[    2.168277] ip (242) used greatest stack depth: 12296 bytes left
[    4.162207] bond0: (slave veth0): Enslaving as a backup interface with a down link
[    4.176648] bond0: (slave veth1): Enslaving as a backup interface with a down link
[    4.189757] br0: port 1(veth0) entered blocking state
[    4.189888] br0: port 1(veth0) entered disabled state
[    4.189976] veth0: entered allmulticast mode
[    4.190109] veth0: entered promiscuous mode
[    4.202699] br0: port 2(veth1) entered blocking state
[    4.202819] br0: port 2(veth1) entered disabled state
[    4.202865] veth1: entered allmulticast mode
[    4.202961] veth1: entered promiscuous mode
[    5.229795] br0: port 1(veth0) entered blocking state
[    5.229920] br0: port 1(veth0) entered forwarding state
[    5.230000] br0: port 2(veth1) entered blocking state
[    5.230051] br0: port 2(veth1) entered forwarding state
[    7.212784] bond0: (slave veth0): link status definitely up
[    7.212891] bond0: (slave veth1): link status definitely up
[    7.212956] bond0: (slave veth0): making interface the new active one
[    7.213044] bond0: active interface up!
[    7.325098] veth1: left allmulticast mode
[    7.325163] veth1: left promiscuous mode
[    7.325218] br0: port 2(veth1) entered disabled state
[    7.325360] veth0: left allmulticast mode
[    7.325397] veth0: left promiscuous mode
[    7.325432] br0: port 1(veth0) entered disabled state
[    7.349750] ------------[ cut here ]------------
[    7.349869] refcount_t: underflow; use-after-free.
[    7.349952] WARNING: CPU: 2 PID: 12 at lib/refcount.c:28 refcount_warn_saturate+0xbc/0x110
[    7.350053] Modules linked in:
[    7.350112] CPU: 2 UID: 0 PID: 12 Comm: kworker/u16:0 Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) 
[    7.350217] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    7.350306] Workqueue: netns cleanup_net
[    7.350373] RIP: 0010:refcount_warn_saturate+0xbc/0x110
[    7.350444] Code: b1 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 d4 b1 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
[    7.350636] RSP: 0018:ffffac2c00067d50 EFLAGS: 00010286
[    7.350715] RAX: 0000000000000000 RBX: ffffac2c00067d60 RCX: 00000000ffffdfff
[    7.350809] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001
[    7.350904] RBP: ffffac2c00067878 R08: ffffffffb2156a28 R09: