[ 31.100666][ T314] br1: port 1(vx10) entered blocking state [ 31.101048][ T314] br1: port 1(vx10) entered disabled state [ 31.101348][ T314] vx10: entered allmulticast mode [ 31.103233][ T314] vx10: entered promiscuous mode [ 31.104033][ T314] br1: port 1(vx10) entered blocking state [ 31.104515][ T314] br1: port 1(vx10) entered forwarding state [ 31.566593][ T319] br1: port 2(vx20) entered blocking state [ 31.566845][ T319] br1: port 2(vx20) entered disabled state [ 31.567086][ T319] vx20: entered allmulticast mode [ 31.568891][ T319] vx20: entered promiscuous mode [ 31.569385][ T319] br1: port 2(vx20) entered blocking state [ 31.569601][ T319] br1: port 2(vx20) entered forwarding state [ 31.814622][ T321] br1: port 3(veth1) entered blocking state [ 31.814909][ T321] br1: port 3(veth1) entered disabled state [ 31.815160][ T321] veth1: entered allmulticast mode [ 31.816991][ T321] veth1: entered promiscuous mode [ 31.925579][ T7] br1: port 3(veth1) entered blocking state [ 31.925937][ T7] br1: port 3(veth1) entered forwarding state [ 32.168807][ T324] br1: port 4(veth2) entered blocking state [ 32.169068][ T324] br1: port 4(veth2) entered disabled state [ 32.169537][ T324] veth2: entered allmulticast mode [ 32.171747][ T324] veth2: entered promiscuous mode [ 32.288779][ T7] br1: port 4(veth2) entered blocking state [ 32.289042][ T7] br1: port 4(veth2) entered forwarding state [ 32.301406][ T73] [ 32.301534][ T73] ===================================================== [ 32.301798][ T73] WARNING: SOFTIRQ-READ-safe -> SOFTIRQ-READ-unsafe lock order detected [ 32.302103][ T73] 6.9.0-rc1-virtme #1 Not tainted [ 32.302310][ T73] ----------------------------------------------------- [ 32.302572][ T73] kworker/u16:1/73 [HC0[0]:SC0[2]:HE1:SE0] is trying to acquire: [ 32.302875][ T73] ffff88800542cee8 (&p->alloc_lock){+.+.}-{2:2}, at: __get_task_comm+0x27/0x70 [ 32.303253][ T73] [ 32.303253][ T73] and this task is already holding: [ 32.303557][ T73] ffff888007f60d80 (&ndev->lock){++.-}-{2:2}, at: __ipv6_dev_ac_inc+0x42/0xb10 [ 32.303932][ T73] which would create a new lock dependency: [ 32.304184][ T73] (&ndev->lock){++.-}-{2:2} -> (&p->alloc_lock){+.+.}-{2:2} [ 32.304500][ T73] [ 32.304500][ T73] but this new dependency connects a SOFTIRQ-READ-irq-safe lock: [ 32.304839][ T73] (&ndev->lock){++.-}-{2:2} [ 32.304846][ T73] [ 32.304846][ T73] ... which became SOFTIRQ-READ-irq-safe at: [ 32.305330][ T73] __lock_acquire+0x797/0x1570 [ 32.305535][ T73] lock_acquire.part.0+0xeb/0x330 [ 32.305738][ T73] _raw_read_lock_bh+0x44/0x80 [ 32.305951][ T73] ipv6_get_lladdr+0xa9/0x3e0 [ 32.306167][ T73] ndisc_send_ns+0xe7/0x100 [ 32.306386][ T73] ndisc_solicit+0x2ae/0x4d0 [ 32.306606][ T73] neigh_probe+0xaa/0xf0 [ 32.306761][ T73] neigh_timer_handler+0x45b/0xdf0 [ 32.306967][ T73] call_timer_fn+0x13b/0x230 [ 32.307186][ T73] __run_timers+0x545/0x810 [ 32.307396][ T73] run_timer_softirq+0xe8/0x1b0 [ 32.307612][ T73] __do_softirq+0x1f8/0x5df [ 32.307815][ T73] irq_exit_rcu+0x97/0xc0 [ 32.308028][ T73] sysvec_apic_timer_interrupt+0x75/0x80 [ 32.308234][ T73] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 32.308503][ T73] default_idle+0xf/0x20 [ 32.308660][ T73] default_idle_call+0x6d/0xb0 [ 32.308870][ T73] cpuidle_idle_call+0x1f4/0x280 [ 32.309087][ T73] do_idle+0xf9/0x160 [ 32.309247][ T73] cpu_startup_entry+0x54/0x60 [ 32.309454][ T73] start_secondary+0x21c/0x2b0 [ 32.309668][ T73] common_startup_64+0x12c/0x138 [ 32.309878][ T73] [ 32.309878][ T73] to a SOFTIRQ-READ-irq-unsafe lock: [ 32.310195][ T73] (&p->alloc_lock){+.+.}-{2:2} [ 32.310203][ T73] [ 32.310203][ T73] ... which became SOFTIRQ-READ-irq-unsafe at: [ 32.310703][ T73] ... [ 32.310705][ T73] __lock_acquire+0x797/0x1570 [ 32.311036][ T73] lock_acquire.part.0+0xeb/0x330 [ 32.311241][ T73] _raw_spin_lock+0x30/0x40 [ 32.311457][ T73] set_mems_allowed+0x1d/0x210 [ 32.311676][ T73] kernel_init_freeable+0x72/0x310 [ 32.311886][ T73] kernel_init+0x20/0x200 [ 32.312097][ T73] ret_from_fork+0x31/0x70 [ 32.312311][ T73] ret_from_fork_asm+0x1a/0x30 [ 32.312527][ T73] [ 32.312527][ T73] other info that might help us debug this: [ 32.312527][ T73] [ 32.312934][ T73] Possible interrupt unsafe locking scenario: [ 32.312934][ T73] [ 32.313247][ T73] CPU0 CPU1 [ 32.313462][ T73] ---- ---- [ 32.313668][ T73] lock(&p->alloc_lock); [ 32.313829][ T73] local_irq_disable(); [ 32.314098][ T73] lock(&ndev->lock); [ 32.314373][ T73] lock(&p->alloc_lock); [ 32.314645][ T73] [ 32.314809][ T73] lock(&ndev->lock); [ 32.314973][ T73] [ 32.314973][ T73] *** DEADLOCK *** [ 32.314973][ T73] [ 32.315280][ T73] 4 locks held by kworker/u16:1/73: [ 32.315438][ T73] #0: ffff888005421148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xda6/0x1730 [ 32.315730][ T73] #1: ffffc900004efda0 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work+0xde2/0x1730 [ 32.316045][ T73] #2: ffffffff855969c8 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_dad_work+0xaf/0xab0 [ 32.316291][ T73] #3: ffff888007f60d80 (&ndev->lock){++.-}-{2:2}, at: __ipv6_dev_ac_inc+0x42/0xb10 [ 32.316541][ T73] [ 32.316541][ T73] the dependencies between SOFTIRQ-READ-irq-safe lock and the holding lock: [ 32.316821][ T73] -> (&ndev->lock){++.-}-{2:2} { [ 32.316973][ T73] HARDIRQ-ON-W at: [ 32.317081][ T73] __lock_acquire+0x797/0x1570 [ 32.317266][ T73] lock_acquire.part.0+0xeb/0x330 [ 32.317433][ T73] _raw_write_lock_bh+0x38/0x50 [ 32.317616][ T73] addrconf_permanent_addr+0x6e/0x670 [ 32.317783][ T73] addrconf_notify+0x749/0xd60 [ 32.317969][ T73] notifier_call_chain+0xcd/0x150 [ 32.318146][ T73] __dev_notify_flags+0xe6/0x250 [ 32.318320][ T73] dev_change_flags+0xec/0x160 [ 32.318485][ T73] do_setlink+0x7d6/0x21e0 [ 32.318665][ T73] __rtnl_newlink+0xaa7/0xd80 [ 32.318848][ T73] rtnl_newlink+0x63/0xa0 [ 32.319035][ T73] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 32.319206][ T73] netlink_rcv_skb+0x130/0x360 [ 32.319390][ T73] netlink_unicast+0x449/0x710 [ 32.319565][ T73] netlink_sendmsg+0x723/0xbe0 [ 32.319733][ T73] ____sys_sendmsg+0x7b2/0xa10 [ 32.319917][ T73] ___sys_sendmsg+0xee/0x170 [ 32.320099][ T73] __sys_sendmsg+0xcd/0x170 [ 32.320269][ T73] do_syscall_64+0xc6/0x1e0 [ 32.320451][ T73] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 32.320660][ T73] HARDIRQ-ON-R at: [ 32.320764][ T73] __lock_acquire+0x797/0x1570 [ 32.320948][ T73] lock_acquire.part.0+0xeb/0x330 [ 32.321130][ T73] _raw_read_lock_bh+0x44/0x80 [ 32.321297][ T73] inet6_fill_ifla6_attrs+0x516/0x740 [ 32.321465][ T73] inet6_fill_link_af+0x5e/0xe0 [ 32.321636][ T73] rtnl_fill_ifinfo+0x1612/0x29e0 [ 32.321813][ T73] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 32.322084][ T73] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 32.322365][ T73] rtmsg_ifinfo+0x5b/0xa0 [ 32.322559][ T73] register_netdevice+0x1177/0x1690 [ 32.322729][ T73] register_netdev+0x20/0x40 [ 32.322901][ T73] sit_init_net+0x250/0x4f0 [ 32.323067][ T73] ops_init+0x9b/0x560 [ 32.323202][ T73] register_pernet_operations+0x2db/0x710 [ 32.323412][ T73] register_pernet_device+0x2a/0x60 [ 32.323589][ T73] sit_init+0x23/0xe0 [ 32.323723][ T73] do_one_initcall+0x8d/0x1e0 [ 32.323898][ T73] do_initcalls+0x1b2/0x3e0 [ 32.324080][ T73] kernel_init_freeable+0x232/0x310 [ 32.324245][ T73] kernel_init+0x20/0x200 [ 32.324425][ T73] ret_from_fork+0x31/0x70 [ 32.324603][ T73] ret_from_fork_asm+0x1a/0x30 [ 32.324770][ T73] IN-SOFTIRQ-R at: [ 32.324890][ T73] __lock_acquire+0x797/0x1570 [ 32.325072][ T73] lock_acquire.part.0+0xeb/0x330 [ 32.325255][ T73] _raw_read_lock_bh+0x44/0x80 [ 32.325425][ T73] ipv6_get_lladdr+0xa9/0x3e0 [ 32.325610][ T73] ndisc_send_ns+0xe7/0x100 [ 32.325782][ T73] ndisc_solicit+0x2ae/0x4d0 [ 32.325979][ T73] neigh_probe+0xaa/0xf0 [ 32.326146][ T73] neigh_timer_handler+0x45b/0xdf0 [ 32.326314][ T73] call_timer_fn+0x13b/0x230 [ 32.326498][ T73] __run_timers+0x545/0x810 [ 32.326677][ T73] run_timer_softirq+0xe8/0x1b0 [ 32.326863][ T73] __do_softirq+0x1f8/0x5df [ 32.327029][ T73] irq_exit_rcu+0x97/0xc0 [ 32.327199][ T73] sysvec_apic_timer_interrupt+0x75/0x80 [ 32.327396][ T73] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 32.327594][ T73] default_idle+0xf/0x20 [ 32.327762][ T73] default_idle_call+0x6d/0xb0 [ 32.327934][ T73] cpuidle_idle_call+0x1f4/0x280 [ 32.328103][ T73] do_idle+0xf9/0x160 [ 32.328239][ T73] cpu_startup_entry+0x54/0x60 [ 32.328405][ T73] start_secondary+0x21c/0x2b0 [ 32.328571][ T73] common_startup_64+0x12c/0x138 [ 32.328737][ T73] INITIAL USE at: [ 