[    2.205948] ip (248) used greatest stack depth: 12328 bytes left
[    2.689069] br1: port 1(veth1) entered blocking state
[    2.689144] br1: port 1(veth1) entered disabled state
[    2.689210] veth1: entered allmulticast mode
[    2.689298] veth1: entered promiscuous mode
[    2.702376] br1: port 1(veth1) entered blocking state
[    2.702437] br1: port 1(veth1) entered forwarding state
[    2.714205] br1: port 2(veth2) entered blocking state
[    2.714268] br1: port 2(veth2) entered disabled state
[    2.714327] veth2: entered allmulticast mode
[    2.714418] veth2: entered promiscuous mode
[    2.728437] br1: port 2(veth2) entered blocking state
[    2.728514] br1: port 2(veth2) entered forwarding state
[    9.904784] GACT probability NOT on
[   12.671993] br1: port 2(veth2) entered disabled state
[   12.683387] veth2: left allmulticast mode
[   12.683485] veth2: left promiscuous mode
[   12.683574] br1: port 2(veth2) entered disabled state
[   12.694714] br1: port 1(veth1) entered disabled state
[   12.705155] veth1: left allmulticast mode
[   12.705246] veth1: left promiscuous mode
[   12.705302] br1: port 1(veth1) entered disabled state
[   12.739007] ------------[ cut here ]------------
[   12.739144] refcount_t: underflow; use-after-free.
[   12.739262] WARNING: CPU: 2 PID: 503 at lib/refcount.c:28 refcount_warn_saturate+0xbc/0x110
[   12.739342] Modules linked in: act_gact act_pedit cls_flower bridge stp llc sch_ingress vrf veth
[   12.739431] CPU: 2 UID: 0 PID: 503 Comm: ip Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) 
[   12.739509] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.739570] RIP: 0010:refcount_warn_saturate+0xbc/0x110
[   12.739640] Code: b0 e8 18 df ba ff 90 0f 0b 90 90 c3 80 3d f9 da eb 00 00 75 89 c6 05 f0 da eb 00 01 90 48 c7 c7 28 e0 71 b0 e8 f5 de ba ff 90 <0f> 0b 90 90 c3 80 3d d4 da eb 00 00 0f 85 62 ff ff ff c6 05 c7 da
[   12.739786] RSP: 0018:ffffbe59c093f730 EFLAGS: 00010282
[   12.739830] RAX: 0000000000000000 RBX: ffffbe59c093f740 RCX: 00000000ffffdfff
[   12.739894] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001
[   12.739963] RBP: ffffbe59c093f248 R08: ffffffffb0b56a28 R09: 00000000ffffdfff
[   12.740027] R10: ffffffffb0a76a40 R11: ffffffffb0b26a40 R12: dead000000000122
[   12.740089] R13: 00000000fffb9d5e R14: 0000000000000001 R15: ffff9ad701f2a000
[   12.740154] FS:  00007f69607e1800(0000) GS:ffff9ad78dad9000(0000) knlGS:0000000000000000
[   12.740217] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.740269] CR2: 000055e71900916c CR3: 0000000003383004 CR4: 0000000000772ef0
[   12.740328] PKRU: 55555554
[   12.740352] Call Trace:
[   12.740374]  <TASK>
[   12.740396]  netdev_run_todo+0x21a/0x550
[   12.740440]  rtnl_dellink+0x15b/0x350
[   12.740482]  ? virtio_fs_enqueue_req+0x352/0x570
[   12.740530]  ? netdev_run_todo+0x63/0x550
[   12.740565]  ? rtnl_bridge_getlink+0x1a0/0x1a0
[   12.740609]  rtnetlink_rcv_msg+0x358/0x400
[   12.740645]  ? get_page_from_freelist+0x15b4/0x1770
[   12.740692]  ? rtnl_calcit.isra.0+0x110/0x110
[   12.740737]  netlink_rcv_skb+0x57/0x100
[   12.740774]  netlink_unicast+0x252/0x380
[   12.740807]  ? __alloc_skb+0xdb/0x190
[   12.740842]  netlink_sendmsg+0x1be/0x3e0
[   12.740878]  ____sys_sendmsg+0x132/0x260
[   12.740912]  ? copy_msghdr_from_user+0x6c/0xa0
[   12.740961]  ___sys_sendmsg+0x87/0xd0
[   12.740999]  ? do_wp_page+0x369/0xe90
[   12.741033]  ? ___pte_offset_map+0x1b/0xd0
[   12.741068]  ? nfulnl_rcv_nl_event+0x36/0xa0
[   12.741113]  ? fsnotify_grab_connector+0x48/0x80
[   12.741157]  ? fsnotify_destroy_marks+0x29/0x150
[   12.741202]  __sys_sendmsg+0x71/0xd0
[   12.741237]  do_syscall_64+0xa4/0xfd0
[   12.741275]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   12.741322] RIP: 0033:0x7f69609af1d7
[   12.741357] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
[   12.741492] RSP: 002b:00007ffceb6dc128 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   12.741555] RAX: ffffffffffffffda RBX: 00007ffceb6dc850 RCX: 00007f69609af1d7
[   12.741618] RDX: 0000000000000000 RSI: 00007ffceb6dc190 RDI: 0000000000000005
[   12.741680] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078
[   12.741743] R10: 00007f69608abf60 R11: 0000000000000246 R12: 0000000000000002
[   12.741806] R13: 00000000690dee3a R14: 0000000000499600 R15: 0000000000000000
[   12.741870]  </TASK>
[   12.741895] ---[ end trace 0000000000000000 ]---
[   12.742578] ip (503) used greatest stack depth: 11744 bytes left