netdev - Re: [RFC PATCH] ipv6: route: release reference of dsts cached in sockets

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <2df9d232-9d87-4c0d-b910-b82a0ba68986@kernel.org>
Date: Wed, 13 Nov 2024 09:27:44 -0800
From: David Ahern <dsahern@...nel.org>
To: Xin Long <lucien.xin@...il.com>, Jiri Wiesner <jwiesner@...e.de>
Cc: Eric Dumazet <edumazet@...gle.com>, netdev@...r.kernel.org,
 Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
 "David S. Miller" <davem@...emloft.net>
Subject: Re: [RFC PATCH] ipv6: route: release reference of dsts cached in
 sockets

On 11/12/24 2:51 PM, Xin Long wrote:
> This makes sense to me.
> 
> The code prior to 92f1655aa2b22 ("net: fix __dst_negative_advice()
> race") had no longer been able to release the cached dst for the
> reference held by socket in ip6_negative_advice() since
> rt6_remove_exception_rt() is called there.
> 
> Hi, David Ahern,
> 
> Can you confirm this?
> 
> Thanks.

I am traveling this week, so even less time than usual for patches. I
will need to find to refresh my memory on the history of the code.