From: Luis Henriques <luis@igalia.com>
To: Miklos Szeredi <miklos@szeredi.hu>
Cc: Christian Brauner <brauner@kernel.org>,
Miklos Szeredi <mszeredi@redhat.com>,
linux-fsdevel@vger.kernel.org,
Al Viro <viro@zeniv.linux.org.uk>
Subject: Re: [PATCH 0/6] fuse: fixes and cleanups for expired dentry eviction
Date: Wed, 14 Jan 2026 16:59:04 +0000 [thread overview]
Message-ID: <87pl7c2krr.fsf@wotan.olymp> (raw)
In-Reply-To: <CAJfpeguq9Kq+8D9e2Ph0-T6xrwBD42V7a2hhP7NkOapcRNZq4Q@mail.gmail.com> (Miklos Szeredi's message of "Wed, 14 Jan 2026 16:43:14 +0100")
On Wed, Jan 14 2026, Miklos Szeredi wrote:
> On Wed, 14 Jan 2026 at 16:37, Christian Brauner <brauner@kernel.org> wrote:
>>
>> On Wed, Jan 14, 2026 at 03:53:37PM +0100, Miklos Szeredi wrote:
>> > This mini series fixes issues with the stale dentry cleanup patches added
>> > in this cycle. In particular commit ab84ad597386 ("fuse: new work queue to
>> > periodically invalidate expired dentries") allowed a race resulting in UAF.
>> >
>> > Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
>> > ---
>>
>> Do you want me to route those via vfs.fixes?
>
> Yes, please.
>
>> Btw, the Link: you provided in the first patch points to nothing on lore.
>
> It works for me. How can that happen?
Yikes! I totally missed that discussion (the link works for me too btw).
I remember seeing the fuse pull request for 6.19 but not the discussion
that followed.
I'm still reading through that thread, but these patches look sensible.
Thanks a lot for fixing these issues, Miklos!
Cheers,
--
Luís
next prev parent reply other threads:[~2026-01-14 16:59 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-14 14:53 [PATCH 0/6] fuse: fixes and cleanups for expired dentry eviction Miklos Szeredi
2026-01-14 14:53 ` [PATCH 1/6] fuse: fix race when disposing stale dentries Miklos Szeredi
2026-01-14 14:53 ` [PATCH 2/6] fuse: make sure dentry is evicted if stale Miklos Szeredi
2026-01-14 14:53 ` [PATCH 3/6] fuse: add need_resched() before unlocking bucket Miklos Szeredi
2026-01-14 14:53 ` [PATCH 4/6] fuse: clean up fuse_dentry_tree_work() Miklos Szeredi
2026-01-14 14:53 ` [PATCH 5/6] fuse: shrink once after all buckets have been scanned Miklos Szeredi
2026-01-14 14:53 ` [PATCH 6/6] vfs: document d_dispose_if_unused() Miklos Szeredi
2026-01-14 15:29 ` [PATCH 0/6] fuse: fixes and cleanups for expired dentry eviction Christian Brauner
2026-01-14 15:43 ` Miklos Szeredi
2026-01-14 16:59 ` Luis Henriques [this message]
2026-01-16 18:15 ` Christian Brauner
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