[ 25.868993][ T261] ip (261) used greatest stack depth: 23440 bytes left [ 28.925845][ T289] 8021q: 802.1Q VLAN Support v1.8 [ 33.771616][ T333] br1: port 1(vx100) entered blocking state [ 33.772205][ T333] br1: port 1(vx100) entered disabled state [ 33.772625][ T333] vx100: entered allmulticast mode [ 33.777219][ T333] vx100: entered promiscuous mode [ 33.778072][ T333] br1: port 1(vx100) entered blocking state [ 33.778454][ T333] br1: port 1(vx100) entered forwarding state [ 34.038018][ T335] br1: port 2(veth1) entered blocking state [ 34.038343][ T335] br1: port 2(veth1) entered disabled state [ 34.038624][ T335] veth1: entered allmulticast mode [ 34.040589][ T335] veth1: entered promiscuous mode [ 34.164540][ T7] br1: port 2(veth1) entered blocking state [ 34.164964][ T7] br1: port 2(veth1) entered forwarding state [ 34.398734][ T338] br1: port 3(veth2) entered blocking state [ 34.399015][ T338] br1: port 3(veth2) entered disabled state [ 34.399643][ T338] veth2: entered allmulticast mode [ 34.401663][ T338] veth2: entered promiscuous mode [ 34.531181][ T51] br1: port 3(veth2) entered blocking state [ 34.531495][ T51] br1: port 3(veth2) entered forwarding state [ 35.209189][ T75] [ 35.209302][ T75] ===================================================== [ 35.209491][ T75] WARNING: SOFTIRQ-READ-safe -> SOFTIRQ-READ-unsafe lock order detected [ 35.209727][ T75] 6.9.0-rc1-virtme #1 Not tainted [ 35.209888][ T75] ----------------------------------------------------- [ 35.210100][ T75] kworker/u16:1/75 [HC0[0]:SC0[2]:HE1:SE0] is trying to acquire: [ 35.210335][ T75] ffff88800530ac28 (&p->alloc_lock){+.+.}-{2:2}, at: __get_task_comm+0x27/0x70 [ 35.210621][ T75] [ 35.210621][ T75] and this task is already holding: [ 35.210869][ T75] ffff88800417ed80 (&ndev->lock){++.-}-{2:2}, at: __ipv6_dev_ac_inc+0x42/0xb10 [ 35.211155][ T75] which would create a new lock dependency: [ 35.211366][ T75] (&ndev->lock){++.-}-{2:2} -> (&p->alloc_lock){+.+.}-{2:2} [ 35.211602][ T75] [ 35.211602][ T75] but this new dependency connects a SOFTIRQ-READ-irq-safe lock: [ 35.211871][ T75] (&ndev->lock){++.-}-{2:2} [ 35.211875][ T75] [ 35.211875][ T75] ... which became SOFTIRQ-READ-irq-safe at: [ 35.212276][ T75] __lock_acquire+0x797/0x1570 [ 35.212443][ T75] lock_acquire.part.0+0xeb/0x330 [ 35.212609][ T75] _raw_read_lock_bh+0x44/0x80 [ 35.212779][ T75] ipv6_get_lladdr+0xa9/0x3e0 [ 35.212941][ T75] ndisc_send_ns+0xe7/0x100 [ 35.213102][ T75] ndisc_solicit+0x2ae/0x4d0 [ 35.213263][ T75] neigh_probe+0xaa/0xf0 [ 35.213389][ T75] __neigh_event_send+0x7af/0xfe0 [ 35.213555][ T75] neigh_resolve_output+0x470/0x7c0 [ 35.213723][ T75] ip6_finish_output2+0x4ab/0xf80 [ 35.213884][ T75] ip6_finish_output+0x4ed/0xd30 [ 35.214053][ T75] ip6_output+0x1f3/0x770 [ 35.214214][ T75] udp_tunnel6_xmit_skb+0x6c8/0xc60 [ip6_udp_tunnel] [ 35.214403][ T75] vxlan_xmit_one+0x1e93/0x4570 [vxlan] [ 