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 5EDCC3CF59 for ; Tue, 5 Mar 2024 03:28:03 +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=1709609284; cv=none; b=AFalGRTGyfuhfy5qk6iS5uJacIWLj6NfftzuV6nKTE8b1/FP4Nu44e1mvRZ42eq9xHGYILYWddk5AYadvMx+DIsOSrkAczinKza5xCFdHRVWjaATnxDuyrziB+0PwdekrB6Hs7v9h5SufM8SHE+ojVkmTyhsmE0G+CCtSTT5aNE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709609284; c=relaxed/simple; bh=tet/bS0EsevuzlkPvDlUh75AZphggbmCYcKGWkej580=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=DyDc4tN++WMCdFji4SE/nAMkkrVLP/5PsLJVO1e1U6dIhjjhjUBN9ETj724Fm4X6zlyk7r6g2PivoNQQNSGUa5MPDeMmbZlw89+2RTcXVJmZaME1fYitjkcE3RdLyX1qwx3RH+ZdwTH3QRnRsNnVee7Vv/ddjX/OXbUs9ksWjWI= 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-7c8364e4a31so265847239f.2 for ; Mon, 04 Mar 2024 19:28:03 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1709609282; x=1710214082; 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=NSFHSo9Co9P7W5fZK5szvuZ2AD6NbOPhoGxNOkUeAew=; b=gDVCeo4tC8Et1FboX7frnWdD9kBNNQMbHuN8RnaHQx0ASt8lM1z4CSRhlYEcG+/KPX UrZiLC/+Fa2+IOjHBcE9Y4bPNUA+2uDs95OPg8HFKOVezOLJo8nXFoqUeaHb3l+34hlO QoiG/hmVav6nXSSG/MiRvPml/F33ic+VYWAGBGwlj+tQf/8Pkvxu0Gc2o5XSa/GH7Euw KkNjU4mpM5/xzLnbcsKWO9DGkikmfg8qGPQvFUQ8MceO+H5u+EydPgD7PVJGc9gxIn0e WTbrGgcImkNT050ja5PKekXpAes6/1REXWFVYT/Z0f9ppQqSgsEF9/LLcaJQUe2j81yW bX9Q== X-Forwarded-Encrypted: i=1; AJvYcCVO4IXQc5E8gKoXZasjsyqMtlvqtDJqHqo4wjN+gZRwioXj/o1BWbYP4LL9byaktWN3ZurnSfORKAdd9zYHNaZM0Xqx6RLMG+z7a/wi X-Gm-Message-State: AOJu0YxIZvk8JwCJQfhEutfarnrqJfj3bYW8G3K1Umyrg96/GsBHqaYc QYDPMHNR4jCYYrWLatl6GBNY2ohBIwaAp97b3Nn2oa95hFwwUuua3+Lv5TPKFcSC9Wz/SQSzTd7 uJ7Gvhe3PbyY5JExp+OHybsVp907GG36l1jgbcmHSxVrwCAxBq5sMjHg= X-Google-Smtp-Source: AGHT+IFMGkSMv/9LccFdZ0cI7+p4p4ow3EycQRRvLmH59EMd4xya29i4GNQ6GJZlJvPXdGgieJFiosxwL3RY97Q42wPuR08S/OKw Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a92:6f0b:0:b0:365:fe09:6450 with SMTP id k11-20020a926f0b000000b00365fe096450mr8729ilc.4.1709609282572; Mon, 04 Mar 2024 19:28:02 -0800 (PST) Date: Mon, 04 Mar 2024 19:28:02 -0800 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000fe1ece0612e16df3@google.com> Subject: Re: [syzbot] [fs?] KASAN: null-ptr-deref Write in do_pagemap_cmd From: syzbot To: eadavis@qq.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+02e64be5307d72e9c309@syzkaller.appspotmail.com Tested on: commit: 90d35da6 Linux 6.8-rc7 git tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master console output: https://syzkaller.appspot.com/x/log.txt?x=1279a07a180000 kernel config: https://syzkaller.appspot.com/x/.config?x=f7212ea23efeb053 dashboard link: https://syzkaller.appspot.com/bug?extid=02e64be5307d72e9c309 compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 userspace arch: arm64 patch: https://syzkaller.appspot.com/x/patch.diff?x=1111146c180000 Note: testing is done by a robot and is best-effort only.