From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-oi1-f206.google.com (mail-oi1-f206.google.com [209.85.167.206]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id DD55E7E0E8 for ; Fri, 5 Dec 2025 01:02:22 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.167.206 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764896544; cv=none; b=sZaL200ciJjFkQV2QHM0dUFVJ3/L5Clkp8q6B2Fs1c/vPtvcgItl3wTZ5DFVT3xSHeSE3/6wPr7NeWxqV5+2PXbFvTpPT2xG8XdbIoqpWc92SZoFfs1APpi600lpzosCuReKriE4RVrctgR3fPrHO/8A80tNveKP/MiOYQKHgpk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764896544; c=relaxed/simple; bh=0q4rwlVYhqYbxWW9ZJ8VAHJTBSQDrRheWtIW65BUFI8=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=hlC/Zf77oyslgRrKoFZVNMih3uw1OTBEU8Svd8TXY//BlP2X1tAXpNBSkgdYL74e2biJKnDfJGDZSQFK1lP7hhGI8VFI1DbtURmqbx6bThQgqzmog19JtQgDezPtyR/voOtz8qwQlA2vyEKRl9Ti83PsUAUN7Mc5Y4LZUAzrDxo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.client-ip=209.85.167.206 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com Received: by mail-oi1-f206.google.com with SMTP id 5614622812f47-450fd003480so2069496b6e.2 for ; Thu, 04 Dec 2025 17:02:22 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1764896541; x=1765501341; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=HPdsiMfQtFN0CDoGFHu0QS5KMfcJQQ3r9oNbv5A9UFY=; b=PNGwmP1WyrQz5kZPkYnsgEKig+APFWtMH8mlfTLKO6bvpiCRJ5+7pBV+rm0puvfP/p ht20BXEYb2IAJL2UyHzrHAyT1+ffm+PsNep5OIiGHLVrZPlNVkRKbK7s3lf7IHbbmYmK hgzMruLIoA9ItXm3/Fss7143vLBXw/rKQFCtNaDuUPXfOP7AxeonY0u3rbSoBSLnaepJ rqSBophv5JTrgqX87kyMD976xA/K+J2OR/648FtWm8OERYau8tgKLLZ3csrvsjy/lJWy qngLLpCOrgjRpnrKOX7KijeB9RIbxDmgOI2H8OARzWFMOXySZj84K/OaHkdrWJDxr1xB W2PA== X-Forwarded-Encrypted: i=1; AJvYcCVBzqfot2DmKXk/1tJgg2VvaanQRx9KP94xXKv45pMXCFsVu9IN36AeA71F/KSX9xFYFoLjcUTXXak=@vger.kernel.org X-Gm-Message-State: AOJu0YwjDXACZ7RiS77SpFtVNu7ypxcjIHz5kfzikCLt0W51kuIU90J6 btdR043xoN0S/AwUkhaRvYyM3KI688+nmDRgLYslfErQp6GnGXH31OVw+6nXqUmYbn85UCn9wFn n0W1Cx/qOdwp4jXYNaZ3LORxpXR7IYv7QzKmAHEMhBKb0aNpD4WtmixYt0+8= X-Google-Smtp-Source: AGHT+IEoXi47qAVAvv0Lx7D5AF40JncmZ+HQw73x48IjvdnOanGL49E5VnfENKpFgZBeo7sXBLK7TKof3tQsz+Ks0vaZkgmxifIH Precedence: bulk X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6808:2195:b0:450:89ee:922c with SMTP id 5614622812f47-45379d8b223mr2519361b6e.27.1764896541572; Thu, 04 Dec 2025 17:02:21 -0800 (PST) Date: Thu, 04 Dec 2025 17:02:21 -0800 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <69322f1d.a70a0220.d98e3.01e2.GAE@google.com> Subject: [syzbot] [usb?] WARNING in ADDR_ctrl_msg/usb_submit_urb From: syzbot To: gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot found the following issue on: HEAD commit: e69c7c175115 Merge tag 'timers_urgent_for_v6.18_rc8' of gi.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=1620c512580000 kernel config: https://syzkaller.appspot.com/x/.config?x=14b6a9313e132a6b dashboard link: https://syzkaller.appspot.com/bug?extid=427909a2e3b2f83d78cb compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 userspace arch: i386 Unfortunately, I don't have any reproducer for this issue yet. Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/2a7727a15216/disk-e69c7c17.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/07f937b0ef40/vmlinux-e69c7c17.xz kernel image: https://storage.googleapis.com/syzbot-assets/a2ace6f54a3d/bzImage-e69c7c17.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+427909a2e3b2f83d78cb@syzkaller.appspotmail.com ------------[ cut here ]------------ usb 2-1: BOGUS control dir, pipe 80005680 doesn't match bRequestType c0 WARNING: CPU: 1 PID: 7927 at drivers/usb/core/urb.c:414 usb_submit_urb+0x114d/0x18b0 drivers/usb/core/urb.c:412 Modules linked in: CPU: 1 UID: 0 PID: 7927 Comm: syz.1.9434 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+0x114d/0x18b0 drivers/usb/core/urb.c:412 Code: df 0f b6 44 05 00 84 c0 0f 85 2a 06 00 00 45 0f b6 45 00 48 c7 c7 c0 18 11 8c 48 8b 34 24 4c 89 fa 44 89 f1 e8 c4 d0 8f fa 90 <0f> 0b 90 90 49 bf 00 00 00 00 00 fc ff df e9 95 f2 ff ff 89 e9 80 RSP: 0018:ffffc9000cd575a0 EFLAGS: 00010246 RAX: 7bec10db12722900 RBX: ffff88802826fd00 RCX: 0000000000080000 RDX: ffffc9000fcd1000 RSI: 0000000000003d41 RDI: 0000000000003d42 RBP: 1ffff11007c64078 R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffffbfff1bba684 R12: ffff88803d64a100 R13: ffff88803e3203c0 R14: 0000000080005680 R15: ffff88804c9092c0 FS: 0000000000000000(0000) GS:ffff888126238000(0063) knlGS:00000000f543db40 CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 CR2: 00000000801c0018 CR3: 0000000040d46000 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 ce6230_ctrl_msg+0x2c2/0x650 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+0x874/0x2170 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 compat_i2cdev_ioctl+0x5a8/0x5c0 drivers/i2c/i2c-dev.c:575 __do_compat_sys_ioctl fs/ioctl.c:695 [inline] __se_compat_sys_ioctl fs/ioctl.c:638 [inline] __ia32_compat_sys_ioctl+0x543/0x840 fs/ioctl.c:638 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: 0023:0xf704d539 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:00000000f543d55c EFLAGS: 00000206 ORIG_RAX: 0000000000000036 RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000000000707 RDX: 0000000080000a40 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 --- 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 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