[ 29.695052][ T309] modprobe (309) used greatest stack depth: 24384 bytes left [ 29.814156][ T310] ip (310) used greatest stack depth: 24328 bytes left [ 29.907282][ T312] br1: port 1(vx10) entered blocking state [ 29.907636][ T312] br1: port 1(vx10) entered disabled state [ 29.907939][ T312] vx10: entered allmulticast mode [ 29.910930][ T312] vx10: entered promiscuous mode [ 29.912124][ T312] br1: port 1(vx10) entered blocking state [ 29.912455][ T312] br1: port 1(vx10) entered forwarding state [ 30.364122][ T317] br1: port 2(vx20) entered blocking state [ 30.364384][ T317] br1: port 2(vx20) entered disabled state [ 30.364622][ T317] vx20: entered allmulticast mode [ 30.366392][ T317] vx20: entered promiscuous mode [ 30.366898][ T317] br1: port 2(vx20) entered blocking state [ 30.367330][ T317] br1: port 2(vx20) entered forwarding state [ 30.592197][ T319] br1: port 3(veth1) entered blocking state [ 30.593414][ T319] br1: port 3(veth1) entered disabled state [ 30.593777][ T319] veth1: entered allmulticast mode [ 30.595634][ T319] veth1: entered promiscuous mode [ 30.710988][ T51] br1: port 3(veth1) entered blocking state [ 30.711320][ T51] br1: port 3(veth1) entered forwarding state [ 30.829865][ T321] br1: port 4(veth2) entered blocking state [ 30.830141][ T321] br1: port 4(veth2) entered disabled state [ 30.830422][ T321] veth2: entered allmulticast mode [ 30.832251][ T321] veth2: entered promiscuous mode [ 30.943706][ T7] br1: port 4(veth2) entered blocking state [ 30.944175][ T7] br1: port 4(veth2) entered forwarding state [ 31.099618][ T72] [ 31.099720][ T72] ===================================================== [ 31.099903][ T72] WARNING: SOFTIRQ-READ-safe -> SOFTIRQ-READ-unsafe lock order detected [ 31.100132][ T72] 6.9.0-rc1-virtme #1 Not tainted [ 31.100313][ T72] ----------------------------------------------------- [ 31.100493][ T72] kworker/u16:1/72 [HC0[0]:SC0[2]:HE1:SE0] is trying to acquire: [ 31.100795][ T72] ffff8880053d4ee8 (&p->alloc_lock){+.+.}-{2:2}, at: __get_task_comm+0x27/0x70 [ 31.101255][ T72] [ 31.101255][ T72] and this task is already holding: [ 31.101475][ T72] ffff888004ead580 (&ndev->lock){++.-}-{2:2}, at: __ipv6_dev_ac_inc+0x42/0xb10 [ 31.101759][ T72] which would create a new lock dependency: [ 31.101940][ T72] (&ndev->lock){++.-}-{2:2} -> (&p->alloc_lock){+.+.}-{2:2} [ 31.102275][ T72] [ 31.102275][ T72] but this new dependency connects a SOFTIRQ-READ-irq-safe lock: [ 31.102539][ T72] (&ndev->lock){++.-}-{2:2} [ 31.102543][ T72] [ 31.102543][ T72] ... which became SOFTIRQ-READ-irq-safe at: [ 31.102995][ T72] __lock_acquire+0x797/0x1570 [ 31.103150][ T72] lock_acquire.part.0+0xeb/0x330 [ 31.103425][ T72] _raw_read_lock_bh+0x44/0x80 [ 31.103575][ T72] ipv6_get_lladdr+0xa9/0x3e0 [ 31.103722][ T72] ndisc_send_ns+0xe7/0x100 [ 31.103950][ T72] ndisc_solicit+0x2ae/0x4d0 [ 31.104101][ T72] neigh_probe+0xaa/0xf0 [ 31.104212][ T72] neigh_timer_handler+0x45b/0xdf0 [ 31.104398][ T72] call_timer_fn+0x13b/0x230 [ 31.104601][ T72] __run_timers+0x545/0x810 [ 31.104945][ T72] run_timer_softirq+0xe8/0x1b0 [ 31.105163][ T72] __do_softirq+0x1f8/0x5df [ 31.105380][ T72] irq_exit_rcu+0x97/0xc0 [ 31.105748][ T72] sysvec_apic_timer_interrupt+0x75/0x80 [ 31.105974][ T72] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 31.106250][ T72] default_idle+0xf/0x20 [ 31.106419][ T72] default_idle_call+0x6d/0xb0 [ 31.106789][ T72] cpuidle_idle_call+0x1f4/0x280 [ 31.107023][ T72] do_idle+0xf9/0x160 [ 31.107329][ T72] cpu_startup_entry+0x54/0x60 [ 31.107558][ T72] start_secondary+0x21c/0x2b0 [ 31.107902][ T72] common_startup_64+0x12c/0x138 [ 31.108113][ T72] [ 31.108113][ T72] to a SOFTIRQ-READ-irq-unsafe lock: [ 31.108429][ T72] (&p->alloc_lock){+.+.}-{2:2} [ 31.108434][ T72] [ 31.108434][ T72] ... which became SOFTIRQ-READ-irq-unsafe at: [ 31.108793][ T72] ... [ 31.108794][ T72] __lock_acquire+0x797/0x1570 [ 31.109026][ T72] lock_acquire.part.0+0xeb/0x330 [ 31.109256][ T72] _raw_spin_lock+0x30/0x40 [ 31.109418][ T72] set_mems_allowed+0x1d/0x210 [ 31.109569][ T72] kernel_init_freeable+0x72/0x310 [ 31.109725][ T72] kernel_init+0x20/0x200 [ 31.109964][ T72] ret_from_fork+0x31/0x70 [ 31.110113][ T72] ret_from_fork_asm+0x1a/0x30 [ 31.110299][ T72] [ 31.110299][ T72] other info that might help us debug this: [ 31.110299][ T72] [ 31.110677][ T72] Possible interrupt unsafe locking scenario: [ 31.110677][ T72] [ 31.111011][ T72] CPU0 CPU1 [ 31.111161][ T72] ---- ---- [ 31.111343][ T72] lock(&p->alloc_lock); [ 31.111452][ T72] local_irq_disable(); [ 31.111726][ T72] lock(&ndev->lock); [ 31.111999][ T72] lock(&p->alloc_lock); [ 31.112183][ T72] [ 31.112299][ T72] lock(&ndev->lock); [ 31.112411][ T72] [ 31.112411][ T72] *** DEADLOCK *** [ 31.112411][ T72] [ 31.112779][ T72] 4 locks held by kworker/u16:1/72: [ 31.112920][ T72] #0: ffff8880053b9148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xda6/0x1730 [ 31.113220][ T72] #1: ffffc900004dfda0 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work+0xde2/0x1730 [ 31.113650][ T72] #2: ffffffffbbb969c8 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_dad_work+0xaf/0xab0 [ 31.113913][ T72] #3: ffff888004ead580 (&ndev->lock){++.-}-{2:2}, at: __ipv6_dev_ac_inc+0x42/0xb10 [ 31.114179][ T72] [ 31.114179][ T72] the dependencies between SOFTIRQ-READ-irq-safe lock and the holding lock: [ 31.114566][ T72] -> (&ndev->lock){++.-}-{2:2} { [ 31.114716][ T72] HARDIRQ-ON-W at: [ 31.114831][ T72] __lock_acquire+0x797/0x1570 [ 31.115098][ T72] lock_acquire.part.0+0xeb/0x330 [ 31.115288][ T72] _raw_write_lock_bh+0x38/0x50 [ 31.115479][ T72] addrconf_permanent_addr+0x6e/0x670 [ 31.115751][ T72] addrconf_notify+0x749/0xd60 [ 31.115938][ T72] notifier_call_chain+0xcd/0x150 [ 31.116123][ T72] __dev_notify_flags+0xe6/0x250 [ 31.116322][ T72] dev_change_flags+0xec/0x160 [ 31.116587][ T72] do_setlink+0x7d6/0x21e0 [ 31.116775][ T72] __rtnl_newlink+0xaa7/0xd80 [ 31.116957][ T72] rtnl_newlink+0x63/0xa0 [ 