------------[ cut here ]------------
WARNING: CPU: 1 PID: 15357 at kernel/workqueue.c:2282 __queue_work+0xc13/0x1020 kernel/workqueue.c:2281
Modules linked in:
CPU: 1 PID: 15357 Comm: syz.2.3786 Not tainted 6.10.0-rc7-syzkaller #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:__queue_work+0xc13/0x1020 kernel/workqueue.c:2281
Code: 07 83 c0 03 38 d0 7c 09 84 d2 74 05 e8 76 07 91 00 8b 5b 2c 31 ff 83 e3 20 89 de e8 d7 3f 35 00 85 db 75 2a e8 ce 44 35 00 90 <0f> 0b 90 e9 4d f9 ff ff e8 c0 44 35 00 90 0f 0b 90 e9 fc f8 ff ff
RSP: 0018:ffffc900034677a0 EFLAGS: 00010046
RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90005fc7000
RDX: 0000000000040000 RSI: ffffffff81589fc2 RDI: 0000000000000005
RBP: 0000000000000200 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: ffff88803e9b0b18
R13: 0000000000000008 R14: ffff88802542c000 R15: ffff88802542c000
FS:  00007f12647176c0(0000) GS:ffff88806b100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b3260aff8 CR3: 0000000052286000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 queue_work_on+0x11a/0x140 kernel/workqueue.c:2411
 l2cap_chan_send+0xb86/0x2a20 net/bluetooth/l2cap_core.c:2577
 l2cap_sock_sendmsg+0x228/0x300 net/bluetooth/l2cap_sock.c:1128
 sock_sendmsg_nosec net/socket.c:730 [inline]
 __sock_sendmsg net/socket.c:745 [inline]
 ____sys_sendmsg+0xab5/0xc90 net/socket.c:2585
 ___sys_sendmsg+0x135/0x1e0 net/socket.c:2639
 __sys_sendmmsg+0x1a1/0x450 net/socket.c:2725
 __do_sys_sendmmsg net/socket.c:2754 [inline]
 __se_sys_sendmmsg net/socket.c:2751 [inline]
 __x64_sys_sendmmsg+0x9c/0x100 net/socket.c:2751
 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: 0033:0x7f1263975bd9
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:00007f1264717048 EFLAGS: 00000246 ORIG_RAX: 0000000000000133
RAX: ffffffffffffffda RBX: 00007f1263b04038 RCX: 00007f1263975bd9
RDX: 00000000ffffff80 RSI: 0000000020004100 RDI: 0000000000000005
RBP: 00007f12639e4aa1 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000010040 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000006e R14: 00007f1263b04038 R15: 00007fffd761f1a8
 </TASK>