From: Sergey Senozhatsky <senozhatsky@chromium.org>
To: Yosry Ahmed <yosryahmed@google.com>
Cc: Sergey Senozhatsky <senozhatsky@chromium.org>,
Tetsuo Handa <penguin-kernel@i-love.sakura.ne.jp>,
Johannes Weiner <hannes@cmpxchg.org>,
Nhat Pham <nphamcs@gmail.com>, Minchan Kim <minchan@kernel.org>,
linux-mm <linux-mm@kvack.org>
Subject: Re: [mm/page_alloc or mm/vmscan or mm/zswap] use-after-free in obj_malloc()
Date: Fri, 23 Feb 2024 13:56:39 +0900 [thread overview]
Message-ID: <20240223045639.GM11472@google.com> (raw)
In-Reply-To: <CAJD7tkYGAb8S1VLdjmS9AqrqAoG2T1jApzTjE3wBCe+fg-+pfA@mail.gmail.com>
On (24/02/22 20:50), Yosry Ahmed wrote:
> On Thu, Feb 22, 2024 at 8:48 PM Sergey Senozhatsky
> <senozhatsky@chromium.org> wrote:
> >
> > On (24/02/22 18:27), Yosry Ahmed wrote:
> > > I also don't see any recent changes in mm/zsmalloc.c that modify this
> > > code, so maybe it wasn't introduce in 6.7. I will defer to Minchan and
> > > Sergey, I don't think zswap is an active actor in this bug report.
> >
> > Yeah. [1] are the only recent zsmalloc patches I can recall, and those
> > patches touch zsmalloc locking (zspages migration/compaction).
> >
> > https://lore.kernel.org/lkml/20240219-b4-szmalloc-migrate-v1-0-34cd49c6545b@bytedance.com/
>
> These are not in 6.8.0-rc5 anyway, right?
I see them in next-20240223, which seems to be 6.8-rc6 (according to
Makefile)
next prev parent reply other threads:[~2024-02-23 4:56 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-23 2:10 [mm/page_alloc or mm/vmscan or mm/zswap] use-after-free in obj_malloc() Tetsuo Handa
2024-02-23 2:27 ` Yosry Ahmed
2024-02-23 4:48 ` Sergey Senozhatsky
2024-02-23 4:50 ` Yosry Ahmed
2024-02-23 4:56 ` Sergey Senozhatsky [this message]
2024-02-23 4:58 ` Sergey Senozhatsky
2024-02-23 5:05 ` Yosry Ahmed
2024-02-23 5:19 ` Sergey Senozhatsky
2024-02-23 5:23 ` Chengming Zhou
2024-02-23 5:29 ` Sergey Senozhatsky
2024-02-23 9:26 ` Tetsuo Handa
2024-02-23 10:10 ` Chengming Zhou
2024-02-23 4:43 ` Sergey Senozhatsky
2024-02-23 15:22 ` Tetsuo Handa
2024-02-23 23:54 ` [PATCH] x86: disable non-instrumented version of copy_page when KMSAN is enabled Tetsuo Handa
2024-02-24 6:27 ` [PATCH v2] " Tetsuo Handa
2024-02-24 14:23 ` [mm/page_alloc or mm/vmscan or mm/zswap] use-after-free in obj_malloc() Sergey Senozhatsky
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20240223045639.GM11472@google.com \
--to=senozhatsky@chromium.org \
--cc=hannes@cmpxchg.org \
--cc=linux-mm@kvack.org \
--cc=minchan@kernel.org \
--cc=nphamcs@gmail.com \
--cc=penguin-kernel@i-love.sakura.ne.jp \
--cc=yosryahmed@google.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.