[ 2.465279] ------------[ cut here ]------------ [ 2.465395] refcount_t: underflow; use-after-free. [ 2.465468] WARNING: CPU: 0 PID: 12 at lib/refcount.c:28 refcount_warn_saturate+0xbc/0x110 [ 2.465561] Modules linked in: ila [ 2.465595] CPU: 0 UID: 0 PID: 12 Comm: kworker/u16:0 Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 2.465673] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2.465720] Workqueue: netns cleanup_net [ 2.465756] RIP: 0010:refcount_warn_saturate+0xbc/0x110 [ 2.465812] Code: bb e8 e8 54 ba ff 90 0f 0b 90 90 c3 80 3d 00 e6 2b 01 00 75 89 c6 05 f7 e5 2b 01 01 90 48 c7 c7 f8 48 75 bb e8 c5 54 ba ff 90 <0f> 0b 90 90 c3 80 3d db e5 2b 01 00 0f 85 62 ff ff ff c6 05 ce e5 [ 2.465943] RSP: 0018:ffffa9cec0067d50 EFLAGS: 00010286 [ 2.465983] RAX: 0000000000000000 RBX: ffffa9cec0067d60 RCX: 00000000ffffdfff [ 2.466041] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001 [ 2.466093] RBP: ffffa9cec0067858 R08: ffffffffbbf5ba28 R09: 00000000ffffdfff [ 2.466142] R10: ffffffffbbe7ba40 R11: ffffffffbbf2ba40 R12: dead000000000122 [ 2.466192] R13: 00000000fffb753d R14: 0000000000000001 R15: ffff8e3f06038000 [ 2.466256] FS: 0000000000000000(0000) GS:ffff8e3f82591000(0000) knlGS:0000000000000000 [ 2.466333] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2.466380] CR2: 00007ffc33c85b28 CR3: 00000000045bf001 CR4: 0000000000772ef0 [ 2.466430] PKRU: 55555554 [ 2.466445] Call Trace: [ 2.466464] [ 2.466486] netdev_run_todo+0x21a/0x550 [ 2.466519] ops_undo_list+0x1e3/0x1f0 [ 2.466555] cleanup_net+0x1b7/0x300 [ 2.466589] process_one_work+0x162/0x380 [ 2.466635] worker_thread+0x299/0x3c0 [ 2.466665] ? rescuer_thread+0x4c0/0x4c0 [ 2.466696] kthread+0x101/0x1f0 [ 2.466728] ? kthreads_online_cpu+0x110/0x110 [ 2.466769] ? kthreads_online_cpu+0x110/0x110 [ 2.466809] ret_from_fork+0x11c/0x140 [ 2.466843] ? kthreads_online_cpu+0x110/0x110 [ 2.466876] ret_from_fork_asm+0x11/0x20 [ 2.466908] [ 2.466929] ---[ end trace 0000000000000000 ]--- [ 2.736041] veth0: renamed from veth-alpha [ 2.750543] veth0: renamed from veth-betaL [ 2.764346] veth1: renamed from veth-betaR [ 2.779131] veth0: renamed from veth-gamma [ 11.229949] lwtunnel_output(): recursion limit reached on datapath [ 12.260304] lwtunnel_output(): recursion limit reached on datapath [ 19.435967] lwtunnel_input(): recursion limit reached on datapath [ 20.453300] lwtunnel_input(): recursion limit reached on datapath [ 22.486694] lwtunnel_output(): recursion limit reached on datapath [ 23.525290] lwtunnel_output(): recursion limit reached on datapath [ 26.584617] lwtunnel_input(): recursion limit reached on datapath [ 27.621308] lwtunnel_input(): recursion limit reached on datapath [ 29.653241] lwtunnel_output(): recursion limit reached on datapath [ 30.692320] lwtunnel_output(): recursion limit reached on datapath