35.214604][ T75] vxlan_xmit+0x9b6/0xf40 [vxlan] [ 35.214771][ T75] dev_hard_start_xmit+0x10e/0x360 [ 35.214944][ T75] __dev_queue_xmit+0xe69/0x16d0 [ 35.215098][ T75] br_dev_queue_push_xmit+0x114/0x240 [bridge] [ 35.215363][ T75] deliver_clone+0x52/0x90 [bridge] [ 35.215559][ T75] br_handle_frame_finish+0xbdd/0x1ce0 [bridge] [ 35.215787][ T75] br_handle_frame+0x612/0xe60 [bridge] [ 35.215984][ T75] __netif_receive_skb_core.constprop.0+0x759/0x2d20 [ 35.216179][ T75] __netif_receive_skb_one_core+0xaf/0x1b0 [ 35.216375][ T75] process_backlog+0x103/0x670 [ 35.216537][ T75] __napi_poll.constprop.0+0xa2/0x460 [ 35.216692][ T75] net_rx_action+0x49f/0xc00 [ 35.216844][ T75] __do_softirq+0x1f8/0x5df [ 35.217001][ T75] do_softirq+0x4d/0xa0 [ 35.217124][ T75] __local_bh_enable_ip+0xf6/0x120 [ 35.217293][ T75] __dev_queue_xmit+0x6ac/0x16d0 [ 35.217444][ T75] ip6_finish_output2+0x4ab/0xf80 [ 35.217595][ T75] ip6_finish_output+0x4ed/0xd30 [ 35.217753][ T75] ip6_output+0x1f3/0x770 [ 35.217913][ T75] NF_HOOK.constprop.0+0xe2/0x680 [ 35.218084][ T75] ndisc_send_skb+0x8e0/0x1230 [ 35.218236][ T75] ndisc_send_ns+0x9e/0x100 [ 35.218408][ T75] addrconf_dad_work+0x7dd/0xab0 [ 35.218563][ T75] process_one_work+0xe2c/0x1730 [ 35.218718][ T75] worker_thread+0x587/0xd30 [ 35.218871][ T75] kthread+0x28a/0x350 [ 35.218993][ T75] ret_from_fork+0x31/0x70 [ 35.219160][ T75] ret_from_fork_asm+0x1a/0x30 [ 35.219316][ T75] [ 35.219316][ T75] to a SOFTIRQ-READ-irq-unsafe lock: [ 35.219556][ T75] (&p->alloc_lock){+.+.}-{2:2} [ 35.219561][ T75] [ 35.219561][ T75] ... which became SOFTIRQ-READ-irq-unsafe at: [ 35.219964][ T75] ... [ 35.219965][ T75] __lock_acquire+0x797/0x1570 [ 35.220224][ T75] lock_acquire.part.0+0xeb/0x330 [ 35.220396][ T75] _raw_spin_lock+0x30/0x40 [ 35.220560][ T75] set_mems_allowed+0x1d/0x210 [ 35.220719][ T75] kernel_init_freeable+0x72/0x310 [ 35.220887][ T75] kernel_init+0x20/0x200 [ 35.221048][ T75] ret_from_fork+0x31/0x70 [ 35.221217][ T75] ret_from_fork_asm+0x1a/0x30 [ 35.221391][ T75] [ 35.221391][ T75] other info that might help us debug this: [ 35.221391][ T75] [ 35.221712][ T75] Possible interrupt unsafe locking scenario: [ 35.221712][ T75] [ 35.221957][ T75] CPU0 CPU1 [ 35.222118][ T75] ---- ---- [ 35.222270][ T75] lock(&p->alloc_lock); [ 35.222390][ T75] local_irq_disable(); [ 35.222577][ T75] lock(&ndev->lock); [ 35.222777][ T75] lock(&p->alloc_lock); [ 35.222968][ T75] [ 35.223090][ T75] lock(&ndev->lock); [ 35.223208][ T75] [ 35.223208][ T75] *** DEADLOCK *** [ 35.223208][ T75] [ 35.223439][ T75] 4 locks held by kworker/u16:1/75: [ 35.223600][ T75] #0: ffff888005479148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xda6/0x1730 [ 35.223928][ T75] #1: ffffc9000050fda0 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work+0xde2/0x1730 [ 35.224286][ T75] #2: ffffffff963969c8 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_dad_work+0xaf/0xab0 [ 35.224669][ T75] #3: ffff88800417ed80 (&ndev->lock){++.