------------[ cut here ]------------ usb 3-1: BOGUS control dir, pipe 80005380 doesn't match bRequestType c0 WARNING: CPU: 0 PID: 10031 at drivers/usb/core/urb.c:413 usb_submit_urb+0x115d/0x1890 drivers/usb/core/urb.c:411 Modules linked in: CPU: 0 UID: 0 PID: 10031 Comm: syz.3.1049 Not tainted 6.15.0-syzkaller-12426-ge271ed52b344 #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 RIP: 0010:usb_submit_urb+0x115d/0x1890 drivers/usb/core/urb.c:411 Code: 0f b6 44 05 00 84 c0 0f 85 10 06 00 00 45 0f b6 04 24 48 c7 c7 80 ec 33 8c 48 8b 74 24 10 4c 89 fa 44 89 f1 e8 54 5d 63 fa 90 <0f> 0b 90 90 49 bd 00 00 00 00 00 fc ff df e9 e0 f3 ff ff 89 e9 80 RSP: 0018:ffffc9000407f670 EFLAGS: 00010246 RAX: a0b5dce6a71d5900 RBX: ffff8880279cf200 RCX: 0000000000080000 RDX: ffffc9000c9cd000 RSI: 00000000000157a9 RDI: 00000000000157aa RBP: 1ffff1100ef48ba0 R08: ffffc9000407f387 R09: 1ffff9200080fe70 R10: dffffc0000000000 R11: fffff5200080fe71 R12: ffff888077a45d00 R13: dffffc0000000000 R14: 0000000080005380 R15: ffff888053eb9c20 FS: 0000000000000000(0000) GS:ffff888125c55000(0063) knlGS:00000000f50deb40 CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 CR2: 0000000030a19ffc CR3: 000000003413a000 CR4: 00000000003526f0 Call Trace: usb_start_wait_urb+0x114/0x4c0 drivers/usb/core/message.c:59 usb_internal_control_msg drivers/usb/core/message.c:103 [inline] usb_control_msg+0x232/0x3e0 drivers/usb/core/message.c:154 dtv5100_i2c_msg+0x250/0x330 drivers/media/usb/dvb-usb/dtv5100.c:60 dtv5100_i2c_xfer+0x1a4/0x3c0 drivers/media/usb/dvb-usb/dtv5100.c:86 __i2c_transfer+0x874/0x2170 drivers/i2c/i2c-core-base.c:-1 i2c_transfer+0x25b/0x3a0 drivers/i2c/i2c-core-base.c:2314 i2cdev_ioctl_rdwr+0x460/0x740 drivers/i2c/i2c-dev.c:306 compat_i2cdev_ioctl+0x5a8/0x5c0 drivers/i2c/i2c-dev.c:575 __do_compat_sys_ioctl fs/ioctl.c:1005 [inline] __se_compat_sys_ioctl fs/ioctl.c:948 [inline] __ia32_compat_sys_ioctl+0x540/0x840 fs/ioctl.c:948 do_syscall_32_irqs_on arch/x86/entry/syscall_32.c:83 [inline] __do_fast_syscall_32+0xb6/0x2b0 arch/x86/entry/syscall_32.c:306 do_fast_syscall_32+0x34/0x80 arch/x86/entry/syscall_32.c:331 entry_SYSENTER_compat_after_hwframe+0x84/0x8e RIP: 0023:0xf70ee539 Code: 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 RSP: 002b:00000000f50de55c EFLAGS: 00000206 ORIG_RAX: 0000000000000036 RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000000000707 RDX: 0000000080000080 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 ---------------- Code disassembly (best guess): 0: 03 74 b4 01 add 0x1(%rsp,%rsi,4),%esi 4: 10 07 adc %al,(%rdi) 6: 03 74 b0 01 add 0x1(%rax,%rsi,4),%esi a: 10 08 adc %cl,(%rax) c: 03 74 d8 01 add 0x1(%rax,%rbx,8),%esi 20: 00 51 52 add %dl,0x52(%rcx) 23: 55 push %rbp 24: 89 e5 mov %esp,%ebp 26: 0f 34 sysenter 28: cd 80 int $0x80 * 2a: 5d pop %rbp <-- trapping instruction 2b: 5a pop %rdx 2c: 59 pop %rcx 2d: c3 ret 2e: 90 nop 2f: 90 nop 30: 90 nop 31: 90 nop 32: 90 nop 33: 90 nop 34: 90 nop 35: 90 nop 36: 90 nop 37: 90 nop 38: 90 nop 39: 90 nop 3a: 90 nop 3b: 90 nop 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop