[ 32.475127][ T932] 8021q: 802.1Q VLAN Support v1.8 [ 33.605473][ T983] br1: port 1(vx10) entered blocking state [ 33.605687][ T983] br1: port 1(vx10) entered disabled state [ 33.605875][ T983] vx10: entered allmulticast mode [ 33.607582][ T983] vx10: entered promiscuous mode [ 33.607926][ T983] br1: port 1(vx10) entered blocking state [ 33.608098][ T983] br1: port 1(vx10) entered forwarding state [ 33.710630][ T988] br1: port 2(vx20) entered blocking state [ 33.710828][ T988] br1: port 2(vx20) entered disabled state [ 33.711210][ T988] vx20: entered allmulticast mode [ 33.712603][ T988] vx20: entered promiscuous mode [ 33.712958][ T988] br1: port 2(vx20) entered blocking state [ 33.713123][ T988] br1: port 2(vx20) entered forwarding state [ 33.773009][ T990] br1: port 3(veth1) entered blocking state [ 33.773248][ T990] br1: port 3(veth1) entered disabled state [ 33.773522][ T990] veth1: entered allmulticast mode [ 33.775170][ T990] veth1: entered promiscuous mode [ 33.806888][ T60] br1: port 3(veth1) entered blocking state [ 33.807076][ T60] br1: port 3(veth1) entered forwarding state [ 33.909620][ T995] br1: port 4(veth2) entered blocking state [ 33.909831][ T995] br1: port 4(veth2) entered disabled state [ 33.910020][ T995] veth2: entered allmulticast mode [ 33.911848][ T995] veth2: entered promiscuous mode [ 33.941752][ T60] br1: port 4(veth2) entered blocking state [ 33.941978][ T60] br1: port 4(veth2) entered forwarding state [ 35.081894][ T1046] br2: port 1(w1) entered blocking state [ 35.082121][ T1046] br2: port 1(w1) entered disabled state [ 35.082326][ T1046] w1: entered allmulticast mode [ 35.084420][ T1046] w1: entered promiscuous mode [ 35.270080][ T1054] br2: port 2(vx10) entered blocking state [ 35.270282][ T1054] br2: port 2(vx10) entered disabled state [ 35.270473][ T1054] vx10: entered allmulticast mode [ 35.271994][ T1054] vx10: entered promiscuous mode [ 35.272344][ T1054] br2: port 2(vx10) entered blocking state [ 35.272571][ T1054] br2: port 2(vx10) entered forwarding state [ 35.446149][ T1061] br2: port 3(vx20) entered blocking state [ 35.446378][ T1061] br2: port 3(vx20) entered disabled state [ 35.447053][ T1061] vx20: entered allmulticast mode [ 35.448441][ T1061] vx20: entered promiscuous mode [ 35.448776][ T1061] br2: port 3(vx20) entered blocking state [ 35.448945][ T1061] br2: port 3(vx20) entered forwarding state [ 35.648180][ T60] br2: port 1(w1) entered blocking state [ 35.648359][ T60] br2: port 1(w1) entered forwarding state [ 36.307638][ T1102] br2: port 1(w1) entered blocking state [ 36.307821][ T1102] br2: port 1(w1) entered disabled state [ 36.307974][ T1102] w1: entered allmulticast mode [ 36.309393][ T1102] w1: entered promiscuous mode [ 36.505256][ T1110] br2: port 2(vx10) entered blocking state [ 36.505479][ T1110] br2: port 2(vx10) entered disabled state [ 36.505648][ T1110] vx10: entered allmulticast mode [ 36.507015][ T1110] vx10: entered promiscuous mode [ 36.507354][ T1110] br2: port 2(vx10) entered blocking state [ 36.507525][ T1110] br2: port 2(vx10) entered forwarding state [ 36.669256][ T1117] br2: port 3(vx20) entered