[ 28.797875][ T286] 8021q: 802.1Q VLAN Support v1.8 [ 33.578843][ T331] br1: port 1(vx100) entered blocking state [ 33.579379][ T331] br1: port 1(vx100) entered disabled state [ 33.579719][ T331] vx100: entered allmulticast mode [ 33.581647][ T331] vx100: entered promiscuous mode [ 33.582426][ T331] br1: port 1(vx100) entered blocking state [ 33.582768][ T331] br1: port 1(vx100) entered forwarding state [ 33.849026][ T333] br1: port 2(veth1) entered blocking state [ 33.849308][ T333] br1: port 2(veth1) entered disabled state [ 33.849558][ T333] veth1: entered allmulticast mode [ 33.851356][ T333] veth1: entered promiscuous mode [ 33.971389][ T62] br1: port 2(veth1) entered blocking state [ 33.971826][ T62] br1: port 2(veth1) entered forwarding state [ 34.229374][ T336] br1: port 3(veth2) entered blocking state [ 34.229650][ T336] br1: port 3(veth2) entered disabled state [ 34.229934][ T336] veth2: entered allmulticast mode [ 34.231855][ T336] veth2: entered promiscuous mode [ 34.360766][ T62] br1: port 3(veth2) entered blocking state [ 34.361146][ T62] br1: port 3(veth2) entered forwarding state [ 35.064731][ T10] [ 35.064850][ T10] ===================================================== [ 35.065048][ T10] WARNING: SOFTIRQ-READ-safe -> SOFTIRQ-READ-unsafe lock order detected [ 35.065269][ T10] 6.9.0-rc1-virtme #1 Not tainted [ 35.065411][ T10] ----------------------------------------------------- [ 35.065586][ T10] kworker/u16:0/10 [HC0[0]:SC0[2]:HE1:SE0] is trying to acquire: [ 35.065815][ T10] ffff888001a60968 (&p->alloc_lock){+.+.}-{2:2}, at: __get_task_comm+0x27/0x70 [ 35.066086][ T10] [ 35.066086][ T10] and this task is already holding: [ 35.066306][ T10] ffff888006c62580 (&ndev->lock){++.-}-{2:2}, at: __ipv6_dev_ac_inc+0x42/0xb10 [ 35.066618][ T10] which would create a new lock dependency: [ 35.066788][ T10] (&ndev->lock){++.-}-{2:2} -> (&p->alloc_lock){+.+.}-{2:2} [ 35.067020][ T10] [ 35.067020][ T10] but this new dependency connects a SOFTIRQ-READ-irq-safe lock: [ 35.067265][ T10] (&ndev->lock){++.-}-{2:2} [ 35.067269][ T10] [ 35.067269][ T10] ... which became SOFTIRQ-READ-irq-safe at: [ 35.067663][ T10] __lock_acquire+0x797/0x1570 [ 35.067828][ T10] lock_acquire.part.0+0xeb/0x330 [ 35.067975][ T10] _raw_read_lock_bh+0x44/0x80 [ 35.068120][ T10] ipv6_get_lladdr+0xa9/0x3e0 [ 35.068281][ T10] ndisc_send_ns+0xe7/0x100 [ 35.068424][ T10] ndisc_solicit+0x2ae/0x4d0 [ 35.068579][ T10] neigh_probe+0xaa/0xf0 [ 35.068687][ T10] __neigh_event_send+0x7af/0xfe0 [ 35.068846][ T10] neigh_resolve_output+0x470/0x7c0 [ 35.068984][ T10] ip6_finish_output2+0x4ab/0xf80 [ 35.069126][ T10] ip6_finish_output+0x4ed/0xd30 [ 35.069267][ T10] ip6_output+0x1f3/0x770 [ 35.069402][ T10] udp_tunnel6_xmit_skb+0x6c8/0xc60 [ip6_udp_tunnel] [ 35.069573][ T10] vxlan_xmit_one+0x1e93/0x4570 [vxlan] [ 35.069724][ T10] vxlan_xmit+0x9b6/0xf40 [vxlan] [ 