[    2.231963] veth0: entered allmulticast mode
[    2.232126] veth1: entered allmulticast mode
[    2.232239] veth2: entered allmulticast mode
[    2.232325] veth3: entered allmulticast mode
[    2.232411] veth4: entered allmulticast mode
[    2.232500] veth5: entered allmulticast mode
[    8.101552] GACT probability NOT on
[    8.102920] tc (371) used greatest stack depth: 11840 bytes left
[   10.183973] ------------[ cut here ]------------
[   10.184151] refcount_t: underflow; use-after-free.
[   10.184243] WARNING: CPU: 2 PID: 636 at lib/refcount.c:28 refcount_warn_saturate+0xbc/0x110
[   10.184359] Modules linked in: act_gact cls_flower sch_ingress vrf veth
[   10.184438] CPU: 2 UID: 0 PID: 636 Comm: ip Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) 
[   10.184540] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.184627] RIP: 0010:refcount_warn_saturate+0xbc/0x110
[   10.184703] Code: 99 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 11 99 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
[   10.184885] RSP: 0018:ffffb23540b9f730 EFLAGS: 00010282
[   10.184972] RAX: 0000000000000000 RBX: ffffb23540b9f740 RCX: 00000000ffffdfff
[   10.185058] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001
[   10.185137] RBP: ffffb23540b9f248 R08: ffffffff99556a28 R09: 00000000ffffdfff
[   10.185233] R10: ffffffff99476a40 R11: ffffffff99526a40 R12: dead000000000122
[   10.185320] R13: 00000000fffb9364 R14: 0000000000000001 R15: ffff9fa5c2cad000
[   10.185415] FS:  00007fa2c384b800(0000) GS:ffff9fa6660d9000(0000) knlGS:0000000000000000
[   10.185507] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.185589] CR2: 000055bda0cca220 CR3: 00000000037ae002 CR4: 0000000000772ef0
[   10.185684] PKRU: 55555554
[   10.185732] Call Trace:
[   10.185784]  <TASK>
[   10.185861]  netdev_run_todo+0x21a/0x550
[   10.185963]  rtnl_dellink+0x15b/0x350
[   10.186048]  ? virtio_fs_enqueue_req+0x352/0x570
[   10.186146]  ? netdev_run_todo+0x63/0x550
[   10.186215]  ? rtnl_bridge_getlink+0x1a0/0x1a0
[   10.186298]  rtnetlink_rcv_msg+0x358/0x400
[   10.186365]  ? get_page_from_freelist+0x15b4/0x1770
[   10.186452]  ? rtnl_calcit.isra.0+0x110/0x110
[   10.186538]  netlink_rcv_skb+0x57/0x100
[   10.186662]  netlink_unicast+0x252/0x380
[   10.186749]  ? __alloc_skb+0xdb/0x190
[   10.186807]  netlink_sendmsg+0x1be/0x3e0
[   10.186862]  ____sys_sendmsg+0x132/0x260
[   10.186956]  ? copy_msghdr_from_user+0x6c/0xa0
[   10.187032]  ___sys_sendmsg+0x87/0xd0
[   10.187105]  ? do_wp_page+0x369/0xe90
[   10.187162]  ? nfulnl_rcv_nl_event+0x36/0xa0
[   10.187223]  ? fsnotify_grab_connector+0x48/0x80
[   10.187288]  ? fsnotify_destroy_marks+0x29/0x150
[   10.187368]  __sys_sendmsg+0x71/0xd0
[   10.187459]  do_syscall_64+0xa4/0xfd0
[   10.187534]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   10.187608] RIP: 0033:0x7fa2c3a191d7
[   10.187661] 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
[   10.187863] RSP: 002b:00007ffebba291c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   10.187975] RAX: ffffffffffffffda RBX: 00007ffebba298f0 RCX: 00007fa2c3a191d7
[   10.188073] RDX: 0000000000000000 RSI: 00007ffebba29230 RDI: 0000000000000005
[   10.188176] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078
[   10.188280] R10: 00007fa2c3915f60 R11: 0000000000000246 R12: 0000000000000002
[   10.188394] R13: 00000000690de8ba R14: 0000000000499600 R15: 0000000000000000
[   10.188499]  </TASK>
[   10.188552] ---[ end trace 0000000000000000 ]---
[   10.189363] ip (636) used greatest stack depth: 11744 bytes left
[   10.616848] veth0: left allmulticast mode
[   10.616995] veth1: left allmulticast mode
[   10.617076] veth2: left allmulticast mode
[   10.617155] veth3: left allmulticast mode
[   10.617232] veth4: left allmulticast mode
[   10.617317] veth5: left allmulticast mode