[ 23.516324][ T236] ip (236) used greatest stack depth: 24368 bytes left [ 30.535078][ T316] br1: port 1(vx1) entered blocking state [ 30.535470][ T316] br1: port 1(vx1) entered disabled state [ 30.535861][ T316] vx1: entered allmulticast mode [ 30.537857][ T316] vx1: entered promiscuous mode [ 30.539207][ T316] br1: port 1(vx1) entered blocking state [ 30.539648][ T316] br1: port 1(vx1) entered forwarding state [ 30.667046][ T317] br1: port 2(veth1) entered blocking state [ 30.667324][ T317] br1: port 2(veth1) entered disabled state [ 30.667581][ T317] veth1: entered allmulticast mode [ 30.670620][ T317] veth1: entered promiscuous mode [ 30.791343][ T7] br1: port 2(veth1) entered blocking state [ 30.791869][ T7] br1: port 2(veth1) entered forwarding state [ 31.029636][ T320] br1: port 3(veth2) entered blocking state [ 31.029911][ T320] br1: port 3(veth2) entered disabled state [ 31.030178][ T320] veth2: entered allmulticast mode [ 31.032035][ T320] veth2: entered promiscuous mode [ 31.148619][ T50] br1: port 3(veth2) entered blocking state [ 31.148874][ T50] br1: port 3(veth2) entered forwarding state [ 31.601998][ T72] [ 31.602099][ T72] ===================================================== [ 31.602265][ T72] WARNING: SOFTIRQ-READ-safe -> SOFTIRQ-READ-unsafe lock order detected [ 31.602463][ T72] 6.9.0-rc1-virtme #1 Not tainted [ 31.602595][ T72] ----------------------------------------------------- [ 31.602759][ T72] kworker/u16:1/72 [HC0[0]:SC0[2]:HE1:SE0] is trying to acquire: [ 31.602962][ T72] ffff888005394ee8 (&p->alloc_lock){+.+.}-{2:2}, at: __get_task_comm+0x27/0x70 [ 31.603200][ T72] [ 31.603200][ T72] and this task is already holding: [ 31.603390][ T72] ffff888005ce0d80 (&ndev->lock){++.-}-{2:2}, at: __ipv6_dev_ac_inc+0x42/0xb10 [ 31.603628][ T72] which would create a new lock dependency: [ 31.603792][ T72] (&ndev->lock){++.-}-{2:2} -> (&p->alloc_lock){+.+.}-{2:2} [ 31.603991][ T72] [ 31.603991][ T72] but this new dependency connects a SOFTIRQ-READ-irq-safe lock: [ 31.604211][ T72] (&ndev->lock){++.-}-{2:2} [ 31.604215][ T72] [ 31.604215][ T72] ... which became SOFTIRQ-READ-irq-safe at: [ 31.604534][ T72] __lock_acquire+0x797/0x1570 [ 31.604667][ T72] lock_acquire.part.0+0xeb/0x330 [ 31.604808][ T72] _raw_read_lock_bh+0x44/0x80 [ 31.604940][ T72] ipv6_get_lladdr+0xa9/0x3e0 [ 31.605071][ T72] ndisc_send_ns+0xe7/0x100 [ 31.605201][ T72] ndisc_solicit+0x2ae/0x4d0 [ 31.605337][ T72] neigh_probe+0xaa/0xf0 [ 31.605437][ T72] __neigh_event_send+0x7af/0xfe0 [ 31.605567][ T72] neigh_resolve_output+0x470/0x7c0 [ 31.605696][ T72] ip6_finish_output2+0x4ab/0xf80 [ 31.605828][ T72] ip6_finish_output+0x4ed/0xd30 [ 31.605957][ T72] ip6_output+0x1f3/0x770 [ 31.606089][ T72] udp_tunnel6_xmit_skb+0x6c8/0xc60 [ip6_udp_tunnel] [ 31.606254][ T72] vxlan_xmit_one+0x1e93/0x4570 [vxlan] [ 31.606411][ T72] vxlan_xmit+0x9b6/0xf40 [vxlan] [ 31.606554][ T72] dev_hard_start_xmit+0x10e/0x360 [ 31.606685][ T72] __dev_queue_xmit+0xe69/0x16d0 [ 31.606815][ T72] br_dev_queue_push_xmit+0x114/0x240 [bridge] [ 31.607059][ T72] deliver_clone+0x52/0x90 [bridge] [ 31.607223][ T72] br_handle_frame_finish+0xbdd/0x1ce0 [bridge] [ 31.607419][ T72] br_handle_frame+0x612/0xe60 [bridge] [ 31.607584][ T72] __netif_receive_skb_core.constprop.0+0x759/0x2d20 [ 31.607746][ T72] __netif_receive_skb_one_core+0xaf/0x1b0 [ 31.607907][ T72] process_backlog+0x103/0x670 [ 31.608041][ T72] __napi_poll.constprop.0+0xa2/0x460 [ 31.608174][ T72] net_rx_action+0x49f/0xc00 [ 31.608307][ T72] __do_softirq+0x1f8/0x5df [ 31.608438][ T72] do_softirq+0x4d/0xa0 [ 31.608540][ T72] __local_bh_enable_ip+0xf6/0x120 [ 31.608668][ T72] __dev_queue_xmit+0x6ac/0x16d0 [ 31.608802][ T72] ip6_finish_output2+0x534/0xf80 [ 31.608931][ T72] ip6_finish_output+0x4ed/0xd30 [ 31.609062][ T72] ip6_output+0x1f3/0x770 [ 31.609195][ T72] NF_HOOK.constprop.0+0xe2/0x680 [ 31.609327][ T72] mld_sendpack+0x62d/0xbc0 [ 31.609456][ T72] mld_ifc_work+0x32/0x1f0 [ 31.609589][ T72] process_one_work+0xe2c/0x1730 [ 31.609725][ T72] worker_thread+0x587/0xd30 [ 31.609855][ T72] kthread+0x28a/0x350 [ 31.609954][ T72] ret_from_fork+0x31/0x70 [ 31.610085][ T72] ret_from_fork_asm+0x1a/0x30 [ 31.610216][ T72] [ 31.610216][ T72] to a SOFTIRQ-READ-irq-unsafe lock: [ 31.610411][ T72] (&p->alloc_lock){+.+.}-{2:2} [ 31.610415][ T72] [ 31.610415][ T72] ... which became SOFTIRQ-READ-irq-unsafe at: [ 31.610729][ T72] ... [ 31.610731][ T72] __lock_acquire+0x797/0x1570 [ 31.610929][ T72] lock_acquire.part.0+0xeb/0x330 [ 31.611059][ T72] _raw_spin_lock+0x30/0x40 [ 31.611189][ T72] set_mems_allowed+0x1d/0x210 [ 31.611323][ T72] kernel_init_freeable+0x72/0x310 [ 31.611458][ T72] kernel_init+0x20/0x200 [ 31.611588][ T72] ret_from_fork+0x31/0x70 [ 31.611718][ T72] ret_from_fork_asm+0x1a/0x30 [ 31.611847][ T72] [ 31.611847][ T72] other info that might help us debug this: [ 31.611847][ T72] [ 31.612102][ T72] Possible interrupt unsafe locking scenario: [ 31.612102][ T72] [ 31.612292][ T72] CPU0 CPU1 [ 31.612425][ T72] ---- ---- [ 31.612557][ T72] lock(&p->alloc_lock); [ 31.612657][ T72] local_irq_disable(); [ 31.612817][ T72] lock(&ndev->lock); [ 31.612983][ T72] lock(&p->alloc_lock); [ 31.613144][ T72] [ 31.613242][ T72] lock(&ndev->lock); [ 31.613345][ T72] [ 31.613345][ T72] *** DEADLOCK *** [ 31.613345][ T72] [ 31.613535][ T72] 4 locks held by kworker/u16:1/72: [ 31.613669][ T72] #0: ffff888005459148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xda6/0x1730 [ 31.613935][ T72] #1: ffffc900004dfda0 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work+0xde2/0x1730 [ 31.614231][ T72] #2: ffffffffabd969c8 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_dad_work+0xaf/0xab0 [ 31.614466][ T72] #3: ffff888005ce0d80 (&ndev->lock){++.