[ 300.676220][ T2185] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this. [ 300.862934][ T2189] br0: port 1(veth1) entered blocking state [ 300.863684][ T2189] br0: port 1(veth1) entered disabled state [ 300.871627][ T2189] veth1: entered allmulticast mode [ 300.873697][ T2189] veth1: entered promiscuous mode [ 300.987617][ T2190] br0: port 2(veth2) entered blocking state [ 300.988180][ T2190] br0: port 2(veth2) entered disabled state [ 300.988640][ T2190] veth2: entered allmulticast mode [ 300.992545][ T2190] veth2: entered promiscuous mode [ 301.116543][ T2191] br0: port 3(veth3) entered blocking state [ 301.117058][ T2191] br0: port 3(veth3) entered disabled state [ 301.117510][ T2191] veth3: entered allmulticast mode [ 301.120936][ T2191] veth3: entered promiscuous mode [ 301.958864][ T2199] veth4: entered promiscuous mode [ 302.047750][ T2200] br0: port 4(macvlan4) entered blocking state [ 302.048096][ T2200] br0: port 4(macvlan4) entered disabled state [ 302.048374][ T2200] macvlan4: entered allmulticast mode [ 302.048552][ T2200] veth4: entered allmulticast mode [ 302.050451][ T2200] macvlan4: entered promiscuous mode [ 302.162070][ T2201] br0: entered promiscuous mode [ 302.384495][ T2203] Bridge firewalling registered [ 303.189269][ T40] br0: port 1(veth1) entered blocking state [ 303.189816][ T40] br0: port 1(veth1) entered forwarding state [ 303.291339][ T37] br0: port 2(veth2) entered blocking state [ 303.291660][ T37] br0: port 2(veth2) entered forwarding state [ 303.406061][ T40] br0: port 3(veth3) entered blocking state [ 303.406404][ T40] br0: port 3(veth3) entered forwarding state [ 303.501056][ T37] br0: port 4(macvlan4) entered blocking state [ 303.501459][ T37] br0: port 4(macvlan4) entered forwarding state [ 356.842597][ T69] macvlan4: left allmulticast mode [ 356.843036][ T69] veth4: left allmulticast mode [ 356.843284][ T69] macvlan4: left promiscuous mode [ 356.843643][ T69] br0: port 4(macvlan4) entered disabled state [ 356.847619][ T69] veth3: left allmulticast mode [ 356.847832][ T69] veth3: left promiscuous mode [ 356.848194][ T69] br0: port 3(veth3) entered disabled state [ 356.850342][ T69] veth2: left allmulticast mode [ 356.850536][ T69] veth2: left promiscuous mode [ 356.850836][ T69] br0: port 2(veth2) entered disabled state [ 356.852472][ T69] veth1: left allmulticast mode [ 356.852771][ T69] veth1: left promiscuous mode [ 356.853091][ T69] br0: port 1(veth1) entered disabled state [ 356.889755][ T69] [ 356.889934][ T69] ============================================ [ 356.890201][ T69] WARNING: possible recursive locking detected [ 356.890473][ T69] 6.13.0-rc5-virtme #1 Not tainted [ 356.890709][ T69] -------------------------------------------- [ 356.890971][ T69] kworker/u16:1/69 is trying to acquire lock: [ 356.891241][ T69] ffffffffb35dfc30 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90 [ 356.891714][ T69] [ 356.891714][ T69] but task is already holding lock: [ 356.892024][ T69] ffffffffb35dfc30 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90 [ 356.892479][ T69] [ 356.892479][ T69] other info that might help us debug this: [ 356.892806][ T69] Possible unsafe locking scenario: [ 356.892806][ T69] [ 356.893112][ T69] CPU0 [ 356.893283][ T69] ---- [ 356.893443][ T69] lock((netdev_chain).rwsem); [ 356.893662][ T69] lock((netdev_chain).rwsem); [ 356.893880][ T69] [ 356.893880][ T69] *** DEADLOCK *** [ 356.893880][ T69] [ 356.894191][ T69] May be due to missing lock nesting notation [ 356.894191][ T69] [ 356.894512][ T69] 5 locks held by kworker/u16:1/69: [ 356.894724][ T69] #0: ffff8880010ad948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0x7ec/0x16d0 [ 356.895180][ T69] #1: ffffc900004a7da0 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0xe0b/0x16d0 [ 356.895564][ T69] #2: ffffffffb35d5690 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0xbc/0xa50 [ 356.895953][ T69] #3: ffffffffb35f1088 (rtnl_mutex){+.