Cannot find add_set index 0 as target
------------[ cut here ]------------
WARNING: CPU: 0 PID: 8280 at kernel/workqueue.c:2259 __queue_work+0xcd3/0xf50 kernel/workqueue.c:2258
Modules linked in:
CPU: 0 UID: 0 PID: 8280 Comm: syz.1.864 Not tainted 6.11.0-rc6-syzkaller-00219-g3e705251d998 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
RIP: 0010:__queue_work+0xcd3/0xf50 kernel/workqueue.c:2258
Code: ff e8 91 89 36 00 90 0f 0b 90 e9 1e fd ff ff e8 83 89 36 00 eb 13 e8 7c 89 36 00 eb 0c e8 75 89 36 00 eb 05 e8 6e 89 36 00 90 <0f> 0b 90 48 83 c4 60 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc
RSP: 0018:ffffc900046df8a8 EFLAGS: 00010083
RAX: ffffffff815d0334 RBX: ffff888031173c00 RCX: 0000000000040000
RDX: ffffc90009aa1000 RSI: 0000000000001915 RDI: 0000000000001916
RBP: 0000000000000000 R08: ffffffff815cf794 R09: 0000000000000000
R10: ffffc900046df980 R11: fffff520008dbf31 R12: ffff888073bbd800
R13: ffff888073bbd9c0 R14: dffffc0000000000 R15: 0000000000000008
FS:  00007f494ca396c0(0000) GS:ffff8880b8800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f22d9b37a8c CR3: 000000005d460000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 queue_work_on+0x1c2/0x380 kernel/workqueue.c:2392
 queue_work include/linux/workqueue.h:621 [inline]
 hci_send_cmd+0xb6/0x180 net/bluetooth/hci_core.c:3066
 hci_conn_auth net/bluetooth/hci_conn.c:2401 [inline]
 hci_conn_security+0x550/0xa40 net/bluetooth/hci_conn.c:2493
 l2cap_sock_setsockopt+0x1d4f/0x2bb0 net/bluetooth/l2cap_sock.c:944
 do_sock_setsockopt+0x3af/0x720 net/socket.c:2324
 __sys_setsockopt+0x1ae/0x250 net/socket.c:2347
 __do_sys_setsockopt net/socket.c:2356 [inline]
 __se_sys_setsockopt net/socket.c:2353 [inline]
 __x64_sys_setsockopt+0xb5/0xd0 net/socket.c:2353
 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: 0033:0x7f494bb7def9
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:00007f494ca39038 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
RAX: ffffffffffffffda RBX: 00007f494bd36058 RCX: 00007f494bb7def9
RDX: 0000000000000004 RSI: 0000000000000112 RDI: 0000000000000007
RBP: 00007f494bbf0b76 R08: 0000000000000002 R09: 0000000000000000
R10: 0000000020003000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f494bd36058 R15: 00007ffd48912da8
 </TASK>