Bluetooth: hci0: Opcode 0x0401 failed: -22 ------------[ cut here ]------------ ODEBUG: free active (active state 0) object: ffff888028b5c978 object type: timer_list hint: hci_cmd_timeout+0x0/0x260 net/bluetooth/hci_core.c:408 WARNING: CPU: 0 PID: 9520 at lib/debugobjects.c:514 debug_print_object+0x1a3/0x2b0 lib/debugobjects.c:514 Modules linked in: CPU: 0 UID: 0 PID: 9520 Comm: syz.5.633 Not tainted 6.12.0-rc4-syzkaller-00047-gc2ee9f594da8 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:debug_print_object+0x1a3/0x2b0 lib/debugobjects.c:514 Code: fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 54 48 8b 14 dd 80 bc d1 8b 41 56 4c 89 e6 48 c7 c7 e0 af d1 8b e8 fe 25 b9 fc 90 <0f> 0b 90 90 58 83 05 4d 34 ca 0b 01 48 83 c4 18 5b 5d 41 5c 41 5d RSP: 0018:ffffc9000b62f818 EFLAGS: 00010282 RAX: 0000000000000000 RBX: 0000000000000003 RCX: ffffc900042b1000 RDX: 0000000000040000 RSI: ffffffff814e71b6 RDI: 0000000000000001 RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000001 R12: ffffffff8bd1b680 R13: ffffffff8b6f77c0 R14: ffffffff8a120070 R15: ffffc9000b62f928 FS: 00007f296583a6c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fd8a6f37a8c CR3: 000000002755c000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: <TASK> __debug_check_no_obj_freed lib/debugobjects.c:989 [inline] debug_check_no_obj_freed+0x4b8/0x600 lib/debugobjects.c:1019 slab_free_hook mm/slub.c:2273 [inline] slab_free mm/slub.c:4579 [inline] kfree+0x2b3/0x4b0 mm/slub.c:4727 hci_release_dev+0x4d9/0x600 net/bluetooth/hci_core.c:2759 bt_host_release+0x6a/0xb0 net/bluetooth/hci_sysfs.c:94 device_release+0xa1/0x240 drivers/base/core.c:2575 kobject_cleanup lib/kobject.c:689 [inline] kobject_release lib/kobject.c:720 [inline] kref_put include/linux/kref.h:65 [inline] kobject_put+0x1e4/0x5a0 lib/kobject.c:737 put_device+0x1f/0x30 drivers/base/core.c:3783 hci_dev_put include/net/bluetooth/hci_core.h:1581 [inline] hci_inquiry+0x1f4/0x970 net/bluetooth/hci_core.c:400 hci_sock_ioctl+0x2bb/0x880 net/bluetooth/hci_sock.c:1153 sock_do_ioctl+0x116/0x280 net/socket.c:1227 sock_ioctl+0x228/0x6c0 net/socket.c:1346 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:907 [inline] __se_sys_ioctl fs/ioctl.c:893 [inline] __x64_sys_ioctl+0x18f/0x220 fs/ioctl.c:893 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: 0033:0x7f296497e719 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:00007f296583a038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f2964b36058 RCX: 00007f296497e719 RDX: 0000000020000000 RSI: 00000000800448f0 RDI: 000000000000000a RBP: 00007f29649f12be R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f2964b36058 R15: 00007fffdbd507c8 </TASK>