From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f197.google.com (mail-il1-f197.google.com [209.85.166.197]) (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 F072D188904 for ; Thu, 2 Jan 2025 20:18:17 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.197 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1735849099; cv=none; b=rHaDEPtzTO487BhDJ6u5YOaXU7yjTFsh1sayRhPFg5nR+eAu37GcGFPKtfFitOFdw/CXEr87V+tNqyq6iNLtYLVJqhk9MpVGGAXU22+Hr/XJyugF37btP+RZxPH5XwDhzrpUgKGSIIyZKsfoHcsLGhNFtfUat8KdWwcVVliMbnQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1735849099; c=relaxed/simple; bh=u0ftigakl3TTVR2gSv10Aaoafz338ii3ic3mzHJiFUo=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To:Cc: Content-Type; b=J5uzclJrDWJsMUhqsyxVs/WvdlasM1iVsQ8NsIs0yzr9oLvFQLPrEp0WMEoHrOQ19h/6cfZ6CAvsGFKwrhZqJcw+QpPQGEtCj/nlcMc9syu1T6kQv4YCIDawl9FQjPjdNNhKDRPwpRCyBuTcTSmoRh8j/ZXGivab4/xkNm/Umk8= 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=209.85.166.197 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-f197.google.com with SMTP id e9e14a558f8ab-3a9d075bdc3so208624055ab.3 for ; Thu, 02 Jan 2025 12:18:17 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1735849097; x=1736453897; h=cc:to:from:subject:message-id:in-reply-to:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=Zyt1KqLVc0pramu9rGXFNwVyDBSM+pe2+vkEywK1yrE=; b=xUsCHnq2P/VQtS5KM1oAVGIvHy/VjX+mOunEDgg4DPtC1iHp7pTC5PSLRMmZUKBozp Auc8kVp+QwBN09cBYCLcZGAqIVfOEExzlsKBLgvg9qVSL5FKfB5G5/5QdD6Ydb3Uqxo2 TWMca2CuKFFPGUKK8Xu2EZOTJhD8+WBmEedLgDAat/aCvpYema8tboQIk31iR1lUb/TP UF3CyRLNjp+csZP+3MwfzBKg236e4wfLez9nj+5+WqG6T973IMHtJVFbkMSCgQIS2y5d lBllh9uAoAuGGU/lexL6kd8bnwjxSP+jku1hPG1IbxUe4QX/C571RJihE0oCGTGNKd0G zdqA== X-Forwarded-Encrypted: i=1; AJvYcCX9nisuatQ4hYgJo7sohIt3EMoAixEKmt5sBnT/5ckSCLtnHAfgp2imFb25/1EzTu4+xZQC89RJNbCwtqSE@vger.kernel.org X-Gm-Message-State: AOJu0YxeXOQblb/TI8uUC1O1FPgxqHYW5BsN4ilOEwziEzXuHifD9hDS eyPfftUqiHPredtDLsp5Prb49PYSHJWOstOKnjZTIvpbu8Za0hDou+zDooNmbYN4ZHest8q55/O 1Nq5uP6chpgOtOXzyBczUvGbwXRg+zbQNN9fzMHLXkJQJ0VmETfwSOok= X-Google-Smtp-Source: AGHT+IEow5vVrCoxJ0lCGkXlgJXpV+283139zHLDUjFC2pU4oYrUWU9RnAjC1G0X2pUKH78cVkuwEuG0RlLVFSgN4co8u8E0DJ47 Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:2684:b0:3a3:b3f4:af42 with SMTP id e9e14a558f8ab-3c2d1f7576amr381704985ab.7.1735849097221; Thu, 02 Jan 2025 12:18:17 -0800 (PST) Date: Thu, 02 Jan 2025 12:18:17 -0800 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6776f489.050a0220.3a8527.004f.GAE@google.com> Subject: Re: [syzbot] [netfs?] KASAN: slab-use-after-free Read in iov_iter_revert From: syzbot To: miklos@szeredi.hu Cc: dhowells@redhat.com, jlayton@kernel.org, joannelkoong@gmail.com, josef@toxicpanda.com, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, miklos@szeredi.hu, mszeredi@redhat.com, netfs@lists.linux.dev, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" > On Sat, 30 Nov 2024 at 01:21, syzbot > wrote: >> >> syzbot has bisected this issue to: >> >> commit 3b97c3652d9128ab7f8c9b8adec6108611fdb153 >> Author: Joanne Koong >> Date: Thu Oct 24 17:18:08 2024 +0000 >> >> fuse: convert direct io to use folios >> >> bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1033bf5f980000 >> start commit: b86545e02e8c Merge tag 'acpi-6.13-rc1-2' of git://git.kern.. >> git tree: upstream >> final oops: https://syzkaller.appspot.com/x/report.txt?x=1233bf5f980000 >> console output: https://syzkaller.appspot.com/x/log.txt?x=1433bf5f980000 >> kernel config: https://syzkaller.appspot.com/x/.config?x=5f0b9d4913852126 >> dashboard link: https://syzkaller.appspot.com/bug?extid=2625ce08c2659fb9961a >> syz repro: https://syzkaller.appspot.com/x/repro.syz?x=14534f78580000 >> C reproducer: https://syzkaller.appspot.com/x/repro.c?x=10c3d3c0580000 >> >> Reported-by: syzbot+2625ce08c2659fb9961a@syzkaller.appspotmail.com >> Fixes: 3b97c3652d91 ("fuse: convert direct io to use folios") >> >> For information about bisection process see: https://goo.gl/tpsmEJ#bisection > > #syz test git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/fuse.git want either no args or 2 args (repo, branch), got 1 > 7a4f541873734f41f9645ec147cfae72ef3ffd00