[    1.888512] ip (227) used greatest stack depth: 12152 bytes left
[    1.997237] team0: Port device dummy0 added
[    2.024897] team0: Port device dummy0 removed
[    2.040471] team0: Mode changed to "activebackup"
[    2.065877] team0: Mode changed to "loadbalance"
[    2.095769] team0: Mode changed to "activebackup"
[    2.460929] team0: Port device dummy0 added
[    2.557794] team0: Port device dummy0 removed
[    2.571888] team0: Port device dummy0 added
[    2.665564] team0: Port device dummy0 removed
[    2.679965] team0: Port device dummy0 added
[    2.773539] team0: Port device dummy0 removed
[    2.788274] team0: Port device dummy0 added
[    2.884131] team0: Port device dummy0 removed
[    2.898700] team0: Port device dummy0 added
[    2.986032] team0: Port device dummy0 removed
[    3.016486] ------------[ cut here ]------------
[    3.016562] refcount_t: underflow; use-after-free.
[    3.016636] WARNING: CPU: 0 PID: 69 at lib/refcount.c:28 refcount_warn_saturate+0xbc/0x110
[    3.016731] Modules linked in:
[    3.016773] CPU: 0 UID: 0 PID: 69 Comm: kworker/u16:1 Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) 
[    3.017011] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    3.017199] Workqueue: netns cleanup_net
[    3.017259] RIP: 0010:refcount_warn_saturate+0xbc/0x110
[    3.017317] Code: b8 e8 88 98 ba ff 90 0f 0b 90 90 c3 80 3d 69 b4 eb 00 00 75 89 c6 05 60 b4 eb 00 01 90 48 c7 c7 98 6e 34 b8 e8 65 98 ba ff 90 <0f> 0b 90 90 c3 80 3d 44 b4 eb 00 00 0f 85 62 ff ff ff c6 05 37 b4
[    3.017508] RSP: 0018:ffffb08100267d50 EFLAGS: 00010286
[    3.017568] RAX: 0000000000000000 RBX: ffffb08100267d60 RCX: 00000000ffffdfff
[    3.017644] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001
[    3.017722] RBP: ffffb08100267878 R08: ffffffffb8756a28 R09: 00000000ffffdfff
[    3.017816] R10: ffffffffb8676a40 R11: ffffffffb8726a40 R12: dead000000000122
[    3.017901] R13: 00000000fffb7764 R14: 0000000000000001 R15: ffff933044eaa000
[    3.017990] FS:  0000000000000000(0000) GS:ffff9330c5db7000(0000) knlGS:0000000000000000
[    3.018072] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    3.018144] CR2: 00007f8f066294d8 CR3: 000000000c441004 CR4: 0000000000772ef0
[    3.018223] PKRU: 55555554
[    3.018256] Call Trace:
[    3.018289]  <TASK>
[    3.018312]  netdev_run_todo+0x21a/0x550
[    3.018363]  ops_undo_list+0x1e3/0x1f0
[    3.018407]  cleanup_net+0x1b7/0x2b0
[    3.018450]  process_one_work+0x162/0x380
[    3.018503]  worker_thread+0x299/0x3c0
[    3.018560]  ? rescuer_thread+0x4c0/0x4c0
[    3.018595]  kthread+0x101/0x1f0
[    3.018641]  ? kthreads_online_cpu+0x110/0x110
[    3.018705]  ? kthreads_online_cpu+0x110/0x110
[    3.018755]  ret_from_fork+0x11c/0x140
[    3.018804]  ? kthreads_online_cpu+0x110/0x110
[    3.018861]  ret_from_fork_asm+0x11/0x20
[    3.018904]  </TASK>
[    3.018927] ---[ end trace 0000000000000000 ]---