------------[ cut here ]------------ URB ffff888078fc2400 submitted while active WARNING: drivers/usb/core/urb.c:380 at usb_submit_urb+0x7b/0x18d0 drivers/usb/core/urb.c:380, CPU#0: usb-storage/6493 Modules linked in: CPU: 0 UID: 0 PID: 6493 Comm: usb-storage Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 RIP: 0010:usb_submit_urb+0x7e/0x18d0 drivers/usb/core/urb.c:380 Code: 89 f0 48 c1 e8 03 42 80 3c 38 00 74 08 4c 89 f7 e8 07 70 1d fb 49 83 3e 00 74 40 e8 7c c7 b6 fa 48 8d 3d 55 69 c5 08 48 89 de <67> 48 0f b9 3a b8 f0 ff ff ff eb 11 e8 61 c7 b6 fa eb 05 e8 5a c7 RSP: 0018:ffffc90002ec72e0 EFLAGS: 00010293 RAX: ffffffff870b30e4 RBX: ffff888078fc2400 RCX: ffff888028dddb80 RDX: 0000000000000000 RSI: ffff888078fc2400 RDI: ffffffff8fd09a40 RBP: ffffc90002ec74b8 R08: 0000000000000002 R09: 0000000000000000 R10: ffffc90002ec73e0 R11: fffff520005d8e87 R12: 0000000000000c00 R13: ffff888044348fc8 R14: ffff888078fc2408 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8881259dc000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000560145340228 CR3: 0000000028f40000 CR4: 00000000003526f0 Call Trace: usb_stor_msg_common+0x27c/0x4b0 drivers/usb/storage/transport.c:143 usb_stor_bulk_transfer_buf+0x151/0x2a0 drivers/usb/storage/transport.c:395 ene_send_scsi_cmd+0x10d/0x5f0 drivers/usb/storage/ene_ub6250.c:502 ene_get_card_type drivers/usb/storage/ene_ub6250.c:1843 [inline] ene_init+0x14f/0x380 drivers/usb/storage/ene_ub6250.c:2197 ene_transport+0x39b6/0x4660 drivers/usb/storage/ene_ub6250.c:2310 usb_stor_invoke_transport+0x10a/0x19c0 drivers/usb/storage/transport.c:611 usb_stor_control_thread+0x450/0x8e0 drivers/usb/storage/usb.c:462 kthread+0x711/0x8a0 kernel/kthread.c:463 ret_from_fork+0x599/0xb30 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246 ---------------- Code disassembly (best guess): 0: 89 f0 mov %esi,%eax 2: 48 c1 e8 03 shr $0x3,%rax 6: 42 80 3c 38 00 cmpb $0x0,(%rax,%r15,1) b: 74 08 je 0x15 d: 4c 89 f7 mov %r14,%rdi 10: e8 07 70 1d fb call 0xfb1d701c 15: 49 83 3e 00 cmpq $0x0,(%r14) 19: 74 40 je 0x5b 1b: e8 7c c7 b6 fa call 0xfab6c79c 20: 48 8d 3d 55 69 c5 08 lea 0x8c56955(%rip),%rdi # 0x8c5697c 27: 48 89 de mov %rbx,%rsi * 2a: 67 48 0f b9 3a ud1 (%edx),%rdi <-- trapping instruction 2f: b8 f0 ff ff ff mov $0xfffffff0,%eax 34: eb 11 jmp 0x47 36: e8 61 c7 b6 fa call 0xfab6c79c 3b: eb 05 jmp 0x42 3d: e8 .byte 0xe8 3e: 5a pop %rdx 3f: c7 .byte 0xc7