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Message-Id:
<170560082806.5819.6461479890543171742.git-patchwork-notify@kernel.org>
Date: Thu, 18 Jan 2024 18:00:28 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Nikita Zhandarovich <n.zhandarovich@...tech.ru>
Cc: davem@...emloft.net, dsahern@...nel.org, edumazet@...gle.com,
kuba@...nel.org, pabeni@...hat.com, ap420073@...il.com,
netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
syzbot+a9400cabb1d784e49abf@...kaller.appspotmail.com
Subject: Re: [PATCH net] ipv6: mcast: fix data-race in ipv6_mc_down / mld_ifc_work
Hello:
This patch was applied to netdev/net.git (main)
by Jakub Kicinski <kuba@...nel.org>:
On Wed, 17 Jan 2024 09:21:02 -0800 you wrote:
> idev->mc_ifc_count can be written over without proper locking.
>
> Originally found by syzbot [1], fix this issue by encapsulating calls
> to mld_ifc_stop_work() (and mld_gq_stop_work() for good measure) with
> mutex_lock() and mutex_unlock() accordingly as these functions
> should only be called with mc_lock per their declarations.
>
> [...]
Here is the summary with links:
- [net] ipv6: mcast: fix data-race in ipv6_mc_down / mld_ifc_work
https://git.kernel.org/netdev/net/c/2e7ef287f07c
You are awesome, thank you!
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