From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-oo1-f71.google.com (mail-oo1-f71.google.com [209.85.161.71]) (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 8FF1B2571A5 for ; Mon, 29 Dec 2025 08:12:30 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.161.71 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1766995952; cv=none; b=SaWj5usJW1lMNCdfq9nYmlJERUdk0B6WAxFSVAgNRf+RnNJaYo8vdZmdFxmV4uD0XyzOIn5i/KPEYjqty7dkdfTqVPHNld7PFeXgx3ptAf0Uh74TwvxFN1XInMn2ZE5EaNaBRzI49+wli85RNAr4gXjU0CQkbR8XwNwiL6aWuYk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1766995952; c=relaxed/simple; bh=Rrlz275y1aWNSMm4m0y+jrrXx3XFMn02TjQ0EBJHPPc=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=u+UBAD+Ov/SE14tQX/9tzG33g8oGHURliLl1QCqhJC00HnAS13z7yrNkS+NNeuyJathd9VsH2G4lzVBUudIz6ogi0YllvOwX8rTyHX58uIXUjJCfMWaZV0MePQDbwhmWrlUsf6D1FSBQ1B086h/7HDGwOOxuCRo7fNqJyeFTTxY= 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=209.85.161.71 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-oo1-f71.google.com with SMTP id 006d021491bc7-6574d564a9eso16481659eaf.2 for ; Mon, 29 Dec 2025 00:12:30 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1766995949; x=1767600749; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=b9E7Q9KyxjjRA7BSH00pAcN19gwV5HKsdKTMGUXCavE=; b=rSBzRNP3kX067fTShv4zO+75DxH+/sSGpYwRYH/VaWIkXkX8EkBKEeaAQlcGIgt0P3 avMp15FACLrNhIBcv0aptp3qbG+cRzeq9AoOMvXKRKuULXbfp7dCxCO1nttdPA/DheAG kGiTDeeGyWgjDIHd89NphFWGuyZxXk2CsDoOa6mLM5IAAMpPiPk28dGUZ4OoLePMqSrc zA3bGeyJheu87nH536Ug/JAl/olXXylF+qps1wzXLIwpk6u1MS0iPyJ4Fut3kTDiAq1e Iq1Knb4QOWmX3XEW+pkGmm0n5ECboHCkyZL6dTOApK/ZZsoR0fkhXZvTBFMiNGRPlh5x 5hOQ== X-Gm-Message-State: AOJu0Yxt51fHrrr6LbytoH43jTgWYgYxY8BCArUfAJSd+/lFXRSiMAbn gaTH0rKjjIYIO4Bm/LXwpNWuu0Q5pNsvRsN58mA8iOfYh68D5CAg5YoT9bTjT8+aDyz7nhZ+AWQ MvXcSH7Qkp/DTo+DPBWNLTp7g7t93TmyNdx3DevZfMOgcXtepyW2/VnCXOS8= X-Google-Smtp-Source: AGHT+IHjeaKE8BtS39VGIt6q842BcgLQltYsmEgFO10No6ceTlGYFK9Ednpb7xl8AHAftdwIQjL9T/UYlmPaKpjJVJPG9fz5jRcU Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6820:611:b0:65b:3957:697a with SMTP id 006d021491bc7-65d0ea97125mr13948035eaf.41.1766995949483; Mon, 29 Dec 2025 00:12:29 -0800 (PST) Date: Mon, 29 Dec 2025 00:12:29 -0800 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <695237ed.a70a0220.c527.0023.GAE@google.com> Subject: [syzbot] Monthly usb report (Dec 2025) From: syzbot To: linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello usb maintainers/developers, This is a 31-day syzbot report for the usb subsystem. All related reports/information can be found at: https://syzkaller.appspot.com/upstream/s/usb During the period, 8 new issues were detected and 0 were fixed. In total, 81 issues are still open and 402 have already been fixed. Some of the still happening issues: Ref Crashes Repro Title <1> 6725 Yes KASAN: use-after-free Read in v4l2_fh_init https://syzkaller.appspot.com/bug?extid=c025d34b8eaa54c571b8 <2> 5297 No WARNING in kcov_remote_start (6) https://syzkaller.appspot.com/bug?extid=3f51ad7ac3ae57a6fdcc <3> 4187 Yes WARNING in usb_free_urb https://syzkaller.appspot.com/bug?extid=b466336413a1fba398a5 <4> 3195 Yes KASAN: use-after-free Read in v4l2_fh_open https://syzkaller.appspot.com/bug?extid=b2391895514ed9ef4a8e <5> 2150 Yes INFO: task hung in jbd2_journal_commit_transaction (5) https://syzkaller.appspot.com/bug?extid=3071bdd0a9953bc0d177 <6> 2026 Yes possible deadlock in input_inject_event https://syzkaller.appspot.com/bug?extid=79c403850e6816dc39cf <7> 1999 Yes INFO: task hung in usbdev_open (2) https://syzkaller.appspot.com/bug?extid=b73659f5bb96fac34820 <8> 1413 Yes KASAN: use-after-free Read in em28xx_init_extension (2) https://syzkaller.appspot.com/bug?extid=99d6c66dbbc484f50e1c <9> 1199 Yes WARNING in enable_work https://syzkaller.appspot.com/bug?extid=7053fbd8757fecbbe492 <10> 918 Yes INFO: task hung in hub_port_init (3) https://syzkaller.appspot.com/bug?extid=b6f11035e572f08bc20f --- 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. To disable reminders for individual bugs, reply with the following command: #syz set no-reminders To change bug's subsystems, reply with: #syz set subsystems: new-subsystem You may send multiple commands in a single email message.