From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=209.85.167.197 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1794515637; b=L6HzeqVpFQwlkI9U9bFNrnHnjEY5vwskdO5nxWxeDlH8t/TpWs/BMPlaK5wEQDbR9BIX wd7E39aVYzPqTWRbpkA0VTIEgDpelbg6hUSOcUxUrTmylRDIhRc1yC2/9xuksbWWYLvhk V8sy3JtlQN9ti3IsCEHqc3ruCa+P+l+qJlSbL6j7WSl2uQfyxnm15n+/j/L9m9LxPI3fX cr4PlP01cUb56B4xmnckqBWNoAXW7GbaGhsO2QrHTDX9ztORDFdkc8UljpM2lJc67i7M8 zjwd85CYApCS6gMdg4Ym6GiyJM4BI/DC/DZNdlrnGxRVVHcZtMWPxhKVko6nexKGlJg== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1794515637; h=DMARC-Filter:Received:X-Google-DKIM-Signature:X-Gm-Message-State: MIME-Version:X-Received:Date:X-Google-Appengine-App-Id: X-Google-Appengine-App-Id-Alias:Message-ID:Subject:From:To: Content-Type; bh=gBrVAJTdCZD3/za9gWbaVLKgy+2UrOYir7j9/p3Gzwo=; b=vFOqtJLdOVGFRW6oDiBSsGQDx+il1uxdId65cOIuMPl22fHMUi5D6o0X/NIi89KGkvL4 XUnyVLHKDfeqS2ekVhi2Y2kb2kmuZFaH0HAd041msu+N3rIUpZZrIhJBb0YJ5/fNQys9N hf3leat9nYS00tYMNlZMosVjpXmlDk7mU+gse6IVU+/0CSEOdzREgmH41+2zNRnq5QL4N ar4Lo+wn66PKPdLDaNau6KP95v7z0Sd9FuN2UHx8zWFavhiNDdanZWaPJ9pj+aImw1cyp IcUcq/lVEpiMXuLK+ogsOCZdagO6NLhkZlLp8uWytH4gjBTKt1NJkCHY9umzMRlDOcg== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=fail header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.remote-ip=209.85.167.197 Received: from mail-oi1-f197.google.com (mail-oi1-f197.google.com [209.85.167.197]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4DC7F606A321 for ; Thu, 12 Nov 2026 20:33:57 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.2 smtp.subspace.kernel.org 4DC7F606A321 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-f197.google.com with SMTP id 5614622812f47-4c734afb8deso238816b6e.1 for ; Thu, 12 Nov 2026 12:33:57 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20260707; t=1794515636; x=1795120436; h=content-type:to:from:subject:message-id:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to :content-type; bh=gBrVAJTdCZD3/za9gWbaVLKgy+2UrOYir7j9/p3Gzwo=; b=hJINjrTECynHQ84hdKeWWDus/FS+6jzwC+0tGzqyW6o9Zkq2aP3wZhOHLj9417Iaze SAxteKwXl4Ou7QWD585oAtSGCDTUCS01jyPyKX/x17/X0ZyOX472YBOHGWj8RJGKowXE d1FNsiPF12VTSjuEdus7FW+xQMQP6V+WJuMN3g2Hhb/S8hYqGX4tswZOxXVZvDbQLKqE tRKK7ahp6bhdFj1nyhvjnOVO73g3zMz4qcfbBAgcWlcPxAFtHAT0Um+rrfYQi9Om3GBn 7g93D7IFERaiz2iA7UzGoi8COZXvgHF5FhWVF5F3dQbjDYLk+F3Aoiq1nlIcBILc3v9b +06w== X-Gm-Message-State: APuU4Z9NXDSk91r3fHTZq9HVlIfmg3lG11QZy32mwe2HtY6pMR5i70xO i6thcqfXzVdnUnmwZuOand/wYO8xavw6qe74jr9BVkfZDzA6t3U2tFy4DFggNEbgJEqAEYzw7yH HK25+XDvt8wrxmVbtSe5Ov/rjsbLBGGliGPQNISgdcCBDDOj7PPDmX3yyjs0= X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 X-Received: by 2002:a05:6808:1645:b0:4d5:27da:a496 with SMTP id 5614622812f47-56e65c55d18mr343213b6e.48.1794515636371; Thu, 12 Nov 2026 12:33:56 -0800 (PST) Date: Thu, 12 Nov 2026 12:33:56 -0800 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6af622b4.ff6dfe28.557e.0019.GAE@google.com> Subject: [syzbot] Monthly fs report (Nov 2026) From: syzbot To: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello fs maintainers/developers, This is a 31-day syzbot report for the fs subsystem. All related reports/information can be found at: https://syzkaller.appspot.com/upstream/s/fs During the period, 2 new issues were detected and 2 were fixed. In total, 42 issues are still open and 644 have already been fixed. There are also 35 low-priority issues. Some of the still happening issues: Ref Crashes Repro Title <1> 12025 Yes KASAN: use-after-free Read in hpfs_get_ea https://syzkaller.appspot.com/bug?extid=fa88eb476e42878f2844 <2> 10568 Yes VFS: Busy inodes after unmount (use-after-free) (4) https://syzkaller.appspot.com/bug?extid=d569e274f46ca86f78fa <3> 8841 Yes INFO: task hung in __iterate_supers https://syzkaller.appspot.com/bug?extid=b10aefdd9ef275e9368d <4> 2045 Yes INFO: task hung in user_get_super (2) https://syzkaller.appspot.com/bug?extid=ba09f4a317431df6cddf <5> 37 Yes KASAN: slab-use-after-free Read in lockref_get (2) https://syzkaller.appspot.com/bug?extid=227dbc9afd022922d624 <6> 28 Yes INFO: rcu detected stall in sys_close (7) https://syzkaller.appspot.com/bug?extid=393022c13d02e1f680e3 <7> 26 Yes INFO: task hung in writeback_iter (3) https://syzkaller.appspot.com/bug?extid=1e3ff4b07c16ca0f6fe2 <8> 11 Yes KASAN: use-after-free Read in hpfs_bplus_lookup https://syzkaller.appspot.com/bug?extid=8debf4b3f7c7391cd8eb <9> 11 Yes divide error in qnx6_mmi_fill_super https://syzkaller.appspot.com/bug?extid=6a0633f11d3fb88860bf <10> 10 Yes INFO: rcu detected stall in kswapd (4) https://syzkaller.appspot.com/bug?extid=f886305df0acc6fa097a --- 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.