From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f199.google.com (mail-il1-f199.google.com [209.85.166.199]) (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 431B4202997 for ; Sun, 27 Jul 2025 10:41:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.199 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1753612893; cv=none; b=UPYR7UUFhzM8kD3r+VlyZQkAP3X8qakmhdhz8H/Iu1K3j2ziCAkXOhAEJ6jUI/x7dvHk3FwL20un41vvfEqgHY4xvJXB2cZ09Avcb+H28YaQ2i38VbAkTvvPwvWFLIoB/kqMxixvUQ5g8wyIws320q/wsmZg9bZPO7xRrPLfjPs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1753612893; c=relaxed/simple; bh=1z+sY1r1bSt4nt1yX8yYd2JVtkgNGqXWy+V7F6uQyKU=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=llAQgqOheycQpNh2VG7sbtCyicMwPGMEmOek9w45inXcV1tK4hIpsbCz7fkMKpaL0V34aeouawxiaRv8euDgyG0JV0mjSSW9pENzrEB0uUTeLIlj/tc682BTg5V+ERw1NIeHFpg6WdEONQWB4ysTFoYa/6JBGQxw22rAE/0Odso= 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=209.85.166.199 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-il1-f199.google.com with SMTP id e9e14a558f8ab-3e3a4a835dfso36106755ab.2 for ; Sun, 27 Jul 2025 03:41:31 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1753612890; x=1754217690; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=HLVby4S1Yu+vhV3PiAuJdUuMMrGFCuoKaOzd1A0hB/4=; b=OMDpdqTM+cORnZrFoxBlHAEN3KfuTrQisb2jplydoLg7Cj188SycoJb+DRbgkf34e9 GKpWlgBM+xDRcQj9nS50SVe6k1SHba0/jeo3Nm98SGrlP/tYUxHRM4v0mGjRvaEPcK6T 2R5z1ui//nBcyotjxz7IzhSqG6TACySNZqfV9LgspPPivEfPTsMvAQCQ/dnItgmZz5f2 jdbseU/nljooRQB+cgG7dLePNlRK8lsb3/UKE94LuhTEyzk2UvF6EOv/7d2HFR97PLQi oyNVx0SyJf9ubqMM5/WyJpal4kTWfEYSEM8EgJ0IMvjKpVdHfYkKqSSyco+N8NzaFyr+ L2Ww== X-Gm-Message-State: AOJu0YzEoI8s9ESme1QLU/W0u4SGsqy67Afc6YqinL35ESRjukyzFIx4 k6OTi/9AdjrxpvDNo2ZbAb4VUeV2MguElIDioTa++9HKAVApODzz4hn/zno/qXMkclv6oUkV9Vf BwbxbcGuIisefyNSI4WIgfXHTQci31LswbKYy5/nd0g348q3hkwVju+2ckp4= X-Google-Smtp-Source: AGHT+IHa5mexOEUXQyXKRMMdscS6zJUVkwHr/EVOLI0DTP9KCYuQK4A4ovInfTYL9hrAWMzIpMf5X/p0g8nMvmwIkexmfcQYPO5Q Precedence: bulk X-Mailing-List: linux-ext4@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:2490:b0:3df:154d:aa60 with SMTP id e9e14a558f8ab-3e3c5322bdemr164937335ab.22.1753612890411; Sun, 27 Jul 2025 03:41:30 -0700 (PDT) Date: Sun, 27 Jul 2025 03:41:30 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6886025a.a00a0220.b12ec.0050.GAE@google.com> Subject: [syzbot] Monthly ext4 report (Jul 2025) From: syzbot To: linux-ext4@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello ext4 maintainers/developers, This is a 31-day syzbot report for the ext4 subsystem. All related reports/information can be found at: https://syzkaller.appspot.com/upstream/s/ext4 During the period, 5 new issues were detected and 0 were fixed. In total, 52 issues are still open and 156 have already been fixed. Some of the still happening issues: Ref Crashes Repro Title <1> 73190 Yes possible deadlock in dqget https://syzkaller.appspot.com/bug?extid=6e493c165d26d6fcbf72 <2> 2590 Yes KASAN: out-of-bounds Read in ext4_xattr_set_entry https://syzkaller.appspot.com/bug?extid=f792df426ff0f5ceb8d1 <3> 2524 Yes kernel BUG in ext4_do_writepages https://syzkaller.appspot.com/bug?extid=d1da16f03614058fdc48 <4> 2514 Yes INFO: task hung in sync_inodes_sb (5) https://syzkaller.appspot.com/bug?extid=30476ec1b6dc84471133 <5> 2132 Yes INFO: task hung in jbd2_journal_commit_transaction (5) https://syzkaller.appspot.com/bug?extid=3071bdd0a9953bc0d177 <6> 440 Yes INFO: task hung in do_get_write_access (3) https://syzkaller.appspot.com/bug?extid=e7c786ece54bad9d1e43 <7> 413 No KCSAN: data-race in generic_buffers_fsync_noflush / writeback_single_inode (3) https://syzkaller.appspot.com/bug?extid=35257a2200785ea628f5 <8> 386 Yes WARNING in ext4_xattr_inode_lookup_create https://syzkaller.appspot.com/bug?extid=fe42a669c87e4a980051 <9> 242 Yes INFO: task hung in do_renameat2 (2) https://syzkaller.appspot.com/bug?extid=39a12f7473ed8066d2ca <10> 211 Yes possible deadlock in ext4_xattr_inode_lookup_create https://syzkaller.appspot.com/bug?extid=d91a6e2efb07bd3354e9 --- 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.