35.069875][ T10] dev_hard_start_xmit+0x10e/0x360 [ 35.070012][ T10] __dev_queue_xmit+0xe69/0x16d0 [ 35.070150][ T10] br_dev_queue_push_xmit+0x114/0x240 [bridge] [ 35.070417][ T10] deliver_clone+0x52/0x90 [bridge] [ 35.070584][ T10] br_handle_frame_finish+0xbdd/0x1ce0 [bridge] [ 35.070786][ T10] br_handle_frame+0x612/0xe60 [bridge] [ 35.070958][ T10] __netif_receive_skb_core.constprop.0+0x759/0x2d20 [ 35.071129][ T10] __netif_receive_skb_one_core+0xaf/0x1b0 [ 35.071295][ T10] process_backlog+0x103/0x670 [ 35.071427][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 35.071562][ T10] net_rx_action+0x49f/0xc00 [ 35.071696][ T10] __do_softirq+0x1f8/0x5df [ 35.071830][ T10] do_softirq+0x4d/0xa0 [ 35.071933][ T10] __local_bh_enable_ip+0xf6/0x120 [ 35.072072][ T10] __dev_queue_xmit+0x6ac/0x16d0 [ 35.072205][ T10] ip6_finish_output2+0x4ab/0xf80 [ 35.072346][ T10] ip6_finish_output+0x4ed/0xd30 [ 35.072479][ T10] ip6_output+0x1f3/0x770 [ 35.072617][ T10] NF_HOOK.constprop.0+0xe2/0x680 [ 35.072753][ T10] ndisc_send_skb+0x8e0/0x1230 [ 35.072891][ T10] ndisc_send_ns+0x9e/0x100 [ 35.073023][ T10] addrconf_dad_work+0x7dd/0xab0 [ 35.073154][ T10] process_one_work+0xe2c/0x1730 [ 35.073289][ T10] worker_thread+0x587/0xd30 [ 35.073422][ T10] kthread+0x28a/0x350 [ 35.073536][ T10] ret_from_fork+0x31/0x70 [ 35.073677][ T10] ret_from_fork_asm+0x1a/0x30 [ 35.073814][ T10] [ 35.073814][ T10] to a SOFTIRQ-READ-irq-unsafe lock: [ 35.074030][ T10] (&p->alloc_lock){+.+.}-{2:2} [ 35.074037][ T10] [ 35.074037][ T10] ... which became SOFTIRQ-READ-irq-unsafe at: [ 35.074389][ T10] ... [ 35.074391][ T10] __lock_acquire+0x797/0x1570 [ 35.074594][ T10] lock_acquire.part.0+0xeb/0x330 [ 35.074736][ T10] _raw_spin_lock+0x30/0x40 [ 35.074892][ T10] set_mems_allowed+0x1d/0x210 [ 35.075025][ T10] kernel_init_freeable+0x72/0x310 [ 35.075178][ T10] kernel_init+0x20/0x200 [ 35.075339][ T10] ret_from_fork+0x31/0x70 [ 35.075487][ T10] ret_from_fork_asm+0x1a/0x30 [ 35.075621][ T10] [ 35.075621][ T10] other info that might help us debug this: [ 35.075621][ T10] [ 35.075902][ T10] Possible interrupt unsafe locking scenario: [ 35.075902][ T10] [ 35.076215][ T10] CPU0 CPU1 [ 35.076359][ T10] ---- ---- [ 35.076514][ T10] lock(&p->alloc_lock); [ 35.076778][ T10] local_irq_disable(); [ 35.076958][ T10] lock(&ndev->lock); [ 35.077221][ T10] lock(&p->alloc_lock); [ 35.077416][ T10] [ 35.077604][ T10] lock(&ndev->lock); [ 35.077718][ T10] [ 35.077718][ T10] *** DEADLOCK *** [ 35.077718][ T10] [ 35.077991][ T10] 4 locks held by kworker/u16:0/10: [ 35.078252][ T10] #0: ffff888005339148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xda6/0x1730 [ 35.078640][ T10] #1: ffffc900000afda0 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work+0xde2/0x1730 [ 35.079070][ T10] #2: ffffffffb65969c8 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_dad_work+0xaf/0xab0 [ 35.079417][ T10] #3: ffff888006c62580 (&ndev->lock){++.