From: Harry Yoo <harry.yoo@oracle.com>
To: syzbot <syzbot+4d9a13f0797c46a29e42@syzkaller.appspotmail.com>
Cc: akpm@linux-foundation.org, jannh@google.com,
liam.howlett@oracle.com, linux-kernel@vger.kernel.org,
linux-mm@kvack.org, lorenzo.stoakes@oracle.com, pfalcato@suse.de,
syzkaller-bugs@googlegroups.com, vbabka@suse.cz
Subject: Re: [syzbot] [mm?] WARNING in move_page_tables
Date: Wed, 13 Aug 2025 21:20:48 +0900 [thread overview]
Message-ID: <aJyDIAffgcMf6y0h@hyeyoo> (raw)
In-Reply-To: <689c1db2.a70a0220.7865.0047.GAE@google.com>
On Tue, Aug 12, 2025 at 10:08:02PM -0700, syzbot wrote:
> Hello,
>
> syzbot has tested the proposed patch and the reproducer did not trigger any issue:
>
> Reported-by: syzbot+4d9a13f0797c46a29e42@syzkaller.appspotmail.com
> Tested-by: syzbot+4d9a13f0797c46a29e42@syzkaller.appspotmail.com
>
> Tested on:
>
> commit: 0db9b72d mm/userfaultfd: fix kmap_local LIFO ordering ..
> git tree: git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-hotfixes-unstable
> console output: https://syzkaller.appspot.com/x/log.txt?x=128fb5a2580000
> kernel config: https://syzkaller.appspot.com/x/.config?x=2323b2d6038203a5
> dashboard link: https://syzkaller.appspot.com/bug?extid=4d9a13f0797c46a29e42
> 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.
This looks spurious. I was able to reproduce it with the reproducer on
the same commit (the latest mm-hotfixes-unstable).
--
Cheers,
Harry / Hyeonggon
next prev parent reply other threads:[~2025-08-13 12:21 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-08-12 21:56 syzbot
2025-08-13 4:47 ` Lorenzo Stoakes
2025-08-13 5:08 ` syzbot
2025-08-13 12:20 ` Harry Yoo [this message]
2025-08-13 12:20 ` Harry Yoo
2025-08-18 12:54 ` David Hildenbrand
2025-08-18 12:56 ` syzbot
2025-08-18 13:01 ` David Hildenbrand
2025-08-18 13:22 ` syzbot
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