-}-{2:2}, at: __ipv6_dev_ac_inc+0x42/0xb10 [ 35.224940][ T75] [ 35.224940][ T75] the dependencies between SOFTIRQ-READ-irq-safe lock and the holding lock: [ 35.225258][ T75] -> (&ndev->lock){++.-}-{2:2} { [ 35.225428][ T75] HARDIRQ-ON-W at: [ 35.225550][ T75] __lock_acquire+0x797/0x1570 [ 35.225837][ T75] lock_acquire.part.0+0xeb/0x330 [ 35.226046][ T75] _raw_write_lock_bh+0x38/0x50 [ 35.226333][ T75] addrconf_permanent_addr+0x6e/0x670 [ 35.226540][ T75] addrconf_notify+0x749/0xd60 [ 35.226742][ T75] notifier_call_chain+0xcd/0x150 [ 35.226943][ T75] __dev_notify_flags+0xe6/0x250 [ 35.227318][ T75] dev_change_flags+0xec/0x160 [ 35.227513][ T75] do_setlink+0x7d6/0x21e0 [ 35.227719][ T75] __rtnl_newlink+0xaa7/0xd80 [ 35.228033][ T75] rtnl_newlink+0x63/0xa0 [ 35.228221][ T75] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 35.228435][ T75] netlink_rcv_skb+0x130/0x360 [ 35.228719][ T75] netlink_unicast+0x449/0x710 [ 35.228920][ T75] netlink_sendmsg+0x723/0xbe0 [ 35.229128][ T75] ____sys_sendmsg+0x7b2/0xa10 [ 35.229427][ T75] ___sys_sendmsg+0xee/0x170 [ 35.229627][ T75] __sys_sendmsg+0xcd/0x170 [ 35.229838][ T75] do_syscall_64+0xc6/0x1e0 [ 35.230044][ T75] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 35.230388][ T75] HARDIRQ-ON-R at: [ 35.230516][ T75] __lock_acquire+0x797/0x1570 [ 35.230709][ T75] lock_acquire.part.0+0xeb/0x330 [ 35.230929][ T75] _raw_read_lock_bh+0x44/0x80 [ 35.231243][ T75] inet6_fill_ifla6_attrs+0x516/0x740 [ 35.231439][ T75] inet6_fill_link_af+0x5e/0xe0 [ 35.231635][ T75] rtnl_fill_ifinfo+0x1612/0x29e0 [ 35.231952][ T75] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 35.232288][ T75] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 35.232534][ T75] rtmsg_ifinfo+0x5b/0xa0 [ 35.232819][ T75] register_netdevice+0x1177/0x1690 [ 35.233029][ T75] register_netdev+0x20/0x40 [ 35.233327][ T75] sit_init_net+0x250/0x4f0 [ 35.233632][ T75] ops_init+0x9b/0x560 [ 35.233812][ T75] register_pernet_operations+0x2db/0x710 [ 35.234159][ T75] register_pernet_device+0x2a/0x60 [ 35.234460][ T75] sit_init+0x23/0xe0 [ 35.234649][ T75] do_one_initcall+0x8d/0x1e0 [ 35.234947][ T75] do_initcalls+0x1b2/0x3e0 [ 35.235254][ T75] kernel_init_freeable+0x232/0x310 [ 35.235652][ T75] kernel_init+0x20/0x200 [ 35.235858][ T75] ret_from_fork+0x31/0x70 [ 35.236158][ T75] ret_from_fork_asm+0x1a/0x30 [ 35.236445][ T75] IN-SOFTIRQ-R at: [ 35.236568][ T75] __lock_acquire+0x797/0x1570 [ 35.236883][ T75] lock_acquire.part.0+0xeb/0x330 [ 35.237205][ T75] _raw_read_lock_bh+0x44/0x80 [ 35.237490][ T75] ipv6_get_lladdr+0xa9/0x3e0 [ 35.237772][ T75] ndisc_send_ns+0xe7/0x100 [ 35.237969][ T75] ndisc_solicit+0x2ae/0x4d0 [ 35.238163][ T75] neigh_probe+0xaa/0xf0 [ 35.238459][ T75] __neigh_event_send+0x7af/0xfe0 [ 35.238644][ T75] neigh_resolve_output+0x470/0x7c0 [ 