From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Johannes Berg <johannes@sipsolutions.net>
Cc: Max Kellermann <max.kellermann@ionos.com>,
dhowells@redhat.com, netfs@lists.linux.dev,
linux-kernel@vger.kernel.org, stable@vger.kernel.org
Subject: Re: [PATCH v6.13 v2] fs/netfs/read_collect: fix crash due to uninitialized `prev` variable
Date: Mon, 10 Mar 2025 12:51:25 +0100 [thread overview]
Message-ID: <2025031020-unframed-blast-a985@gregkh> (raw)
In-Reply-To: <a3ad0b7e8b5e16ee25cbc692798c0858e55a1b0c.camel@sipsolutions.net>
On Fri, Mar 07, 2025 at 03:27:41PM +0100, Johannes Berg wrote:
> On Fri, 2025-02-14 at 14:12 +0100, Max Kellermann wrote:
> > When checking whether the edges of adjacent subrequests touch, the
> > `prev` variable is deferenced, but it might not have been initialized.
> > This causes crashes like this one:
>
> [...]
>
> I believe we also need this in 6.12?
Now added, thanks.
greg k-h
prev parent reply other threads:[~2025-03-10 11:51 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-02-14 13:12 [PATCH v6.13 v2] fs/netfs/read_collect: fix crash due to uninitialized `prev` variable Max Kellermann
2025-02-14 13:16 ` David Howells
2025-02-14 13:30 ` Patch "fs/netfs/read_collect: fix crash due to uninitialized `prev` variable" has been added to the 6.13-stable tree gregkh
2025-03-07 14:27 ` [PATCH v6.13 v2] fs/netfs/read_collect: fix crash due to uninitialized `prev` variable Johannes Berg
2025-03-10 11:51 ` Greg Kroah-Hartman [this message]
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