From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=209.85.167.200 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793162025; b=lgxxukpRMkJw7sGoDQr6snRYY2QH9NbAxcGYFUX7MVbP3d2q8Xzls3q+Qfm8l0N9geEG XPpg60AsVJSh26saHkYu2K9Kgci4zxtYZ0flU5w0xYv5zUYWaEWXUtxYHlyORwxqlDMs9 UhImPD4P4c0zO++OtTCPPCSfkB0/mJ/+QTdcRMUiG13PK2hRXnfj8xyp4apLV51LKWdoL NC4R1CsL2Ab2O0+GhVwhR54Ah9V0JkUU8Z1KLK3ZqBYEaGAvOzGUjSSy50FhlRrwnfK6t O+f4dumLIhfiLM4rac/OiT5fXhN8BDacLlSGsviHj87Svzy6tIcsgMmbuBrmW8X+dSg== 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=HAL5zy9cc282BQCgIstUEcWXppMSqtfL3GvysO4tPn1UISHAT931l/Z/9CcMM+03y5eu NAwSNr9tgxYVNmOJSzSKWTNXwcOX6GuIQX+lj9FdpZPGO3ztJ1AhLaWapxposnKBntQ8u 256hlJNpzmMEb3R0r+Itls+eHQ5UVFCZY58kPZl630bcC7nDVswKY94gh7IqiWgyLFIkO z5kBPCk6pw0WiN8/j02WRJNeOkF3je34e9VJthGSzTEk+T2KKiR4uw1dyCTWW4KSgLpyq VOq2KFff7UGZUw0b8uukMfI749id0k1uIgEWVnMyOcTZP6TnYyuvp5MWUAyAhiHYk2w== 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=209.85.167.200 Received: from mail-oi1-f200.google.com (mail-oi1-f200.google.com [209.85.167.200]) (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 CBF29606A31F for ; Wed, 28 Oct 2026 04:33:44 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.2 smtp.subspace.kernel.org CBF29606A31F 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-f200.google.com with SMTP id 5614622812f47-4f2040e10d8so542863b6e.3 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=16cYzNxHiNOlBRv3X8MTW50yQ5byjQlvJ0iFgo8yrq6/AE0yixaofpc52/MrhuAGU+ wt3KO31TWrs7vYuYcFswgj1yKbJsJU8FdcDZmaJLj3J7MD19gLAx55E4pj1mV+MUdWdh fx5VwSQxR+ouJhDCLB59s+O/SQ59ZMnC7iuTF9SFNs8+UoSwLrS9cZa1nZWw48mtdSfl DpqUT1bA8xT4Dt9KkbgO2XKYLdMjHM6OEwHNMCgpx4dANz8aQvjLdBakNLVVKyRPOOVP 9VUh/1XWZlZCB3JVbtBkbZz5AfHvX13RfEtnstsIAXGdh1LR/+1dpL5zVgIMVFJdyBLk Q8xA== X-Forwarded-Encrypted: i=1; AKwUvBw3DHikkYMo7wVUrw1LUeeeek/Da8vFiwvQCe2+7yaH2vkjytN74bz8OcSUfy7LZj9y6P4E70MCgTuXch0=@vger.kernel.org X-Gm-Message-State: AFq9FYIHZ+iujmVSFMBd0mst22UAwM7eeoM10NOvI/MXoIA3yPvOR79R 5a4uyNanj8M+8uSVGKiT9JvZCOPGUshc4LNzrV+Hnyin1ZC77CH+ddDbrDLcqZXpc92ITlMZelb 23o+R3H32BzTOWcDL9Tp5s5BSggMOO1tQ6kubjL0gF0haZdODIhEPyOFXf/k= X-Mailing-List: linux-kernel@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.