31.117145][ T72] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 31.117427][ T72] netlink_rcv_skb+0x130/0x360 [ 31.117602][ T72] netlink_unicast+0x449/0x710 [ 31.117769][ T72] netlink_sendmsg+0x723/0xbe0 [ 31.118024][ T72] ____sys_sendmsg+0x7b2/0xa10 [ 31.118194][ T72] ___sys_sendmsg+0xee/0x170 [ 31.118376][ T72] __sys_sendmsg+0xcd/0x170 [ 31.118644][ T72] do_syscall_64+0xc6/0x1e0 [ 31.118817][ T72] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 31.119028][ T72] HARDIRQ-ON-R at: [ 31.119129][ T72] __lock_acquire+0x797/0x1570 [ 31.119349][ T72] lock_acquire.part.0+0xeb/0x330 [ 31.119657][ T72] _raw_read_lock_bh+0x44/0x80 [ 31.119871][ T72] inet6_fill_ifla6_attrs+0x516/0x740 [ 31.120047][ T72] inet6_fill_link_af+0x5e/0xe0 [ 31.120352][ T72] rtnl_fill_ifinfo+0x1612/0x29e0 [ 31.120634][ T72] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 31.120863][ T72] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 31.121075][ T72] rtmsg_ifinfo+0x5b/0xa0 [ 31.121365][ T72] register_netdevice+0x1177/0x1690 [ 31.121546][ T72] register_netdev+0x20/0x40 [ 31.121721][ T72] sit_init_net+0x250/0x4f0 [ 31.121897][ T72] ops_init+0x9b/0x560 [ 31.122045][ T72] register_pernet_operations+0x2db/0x710 [ 31.122259][ T72] register_pernet_device+0x2a/0x60 [ 31.122536][ T72] sit_init+0x23/0xe0 [ 31.122675][ T72] do_one_initcall+0x8d/0x1e0 [ 31.122854][ T72] do_initcalls+0x1b2/0x3e0 [ 31.123119][ T72] kernel_init_freeable+0x232/0x310 [ 31.123304][ T72] kernel_init+0x20/0x200 [ 31.123582][ T72] ret_from_fork+0x31/0x70 [ 31.123769][ T72] ret_from_fork_asm+0x1a/0x30 [ 31.123937][ T72] IN-SOFTIRQ-R at: [ 31.124050][ T72] __lock_acquire+0x797/0x1570 [ 31.124330][ T72] lock_acquire.part.0+0xeb/0x330 [ 31.124514][ T72] _raw_read_lock_bh+0x44/0x80 [ 31.124707][ T72] ipv6_get_lladdr+0xa9/0x3e0 [ 31.124989][ T72] ndisc_send_ns+0xe7/0x100 [ 31.125167][ T72] ndisc_solicit+0x2ae/0x4d0 [ 31.125359][ T72] neigh_probe+0xaa/0xf0 [ 31.125654][ T72] neigh_timer_handler+0x45b/0xdf0 [ 31.125833][ T72] call_timer_fn+0x13b/0x230 [ 31.126014][ T72] __run_timers+0x545/0x810 [ 31.126188][ T72] run_timer_softirq+0xe8/0x1b0 [ 31.126464][ T72] __do_softirq+0x1f8/0x5df [ 31.126646][ T72] irq_exit_rcu+0x97/0xc0 [ 31.126824][ T72] sysvec_apic_timer_interrupt+0x75/0x80 [ 31.127138][ T72] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 31.127385][ T72] default_idle+0xf/0x20 [ 31.127576][ T72] default_idle_call+0x6d/0xb0 [ 31.127845][ T72] cpuidle_idle_call+0x1f4/0x280 [ 31.128018][ T72] do_idle+0xf9/0x160 [ 31.128164][ T72] cpu_startup_entry+0x54/0x60 [ 31.128346][ T72] start_secondary+0x21c/0x2b0 [ 31.128604][ T72] common_startup_64+0x12c/0x138 [ 31.128771][ T72] INITIAL USE at: [ 31.128881][ T72] __lock_acquire+0x797/0x1570 [ 31.129068][ T72] lock_acquire.part.0+0xeb/0x330 [ 31.129443][ T72] _raw_write_lock_bh+0x38/0x50 [ 31.129628][ T72] addrconf_permanent_addr+0x6e/0x670 [ 31.129813][ T72] addrconf_notify+0x749/0xd60 [ 31.130078][ T72] notifier_call_chain+0xcd/0x150 [ 31.130272][ T72] __dev_notify_flags+0xe6/0x250 [ 31.130464][ T72] dev_change_flags+0xec/0x160 [ 31.130634][ T72] do_setlink+0x7d6/0x21e0 [ 31.130895][ T72] __rtnl_newlink+0xaa7/0xd80 [ 31.131066][ T72] rtnl_newlink+0x63/0xa0 [ 31.131248][ T72] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 31.131517][ T72] netlink_rcv_skb+0x130/0x360 [ 31.131686][ T72] netlink_unicast+0x449/0x710 [ 31.131859][ T72] netlink_sendmsg+0x723/0xbe0 [ 31.132030][ T72] ____sys_sendmsg+0x7b2/0xa10 [ 31.132301][ T72] ___sys_sendmsg+0xee/0x170 [ 31.132472][ T72] __sys_sendmsg+0xcd/0x170 [ 31.132644][ T72] do_syscall_64+0xc6/0x1e0 [ 31.132913][ T72] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 31.133112][ T72] INITIAL READ USE at: [ 31.133214][ T72] __lock_acquire+0x797/0x1570 [ 31.133480][ T72] lock_acquire.part.0+0xeb/0x330 [ 31.133665][ T72] _raw_read_lock_bh+0x44/0x80 [ 31.133836][ T72] inet6_fill_ifla6_attrs+0x516/0x740 [ 31.134123][ T72] inet6_fill_link_af+0x5e/0xe0 [ 31.134399][ T72] rtnl_fill_ifinfo+0x1612/0x29e0 [ 31.134572][ T72] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 31.134792][ T72] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 31.134999][ T72] rtmsg_ifinfo+0x5b/0xa0 [ 31.135289][ T72] register_netdevice+0x1177/0x1690 [ 31.135498][ T72] register_netdev+0x20/0x40 [ 31.135672][ T72] sit_init_net+0x250/0x4f0 [ 31.135845][ T72] ops_init+0x9b/0x560 [ 31.136020][ T72] register_pernet_operations+0x2db/0x710 [ 31.136303][ T72] register_pernet_device+0x2a/0x60 [ 31.136597][ T72] sit_init+0x23/0xe0 [ 31.136769][ T72] do_one_initcall+0x8d/0x1e0 [ 31.136938][ T72] do_initcalls+0x1b2/0x3e0 [ 31.137104][ T72] kernel_init_freeable+0x232/0x310 [ 31.137311][ T72] kernel_init+0x20/0x200 [ 31.137574][ T72] ret_from_fork+0x31/0x70 [ 31.137748][ T72] ret_from_fork_asm+0x1a/0x30 [ 31.137920][ T72] } [ 31.137991][ T72] ... key at: [] __key.37+0x0/0x40 [ 31.138297][ T72] [ 31.138297][ T72] the dependencies between the lock to be acquired [ 31.138298][ T72] and SOFTIRQ-READ-irq-unsafe lock: [ 31.138685][ T72] -> (&p->alloc_lock){+.+.}-{2:2} { [ 31.138914][ T72] HARDIRQ-ON-W at: [ 31.139017][ T72] __lock_acquire+0x797/0x1570 [ 31.139187][ T72] lock_acquire.part.0+0xeb/0x330 [ 31.139362][ T72] _raw_spin_lock+0x30/0x40 [ 31.139610][ T72] set_mems_allowed+0x1d/0x210 [ 31.139782][ T72] kernel_init_freeable+0x72/0x310 [ 31.140026][ T72] kernel_init+0x20/0x200 [ 31.140191][ T72] ret_from_fork+0x31/0x70 [ 31.140474][ T72] ret_from_fork_asm+0x1a/0x30 [ 31.140645][ T72] SOFTIRQ-ON-W at: [ 31.140747][ T72] __lock_acquire+0x797/0x1570 [ 31.140913][ T72] lock_acquire.part.0+0xeb/0x330 [ 31.141078][ T72] _raw_spin_lock+0x30/0x40 [ 31.141254][ T72] set_mems_allowed+0x1d/0x210 [ 31.141508][ T72] kernel_init_freeable+0x72/0x310 [ 31.141773][ T72] kernel_init+0x20/0x200 [ 31.141941][ T72] ret_from_fork+0x31/0x70 [ 31.142120][ T72] ret_from_fork_asm+0x1a/0x30 [ 31.142311][ T72] INITIAL USE at: [ 31.142418][ T72] __lock_acquire+0x797/0x1570 [ 31.142761][ T72] lock_acquire.part.0+0xeb/0x330 [ 31.142943][ T72] _raw_spin_lock+0x30/0x40 [ 31.143130][ T72] set_mems_allowed+0x1d/0x210 [ 31.143345][ T72] kernel_init_freeable+0x72/0x310 [ 31.143640][ T72] kernel_init+0x20/0x200 [ 31.143808][ T72] ret_from_fork+0x31/0x70 [ 31.143986][ T72] ret_from_fork_asm+0x1a/0x30 [ 31.144247][ T72] } [ 31.144319][ T72] ... key at: [] __key.387+0x0/0x40 [ 31.144549][ T72] ... acquired at: [ 31.144658][ T72] check_prev_add+0x194/0xce0 [ 31.144798][ T72] validate_chain+0x71d/0x9b0 [ 31.144939][ T72] __lock_acquire+0xaf0/0x1570 [ 31.145075][ T72] lock_acquire.part.0+0xeb/0x330 [ 31.145317][ T72] _raw_spin_lock+0x30/0x40 [ 31.145458][ T72] __get_task_comm+0x27/0x70 [ 31.145690][ T72] ref_tracker_alloc+0x2ee/0x490 [ 31.145845][ T72] netdev_get_by_index+0x5e/0x80 [ 31.145979][ T72] fib6_nh_init+0x3d8/0x15b0 [ 31.146128][ T72] ip6_route_info_create+0xf18/0x17d0 [ 31.146280][ T72] addrconf_f6i_alloc+0x265/0x560 [ 31.146520][ T72] __ipv6_dev_ac_inc+0x25f/0xb10 [ 31.146667][ T72] addrconf_join_anycast+0x1c0/0x220 [ 31.146817][ T72] __ipv6_ifa_notify+0x6b3/0xaf0 [ 31.146953][ T72] addrconf_dad_completed+0x12b/0xe20 [ 31.147178][ T72] addrconf_dad_work+0x38c/0xab0 [ 31.147332][ T72] process_one_work+0xe2c/0x1730 [ 31.147481][ T72] worker_thread+0x587/0xd30 [ 31.147628][ T72] kthread+0x28a/0x350 [ 31.147731][ T72] ret_from_fork+0x31/0x70 [ 31.147965][ T72] ret_from_fork_asm+0x1a/0x30 [ 31.148105][ T72] [ 31.148182][ T72] [ 31.148182][ T72] stack backtrace: [ 31.148371][ T72] CPU: 1 PID: 72 Comm: kworker/u16:1 Not tainted 6.9.0-rc1-virtme #1 [ 31.148657][ T72] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 31.149063][ T72] Workqueue: ipv6_addrconf addrconf_dad_work [ 31.149325][ T72] Call Trace: [ 31.149429][ T72] [ 31.149506][ T72] dump_stack_lvl+0x82/0xd0 [ 31.149642][ T72] print_bad_irq_dependency+0x957/0xd40 [ 31.149787][ T72] ? __pfx_validate_chain+0x10/0x10 [ 31.150007][ T72] ? __pfx_print_bad_irq_dependency+0x10/0x10 [ 31.150184][ T72] ? __pfx_usage_skip+0x10/0x10 [ 31.150418][ T72] ? __bfs+0x246/0x650 [ 31.150618][ T72] ? __pfx_usage_match+0x10/0x10 [ 31.150757][ T72] check_irq_usage+0x596/0x850 [ 31.150904][ T72] ? __pfx_check_irq_usage+0x10/0x10 [ 31.151129][ T72] ? __bfs+0x246/0x650 [ 31.151246][ T72] ? __pfx_hlock_conflict+0x10/0x10 [ 31.151419][ T72] ? check_path.constprop.0+0x24/0x50 [ 31.151555][ T72] ? check_noncircular+0x14c/0x3e0 [ 31.151781][ T72] ? __pfx_check_noncircular+0x10/0x10 [ 31.151920][ T72] ? check_prev_add+0x194/0xce0 [ 31.152152][ T72] check_prev_add+0x194/0xce0 [ 31.152295][ T72] ? validate_chain+0x130/0x9b0 [ 31.152436][ T72] validate_chain+0x71d/0x9b0 [ 31.152647][ T72] ? mark_lock+0x38/0x3e0 [ 31.152751][ T72] ? __pfx_validate_chain+0x10/0x10 [ 31.152887][ T72] ? hlock_class+0x4e/0x130 [ 31.153020][ T72] ? mark_lock+0x38/0x3e0 [ 31.153203][ T72] __lock_acquire+0xaf0/0x1570 [ 31.153346][ T72] ? snd_interval_ratden.constprop.0+0x222/0x950 [ 31.153522][ T72] lock_acquire.part.0+0xeb/0x330 [ 31.153658][ T72] ? __get_task_comm+0x27/0x70 [ 31.153879][ T72] ? mark_lock+0x38/0x3e0 [ 31.153981][ T72] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 31.154114][ T72] ? trace_lock_acquire+0x135/0x1c0 [ 31.154258][ T72] ? __get_task_comm+0x27/0x70 [ 31.154393][ T72] ? lock_acquire+0x32/0xc0 [ 31.154617][ T72] ? __get_task_comm+0x27/0x70 [ 31.154749][ T72] _raw_spin_lock+0x30/0x40 [ 31.154892][ T72] ? __get_task_comm+0x27/0x70 [ 31.155023][ T72] __get_task_comm+0x27/0x70 [ 31.155164][ T72] ref_tracker_alloc+0x2ee/0x490 [ 31.155390][ T72] ? __pfx_ref_tracker_alloc+0x10/0x10 [ 31.155525][ T72] ? dev_get_by_index+0x177/0x270 [ 31.155656][ T72] ? netdev_get_by_index+0x5e/0x80 [ 31.155797][ T72] ? fib6_nh_init+0x3d8/0x15b0 [ 31.156013][ T72] ? ip6_route_info_create+0xf18/0x17d0 [ 31.156149][ T72] ? addrconf_f6i_alloc+0x265/0x560 [ 31.156294][ T72] ? __ipv6_dev_ac_inc+0x25f/0xb10 [ 31.156449][ T72] ? addrconf_join_anycast+0x1c0/0x220 [ 31.156658][ T72] ? __ipv6_ifa_notify+0x6b3/0xaf0 [ 31.156804][ T72] ? addrconf_dad_completed+0x12b/0xe20 [ 31.157041][ T72] ? addrconf_dad_work+0x38c/0xab0 [ 31.157195][ T72] ? process_one_work+0xe2c/0x1730 [ 31.157356][ T72] ? worker_thread+0x587/0xd30 [ 31.157601][ T72] ? kthread+0x28a/0x350 [ 31.157716][ T72] ? ret_from_fork+0x31/0x70 [ 31.157864][ T72] ? ret_from_fork_asm+0x1a/0x30 [ 31.158085][ T72] ? dev_get_by_index+0x177/0x270 [ 31.158236][ T72] netdev_get_by_index+0x5e/0x80 [ 31.158397][ T72] fib6_nh_init+0x3d8/0x15b0 [ 31.158545][ T72] ? lockdep_hardirqs_on_prepare.part.0+0x14f/0x370 [ 31.158823][ T72] ? __pfx_fib6_nh_init+0x10/0x10 [ 31.158971][ T72] ? kasan_save_track+0x14/0x30 [ 31.159112][ T72] ? __kasan_kmalloc+0x7f/0x90 [ 31.159364][ T72] ? __kmalloc+0x1d7/0x3c0 [ 31.159505][ T72] ? fib6_get_table+0x116/0x290 [ 31.159643][ T72] ip6_route_info_create+0xf18/0x17d0 [ 31.159793][ T72] ? __lock_release+0x103/0x460 [ 31.159949][ T72] ? __pfx_ip6_route_info_create+0x10/0x10 [ 31.160210][ T72] ? addrconf_f6i_alloc+0x12d/0x560 [ 31.160449][ T72] addrconf_f6i_alloc+0x265/0x560 [ 31.160601][ T72] ? __pfx_addrconf_f6i_alloc+0x10/0x10 [ 31.160750][ T72] ? do_raw_write_lock+0x122/0x3b0 [ 31.160893][ T72] ? __pfx_do_raw_write_lock+0x10/0x10 [ 31.161036][ T72] ? lock_acquire+0x32/0xc0 [ 31.161361][ T72] __ipv6_dev_ac_inc+0x25f/0xb10 [ 31.161505][ T72] ? mark_held_locks+0x9e/0xe0 [ 31.161641][ T72] addrconf_join_anycast+0x1c0/0x220 [ 31.161785][ T72] ? ip6_ins_rt+0xbd/0x110 [ 31.161919][ T72] ? __pfx_addrconf_join_anycast+0x10/0x10 [ 31.162099][ T72] __ipv6_ifa_notify+0x6b3/0xaf0 [ 31.162241][ T72] ? __pfx___ipv6_ifa_notify+0x10/0x10 [ 31.162486][ T72] ? __pfx___cancel_work+0x10/0x10 [ 31.162627][ T72] ? find_held_lock+0x2c/0x110 [ 31.162854][ T72] ? addrconf_dad_completed+0x12b/0xe20 [ 31.162991][ T72] addrconf_dad_completed+0x12b/0xe20 [ 31.163212][ T72] ? hlock_class+0x4e/0x130 [ 31.163359][ T72] ? __pfx_addrconf_dad_completed+0x10/0x10 [ 31.163544][ T72] ? mark_held_locks+0x9e/0xe0 [ 31.163679][ T72] ? addrconf_dad_work+0x38c/0xab0 [ 31.163924][ T72] addrconf_dad_work+0x38c/0xab0 [ 31.164070][ T72] ? __pfx_addrconf_dad_work+0x10/0x10 [ 31.164216][ T72] ? process_one_work+0xde2/0x1730 [ 31.164364][ T72] ? lock_acquire+0x32/0xc0 [ 31.164517][ T72] ? process_one_work+0xde2/0x1730 [ 31.164741][ T72] process_one_work+0xe2c/0x1730 [ 31.164880][ T72] ? __pfx___lock_release+0x10/0x10 [ 31.165111][ T72] ? __pfx_process_one_work+0x10/0x10 [ 31.165262][ T72] ? assign_work+0x16c/0x240 [ 31.165479][ T72] worker_thread+0x587/0xd30 [ 31.165625][ T72] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 31.165806][ T72] ? __pfx_worker_thread+0x10/0x10 [ 31.166030][ T72] ? __pfx_worker_thread+0x10/0x10 [ 31.166179][ T72] kthread+0x28a/0x350 [ 31.166292][ T72] ? __pfx_kthread+0x10/0x10 [ 31.166426][ T72] ret_from_fork+0x31/0x70 [ 31.166658][ T72] ? __pfx_kthread+0x10/0x10 [ 31.166799][ T72] ret_from_fork_asm+0x1a/0x30 [ 31.166937][ T72] [ 31.283456][ T326] br1: port 5(vx4001) entered blocking state [ 31.283666][ T326] br1: port 5(vx4001) entered disabled state [ 31.283861][ T326] vx4001: entered allmulticast mode [ 31.285305][ T326] vx4001: entered promiscuous mode [ 31.285729][ T326] br1: port 5(vx4001) entered blocking state [ 31.285909][ T326] br1: port 5(vx4001) entered forwarding state [ 32.058284][ T335] 8021q: 802.1Q VLAN Support v1.8 [ 32.383076][ T338] br1: entered promiscuous mode [ 32.384642][ T338] br1: left promiscuous mode [ 32.400519][ T338] br1: entered promiscuous mode [ 38.562515][ T411] br1: port 1(vx10) entered blocking state [ 38.562834][ T411] br1: port 1(vx10) entered disabled state [ 38.563064][ T411] vx10: entered allmulticast mode [ 38.565009][ T411] vx10: entered promiscuous mode [ 38.565669][ T411] br1: port 1(vx10) entered blocking state [ 38.565882][ T411] br1: port 1(vx10) entered forwarding state [ 39.015727][ T415] br1: port 2(vx20) entered blocking state [ 39.015994][ T415] br1: port 2(vx20) entered disabled state [ 39.016239][ T415] vx20: entered allmulticast mode [ 39.017777][ T415] vx20: entered promiscuous mode [ 39.018240][ T415] br1: port 2(vx20) entered blocking state [ 39.018443][ T415] br1: port 2(vx20) entered forwarding state [ 39.404489][ T419] br1: port 3(vx4001) entered blocking state [ 39.404721][ T419] br1: port 3(vx4001) entered disabled state [ 39.404936][ T419] vx4001: entered allmulticast mode [ 39.406432][ T419] vx4001: entered promiscuous mode [ 39.406850][ T419] br1: port 3(vx4001) entered blocking state [ 39.407042][ T419] br1: port 3(vx4001) entered forwarding state [ 39.607621][ T421] br1: port 4(w1) entered blocking state [ 39.607787][ T421] br1: port 4(w1) entered disabled state [ 39.607962][ T421] w1: entered allmulticast mode [ 39.610452][ T421] w1: entered promiscuous mode [ 39.706681][ T50] br1: port 4(w1) entered blocking state [ 39.706912][ T50] br1: port 4(w1) entered forwarding state [ 39.901606][ T424] br1: