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From: syzbot <syzbot+01ef7a8da81a975e1ccd@syzkaller.appspotmail.com>
To: adilger.kernel@dilger.ca, anna.luese@v-bien.de,
	brauner@kernel.org,  jack@suse.cz,
	jfs-discussion@lists.sourceforge.net, libaokun1@huawei.com,
	 linkinjeon@kernel.org, linux-ext4@vger.kernel.org,
	 linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org,
	 p.raghav@samsung.com, shaggy@kernel.org, sj1557.seo@samsung.com,
	 syzkaller-bugs@googlegroups.com, tytso@mit.edu
Subject: Re: [syzbot] [ext4?] WARNING in bdev_getblk
Date: Fri, 11 Jul 2025 05:27:01 -0700	[thread overview]
Message-ID: <68710315.a00a0220.26a83e.004a.GAE@google.com> (raw)
In-Reply-To: <686a8143.a00a0220.c7b3.005b.GAE@google.com>

syzbot has bisected this issue to:

commit 77eb64439ad52d8afb57bb4dae24a2743c68f50d
Author: Pankaj Raghav <p.raghav@samsung.com>
Date:   Thu Jun 26 11:32:23 2025 +0000

    fs/buffer: remove the min and max limit checks in __getblk_slow()

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=127d8d82580000
start commit:   835244aba90d Add linux-next specific files for 20250709
git tree:       linux-next
final oops:     https://syzkaller.appspot.com/x/report.txt?x=117d8d82580000
console output: https://syzkaller.appspot.com/x/log.txt?x=167d8d82580000
kernel config:  https://syzkaller.appspot.com/x/.config?x=8396fd456733c122
dashboard link: https://syzkaller.appspot.com/bug?extid=01ef7a8da81a975e1ccd
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=115c40f0580000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=11856a8c580000

Reported-by: syzbot+01ef7a8da81a975e1ccd@syzkaller.appspotmail.com
Fixes: 77eb64439ad5 ("fs/buffer: remove the min and max limit checks in __getblk_slow()")

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

  parent reply	other threads:[~2025-07-11 12:27 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-07-06 13:59 [syzbot] [exfat?] WARNING in bdev_getblk syzbot
2025-07-10  9:48 ` [syzbot] [ext4?] " syzbot
2025-07-11 12:27 ` syzbot [this message]
2025-07-11 15:51   ` Jan Kara
2025-07-11 16:42     ` Jan Kara
2025-07-11 17:30       ` syzbot
2025-07-15 10:36     ` Pankaj Raghav (Samsung)

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