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From: syzbot <syzbot+dd43bd0f7474512edc47@syzkaller.appspotmail.com>
To: adilger.kernel@dilger.ca, jack@suse.cz, libaokun1@huawei.com,
	 linux-ext4@vger.kernel.org, linux-fsdevel@vger.kernel.org,
	 linux-kernel@vger.kernel.org, llvm@lists.linux.dev,
	nathan@kernel.org,  ndesaulniers@google.com,
	ritesh.list@gmail.com,  syzkaller-bugs@googlegroups.com,
	trix@redhat.com, tytso@mit.edu
Subject: Re: [syzbot] [ext4?] WARNING in mb_cache_destroy
Date: Tue, 30 Apr 2024 08:04:03 -0700	[thread overview]
Message-ID: <0000000000003bf5be061751ae70@google.com> (raw)
In-Reply-To: <00000000000072c6ba06174b30b7@google.com>

syzbot has bisected this issue to:

commit 67d7d8ad99beccd9fe92d585b87f1760dc9018e3
Author: Baokun Li <libaokun1@huawei.com>
Date:   Thu Jun 16 02:13:56 2022 +0000

    ext4: fix use-after-free in ext4_xattr_set_entry

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=1011bcf8980000
start commit:   b947cc5bf6d7 Merge tag 'erofs-for-6.9-rc7-fixes' of git://..
git tree:       upstream
final oops:     https://syzkaller.appspot.com/x/report.txt?x=1211bcf8980000
console output: https://syzkaller.appspot.com/x/log.txt?x=1411bcf8980000
kernel config:  https://syzkaller.appspot.com/x/.config?x=d2f00edef461175
dashboard link: https://syzkaller.appspot.com/bug?extid=dd43bd0f7474512edc47
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=11d2957f180000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=1620ca40980000

Reported-by: syzbot+dd43bd0f7474512edc47@syzkaller.appspotmail.com
Fixes: 67d7d8ad99be ("ext4: fix use-after-free in ext4_xattr_set_entry")

For information about bisection process see: https://goo.gl/tpsmEJ#bisection

  reply	other threads:[~2024-04-30 15:04 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-04-30  7:19 [syzbot] [ext4?] WARNING in mb_cache_destroy syzbot
2024-04-30 15:04 ` syzbot [this message]
2024-05-02 10:33   ` Jan Kara
2024-05-03  1:54     ` Baokun Li
2024-05-03  9:51     ` Baokun Li
2024-05-03 10:23       ` Jan Kara
2024-05-03 11:38         ` Baokun Li
2024-05-03 14:09           ` Jan Kara
2024-05-04  2:00             ` Baokun Li

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