port 5(w3) entered blocking state [ 39.901793][ T424] br1: port 5(w3) entered disabled state [ 39.901976][ T424] w3: entered allmulticast mode [ 39.904441][ T424] w3: entered promiscuous mode [ 39.996344][ T49] br1: port 5(w3) entered blocking state [ 39.996532][ T49] br1: port 5(w3) entered forwarding state [ 40.911435][ T434] br1: entered promiscuous mode [ 40.912966][ T434] br1: left promiscuous mode [ 40.922942][ T434] br1: entered promiscuous mode [ 41.851619][ C2] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 41.853726][ C2] IPv6: vlan10-v: IPv6 duplicate address 2001:db8:1::3 used by 00:00:5e:00:01:01 detected! [ 42.044564][ C2] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 42.107615][ C2] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 42.108321][ C2] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 42.108716][ C2] IPv6: vlan20-v: IPv6 duplicate address fe80::200:5eff:fe00:101 used by 00:00:5e:00:01:01 detected! [ 42.109698][ C2] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 42.110287][ C2] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 42.171558][ C2] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 42.172245][ C2] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 60.510683][ T72] w3: left allmulticast mode [ 60.510842][ T72] w3: left promiscuous mode [ 60.511112][ T72] br1: port 5(w3) entered disabled state [ 60.512157][ T72] w1: left allmulticast mode [ 60.512306][ T72] w1: left promiscuous mode [ 60.512594][ T72] br1: port 4(w1) entered disabled state [ 60.513545][ T72] vx4001: left allmulticast mode [ 60.513681][ T72] vx4001: left promiscuous mode [ 60.513927][ T72] br1: port 3(vx4001) entered disabled state [ 60.514881][ T72] vx20: left allmulticast mode [ 60.515022][ T72] vx20: left promiscuous mode [ 60.515272][ T72] br1: port 2(vx20) entered disabled state [ 60.516619][ T72] vx10: left allmulticast mode [ 60.516824][ T72] vx10: left promiscuous mode [ 60.517125][ T72] br1: port 1(vx10) entered disabled state [ 62.601817][ T594] br1: left promiscuous mode [ 63.302279][ T600] br1: port 4(veth2) entered disabled state [ 63.401442][ T601] veth2: left allmulticast mode [ 63.401714][ T601] veth2: left promiscuous mode [ 63.401968][ T601] br1: port 4(veth2) entered disabled state [ 63.606770][ T603] br1: port 3(veth1) entered disabled state [ 63.705082][ T604] veth1: left allmulticast mode [ 63.705277][ T604] veth1: left promiscuous mode [ 63.705527][ T604] br1: port 3(veth1) entered disabled state [ 63.899358][ T606] vx4001: left allmulticast mode [ 63.899537][ T606] vx4001: left promiscuous mode [ 63.899780][ T606] br1: port 5(vx4001) entered disabled state [ 64.328114][ T610] vx20: left allmulticast mode [ 64.328311][ T610] vx20: left promiscuous mode [ 64.328565][ T610] br1: port 2(vx20) entered disabled state [ 64.785465][ T614] vx10: left allmulticast mode [ 64.785671][ T614] vx10: left promiscuous mode [ 64.785927][ T614] br1: port 1(vx10) entered disabled state