35.238858][ T75] ip6_finish_output2+0x4ab/0xf80 [ 35.239069][ T75] ip6_finish_output+0x4ed/0xd30 [ 35.239262][ T75] ip6_output+0x1f3/0x770 [ 35.239473][ T75] udp_tunnel6_xmit_skb+0x6c8/0xc60 [ip6_udp_tunnel] [ 35.239800][ T75] vxlan_xmit_one+0x1e93/0x4570 [vxlan] [ 35.240138][ T75] vxlan_xmit+0x9b6/0xf40 [vxlan] [ 35.240389][ T75] dev_hard_start_xmit+0x10e/0x360 [ 35.240704][ T75] __dev_queue_xmit+0xe69/0x16d0 [ 35.240910][ T75] br_dev_queue_push_xmit+0x114/0x240 [bridge] [ 35.241164][ T75] deliver_clone+0x52/0x90 [bridge] [ 35.241372][ T75] br_handle_frame_finish+0xbdd/0x1ce0 [bridge] [ 35.241629][ T75] br_handle_frame+0x612/0xe60 [bridge] [ 35.241883][ T75] __netif_receive_skb_core.constprop.0+0x759/0x2d20 [ 35.242202][ T75] __netif_receive_skb_one_core+0xaf/0x1b0 [ 35.242420][ T75] process_backlog+0x103/0x670 [ 35.242603][ T75] __napi_poll.constprop.0+0xa2/0x460 [ 35.242788][ T75] net_rx_action+0x49f/0xc00 [ 35.243084][ T75] __do_softirq+0x1f8/0x5df [ 35.243268][ T75] do_softirq+0x4d/0xa0 [ 35.243450][ T75] __local_bh_enable_ip+0xf6/0x120 [ 35.243734][ T75] __dev_queue_xmit+0x6ac/0x16d0 [ 35.243943][ T75] ip6_finish_output2+0x4ab/0xf80 [ 35.244120][ T75] ip6_finish_output+0x4ed/0xd30 [ 35.244397][ T75] ip6_output+0x1f3/0x770 [ 35.244578][ T75] NF_HOOK.constprop.0+0xe2/0x680 [ 35.244772][ T75] ndisc_send_skb+0x8e0/0x1230 [ 35.244971][ T75] ndisc_send_ns+0x9e/0x100 [ 35.245149][ T75] addrconf_dad_work+0x7dd/0xab0 [ 35.245361][ T75] process_one_work+0xe2c/0x1730 [ 35.245545][ T75] worker_thread+0x587/0xd30 [ 35.245832][ T75] kthread+0x28a/0x350 [ 35.246014][ T75] ret_from_fork+0x31/0x70 [ 35.246202][ T75] ret_from_fork_asm+0x1a/0x30 [ 35.246390][ T75] INITIAL USE at: [ 35.246600][ T75] __lock_acquire+0x797/0x1570 [ 35.246777][ T75] lock_acquire.part.0+0xeb/0x330 [ 35.246961][ T75] _raw_write_lock_bh+0x38/0x50 [ 35.247235][ T75] addrconf_permanent_addr+0x6e/0x670 [ 35.247415][ T75] addrconf_notify+0x749/0xd60 [ 35.247692][ T75] notifier_call_chain+0xcd/0x150 [ 35.247886][ T75] __dev_notify_flags+0xe6/0x250 [ 35.248061][ T75] dev_change_flags+0xec/0x160 [ 35.248319][ T75] do_setlink+0x7d6/0x21e0 [ 35.248493][ T75] __rtnl_newlink+0xaa7/0xd80 [ 35.248678][ T75] rtnl_newlink+0x63/0xa0 [ 35.248879][ T75] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 35.249146][ T75] netlink_rcv_skb+0x130/0x360 [ 35.249354][ T75] netlink_unicast+0x449/0x710 [ 35.249548][ T75] netlink_sendmsg+0x723/0xbe0 [ 35.249729][ T75] ____sys_sendmsg+0x7b2/0xa10 [ 35.249997][ T75] ___sys_sendmsg+0xee/0x170 [ 35.250215][ T75] __sys_sendmsg+0xcd/0x170 [ 35.250491][ T75] do_syscall_64+0xc6/0x1e0 [ 35.250677][ T75] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 35.250920][ T75] INITIAL READ USE at: [ 35.251051][ T75] __lock_acquire+0x797/0x1570 [ 35.251237][ T75] lock_acquire.part.0+0xeb/0x330 [ 35.251417][ T75] _raw_read_lock_bh+0x44/0x80 [ 35.251703][ T75] inet6_fill_ifla6_attrs+0x516/0x740 [ 35.252057][ T75] inet6_fill_link_af+0x5e/0xe0 [ 35.252253][ T75] rtnl_fill_ifinfo+0x1612/0x29e0 [ 35.252459][ T75] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 35.252665][ T75] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 35.253039][ T75] rtmsg_ifinfo+0x5b/0xa0 [ 35.253227][ T75] register_netdevice+0x1177/0x1690 [ 35.253438][ T75] register_netdev+0x20/0x40 [ 35.253692][ T75] sit_init_net+0x250/0x4f0 [ 35.253894][ T75] ops_init+0x9b/0x560 [ 35.254174][ T75] register_pernet_operations+0x2db/0x710 [ 35.254410][ T75] register_pernet_device+0x2a/0x60 [ 35.254733][ T75] sit_init+0x23/0xe0 [ 35.254930][ T75] do_one_initcall+0x8d/0x1e0 [ 35.255192][ T75] do_initcalls+0x1b2/0x3e0 [ 35.255363][ T75] kernel_init_freeable+0x232/0x310 [ 35.255568][ T75] kernel_init+0x20/0x200 [ 35.255742][ T75] ret_from_fork+0x31/0x70 [ 35.256040][ T75] ret_from_fork_asm+0x1a/0x30 [ 35.256224][ T75] } [ 35.256300][ T75] ... key at: [] __key.37+0x0/0x40 [ 35.256607][ T75] [ 35.256607][ T75] the dependencies between the lock to be acquired [ 35.256609][ T75] and SOFTIRQ-READ-irq-unsafe lock: [ 35.257177][ T75] -> (&p->alloc_lock){+.+.}-{2:2} { [ 35.257336][ T75] HARDIRQ-ON-W at: [ 35.257543][ T75] __lock_acquire+0x797/0x1570 [ 35.257719][ T75] lock_acquire.part.0+0xeb/0x330 [ 35.257986][ T75] _raw_spin_lock+0x30/0x40 [ 35.258172][ T75] set_mems_allowed+0x1d/0x210 [ 35.258349][ T75] kernel_init_freeable+0x72/0x310 [ 35.258614][ T75] kernel_init+0x20/0x200 [ 35.258790][ T75] ret_from_fork+0x31/0x70 [ 35.258991][ T75] ret_from_fork_asm+0x1a/0x30 [ 35.259274][ T75] SOFTIRQ-ON-W at: [ 35.259391][ T75] __lock_acquire+0x797/0x1570 [ 35.259580][ T75] lock_acquire.part.0+0xeb/0x330 [ 35.259752][ T75] _raw_spin_lock+0x30/0x40 [ 35.260027][ T75] set_mems_allowed+0x1d/0x210 [ 35.260250][ T75] kernel_init_freeable+0x72/0x310 [ 35.260432][ T75] kernel_init+0x20/0x200 [ 35.260697][ T75] ret_from_fork+0x31/0x70 [ 35.260906][ T75] ret_from_fork_asm+0x1a/0x30 [ 35.261188][ T75] INITIAL USE at: [ 35.261298][ T75] __lock_acquire+0x797/0x1570 [ 35.261485][ T75] lock_acquire.part.0+0xeb/0x330 [ 35.261666][ T75] _raw_spin_lock+0x30/0x40 [ 35.261860][ T75] set_mems_allowed+0x1d/0x210 [ 35.262118][ T75] kernel_init_freeable+0x72/0x310 [ 35.262400][ T75] kernel_init+0x20/0x200 [ 35.262614][ T75] ret_from_fork+0x31/0x70 [ 35.262814][ T75] ret_from_fork_asm+0x1a/0x30 [ 35.263004][ T75] } [ 35.263163][ T75] ... key at: [] __key.387+0x0/0x40 [ 35.263378][ T75] ... acquired at: [ 35.263481][ T75] check_prev_add+0x194/0xce0 [ 35.263620][ T75] validate_chain+0x71d/0x9b0 [ 35.263751][ T75] __lock_acquire+0xaf0/0x1570 [ 35.263916][ T75] lock_acquire.part.0+0xeb/0x330 [ 35.264193][ T75] _raw_spin_lock+0x30/0x40 [ 35.264336][ T75] __get_task_comm+0x27/0x70 [ 35.264488][ T75] ref_tracker_alloc+0x2ee/0x490 [ 35.264716][ T75] netdev_get_by_index+0x5e/0x80 [ 