-}-{2:2}, at: __ipv6_dev_ac_inc+0x42/0xb10 [ 35.079677][ T10] [ 35.079677][ T10] the dependencies between SOFTIRQ-READ-irq-safe lock and the holding lock: [ 35.080049][ T10] -> (&ndev->lock){++.-}-{2:2} { [ 35.080294][ T10] HARDIRQ-ON-W at: [ 35.080401][ T10] __lock_acquire+0x797/0x1570 [ 35.080594][ T10] lock_acquire.part.0+0xeb/0x330 [ 35.080879][ T10] _raw_write_lock_bh+0x38/0x50 [ 35.081139][ T10] addrconf_permanent_addr+0x6e/0x670 [ 35.081409][ T10] addrconf_notify+0x749/0xd60 [ 35.081690][ T10] notifier_call_chain+0xcd/0x150 [ 35.081971][ T10] __dev_notify_flags+0xe6/0x250 [ 35.082150][ T10] dev_change_flags+0xec/0x160 [ 35.082429][ T10] do_setlink+0x7d6/0x21e0 [ 35.082708][ T10] __rtnl_newlink+0xaa7/0xd80 [ 35.082975][ T10] rtnl_newlink+0x63/0xa0 [ 35.083260][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 35.083453][ T10] netlink_rcv_skb+0x130/0x360 [ 35.083650][ T10] netlink_unicast+0x449/0x710 [ 35.083922][ T10] netlink_sendmsg+0x723/0xbe0 [ 35.084208][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 35.084399][ T10] ___sys_sendmsg+0xee/0x170 [ 35.084580][ T10] __sys_sendmsg+0xcd/0x170 [ 35.084863][ T10] do_syscall_64+0xc6/0x1e0 [ 35.085037][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 35.085264][ T10] HARDIRQ-ON-R at: [ 35.085465][ T10] __lock_acquire+0x797/0x1570 [ 35.085662][ T10] lock_acquire.part.0+0xeb/0x330 [ 35.085835][ T10] _raw_read_lock_bh+0x44/0x80 [ 35.086112][ T10] inet6_fill_ifla6_attrs+0x516/0x740 [ 35.086287][ T10] inet6_fill_link_af+0x5e/0xe0 [ 35.086554][ T10] rtnl_fill_ifinfo+0x1612/0x29e0 [ 35.086725][ T10] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 35.086895][ T10] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 35.087098][ T10] rtmsg_ifinfo+0x5b/0xa0 [ 35.087268][ T10] register_netdevice+0x1177/0x1690 [ 35.087521][ T10] register_netdev+0x20/0x40 [ 35.087692][ T10] sit_init_net+0x250/0x4f0 [ 35.087872][ T10] ops_init+0x9b/0x560 [ 35.088011][ T10] register_pernet_operations+0x2db/0x710 [ 35.088309][ T10] register_pernet_device+0x2a/0x60 [ 35.088477][ T10] sit_init+0x23/0xe0 [ 35.088621][ T10] do_one_initcall+0x8d/0x1e0 [ 35.088788][ T10] do_initcalls+0x1b2/0x3e0 [ 35.089125][ T10] kernel_init_freeable+0x232/0x310 [ 35.089292][ T10] kernel_init+0x20/0x200 [ 35.089544][ T10] ret_from_fork+0x31/0x70 [ 35.089720][ T10] ret_from_fork_asm+0x1a/0x30 [ 35.089896][ T10] IN-SOFTIRQ-R at: [ 35.090080][ T10] __lock_acquire+0x797/0x1570 [ 35.090250][ T10] lock_acquire.part.0+0xeb/0x330 [ 35.090420][ T10] _raw_read_lock_bh+0x44/0x80 [ 35.090586][ T10] ipv6_get_lladdr+0xa9/0x3e0 [ 35.090834][ T10] ndisc_send_ns+0xe7/0x100 [ 35.091010][ T10] ndisc_solicit+0x2ae/0x4d0 [ 35.091273][ T10] neigh_probe+0xaa/0xf0 [ 35.091451][ T10] __neigh_event_send+0x7af/0xfe0 [ 35.091622][ T10] neigh_resolve_output+0x470/0x7c0 [ 