32.328850][ T73] __lock_acquire+0x797/0x1570 [ 32.329017][ T73] lock_acquire.part.0+0xeb/0x330 [ 32.329185][ T73] _raw_write_lock_bh+0x38/0x50 [ 32.329351][ T73] addrconf_permanent_addr+0x6e/0x670 [ 32.329518][ T73] addrconf_notify+0x749/0xd60 [ 32.329685][ T73] notifier_call_chain+0xcd/0x150 [ 32.329897][ T73] __dev_notify_flags+0xe6/0x250 [ 32.330169][ T73] dev_change_flags+0xec/0x160 [ 32.330423][ T73] do_setlink+0x7d6/0x21e0 [ 32.330589][ T73] __rtnl_newlink+0xaa7/0xd80 [ 32.330759][ T73] rtnl_newlink+0x63/0xa0 [ 32.330930][ T73] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 32.331094][ T73] netlink_rcv_skb+0x130/0x360 [ 32.331262][ T73] netlink_unicast+0x449/0x710 [ 32.331430][ T73] netlink_sendmsg+0x723/0xbe0 [ 32.331597][ T73] ____sys_sendmsg+0x7b2/0xa10 [ 32.331763][ T73] ___sys_sendmsg+0xee/0x170 [ 32.331936][ T73] __sys_sendmsg+0xcd/0x170 [ 32.332102][ T73] do_syscall_64+0xc6/0x1e0 [ 32.332267][ T73] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 32.332480][ T73] INITIAL READ USE at: [ 32.332581][ T73] __lock_acquire+0x797/0x1570 [ 32.332746][ T73] lock_acquire.part.0+0xeb/0x330 [ 32.332925][ T73] _raw_read_lock_bh+0x44/0x80 [ 32.333092][ T73] inet6_fill_ifla6_attrs+0x516/0x740 [ 32.333303][ T73] inet6_fill_link_af+0x5e/0xe0 [ 32.333470][ T73] rtnl_fill_ifinfo+0x1612/0x29e0 [ 32.333656][ T73] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 32.333878][ T73] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 32.334079][ T73] rtmsg_ifinfo+0x5b/0xa0 [ 32.334248][ T73] register_netdevice+0x1177/0x1690 [ 32.334457][ T73] register_netdev+0x20/0x40 [ 32.334623][ T73] sit_init_net+0x250/0x4f0 [ 32.334798][ T73] ops_init+0x9b/0x560 [ 32.335066][ T73] register_pernet_operations+0x2db/0x710 [ 32.335275][ T73] register_pernet_device+0x2a/0x60 [ 32.335472][ T73] sit_init+0x23/0xe0 [ 32.335652][ T73] do_one_initcall+0x8d/0x1e0 [ 32.335832][ T73] do_initcalls+0x1b2/0x3e0 [ 32.336006][ T73] kernel_init_freeable+0x232/0x310 [ 32.336293][ T73] kernel_init+0x20/0x200 [ 32.336473][ T73] ret_from_fork+0x31/0x70 [ 32.336639][ T73] ret_from_fork_asm+0x1a/0x30 [ 32.336922][ T73] } [ 32.337017][ T73] ... key at: [] __key.37+0x0/0x40 [ 32.337220][ T73] [ 32.337220][ T73] the dependencies between the lock to be acquired [ 32.337221][ T73] and SOFTIRQ-READ-irq-unsafe lock: [ 32.337580][ T73] -> (&p->alloc_lock){+.+.}-{2:2} { [ 32.337721][ T73] HARDIRQ-ON-W at: [ 32.337842][ T73] __lock_acquire+0x797/0x1570 [ 32.338013][ T73] lock_acquire.part.0+0xeb/0x330 [ 32.338179][ T73] _raw_spin_lock+0x30/0x40 [ 32.338347][ T73] set_mems_allowed+0x1d/0x210 [ 32.338523][ T73] kernel_init_freeable+0x72/0x310 [ 32.338769][ T73] kernel_init+0x20/0x200 [ 32.339011][ T73] ret_from_fork+0x31/0x70 [ 32.339198][ T73] ret_from_fork_asm+0x1a/0x30 [ 32.339365][ T73] SOFTIRQ-ON-W at: [ 32.339554][ T73] __lock_acquire+0x797/0x1570 [ 32.339726][ T73] lock_acquire.part.0+0xeb/0x330 [ 32.339915][ T73] _raw_spin_lock+0x30/0x40 [ 32.340103][ T73] set_mems_allowed+0x1d/0x210 [ 32.340358][ T73] kernel_init_freeable+0x72/0x310 [ 32.340524][ T73] kernel_init+0x20/0x200 [ 32.340700][ T73] ret_from_fork+0x31/0x70 [ 32.341007][ T73] ret_from_fork_asm+0x1a/0x30 [ 32.341199][ T73] INITIAL USE at: [ 32.341300][ T73] __lock_acquire+0x797/0x1570 [ 32.341480][ T73] lock_acquire.part.0+0xeb/0x330 [ 32.341648][ T73] _raw_spin_lock+0x30/0x40 [ 32.341840][ T73] set_mems_allowed+0x1d/0x210 [ 32.342006][ T73] kernel_init_freeable+0x72/0x310 [ 32.342190][ T73] kernel_init+0x20/0x200 [ 32.342364][ T73] ret_from_fork+0x31/0x70 [ 32.342540][ T73] ret_from_fork_asm+0x1a/0x30 [ 32.342718][ T73] } [ 32.342795][ T73] ... key at: [] __key.387+0x0/0x40 [ 32.343021][ T73] ... acquired at: [ 32.343121][ T73] check_prev_add+0x194/0xce0 [ 32.343253][ T73] validate_chain+0x71d/0x9b0 [ 32.343476][ T73] __lock_acquire+0xaf0/0x1570 [ 32.343617][ T73] lock_acquire.part.0+0xeb/0x330 [ 32.343752][ T73] _raw_spin_lock+0x30/0x40 [ 32.343908][ T73] __get_task_comm+0x27/0x70 [ 32.344119][ T73] ref_tracker_alloc+0x2ee/0x490 [ 32.344266][ T73] netdev_get_by_index+0x5e/0x80 [ 32.344398][ T73] fib6_nh_init+0x3d8/0x15b0 [ 32.344532][ T73] ip6_route_info_create+0xf18/0x17d0 [ 32.344669][ T73] addrconf_f6i_alloc+0x265/0x560 [ 32.344889][ T73] __ipv6_dev_ac_inc+0x25f/0xb10 [ 32.345033][ T73] addrconf_join_anycast+0x1c0/0x220 [ 32.345165][ T73] __ipv6_ifa_notify+0x6b3/0xaf0 [ 32.345298][ T73] addrconf_dad_completed+0x12b/0xe20 [ 32.345506][ T73] addrconf_dad_work+0x38c/0xab0 [ 32.345639][ T73] process_one_work+0xe2c/0x1730 [ 32.345773][ T73] worker_thread+0x587/0xd30 [ 32.345955][ T73] kthread+0x28a/0x350 [ 32.346135][ T73] ret_from_fork+0x31/0x70 [ 32.346268][ T73] ret_from_fork_asm+0x1a/0x30 [ 32.346400][ T73] [ 32.346468][ T73] [ 32.346468][ T73] stack backtrace: [ 32.346632][ T73] CPU: 2 PID: 73 Comm: kworker/u16:1 Not tainted 6.9.0-rc1-virtme #1 [ 32.346914][ T73] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 32.347210][ T73] Workqueue: ipv6_addrconf addrconf_dad_work [ 32.347461][ T73] Call Trace: [ 32.347561][ T73] [ 32.347633][ T73] dump_stack_lvl+0x82/0xd0 [ 32.347767][ T73] print_bad_irq_dependency+0x957/0xd40 [ 32.347908][ T73] ? __pfx_validate_chain+0x10/0x10 [ 32.348197][ T73] ? __pfx_print_bad_irq_dependency+0x10/0x10 [ 32.348363][ T73] ? __pfx_usage_skip+0x10/0x10 [ 32.348494][ T73] ? __bfs+0x246/0x650 [ 32.348595][ T73] ? __pfx_usage_match+0x10/0x10 [ 32.348815][ T73] check_irq_usage+0x596/0x850 [ 32.348949][ T73] ? __pfx_check_irq_usage+0x10/0x10 [ 32.349080][ T73] ? __bfs+0x246/0x650 [ 32.349179][ T73] ? __pfx_hlock_conflict+0x10/0x10 [ 32.349312][ T73] ? check_path.constprop.0+0x24/0x50 [ 32.349521][ T73] ? check_noncircular+0x14c/0x3e0 [ 32.349655][ T73] ? __pfx_check_noncircular+0x10/0x10 [ 32.349799][ T73] ? check_prev_add+0x194/0xce0 [ 32.349987][ T73] check_prev_add+0x194/0xce0 [ 32.350197][ T73] ? validate_chain+0x130/0x9b0 [ 32.350329][ T73] validate_chain+0x71d/0x9b0 [ 32.350460][ T73] ? mark_lock+0x38/0x3e0 [ 32.350563][ T73] ? __pfx_validate_chain+0x10/0x10 [ 32.350694][ T73] ? hlock_class+0x4e/0x130 [ 32.350928][ T73] ? mark_lock+0x38/0x3e0 [ 32.351053][ T73] __lock_acquire+0xaf0/0x1570 [ 32.351189][ T73] ? xt_check_target+0x3aa/0x940 [ 32.351329][ T73] lock_acquire.part.0+0xeb/0x330 [ 32.351473][ T73] ? __get_task_comm+0x27/0x70 [ 32.351608][ T73] ? mark_lock+0x38/0x3e0 [ 32.351719][ T73] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 32.351865][ T73] ? trace_lock_acquire+0x135/0x1c0 [ 32.352020][ T73] ? __get_task_comm+0x27/0x70 [ 32.352159][ T73] ? lock_acquire+0x32/0xc0 [ 32.352290][ T73] ? __get_task_comm+0x27/0x70 [ 32.352450][ T73] _raw_spin_lock+0x30/0x40 [ 32.352582][ T73] ? __get_task_comm+0x27/0x70 [ 32.352805][ T73] __get_task_comm+0x27/0x70 [ 32.352961][ T73] ref_tracker_alloc+0x2ee/0x490 [ 32.353108][ T73] ? __pfx_ref_tracker_alloc+0x10/0x10 [ 32.353239][ T73] ? dev_get_by_index+0x177/0x270 [ 32.353458][ T73] ? netdev_get_by_index+0x5e/0x80 [ 32.353602][ T73] ? fib6_nh_init+0x3d8/0x15b0 [ 32.353733][ T73] ? ip6_route_info_create+0xf18/0x17d0 [ 32.353870][ T73] ? addrconf_f6i_alloc+0x265/0x560 [ 32.354077][ T73] ? __ipv6_dev_ac_inc+0x25f/0xb10 [ 32.354210][ T73] ? addrconf_join_anycast+0x1c0/0x220 [ 32.354341][ T73] ? __ipv6_ifa_notify+0x6b3/0xaf0 [ 32.354474][ T73] ? addrconf_dad_completed+0x12b/0xe20 [ 32.354606][ T73] ? addrconf_dad_work+0x38c/0xab0 [ 32.354820][ T73] ? process_one_work+0xe2c/0x1730 [ 32.354979][ T73] ? worker_thread+0x587/0xd30 [ 32.355110][ T73] ? kthread+0x28a/0x350 [ 32.355210][ T73] ? ret_from_fork+0x31/0x70 [ 32.355421][ T73] ? ret_from_fork_asm+0x1a/0x30 [ 32.355554][ T73] ? dev_get_by_index+0x177/0x270 [ 32.355686][ T73] netdev_get_by_index+0x5e/0x80 [ 32.355845][ T73] fib6_nh_init+0x3d8/0x15b0 [ 32.356087][ T73] ? lockdep_hardirqs_on_prepare.part.0+0x14f/0x370 [ 32.356253][ T73] ? __pfx_fib6_nh_init+0x10/0x10 [ 32.356386][ T73] ? kasan_save_track+0x14/0x30 [ 32.356519][ T73] ? __kasan_kmalloc+0x7f/0x90 [ 32.356728][ T73] ? __kmalloc+0x1d7/0x3c0 [ 32.356865][ T73] ? fib6_get_table+0x116/0x290 [ 32.356998][ T73] ip6_route_info_create+0xf18/0x17d0 [ 32.357139][ T73] ? __lock_release+0x103/0x460 [ 32.357272][ T73] ? __pfx_ip6_route_info_create+0x10/0x10 [ 32.357514][ T73] ? addrconf_f6i_alloc+0x12d/0x560 [ 32.357646][ T73] addrconf_f6i_alloc+0x265/0x560 [ 32.357777][ T73] ? __pfx_addrconf_f6i_alloc+0x10/0x10 [ 32.357921][ T73] ? do_raw_write_lock+0x122/0x3b0 [ 32.358128][ T73] ? __pfx_do_raw_write_lock+0x10/0x10 [ 