35.264876][ T75] fib6_nh_init+0x3d8/0x15b0 [ 35.265015][ T75] ip6_route_info_create+0xf18/0x17d0 [ 35.265225][ T75] addrconf_f6i_alloc+0x265/0x560 [ 35.265362][ T75] __ipv6_dev_ac_inc+0x25f/0xb10 [ 35.265511][ T75] addrconf_join_anycast+0x1c0/0x220 [ 35.265732][ T75] __ipv6_ifa_notify+0x6b3/0xaf0 [ 35.265896][ T75] addrconf_dad_completed+0x12b/0xe20 [ 35.266054][ T75] addrconf_dad_work+0x38c/0xab0 [ 35.266206][ T75] process_one_work+0xe2c/0x1730 [ 35.266352][ T75] worker_thread+0x587/0xd30 [ 35.266500][ T75] kthread+0x28a/0x350 [ 35.266732][ T75] ret_from_fork+0x31/0x70 [ 35.266926][ T75] ret_from_fork_asm+0x1a/0x30 [ 35.267134][ T75] [ 35.267243][ T75] [ 35.267243][ T75] stack backtrace: [ 35.267657][ T75] CPU: 1 PID: 75 Comm: kworker/u16:1 Not tainted 6.9.0-rc1-virtme #1 [ 35.267993][ T75] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 35.268474][ T75] Workqueue: ipv6_addrconf addrconf_dad_work [ 35.269026][ T75] Call Trace: [ 35.269137][ T75] [ 35.269212][ T75] dump_stack_lvl+0x82/0xd0 [ 35.269363][ T75] print_bad_irq_dependency+0x957/0xd40 [ 35.269503][ T75] ? __pfx_validate_chain+0x10/0x10 [ 35.269729][ T75] ? __pfx_print_bad_irq_dependency+0x10/0x10 [ 35.269917][ T75] ? __pfx_usage_skip+0x10/0x10 [ 35.270070][ T75] ? __bfs+0x246/0x650 [ 35.270181][ T75] ? __pfx_usage_match+0x10/0x10 [ 35.270416][ T75] check_irq_usage+0x596/0x850 [ 35.270561][ T75] ? __pfx_check_irq_usage+0x10/0x10 [ 35.270708][ T75] ? __bfs+0x246/0x650 [ 35.270820][ T75] ? __pfx_hlock_conflict+0x10/0x10 [ 35.270974][ T75] ? check_path.constprop.0+0x24/0x50 [ 35.271123][ T75] ? check_noncircular+0x14c/0x3e0 [ 35.271280][ T75] ? __pfx_check_noncircular+0x10/0x10 [ 35.271519][ T75] ? check_prev_add+0x194/0xce0 [ 35.271655][ T75] check_prev_add+0x194/0xce0 [ 35.271796][ T75] ? validate_chain+0x130/0x9b0 [ 35.271948][ T75] validate_chain+0x71d/0x9b0 [ 35.272087][ T75] ? mark_lock+0x38/0x3e0 [ 35.272189][ T75] ? __pfx_validate_chain+0x10/0x10 [ 35.272416][ T75] ? hlock_class+0x4e/0x130 [ 35.272558][ T75] ? mark_lock+0x38/0x3e0 [ 35.272663][ T75] __lock_acquire+0xaf0/0x1570 [ 35.272847][ T75] lock_acquire.part.0+0xeb/0x330 [ 35.272998][ T75] ? __get_task_comm+0x27/0x70 [ 35.273143][ T75] ? mark_lock+0x38/0x3e0 [ 35.273245][ T75] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 35.273385][ T75] ? trace_lock_acquire+0x135/0x1c0 [ 35.273543][ T75] ? __get_task_comm+0x27/0x70 [ 35.273778][ T75] ? lock_acquire+0x32/0xc0 [ 35.273932][ T75] ? __get_task_comm+0x27/0x70 [ 35.274068][ T75] _raw_spin_lock+0x30/0x40 [ 35.274204][ T75] ? __get_task_comm+0x27/0x70 [ 35.274349][ T75] __get_task_comm+0x27/0x70 [ 35.274592][ T75] ref_tracker_alloc+0x2ee/0x490 [ 35.274869][ T75] ? __pfx_ref_tracker_alloc+0x10/0x10 [ 35.275008][ T75] ? dev_get_by_index+0x177/0x270 [ 35.275164][ T75] ? netdev_get_by_index+0x5e/0x80 [ 35.275392][ T75] ? fib6_nh_init+0x3d8/0x15b0 [ 35.275534][ T75] ? ip6_route_info_create+0xf18/0x17d0 [ 35.275670][ T75] ? addrconf_f6i_alloc+0x265/0x560 [ 35.275810][ T75] ? __ipv6_dev_ac_inc+0x25f/0xb10 [ 35.275956][ T75] ? addrconf_join_anycast+0x1c0/0x220 [ 35.276188][ T75] ? __ipv6_ifa_notify+0x6b3/0xaf0 [ 35.276330][ T75] ? addrconf_dad_completed+0x12b/0xe20 [ 35.276482][ T75] ? addrconf_dad_work+0x38c/0xab0 [ 35.276629][ T75] ? process_one_work+0xe2c/0x1730 [ 35.276873][ T75] ? worker_thread+0x587/0xd30 [ 35.277039][ T75] ? kthread+0x28a/0x350 [ 35.277149][ T75] ? ret_from_fork+0x31/0x70 [ 35.277311][ T75] ? ret_from_fork_asm+0x1a/0x30 [ 35.277476][ T75] ? dev_get_by_index+0x177/0x270 [ 35.277683][ T75] netdev_get_by_index+0x5e/0x80 [ 35.278010][ T75] fib6_nh_init+0x3d8/0x15b0 [ 35.278394][ T75] ? lockdep_hardirqs_on_prepare.part.0+0x14f/0x370 [ 35.278681][ T75] ? __pfx_fib6_nh_init+0x10/0x10 [ 35.278900][ T75] ? kasan_save_track+0x14/0x30 [ 35.279115][ T75] ? __kasan_kmalloc+0x7f/0x90 [ 35.279473][ T75] ? __kmalloc+0x1d7/0x3c0 [ 35.279708][ T75] ? fib6_get_table+0x116/0x290 [ 35.279920][ T75] ip6_route_info_create+0xf18/0x17d0 [ 35.280240][ T75] ? __lock_release+0x103/0x460 [ 35.280383][ T75] ? __pfx_ip6_route_info_create+0x10/0x10 [ 35.280569][ T75] ? addrconf_f6i_alloc+0x12d/0x560 [ 35.280720][ T75] addrconf_f6i_alloc+0x265/0x560 [ 35.280891][ T75] ? __pfx_addrconf_f6i_alloc+0x10/0x10 [ 35.281140][ T75] ? do_raw_write_lock+0x122/0x3b0 [ 35.281364][ T75] ? __pfx_do_raw_write_lock+0x10/0x10 [ 35.281588][ T75] ? lock_acquire+0x32/0xc0 [ 35.281768][ T75] __ipv6_dev_ac_inc+0x25f/0xb10 [ 35.281930][ T75] ? mark_held_locks+0x9e/0xe0 [ 35.282076][ T75] addrconf_join_anycast+0x1c0/0x220 [ 35.282213][ T75] ? ip6_ins_rt+0xbd/0x110 [ 35.282355][ T75] ? __pfx_addrconf_join_anycast+0x10/0x10 [ 35.282538][ T75] __ipv6_ifa_notify+0x6b3/0xaf0 [ 35.282681][ T75] ? __pfx___ipv6_ifa_notify+0x10/0x10 [ 35.282814][ T75] ? __pfx___cancel_work+0x10/0x10 [ 35.282958][ T75] ? find_held_lock+0x2c/0x110 [ 35.283103][ T75] ? addrconf_dad_completed+0x12b/0xe20 [ 35.283239][ T75] addrconf_dad_completed+0x12b/0xe20 [ 35.283381][ T75] ? hlock_class+0x4e/0x130 [ 35.283519][ T75] ? __pfx_addrconf_dad_completed+0x10/0x10 [ 35.283694][ T75] ? mark_held_locks+0x9e/0xe0 [ 35.283839][ T75] ? addrconf_dad_work+0x38c/0xab0 [ 35.283987][ T75] addrconf_dad_work+0x38c/0xab0 [ 35.284122][ T75] ? __pfx_addrconf_dad_work+0x10/0x10 [ 35.284301][ T75] ? process_one_work+0xde2/0x1730 [ 35.284496][ T75] ? lock_acquire+0x32/0xc0 [ 35.284721][ T75] ? process_one_work+0xde2/0x1730 [ 35.284934][ T75] process_one_work+0xe2c/0x1730 [ 35.285154][ T75] ? __pfx___lock_release+0x10/0x10 [ 35.285318][ T75] ? __pfx_process_one_work+0x10/0x10 [ 35.285546][ T75] ? assign_work+0x16c/0x240 [ 35.285745][ T75] worker_thread+0x587/0xd30 [ 35.285927][ T75] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 35.286205][ T75] ? __pfx_worker_thread+0x10/0x10 [ 