------------[ cut here ]------------ usb 12-1: BOGUS control dir, pipe 80000480 doesn't match bRequestType c0 WARNING: drivers/usb/core/urb.c:411 at usb_submit_urb+0x15ff/0x19b0 drivers/usb/core/urb.c:411, CPU#1: syz.7.2302/15559 Modules linked in: CPU: 1 UID: 0 PID: 15559 Comm: syz.7.2302 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+0x160d/0x19b0 drivers/usb/core/urb.c:411 Code: 48 89 54 24 40 e8 03 46 8b fa 4c 89 e7 e8 9b f8 db fe 48 89 c6 48 8d 3d 21 b3 b1 09 44 8b 44 24 20 8b 4c 24 30 48 8b 54 24 40 <67> 48 0f b9 3a e9 28 ed ff ff e8 d4 45 8b fa 89 ee bf ff 00 00 00 RSP: 0000:ffffc90004c475c0 EFLAGS: 00010283 RAX: ffffffff8ca5e240 RBX: ffff88806decf900 RCX: 0000000080000480 RDX: ffff88806cb66580 RSI: ffffffff8ca5e240 RDI: ffffffff913015f0 RBP: ffff888024a41058 R08: 00000000000000c0 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000000 R12: ffff888024a410b0 R13: ffff888058a96b20 R14: ffff888058a96b26 R15: ffff888058a96b27 FS: 0000000000000000(0000) GS:ffff888096ce5000(0063) knlGS:00000000f543db40 CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 CR2: 00007f5096ca5e9c CR3: 000000006de86000 CR4: 0000000000352ef0 Call Trace: usb_start_wait_urb+0x10e/0x580 drivers/usb/core/message.c:62 usb_internal_control_msg drivers/usb/core/message.c:117 [inline] usb_control_msg+0x328/0x4b0 drivers/usb/core/message.c:167 gl861_ctrl_msg+0x1a5/0x4a0 drivers/media/usb/dvb-usb-v2/gl861.c:58 gl861_i2c_master_xfer+0x545/0x690 drivers/media/usb/dvb-usb-v2/gl861.c:144 __i2c_transfer+0x5d9/0x1740 drivers/i2c/i2c-core-base.c:2287 i2c_smbus_xfer_emulated+0x235/0x1110 drivers/i2c/i2c-core-smbus.c:471 __i2c_smbus_xfer+0x619/0x1100 drivers/i2c/i2c-core-smbus.c:621 i2c_smbus_xfer+0x185/0x3c0 drivers/i2c/i2c-core-smbus.c:547 i2cdev_ioctl_smbus+0x4b9/0xac0 drivers/i2c/i2c-dev.c:356 compat_i2cdev_ioctl+0x439/0x540 drivers/i2c/i2c-dev.c:585 __do_compat_sys_ioctl fs/ioctl.c:695 [inline] __se_compat_sys_ioctl fs/ioctl.c:638 [inline] __ia32_compat_sys_ioctl+0x2cf/0x360 fs/ioctl.c:638 do_syscall_32_irqs_on arch/x86/entry/syscall_32.c:83 [inline] __do_fast_syscall_32+0xe7/0x970 arch/x86/entry/syscall_32.c:307 do_fast_syscall_32+0x32/0x70 arch/x86/entry/syscall_32.c:332 entry_SYSENTER_compat_after_hwframe+0x84/0x8e RIP: 0023:0xf704efec Code: Unable to access opcode bytes at 0xf704efc2. RSP: 002b:00000000f543d50c EFLAGS: 00000292 ORIG_RAX: 0000000000000036 RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000000000720 RDX: 0000000080000040 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000292 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 ---------------- Code disassembly (best guess): 0: 48 89 54 24 40 mov %rdx,0x40(%rsp) 5: e8 03 46 8b fa call 0xfa8b460d a: 4c 89 e7 mov %r12,%rdi d: e8 9b f8 db fe call 0xfedbf8ad 12: 48 89 c6 mov %rax,%rsi 15: 48 8d 3d 21 b3 b1 09 lea 0x9b1b321(%rip),%rdi # 0x9b1b33d 1c: 44 8b 44 24 20 mov 0x20(%rsp),%r8d 21: 8b 4c 24 30 mov 0x30(%rsp),%ecx 25: 48 8b 54 24 40 mov 0x40(%rsp),%rdx * 2a: 67 48 0f b9 3a ud1 (%edx),%rdi <-- trapping instruction 2f: e9 28 ed ff ff jmp 0xffffed5c 34: e8 d4 45 8b fa call 0xfa8b460d 39: 89 ee mov %ebp,%esi 3b: bf ff 00 00 00 mov $0xff,%edi