From: syzbot <syzbot+bca9799bf129256190da@syzkaller.appspotmail.com>
To: adilger.kernel@dilger.ca, akpm@linux-foundation.org,
dan.j.williams@intel.com, jack@suse.cz,
linux-ext4@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-mm@kvack.org, syzkaller-bugs@googlegroups.com,
tytso@mit.edu
Subject: Re: BUG: unable to handle kernel NULL pointer dereference in generic_perform_write (2)
Date: Wed, 10 Jun 2020 17:25:02 -0700 [thread overview]
Message-ID: <000000000000dab72f05a7c3fd77@google.com> (raw)
In-Reply-To: <20200610220710.GL1347934@mit.edu>
Hello,
syzbot has tested the proposed patch and the reproducer did not trigger crash:
Reported-and-tested-by: syzbot+bca9799bf129256190da@syzkaller.appspotmail.com
Tested on:
commit: 5749fe5a ext4: avoid race conditions when remounting with ..
git tree: https://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git
kernel config: https://syzkaller.appspot.com/x/.config?x=175fcaead7a60c3f
dashboard link: https://syzkaller.appspot.com/bug?extid=bca9799bf129256190da
compiler: gcc (GCC) 9.0.0 20181231 (experimental)
Note: testing is done by a robot and is best-effort only.
prev parent reply other threads:[~2020-06-11 0:25 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-14 6:11 BUG: unable to handle kernel NULL pointer dereference in generic_perform_write (2) syzbot
2020-04-15 4:35 ` Theodore Y. Ts'o
2020-04-15 4:55 ` syzbot
2020-06-10 21:10 ` Theodore Y. Ts'o
2020-06-10 21:16 ` syzbot
2020-06-10 21:41 ` Theodore Y. Ts'o
2020-06-10 21:56 ` syzbot
2020-06-10 22:07 ` Theodore Y. Ts'o
2020-06-11 0:25 ` syzbot [this message]
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