------------[ cut here ]------------ WARNING: CPU: 0 PID: 12 at net/xfrm/xfrm_state.c:3306 xfrm_state_fini+0x26d/0x2f0 net/xfrm/xfrm_state.c:3306 Modules linked in: CPU: 0 UID: 0 PID: 12 Comm: kworker/u8:0 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Workqueue: netns cleanup_net RIP: 0010:xfrm_state_fini+0x26d/0x2f0 net/xfrm/xfrm_state.c:3306 Code: c1 e8 03 42 80 3c 28 00 74 08 48 89 df e8 5b c2 3a f8 48 8b 3b 5b 41 5c 41 5d 41 5e 41 5f 5d e9 99 af 1a f8 e8 24 0d d5 f7 90 <0f> 0b 90 e9 fd fd ff ff e8 16 0d d5 f7 90 0f 0b 90 e9 60 fe ff ff RSP: 0018:ffffc90000117878 EFLAGS: 00010293 RAX: ffffffff89eaf6cc RBX: ffff888073694900 RCX: ffff88801c6fdac0 RDX: 0000000000000000 RSI: ffffffff8d8f3593 RDI: ffff88801c6fdac0 RBP: ffffc90000117990 R08: ffffffff8f7cd577 R09: 1ffffffff1ef9aae R10: dffffc0000000000 R11: fffffbfff1ef9aaf R12: ffffffff8f3c6200 R13: 1ffff92000022f3c R14: ffff888073695dc0 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff88812613e000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fcab6c00368 CR3: 0000000076610000 CR4: 00000000003526f0 Call Trace: xfrm_net_exit+0x2d/0x70 net/xfrm/xfrm_policy.c:4354 ops_exit_list net/core/net_namespace.c:199 [inline] ops_undo_list+0x49a/0x990 net/core/net_namespace.c:252 cleanup_net+0x4d8/0x820 net/core/net_namespace.c:695 process_one_work kernel/workqueue.c:3263 [inline] process_scheduled_works+0xae1/0x17b0 kernel/workqueue.c:3346 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3427 kthread+0x711/0x8a0 kernel/kthread.c:463 ret_from_fork+0x4bc/0x870 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245