netdev - Re: [PATCH v3 net] net/sched: act_api: fix possible infinite loop in tcf_idr_check

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Date: Tue, 18 Jun 2024 10:40:31 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: David Ruth <druth@...omium.org>
Cc: netdev@...r.kernel.org, jhs@...atatu.com, xiyou.wangcong@...il.com,
 jiri@...nulli.us, davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org,
 pabeni@...hat.com, marcelo.leitner@...il.com, vladbu@...dia.com,
 syzbot+b87c222546179f4513a7@...kaller.appspotmail.com
Subject: Re: [PATCH v3 net] net/sched: act_api: fix possible infinite loop in
 tcf_idr_check_alloc()

Hello:

This patch was applied to netdev/net.git (main)
by Paolo Abeni <pabeni@...hat.com>:

On Fri, 14 Jun 2024 19:03:26 +0000 you wrote:
> syzbot found hanging tasks waiting on rtnl_lock [1]
> 
> A reproducer is available in the syzbot bug.
> 
> When a request to add multiple actions with the same index is sent, the
> second request will block forever on the first request. This holds
> rtnl_lock, and causes tasks to hang.
> 
> [...]

Here is the summary with links:
  - [v3,net] net/sched: act_api: fix possible infinite loop in tcf_idr_check_alloc()
    https://git.kernel.org/netdev/net/c/d864319871b0

You are awesome, thank you!
-- 
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