Oops: general protection fault, probably for non-canonical address 0xdffffc000000000b: 0000 [#1] SMP KASAN PTI
KASAN: null-ptr-deref in range [0x0000000000000058-0x000000000000005f]
CPU: 1 UID: 0 PID: 5819 Comm: syz-executor Not tainted 6.16.0-rc3-syzkaller-00159-g223e2288f4b8-dirty #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:klist_remove+0x14a/0x340
Code: 4d 89 f5 49 c1 ed 03 43 80 7c 3d 00 00 74 08 4c 89 f7 e8 99 e9 c6 f6 4d 8b 26 49 83 e4 fe 49 8d 7c 24 58 48 89 f8 48 c1 e8 03 <42> 80 3c 38 00 74 05 e8 7a e9 c6 f6 49 8b 44 24 58 48 89 44 24 08
RSP: 0018:ffffc90003547840 EFLAGS: 00010202
RAX: 000000000000000b RBX: ffff8881069e9cc0 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000058
RBP: ffffc90003547928 R08: ffffffff8f879603 R09: 1ffffffff1f0f2c0
R10: dffffc0000000000 R11: fffffbfff1f0f2c1 R12: 0000000000000000
R13: 1ffff11022700d8c R14: ffff888113806c60 R15: dffffc0000000000
FS:  00005555650a6500(0000) GS:ffff8881a3c50000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000000280 CR3: 000000012502e000 CR4: 00000000000006f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 device_move+0x193/0x700
 hci_conn_del_sysfs+0xb8/0x170
 hci_conn_del+0x8ff/0xcb0
 hci_conn_hash_flush+0x191/0x230
 hci_dev_close_sync+0xaef/0x1330
 hci_unregister_dev+0x21a/0x510
 vhci_release+0x80/0xd0
 __fput+0x44c/0xa70
 task_work_run+0x1d4/0x260
 do_exit+0x6b5/0x22e0
 do_group_exit+0x21c/0x2d0
 __x64_sys_exit_group+0x3f/0x40
 x64_sys_call+0x21ba/0x21c0
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f97fe78e929
Code: Unable to access opcode bytes at 0x7f97fe78e8ff.
RSP: 002b:00007ffe588a79b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f97fe78e929
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000043
RBP: 00007f97fe7ebad8 R08: 00007ffe588a5757 R09: 00000000000927c0
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00000000000927c0 R14: 0000000000000000 R15: 00007ffe588a8250
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:klist_remove+0x14a/0x340
Code: 4d 89 f5 49 c1 ed 03 43 80 7c 3d 00 00 74 08 4c 89 f7 e8 99 e9 c6 f6 4d 8b 26 49 83 e4 fe 49 8d 7c 24 58 48 89 f8 48 c1 e8 03 <42> 80 3c 38 00 74 05 e8 7a e9 c6 f6 49 8b 44 24 58 48 89 44 24 08
RSP: 0018:ffffc90003547840 EFLAGS: 00010202
RAX: 000000000000000b RBX: ffff8881069e9cc0 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000058
RBP: ffffc90003547928 R08: ffffffff8f879603 R09: 1ffffffff1f0f2c0
R10: dffffc0000000000 R11: fffffbfff1f0f2c1 R12: 0000000000000000
R13: 1ffff11022700d8c R14: ffff888113806c60 R15: dffffc0000000000
FS:  00005555650a6500(0000) GS:ffff8881a3c50000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffef7b43efc CR3: 00000000254b8000 CR4: 00000000000006f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
