linux-kernel - Re: [syzbot] [mm?] general protection fault in __pte_offset_map

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Message-ID: <6893173a.a70a0220.7865.0002.GAE@google.com>
Date: Wed, 06 Aug 2025 01:50:02 -0700
From: syzbot <syzbot+45ad2baf16fce6bc81f3@...kaller.appspotmail.com>
To: 21cnbao@...il.com, akpm@...ux-foundation.org, david@...hat.com, 
	liam.howlett@...cle.com, linux-kernel@...r.kernel.org, linux-mm@...ck.org, 
	lorenzo.stoakes@...cle.com, mhocko@...e.com, rppt@...nel.org, 
	surenb@...gle.com, syzkaller-bugs@...glegroups.com, vbabka@...e.cz
Subject: Re: [syzbot] [mm?] general protection fault in __pte_offset_map_lock (2)

Hello,

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

Reported-by: syzbot+45ad2baf16fce6bc81f3@...kaller.appspotmail.com
Tested-by: syzbot+45ad2baf16fce6bc81f3@...kaller.appspotmail.com

Tested on:

commit:         366a4532 mm: fix the race between collapse and PT_RECL..
git tree:       git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git
console output: https://syzkaller.appspot.com/x/log.txt?x=11622434580000
kernel config:  https://syzkaller.appspot.com/x/.config?x=eb90b5976661bfd8
dashboard link: https://syzkaller.appspot.com/bug?extid=45ad2baf16fce6bc81f3
compiler:       gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40

Note: no patches were applied.
Note: testing is done by a robot and is best-effort only.