32.358258][ T73] ? lock_acquire+0x32/0xc0 [ 32.358396][ T73] __ipv6_dev_ac_inc+0x25f/0xb10 [ 32.358529][ T73] ? mark_held_locks+0x9e/0xe0 [ 32.358822][ T73] addrconf_join_anycast+0x1c0/0x220 [ 32.358954][ T73] ? ip6_ins_rt+0xbd/0x110 [ 32.359086][ T73] ? __pfx_addrconf_join_anycast+0x10/0x10 [ 32.359250][ T73] __ipv6_ifa_notify+0x6b3/0xaf0 [ 32.359461][ T73] ? __pfx___ipv6_ifa_notify+0x10/0x10 [ 32.359593][ T73] ? __pfx___cancel_work+0x10/0x10 [ 32.359727][ T73] ? find_held_lock+0x2c/0x110 [ 32.359864][ T73] ? addrconf_dad_completed+0x12b/0xe20 [ 32.360071][ T73] addrconf_dad_completed+0x12b/0xe20 [ 32.360202][ T73] ? hlock_class+0x4e/0x130 [ 32.360335][ T73] ? __pfx_addrconf_dad_completed+0x10/0x10 [ 32.360498][ T73] ? mark_held_locks+0x9e/0xe0 [ 32.360706][ T73] ? addrconf_dad_work+0x38c/0xab0 [ 32.360868][ T73] addrconf_dad_work+0x38c/0xab0 [ 32.361005][ T73] ? __pfx_addrconf_dad_work+0x10/0x10 [ 32.361136][ T73] ? process_one_work+0xde2/0x1730 [ 32.361352][ T73] ? lock_acquire+0x32/0xc0 [ 32.361483][ T73] ? process_one_work+0xde2/0x1730 [ 32.361625][ T73] process_one_work+0xe2c/0x1730 [ 32.361759][ T73] ? __pfx___lock_release+0x10/0x10 [ 32.361909][ T73] ? __pfx_process_one_work+0x10/0x10 [ 32.362129][ T73] ? assign_work+0x16c/0x240 [ 32.362265][ T73] worker_thread+0x587/0xd30 [ 32.362459][ T73] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 32.362703][ T73] ? __pfx_worker_thread+0x10/0x10 [ 32.363044][ T73] ? __pfx_worker_thread+0x10/0x10 [ 32.363246][ T73] kthread+0x28a/0x350 [ 32.363405][ T73] ? __pfx_kthread+0x10/0x10 [ 32.363619][ T73] ret_from_fork+0x31/0x70 [ 32.363830][ T73] ? __pfx_kthread+0x10/0x10 [ 32.364046][ T73] ret_from_fork_asm+0x1a/0x30 [ 32.364267][ T73] [ 33.161754][ T334] 8021q: 802.1Q VLAN Support v1.8 [ 33.484974][ T337] br1: entered promiscuous mode [ 33.486525][ T337] br1: left promiscuous mode [ 33.494291][ T337] br1: entered promiscuous mode [ 39.477376][ T405] br1: port 1(vx10) entered blocking state [ 39.477589][ T405] br1: port 1(vx10) entered disabled state [ 39.477835][ T405] vx10: entered allmulticast mode [ 39.479655][ T405] vx10: entered promiscuous mode [ 39.480336][ T405] br1: port 1(vx10) entered blocking state [ 39.480518][ T405] br1: port 1(vx10) entered forwarding state [ 39.899886][ T409] br1: port 2(vx20) entered blocking state [ 39.900133][ T409] br1: port 2(vx20) entered disabled state [ 39.900371][ T409] vx20: entered allmulticast mode [ 39.901978][ T409] vx20: entered promiscuous mode [ 39.902430][ T409] br1: port 2(vx20) entered blocking state [ 39.902634][ T409] br1: port 2(vx20) entered forwarding state [ 40.158467][ T411] br1: port 3(w1) entered blocking state [ 40.158724][ T411] br1: port 3(w1) entered disabled state [ 40.159969][ T411] w1: entered allmulticast mode [ 40.162364][ T411] w1: entered promiscuous mode [ 