[ 8.450171][ T190] ip (190) used greatest stack depth: 24512 bytes left [ 8.583222][ T196] ip (196) used greatest stack depth: 24344 bytes left [ 9.374641][ T233] lag1: Mode changed to "loadbalance" [ 9.565742][ T242] lag1: Port device veth0 added [ 9.591540][ T243] lag1: Port device veth6 added [ 9.882251][ T256] 8021q: 802.1Q VLAN Support v1.8 [ 9.882548][ T256] 8021q: adding VLAN 0 to HW filter on device lag1 [ 10.302458][ T276] lag4: Mode changed to "loadbalance" [ 10.332322][ T277] 8021q: adding VLAN 0 to HW filter on device lag4 [ 10.498068][ T285] lag4: Port device veth3 added [ 10.533636][ T286] lag4: Port device veth5 added [ 10.671122][ T292] 8021q: adding VLAN 0 to HW filter on device lag4 [ 11.201923][ T316] lag2: Mode changed to "loadbalance" [ 11.228538][ T317] 8021q: adding VLAN 0 to HW filter on device lag2 [ 11.401417][ T325] lag2: Port device veth1 added [ 11.437003][ T326] lag2: Port device veth7 added [ 11.725982][ T332] modprobe (332) used greatest stack depth: 24216 bytes left [ 11.832001][ T341] br1: port 1(lag2.100) entered blocking state [ 11.832200][ T341] br1: port 1(lag2.100) entered disabled state [ 11.832406][ T341] lag2.100: entered allmulticast mode [ 11.832532][ T341] lag2: entered allmulticast mode [ 11.832665][ T341] veth1: entered allmulticast mode [ 11.832803][ T341] veth7: entered allmulticast mode [ 11.834660][ T341] lag2.100: entered promiscuous mode [ 11.834800][ T341] lag2: entered promiscuous mode [ 11.834935][ T341] veth1: entered promiscuous mode [ 11.835216][ T341] veth7: entered promiscuous mode [ 11.954501][ T349] br2: port 1(lag2.200) entered blocking state [ 11.954702][ T349] br2: port 1(lag2.200) entered disabled state [ 11.954897][ T349] lag2.200: entered allmulticast mode [ 11.957278][ T349] lag2.200: entered promiscuous mode [ 12.044906][ T352] br1: port 1(lag2.100) entered blocking state [ 12.045345][ T352] br1: port 1(lag2.100) entered forwarding state [ 12.069781][ T353] br2: port 1(lag2.200) entered blocking state [ 12.069994][ T353] br2: port 1(lag2.200) entered forwarding state [ 12.240127][ T361] lag3: Mode changed to "loadbalance" [ 12.273196][ T363] 8021q: adding VLAN 0 to HW filter on device lag3 [ 12.435348][ T372] lag3: Port device veth2 added [ 12.474509][ T373] lag3: Port device veth4 added [ 22.355778][ T461] [ 22.355869][ T461] ======================================================== [ 22.356012][ T461] WARNING: possible irq lock inversion dependency detected [ 22.356149][ T461] 7.1.0-rc5-virtme #1 Not tainted [ 22.356240][ T461] -------------------------------------------------------- [ 22.356374][ T461] ip/461 just changed the state of lock: [ 22.356466][ T461] ffffffff9717e8b8 (acaddr_hash_lock){+.+.}-{3:3}, at: __ipv6_dev_ac_dec+0x236/0x5d0 [ 22.356637][ T461] but this lock was taken by another, SOFTIRQ-safe lock in the past: [ 22.356773][ T461] (&ndev->lock){++--}-{3:3} [ 22.356776][ T461] [ 22.356776][ T461] [ 22.356776][ T461] and interrupts could create inverse lock ordering between them. [ 22.356776][ T461] [ 22.357111][ T461] [ 22.357111][ T461] other info that might help us debug this: [ 22.357245][ T461] Possible interrupt unsafe locking scenario: [ 22.357245][ T461] [ 22.357377][ T461] CPU0 CPU1 [ 22.357468][ T461] ---- ---- [ 22.357559][ T461] lock(acaddr_hash_lock); [ 22.357648][ T461] local_irq_disable(); [ 22.357757][ T461] lock(&ndev->lock); [ 22.357867][ T461] lock(acaddr_hash_lock); [ 22.357982][ T461] [ 22.358054][ T461] lock(&ndev->lock); [ 22.358124][ T461] [ 22.358124][ T461] *** DEADLOCK *** [ 22.358124][ T461] [ 22.358256][ T461] 1 lock held by ip/461: [ 22.358325][ T461] #0: ffffffff9708c9c0 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x883/0xef0 [ 22.358483][ T461] [ 22.358483][ T461] the shortest dependencies between 2nd lock and 1st lock: [ 22.358644][ T461] -> (&ndev->lock){++--}-{3:3} { [ 22.358736][ T461] HARDIRQ-ON-W at: [ 22.358804][ T461] __lock_acquire+0x378/0xc10 [ 22.358919][ T461] lock_acquire.part.0+0xbc/0x260 [ 22.359028][ T461] _raw_write_lock_bh+0x38/0x50 [ 22.359144][ T461] addrconf_permanent_addr+0x108/0x9c0 [ 22.359277][ T461] addrconf_notify+0x151/0xf30 [ 22.359388][ T461] notifier_call_chain+0xb0/0x320 [ 22.359500][ T461] __dev_notify_flags+0xde/0x280 [ 22.359612][ T461] netif_change_flags+0xfe/0x190 [ 22.359722][ T461] do_setlink.isra.0+0x1cc3/0x2750 [ 22.359832][ T461] rtnl_newlink+0x8d1/0xef0 [ 22.359945][ T461] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 22.360062][ T461] netlink_rcv_skb+0x14e/0x3a0 [ 22.360174][ T461] netlink_unicast+0x486/0x750 [ 22.360283][ T461] netlink_sendmsg+0x735/0xc60 [ 22.360393][ T461] ____sys_sendmsg+0x419/0x850 [ 22.360508][ T461] ___sys_sendmsg+0x14e/0x1d0 [ 22.360616][ T461] __sys_sendmsg+0x145/0x1f0 [ 22.360733][ T461] do_syscall_64+0x117/0x590 [ 22.360843][ T461] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 22.360977][ T461] HARDIRQ-ON-R at: [ 22.361046][ T461] __lock_acquire+0x378/0xc10 [ 22.361157][ T461] lock_acquire.part.0+0xbc/0x260 [ 22.361268][ T461] _raw_read_lock_bh+0x44/0x80 [ 22.361378][ T461] inet6_fill_ifla6_attrs+0x1aee/0x21e0 [ 22.361512][ T461] inet6_fill_link_af+0x5c/0xe0 [ 22.361621][ T461] rtnl_fill_ifinfo.isra.0+0x1a45/0x2c20 [ 22.361753][ T461] rtnl_getlink+0x9c9/0xeb0 [ 22.361862][ T461] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 22.361972][ T461] netlink_rcv_skb+0x14e/0x3a0 [ 22.362087][ T461] netlink_unicast+0x486/0x750 [ 22.362200][ T461] netlink_sendmsg+0x735/0xc60 [ 22.362310][ T461] ____sys_sendmsg+0x419/0x850 [ 22.362420][ T461] ___sys_sendmsg+0x14e/0x1d0 [ 22.362532][ T461] __sys_sendmsg+0x145/0x1f0 [ 22.362643][ T461] do_syscall_64+0x117/0x590 [ 22.362753][ T461] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 22.362886][ T461] IN-SOFTIRQ-W at: [ 22.362952][ T461] __lock_acquire+0x378/0xc10 [ 22.363066][ T461] lock_acquire.part.0+0xbc/0x260 [ 22.363177][ T461] _raw_write_lock+0x33/0x40 [ 22.363288][ T461] addrconf_rs_timer+0xb0/0x770 [ 22.363398][ T461] call_timer_fn+0x163/0x4f0 [ 22.363510][ T461] __run_timers+0x68f/0xab0 [ 22.363619][ T461] run_timer_softirq+0xf0/0x160 [ 22.363728][ T461] handle_softirqs+0x1d8/0x940 [ 22.363840][ T461] __irq_exit_rcu+0x103/0x1c0 [ 22.363950][ T461] irq_exit_rcu+0xe/0x30 [ 22.364065][ T461] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 22.364198][ T461] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 22.364330][ T461] pv_native_safe_halt+0xf/0x10 [ 22.364440][ T461] default_idle+0x9/0x10 [ 22.364551][ T461] default_idle_call+0x6e/0xb0 [ 22.364665][ T461] cpuidle_idle_call.constprop.0+0x237/0x410 [ 22.364799][ T461] do_idle+0xf5/0x160 [ 22.364909][ T461] cpu_startup_entry+0x53/0x70 [ 22.365022][ T461] start_secondary+0x204/0x2b0 [ 22.365138][ T461] common_startup_64+0x13e/0x148 [ 22.365251][ T461] IN-SOFTIRQ-R at: [ 22.365318][ T461] __lock_acquire+0x378/0xc10 [ 22.365428][ T461] lock_acquire.part.0+0xbc/0x260 [ 22.365541][ T461] _raw_read_lock_bh+0x44/0x80 [ 22.365651][ T461] ipv6_get_lladdr+0xa8/0x3f0 [ 22.365763][ T461] ndisc_send_ns+0xf3/0x120 [ 22.365874][ T461] ndisc_solicit+0x314/0x480 [ 22.365984][ T461] neigh_probe+0xb3/0x100 [ 22.366100][ T461] __neigh_event_send+0x802/0x1070 [ 22.366211][ T461] neigh_resolve_output+0xbe/0x140 [ 22.366322][ T461] ip6_finish_output2+0x423/0x1300 [ 22.366433][ T461] ip6_finish_output+0x646/0xda0 [ 22.366543][ T461] ip6_output+0x23f/0x7f0 [ 22.366655][ T461] ip6_forward+0x10f4/0x2bd0 [ 22.366768][ T461] ipv6_rcv+0x3c1/0x5a0 [ 22.366877][ T461] __netif_receive_skb_one_core+0xfc/0x180 [ 22.367012][ T461] netif_receive_skb_internal+0xb0/0x330 [ 22.367154][ T461] netif_receive_skb+0x56/0x380 [ 22.367265][ T461] br_handle_frame_finish+0xc3b/0x1fb0 [bridge] [ 22.367411][ T461] br_handle_frame+0x739/0xf40 [bridge] [ 22.367556][ T461] __netif_receive_skb_core.constprop.0+0x536/0x2bc0 [ 22.367692][ T461] __netif_receive_skb_one_core+0xa2/0x180 [ 22.367823][ T461] process_backlog+0x2bc/0x1490 [ 22.367934][ T461] __napi_poll+0xa7/0x3b0 [ 22.368054][ T461] net_rx_action+0x513/0xf50 [ 22.368170][ T461] handle_softirqs+0x1d8/0x940 [ 22.368280][ T461] do_softirq+0xa9/0xe0 [ 22.368390][ T461] __local_bh_enable_ip+0x113/0x140 [ 22.368505][ T461] __neigh_event_send+0x30a/0x1070 [ 22.368616][ T461] neigh_resolve_output+0xbe/0x140 [ 22.368731][ T461] ip6_finish_output2+0x423/0x1300 [ 22.368840][ T461] ip6_finish_output+0x646/0xda0 [ 22.368950][ T461] ip6_output+0x23f/0x7f0 [ 22.369063][ T461] ip6_send_skb+0xee/0x350 [ 22.369175][ T461] rawv6_push_pending_frames+0x4cb/0xa90 [ 22.369308][ T461] rawv6_sendmsg+0x1434/0x1a50 [ 22.369418][ T461] __sys_sendto+0x2c9/0x400 [ 22.369529][ T461] __x64_sys_sendto+0xe4/0x1f0 [ 22.369639][ T461] do_syscall_64+0x117/0x590 [ 22.369750][ T461] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 22.369887][ T461] INITIAL USE at: [ 22.369954][ T461] __lock_acquire+0x378/0xc10 [ 22.370069][ T461] lock_acquire.part.0+0xbc/0x260 [ 22.370178][ T461] _raw_write_lock_bh+0x38/0x50 [ 22.370288][ T461] addrconf_permanent_addr+0x108/0x9c0 [ 22.370475][ T461] addrconf_notify+0x151/0xf30 [ 22.370588][ T461] notifier_call_chain+0xb0/0x320 [ 22.370698][ T461] __dev_notify_flags+0xde/0x280 [ 22.370858][ T461] netif_change_flags+0xfe/0x190 [ 22.370969][ T461] do_setlink.isra.0+0x1cc3/0x2750 [ 22.371083][ T461] rtnl_newlink+0x8d1/0xef0 [ 22.371246][ T461] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 22.371355][ T461] netlink_rcv_skb+0x14e/0x3a0 [ 22.371465][ T461] netlink_unicast+0x486/0x750 [ 22.371626][ T461] netlink_sendmsg+0x735/0xc60 [ 22.371737][ T461] ____sys_sendmsg+0x419/0x850 [ 22.371848][ T461] ___sys_sendmsg+0x14e/0x1d0 [ 22.372007][ T461] __sys_sendmsg+0x145/0x1f0 [ 22.372121][ T461] do_syscall_64+0x117/0x590 [ 22.372232][ T461] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 22.372412][ T461] INITIAL READ USE at: [ 22.372499][ T461] __lock_acquire+0x378/0xc10 [ 22.372609][ T461] lock_acquire.part.0+0xbc/0x260 [ 22.372793][ T461] _raw_read_lock_bh+0x44/0x80 [ 22.372902][ T461] inet6_fill_ifla6_attrs+0x1aee/0x21e0 [ 22.373037][ T461] inet6_fill_link_af+0x5c/0xe0 [ 22.373199][ T461] rtnl_fill_ifinfo.isra.0+0x1a45/0x2c20 [ 22.373332][ T461] rtnl_getlink+0x9c9/0xeb0 [ 22.373440][ T461] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 22.373599][ T461] netlink_rcv_skb+0x14e/0x3a0 [ 22.373709][ T461] netlink_unicast+0x486/0x750 [ 22.373819][ T461] netlink_sendmsg+0x735/0xc60 [ 22.373929][ T461] ____sys_sendmsg+0x419/0x850 [ 22.374095][ T461] ___sys_sendmsg+0x14e/0x1d0 [ 22.374204][ T461] __sys_sendmsg+0x145/0x1f0 [ 22.374313][ T461] do_syscall_64+0x117/0x590 [ 22.374472][ T461] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 22.374604][ T461] } [ 22.374650][ T461] ... key at: [] __key.37+0x0/0x40 [ 22.374832][ T461] ... acquired at: [ 22.374898][ T461] __lock_acquire+0x508/0xc10 [ 22.374986][ T461] lock_acquire.part.0+0xbc/0x260 [ 22.375075][ T461] _raw_spin_lock+0x33/0x40 [ 22.375211][ T461] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 22.375321][ T461] __ipv6_dev_ac_inc+0x57e/0x930 [ 22.375407][ T461] addrconf_join_anycast+0x1bc/0x260 [ 22.375494][ T461] dev_forward_change+0x2be/0x850 [ 22.375634][ T461] addrconf_fixup_forwarding+0x2af/0x4d0 [ 22.375742][ T461] addrconf_sysctl_forward+0x209/0x2b0 [ 22.375828][ T461] proc_sys_call_handler+0x31b/0x480 [ 22.375918][ T461] new_sync_write+0x333/0x750 [ 22.376061][ T461] vfs_write+0x6a4/0xc10 [ 22.376149][ T461] ksys_write+0x116/0x250 [ 22.376235][ T461] do_syscall_64+0x117/0x590 [ 22.376322][ T461] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 22.376483][ T461] [ 22.376528][ T461] -> (acaddr_hash_lock){+.+.}-{3:3} { [ 22.376621][ T461] HARDIRQ-ON-W at: [ 22.376687][ T461] __lock_acquire+0x378/0xc10 [ 22.376846][ T461] lock_acquire.part.0+0xbc/0x260 [ 22.376956][ T461] _raw_spin_lock+0x33/0x40 [ 22.377069][ T461] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 22.377250][ T461] __ipv6_dev_ac_inc+0x57e/0x930 [ 22.377364][ T461] addrconf_join_anycast+0x1bc/0x260 [ 22.377474][ T461] dev_forward_change+0x2be/0x850 [ 22.377633][ T461] addrconf_fixup_forwarding+0x2af/0x4d0 [ 22.377765][ T461] addrconf_sysctl_forward+0x209/0x2b0 [ 22.377875][ T461] proc_sys_call_handler+0x31b/0x480 [ 22.378037][ T461] new_sync_write+0x333/0x750 [ 22.378150][ T461] vfs_write+0x6a4/0xc10 [ 22.378258][ T461] ksys_write+0x116/0x250 [ 22.378367][ T461] do_syscall_64+0x117/0x590 [ 22.378475][ T461] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 22.378607][ T461] SOFTIRQ-ON-W at: [ 22.378672][ T461] __lock_acquire+0x378/0xc10 [ 22.378832][ T461] lock_acquire.part.0+0xbc/0x260 [ 22.378944][ T461] _raw_spin_lock+0x33/0x40 [ 22.379054][ T461] __ipv6_dev_ac_dec+0x236/0x5d0 [ 22.379212][ T461] addrconf_leave_anycast+0x1bc/0x260 [ 22.379322][ T461] __ipv6_ifa_notify+0x6b4/0xad0 [ 22.379434][ T461] addrconf_ifdown.isra.0+0xa70/0x15f0 [ 22.379593][ T461] addrconf_notify+0x2c8/0xf30 [ 22.379702][ T461] notifier_call_chain+0xb0/0x320 [ 22.379809][ T461] __dev_notify_flags+0x165/0x280 [ 22.379918][ T461] netif_change_flags+0xfe/0x190 [ 22.380081][ T461] do_setlink.isra.0+0x1cc3/0x2750 [ 22.380190][ T461] rtnl_newlink+0x8d1/0xef0 [ 22.380299][ T461] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 22.380460][ T461] netlink_rcv_skb+0x14e/0x3a0 [ 22.380570][ T461] netlink_unicast+0x486/0x750 [ 22.380680][ T461] netlink_sendmsg+0x735/0xc60 [ 22.380841][ T461] ____sys_sendmsg+0x419/0x850 [ 22.380951][ T461] ___sys_sendmsg+0x14e/0x1d0 [ 22.381063][ T461] __sys_sendmsg+0x145/0x1f0 [ 22.381224][ T461] do_syscall_64+0x117/0x590 [ 22.381334][ T461] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 22.381465][ T461] INITIAL USE at: [ 22.381532][ T461] __lock_acquire+0x378/0xc10 [ 22.381691][ T461] lock_acquire.part.0+0xbc/0x260 [ 22.381799][ T461] _raw_spin_lock+0x33/0x40 [ 22.381909][ T461] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 22.382103][ T461] __ipv6_dev_ac_inc+0x57e/0x930 [ 22.382216][ T461] addrconf_join_anycast+0x1bc/0x260 [ 22.382328][ T461] dev_forward_change+0x2be/0x850 [ 22.382488][ T461] addrconf_fixup_forwarding+0x2af/0x4d0 [ 22.382625][ T461] addrconf_sysctl_forward+0x209/0x2b0 [ 22.382737][ T461] proc_sys_call_handler+0x31b/0x480 [ 22.382897][ T461] new_sync_write+0x333/0x750 [ 22.383007][ T461] vfs_write+0x6a4/0xc10 [ 22.383119][ T461] ksys_write+0x116/0x250 [ 22.383279][ T461] do_syscall_64+0x117/0x590 [ 22.383388][ T461] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 22.383523][ T461] } [ 22.383567][ T461] ... key at: [] acaddr_hash_lock+0x18/0x45a0 [ 22.383748][ T461] ... acquired at: [ 22.383813][ T461] mark_lock+0x1d7/0xa00 [ 22.383900][ T461] mark_usage+0x105/0x170 [ 22.384041][ T461] __lock_acquire+0x378/0xc10 [ 22.384130][ T461] lock_acquire.part.0+0xbc/0x260 [ 22.384218][ T461] _raw_spin_lock+0x33/0x40 [ 22.384309][ T461] __ipv6_dev_ac_dec+0x236/0x5d0 [ 22.384397][ T461] addrconf_leave_anycast+0x1bc/0x260 [ 22.384485][ T461] __ipv6_ifa_notify+0x6b4/0xad0 [ 22.384571][ T461] addrconf_ifdown.isra.0+0xa70/0x15f0 [ 22.384659][ T461] addrconf_notify+0x2c8/0xf30 [ 22.384796][ T461] notifier_call_chain+0xb0/0x320 [ 22.384882][ T461] __dev_notify_flags+0x165/0x280 [ 22.384969][ T461] netif_change_flags+0xfe/0x190 [ 22.385063][ T461] do_setlink.isra.0+0x1cc3/0x2750 [ 22.385204][ T461] rtnl_newlink+0x8d1/0xef0 [ 22.385294][ T461] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 22.385388][ T461] netlink_rcv_skb+0x14e/0x3a0 [ 22.385475][ T461] netlink_unicast+0x486/0x750 [ 22.385611][ T461] netlink_sendmsg+0x735/0xc60 [ 22.385698][ T461] ____sys_sendmsg+0x419/0x850 [ 22.385786][ T461] ___sys_sendmsg+0x14e/0x1d0 [ 22.385876][ T461] __sys_sendmsg+0x145/0x1f0 [ 22.386017][ T461] do_syscall_64+0x117/0x590 [ 22.386107][ T461] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 22.386216][ T461] [ 22.386262][ T461] [ 22.386262][ T461] stack backtrace: [ 22.386420][ T461] CPU: 3 UID: 0 PID: 461 Comm: ip Not tainted 7.1.0-rc5-virtme #1 PREEMPT(full) [ 22.386423][ T461] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.386425][ T461] Call Trace: [ 22.386426][ T461] [ 22.386428][ T461] dump_stack_lvl+0x6f/0xa0 [ 22.386432][ T461] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 22.386435][ T461] mark_lock_irq+0x989/0x9c0 [ 22.386438][ T461] mark_lock+0x1d7/0xa00 [ 22.386440][ T461] mark_usage+0x105/0x170 [ 22.386441][ T461] __lock_acquire+0x378/0xc10 [ 22.386444][ T461] lock_acquire.part.0+0xbc/0x260 [ 22.386445][ T461] ? __ipv6_dev_ac_dec+0x236/0x5d0 [ 22.386447][ T461] ? rcu_is_watching+0x15/0xd0 [ 22.386450][ T461] ? do_raw_read_unlock+0x70/0x70 [ 22.386451][ T461] ? lock_acquire+0x134/0x160 [ 22.386453][ T461] _raw_spin_lock+0x33/0x40 [ 22.386455][ T461] ? __ipv6_dev_ac_dec+0x236/0x5d0 [ 22.386456][ T461] __ipv6_dev_ac_dec+0x236/0x5d0 [ 22.386459][ T461] addrconf_leave_anycast+0x1bc/0x260 [ 22.386460][ T461] ? inet6_dump_ifinfo+0x6e0/0x6e0 [ 22.386462][ T461] ? __ipv6_isatap_ifid+0x210/0x210 [ 22.386464][ T461] ? nlmsg_notify+0x62/0x250 [ 22.386466][ T461] __ipv6_ifa_notify+0x6b4/0xad0 [ 22.386469][ T461] ? cleanup_prefix_route+0x550/0x550 [ 22.386471][ T461] ? find_held_lock+0x2b/0x80 [ 22.386474][ T461] ? __lock_release.isra.0+0x6b/0x1a0 [ 22.386475][ T461] ? __rwlock_init+0x150/0x150 [ 22.386477][ T461] ? mark_held_locks+0x40/0x70 [ 22.386479][ T461] ? addrconf_ifdown.isra.0+0xa70/0x15f0 [ 22.386480][ T461] addrconf_ifdown.isra.0+0xa70/0x15f0 [ 22.386482][ T461] ? __team_port_change_send+0x167/0x2e0 [ 22.386486][ T461] ? addrconf_dad_run+0x1b0/0x1b0 [ 22.386488][ T461] ? neigh_flush_one+0x580/0x580 [ 22.386490][ T461] ? mark_held_locks+0x40/0x70 [ 22.386492][ T461] addrconf_notify+0x2c8/0xf30 [ 22.386494][ T461] ? team_port_get_rtnl+0x65/0xc0 [ 22.386496][ T461] notifier_call_chain+0xb0/0x320 [ 22.386498][ T461] __dev_notify_flags+0x165/0x280 [ 22.386500][ T461] ? netif_change_name+0x8c0/0x8c0 [ 22.386502][ T461] ? netif_set_allmulti+0x250/0x250 [ 22.386503][ T461] ? is_bpf_text_address+0x68/0x110 [ 22.386507][ T461] netif_change_flags+0xfe/0x190 [ 22.386509][ T461] do_setlink.isra.0+0x1cc3/0x2750 [ 22.386511][ T461] ? rtnl_link_get_size+0x350/0x350 [ 22.386513][ T461] ? rcu_lockdep_current_cpu_online+0x39/0x1b0 [ 22.386515][ T461] ? rcu_read_lock_any_held+0x3c/0x90 [ 22.386517][ T461] ? validate_chain+0x38b/0xc20 [ 22.386518][ T461] ? rcu_read_lock_any_held+0x66/0x90 [ 22.386519][ T461] ? stack_depot_save_flags+0x367/0x770 [ 22.386522][ T461] ? __kernel_text_address+0x12/0x30 [ 22.386525][ T461] ? __lock_acquire+0x508/0xc10 [ 22.386527][ T461] ? lock_acquire.part.0+0xbc/0x260 [ 22.386528][ T461] ? rtnl_newlink+0x883/0xef0 [ 22.386530][ T461] ? rcu_is_watching+0x15/0xd0 [ 22.386532][ T461] ? lock_acquire+0x134/0x160 [ 22.386533][ T461] ? rcu_is_watching+0x15/0xd0 [ 22.386534][ T461] ? rcu_is_watching+0x15/0xd0 [ 22.386536][ T461] ? trace_contention_end+0xb3/0x1a0 [ 22.386538][ T461] ? __mutex_lock+0x1db/0x2010 [ 22.386540][ T461] ? __mutex_lock+0x9b2/0x2010 [ 22.386542][ T461] ? rtnl_newlink+0x883/0xef0 [ 22.386543][ T461] ? ww_mutex_lock+0x160/0x160 [ 22.386546][ T461] ? __rtnl_newlink+0x3fa/0xa50 [ 22.386548][ T461] rtnl_newlink+0x8d1/0xef0 [ 22.386550][ T461] ? lock_acquire.part.0+0xbc/0x260 [ 22.386552][ T461] ? find_held_lock+0x2b/0x80 [ 22.386553][ T461] ? __rtnl_newlink+0xa50/0xa50 [ 22.386555][ T461] ? mark_usage+0x61/0x170 [ 22.386556][ T461] ? __lock_release.isra.0+0x6b/0x1a0 [ 22.386558][ T461] ? lock_acquire.part.0+0xbc/0x260 [ 22.386559][ T461] ? find_held_lock+0x2b/0x80 [ 22.386561][ T461] ? __rtnl_newlink+0xa50/0xa50 [ 22.386563][ T461] ? __lock_release.isra.0+0x6b/0x1a0 [ 22.386564][ T461] ? __rtnl_newlink+0xa50/0xa50 [ 22.386566][ T461] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 22.386568][ T461] ? validate_chain+0x38b/0xc20 [ 22.386569][ T461] ? rtnl_link_fill+0x920/0x920 [ 22.386571][ T461] ? __lock_acquire+0x508/0xc10 [ 22.386573][ T461] ? lock_acquire.part.0+0xbc/0x260 [ 22.386574][ T461] ? find_held_lock+0x2b/0x80 [ 22.386576][ T461] netlink_rcv_skb+0x14e/0x3a0 [ 22.386578][ T461] ? rtnl_link_fill+0x920/0x920 [ 22.386580][ T461] ? netlink_ack+0xcf0/0xcf0 [ 22.386582][ T461] ? netlink_deliver_tap+0xc5/0x330 [ 22.386584][ T461] ? netlink_deliver_tap+0x13c/0x330 [ 22.386586][ T461] netlink_unicast+0x486/0x750 [ 22.386589][ T461] ? netlink_attachskb+0x810/0x810 [ 22.386590][ T461] ? __lock_acquire+0x508/0xc10 [ 22.386592][ T461] netlink_sendmsg+0x735/0xc60 [ 22.386595][ T461] ? netlink_unicast+0x750/0x750 [ 22.386597][ T461] ? __might_fault+0x97/0x140 [ 22.386600][ T461] ____sys_sendmsg+0x419/0x850 [ 22.386602][ T461] ? copy_msghdr_from_user+0x2a0/0x460 [ 22.386604][ T461] ? get_timestamp.constprop.0+0x390/0x390 [ 22.386605][ T461] ? move_addr_to_kernel+0x40/0x40 [ 22.386608][ T461] ? stack_depot_save_flags+0x367/0x770 [ 22.386609][ T461] ? validate_chain+0x38b/0xc20 [ 22.386611][ T461] ___sys_sendmsg+0x14e/0x1d0 [ 22.386613][ T461] ? __call_rcu_common.constprop.0+0xb2/0xa10 [ 22.386615][ T461] ? copy_msghdr_from_user+0x460/0x460 [ 22.386621][ T461] __sys_sendmsg+0x145/0x1f0 [ 22.386622][ T461] ? __sys_sendmsg_sock+0x20/0x20 [ 22.386623][ T461] ? __call_rcu_common.constprop.0+0x3d1/0xa10 [ 22.386626][ T461] ? do_raw_spin_unlock+0x59/0x250 [ 22.386627][ T461] ? rcu_is_watching+0x15/0xd0 [ 22.386629][ T461] do_syscall_64+0x117/0x590 [ 22.386631][ T461] ? trace_hardirqs_off+0xd/0x30 [ 22.386633][ T461] ? exc_page_fault+0xee/0x100 [ 22.386635][ T461] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 22.386637][ T461] RIP: 0033:0x7ff8141ce08e [ 22.386640][ T461] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa [ 22.386642][ T461] RSP: 002b:00007ffcfe95ca30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 22.386645][ T461] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff8141ce08e [ 22.386646][ T461] RDX: 0000000000000000 RSI: 00007ffcfe95cae0 RDI: 0000000000000005 [ 22.386647][ T461] RBP: 00007ffcfe95ca40 R08: 0000000000000000 R09: 0000000000000000 [ 22.386648][ T461] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a19331a [ 22.386649][ T461] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcfe95d1a0 [ 22.386651][ T461] [ 22.408130][ T461] ip (461) used greatest stack depth: 23592 bytes left [ 22.418640][ T462] veth7: left promiscuous mode [ 22.418835][ T462] veth7: left allmulticast mode [ 22.419459][ T462] lag2: Port device veth7 removed [ 36.555001][ T525] veth7: entered promiscuous mode [ 36.555269][ T525] veth7: entered allmulticast mode [ 36.555834][ T525] lag2: Port device veth7 added [ 36.624429][ T536] veth1: left promiscuous mode [ 36.624628][ T536] veth1: left allmulticast mode [ 36.625193][ T536] lag2: Port device veth1 removed [ 50.773199][ T100] br1: port 1(lag2.100) entered disabled state [ 50.773912][ T100] br2: port 1(lag2.200) entered disabled state [ 50.797653][ T599] veth7: left promiscuous mode [ 50.797866][ T599] veth7: left allmulticast mode [ 50.798514][ T599] lag2: Port device veth7 removed [ 50.872661][ T610] veth1: entered promiscuous mode [ 50.872872][ T610] veth1: entered allmulticast mode [ 50.873936][ T610] lag2: Port device veth1 added [ 50.884037][ T100] br1: port 1(lag2.100) entered blocking state [ 50.884174][ T100] br1: port 1(lag2.100) entered forwarding state [ 50.884502][ T100] br2: port 1(lag2.200) entered blocking state [ 50.884609][ T100] br2: port 1(lag2.200) entered forwarding state [ 50.950397][ T621] veth7: entered