------------[ cut here ]------------ usb 6-1: BOGUS control dir, pipe 80000480 doesn't match bRequestType c0 WARNING: drivers/usb/core/urb.c:414 at 0x0, CPU#0: syz.5.273/7397 Modules linked in: CPU: 0 UID: 0 PID: 7397 Comm: syz.5.273 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+0x111c/0x18d0 drivers/usb/core/urb.c:412 Code: b8 00 00 00 00 00 fc ff df 0f b6 44 05 00 84 c0 0f 85 a7 05 00 00 45 0f b6 45 00 48 8b 3c 24 48 8b 74 24 20 4c 89 fa 44 89 f1 <67> 48 0f b9 3a 49 bf 00 00 00 00 00 fc ff df e9 b7 f2 ff ff 89 e9 RSP: 0018:ffffc9000b797760 EFLAGS: 00010246 RAX: 0000000000000000 RBX: ffff888027903100 RCX: 0000000080000480 RDX: ffff88801f68c3a0 RSI: ffffffff8c13ff40 RDI: ffffffff8f8eb720 RBP: 1ffff11003f5c2f0 R08: 00000000000000c0 R09: 0000000000000000 R10: dffffc0000000000 R11: fffff520016f2f18 R12: ffff888079f30100 R13: ffff88801fae1780 R14: 0000000080000480 R15: ffff88801f68c3a0 FS: 00007ff8006056c0(0000) GS:ffff888125e3a000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000110c3420ff CR3: 0000000044a69000 CR4: 0000000000350ef0 Call Trace: usb_start_wait_urb+0x115/0x4f0 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 ce6230_ctrl_msg+0x2b1/0x660 drivers/media/usb/dvb-usb-v2/ce6230.c:61 ce6230_i2c_master_xfer+0x4ce/0x6d0 drivers/media/usb/dvb-usb-v2/ce6230.c:113 __i2c_transfer+0x871/0x2110 drivers/i2c/i2c-core-base.c:-1 i2c_transfer+0x25b/0x3a0 drivers/i2c/i2c-core-base.c:2317 i2cdev_ioctl_rdwr+0x460/0x740 drivers/i2c/i2c-dev.c:306 i2cdev_ioctl+0x64b/0x820 drivers/i2c/i2c-dev.c:467 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:597 [inline] __se_sys_ioctl+0xfc/0x170 fs/ioctl.c:583 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7ff7ff78f749 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ff800605038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007ff7ff9e5fa0 RCX: 00007ff7ff78f749 RDX: 0000200000000a40 RSI: 0000000000000707 RDI: 0000000000000004 RBP: 00007ff7ff813f91 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ff7ff9e6038 R14: 00007ff7ff9e5fa0 R15: 00007fff129b5c08 ---------------- Code disassembly (best guess): 0: b8 00 00 00 00 mov $0x0,%eax 5: 00 fc add %bh,%ah 7: ff (bad) 8: df 0f fisttps (%rdi) a: b6 44 mov $0x44,%dh c: 05 00 84 c0 0f add $0xfc08400,%eax 11: 85 a7 05 00 00 45 test %esp,0x45000005(%rdi) 17: 0f b6 45 00 movzbl 0x0(%rbp),%eax 1b: 48 8b 3c 24 mov (%rsp),%rdi 1f: 48 8b 74 24 20 mov 0x20(%rsp),%rsi 24: 4c 89 fa mov %r15,%rdx 27: 44 89 f1 mov %r14d,%ecx * 2a: 67 48 0f b9 3a ud1 (%edx),%rdi <-- trapping instruction 2f: 49 bf 00 00 00 00 00 movabs $0xdffffc0000000000,%r15 36: fc ff df 39: e9 b7 f2 ff ff jmp 0xfffff2f5 3e: 89 e9 mov %ebp,%ecx