------------[ cut here ]------------
URB ffff8880225fbd00 submitted while active
WARNING: drivers/usb/core/urb.c:379 at usb_submit_urb+0x1689/0x19b0 drivers/usb/core/urb.c:379, CPU#2: usb-storage/6296
Modules linked in:
CPU: 2 UID: 0 PID: 6296 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 04/01/2014
RIP: 0010:usb_submit_urb+0x168c/0x19b0 drivers/usb/core/urb.c:379
Code: 00 48 8b 04 24 48 8b 90 b0 00 00 00 e9 70 ff ff ff bb ed ff ff ff e9 ac f1 ff ff e8 7e 43 8b fa 48 8d 3d c7 22 d0 09 48 89 de <67> 48 0f b9 3a bb f0 ff ff ff e9 8e f1 ff ff c7 44 24 30 00 00 00
RSP: 0018:ffffc900032e76d8 EFLAGS: 00010293
RAX: 0000000000000000 RBX: ffff8880225fbd00 RCX: dffffc0000000000
RDX: ffff88802ac88000 RSI: ffff8880225fbd00 RDI: ffffffff914f52d0
RBP: 1ffff9200065ceee R08: 0000000000000002 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffff888026bc4fc0
R13: ffff888026bc4f38 R14: ffffc900032e7790 R15: ffff8880225fbd00
FS:  0000000000000000(0000) GS:ffff8880d5dde000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000557553ca7660 CR3: 0000000013fa9000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 usb_stor_msg_common+0x241/0x560 drivers/usb/storage/transport.c:143
 usb_stor_bulk_transfer_buf+0x17c/0x420 drivers/usb/storage/transport.c:395
 ene_send_scsi_cmd+0x12b/0x610 drivers/usb/storage/ene_ub6250.c:502
 ene_init drivers/usb/storage/ene_ub6250.c:2196 [inline]
 ene_transport+0x2f00/0x3860 drivers/usb/storage/ene_ub6250.c:2310
 usb_stor_invoke_transport+0xe7/0x15c0 drivers/usb/storage/transport.c:611
 usb_stor_control_thread+0x5e4/0xae0 drivers/usb/storage/usb.c:462
 kthread+0x370/0x450 kernel/kthread.c:436
 ret_from_fork+0x72b/0xd50 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>
----------------
Code disassembly (best guess):
   0:	00 48 8b             	add    %cl,-0x75(%rax)
   3:	04 24                	add    $0x24,%al
   5:	48 8b 90 b0 00 00 00 	mov    0xb0(%rax),%rdx
   c:	e9 70 ff ff ff       	jmp    0xffffff81
  11:	bb ed ff ff ff       	mov    $0xffffffed,%ebx
  16:	e9 ac f1 ff ff       	jmp    0xfffff1c7
  1b:	e8 7e 43 8b fa       	call   0xfa8b439e
  20:	48 8d 3d c7 22 d0 09 	lea    0x9d022c7(%rip),%rdi        # 0x9d022ee
  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 8e f1 ff ff       	jmp    0xfffff1c7
  39:	c7                   	.byte 0xc7
  3a:	44 24 30             	rex.R and $0x30,%al
  3d:	00 00                	add    %al,(%rax)