------------[ cut here ]------------ WARNING: CPU: 0 PID: 12738 at kernel/kcov.c:872 kcov_remote_start+0x542/0x7d0 kernel/kcov.c:872 Modules linked in: CPU: 0 UID: 0 PID: 12738 Comm: syz.7.1164 Not tainted 6.14.0-rc5-syzkaller-00105-gf315296c92fd #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 RIP: 0010:kcov_remote_start+0x542/0x7d0 kernel/kcov.c:872 Code: 4c 89 ff be 03 00 00 00 e8 ab 82 33 03 e9 04 fb ff ff e8 51 b1 46 0a 41 f7 c6 00 02 00 00 0f 84 f2 fa ff ff e9 7f fc ff ff 90 <0f> 0b 90 e8 26 ce 46 0a 89 c0 48 c7 c7 a8 d1 02 00 48 03 3c c5 50 RSP: 0018:ffffc90004a27250 EFLAGS: 00010002 RAX: 0000000080000200 RBX: ffff88807e738000 RCX: 0000000000000002 RDX: dffffc0000000000 RSI: ffffffff8c2ac500 RDI: ffffffff8c80fea0 RBP: 0000000000000000 R08: ffffffff945498bf R09: 1ffffffff28a9317 R10: dffffc0000000000 R11: fffffbfff28a9318 R12: ffffffff81c1d857 R13: dffffc0000000000 R14: 0000000000000246 R15: ffff8880b862d1a8 FS: 00007f2d451826c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fffad302088 CR3: 000000006c2aa000 CR4: 00000000003526f0 Call Trace: kcov_remote_start_common include/linux/kcov.h:50 [inline] ieee80211_rx_list+0x536/0x38f0 net/mac80211/rx.c:5465 ieee80211_rx_napi+0x18a/0x3c0 net/mac80211/rx.c:5506 ieee80211_rx include/net/mac80211.h:5172 [inline] ieee80211_handle_queued_frames+0xe7/0x1e0 net/mac80211/main.c:441 ieee80211_stop_device+0x3f/0xf0 net/mac80211/util.c:1574 ieee80211_do_stop+0x1db6/0x2380 net/mac80211/iface.c:716 ieee80211_stop+0x43b/0x490 net/mac80211/iface.c:776 __dev_close_many+0x216/0x350 net/core/dev.c:1719 dev_close_many+0x24e/0x4c0 net/core/dev.c:1744 dev_close+0x1c0/0x2c0 net/core/dev.c:1770 cfg80211_shutdown_all_interfaces+0xbb/0x1d0 net/wireless/core.c:277 cfg80211_rfkill_set_block+0x2d/0x50 net/wireless/core.c:307 rfkill_set_block+0x1f1/0x440 net/rfkill/core.c:346 rfkill_fop_write+0x5b8/0x790 net/rfkill/core.c:1301 vfs_write+0x29f/0xd10 fs/read_write.c:677 ksys_write+0x18f/0x2b0 fs/read_write.c:731 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f2d4438d169 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f2d45182038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007f2d445a6160 RCX: 00007f2d4438d169 RDX: 0000000000000008 RSI: 0000400000000080 RDI: 000000000000000b RBP: 00007f2d4440e2a0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f2d445a6160 R15: 00007f2d446cfa28