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charset="UTF-8" Hello, syzbot found the following issue on: HEAD commit: 9afe652958c3 Merge tag 'x86_urgent_for_6.16-rc3' of git://.. git tree: upstream console+strace: https://syzkaller.appspot.com/x/log.txt?x=154c2370580000 kernel config: https://syzkaller.appspot.com/x/.config?x=5f3f62311f35cdd9 dashboard link: https://syzkaller.appspot.com/bug?extid=0cd0fb4cf3f4722d6663 compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=14a3b50c580000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=12a3b50c580000 Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/ad9d856c993f/disk-9afe6529.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/f58228c24de9/vmlinux-9afe6529.xz kernel image: https://storage.googleapis.com/syzbot-assets/809c5234f87e/bzImage-9afe6529.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+0cd0fb4cf3f4722d6663@syzkaller.appspotmail.com ------------[ cut here ]------------ usb 1-1: BOGUS control dir, pipe 80000280 doesn't match bRequestType c0 WARNING: CPU: 1 PID: 5836 at drivers/usb/core/urb.c:411 usb_submit_urb+0x13c3/0x1790 drivers/usb/core/urb.c:411 Modules linked in: CPU: 1 UID: 0 PID: 5836 Comm: syz-executor308 Not tainted 6.16.0-rc2-syzkaller-00024-g9afe652958c3 #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 RIP: 0010:usb_submit_urb+0x13c3/0x1790 drivers/usb/core/urb.c:411 Code: e8 b2 12 89 fa 4c 89 ef e8 ba b7 d5 fe 44 8b 44 24 28 44 89 f9 48 8b 54 24 38 48 89 c6 48 c7 c7 40 06 73 8c e8 fe d7 47 fa 90 <0f> 0b 90 90 e9 84 ef ff ff e8 7f 12 89 fa 0f b6 2d d9 8d 5d 09 31 RSP: 0018:ffffc90003eff980 EFLAGS: 00010286 RAX: 0000000000000000 RBX: ffff888020ef6800 RCX: ffffffff817ae248 RDX: ffff888012e9bc00 RSI: ffffffff817ae255 RDI: 0000000000000001 RBP: ffff888140fef058 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000001 R12: ffff88803498ce80 R13: ffff888140fef0b0 R14: 0000000000000001 R15: 0000000080000280 FS: 0000555558039380(0000) GS:ffff88812485a000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000200000002580 CR3: 0000000073ffa000 CR4: 0000000000350ef0 Call Trace: usb_start_wait_urb+0x104/0x4b0 drivers/usb/core/message.c:59 usb_internal_control_msg drivers/usb/core/message.c:103 [inline] usb_control_msg+0x326/0x4a0 drivers/usb/core/message.c:154 dib0700_ctrl_rd+0x1b2/0x350 drivers/media/usb/dvb-usb/dib0700_core.c:95 dib0700_i2c_xfer_legacy drivers/media/usb/dvb-usb/dib0700_core.c:315 [inline] dib0700_i2c_xfer+0xa9a/0xe40 drivers/media/usb/dvb-usb/dib0700_core.c:361 __i2c_transfer+0x6b6/0x2190 drivers/i2c/i2c-core-base.c:2258 i2c_transfer drivers/i2c/i2c-core-base.c:2314 [inline] i2c_transfer+0x1da/0x380 drivers/i2c/i2c-core-base.c:2290 i2cdev_ioctl_rdwr+0x373/0x710 drivers/i2c/i2c-dev.c:306 i2cdev_ioctl+0x5ff/0x820 drivers/i2c/i2c-dev.c:467 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:907 [inline] __se_sys_ioctl fs/ioctl.c:893 [inline] __x64_sys_ioctl+0x18e/0x210 fs/ioctl.c:893 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xcd/0x4c0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fa17e8248f9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffd59dafc98 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa17e8248f9 RDX: 0000200000002580 RSI: 0000000000000707 RDI: 0000000000000004 RBP: 00007fa17e8975f0 R08: 00232d6332692f76 R09: 0000000000000006 R10: 000000000000001f R11: 0000000000000246 R12: 0000000000000001 R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001 --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@googlegroups.com. syzbot will keep track of this issue. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot. If the report is already addressed, let syzbot know by replying with: #syz fix: exact-commit-title If you want syzbot to run the reproducer, reply with: #syz test: git://repo/address.git branch-or-commit-hash If you attach or paste a git patch, syzbot will apply it before testing. If you want to overwrite report's subsystems, reply with: #syz set subsystems: new-subsystem (See the list of subsystem names on the web dashboard) If the report is a duplicate of another one, reply with: #syz dup: exact-subject-of-another-report If you want to undo deduplication, reply with: #syz undup