149554][ T4531] irq_exit_rcu+0xe/0x30 [ 246.149659][ T4531] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 246.149789][ T4531] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 246.149914][ T4531] pv_native_safe_halt+0xf/0x10 [ 246.150020][ T4531] default_idle+0x9/0x10 [ 246.150130][ T4531] default_idle_call+0x6e/0xb0 [ 246.150235][ T4531] cpuidle_idle_call.constprop.0+0x237/0x410 [ 246.150361][ T4531] do_idle+0xf5/0x160 [ 246.150467][ T4531] cpu_startup_entry+0x53/0x70 [ 246.150571][ T4531] rest_init+0x1f7/0x200 [ 246.150678][ T4531] start_kernel+0x3ad/0x3b0 [ 246.150787][ T4531] x86_64_start_reservations+0x24/0x30 [ 246.150912][ T4531] x86_64_start_kernel+0x12b/0x130 [ 246.151017][ T4531] common_startup_64+0x13e/0x148 [ 246.151126][ T4531] INITIAL USE at: [ 246.151190][ T4531] __lock_acquire+0x378/0xc10 [ 246.151296][ T4531] lock_acquire.part.0+0xbc/0x260 [ 246.151402][ T4531] _raw_write_lock_bh+0x38/0x50 [ 246.151507][ T4531] addrconf_permanent_addr+0x108/0x9c0 [ 246.151634][ T4531] addrconf_notify+0x151/0xf30 [ 246.151740][ T4531] notifier_call_chain+0xb0/0x320 [ 246.151851][ T4531] __dev_notify_flags+0xde/0x280 [ 246.151957][ T4531] netif_change_flags+0xfe/0x190 [ 246.152063][ T4531] do_setlink.isra.0+0x1cc3/0x2750 [ 246.152173][ T4531] rtnl_newlink+0x8d1/0xef0 [ 246.152278][ T4531] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 246.152384][ T4531] netlink_rcv_skb+0x14e/0x3a0 [ 246.152489][ T4531] netlink_unicast+0x486/0x750 [ 246.152594][ T4531] netlink_sendmsg+0x735/0xc60 [ 246.152701][ T4531] ____sys_sendmsg+0x419/0x850 [ 246.152810][ T4531] ___sys_sendmsg+0x14e/0x1d0 [ 246.152915][ T4531] __sys_sendmsg+0x145/0x1f0 [ 246.153024][ T4531] do_syscall_64+0x117/0x590 [ 246.153131][ T4531] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 246.153256][ T4531] INITIAL READ USE at: [ 246.153341][ T4531] __lock_acquire+0x378/0xc10 [ 246.153446][ T4531] lock_acquire.part.0+0xbc/0x260 [ 246.153573][ T4531] _raw_read_lock_bh+0x44/0x80 [ 246.153678][ T4531] inet6_fill_ifla6_attrs+0x1aee/0x21e0 [ 246.153811][ T4531] inet6_fill_link_af+0x5c/0xe0 [ 246.153921][ T4531] rtnl_fill_ifinfo.isra.0+0x1a45/0x2c20 [ 246.154052][ T4531] rtnl_getlink+0x9c9/0xeb0 [ 246.154157][ T4531] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 246.154261][ T4531] netlink_rcv_skb+0x14e/0x3a0 [ 246.154368][ T4531] netlink_unicast+0x486/0x750 [ 246.154475][ T4531] netlink_sendmsg+0x735/0xc60 [ 246.154579][ T4531] ____sys_sendmsg+0x419/0x850 [ 246.154685][ T4531] ___sys_sendmsg+0x14e/0x1d0 [ 246.154793][ T4531] __sys_sendmsg+0x145/0x1f0 [ 246.154898][ T4531] do_syscall_64+0x117/0x590 [ 246.155003][ T4531] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 246.155132][ T4531] } [ 246.155175][ T4531] ... key at: [] __key.37+0x0/0x40 [ 246.155304][ T4531] ... acquired at: [ 246.155368][ T4531] __lock_acquire+0x508/0xc10 [ 246.155452][ T4531] lock_acquire.part.0+0xbc/0x260 [ 246.155535][ T4531] _raw_spin_lock+0x33/0x40 [ 246.155619][ T4531] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 246.155725][ T4531] __ipv6_dev_ac_inc+0x57e/0x930 [ 246.155810][ T4531] addrconf_join_anycast+0x1bc/0x260 [ 246.155893][ T4531] __ipv6_ifa_notify+0x75b/0xad0 [ 246.155977][ T4531] addrconf_dad_completed+0x14b/0xe10 [ 246.156060][ T4531] addrconf_dad_work+0x3c1/0x930 [ 246.156149][ T4531] process_one_work+0xdf8/0x1410 [ 246.156232][ T4531] worker_thread+0x4f1/0xd60 [ 246.156314][ T4531] kthread+0x367/0x460 [ 246.156377][ T4531] ret_from_fork+0x474/0x6b0 [ 246.156461][ T4531] ret_from_fork_asm+0x11/0x20 [ 246.156545][ T4531] [ 246.156587][ T4531] -> (acaddr_hash_lock){+.+.}-{3:3} { [ 246.156675][ T4531] HARDIRQ-ON-W at: [ 246.156747][ T4531] __lock_acquire+0x378/0xc10 [ 246.156862][ T4531] lock_acquire.part.0+0xbc/0x260 [ 246.156967][ T4531] _raw_spin_lock+0x33/0x40 [ 246.157076][ T4531] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 246.157203][ T4531] __ipv6_dev_ac_inc+0x57e/0x930 [ 246.157306][ T4531] addrconf_join_anycast+0x1bc/0x260 [ 246.157411][ T4531] __ipv6_ifa_notify+0x75b/0xad0 [ 246.157515][ T4531] addrconf_dad_completed+0x14b/0xe10 [ 246.157620][ T4531] addrconf_dad_work+0x3c1/0x930 [ 246.157726][ T4531] process_one_work+0xdf8/0x1410 [ 246.157835][ T4531] worker_thread+0x4f1/0xd60 [ 246.157943][ T4531] kthread+0x367/0x460 [ 246.158028][ T4531] ret_from_fork+0x474/0x6b0 [ 246.158135][ T4531] ret_from_fork_asm+0x11/0x20 [ 246.158240][ T4531] SOFTIRQ-ON-W at: [ 246.158303][ T4531] __lock_acquire+0x378/0xc10 [ 246.158408][ T4531] lock_acquire.part.0+0xbc/0x260 [ 246.158514][ T4531] _raw_spin_lock+0x33/0x40 [ 246.158619][ T4531] __ipv6_dev_ac_dec+0x236/0x5d0 [ 246.158723][ T4531] addrconf_leave_anycast+0x1bc/0x260 [ 246.158831][ T4531] __ipv6_ifa_notify+0x6b4/0xad0 [ 246.158935][ T4531] addrconf_ifdown.isra.0+0xa70/0x15f0 [ 246.159047][ T4531] addrconf_notify+0x2c8/0xf30 [ 246.159155][ T4531] notifier_call_chain+0xb0/0x320 [ 246.159259][ T4531] __dev_notify_flags+0x165/0x280 [ 246.159362][ T4531] netif_change_flags+0xfe/0x190 [ 246.159466][ T4531] do_setlink.isra.0+0x1cc3/0x2750 [ 246.159571][ T4531] rtnl_newlink+0x8d1/0xef0 [ 246.159678][ T4531] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 246.159789][ T4531] netlink_rcv_skb+0x14e/0x3a0 [ 246.159892][ T4531] netlink_unicast+0x486/0x750 [ 246.159999][ T4531] netlink_sendmsg+0x735/0xc60 [ 246.160106][ T4531] ____sys_sendmsg+0x419/0x850 [ 246.160210][ T4531] ___sys_sendmsg+0x14e/0x1d0 [ 246.160324][ T4531] __sys_sendmsg+0x145/0x1f0 [ 246.160429][ T4531] do_syscall_64+0x117/0x590 [ 246.160535][ T4531] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 246.160659][ T4531] INITIAL USE at: [ 246.160725][ T4531] __lock_acquire+0x378/0xc10 [ 246.160834][ T4531] lock_acquire.part.0+0xbc/0x260 [ 246.160940][ T4531] _raw_spin_lock+0x33/0x40 [ 246.161045][ T4531] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 246.161176][ T4531] __ipv6_dev_ac_inc+0x57e/0x930 [ 246.161282][ T4531] addrconf_join_anycast+0x1bc/0x260 [ 246.161390][ T4531] __ipv6_ifa_notify+0x75b/0xad0 [ 246.161497][ T4531] addrconf_dad_completed+0x14b/0xe10 [ 246.161606][ T4531] addrconf_dad_work+0x3c1/0x930 [ 246.161712][ T4531] process_one_work+0xdf8/0x1410 [ 246.161825][ T4531] worker_thread+0x4f1/0xd60 [ 246.161931][ T4531] kthread+0x367/0x460 [ 246.162017][ T4531] ret_from_fork+0x474/0x6b0 [ 246.162126][ T4531] ret_from_fork_asm+0x11/0x20 [ 246.162233][ T4531] } [ 246.162275][ T4531] ... key at: [] acaddr_hash_lock+0x18/0x45a0 [ 246.162401][ T4531] ... acquired at: [ 246.162463][ T4531] mark_lock+0x1d7/0xa00 [ 246.162548][ T4531] mark_usage+0x105/0x170 [ 246.162631][ T4531] __lock_acquire+0x378/0xc10 [ 246.162715][ T4531] lock_acquire.part.0+0xbc/0x260 [ 246.162803][ T4531] _raw_spin_lock+0x33/0x40 [ 246.162887][ T4531] __ipv6_dev_ac_dec+0x236/0x5d0 [ 246.162971][ T4531] addrconf_leave_anycast+0x1bc/0x260 [ 246.163056][ T4531] __ipv6_ifa_notify+0x6b4/0xad0 [ 246.163140][ T4531] addrconf_ifdown.isra.0+0xa70/0x15f0 [ 246.163224][ T4531] addrconf_notify+0x2c8/0xf30 [ 246.163311][ T4531] notifier_call_chain+0xb0/0x320 [ 246.163395][ T4531] __dev_notify_flags+0x165/0x280 [ 246.163481][ T4531] netif_change_flags+0xfe/0x190 [ 246.163567][ T4531] do_setlink.isra.0+0x1cc3/0x2750 [ 246.163650][ T4531] rtnl_newlink+0x8d1/0xef0 [ 246.163735][ T4531] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 246.163826][ T4531] netlink_rcv_skb+0x14e/0x3a0 [ 246.163910][ T4531] netlink_unicast+0x486/0x750 [ 246.163994][ T4531] netlink_sendmsg+0x735/0xc60 [ 246.164079][ T4531] ____sys_sendmsg+0x419/0x850 [ 246.164165][ T4531] ___sys_sendmsg+0x14e/0x1d0 [ 246.164248][ T4531] __sys_sendmsg+0x145/0x1f0 [ 246.164331][ T4531] do_syscall_64+0x117/0x590 [ 246.164413][ T4531] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 246.164517][ T4531] [ 246.164558][ T4531] [ 246.164558][ T4531] stack backtrace: [ 246.164663][ T4531] CPU: 0 UID: 0 PID: 4531 Comm: ip Not tainted 7.1.0-rc5-virtme #1 PREEMPT(full) [ 246.164666][ T4531] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 246.164667][ T4531] Call Trace: [ 246.164669][ T4531] [ 246.164670][ T4531] dump_stack_lvl+0x6f/0xa0 [ 246.164674][ T4531] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 246.164678][ T4531] mark_lock_irq+0x989/0x9c0 [ 246.164680][ T4531] mark_lock+0x1d7/0xa00 [ 246.164682][ T4531] mark_usage+0x105/0x170 [ 246.164684][ T4531] __lock_acquire+0x378/0xc10 [ 246.164686][ T4531] lock_acquire.part.0+0xbc/0x260 [ 246.164687][ T4531] ? __ipv6_dev_ac_dec+0x236/0x5d0 [ 246.164689][ T4531] ? rcu_is_watching+0x15/0xd0 [ 246.164692][ T4531] ? do_raw_read_unlock+0x70/0x70 [ 246.164694][ T4531] ? lock_acquire+0x134/0x160 [ 246.164695][ T4531] _raw_spin_lock+0x33/0x40 [ 246.164697][ T4531] ? __ipv6_dev_ac_dec+0x236/0x5d0 [ 246.164698][ T4531] __ipv6_dev_ac_dec+0x236/0x5d0 [ 246.164700][ T4531] addrconf_leave_anycast+0x1bc/0x260 [ 246.164702][ T4531] ? inet6_dump_ifinfo+0x6e0/0x6e0 [ 246.164704][ T4531] ? __ipv6_isatap_ifid+0x210/0x210 [ 246.164706][ T4531] ? nlmsg_notify+0x62/0x250 [ 246.164708][ T4531] __ipv6_ifa_notify+0x6b4/0xad0 [ 246.164710][ T4531] ? cleanup_prefix_route+0x550/0x550 [ 246.164712][ T4531] ? find_held_lock+0x2b/0x80 [ 246.164715][ T4531] ? __lock_release.isra.0+0x6b/0x1a0 [ 246.164716][ T4531] ? __rwlock_init+0x150/0x150 [ 246.164718][ T4531] ? mark_held_locks+0x40/0x70 [ 246.164719][ T4531] ? addrconf_ifdown.isra.0+0xa70/0x15f0 [ 246.164721][ T4531] addrconf_ifdown.isra.0+0xa70/0x15f0 [ 246.164724][ T4531] ? addrconf_dad_run+0x1b0/0x1b0 [ 246.164726][ T4531] ? neigh_flush_one+0x580/0x580 [ 246.164728][ T4531] ? mark_held_locks+0x40/0x70 [ 246.164730][ T4531] addrconf_notify+0x2c8/0xf30 [ 246.164732][ T4531] ? team_port_get_rtnl+0x65/0xc0 [ 246.164735][ T4531] notifier_call_chain+0xb0/0x320 [ 246.164737][ T4531] __dev_notify_flags+0x165/0x280 [ 246.164738][ T4531] ? netif_change_name+0x8c0/0x8c0 [ 246.164740][ T4531] ? netif_set_allmulti+0x250/0x250 [ 246.164741][ T4531] ? is_bpf_text_address+0x68/0x110 [ 246.164745][ T4531] netif_change_flags+0xfe/0x190 [ 246.164747][ T4531] do_setlink.isra.0+0x1cc3/0x2750 [ 246.164750][ T4531] ? rtnl_link_get_size+0x350/0x350 [ 246.164751][ T4531] ? rcu_lockdep_current_cpu_online+0x39/0x1b0 [ 246.164753][ T4531] ? rcu_read_lock_any_held+0x3c/0x90 [ 246.164755][ T4531] ? validate_chain+0x38b/0xc20 [ 246.164757][ T4531] ? rcu_read_lock_any_held+0x66/0x90 [ 246.164758][ T4531] ? stack_depot_save_flags+0x367/0x770 [ 246.164761][ T4531] ? __kernel_text_address+0x12/0x30 [ 246.164763][ T4531] ? __lock_acquire+0x508/0xc10 [ 246.164765][ T4531] ? lock_acquire.part.0+0xbc/0x260 [ 246.164766][ T4531] ? rtnl_newlink+0x883/0xef0 [ 246.164768][ T4531] ? rcu_is_watching+0x15/0xd0 [ 246.164770][ T4531] ? lock_acquire+0x134/0x160 [ 246.164771][ T4531] ? rcu_is_watching+0x15/0xd0 [ 246.164772][ T4531] ? rcu_is_watching+0x15/0xd0 [ 246.164774][ T4531] ? trace_contention_end+0xb3/0x1a0 [ 246.164776][ T4531] ? __mutex_lock+0x1db/0x2010 [ 246.164778][ T4531] ? __mutex_lock+0x9b2/0x2010 [ 246.164785][ T4531] ? rtnl_newlink+0x883/0xef0 [ 246.164788][ T4531] ? ww_mutex_lock+0x160/0x160 [ 246.164790][ T4531] ? __rtnl_newlink+0x3fa/0xa50 [ 246.164792][ T4531] rtnl_newlink+0x8d1/0xef0 [ 246.164794][ T4531] ? lock_acquire.part.0+0xbc/0x260 [ 246.164796][ T4531] ? find_held_lock+0x2b/0x80 [ 246.164797][ T4531] ? __rtnl_newlink+0xa50/0xa50 [ 246.164799][ T4531] ? mark_usage+0x61/0x170 [ 246.164800][ T4531] ? __lock_release.isra.0+0x6b/0x1a0 [ 246.164802][ T4531] ? lock_acquire.part.0+0xbc/0x260 [ 246.164803][ T4531] ? find_held_lock+0x2b/0x80 [ 246.164805][ T4531] ? __rtnl_newlink+0xa50/0xa50 [ 246.164806][ T4531] ? __lock_release.isra.0+0x6b/0x1a0 [ 246.164808][ T4531] ? __rtnl_newlink+0xa50/0xa50 [ 246.164809][ T4531] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 246.164811][ T4531] ? validate_chain+0x38b/0xc20 [ 246.164812][ T4531] ? rtnl_link_fill+0x920/0x920 [ 246.164814][ T4531] ? __lock_acquire+0x508/0xc10 [ 246.164816][ T4531] ? lock_acquire.part.0+0xbc/0x260 [ 246.164817][ T4531] ? find_held_lock+0x2b/0x80 [ 246.164819][ T4531] netlink_rcv_skb+0x14e/0x3a0 [ 246.164821][ T4531] ? rtnl_link_fill+0x920/0x920 [ 246.164822][ T4531] ? netlink_ack+0xcf0/0xcf0 [ 246.164825][ T4531] ? netlink_deliver_tap+0xc5/0x330 [ 246.164826][ T4531] ? netlink_deliver_tap+0x13c/0x330 [ 246.164829][ T4531] netlink_unicast+0x486/0x750 [ 246.164831][ T4531] ? netlink_attachskb+0x810/0x810 [ 246.164832][ T4531] ? __lock_acquire+0x508/0xc10 [ 246.164834][ T4531] netlink_sendmsg+0x735/0xc60 [ 246.164836][ T4531] ? netlink_unicast+0x750/0x750 [ 246.164838][ T4531] ? __might_fault+0x97/0x140 [ 246.164841][ T4531] ____sys_sendmsg+0x419/0x850 [ 246.164843][ T4531] ? copy_msghdr_from_user+0x2a0/0x460 [ 246.164845][ T4531] ? get_timestamp.constprop.0+0x390/0x390 [ 246.164846][ T4531] ? move_addr_to_kernel+0x40/0x40 [ 246.164849][ T4531] ? stack_depot_save_flags+0x367/0x770 [ 246.164850][ T4531] ? validate_chain+0x38b/0xc20 [ 246.164852][ T4531] ___sys_sendmsg+0x14e/0x1d0 [ 246.164853][ T4531] ? __call_rcu_common.constprop.0+0xb2/0xa10 [ 246.164855][ T4531] ? copy_msghdr_from_user+0x460/0x460 [ 246.164861][ T4531] __sys_sendmsg+0x145/0x1f0 [ 246.164862][ T4531] ? __sys_sendmsg_sock+0x20/0x20 [ 246.164863][ T4531] ? __call_rcu_common.constprop.0+0x3d1/0xa10 [ 246.164865][ T4531] ? do_raw_spin_unlock+0x59/0x250 [ 246.164867][ T4531] ? rcu_is_watching+0x15/0xd0 [ 246.164869][ T4531] do_syscall_64+0x117/0x590 [ 246.164870][ T4531] ? trace_hardirqs_off+0xd/0x30 [ 246.164873][ T4531] ? exc_page_fault+0xee/0x100 [ 246.164875][ T4531] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 246.164876][ T4531] RIP: 0033:0x7f43736e208e [ 246.164880][ T4531] 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 [ 246.164881][ T4531] RSP: 002b:00007fff6c2324f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 246.164884][ T4531] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f43736e208e [ 246.164885][ T4531] RDX: 0000000000000000 RSI: 00007fff6c2325a0 RDI: 0000000000000005 [ 246.164886][ T4531] RBP: 00007fff6c232500 R08: 0000000000000000 R09: 0000000000000000 [ 246.164887][ T4531] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a195e04 [ 246.164888][ T4531] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff6c232c60 [ 246.164890][ T4531] [ 246.516499][ T4551] vx1: left allmulticast mode [ 246.516625][ T4551] vx1: left promiscuous mode [ 246.516777][ T4551] br1: port 1(vx1) entered disabled state [ 246.568138][ T4554] br1: port 3(veth2) entered disabled state [ 246.589620][ T4555] veth2: left allmulticast mode [ 246.589765][ T4555] veth2: left promiscuous mode [ 246.589968][ T4555] br1: port 3(veth2) entered disabled state [ 246.607221][ T4556] br1: port 2(veth1) entered disabled state [ 246.621520][ T4557] veth1: left allmulticast mode [ 246.621732][ T4557] veth1: left promiscuous mode [ 246.622092][ T4557] br1: port 2(veth1) entered disabled state