netdev - Re: [PATCH net] ipv6: make ip6_rt_gc_expire an atomic

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Date:   Fri, 15 Apr 2022 21:50:13 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Eric Dumazet <eric.dumazet@...il.com>
Cc:     davem@...emloft.net, kuba@...nel.org, pabeni@...hat.com,
        dsahern@...nel.org, netdev@...r.kernel.org, edumazet@...gle.com,
        syzkaller@...glegroups.com
Subject: Re: [PATCH net] ipv6: make ip6_rt_gc_expire an atomic_t

Hello:

This patch was applied to netdev/net.git (master)
by Jakub Kicinski <kuba@...nel.org>:

On Wed, 13 Apr 2022 11:13:33 -0700 you wrote:
> From: Eric Dumazet <edumazet@...gle.com>
> 
> Reads and Writes to ip6_rt_gc_expire always have been racy,
> as syzbot reported lately [1]
> 
> There is a possible risk of under-flow, leading
> to unexpected high value passed to fib6_run_gc(),
> although I have not observed this in the field.
> 
> [...]

Here is the summary with links:
  - [net] ipv6: make ip6_rt_gc_expire an atomic_t
    https://git.kernel.org/netdev/net/c/9cb7c013420f

You are awesome, thank you!
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