From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f69.google.com (mail-io1-f69.google.com [209.85.166.69]) (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 52EEF18411C for ; Mon, 15 Jul 2024 10:52:06 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.69 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721040727; cv=none; b=ib1aul1ocEQwawrTt4zAVGs04kXQvqNxuK4jzFqecLR6s4B931xnpvHTkVTnIqTWlCBf9SIOZ0JQzhCVW4rCC264k506rJ9J+e1/3jFF/Ktbvk5gr73INeF1xZOVsD5JBB10QoeZxKeMMSqt3Aerxv9VxMJu2AMTASySqdjCMMg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721040727; c=relaxed/simple; bh=lcN4KavA0Hc0z5/aOXmhlMyjr32GnGv9eOQqvSV0dNM=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=mGdxHy6M++0uay7uidTpu3AXh34ThUzoIAVS/hB2e1N21sJ6vXnqkR6dy5uqyV2xesUpmQ+to/mkZV8DutF0UqCgk2xFzEidna1u6A8XvKcbOdgpH0fw0UZxa/eXZro+Gg8OKaV+gitXKt6FjaIvKY6Dteyh4iEn9wL0G2NHbts= 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=209.85.166.69 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-io1-f69.google.com with SMTP id ca18e2360f4ac-80ae24094f8so284411639f.1 for ; Mon, 15 Jul 2024 03:52:06 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1721040725; x=1721645525; h=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=Ji5sXQmQy+aXhbnSrquhD0auInD0NO3x3czhoMrHKA8=; b=C15l+XU2Z8vMcdmea2IpUh2A8qB21TmsP/Us8/9j3cKvRG5eKhh6BqojOGTJ+yhdpX +rDVVOgOvqKBPEyE2tn6ttsuqZcB/EKI8kt/US3qK/DALJidDQejmRREhNFzPF8/dbzu xvssThzr4AkTtO4GH0f4cFu/vjtZ5gGr17pPhCpv4gbqtgEMIzdPfx9v0Hrn/J8A0OEn 3IHEjHWiTHOqozw/rZa/CY1VOOcWSEAknL57J4COLJnVTJEkdSIoLYPrPunytJSOg0fP kigpB+9rAafL/2ZbxLG9kw6IC24XZMyHGdfv36hmTGSoemkglW8SlGcHQkkQrg64Bouk O2jQ== X-Forwarded-Encrypted: i=1; AJvYcCWXbXcl6PxTaaAcsYUFW6Ga6d4JwTcUWC85LXiuOkEmyyxa56SczfDED6ijbRbPW1VzJRZYgCMTSNkUTnzfNM1sehN53sTb/pm9kFe+ X-Gm-Message-State: AOJu0YzQrHEH3iS+57D04OJi/r1O51bwQjAIpNm/KJ6yGAf7haRxfU6i v9vEMpRcXjU1EdicfevHPckzGiogCrp64iAEL0xVMcl/qSvDUXN24ijS2cyi0iCRakVmxryMFYI ga9CLltTF6bb465FjOTHa8qpxQUNSkyQXzeqUjDENLjM3eJeA+5MNC2k= X-Google-Smtp-Source: AGHT+IFbm5zSAyKSnXFUdtmipGWg/B6EOdbjzPwt1yyDUixPWGWp3dFQUFffZUkJIoxw/FZdAkE0JJJHjzBwL5TstHHOocFdsqKq Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6638:12cc:b0:4c0:a8a5:81dd with SMTP id 8926c6da1cb9f-4c0b2b0f8dbmr1251421173.3.1721040725375; Mon, 15 Jul 2024 03:52:05 -0700 (PDT) Date: Mon, 15 Jul 2024 03:52:05 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000148de1061d4705bb@google.com> Subject: Re: [syzbot] [ntfs3?] BUG: unable to handle kernel NULL pointer dereference in attr_make_nonresident From: syzbot To: almaz.alexandrovich@paragon-software.com, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-and-tested-by: syzbot+5b6ed16da1077f45bc8e@syzkaller.appspotmail.com Tested on: commit: 911daf69 fs/ntfs3: Fix formatting, change comments, re.. git tree: https://github.com/Paragon-Software-Group/linux-ntfs3.git master console output: https://syzkaller.appspot.com/x/log.txt?x=12cb942d980000 kernel config: https://syzkaller.appspot.com/x/.config?x=bc26ad11927ab7fa dashboard link: https://syzkaller.appspot.com/bug?extid=5b6ed16da1077f45bc8e compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 Note: no patches were applied. Note: testing is done by a robot and is best-effort only.