35.091791][ T10] ip6_finish_output2+0x4ab/0xf80 [ 35.091970][ T10] ip6_finish_output+0x4ed/0xd30 [ 35.092172][ T10] ip6_output+0x1f3/0x770 [ 35.092350][ T10] udp_tunnel6_xmit_skb+0x6c8/0xc60 [ip6_udp_tunnel] [ 35.092603][ T10] vxlan_xmit_one+0x1e93/0x4570 [vxlan] [ 35.092839][ T10] vxlan_xmit+0x9b6/0xf40 [vxlan] [ 35.093023][ T10] dev_hard_start_xmit+0x10e/0x360 [ 35.093293][ T10] __dev_queue_xmit+0xe69/0x16d0 [ 35.093496][ T10] br_dev_queue_push_xmit+0x114/0x240 [bridge] [ 35.093755][ T10] deliver_clone+0x52/0x90 [bridge] [ 35.094041][ T10] br_handle_frame_finish+0xbdd/0x1ce0 [bridge] [ 35.094275][ T10] br_handle_frame+0x612/0xe60 [bridge] [ 35.094541][ T10] __netif_receive_skb_core.constprop.0+0x759/0x2d20 [ 35.094851][ T10] __netif_receive_skb_one_core+0xaf/0x1b0 [ 35.095060][ T10] process_backlog+0x103/0x670 [ 35.095332][ T10] __napi_poll.constprop.0+0xa2/0x460 [ 35.095524][ T10] net_rx_action+0x49f/0xc00 [ 35.095695][ T10] __do_softirq+0x1f8/0x5df [ 35.095996][ T10] do_softirq+0x4d/0xa0 [ 35.096270][ T10] __local_bh_enable_ip+0xf6/0x120 [ 35.096445][ T10] __dev_queue_xmit+0x6ac/0x16d0 [ 35.096628][ T10] ip6_finish_output2+0x4ab/0xf80 [ 35.096795][ T10] ip6_finish_output+0x4ed/0xd30 [ 35.096965][ T10] ip6_output+0x1f3/0x770 [ 35.097137][ T10] NF_HOOK.constprop.0+0xe2/0x680 [ 35.097351][ T10] ndisc_send_skb+0x8e0/0x1230 [ 35.097600][ T10] ndisc_send_ns+0x9e/0x100 [ 35.097764][ T10] addrconf_dad_work+0x7dd/0xab0 [ 35.097932][ T10] process_one_work+0xe2c/0x1730 [ 35.098221][ T10] worker_thread+0x587/0xd30 [ 35.098391][ T10] kthread+0x28a/0x350 [ 35.098632][ T10] ret_from_fork+0x31/0x70 [ 35.098820][ T10] ret_from_fork_asm+0x1a/0x30 [ 35.099097][ T10] INITIAL USE at: [ 35.099199][ T10] __lock_acquire+0x797/0x1570 [ 35.099391][ T10] lock_acquire.part.0+0xeb/0x330 [ 35.099729][ T10] _raw_write_lock_bh+0x38/0x50 [ 35.099904][ T10] addrconf_permanent_addr+0x6e/0x670 [ 35.100176][ T10] addrconf_notify+0x749/0xd60 [ 35.100364][ T10] notifier_call_chain+0xcd/0x150 [ 35.100546][ T10] __dev_notify_flags+0xe6/0x250 [ 35.100828][ T10] dev_change_flags+0xec/0x160 [ 35.101001][ T10] do_setlink+0x7d6/0x21e0 [ 35.101169][ T10] __rtnl_newlink+0xaa7/0xd80 [ 35.101361][ T10] rtnl_newlink+0x63/0xa0 [ 35.101618][ T10] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 35.101816][ T10] netlink_rcv_skb+0x130/0x360 [ 35.102086][ T10] netlink_unicast+0x449/0x710 [ 35.102274][ T10] netlink_sendmsg+0x723/0xbe0 [ 35.102451][ T10] ____sys_sendmsg+0x7b2/0xa10 [ 35.102734][ T10] ___sys_sendmsg+0xee/0x170 [ 35.102942][ T10] __sys_sendmsg+0xcd/0x170 [ 35.103214][ T10] do_syscall_64+0xc6/0x1e0 [ 35.103403][ T10] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 35.103729][ T10] INITIAL READ USE at: [ 35.103838][ T10] __lock_acquire+0x797/0x1570 [ 35.104007][ T10] lock_acquire.part.0+0xeb/0x330 [ 35.104258][ T10] _raw_read_lock_bh+0x44/0x80 [ 