------------[ cut here ]------------ in_task() && kcov_mode_enabled(mode) WARNING: kernel/kcov.c:894 at kcov_remote_start+0x5bb/0x6f0 kernel/kcov.c:894, CPU#0: kworker/u8:46/12859 Modules linked in: CPU: 0 UID: 0 PID: 12859 Comm: kworker/u8:46 Not tainted syzkaller #0 PREEMPT_{RT,(full)} Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 Workqueue: events_unbound cfg80211_wiphy_work RIP: 0010:kcov_remote_start+0x5bb/0x6f0 kernel/kcov.c:894 Code: 03 00 00 00 5b 41 5c 41 5d 41 5e 41 5f 5d e9 8c 92 f5 02 90 0f 0b 90 eb d1 90 0f 0b 90 0f b7 83 c0 04 00 00 e9 b7 fa ff ff 90 <0f> 0b 90 eb 04 90 0f 0b 90 e8 f7 c7 75 09 89 c0 48 c7 c7 c0 62 9a RSP: 0018:ffffc90007497a78 EFLAGS: 00010202 RAX: 0000000000000000 RBX: ffff888031abbe00 RCX: 0000000080000001 RDX: 0000000000000000 RSI: ffffffff8babac60 RDI: ffffffff8babac20 RBP: ffff888038441280 R08: ffffffff8b3d49b0 R09: 0000000000000000 R10: 0000000000000000 R11: ffffffff8e1c3080 R12: dffffc0000000000 R13: ffff88805b715f58 R14: 0000000000000000 R15: ffff8880606f1180 FS: 0000000000000000(0000) GS:ffff888125c83000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000110c34f44c CR3: 000000000dfb0000 CR4: 00000000003526f0 Call Trace: kcov_remote_start_common include/linux/kcov.h:48 [inline] ieee80211_iface_work+0x20c/0x1010 net/mac80211/iface.c:1812 cfg80211_wiphy_work+0x29e/0x420 net/wireless/core.c:538 process_one_work+0x93a/0x12b0 kernel/workqueue.c:3326 process_scheduled_works kernel/workqueue.c:3409 [inline] worker_thread+0xb05/0x10d0 kernel/workqueue.c:3490 kthread+0x388/0x470 kernel/kthread.c:436 ret_from_fork+0x514/0xb70 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245