[ 14.625621][ T279] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this. [ 14.800580][ T281] br0: port 1(veth1) entered blocking state [ 14.801061][ T281] br0: port 1(veth1) entered disabled state [ 14.801421][ T281] veth1: entered allmulticast mode [ 14.803472][ T281] veth1: entered promiscuous mode [ 14.886337][ T282] br0: port 2(veth2) entered blocking state [ 14.886700][ T282] br0: port 2(veth2) entered disabled state [ 14.886968][ T282] veth2: entered allmulticast mode [ 14.889178][ T282] veth2: entered promiscuous mode [ 14.995087][ T283] br0: port 3(veth3) entered blocking state [ 14.995449][ T283] br0: port 3(veth3) entered disabled state [ 14.995713][ T283] veth3: entered allmulticast mode [ 14.997560][ T283] veth3: entered promiscuous mode [ 15.740392][ T291] veth4: entered promiscuous mode [ 15.834410][ T292] br0: port 4(macvlan4) entered blocking state [ 15.834783][ T292] br0: port 4(macvlan4) entered disabled state [ 15.835054][ T292] macvlan4: entered allmulticast mode [ 15.835240][ T292] veth4: entered allmulticast mode [ 15.837372][ T292] macvlan4: entered promiscuous mode [ 15.931251][ T293] br0: entered promiscuous mode [ 16.163744][ T295] Bridge firewalling registered [ 17.656960][ T39] br0: port 1(veth1) entered blocking state [ 17.657607][ T39] br0: port 1(veth1) entered forwarding state [ 17.765016][ T40] br0: port 2(veth2) entered blocking state [ 17.765362][ T40] br0: port 2(veth2) entered forwarding state [ 17.861469][ T39] br0: port 3(veth3) entered blocking state [ 17.861771][ T39] br0: port 3(veth3) entered forwarding state [ 17.973237][ T40] br0: port 4(macvlan4) entered blocking state [ 17.973629][ T40] br0: port 4(macvlan4) entered forwarding state [ 68.211435][ T11] macvlan4: left allmulticast mode [ 68.211785][ T11] veth4: left allmulticast mode [ 68.211986][ T11] macvlan4: left promiscuous mode [ 68.212358][ T11] br0: port 4(macvlan4) entered disabled state [ 68.215668][ T11] veth3: left allmulticast mode [ 68.215903][ T11] veth3: left promiscuous mode [ 68.216197][ T11] br0: port 3(veth3) entered disabled state [ 68.218343][ T11] veth2: left allmulticast mode [ 68.218568][ T11] veth2: left promiscuous mode [ 68.218861][ T11] br0: port 2(veth2) entered disabled state [ 68.220931][ T11] veth1: left allmulticast mode [ 68.221166][ T11] veth1: left promiscuous mode [ 68.221530][ T11] br0: port 1(veth1) entered disabled state [ 68.239697][ T11] [ 68.239822][ T11] ============================================ [ 68.240019][ T11] WARNING: possible recursive locking detected [ 68.240210][ T11] 6.13.0-rc5-virtme #1 Not tainted [ 68.240373][ T11] -------------------------------------------- [ 68.240562][ T11] kworker/u16:0/11 is trying to acquire lock: [ 68.240755][ T11] ffffffff8f9dfc30 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90 [ 68.241086][ T11] [ 68.241086][ T11] but task is already holding lock: [ 68.241319][ T11] ffffffff8f9dfc30 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90 [ 68.241632][ T11] [ 68.241632][ T11] other info that might help us debug this: [ 68.241874][ T11] Possible unsafe locking scenario: [ 68.241874][ T11] [ 68.242111][ T11] CPU0 [ 68.242233][ T11] ---- [ 68.242355][ T11] lock((netdev_chain).rwsem); [ 68.242512][ T11] lock((netdev_chain).rwsem); [ 68.242673][ T11] [ 68.242673][ T11] *** DEADLOCK *** [ 68.242673][ T11] [ 68.242902][ T11] May be due to missing lock nesting notation [ 68.242902][ T11] [ 68.243128][ T11] 5 locks held by kworker/u16:0/11: [ 68.243291][ T11] #0: ffff8880010ad948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0x7ec/0x16d0 [ 68.243626][ T11] #1: ffffc900000b7da0 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0xe0b/0x16d0 [ 68.243906][ T11] #2: ffffffff8f9d5690 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0xbc/0xa50 [ 68.244187][ T11] #3: ffffffff8f9f1088 (rtnl_mutex){+.