40.275797][ T70] br1: port 3(w1) entered blocking state [ 40.276000][ T70] br1: port 3(w1) entered forwarding state [ 40.508781][ T414] br1: port 4(w3) entered blocking state [ 40.509322][ T414] br1: port 4(w3) entered disabled state [ 40.509536][ T414] w3: entered allmulticast mode [ 40.511056][ T414] w3: entered promiscuous mode [ 40.616843][ T70] br1: port 4(w3) entered blocking state [ 40.617067][ T70] br1: port 4(w3) entered forwarding state [ 41.580099][ T424] br1: entered promiscuous mode [ 41.582135][ T424] br1: left promiscuous mode [ 41.606226][ T424] br1: entered promiscuous mode [ 42.349289][ C2] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 42.413215][ C3] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 42.415380][ C3] IPv6: vlan10-v: IPv6 duplicate address fe80::200:5eff:fe00:101 used by 00:00:5e:00:01:01 detected! [ 42.541232][ C3] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 42.541993][ C3] IPv6: vlan10-v: IPv6 duplicate address 2001:db8:1::3 used by 00:00:5e:00:01:01 detected! [ 42.733248][ C3] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 42.733984][ C3] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 42.734380][ C3] IPv6: vlan20-v: IPv6 duplicate address 2001:db8:2::3 used by 00:00:5e:00:01:01 detected! [ 43.117416][ C3] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 43.118172][ C3] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 66.835300][ T73] w3: left allmulticast mode [ 66.835541][ T73] w3: left promiscuous mode [ 66.835864][ T73] br1: port 4(w3) entered disabled state [ 66.836864][ T73] w1: left allmulticast mode [ 66.837007][ T73] w1: left promiscuous mode [ 66.837252][ T73] br1: port 3(w1) entered disabled state [ 66.838162][ T73] vx20: left allmulticast mode [ 66.838319][ T73] vx20: left promiscuous mode [ 66.838576][ T73] br1: port 2(vx20) entered disabled state [ 66.839688][ T73] vx10: left allmulticast mode [ 66.840734][ T73] vx10: left promiscuous mode [ 66.841002][ T73] br1: port 1(vx10) entered disabled state [ 68.600145][ T601] br1: left promiscuous mode [ 69.298598][ T607] br1: port 4(veth2) entered disabled state [ 69.396894][ T608] veth2: left allmulticast mode [ 69.397090][ T608] veth2: left promiscuous mode [ 69.397361][ T608] br1: port 4(veth2) entered disabled state [ 69.597547][ T610] br1: port 3(veth1) entered disabled state [ 69.696142][ T611] veth1: left allmulticast mode [ 69.696330][ T611] veth1: left promiscuous mode [ 69.696581][ T611] br1: port 3(veth1) entered disabled state [ 69.918879][ T613] vx20: left allmulticast mode [ 69.919066][ T613] vx20: left promiscuous mode [ 69.919328][ T613] br1: port 2(vx20) entered disabled state [ 70.372310][ T617] vx10: left allmulticast mode [ 70.372490][ T617] vx10: left promiscuous mode [ 70.372750][ T617] br1: port 1(vx10) entered disabled state