linux-kernel - Re: [syzbot] [ext4?] KASAN: use-after-free Read in ext4_find

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Message-ID: <691f3d97.a70a0220.2ea503.0030.GAE@google.com>
Date: Thu, 20 Nov 2025 08:11:03 -0800
From: syzbot <syzbot+ee60e584b5c6bb229126@...kaller.appspotmail.com>
To: eraykrdg1@...il.com, linux-kernel@...r.kernel.org, 
	syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [ext4?] KASAN: use-after-free Read in ext4_find_extent (4)

Hello,

syzbot has tested the proposed patch and the reproducer did not trigger any issue:

Reported-by: syzbot+ee60e584b5c6bb229126@...kaller.appspotmail.com
Tested-by: syzbot+ee60e584b5c6bb229126@...kaller.appspotmail.com

Tested on:

commit:         23cb64fb Merge tag 'soc-fixes-6.18-3' of git://git.ker..
git tree:       upstream
console output: https://syzkaller.appspot.com/x/log.txt?x=159b997c580000
kernel config:  https://syzkaller.appspot.com/x/.config?x=6e611fe59206f39f
dashboard link: https://syzkaller.appspot.com/bug?extid=ee60e584b5c6bb229126
compiler:       Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8
patch:          https://syzkaller.appspot.com/x/patch.diff?x=13abba12580000

Note: testing is done by a robot and is best-effort only.