------------[ cut here ]------------ err WARNING: net/wireless/core.c:207 at cfg80211_switch_netns+0x58a/0x5b0 net/wireless/core.c:207, CPU#1: kworker/u8:26/13129 Modules linked in: CPU: 1 UID: 0 PID: 13129 Comm: kworker/u8:26 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026 Workqueue: netns cleanup_net RIP: 0010:cfg80211_switch_netns+0x58a/0x5b0 net/wireless/core.c:207 Code: e1 07 38 c1 7c 8c 4c 89 e7 e8 22 6b 4b f7 eb 82 e8 9b 1b e3 f6 e9 63 fe ff ff e8 91 1b e3 f6 e9 59 fe ff ff e8 87 1b e3 f6 90 <0f> 0b 90 e9 7f fd ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c a1 fa RSP: 0018:ffffc9000e377840 EFLAGS: 00010293 RAX: ffffffff8ae13bc9 RBX: ffff888040328da0 RCX: ffff88807db7db80 RDX: 0000000000000000 RSI: 00000000ffffffef RDI: 0000000000000000 RBP: 00000000ffffffef R08: ffffffff8fef4977 R09: 1ffffffff1fde92e R10: dffffc0000000000 R11: fffffbfff1fde92f R12: ffff888040328720 R13: ffff888027046c00 R14: dffffc0000000000 R15: ffff888040328910 FS: 0000000000000000(0000) GS:ffff8881257ea000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fefa93e8600 CR3: 000000007a7e4000 CR4: 00000000003526f0 Call Trace: cfg80211_pernet_exit+0x92/0x120 net/wireless/core.c:1704 ops_exit_list net/core/net_namespace.c:199 [inline] ops_undo_list+0x49f/0x940 net/core/net_namespace.c:252 cleanup_net+0x56b/0x800 net/core/net_namespace.c:704 process_one_work kernel/workqueue.c:3257 [inline] process_scheduled_works+0xaec/0x17a0 kernel/workqueue.c:3340 worker_thread+0xda6/0x1360 kernel/workqueue.c:3421 kthread+0x726/0x8b0 kernel/kthread.c:463 ret_from_fork+0x51b/0xa40 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246