From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=209.85.167.199 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793162025; b=twRV/mEyQQ2r+0Nt9fskS9JxKnhCG0zYZeDNuuLVSbWgeJQS76Gf3bPdJVR0hMrqEuQx 6NlS6Q35GjisXpy/RMdUWnZM2I+NI/hq2U3OjPxZ1frGv6i+y1eWA0qKLfyCZYIIC+Rsl c9B/+ar4b7arktixOvOrgbSfBz8pshciKukuQETKNJYPw+tJqGDdHrEZsACFCFbNJXkzP 1wOhNJ64k2qlAOPUTnh1PQWzv90DtfwYxbDYG23zzSgPp10Hl8S0F4dYJUSBcDjYya0fH Zpgoo1gyl4ql4z7GaKwKzra/NCAauBu4lk7oPo7BhXMGiyYKLEDtyN09L+gH/kcmuIA== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793162025; h=DMARC-Filter:Received:X-Google-DKIM-Signature:X-Forwarded-Encrypted: 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=wT66TGIvpZCHrHHE05hEIvqStnKLFFiHYFABNX90Gc0=; b=yBHqe57OF8F+m5onq6SPsNVhv66OF2yla8i7g3bgC/9IAvZsjHlHgbicoQBPFwJahIz+ lWXBovc/5BMhRxyf1RIZ38vzABNDsEnvZwc+5Qw+9IO9XSUciqnZxe9GrI3HBkhBW2IC2 YD9Vir6BCQ98BlTSYrA6BjRkNfarXi8US6vmJxzkErqfp5TC/MJhrPXdcjMTKpl95p70k VtQ7gkZdawLy7sS6X1saGi6rg4Rh+q0MwquTwRzjoa8Vsm8PTfu3eW57TwLCd6mhYUcX4 LQ+dC3HvbjoX9OVd7kAL0T/mThfNHv+JrWZR6y1C+y1R74rUS3FuYsQWdDl3A7NTcdA== 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=209.85.167.199 Received: from mail-oi1-f199.google.com (mail-oi1-f199.google.com [209.85.167.199]) (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 CCD34606A320 for ; Wed, 28 Oct 2026 04:33:44 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.2 smtp.subspace.kernel.org CCD34606A320 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-f199.google.com with SMTP id 5614622812f47-4cbf700ddccso602901b6e.0 for ; Tue, 27 Oct 2026 21:33:44 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20260707; t=1793162024; x=1793766824; 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=wT66TGIvpZCHrHHE05hEIvqStnKLFFiHYFABNX90Gc0=; b=ZSO8xVeIZs4Ykygb6iK5qcbq0HKUmNedRz8WuIjcGF1+DUXopjU4PQZsyIsaBuzMt+ 1eqzm5ng1pHbay8stS+QDwNTzAb+jIT8hbk8yqANv3nLyCqxe9IMe8AZKXa7NHiWlQjx WRpk9lNEQMYpTDvFEg50abgFmbHySH2NFqAgrLHv2s94GvRd0V4ihlljTj/nURsoNv0j 4xi2XxWw/+4x+MqMBvJ1z7W4GuQahvhaR+qf9nfhdSTAKZknCh0n+SChazgJ7Jlf8bTE eme76JS9IHG7oEz5NW81Bvhc0Xggi97ywaRR+GirlYGQiUdvUylCfP+0Dg2rsWvmIJlZ lcRg== X-Forwarded-Encrypted: i=1; AKwUvBy2+Knshqdo2Ir8juUDIZIMq/uVC5e1oIwAdEtbpk+orAlo6fx5qpzZAv+3Ar6cTvsvVlphKtvEsctpH0mE@vger.kernel.org X-Gm-Message-State: AFq9FYI44w3ATT+VGLzdWfc+L8+d+ujLJx65KcRo84yfsN8PbSbNTQdV lHQLkSayohAVJMtVJsDBie5VHcjNsSYeYS7O75jRW8Px9cO67gKaSzyW03DHAsmT0nU4788omZn 3Fv58opdfbmSbR+ho5sJ9LxgW5ZBGnQ0kqzbrXtWHvvgwWtFAjCPiC1iO6IQ= X-Mailing-List: linux-unionfs@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:c133:b0:4f5:41f:fdba with SMTP id 5614622812f47-56382c82ccamr833659b6e.20.1793162023919; Tue, 27 Oct 2026 21:33:43 -0700 (PDT) Date: Tue, 27 Oct 2026 21:33:43 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6ae17b27.6200f071.51519.0f5e.GAE@google.com> Subject: [syzbot] Monthly overlayfs report (Oct 2026) From: syzbot To: amir73il@gmail.com, linux-kernel@vger.kernel.org, linux-unionfs@vger.kernel.org, miklos@szeredi.hu, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello overlayfs maintainers/developers, This is a 31-day syzbot report for the overlayfs subsystem. All related reports/information can be found at: https://syzkaller.appspot.com/upstream/s/overlayfs During the period, 2 new issues were detected and 0 were fixed. In total, 4 issues are still open and 38 have already been fixed. There are also 3 low-priority issues. Some of the still happening issues: Ref Crashes Repro Title <1> 276 Yes possible deadlock in __d_alloc_parallel https://syzkaller.appspot.com/bug?extid=52aa59fd5e3cd8a19dd7 <2> 74 No possible deadlock in pipe_lock (6) https://syzkaller.appspot.com/bug?extid=603e6f91a1f6c5af8c02 <3> 69 No possible deadlock in iterate_dir (4) https://syzkaller.appspot.com/bug?extid=7c4b3d05083880a09cdd --- 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.