------------[ cut here ]------------ in_task() && kcov_mode_enabled(mode) WARNING: kernel/kcov.c:884 at kcov_remote_start+0x5d8/0x710 kernel/kcov.c:884, CPU#1: kworker/u8:8/1271 Modules linked in: CPU: 1 UID: 0 PID: 1271 Comm: kworker/u8:8 Not tainted syzkaller #0 PREEMPT_{RT,(full)} Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 Workqueue: events_unbound cfg80211_wiphy_work RIP: 0010:kcov_remote_start+0x5d8/0x710 kernel/kcov.c:884 Code: 00 5b 41 5c 41 5d 41 5e 41 5f 5d e9 82 3c d9 02 90 0f 0b 90 e9 62 fa ff ff 90 0f 0b 90 0f b7 83 c0 04 00 00 e9 a3 fa ff ff 90 <0f> 0b 90 eb 04 90 0f 0b 90 e8 2a 19 5e 09 89 c0 48 c7 c7 20 a4 4e RSP: 0018:ffffc900060bf9f8 EFLAGS: 00010202 RAX: 0000000000000002 RBX: ffff888028c41e80 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff8ba65de0 RDI: ffffffff8ba65da0 RBP: ffff888034417280 R08: ffffffff8b24b1d0 R09: ffffffff8ddcb840 R10: dffffc0000000000 R11: fffffbfff1ed4617 R12: ffff888062b95d08 R13: ffff888058b907c0 R14: 0000000000000000 R15: ffff888062b95d20 FS: 0000000000000000(0000) GS:ffff88812643f000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000560a82684560 CR3: 0000000033590000 CR4: 00000000003526f0 DR0: ffffffffffffffff DR1: 00000000000001f8 DR2: 0000000000000083 DR3: ffffffffefffff15 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Call Trace: kcov_remote_start_common include/linux/kcov.h:50 [inline] ieee80211_iface_work+0x211/0x1340 net/mac80211/iface.c:1797 cfg80211_wiphy_work+0x2ab/0x4a0 net/wireless/core.c:440 process_one_work kernel/workqueue.c:3275 [inline] process_scheduled_works+0xb02/0x1830 kernel/workqueue.c:3358 worker_thread+0xa50/0xfc0 kernel/workqueue.c:3439 kthread+0x388/0x470 kernel/kthread.c:436 ret_from_fork+0x51e/0xb90 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245