netdev - Re: [Patch net-next] net_sched: fix RTNL deadlock again caused by request

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: <161103060914.4335.6975760467315017794.git-patchwork-notify@kernel.org>
Date:   Tue, 19 Jan 2021 04:30:09 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Cong Wang <xiyou.wangcong@...il.com>
Cc:     netdev@...r.kernel.org, cong.wang@...edance.com,
        syzbot+82752bc5331601cf4899@...kaller.appspotmail.com,
        syzbot+b3b63b6bff456bd95294@...kaller.appspotmail.com,
        syzbot+ba67b12b1ca729912834@...kaller.appspotmail.com,
        jhs@...atatu.com, jiri@...nulli.us
Subject: Re: [Patch net-next] net_sched: fix RTNL deadlock again caused by
 request_module()

Hello:

This patch was applied to netdev/net-next.git (refs/heads/master):

On Sat, 16 Jan 2021 16:56:57 -0800 you wrote:
> From: Cong Wang <cong.wang@...edance.com>
> 
> tcf_action_init_1() loads tc action modules automatically with
> request_module() after parsing the tc action names, and it drops RTNL
> lock and re-holds it before and after request_module(). This causes a
> lot of troubles, as discovered by syzbot, because we can be in the
> middle of batch initializations when we create an array of tc actions.
> 
> [...]

Here is the summary with links:
  - [net-next] net_sched: fix RTNL deadlock again caused by request_module()
    https://git.kernel.org/netdev/net-next/c/d349f9976868

You are awesome, thank you!
--
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html