+.}-{4:4}, at: cleanup_net+0x45e/0xa50 [ 356.896344][ T69] #4: ffffffffb35dfc30 ((netdev_chain).rwsem){++++}-{4:4}, at: blocking_notifier_call_chain+0x50/0x90 [ 356.896791][ T69] [ 356.896791][ T69] stack backtrace: [ 356.897056][ T69] CPU: 0 UID: 0 PID: 69 Comm: kworker/u16:1 Not tainted 6.13.0-rc5-virtme #1 [ 356.897436][ T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 356.897712][ T69] Workqueue: netns cleanup_net [ 356.897959][ T69] Call Trace: [ 356.898128][ T69] [ 356.898244][ T69] dump_stack_lvl+0x82/0xd0 [ 356.898480][ T69] print_deadlock_bug+0x40a/0x650 [ 356.898699][ T69] validate_chain+0x5bf/0xae0 [ 356.898909][ T69] ? process_one_work+0xe55/0x16d0 [ 356.899124][ T69] ? __pfx_validate_chain+0x10/0x10 [ 356.899341][ T69] ? hlock_class+0x4e/0x130 [ 356.899569][ T69] ? mark_lock+0x38/0x3e0 [ 356.899739][ T69] __lock_acquire+0xb9a/0x1680 [ 356.899965][ T69] lock_acquire.part.0+0xeb/0x330 [ 356.900180][ T69] ? blocking_notifier_call_chain+0x50/0x90 [ 356.900451][ T69] ? mark_lock+0x38/0x3e0 [ 356.900611][ T69] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 356.900819][ T69] ? trace_lock_acquire+0x14c/0x1f0 [ 356.901029][ T69] ? lock_acquire+0x32/0xc0 [ 356.901244][ T69] ? blocking_notifier_call_chain+0x50/0x90 [ 356.901508][ T69] down_read+0x9f/0x340 [ 356.901669][ T69] ? blocking_notifier_call_chain+0x50/0x90 [ 356.901918][ T69] ? __pfx_down_read+0x10/0x10 [ 356.902121][ T69] ? __pfx_netlink_broadcast_filtered+0x10/0x10 [ 356.902397][ T69] blocking_notifier_call_chain+0x50/0x90 [ 356.902626][ T69] __netdev_upper_dev_unlink+0xd9/0x220 [ 356.902841][ T69] ? __pfx___netdev_upper_dev_unlink+0x10/0x10 [ 356.903101][ T69] ? unregister_netdevice_queue+0x70/0x410 [ 356.903364][ T69] ? __pfx_unregister_netdevice_queue+0x10/0x10 [ 356.903625][ T69] ? __pfx_br_vlan_bridge_event+0x10/0x10 [bridge] [ 356.903950][ T69] netdev_upper_dev_unlink+0x71/0xa0 [ 356.904165][ T69] ? __pfx_netdev_upper_dev_unlink+0x10/0x10 [ 356.904425][ T69] macvlan_device_event+0x51b/0x7e0 [macvlan] [ 356.904689][ T69] ? br_device_event+0x1d0/0x800 [bridge] [ 356.904952][ T69] ? __pfx_macvlan_device_event+0x10/0x10 [macvlan] [ 356.905222][ T69] ? nft_offload_netdev_event+0x158/0x3b0 [nf_tables] [ 356.905550][ T69] notifier_call_chain+0xcd/0x150 [ 356.905781][ T69] blocking_notifier_call_chain+0x66/0x90 [ 356.906012][ T69] unregister_netdevice_many_notify+0xa7b/0x1580 [ 356.906294][ T69] ? mark_held_locks+0x9e/0xe0 [ 356.906521][ T69] ? __pfx_unregister_netdevice_many_notify+0x10/0x10 [ 356.906779][ T69] ? mutex_is_locked+0x1c/0x60 [ 356.906986][ T69] ? rtnl_is_locked+0x15/0x20 [ 356.907202][ T69] ? mutex_is_locked+0x1c/0x60 [ 356.907408][ T69] ? nexthop_net_exit_batch_rtnl+0x83/0x210 [ 356.907678][ T69] cleanup_net+0x4cf/0xa50 [ 356.907898][ T69] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 356.908117][ T69] ? __pfx_cleanup_net+0x10/0x10 [ 356.908337][ T69] ? trace_lock_acquire+0x14c/0x1f0 [ 356.908572][ T69] ? lock_acquire+0x32/0xc0 [ 356.908787][ T69] ? process_one_work+0xe0b/0x16d0 [ 356.909010][ T69] process_one_work+0xe55/0x16d0 [ 356.909232][ T69] ? __pfx___lock_release+0x10/0x10 [ 356.909440][ T69] ? __pfx_process_one_work+0x10/0x10 [ 356.909658][ T69] ? assign_work+0x16c/0x240 [ 356.909877][ T69] worker_thread+0x58c/0xce0 [ 356.910092][ T69] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 356.910370][ T69] ? __pfx_worker_thread+0x10/0x10 [ 356.910598][ T69] ? __pfx_worker_thread+0x10/0x10 [ 356.910976][ T69] kthread+0x28a/0x350 [ 356.911144][ T69] ? __pfx_kthread+0x10/0x10 [ 356.911363][ T69] ret_from_fork+0x31/0x70 [ 356.911581][ T69] ? __pfx_kthread+0x10/0x10 [ 356.911802][ T69] ret_from_fork_asm+0x1a/0x30 [ 356.912028][ T69] [ 356.944196][ T69] veth4: left promiscuous mode