blocking state [ 36.669493][ T1117] br2: port 3(vx20) entered disabled state [ 36.669723][ T1117] vx20: entered allmulticast mode [ 36.671130][ T1117] vx20: entered promiscuous mode [ 36.671631][ T1117] br2: port 3(vx20) entered blocking state [ 36.671839][ T1117] br2: port 3(vx20) entered forwarding state [ 36.866717][ T39] br2: port 1(w1) entered blocking state [ 36.866880][ T39] br2: port 1(w1) entered forwarding state [ 44.974020][ T1213] GACT probability NOT on [ 143.089193][ T2015] veth3: entered promiscuous mode [ 160.248671][ T2942] veth3: left promiscuous mode [ 160.394909][ T2948] veth3: entered promiscuous mode [ 177.649384][ T3875] veth3: left promiscuous mode [ 177.924234][ T3893] vx20: left allmulticast mode [ 177.924406][ T3893] vx20: left promiscuous mode [ 177.925182][ T3893] br1: port 2(vx20) entered disabled state [ 177.961312][ T3894] vx10: left allmulticast mode [ 177.961485][ T3894] vx10: left promiscuous mode [ 177.961694][ T3894] br1: port 1(vx10) entered disabled state [ 178.031051][ T3897] [ 178.031132][ T3897] ======================================================== [ 178.031281][ T3897] WARNING: possible irq lock inversion dependency detected [ 178.031423][ T3897] 7.1.0-rc5-virtme #1 Not tainted [ 178.031518][ T3897] -------------------------------------------------------- [ 178.031662][ T3897] ip/3897 just changed the state of lock: [ 178.031758][ T3897] ffffffffa037e8b8 (acaddr_hash_lock){+.+.}-{3:3}, at: __ipv6_dev_ac_dec+0x236/0x5d0 [ 178.031923][ T3897] but this lock was taken by another, SOFTIRQ-safe lock in the past: [ 178.032050][ T3897] (&ndev->lock){++--}-{3:3} [ 178.032053][ T3897] [ 178.032053][ T3897] [ 178.032053][ T3897] and interrupts could create inverse lock ordering between them. [ 178.032053][ T3897] [ 178.032385][ T3897] [ 178.032385][ T3897] other info that might help us debug this: [ 178.032518][ T3897] Possible interrupt unsafe locking scenario: [ 178.032518][ T3897] [ 178.032652][ T3897] CPU0 CPU1 [ 178.032736][ T3897] ---- ---- [ 178.032823][ T3897] lock(acaddr_hash_lock); [ 178.032911][ T3897] local_irq_disable(); [ 178.033013][ T3897] lock(&ndev->lock); [ 178.033115][ T3897] lock(acaddr_hash_lock); [ 178.033224][ T3897] [ 178.033298][ T3897] lock(&ndev->lock); [ 178.033372][ T3897] [ 178.033372][ T3897] *** DEADLOCK *** [ 178.033372][ T3897] [ 178.033523][ T3897] 1 lock held by ip/3897: [ 178.033598][ T3897] #0: ffffffffa028c9c0 (rtnl_mutex){+.+.}-{4:4}, at: inet6_rtm_deladdr+0x18c/0x2e0 [ 178.033777][ T3897] [ 178.033777][ T3897] the shortest dependencies between 2nd lock and 1st lock: [ 178.033937][ T3897] -> (&ndev->lock){++--}-{3:3} { [ 178.034028][ T3897] HARDIRQ-ON-W at: [ 178.034097][ T3897] __lock_acquire+0x378/0xc10 [ 178.034216][ T3897] lock_acquire.part.0+0xbc/0x260 [ 178.034322][ T3897] _raw_write_lock_bh+0x38/0x50 [ 178.034432][ T3897] addrconf_permanent_addr+0x108/0x9c0 [ 178.034562][ T3897] addrconf_notify+0x151/0xf30 [ 178.034672][ T3897] notifier_call_chain+0xb0/0x320 [ 178.034780][ T3897] __dev_notify_flags+0xde/0x280 [ 178.034889][ T3897] netif_change_flags+0xfe/0x190 [ 178.035000][ T3897] do_setlink.isra.0+0x1cc3/0x2750 [ 178.035109][ T3897] rtnl_newlink+0x8d1/0xef0 [ 178.035223][ T3897] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 178.035331][ T3897] netlink_rcv_skb+0x14e/0x3a0 [ 178.035438][ T3897] netlink_unicast+0x486/0x750 [ 178.035546][ T3897] netlink_sendmsg+0x735/0xc60 [ 178.035654][ T3897] ____sys_sendmsg+0x419/0x850 [ 178.035765][ T3897] ___sys_sendmsg+0x14e/0x1d0 [ 178.035873][ T3897] __sys_sendmsg+0x145/0x1f0 [ 178.035981][ T3897] do_syscall_64+0x117/0x590 [ 178.036089][ T3897] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 178.036220][ T3897] HARDIRQ-ON-R at: [ 178.036286][ T3897] __lock_acquire+0x378/0xc10 [ 178.036397][ T3897] lock_acquire.part.0+0xbc/0x260 [ 178.036501][ T3897] _raw_read_lock_bh+0x44/0x80 [ 178.036608][ T3897] inet6_fill_ifla6_attrs+0x1aee/0x21e0 [ 178.036743][ T3897] inet6_fill_link_af+0x5c/0xe0 [ 178.036851][ T3897] rtnl_fill_ifinfo.isra.0+0x1a45/0x2c20 [ 178.036983][ T3897] rtnl_getlink+0x9c9/0xeb0 [ 178.037088][ T3897] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 178.037199][ T3897] netlink_rcv_skb+0x14e/0x3a0 [ 178.037318][ T3897] netlink_unicast+0x486/0x750 [ 178.037448][ T3897] netlink_sendmsg+0x735/0xc60 [ 178.037575][ T3897] ____sys_sendmsg+0x419/0x850 [ 178.037697][ T3897] ___sys_sendmsg+0x14e/0x1d0 [ 178.037821][ T3897] __sys_sendmsg+0x145/0x1f0 [ 178.037938][ T3897] do_syscall_64+0x117/0x590 [ 178.038046][ T3897] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 178.038182][ T3897] IN-SOFTIRQ-W at: [ 178.038246][ T3897] __lock_acquire+0x378/0xc10 [ 178.038350][ T3897] lock_acquire.part.0+0xbc/0x260 [ 178.038455][ T3897] _raw_write_lock+0x33/0x40 [ 178.038561][ T3897] addrconf_rs_timer+0xb0/0x770 [ 178.038669][ T3897] call_timer_fn+0x163/0x4f0 [ 178.038780][ T3897] __run_timers+0x68f/0xab0 [ 178.038889][ T3897] run_timer_softirq+0xf0/0x160 [ 178.038995][ T3897] handle_softirqs+0x1d8/0x940 [ 178.039108][ T3897] __irq_exit_rcu+0x103/0x1c0 [ 178.039218][ T3897] irq_exit_rcu+0xe/0x30 [ 178.039328][ T3897] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 178.039454][ T3897] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 178.039580][ T3897] pv_native_safe_halt+0xf/0x10 [ 178.039685][ T3897] default_idle+0x9/0x10 [ 178.039791][ T3897] default_idle_call+0x6e/0xb0 [ 178.039900][ T3897] cpuidle_idle_call.constprop.0+0x237/0x410 [ 178.040034][ T3897] do_idle+0xf5/0x160 [ 178.040146][ T3897] cpu_startup_entry+0x53/0x70 [ 178.040257][ T3897] rest_init+0x1f7/0x200 [ 178.040366][ T3897] start_kernel+0x3ad/0x3b0 [ 178.040473][ T3897] x86_64_start_reservations+0x24/0x30 [ 178.040604][ T3897] x86_64_start_kernel+0x12b/0x130 [ 178.040715][ T3897] common_startup_64+0x13e/0x148 [ 178.040825][ T3897] IN-SOFTIRQ-R at: [ 178.040888][ T3897] __lock_acquire+0x378/0xc10 [ 178.040995][ T3897] lock_acquire.part.0+0xbc/0x260 [ 178.041106][ T3897] _raw_read_lock_bh+0x44/0x80 [ 178.041221][ T3897] ipv6_get_lladdr+0xa8/0x3f0 [ 178.041331][ T3897] ndisc_send_ns+0xf3/0x120 [ 178.041439][ T3897] ndisc_solicit+0x314/0x480 [ 178.041547][ T3897] neigh_probe+0xb3/0x100 [ 178.041655][ T3897] __neigh_event_send+0x802/0x1070 [ 178.041762][ T3897] neigh_resolve_output+0xbe/0x140 [ 178.041868][ T3897] ip6_finish_output2+0x423/0x1300 [ 178.041975][ T3897] ip6_finish_output+0x646/0xda0 [ 178.042078][ T3897] ip6_output+0x23f/0x7f0 [ 178.042188][ T3897] ip6tunnel_xmit+0x1cd/0x360 [ip6_udp_tunnel] [ 178.042330][ T3897] vxlan_xmit_one+0x20fa/0x3510 [vxlan] [ 178.042489][ T3897] vxlan_xmit+0x101f/0x13c0 [vxlan] [ 178.042617][ T3897] dev_hard_start_xmit+0xf8/0x690 [ 178.042739][ T3897] __dev_queue_xmit+0xbf4/0x1b60 [ 178.042855][ T3897] br_dev_queue_push_xmit+0xd4/0x2b0 [bridge] [ 178.042995][ T3897] br_handle_frame_finish+0xe72/0x1fb0 [bridge] [ 178.043139][ T3897] br_handle_frame+0x739/0xf40 [bridge] [ 178.043269][ T3897] __netif_receive_skb_core.constprop.0+0x536/0x2bc0 [ 178.043395][ T3897] __netif_receive_skb_one_core+0xa2/0x180 [ 178.043519][ T3897] process_backlog+0x2bc/0x1490 [ 178.043625][ T3897] __napi_poll+0xa7/0x3b0 [ 178.043731][ T3897] net_rx_action+0x513/0xf50 [ 178.043835][ T3897] handle_softirqs+0x1d8/0x940 [ 178.043943][ T3897] do_softirq+0xa9/0xe0 [ 178.044055][ T3897] __local_bh_enable_ip+0x113/0x140 [ 178.044171][ T3897] __dev_queue_xmit+0x95b/0x1b60 [ 178.044279][ T3897] ip6_finish_output2+0x423/0x1300 [ 178.044387][ T3897] ip6_finish_output+0x646/0xda0 [ 178.044492][ T3897] ip6_output+0x23f/0x7f0 [ 178.044595][ T3897] ndisc_send_skb+0xba3/0x1520 [ 178.044702][ T3897] ndisc_send_ns+0xa9/0x120 [ 178.044814][ T3897] addrconf_dad_work+0x6c2/0x930 [ 178.044923][ T3897] process_one_work+0xdf8/0x1410 [ 178.045034][ T3897] worker_thread+0x4f1/0xd60 [ 178.045145][ T3897] kthread+0x367/0x460 [ 178.045254][ T3897] ret_from_fork+0x474/0x6b0 [ 178.045363][ T3897] ret_from_fork_asm+0x11/0x20 [ 178.045470][ T3897] INITIAL USE at: [ 178.045536][ T3897] __lock_acquire+0x378/0xc10 [ 178.045644][ T3897] lock_acquire.part.0+0xbc/0x260 [ 178.045752][ T3897] _raw_write_lock_bh+0x38/0x50 [ 178.045858][ T3897] addrconf_permanent_addr+0x108/0x9c0 [ 178.045985][ T3897] addrconf_notify+0x151/0xf30 [ 178.046092][ T3897] notifier_call_chain+0xb0/0x320 [ 178.046204][ T3897] __dev_notify_flags+0xde/0x280 [ 178.046312][ T3897] netif_change_flags+0xfe/0x190 [ 178.046416][ T3897] do_setlink.isra.0+0x1cc3/0x2750 [ 178.046523][ T3897] rtnl_newlink+0x8d1/0xef0 [ 178.046629][ T3897] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 178.046735][ T3897] netlink_rcv_skb+0x14e/0x3a0 [ 178.046890][ T3897] netlink_unicast+0x486/0x750 [ 178.046994][ T3897] netlink_sendmsg+0x735/0xc60 [ 178.047096][ T3897] ____sys_sendmsg+0x419/0x850 [ 178.047253][ T3897] ___sys_sendmsg+0x14e/0x1d0 [ 178.047357][ T3897] __sys_sendmsg+0x145/0x1f0 [ 178.047463][ T3897] do_syscall_64+0x117/0x590 [ 178.047618][ T3897] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 178.047746][ T3897] INITIAL READ USE at: [ 178.047829][ T3897] __lock_acquire+0x378/0xc10 [ 178.047980][ T3897] lock_acquire.part.0+0xbc/0x260 [ 178.048110][ T3897] _raw_read_lock_bh+0x44/0x80 [ 178.048221][ T3897] inet6_fill_ifla6_attrs+0x1aee/0x21e0 [ 178.048398][ T3897] inet6_fill_link_af+0x5c/0xe0 [ 178.048502][ T3897] rtnl_fill_ifinfo.isra.0+0x1a45/0x2c20 [ 178.048634][ T3897] rtnl_getlink+0x9c9/0xeb0 [ 178.048788][ T3897] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 178.048896][ T3897] netlink_rcv_skb+0x14e/0x3a0 [ 178.049004][ T3897] netlink_unicast+0x486/0x750 [ 178.049158][ T3897] netlink_sendmsg+0x735/0xc60 [ 178.049267][ T3897] ____sys_sendmsg+0x419/0x850 [ 178.049374][ T3897] ___sys_sendmsg+0x14e/0x1d0 [ 178.049476][ T3897] __sys_sendmsg+0x145/0x1f0 [ 178.049624][ T3897] do_syscall_64+0x117/0x590 [ 178.049728][ T3897] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 178.049855][ T3897] } [ 178.049944][ T3897] ... key at: [] __key.37+0x0/0x40 [ 178.050075][ T3897] ... acquired at: [ 178.050143][ T3897] __lock_acquire+0x508/0xc10 [ 178.050228][ T3897] lock_acquire.part.0+0xbc/0x260 [ 178.050359][ T3897] _raw_spin_lock+0x33/0x40 [ 178.050443][ T3897] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 178.050547][ T3897] __ipv6_dev_ac_inc+0x57e/0x930 [ 178.050636][ T3897] addrconf_join_anycast+0x1bc/0x260 [ 178.050764][ T3897] __ipv6_ifa_notify+0x75b/0xad0 [ 178.050848][ T3897] addrconf_dad_completed+0x14b/0xe10 [ 178.050935][ T3897] addrconf_dad_work+0x3c1/0x930 [ 178.051021][ T3897] process_one_work+0xdf8/0x1410 [ 178.051151][ T3897] worker_thread+0x4f1/0xd60 [ 178.051238][ T3897] kthread+0x367/0x460 [ 178.051306][ T3897] ret_from_fork+0x474/0x6b0 [ 178.051392][ T3897] ret_from_fork_asm+0x11/0x20 [ 178.051478][ T3897] [ 178.051521][ T3897] -> (acaddr_hash_lock){+.+.}-{3:3} { [ 178.051609][ T3897] HARDIRQ-ON-W at: [ 178.051677][ T3897] __lock_acquire+0x378/0xc10 [ 178.051831][ T3897] lock_acquire.part.0+0xbc/0x260 [ 178.051944][ T3897] _raw_spin_lock+0x33/0x40 [ 178.052053][ T3897] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 178.052230][ T3897] __ipv6_dev_ac_inc+0x57e/0x930 [ 178.052337][ T3897] addrconf_join_anycast+0x1bc/0x260 [ 178.052443][ T3897] __ipv6_ifa_notify+0x75b/0xad0 [ 178.052551][ T3897] addrconf_dad_completed+0x14b/0xe10 [ 178.052705][ T3897] addrconf_dad_work+0x3c1/0x930 [ 178.052812][ T3897] process_one_work+0xdf8/0x1410 [ 178.052921][ T3897] worker_thread+0x4f1/0xd60 [ 178.053077][ T3897] kthread+0x367/0x460 [ 178.053168][ T3897] ret_from_fork+0x474/0x6b0 [ 178.053274][ T3897] ret_from_fork_asm+0x11/0x20 [ 178.053431][ T3897] SOFTIRQ-ON-W at: [ 178.053494][ T3897] __lock_acquire+0x378/0xc10 [ 178.053601][ T3897] lock_acquire.part.0+0xbc/0x260 [ 178.053710][ T3897] _raw_spin_lock+0x33/0x40 [ 178.053862][ T3897] __ipv6_dev_ac_dec+0x236/0x5d0 [ 178.053970][ T3897] addrconf_leave_anycast+0x1bc/0x260 [ 178.054076][ T3897] __ipv6_ifa_notify+0x6b4/0xad0 [ 178.054232][ T3897] ipv6_del_addr+0x419/0xa20 [ 178.054341][ T3897] inet6_addr_del.isra.0+0x21d/0x6c0 [ 178.054446][ T3897] inet6_rtm_deladdr+0x200/0x2e0 [ 178.054596][ T3897] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 178.054703][ T3897] netlink_rcv_skb+0x14e/0x3a0 [ 178.054808][ T3897] netlink_unicast+0x486/0x750 [ 178.054963][ T3897] netlink_sendmsg+0x735/0xc60 [ 178.055073][ T3897] ____sys_sendmsg+0x419/0x850 [ 178.055181][ T3897] ___sys_sendmsg+0x14e/0x1d0 [ 178.055285][ T3897] __sys_sendmsg+0x145/0x1f0 [ 178.055435][ T3897] do_syscall_64+0x117/0x590 [ 