+.}-{4:4}, at: cleanup_net+0x45e/0xa50 [ 68.244482][ T11] #4: ffffffff8f9dfc30 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90 [ 68.244804][ T11] [ 68.244804][ T11] stack backtrace: [ 68.244994][ T11] CPU: 3 UID: 0 PID: 11 Comm: kworker/u16:0 Not tainted 6.13.0-rc5-virtme #1 [ 68.245268][ T11] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 68.245463][ T11] Workqueue: netns cleanup_net [ 68.245625][ T11] Call Trace: [ 68.245754][ T11] [ 68.245838][ T11] dump_stack_lvl+0x82/0xd0 [ 68.246001][ T11] print_deadlock_bug+0x40a/0x650 [ 68.246160][ T11] validate_chain+0x5bf/0xae0 [ 68.246321][ T11] ? process_one_work+0xe55/0x16d0 [ 68.246484][ T11] ? __pfx_validate_chain+0x10/0x10 [ 68.246641][ T11] ? hlock_class+0x4e/0x130 [ 68.246802][ T11] ? mark_lock+0x38/0x3e0 [ 68.246928][ T11] __lock_acquire+0xb9a/0x1680 [ 68.247086][ T11] lock_acquire.part.0+0xeb/0x330 [ 68.247243][ T11] ? blocking_notifier_call_chain+0x50/0x90 [ 68.247439][ T11] ? mark_lock+0x38/0x3e0 [ 68.247560][ T11] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 68.247718][ T11] ? trace_lock_acquire+0x14c/0x1f0 [ 68.247878][ T11] ? lock_acquire+0x32/0xc0 [ 68.248037][ T11] ? blocking_notifier_call_chain+0x50/0x90 [ 68.248236][ T11] down_read+0x9f/0x340 [ 68.248363][ T11] ? blocking_notifier_call_chain+0x50/0x90 [ 68.248566][ T11] ? __pfx_down_read+0x10/0x10 [ 68.248726][ T11] ? __pfx_netlink_broadcast_filtered+0x10/0x10 [ 68.248925][ T11] blocking_notifier_call_chain+0x50/0x90 [ 68.249081][ T11] __netdev_upper_dev_unlink+0xd9/0x220 [ 68.249249][ T11] ? __pfx___netdev_upper_dev_unlink+0x10/0x10 [ 68.249445][ T11] ? unregister_netdevice_queue+0x70/0x410 [ 68.249638][ T11] ? __pfx_unregister_netdevice_queue+0x10/0x10 [ 68.249837][ T11] ? __pfx_br_vlan_bridge_event+0x10/0x10 [bridge] [ 68.250082][ T11] netdev_upper_dev_unlink+0x71/0xa0 [ 68.250242][ T11] ? __pfx_netdev_upper_dev_unlink+0x10/0x10 [ 68.250450][ T11] macvlan_device_event+0x51b/0x7e0 [macvlan] [ 68.250648][ T11] ? br_device_event+0x1d0/0x800 [bridge] [ 68.250840][ T11] ? __pfx_macvlan_device_event+0x10/0x10 [macvlan] [ 68.251040][ T11] ? packet_notifier+0x3b0/0x810 [ 68.251200][ T11] notifier_call_chain+0xcd/0x150 [ 68.251364][ T11] blocking_notifier_call_chain+0x66/0x90 [ 68.251529][ T11] unregister_netdevice_many_notify+0xa7b/0x1580 [ 68.251731][ T11] ? mark_held_locks+0x9e/0xe0 [ 68.251904][ T11] ? __pfx_unregister_netdevice_many_notify+0x10/0x10 [ 68.252103][ T11] ? mutex_is_locked+0x1c/0x60 [ 68.252261][ T11] ? rtnl_is_locked+0x15/0x20 [ 68.252426][ T11] ? mutex_is_locked+0x1c/0x60 [ 68.252584][ T11] ? nexthop_net_exit_batch_rtnl+0x83/0x210 [ 68.252787][ T11] cleanup_net+0x4cf/0xa50 [ 68.252945][ T11] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 68.253105][ T11] ? __pfx_cleanup_net+0x10/0x10 [ 68.253262][ T11] ? trace_lock_acquire+0x14c/0x1f0 [ 68.253427][ T11] ? lock_acquire+0x32/0xc0 [ 68.253584][ T11] ? process_one_work+0xe0b/0x16d0 [ 68.253745][ T11] process_one_work+0xe55/0x16d0 [ 68.253906][ T11] ? __pfx___lock_release+0x10/0x10 [ 68.254068][ T11] ? __pfx_process_one_work+0x10/0x10 [ 68.254228][ T11] ? assign_work+0x16c/0x240 [ 68.254393][ T11] worker_thread+0x58c/0xce0 [ 68.254556][ T11] ? __pfx_worker_thread+0x10/0x10 [ 68.254716][ T11] kthread+0x28a/0x350 [ 68.254837][ T11] ? __pfx_kthread+0x10/0x10 [ 68.254995][ T11] ret_from_fork+0x31/0x70 [ 68.255160][ T11] ? __pfx_kthread+0x10/0x10 [ 68.255317][ T11] ret_from_fork_asm+0x1a/0x30 [ 68.255480][ T11] [ 68.298416][ T11] veth4: left promiscuous mode