------------[ cut here ]------------
URB ffff88802571b800 submitted while active
WARNING: drivers/usb/core/urb.c:380 at usb_submit_urb+0x15a0/0x1970 drivers/usb/core/urb.c:380, CPU#2: usb-storage/6100
Modules linked in:
CPU: 2 UID: 0 PID: 6100 Comm: usb-storage Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:usb_submit_urb+0x15a3/0x1970 drivers/usb/core/urb.c:380
Code: 4b 03 00 00 48 8b 04 24 48 8b 90 b0 00 00 00 eb 91 bb ed ff ff ff e9 07 f3 ff ff e8 f7 44 a8 fa 48 8d 3d 40 cf 7d 09 48 89 de <67> 48 0f b9 3a bb f0 ff ff ff e9 e9 f2 ff ff e8 d9 44 a8 fa 0f 1f
RSP: 0018:ffffc90003cdf670 EFLAGS: 00010293
RAX: 0000000000000000 RBX: ffff88802571b800 RCX: dffffc0000000000
RDX: ffff888029bca4c0 RSI: ffff88802571b800 RDI: ffffffff909489e0
RBP: 1ffff9200079bee1 R08: 0000000000000002 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000002ba1 R12: ffff88802bbf4ee8
R13: ffff88802bbf4e60 R14: ffffc90003cdf728 R15: ffff88802571b800
FS:  0000000000000000(0000) GS:ffff8880d6af1000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc4e52d810 CR3: 000000000e184000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 usb_stor_msg_common+0x23f/0x560 drivers/usb/storage/transport.c:143
 usb_stor_bulk_transfer_buf+0x17c/0x410 drivers/usb/storage/transport.c:395
 ene_send_scsi_cmd+0x130/0x610 drivers/usb/storage/ene_ub6250.c:502
 ene_init drivers/usb/storage/ene_ub6250.c:2197 [inline]
 ene_transport+0x13fd/0x37f0 drivers/usb/storage/ene_ub6250.c:2310
 usb_stor_invoke_transport+0xe7/0x1560 drivers/usb/storage/transport.c:611
 usb_stor_control_thread+0x5eb/0xb00 drivers/usb/storage/usb.c:462
 kthread+0x3c5/0x780 kernel/kthread.c:463
 ret_from_fork+0x983/0xb10 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246
 </TASK>
----------------
Code disassembly (best guess):
   0:	4b 03 00             	rex.WXB add (%r8),%rax
   3:	00 48 8b             	add    %cl,-0x75(%rax)
   6:	04 24                	add    $0x24,%al
   8:	48 8b 90 b0 00 00 00 	mov    0xb0(%rax),%rdx
   f:	eb 91                	jmp    0xffffffa2
  11:	bb ed ff ff ff       	mov    $0xffffffed,%ebx
  16:	e9 07 f3 ff ff       	jmp    0xfffff322
  1b:	e8 f7 44 a8 fa       	call   0xfaa84517
  20:	48 8d 3d 40 cf 7d 09 	lea    0x97dcf40(%rip),%rdi        # 0x97dcf67
  27:	48 89 de             	mov    %rbx,%rsi
* 2a:	67 48 0f b9 3a       	ud1    (%edx),%rdi <-- trapping instruction
  2f:	bb f0 ff ff ff       	mov    $0xfffffff0,%ebx
  34:	e9 e9 f2 ff ff       	jmp    0xfffff322
  39:	e8 d9 44 a8 fa       	call   0xfaa84517
  3e:	0f                   	.byte 0xf
  3f:	1f                   	(bad)