[    2.283121] ip (247) used greatest stack depth: 12376 bytes left
[    2.616751] ip (270) used greatest stack depth: 12168 bytes left
[    2.754002] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[    2.775079] br0: port 1(veth1) entered blocking state
[    2.775151] br0: port 1(veth1) entered disabled state
[    2.775211] veth1: entered allmulticast mode
[    2.775316] veth1: entered promiscuous mode
[    2.786697] br0: port 2(veth2) entered blocking state
[    2.786806] br0: port 2(veth2) entered disabled state
[    2.786877] veth2: entered allmulticast mode
[    2.786981] veth2: entered promiscuous mode
[    2.798413] br0: port 3(veth3) entered blocking state
[    2.798477] br0: port 3(veth3) entered disabled state
[    2.798531] veth3: entered allmulticast mode
[    2.798606] veth3: entered promiscuous mode
[    2.892423] veth4: entered promiscuous mode
[    2.903693] br0: port 4(macvlan4) entered blocking state
[    2.903821] br0: port 4(macvlan4) entered disabled state
[    2.903921] macvlan4: entered allmulticast mode
[    2.903985] veth4: entered allmulticast mode
[    2.904118] macvlan4: entered promiscuous mode
[    2.915215] br0: entered promiscuous mode
[    2.942696] Bridge firewalling registered
[    3.150998] br0: port 1(veth1) entered blocking state
[    3.151113] br0: port 1(veth1) entered forwarding state
[    3.161954] br0: port 2(veth2) entered blocking state
[    3.162025] br0: port 2(veth2) entered forwarding state
[    3.172857] br0: port 3(veth3) entered blocking state
[    3.172962] br0: port 3(veth3) entered forwarding state
[    3.183888] br0: port 4(macvlan4) entered blocking state
[    3.183972] br0: port 4(macvlan4) entered forwarding state
[   33.383534] macvlan4: left allmulticast mode
[   33.383636] veth4: left allmulticast mode
[   33.383679] macvlan4: left promiscuous mode
[   33.383746] br0: port 4(macvlan4) entered disabled state
[   33.383927] veth3: left allmulticast mode
[   33.383966] veth3: left promiscuous mode
[   33.384007] br0: port 3(veth3) entered disabled state
[   33.384116] veth2: left allmulticast mode
[   33.384164] veth2: left promiscuous mode
[   33.384206] br0: port 2(veth2) entered disabled state
[   33.384324] veth1: left allmulticast mode
[   33.384361] veth1: left promiscuous mode
[   33.384401] br0: port 1(veth1) entered disabled state
[   33.400946] ------------[ cut here ]------------
[   33.401031] refcount_t: underflow; use-after-free.
[   33.401116] WARNING: CPU: 0 PID: 66 at lib/refcount.c:28 refcount_warn_saturate+0xbc/0x110
[   33.401215] Modules linked in: nft_meta_bridge nft_ct nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables br_netfilter macvlan bridge stp llc veth
[   33.401374] CPU: 0 UID: 0 PID: 66 Comm: kworker/u16:1 Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) 
[   33.401473] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.401547] Workqueue: netns cleanup_net
[   33.401599] RIP: 0010:refcount_warn_saturate+0xbc/0x110
[   33.401661] Code: b5 e8 18 ed b9 ff 90 0f 0b 90 90 c3 80 3d d9 ea ea 00 00 75 89 c6 05 d0 ea ea 00 01 90 48 c7 c7 78 de 91 b5 e8 f5 ec b9 ff 90 <0f> 0b 90 90 c3 80 3d b4 ea ea 00 00 0f 85 62 ff ff ff c6 05 a7 ea
[   33.401843] RSP: 0018:ffffaf738024fd50 EFLAGS: 00010286
[   33.401916] RAX: 0000000000000000 RBX: ffffaf738024fd60 RCX: 00000000ffffdfff
[   33.402000] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001
[   33.402077] RBP: ffffaf738024f868 R08: ffffffffb5d56d28 R09: 00000000ffffdfff
[   33.402155] R10: ffffffffb5c76d40 R11: ffffffffb5d26d40 R12: dead000000000122
[   33.402233] R13: 00000000fffbee19 R14: 0000000000000001 R15: ffff8a78057bd000
[   33.402311] FS:  0000000000000000(0000) GS:ffff8a78887d8000(0000) knlGS:0000000000000000
[   33.402395] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.402462] CR2: 000055d87e105dec CR3: 000000000a75d001 CR4: 0000000000772ef0
[   33.402547] PKRU: 55555554
[   33.402579] Call Trace:
[   33.402612]  <TASK>
[   33.402642]  netdev_run_todo+0x21a/0x550
[   33.402698]  ops_undo_list+0x1e3/0x1f0
[   33.402749]  cleanup_net+0x1b7/0x2b0
[   33.402794]  process_one_work+0x162/0x380
[   33.402842]  worker_thread+0x299/0x3c0
[   33.402888]  ? rescuer_thread+0x4c0/0x4c0
[   33.402933]  kthread+0x101/0x1f0
[   33.402982]  ? kthreads_online_cpu+0x110/0x110
[   33.403043]  ? kthreads_online_cpu+0x110/0x110
[   33.403102]  ret_from_fork+0x11c/0x140
[   33.403156]  ? kthreads_online_cpu+0x110/0x110
[   33.403211]  ret_from_fork_asm+0x11/0x20
[   33.403259]  </TASK>
[   33.403290] ---[ end trace 0000000000000000 ]---
[   33.403439] veth4: left promiscuous mode