-}-{2:2}, at: __ipv6_dev_ac_inc+0x42/0xb10 [ 31.614703][ T72] [ 31.614703][ T72] the dependencies between SOFTIRQ-READ-irq-safe lock and the holding lock: [ 31.614962][ T72] -> (&ndev->lock){++.-}-{2:2} { [ 31.615100][ T72] HARDIRQ-ON-W at: [ 31.615201][ T72] __lock_acquire+0x797/0x1570 [ 31.615374][ T72] lock_acquire.part.0+0xeb/0x330 [ 31.615539][ T72] _raw_write_lock_bh+0x38/0x50 [ 31.615705][ T72] addrconf_permanent_addr+0x6e/0x670 [ 31.615869][ T72] addrconf_notify+0x749/0xd60 [ 31.616034][ T72] notifier_call_chain+0xcd/0x150 [ 31.616202][ T72] __dev_notify_flags+0xe6/0x250 [ 31.616371][ T72] dev_change_flags+0xec/0x160 [ 31.616535][ T72] do_setlink+0x7d6/0x21e0 [ 31.616701][ T72] __rtnl_newlink+0xaa7/0xd80 [ 31.616866][ T72] rtnl_newlink+0x63/0xa0 [ 31.617033][ T72] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 31.617198][ T72] netlink_rcv_skb+0x130/0x360 [ 31.617365][ T72] netlink_unicast+0x449/0x710 [ 31.617532][ T72] netlink_sendmsg+0x723/0xbe0 [ 31.617697][ T72] ____sys_sendmsg+0x7b2/0xa10 [ 31.617866][ T72] ___sys_sendmsg+0xee/0x170 [ 31.618032][ T72] __sys_sendmsg+0xcd/0x170 [ 31.618199][ T72] do_syscall_64+0xc6/0x1e0 [ 31.618364][ T72] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 31.618566][ T72] HARDIRQ-ON-R at: [ 31.618670][ T72] __lock_acquire+0x797/0x1570 [ 31.618836][ T72] lock_acquire.part.0+0xeb/0x330 [ 31.619001][ T72] _raw_read_lock_bh+0x44/0x80 [ 31.619167][ T72] inet6_fill_ifla6_attrs+0x516/0x740 [ 31.619333][ T72] inet6_fill_link_af+0x5e/0xe0 [ 31.619504][ T72] rtnl_fill_ifinfo+0x1612/0x29e0 [ 31.619671][ T72] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 31.619837][ T72] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 31.620033][ T72] rtmsg_ifinfo+0x5b/0xa0 [ 31.620198][ T72] register_netdevice+0x1177/0x1690 [ 31.620365][ T72] register_netdev+0x20/0x40 [ 31.620532][ T72] sit_init_net+0x250/0x4f0 [ 31.620698][ T72] ops_init+0x9b/0x560 [ 31.620831][ T72] register_pernet_operations+0x2db/0x710 [ 31.621028][ T72] register_pernet_device+0x2a/0x60 [ 31.621195][ T72] sit_init+0x23/0xe0 [ 31.621328][ T72] do_one_initcall+0x8d/0x1e0 [ 31.621492][ T72] do_initcalls+0x1b2/0x3e0 [ 31.621660][ T72] kernel_init_freeable+0x232/0x310 [ 31.621825][ T72] kernel_init+0x20/0x200 [ 31.621991][ T72] ret_from_fork+0x31/0x70 [ 31.622159][ T72] ret_from_fork_asm+0x1a/0x30 [ 31.622322][ T72] IN-SOFTIRQ-R at: [ 31.622421][ T72] __lock_acquire+0x797/0x1570 [ 31.622588][ T72] lock_acquire.part.0+0xeb/0x330 [ 31.622756][ T72] _raw_read_lock_bh+0x44/0x80 [ 31.622924][ T72] ipv6_get_lladdr+0xa9/0x3e0 [ 31.623088][ T72] ndisc_send_ns+0xe7/0x100 [ 31.623335][ T72] ndisc_solicit+0x2ae/0x4d0 [ 31.623500][ T72] neigh_probe+0xaa/0xf0 [ 31.623666][ T72] __neigh_event_send+0x7af/0xfe0 [ 31.623915][ T72] neigh_resolve_output+0x470/0x7c0 [ 31.624081][ T72] ip6_finish_output2+0x4ab/0xf80 [ 31.624246][ T72] ip6_finish_output+0x4ed/0xd30 [ 31.624410][ T72] ip6_output+0x1f3/0x770 [ 31.624658][ T72] udp_tunnel6_xmit_skb+0x6c8/0xc60 [ip6_udp_tunnel] [ 31.624870][ T72] vxlan_xmit_one+0x1e93/0x4570 [vxlan] [ 31.625085][ T72] vxlan_xmit+0x9b6/0xf40 [vxlan] [ 31.625264][ T72] dev_hard_start_xmit+0x10e/0x360 [ 31.625429][ T72] __dev_queue_xmit+0xe69/0x16d0 [ 31.625595][ T72] br_dev_queue_push_xmit+0x114/0x240 [bridge] [ 31.625828][ T72] deliver_clone+0x52/0x90 [bridge] [ 31.626026][ T72] br_handle_frame_finish+0xbdd/0x1ce0 [bridge] [ 31.626259][ T72] br_handle_frame+0x612/0xe60 [bridge] [ 31.626570][ T72] __netif_receive_skb_core.constprop.0+0x759/0x2d20 [ 31.626779][ T72] __netif_receive_skb_one_core+0xaf/0x1b0 [ 31.626977][ T72] process_backlog+0x103/0x670 [ 31.627221][ T72] __napi_poll.constprop.0+0xa2/0x460 [ 31.627410][ T72] net_rx_action+0x49f/0xc00 [ 31.627579][ T72] __do_softirq+0x1f8/0x5df [ 31.627821][ T72] do_softirq+0x4d/0xa0 [ 31.627987][ T72] __local_bh_enable_ip+0xf6/0x120 [ 31.628150][ T72] __dev_queue_xmit+0x6ac/0x16d0 [ 31.628313][ T72] ip6_finish_output2+0x534/0xf80 [ 31.628638][ T72] ip6_finish_output+0x4ed/0xd30 [ 31.628800][ T72] ip6_output+0x1f3/0x770 [ 31.628967][ T72] NF_HOOK.constprop.0+0xe2/0x680 [ 31.629133][ T72] mld_sendpack+0x62d/0xbc0 [ 31.629296][ T72] mld_ifc_work+0x32/0x1f0 [ 31.629463][ T72] process_one_work+0xe2c/0x1730 [ 31.629630][ T72] worker_thread+0x587/0xd30 [ 31.629794][ T72] kthread+0x28a/0x350 [ 31.629928][ T72] ret_from_fork+0x31/0x70 [ 31.630093][ T72] ret_from_fork_asm+0x1a/0x30 [ 31.630337][ T72] INITIAL USE at: [ 31.630440][ T72] __lock_acquire+0x797/0x1570 [ 31.630606][ T72] lock_acquire.part.0+0xeb/0x330 [ 31.630773][ T72] _raw_write_lock_bh+0x38/0x50 [ 31.631015][ T72] addrconf_permanent_addr+0x6e/0x670 [ 31.631180][ T72] addrconf_notify+0x749/0xd60 [ 31.631346][ T72] notifier_call_chain+0xcd/0x150 [ 31.631603][ T72] __dev_notify_flags+0xe6/0x250 [ 31.631766][ T72] dev_change_flags+0xec/0x160 [ 31.631929][ T72] do_setlink+0x7d6/0x21e0 [ 31.632094][ T72] __rtnl_newlink+0xaa7/0xd80 [ 31.632266][ T72] rtnl_newlink+0x63/0xa0 [ 31.632430][ T72] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 31.632594][ T72] netlink_rcv_skb+0x130/0x360 [ 31.632758][ T72] netlink_unicast+0x449/0x710 [ 31.632921][ T72] netlink_sendmsg+0x723/0xbe0 [ 31.633089][ T72] ____sys_sendmsg+0x7b2/0xa10 [ 31.633253][ T72] ___sys_sendmsg+0xee/0x170 [ 31.633499][ T72] __sys_sendmsg+0xcd/0x170 [ 31.633664][ T72] do_syscall_64+0xc6/0x1e0 [ 31.633828][ T72] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 31.634105][ T72] INITIAL READ USE at: [ 31.634204][ T72] __lock_acquire+0x797/0x1570 [ 31.634371][ T72] lock_acquire.part.0+0xeb/0x330 [ 31.634538][ T72] _raw_read_lock_bh+0x44/0x80 [ 31.634789][ T72] inet6_fill_ifla6_attrs+0x516/0x740 [ 31.634989][ T72] inet6_fill_link_af+0x5e/0xe0 [ 31.635154][ T72] rtnl_fill_ifinfo+0x1612/0x29e0 [ 31.635397][ T72] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 31.635596][ T72] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 31.635792][ T72] rtmsg_ifinfo+0x5b/0xa0 [ 31.636039][ T72] register_netdevice+0x1177/0x1690 [ 31.636237][ T72] register_netdev+0x20/0x40 [ 31.636400][ T72] sit_init_net+0x250/0x4f0 [ 31.636657][ T72] ops_init+0x9b/0x560 [ 31.636827][ T72] register_pernet_operations+0x2db/0x710 [ 31.637023][ T72] register_pernet_device+0x2a/0x60 [ 31.637224][ T72] sit_init+0x23/0xe0 [ 31.637391][ T72] do_one_initcall+0x8d/0x1e0 [ 31.637555][ T72] do_initcalls+0x1b2/0x3e0 [ 31.637725][ T72] kernel_init_freeable+0x232/0x310 [ 31.637922][ T72] kernel_init+0x20/0x200 [ 31.638086][ T72] ret_from_fork+0x31/0x70 [ 31.638252][ T72] ret_from_fork_asm+0x1a/0x30 [ 31.638573][ T72] } [ 31.638643][ T72] ... key at: [] __key.37+0x0/0x40 [ 31.638841][ T72] [ 31.638841][ T72] the dependencies between the lock to be acquired [ 31.638842][ T72] and SOFTIRQ-READ-irq-unsafe lock: [ 31.639265][ T72] -> (&p->alloc_lock){+.+.}-{2:2} { [ 31.639402][ T72] HARDIRQ-ON-W at: [ 31.639502][ T72] __lock_acquire+0x797/0x1570 [ 31.639754][ T72] lock_acquire.part.0+0xeb/0x330 [ 31.639919][ T72] _raw_spin_lock+0x30/0x40 [ 31.640086][ T72] set_mems_allowed+0x1d/0x210 [ 31.640253][ T72] kernel_init_freeable+0x72/0x310 [ 31.640495][ T72] kernel_init+0x20/0x200 [ 31.640662][ T72] ret_from_fork+0x31/0x70 [ 31.640826][ T72] ret_from_fork_asm+0x1a/0x30 [ 31.641069][ T72] SOFTIRQ-ON-W at: [ 31.641168][ T72] __lock_acquire+0x797/0x1570 [ 31.641333][ T72] lock_acquire.part.0+0xeb/0x330 [ 31.641501][ T72] _raw_spin_lock+0x30/0x40 [ 31.641743][ T72] set_mems_allowed+0x1d/0x210 [ 31.641907][ T72] kernel_init_freeable+0x72/0x310 [ 31.642072][ T72] kernel_init+0x20/0x200 [ 31.642314][ T72] ret_from_fork+0x31/0x70 [ 31.642480][ T72] ret_from_fork_asm+0x1a/0x30 [ 31.642647][ T72] INITIAL USE at: [ 31.642745][ T72] __lock_acquire+0x797/0x1570 [ 31.642986][ T72] lock_acquire.part.0+0xeb/0x330 [ 31.643151][ T72] _raw_spin_lock+0x30/0x40 [ 31.643318][ T72] set_mems_allowed+0x1d/0x210 [ 31.643568][ T72] kernel_init_freeable+0x72/0x310 [ 31.643732][ T72] kernel_init+0x20/0x200 [ 31.643898][ T72] ret_from_fork+0x31/0x70 [ 31.644062][ T72] ret_from_fork_asm+0x1a/0x30 [ 31.644229][ T72] } [ 31.644297][ T72] ... key at: [] __key.387+0x0/0x40 [ 31.644494][ T72] ... acquired at: [ 31.644591][ T72] check_prev_add+0x194/0xce0 [ 31.644724][ T72] validate_chain+0x71d/0x9b0 [ 31.644861][ T72] __lock_acquire+0xaf0/0x1570 [ 31.644996][ T72] lock_acquire.part.0+0xeb/0x330 [ 31.645129][ T72] _raw_spin_lock+0x30/0x40 [ 31.645336][ T72] __get_task_comm+0x27/0x70 [ 31.645467][ T72] ref_tracker_alloc+0x2ee/0x490 [ 31.645598][ T72] netdev_get_by_index+0x5e/0x80 [ 31.645728][ T72] fib6_nh_init+0x3d8/0x15b0 [ 31.645860][ T72] ip6_route_info_create+0xf18/0x17d0 [ 31.646069][ T72] addrconf_f6i_alloc+0x265/0x560 [ 31.646201][ T72] __ipv6_dev_ac_inc+0x25f/0xb10 [ 31.646333][ T72] addrconf_join_anycast+0x1c0/0x220 [ 31.646463][ T72] __ipv6_ifa_notify+0x6b3/0xaf0 [ 31.646683][ T72] addrconf_dad_completed+0x12b/0xe20 [ 31.646813][ T72] addrconf_dad_work+0x38c/0xab0 [ 31.646945][ T72] process_one_work+0xe2c/0x1730 [ 31.647075][ T72] worker_thread+0x587/0xd30 [ 31.647209][ T72] kthread+0x28a/0x350 [ 31.647308][ T72] ret_from_fork+0x31/0x70 [ 31.647439][ T72] ret_from_fork_asm+0x1a/0x30 [ 31.647568][ T72] [ 31.647635][ T72] [ 31.647635][ T72] stack backtrace: [ 31.647797][ T72] CPU: 2 PID: 72 Comm: kworker/u16:1 Not tainted 6.9.0-rc1-virtme #1 [ 31.647992][ T72] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 31.648433][ T72] Workqueue: ipv6_addrconf addrconf_dad_work [ 31.648600][ T72] Call Trace: [ 31.648700][ T72] [ 31.648770][ T72] dump_stack_lvl+0x82/0xd0 [ 31.648903][ T72] print_bad_irq_dependency+0x957/0xd40 [ 31.649111][ T72] ? __pfx_validate_chain+0x10/0x10 [ 31.649243][ T72] ? __pfx_print_bad_irq_dependency+0x10/0x10 [ 31.649404][ T72] ? __pfx_usage_skip+0x10/0x10 [ 31.649536][ T72] ? __bfs+0x246/0x650 [ 31.649714][ T72] ? __pfx_usage_match+0x10/0x10 [ 31.649844][ T72] check_irq_usage+0x596/0x850 [ 31.649976][ T72] ? __pfx_check_irq_usage+0x10/0x10 [ 31.650107][ T72] ? __bfs+0x246/0x650 [ 31.650205][ T72] ? __pfx_hlock_conflict+0x10/0x10 [ 31.650413][ T72] ? check_path.constprop.0+0x24/0x50 [ 31.650542][ T72] ? check_noncircular+0x14c/0x3e0 [ 31.650678][ T72] ? __pfx_check_noncircular+0x10/0x10 [ 31.650812][ T72] ? check_prev_add+0x194/0xce0 [ 31.651018][ T72] check_prev_add+0x194/0xce0 [ 31.651149][ T72] ? validate_chain+0x130/0x9b0 [ 31.651279][ T72] validate_chain+0x71d/0x9b0 [ 31.651411][ T72] ? mark_lock+0x38/0x3e0 [ 31.651512][ T72] ? __pfx_validate_chain+0x10/0x10 [ 31.651726][ T72] ? hlock_class+0x4e/0x130 [ 31.651855][ T72] ? mark_lock+0x38/0x3e0 [ 31.651957][ T72] __lock_acquire+0xaf0/0x1570 [ 31.652092][ T72] lock_acquire.part.0+0xeb/0x330 [ 31.652222][ T72] ? __get_task_comm+0x27/0x70 [ 31.652352][ T72] ? mark_lock+0x38/0x3e0 [ 31.652455][ T72] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 31.652586][ T72] ? trace_lock_acquire+0x135/0x1c0 [ 31.652718][ T72] ? __get_task_comm+0x27/0x70 [ 31.652848][ T72] ? lock_acquire+0x32/0xc0 [ 31.652979][ T72] ? __get_task_comm+0x27/0x70 [ 31.653111][ T72] _raw_spin_lock+0x30/0x40 [ 31.653244][ T72] ? __get_task_comm+0x27/0x70 [ 31.653451][ T72] __get_task_comm+0x27/0x70 [ 31.653585][ T72] ref_tracker_alloc+0x2ee/0x490 [ 31.653717][ T72] ? __pfx_ref_tracker_alloc+0x10/0x10 [ 31.653846][ T72] ? dev_get_by_index+0x177/0x270 [ 31.654052][ T72] ? netdev_get_by_index+0x5e/0x80 [ 31.654181][ T72] ? fib6_nh_init+0x3d8/0x15b0 [ 31.654316][ T72] ? ip6_route_info_create+0xf18/0x17d0 [ 