178.055539][ T3897] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 178.055666][ T3897] INITIAL USE at: [ 178.055776][ T3897] __lock_acquire+0x378/0xc10 [ 178.055884][ T3897] lock_acquire.part.0+0xbc/0x260 [ 178.055990][ T3897] _raw_spin_lock+0x33/0x40 [ 178.056146][ T3897] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 178.056270][ T3897] __ipv6_dev_ac_inc+0x57e/0x930 [ 178.056373][ T3897] addrconf_join_anycast+0x1bc/0x260 [ 178.056523][ T3897] __ipv6_ifa_notify+0x75b/0xad0 [ 178.056629][ T3897] addrconf_dad_completed+0x14b/0xe10 [ 178.056737][ T3897] addrconf_dad_work+0x3c1/0x930 [ 178.056886][ T3897] process_one_work+0xdf8/0x1410 [ 178.056994][ T3897] worker_thread+0x4f1/0xd60 [ 178.057099][ T3897] kthread+0x367/0x460 [ 178.057186][ T3897] ret_from_fork+0x474/0x6b0 [ 178.057340][ T3897] ret_from_fork_asm+0x11/0x20 [ 178.057449][ T3897] } [ 178.057492][ T3897] ... key at: [] acaddr_hash_lock+0x18/0x45a0 [ 178.057659][ T3897] ... acquired at: [ 178.057720][ T3897] mark_lock+0x1d7/0xa00 [ 178.057808][ T3897] mark_usage+0x105/0x170 [ 178.057895][ T3897] __lock_acquire+0x378/0xc10 [ 178.057981][ T3897] lock_acquire.part.0+0xbc/0x260 [ 178.058110][ T3897] _raw_spin_lock+0x33/0x40 [ 178.058197][ T3897] __ipv6_dev_ac_dec+0x236/0x5d0 [ 178.058279][ T3897] addrconf_leave_anycast+0x1bc/0x260 [ 178.058364][ T3897] __ipv6_ifa_notify+0x6b4/0xad0 [ 178.058493][ T3897] ipv6_del_addr+0x419/0xa20 [ 178.058576][ T3897] inet6_addr_del.isra.0+0x21d/0x6c0 [ 178.058658][ T3897] inet6_rtm_deladdr+0x200/0x2e0 [ 178.058739][ T3897] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 178.058865][ T3897] netlink_rcv_skb+0x14e/0x3a0 [ 178.058948][ T3897] netlink_unicast+0x486/0x750 [ 178.059030][ T3897] netlink_sendmsg+0x735/0xc60 [ 178.059121][ T3897] ____sys_sendmsg+0x419/0x850 [ 178.059251][ T3897] ___sys_sendmsg+0x14e/0x1d0 [ 178.059338][ T3897] __sys_sendmsg+0x145/0x1f0 [ 178.059420][ T3897] do_syscall_64+0x117/0x590 [ 178.059501][ T3897] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 178.059652][ T3897] [ 178.059696][ T3897] [ 178.059696][ T3897] stack backtrace: [ 178.059802][ T3897] CPU: 3 UID: 0 PID: 3897 Comm: ip Not tainted 7.1.0-rc5-virtme #1 PREEMPT(full) [ 178.059805][ T3897] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 178.059807][ T3897] Call Trace: [ 178.059809][ T3897] [ 178.059810][ T3897] dump_stack_lvl+0x6f/0xa0 [ 178.059814][ T3897] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 178.059817][ T3897] mark_lock_irq+0x989/0x9c0 [ 178.059820][ T3897] mark_lock+0x1d7/0xa00 [ 178.059822][ T3897] mark_usage+0x105/0x170 [ 178.059823][ T3897] __lock_acquire+0x378/0xc10 [ 178.059825][ T3897] lock_acquire.part.0+0xbc/0x260 [ 178.059827][ T3897] ? __ipv6_dev_ac_dec+0x236/0x5d0 [ 178.059828][ T3897] ? rcu_is_watching+0x15/0xd0 [ 178.059831][ T3897] ? do_raw_read_unlock+0x70/0x70 [ 178.059833][ T3897] ? lock_acquire+0x134/0x160 [ 178.059835][ T3897] _raw_spin_lock+0x33/0x40 [ 178.059837][ T3897] ? __ipv6_dev_ac_dec+0x236/0x5d0 [ 178.059838][ T3897] __ipv6_dev_ac_dec+0x236/0x5d0 [ 178.059840][ T3897] addrconf_leave_anycast+0x1bc/0x260 [ 178.059842][ T3897] ? inet6_dump_ifinfo+0x6e0/0x6e0 [ 178.059844][ T3897] ? __ipv6_isatap_ifid+0x210/0x210 [ 178.059846][ T3897] ? nlmsg_notify+0x62/0x250 [ 178.059848][ T3897] __ipv6_ifa_notify+0x6b4/0xad0 [ 178.059850][ T3897] ? cleanup_prefix_route+0x550/0x550 [ 178.059852][ T3897] ? __cancel_work+0x1e0/0x250 [ 178.059854][ T3897] ? try_to_grab_pending+0x840/0x840 [ 178.059855][ T3897] ? __lock_release.isra.0+0x6b/0x1a0 [ 178.059857][ T3897] ? mark_held_locks+0x40/0x70 [ 178.059859][ T3897] ? ipv6_del_addr+0x419/0xa20 [ 178.059860][ T3897] ipv6_del_addr+0x419/0xa20 [ 178.059862][ T3897] ? find_held_lock+0x2b/0x80 [ 178.059865][ T3897] ? addrconf_dad_start+0x110/0x110 [ 178.059867][ T3897] ? __lock_release.isra.0+0x6b/0x1a0 [ 178.059868][ T3897] ? mark_held_locks+0x40/0x70 [ 178.059870][ T3897] inet6_addr_del.isra.0+0x21d/0x6c0 [ 178.059872][ T3897] inet6_rtm_deladdr+0x200/0x2e0 [ 178.059875][ T3897] ? inet6_addr_del.isra.0+0x6c0/0x6c0 [ 178.059878][ T3897] ? rtnetlink_rcv_msg+0x6dc/0xbd0 [ 178.059879][ T3897] ? inet6_addr_del.isra.0+0x6c0/0x6c0 [ 178.059881][ T3897] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 178.059883][ T3897] ? validate_chain+0x38b/0xc20 [ 178.059884][ T3897] ? rtnl_link_fill+0x920/0x920 [ 178.059885][ T3897] ? __lock_acquire+0x508/0xc10 [ 178.059887][ T3897] ? lock_acquire.part.0+0xbc/0x260 [ 178.059889][ T3897] ? find_held_lock+0x2b/0x80 [ 178.059891][ T3897] netlink_rcv_skb+0x14e/0x3a0 [ 178.059892][ T3897] ? rtnl_link_fill+0x920/0x920 [ 178.059894][ T3897] ? netlink_ack+0xcf0/0xcf0 [ 178.059897][ T3897] ? netlink_deliver_tap+0xc5/0x330 [ 178.059899][ T3897] ? netlink_deliver_tap+0x13c/0x330 [ 178.059901][ T3897] netlink_unicast+0x486/0x750 [ 178.059903][ T3897] ? netlink_attachskb+0x810/0x810 [ 178.059905][ T3897] ? __lock_acquire+0x508/0xc10 [ 178.059906][ T3897] netlink_sendmsg+0x735/0xc60 [ 178.059908][ T3897] ? netlink_unicast+0x750/0x750 [ 178.059911][ T3897] ? __might_fault+0x97/0x140 [ 178.059914][ T3897] ____sys_sendmsg+0x419/0x850 [ 178.059916][ T3897] ? copy_msghdr_from_user+0x2a0/0x460 [ 178.059918][ T3897] ? get_timestamp.constprop.0+0x390/0x390 [ 178.059920][ T3897] ? move_addr_to_kernel+0x40/0x40 [ 178.059922][ T3897] ? stack_depot_save_flags+0x367/0x770 [ 178.059925][ T3897] ? validate_chain+0x38b/0xc20 [ 178.059927][ T3897] ___sys_sendmsg+0x14e/0x1d0 [ 178.059929][ T3897] ? __call_rcu_common.constprop.0+0xb2/0xa10 [ 178.059931][ T3897] ? copy_msghdr_from_user+0x460/0x460 [ 178.059936][ T3897] __sys_sendmsg+0x145/0x1f0 [ 178.059937][ T3897] ? __sys_sendmsg_sock+0x20/0x20 [ 178.059939][ T3897] ? __call_rcu_common.constprop.0+0x3d1/0xa10 [ 178.059941][ T3897] ? do_raw_spin_unlock+0x59/0x250 [ 178.059942][ T3897] ? rcu_is_watching+0x15/0xd0 [ 178.059944][ T3897] do_syscall_64+0x117/0x590 [ 178.059946][ T3897] ? trace_hardirqs_off+0xd/0x30 [ 178.059949][ T3897] ? exc_page_fault+0xee/0x100 [ 178.059951][ T3897] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 178.059952][ T3897] RIP: 0033:0x7f1957de108e [ 178.059955][ T3897] 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 [ 178.059956][ T3897] RSP: 002b:00007ffca41edb90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 