35.104539][ T10] inet6_fill_ifla6_attrs+0x516/0x740 [ 35.104747][ T10] inet6_fill_link_af+0x5e/0xe0 [ 35.104911][ T10] rtnl_fill_ifinfo+0x1612/0x29e0 [ 35.105164][ T10] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 35.105395][ T10] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 35.105600][ T10] rtmsg_ifinfo+0x5b/0xa0 [ 35.105877][ T10] register_netdevice+0x1177/0x1690 [ 35.106102][ T10] register_netdev+0x20/0x40 [ 35.106316][ T10] sit_init_net+0x250/0x4f0 [ 35.106599][ T10] ops_init+0x9b/0x560 [ 35.106771][ T10] register_pernet_operations+0x2db/0x710 [ 35.106996][ T10] register_pernet_device+0x2a/0x60 [ 35.107297][ T10] sit_init+0x23/0xe0 [ 35.107565][ T10] do_one_initcall+0x8d/0x1e0 [ 35.107775][ T10] do_initcalls+0x1b2/0x3e0 [ 35.107948][ T10] kernel_init_freeable+0x232/0x310 [ 35.108255][ T10] kernel_init+0x20/0x200 [ 35.108427][ T10] ret_from_fork+0x31/0x70 [ 35.108602][ T10] ret_from_fork_asm+0x1a/0x30 [ 35.108853][ T10] } [ 35.108925][ T10] ... key at: [] __key.37+0x0/0x40 [ 35.109217][ T10] [ 35.109217][ T10] the dependencies between the lock to be acquired [ 35.109219][ T10] and SOFTIRQ-READ-irq-unsafe lock: [ 35.109582][ T10] -> (&p->alloc_lock){+.+.}-{2:2} { [ 35.109724][ T10] HARDIRQ-ON-W at: [ 35.109827][ T10] __lock_acquire+0x797/0x1570 [ 35.110076][ T10] lock_acquire.part.0+0xeb/0x330 [ 35.110251][ T10] _raw_spin_lock+0x30/0x40 [ 35.110424][ T10] set_mems_allowed+0x1d/0x210 [ 35.110601][ T10] kernel_init_freeable+0x72/0x310 [ 35.110854][ T10] kernel_init+0x20/0x200 [ 35.111027][ T10] ret_from_fork+0x31/0x70 [ 35.111207][ T10] ret_from_fork_asm+0x1a/0x30 [ 35.111380][ T10] SOFTIRQ-ON-W at: [ 35.111482][ T10] __lock_acquire+0x797/0x1570 [ 35.111649][ T10] lock_acquire.part.0+0xeb/0x330 [ 35.111820][ T10] _raw_spin_lock+0x30/0x40 [ 35.112147][ T10] set_mems_allowed+0x1d/0x210 [ 35.112313][ T10] kernel_init_freeable+0x72/0x310 [ 35.112477][ T10] kernel_init+0x20/0x200 [ 35.112646][ T10] ret_from_fork+0x31/0x70 [ 35.112817][ T10] ret_from_fork_asm+0x1a/0x30 [ 35.112988][ T10] INITIAL USE at: [ 35.113086][ T10] __lock_acquire+0x797/0x1570 [ 35.113346][ T10] lock_acquire.part.0+0xeb/0x330 [ 35.113523][ T10] _raw_spin_lock+0x30/0x40 [ 35.113720][ T10] set_mems_allowed+0x1d/0x210 [ 35.113894][ T10] kernel_init_freeable+0x72/0x310 [ 35.114090][ T10] kernel_init+0x20/0x200 [ 35.114265][ T10] ret_from_fork+0x31/0x70 [ 35.114443][ T10] ret_from_fork_asm+0x1a/0x30 [ 35.114726][ T10] } [ 35.114824][ T10] ... key at: [] __key.387+0x0/0x40 [ 35.115044][ T10] ... acquired at: [ 35.115189][ T10] check_prev_add+0x194/0xce0 [ 35.115420][ T10] validate_chain+0x71d/0x9b0 [ 35.115569][ T10] __lock_acquire+0xaf0/0x1570 [ 35.115714][ T10] lock_acquire.part.0+0xeb/0x330 [ 35.115946][ T10] _raw_spin_lock+0x30/0x40 [ 35.116113][ T10] __get_task_comm+0x27/0x70 [ 35.116256][ T10] ref_tracker_alloc+0x2ee/0x490 [ 35.116401][ T10] netdev_get_by_index+0x5e/0x80 [ 35.116540][ T10] fib6_nh_init+0x3d8/0x15b0 [ 35.116681][ T10] ip6_route_info_create+0xf18/0x17d0 [ 35.116937][ T10] addrconf_f6i_alloc+0x265/0x560 [ 35.117074][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 35.117234][ T10] addrconf_join_anycast+0x1c0/0x220 [ 35.117384][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 35.117522][ T10] addrconf_dad_completed+0x12b/0xe20 [ 35.117661][ T10] addrconf_dad_work+0x38c/0xab0 [ 35.117809][ T10] process_one_work+0xe2c/0x1730 [ 35.117964][ T10] worker_thread+0x587/0xd30 [ 35.118316][ T10] kthread+0x28a/0x350 [ 35.118421][ T10] ret_from_fork+0x31/0x70 [ 35.118575][ T10] ret_from_fork_asm+0x1a/0x30 [ 35.118712][ T10] [ 35.118797][ T10] [ 35.118797][ T10] stack backtrace: [ 35.118964][ T10] CPU: 0 PID: 10 Comm: kworker/u16:0 Not tainted 6.9.0-rc1-virtme #1 [ 35.119196][ T10] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 35.119580][ T10] Workqueue: ipv6_addrconf addrconf_dad_work [ 35.119751][ T10] Call Trace: [ 35.119856][ T10] [ 35.119928][ T10] dump_stack_lvl+0x82/0xd0 [ 35.120067][ T10] print_bad_irq_dependency+0x957/0xd40 [ 35.120204][ T10] ? __pfx_validate_chain+0x10/0x10 [ 35.120337][ T10] ? __pfx_print_bad_irq_dependency+0x10/0x10 [ 35.120497][ T10] ? __pfx_usage_skip+0x10/0x10 [ 35.120716][ T10] ? __bfs+0x246/0x650 [ 35.120819][ T10] ? __pfx_usage_match+0x10/0x10 [ 35.120953][ T10] check_irq_usage+0x596/0x850 [ 35.121091][ T10] ? __pfx_check_irq_usage+0x10/0x10 [ 35.121231][ T10] ? __bfs+0x246/0x650 [ 35.121337][ T10] ? __pfx_hlock_conflict+0x10/0x10 [ 35.121579][ T10] ? check_path.constprop.0+0x24/0x50 [ 35.121801][ T10] ? check_noncircular+0x14c/0x3e0 [ 35.121939][ T10] ? __pfx_check_noncircular+0x10/0x10 [ 35.122078][ T10] ? check_prev_add+0x194/0xce0 [ 35.122210][ T10] check_prev_add+0x194/0xce0 [ 35.122344][ T10] ? validate_chain+0x130/0x9b0 [ 35.122479][ T10] validate_chain+0x71d/0x9b0 [ 35.122615][ T10] ? mark_lock+0x38/0x3e0 [ 35.122733][ T10] ? __pfx_validate_chain+0x10/0x10 [ 35.122947][ T10] ? hlock_class+0x4e/0x130 [ 35.123079][ T10] ? mark_lock+0x38/0x3e0 [ 35.123232][ T10] __lock_acquire+0xaf0/0x1570 [ 35.123369][ T10] lock_acquire.part.0+0xeb/0x330 [ 35.123590][ T10] ? __get_task_comm+0x27/0x70 [ 35.123724][ T10] ? mark_lock+0x38/0x3e0 [ 35.123825][ T10] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 35.123956][ T10] ? trace_lock_acquire+0x135/0x1c0 [ 35.124090][ T10] ? __get_task_comm+0x27/0x70 [ 35.124295][ T10] ? lock_acquire+0x32/0xc0 [ 35.124426][ T10] ? __get_task_comm+0x27/0x70 [ 35.124557][ T10] _raw_spin_lock+0x30/0x40 [ 35.124692][ T10] ? __get_task_comm+0x27/0x70 [ 35.124825][ T10] __get_task_comm+0x27/0x70 [ 35.124980][ T10] ref_tracker_alloc+0x2ee/0x490 [ 35.125121][ T10] ? __pfx_ref_tracker_alloc+0x10/0x10 [ 35.125270][ T10] ? dev_get_by_index+0x177/0x270 [ 35.125498][ T10] ? netdev_get_by_index+0x5e/0x80 [ 35.125630][ T10] ? fib6_nh_init+0x3d8/0x15b0 [ 35.125762][ T10] ? ip6_route_info_create+0xf18/0x17d0 [ 35.125896][ T10] ? addrconf_f6i_alloc+0x265/0x560 [ 35.126117][ T10] ? __ipv6_dev_ac_inc+0x25f/0xb10 [ 35.126266][ T10] ? addrconf_join_anycast+0x1c0/0x220 [ 35.126398][ T10] ? __ipv6_ifa_notify+0x6b3/0xaf0 [ 35.126548][ T10] ? addrconf_dad_completed+0x12b/0xe20 [ 35.126689][ T10] ? addrconf_dad_work+0x38c/0xab0 [ 35.126907][ T10] ? process_one_work+0xe2c/0x1730 [ 35.127062][ T10] ? worker_thread+0x587/0xd30 [ 35.127204][ T10] ? kthread+0x28a/0x350 [ 35.127316][ T10] ? ret_from_fork+0x31/0x70 [ 35.127551][ T10] ? ret_from_fork_asm+0x1a/0x30 [ 35.127792][ T10] ? dev_get_by_index+0x177/0x270 [ 35.127928][ T10] netdev_get_by_index+0x5e/0x80 [ 35.128063][ T10] fib6_nh_init+0x3d8/0x15b0 [ 35.128204][ T10] ? lockdep_hardirqs_on_prepare.part.0+0x14f/0x370 [ 35.128376][ T10] ? __pfx_fib6_nh_init+0x10/0x10 [ 35.128513][ T10] ? kasan_save_track+0x14/0x30 [ 35.128742][ T10] ? __kasan_kmalloc+0x7f/0x90 [ 35.128883][ T10] ? __kmalloc+0x1d7/0x3c0 [ 35.129023][ T10] ? fib6_get_table+0x116/0x290 [ 35.129162][ T10] ip6_route_info_create+0xf18/0x17d0 [ 35.129287][ T10] ? __lock_release+0x103/0x460 [ 35.129523][ T10] ? __pfx_ip6_route_info_create+0x10/0x10 [ 35.129693][ T10] ? addrconf_f6i_alloc+0x12d/0x560 [ 35.129831][ T10] addrconf_f6i_alloc+0x265/0x560 [ 35.129965][ T10] ? __pfx_addrconf_f6i_alloc+0x10/0x10 [ 35.130112][ T10] ? do_raw_write_lock+0x122/0x3b0 [ 35.130336][ T10] ? __pfx_do_raw_write_lock+0x10/0x10 [ 35.130469][ T10] ? lock_acquire+0x32/0xc0 [ 35.130611][ T10] __ipv6_dev_ac_inc+0x25f/0xb10 [ 35.130750][ T10] ? mark_held_locks+0x9e/0xe0 [ 35.130891][ T10] addrconf_join_anycast+0x1c0/0x220 [ 35.131030][ T10] ? ip6_ins_rt+0xbd/0x110 [ 35.131169][ T10] ? __pfx_addrconf_join_anycast+0x10/0x10 [ 35.131342][ T10] __ipv6_ifa_notify+0x6b3/0xaf0 [ 35.131615][ T10] ? __pfx___ipv6_ifa_notify+0x10/0x10 [ 35.131748][ T10] ? __pfx___cancel_work+0x10/0x10 [ 35.131884][ T10] ? find_held_lock+0x2c/0x110 [ 35.132016][ T10] ? addrconf_dad_completed+0x12b/0xe20 [ 35.132177][ T10] addrconf_dad_completed+0x12b/0xe20 [ 35.132315][ T10] ? hlock_class+0x4e/0x130 [ 35.132527][ T10] ? __pfx_addrconf_dad_completed+0x10/0x10 [ 35.132718][ T10] ? mark_held_locks+0x9e/0xe0 [ 35.132933][ T10] ? addrconf_dad_work+0x38c/0xab0 [ 35.133081][ T10] addrconf_dad_work+0x38c/0xab0 [ 35.133208][ T10] ? __pfx_addrconf_dad_work+0x10/0x10 [ 35.133341][ T10] ? process_one_work+0xde2/0x1730 [ 35.133521][ T10] ? lock_acquire+0x32/0xc0 [ 35.133649][ T10] ? process_one_work+0xde2/0x1730 [ 35.133890][ T10] process_one_work+0xe2c/0x1730 [ 35.134026][ T10] ? __pfx___lock_release+0x10/0x10 [ 35.134162][ T10] ? __pfx_process_one_work+0x10/0x10 [ 35.134326][ T10] ? assign_work+0x16c/0x240 [ 35.134469][ T10] worker_thread+0x587/0xd30 [ 35.134605][ T10] ? __pfx_worker_thread+0x10/0x10 [ 35.134833][ T10] kthread+0x28a/0x350 [ 35.134940][ T10] ? __pfx_kthread+0x10/0x10 [ 35.135074][ T10] ret_from_fork+0x31/0x70 [ 35.135219][ T10] ? __pfx_kthread+0x10/0x10 [ 35.135347][ T10] ret_from_fork_asm+0x1a/0x30 [ 35.135577][ T10] [ 38.182642][ T378] br2: port 1(w1) entered blocking state [ 38.182825][ T378] br2: port 1(w1) entered disabled state [ 38.183004][ T378] w1: entered allmulticast mode [ 38.184535][ T378] w1: entered promiscuous mode [ 38.909121][ T385] br2: port 2(vx100) entered blocking state [ 38.909346][ T385] br2: port 2(vx100) entered disabled state [ 38.909558][ T385] vx100: entered allmulticast mode [ 38.911014][ T385] vx100: entered promiscuous mode [ 38.912359][ T385] br2: port 2(vx100) entered blocking state [ 38.912543][ T385] br2: port 2(vx100) entered forwarding state [ 39.754679][ T50] br2: port 1(w1) entered blocking state [ 39.754865][ T50] br2: port 1(w1) entered forwarding state [ 42.438786][ T420] br2: port 1(w1) entered blocking state [ 42.438979][ T420] br2: port 1(w1) entered disabled state [ 42.439165][ T420] w1: entered allmulticast mode [ 42.440686][ T420] w1: entered promiscuous mode [ 43.182966][ T427] br2: port 2(vx100) entered blocking state [ 43.183187][ T427] br2: port 2(vx100) entered disabled state [ 43.183390][ T427] vx100: entered allmulticast mode [ 43.185912][ T427] vx100: entered promiscuous mode [ 43.186331][ T427] br2: port 2(vx100) entered blocking state [ 43.186514][ T427] br2: port 2(vx100) entered forwarding state [ 44.088253][ T7] br2: port 1(w1) entered blocking state [ 44.088446][ T7] br2: port 1(w1) entered forwarding state [ 56.921086][ T10] vx100: left allmulticast mode [ 56.921269][ T10] vx100: left promiscuous mode [ 56.921528][ T10] br2: port 2(vx100) entered disabled state [ 56.923977][ T10] w1: left allmulticast mode [ 56.924157][ T10] w1: left promiscuous mode [ 56.924620][ T10] br2: port 1(w1) entered disabled state [ 57.275250][ T10] vx100: left allmulticast mode [ 57.275405][ T10] vx100: left promiscuous mode [ 57.275655][ T10] br2: port 2(vx100) entered disabled state [ 57.278590][ T10] w1: left allmulticast mode [ 57.278795][ T10] w1: left promiscuous mode [ 57.279036][ T10] br2: port 1(w1) entered disabled state [ 59.294284][ T531] br1: port 3(veth2) entered disabled state [ 59.389945][ T532] veth2: left allmulticast mode [ 59.390119][ T532] veth2: left promiscuous mode [ 59.391079][ T532] br1: port 3(veth2) entered disabled state [ 59.600070][ T534] br1: port 2(veth1) entered disabled state [ 59.708954][ T535] veth1: left allmulticast mode [ 59.709127][ T535] veth1: left promiscuous mode [ 59.709396][ T535] br1: port 2(veth1) entered disabled state [ 59.805995][ T536] vx100: left allmulticast mode [ 59.806193][ T536] vx100: left promiscuous mode [ 59.806454][ T536] br1: port 1(vx100) entered disabled state