------------[ cut here ]------------ WARNING: CPU: 1 PID: 71 at net/xfrm/xfrm_state.c:2997 xfrm_state_fini+0x25c/0x2b0 net/xfrm/xfrm_state.c:2997 Modules linked in: CPU: 1 PID: 71 Comm: kworker/u4:5 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 Workqueue: netns cleanup_net RIP: 0010:xfrm_state_fini+0x25c/0x2b0 net/xfrm/xfrm_state.c:2997 Code: 5c 41 5d 41 5e 41 5f 5d e9 81 20 00 00 e8 4c e6 66 f8 0f 0b e9 2c fe ff ff e8 40 e6 66 f8 0f 0b e9 91 fe ff ff e8 34 e6 66 f8 <0f> 0b 43 80 3c 2c 00 0f 85 fa fe ff ff e9 fd fe ff ff e8 1d e6 66 RSP: 0018:ffffc900015b7a98 EFLAGS: 00010293 RAX: ffffffff891ea96c RBX: ffff88807d8d8000 RCX: ffff88801f2abc00 RDX: 0000000000000000 RSI: ffffffff8aaabaa0 RDI: ffffffff8afc70c0 RBP: 0000000000000040 R08: ffffffff90da550f R09: 1ffffffff21b4aa1 R10: dffffc0000000000 R11: fffffbfff21b4aa2 R12: 1ffff1100fb1b274 R13: dffffc0000000000 R14: ffff88807d8d93a0 R15: ffff88802435d380 FS: 0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fffaac19f28 CR3: 000000004c9c7000 CR4: 00000000003506e0 Call Trace: xfrm_net_exit+0x25/0x60 net/xfrm/xfrm_policy.c:4276 ops_exit_list net/core/net_namespace.c:173 [inline] cleanup_net+0x6f4/0xb90 net/core/net_namespace.c:652 process_one_work kernel/workqueue.c:2634 [inline] process_scheduled_works+0xa45/0x15b0 kernel/workqueue.c:2711 worker_thread+0xa55/0xfc0 kernel/workqueue.c:2792 kthread+0x2fa/0x390 kernel/kthread.c:388 ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:152 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:293