35.286392][ T75] ? __pfx_worker_thread+0x10/0x10 [ 35.286610][ T75] kthread+0x28a/0x350 [ 35.286747][ T75] ? __pfx_kthread+0x10/0x10 [ 35.286963][ T75] ret_from_fork+0x31/0x70 [ 35.287177][ T75] ? __pfx_kthread+0x10/0x10 [ 35.287386][ T75] ret_from_fork_asm+0x1a/0x30 [ 35.287612][ T75] [ 38.343522][ T380] br2: port 1(w1) entered blocking state [ 38.343700][ T380] br2: port 1(w1) entered disabled state [ 38.343885][ T380] w1: entered allmulticast mode [ 38.346935][ T380] w1: entered promiscuous mode [ 39.091981][ T387] br2: port 2(vx100) entered blocking state [ 39.092215][ T387] br2: port 2(vx100) entered disabled state [ 39.093291][ T387] vx100: entered allmulticast mode [ 39.094801][ T387] vx100: entered promiscuous mode [ 39.095214][ T387] br2: port 2(vx100) entered blocking state [ 39.095412][ T387] br2: port 2(vx100) entered forwarding state [ 39.976642][ T219] br2: port 1(w1) entered blocking state [ 39.976922][ T219] br2: port 1(w1) entered forwarding state [ 42.716034][ T422] br2: port 1(w1) entered blocking state [ 42.716213][ T422] br2: port 1(w1) entered disabled state [ 42.716404][ T422] w1: entered allmulticast mode [ 42.717881][ T422] w1: entered promiscuous mode [ 43.459255][ T429] br2: port 2(vx100) entered blocking state [ 43.459484][ T429] br2: port 2(vx100) entered disabled state [ 43.459718][ T429] vx100: entered allmulticast mode [ 43.461243][ T429] vx100: entered promiscuous mode [ 43.462410][ T429] br2: port 2(vx100) entered blocking state [ 43.462597][ T429] br2: port 2(vx100) entered forwarding state [ 44.385597][ T49] br2: port 1(w1) entered blocking state [ 44.385786][ T49] br2: port 1(w1) entered forwarding state [ 56.972517][ T75] vx100: left allmulticast mode [ 56.972699][ T75] vx100: left promiscuous mode [ 56.972965][ T75] br2: port 2(vx100) entered disabled state [ 56.975667][ T75] w1: left allmulticast mode [ 56.975898][ T75] w1: left promiscuous mode [ 56.976294][ T75] br2: port 1(w1) entered disabled state [ 57.296086][ T75] vx100: left allmulticast mode [ 57.296256][ T75] vx100: left promiscuous mode [ 57.296542][ T75] br2: port 2(vx100) entered disabled state [ 57.297635][ T75] w1: left allmulticast mode [ 57.297772][ T75] w1: left promiscuous mode [ 57.298006][ T75] br2: port 1(w1) entered disabled state [ 59.405582][ T533] br1: port 3(veth2) entered disabled state [ 59.500782][ T534] veth2: left allmulticast mode [ 59.500989][ T534] veth2: left promiscuous mode [ 59.501255][ T534] br1: port 3(veth2) entered disabled state [ 59.696319][ T536] br1: port 2(veth1) entered disabled state [ 59.789410][ T537] veth1: left allmulticast mode [ 59.789588][ T537] veth1: left promiscuous mode [ 59.789839][ T537] br1: port 2(veth1) entered disabled state [ 59.888236][ T538] vx100: left allmulticast mode [ 59.888462][ T538] vx100: left promiscuous mode [ 59.888733][ T538] br1: port 1(vx100) entered disabled state