31.654446][ T72] ? addrconf_f6i_alloc+0x265/0x560 [ 31.654652][ T72] ? __ipv6_dev_ac_inc+0x25f/0xb10 [ 31.654789][ T72] ? addrconf_join_anycast+0x1c0/0x220 [ 31.654927][ T72] ? __ipv6_ifa_notify+0x6b3/0xaf0 [ 31.655057][ T72] ? addrconf_dad_completed+0x12b/0xe20 [ 31.655190][ T72] ? addrconf_dad_work+0x38c/0xab0 [ 31.655399][ T72] ? process_one_work+0xe2c/0x1730 [ 31.655530][ T72] ? worker_thread+0x587/0xd30 [ 31.655659][ T72] ? kthread+0x28a/0x350 [ 31.655757][ T72] ? ret_from_fork+0x31/0x70 [ 31.655964][ T72] ? ret_from_fork_asm+0x1a/0x30 [ 31.656097][ T72] ? dev_get_by_index+0x177/0x270 [ 31.656228][ T72] netdev_get_by_index+0x5e/0x80 [ 31.656358][ T72] fib6_nh_init+0x3d8/0x15b0 [ 31.656573][ T72] ? lockdep_hardirqs_on_prepare.part.0+0x14f/0x370 [ 31.656738][ T72] ? __pfx_fib6_nh_init+0x10/0x10 [ 31.656867][ T72] ? kasan_save_track+0x14/0x30 [ 31.657000][ T72] ? __kasan_kmalloc+0x7f/0x90 [ 31.657131][ T72] ? __kmalloc+0x1d7/0x3c0 [ 31.657261][ T72] ? fib6_get_table+0x116/0x290 [ 31.657392][ T72] ip6_route_info_create+0xf18/0x17d0 [ 31.657522][ T72] ? __lock_release+0x103/0x460 [ 31.657654][ T72] ? __pfx_ip6_route_info_create+0x10/0x10 [ 31.657820][ T72] ? addrconf_f6i_alloc+0x12d/0x560 [ 31.657951][ T72] addrconf_f6i_alloc+0x265/0x560 [ 31.658083][ T72] ? __pfx_addrconf_f6i_alloc+0x10/0x10 [ 31.658218][ T72] ? do_raw_write_lock+0x122/0x3b0 [ 31.658500][ T72] ? __pfx_do_raw_write_lock+0x10/0x10 [ 31.658630][ T72] ? lock_acquire+0x32/0xc0 [ 31.658762][ T72] __ipv6_dev_ac_inc+0x25f/0xb10 [ 31.658894][ T72] ? mark_held_locks+0x9e/0xe0 [ 31.659105][ T72] addrconf_join_anycast+0x1c0/0x220 [ 31.659235][ T72] ? ip6_ins_rt+0xbd/0x110 [ 31.659366][ T72] ? __pfx_addrconf_join_anycast+0x10/0x10 [ 31.659529][ T72] __ipv6_ifa_notify+0x6b3/0xaf0 [ 31.659736][ T72] ? __pfx___ipv6_ifa_notify+0x10/0x10 [ 31.659870][ T72] ? __pfx___cancel_work+0x10/0x10 [ 31.660001][ T72] ? find_held_lock+0x2c/0x110 [ 31.660132][ T72] ? addrconf_dad_completed+0x12b/0xe20 [ 31.660340][ T72] addrconf_dad_completed+0x12b/0xe20 [ 31.660469][ T72] ? hlock_class+0x4e/0x130 [ 31.660600][ T72] ? __pfx_addrconf_dad_completed+0x10/0x10 [ 31.660767][ T72] ? mark_held_locks+0x9e/0xe0 [ 31.660975][ T72] ? addrconf_dad_work+0x38c/0xab0 [ 31.661103][ T72] addrconf_dad_work+0x38c/0xab0 [ 31.661236][ T72] ? __pfx_addrconf_dad_work+0x10/0x10 [ 31.661366][ T72] ? process_one_work+0xde2/0x1730 [ 31.661586][ T72] ? lock_acquire+0x32/0xc0 [ 31.661719][ T72] ? process_one_work+0xde2/0x1730 [ 31.661850][ T72] process_one_work+0xe2c/0x1730 [ 31.661981][ T72] ? __pfx___lock_release+0x10/0x10 [ 31.662112][ T72] ? __pfx_process_one_work+0x10/0x10 [ 31.662243][ T72] ? assign_work+0x16c/0x240 [ 31.662375][ T72] worker_thread+0x587/0xd30 [ 31.662506][ T72] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 31.662671][ T72] ? __pfx_worker_thread+0x10/0x10 [ 31.662801][ T72] ? __pfx_worker_thread+0x10/0x10 [ 31.662931][ T72] kthread+0x28a/0x350 [ 31.663030][ T72] ? __pfx_kthread+0x10/0x10 [ 31.663160][ T72] ret_from_fork+0x31/0x70 [ 31.663367][ T72] ? __pfx_kthread+0x10/0x10 [ 31.663496][ T72] ret_from_fork_asm+0x1a/0x30 [ 31.663629][ T72] [ 34.635274][ T361] br2: port 1(w1) entered blocking state [ 34.635443][ T361] br2: port 1(w1) entered disabled state [ 34.635626][ T361] w1: entered allmulticast mode [ 34.637090][ T361] w1: entered promiscuous mode [ 35.234130][ T367] br2: port 2(vx2) entered blocking state [ 35.234296][ T367] br2: port 2(vx2) entered disabled state [ 35.234455][ T367] vx2: entered allmulticast mode [ 35.236415][ T367] vx2: entered promiscuous mode [ 35.237012][ T367] br2: port 2(vx2) entered blocking state [ 35.237155][ T367] br2: port 2(vx2) entered forwarding state [ 35.924193][ T49] br2: port 1(w1) entered blocking state [ 35.924413][ T49] br2: port 1(w1) entered forwarding state [ 37.739195][ T394] br2: port 1(w1) entered blocking state [ 37.739425][ T394] br2: port 1(w1) entered disabled state [ 37.739610][ T394] w1: entered allmulticast mode [ 37.741089][ T394] w1: entered promiscuous mode [ 38.323463][ T400] br2: port 2(vx2) entered blocking state [ 38.323713][ T400] br2: port 2(vx2) entered disabled state [ 38.323894][ T400] vx2: entered allmulticast mode [ 38.325372][ T400] vx2: entered promiscuous mode [ 38.326830][ T400] br2: port 2(vx2) entered blocking state [ 38.326980][ T400] br2: port 2(vx2) entered forwarding state [ 39.021207][ T50] br2: port 1(w1) entered blocking state [ 39.021422][ T50] br2: port 1(w1) entered forwarding state [ 48.244359][ T461] GACT probability NOT on [ 95.188425][ T72] vx2: left allmulticast mode [ 95.188617][ T72] vx2: left promiscuous mode [ 95.188950][ T72] br2: port 2(vx2) entered disabled state [ 95.190705][ T72] w1: left allmulticast mode [ 95.190872][ T72] w1: left promiscuous mode [ 95.191146][ T72] br2: port 1(w1) entered disabled state [ 95.509476][ T72] vx2: left allmulticast mode [ 95.509635][ T72] vx2: left promiscuous mode [ 95.509869][ T72] br2: port 2(vx2) entered disabled state [ 95.512745][ T72] w1: left allmulticast mode [ 95.512891][ T72] w1: left promiscuous mode [ 95.513124][ T72] br2: port 1(w1) entered disabled state [ 97.288903][ T570] br1: port 3(veth2) entered disabled state [ 97.382710][ T571] veth2: left allmulticast mode [ 97.382919][ T571] veth2: left promiscuous mode [ 97.383264][ T571] br1: port 3(veth2) entered disabled state [ 97.579287][ T573] br1: port 2(veth1) entered disabled state [ 97.667808][ T574] veth1: left allmulticast mode [ 97.668053][ T574] veth1: left promiscuous mode [ 97.668303][ T574] br1: port 2(veth1) entered disabled state [ 97.784248][ T575] vx1: left allmulticast mode [ 97.784410][ T575] vx1: left promiscuous mode [ 97.784688][ T575] br1: port 1(vx1) entered disabled state