Bluetooth: hci3: Opcode 0x0c1a failed: -4 Bluetooth: hci3: Error when powering off device on rfkill (-4) ------------[ cut here ]------------ WARNING: CPU: 0 PID: 10657 at kernel/kcov.c:872 kcov_remote_start+0xfd/0x6e0 kernel/kcov.c:872 Modules linked in: CPU: 0 UID: 0 PID: 10657 Comm: syz.2.483 Not tainted 6.12.0-rc2-syzkaller-00260-g9e4c6c1ad9a1 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:kcov_remote_start+0xfd/0x6e0 kernel/kcov.c:872 Code: 65 4c 8b 3d c5 47 76 7e 4d 89 7c 24 28 8b 95 f8 15 00 00 65 8b 05 bb 47 76 7e a9 00 01 ff 00 75 53 81 e2 ff ff ff bf 74 4b 90 <0f> 0b 90 e8 0b 55 94 09 44 8b 1d f4 83 f4 18 89 c0 48 03 1c c5 80 RSP: 0018:ffffc90002eaf3e0 EFLAGS: 00010002 RAX: 0000000080000200 RBX: 000000000002d648 RCX: 0000000000000001 RDX: 0000000000000002 RSI: ffffffff8b6cd340 RDI: ffffffff8bd1a080 RBP: ffff88802de48000 R08: 0000000000000000 R09: fffffbfff2dc4d95 R10: ffffffff96e26caf R11: 0000000000000041 R12: ffff8880b862d648 R13: 0000000000000200 R14: 0000000000000000 R15: ffff88802de48000 FS: 00007f4eceb2a6c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055e57d894300 CR3: 000000005bd84000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: kcov_remote_start_common include/linux/kcov.h:50 [inline] ieee80211_rx_list+0x470/0x2e90 net/mac80211/rx.c:5444 ieee80211_rx_napi+0xdd/0x400 net/mac80211/rx.c:5485 ieee80211_rx include/net/mac80211.h:5138 [inline] ieee80211_handle_queued_frames+0xd5/0x130 net/mac80211/main.c:439 ieee80211_stop_device+0x32/0x110 net/mac80211/util.c:1587 ieee80211_do_stop+0x1a1e/0x2520 net/mac80211/iface.c:721 ieee80211_stop+0x11e/0x6b0 net/mac80211/iface.c:780 __dev_close_many+0x1c5/0x310 net/core/dev.c:1560 dev_close_many+0x24c/0x6a0 net/core/dev.c:1585 dev_close net/core/dev.c:1611 [inline] dev_close+0x181/0x230 net/core/dev.c:1605 cfg80211_shutdown_all_interfaces+0x9a/0x200 net/wireless/core.c:280 cfg80211_rfkill_set_block net/wireless/core.c:312 [inline] cfg80211_rfkill_set_block+0x35/0x50 net/wireless/core.c:304 rfkill_set_block+0x203/0x560 net/rfkill/core.c:346 rfkill_fop_write+0x2ce/0x570 net/rfkill/core.c:1301 do_loop_readv_writev fs/read_write.c:857 [inline] do_loop_readv_writev fs/read_write.c:842 [inline] vfs_writev+0x6da/0xdd0 fs/read_write.c:1066 do_writev+0x289/0x370 fs/read_write.c:1111 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f4ecdd7dff9 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:00007f4eceb2a038 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 RAX: ffffffffffffffda RBX: 00007f4ecdf36130 RCX: 00007f4ecdd7dff9 RDX: 0000000000000001 RSI: 0000000020000140 RDI: 0000000000000008 RBP: 00007f4ecddf0296 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f4ecdf36130 R15: 00007ffd279c1fe8