promiscuous mode [ 50.950602][ T621] veth7: entered allmulticast mode [ 50.951122][ T621] lag2: Port device veth7 added [ 65.115753][ T683] lag2.200: left allmulticast mode [ 65.115988][ T683] lag2.200: left promiscuous mode [ 65.116398][ T683] br2: port 1(lag2.200) entered disabled state [ 65.140401][ T684] lag2.100: left allmulticast mode [ 65.140543][ T684] lag2: left allmulticast mode [ 65.140682][ T684] veth1: left allmulticast mode [ 65.140821][ T684] veth7: left allmulticast mode [ 65.141030][ T684] lag2.100: left promiscuous mode [ 65.141156][ T684] lag2: left promiscuous mode [ 65.141288][ T684] veth1: left promiscuous mode [ 65.141577][ T684] veth7: left promiscuous mode [ 65.142030][ T684] br1: port 1(lag2.100) entered disabled state [ 67.169324][ T686] br1: port 1(lag2.100) entered blocking state [ 67.169528][ T686] br1: port 1(lag2.100) entered disabled state [ 67.169713][ T686] lag2.100: entered allmulticast mode [ 67.169832][ T686] lag2: entered allmulticast mode [ 67.169958][ T686] veth1: entered allmulticast mode [ 67.170087][ T686] veth7: entered allmulticast mode [ 67.171074][ T686] lag2.100: entered promiscuous mode [ 67.171213][ T686] lag2: entered promiscuous mode [ 67.171344][ T686] veth1: entered promiscuous mode [ 67.172140][ T686] veth7: entered promiscuous mode [ 67.172735][ T686] br1: port 1(lag2.100) entered blocking state [ 67.172904][ T686] br1: port 1(lag2.100) entered forwarding state [ 67.197499][ T687] br2: port 1(lag2.200) entered blocking state [ 67.197688][ T687] br2: port 1(lag2.200) entered disabled state [ 67.197874][ T687] lag2.200: entered allmulticast mode [ 67.198887][ T687] lag2.200: entered promiscuous mode [ 67.199964][ T687] br2: port 1(lag2.200) entered blocking state [ 67.200129][ T687] br2: port 1(lag2.200) entered forwarding state [ 81.360038][ T749] lag3: Port device veth2 removed [ 95.546318][ T812] lag3: Port device veth2 added [ 95.610936][ T823] lag3: Port device veth4 removed [ 109.751956][ T886] lag3: Port device veth2 removed [ 109.824619][ T897] lag3: Port device veth4 added [ 109.898795][ T908] lag3: Port device veth2 added [ 124.185688][ T981] lag3: Port device veth4 removed [ 124.198027][ T982] lag3: Port device veth2 removed [ 124.383656][ T995] br2: port 1(lag2.200) entered disabled state [ 124.402995][ T996] br1: port 1(lag2.100) entered disabled state [ 124.445293][ T999] lag2.200: left allmulticast mode [ 124.445440][ T999] lag2.200: left promiscuous mode [ 124.445712][ T999] br2: port 1(lag2.200) entered disabled state [ 124.493274][ T1001] lag2.100: left allmulticast mode [ 124.493441][ T1001] lag2: left allmulticast mode [ 124.493575][ T1001] veth1: left allmulticast mode [ 124.493706][ T1001] veth7: left allmulticast mode [ 124.493932][ T1001] lag2.100: left promiscuous mode [ 124.494054][ T1001] lag2: left promiscuous mode [ 124.494180][ T1001] veth1: left promiscuous mode [ 124.494458][ T1001] veth7: left promiscuous mode [ 124.494875][ T1001] br1: port 1(lag2.100) entered disabled state [ 124.594610][ T1005] lag2: Port device veth7 removed [ 124.607513][ T1006] lag2: Port device veth1 removed [ 124.980011][ T1021] lag4: Port device veth5 removed [ 124.992178][ T1022] lag4: Port device veth3 removed [ 125.348023][ T1037] lag1: Port device veth6 removed [ 125.365394][ T1038] lag1: Port device veth0 removed