------------[ 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/u8:13/2166 Modules linked in: CPU: 0 UID: 0 PID: 2166 Comm: kworker/u8:13 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 5c 30 e2 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 b7 29 61 09 89 c0 48 c7 c7 c0 12 71 RSP: 0018:ffffc9000808f9f8 EFLAGS: 00010202 RAX: 0000000000000000 RBX: ffff88802b90be00 RCX: 0000000080000001 RDX: 0000000000000000 RSI: ffffffff8ba92a60 RDI: ffffffff8ba92a20 RBP: ffff888059799dc0 R08: ffffffff8b28b900 R09: 0000000000000000 R10: 0000000000000000 R11: ffffffff8dfc2fc0 R12: dffffc0000000000 R13: ffff88806182df58 R14: 0000000000000000 R15: ffff888061551180 FS: 0000000000000000(0000) GS:ffff888126118000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f5a92965690 CR3: 0000000041e72000 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 kernel/workqueue.c:3322 [inline] process_scheduled_works+0xa8e/0x14e0 kernel/workqueue.c:3405 worker_thread+0xa47/0xfb0 kernel/workqueue.c:3486 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