linux-kernel - Re: [PATCH] mm,page

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Message-ID: <ZfKgs9E2ozZER20D@localhost.localdomain>
Date: Thu, 14 Mar 2024 08:01:07 +0100
From: Oscar Salvador <osalvador@...e.de>
To: Tetsuo Handa <penguin-kernel@...ove.sakura.ne.jp>
Cc: Andrew Morton <akpm@...ux-foundation.org>,
	Lei Yang <leiyang@...hat.com>, linux-kernel@...r.kernel.org,
	linux-mm@...ck.org, Michal Hocko <mhocko@...e.com>,
	Vlastimil Babka <vbabka@...e.cz>, Marco Elver <elver@...gle.com>,
	Andrey Konovalov <andreyknvl@...il.com>,
	Alexander Potapenko <glider@...gle.com>
Subject: Re: [PATCH] mm,page_owner: Fix recursion

On Thu, Mar 14, 2024 at 06:47:43AM +0100, Oscar Salvador wrote:
> On Thu, Mar 14, 2024 at 12:01:24PM +0900, Tetsuo Handa wrote:
> > Maybe culprit for a page owner refcount bug reported at
> > https://syzkaller.appspot.com/bug?id=8e4e66dfe299a2a00204ad220c641daaf1486a00 , for
> > that commit went to next-20240214 and syzbot started failing to test since next-20240215 ?
> > 
> > Please send this patch to linux-next.git as soon as possible (or can someone experiencing
> > this bug try booting linux-next.git with this patch applied, so that we can check whether
> > syzbot can resume testing linux-next.git), and then send to linux.git together (so that
> > various trees which depend on linux.git won't start failing to boot).
> 
> No, that is something else that I already started fixing a few days ago.
> I think I will have the fix ready today.

I already have the fix. I will do some more testing and then I will send
it out.

Thanks

-- 
Oscar Salvador
SUSE Labs