178.059959][ T3897] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1957de108e [ 178.059960][ T3897] RDX: 0000000000000000 RSI: 00007ffca41edc40 RDI: 0000000000000005 [ 178.059961][ T3897] RBP: 00007ffca41edba0 R08: 0000000000000000 R09: 0000000000000000 [ 178.059962][ T3897] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a1987d2 [ 178.059963][ T3897] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffca41ee390 [ 178.059965][ T3897] [ 183.098282][ T3899] br1: port 1(vx10) entered blocking state [ 183.098439][ T3899] br1: port 1(vx10) entered disabled state [ 183.098573][ T3899] vx10: entered allmulticast mode [ 183.099369][ T3899] vx10: entered promiscuous mode [ 183.099640][ T3899] br1: port 1(vx10) entered blocking state [ 183.099750][ T3899] br1: port 1(vx10) entered forwarding state [ 183.130064][ T3901] br1: port 2(vx20) entered blocking state [ 183.130207][ T3901] br1: port 2(vx20) entered disabled state [ 183.130333][ T3901] vx20: entered allmulticast mode [ 183.131147][ T3901] vx20: entered promiscuous mode [ 183.131357][ T3901] br1: port 2(vx20) entered blocking state [ 183.131464][ T3901] br1: port 2(vx20) entered forwarding state [ 284.697393][ T4729] veth3: entered promiscuous mode [ 297.614288][ T5656] veth3: left promiscuous mode [ 297.696043][ T5662] veth3: entered promiscuous mode [ 310.776480][ T6589] veth3: left promiscuous mode [ 459.258534][ T69] vx20: left allmulticast mode [ 459.258659][ T69] vx20: left promiscuous mode [ 459.258818][ T69] br2: port 3(vx20) entered disabled state [ 459.259777][ T69] vx10: left allmulticast mode [ 459.259867][ T69] vx10: left promiscuous mode [ 459.259996][ T69] br2: port 2(vx10) entered disabled state [ 459.261044][ T69] w1: left allmulticast mode [ 459.261131][ T69] w1: left promiscuous mode [ 459.261267][ T69] br2: port 1(w1) entered disabled state [ 459.341211][ T69] vx20: left allmulticast mode [ 459.341370][ T69] vx20: left promiscuous mode [ 459.341602][ T69] br2: port 3(vx20) entered disabled state [ 459.342220][ T69] vx10: left allmulticast mode [ 459.342352][ T69] vx10: left promiscuous mode [ 459.342558][ T69] br2: port 2(vx10) entered disabled state [ 459.343185][ T69] w1: left allmulticast mode [ 459.343306][ T69] w1: left promiscuous mode [ 459.343506][ T69] br2: port 1(w1) entered disabled state [ 459.736619][T11159] br1: port 4(veth2) entered disabled state [ 459.748663][T11160] veth2: left allmulticast mode [ 459.748800][T11160] veth2: left promiscuous mode [ 459.749002][T11160] br1: port 4(veth2) entered disabled state [ 459.813070][T11164] br1: port 3(veth1) entered disabled state [ 459.826004][T11165] veth1: left allmulticast mode [ 459.826107][T11165] veth1: left promiscuous mode [ 459.826243][T11165] br1: port 3(veth1) entered disabled state [ 459.863242][T11167] vx20: left allmulticast mode [ 459.863385][T11167] vx20: left promiscuous mode [ 459.863788][T11167] br1: port 2(vx20) entered disabled state [ 459.928615][T11171] vx10: left allmulticast mode [ 459.928757][T11171] vx10: left promiscuous mode [ 459.928959][T11171] br1: port 1(vx10) entered disabled state