From: patchwork-bot+netdevbpf@kernel.org
To: Shivani Gupta <shivani07g@gmail.com>
Cc: netdev@vger.kernel.org, jhs@mojatatu.com,
xiyou.wangcong@gmail.com, jiri@resnulli.us, davem@davemloft.net,
edumazet@google.com, kuba@kernel.org, pabeni@redhat.com,
horms@kernel.org,
syzbot+8f1c492ffa4644ff3826@syzkaller.appspotmail.com
Subject: Re: [PATCH v2] net/sched: act_api: avoid dereferencing ERR_PTR in tcf_idrinfo_destroy
Date: Wed, 07 Jan 2026 01:40:06 +0000 [thread overview]
Message-ID: <176775000629.2194089.18152172133277668812.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20260105005905.243423-1-shivani07g@gmail.com>
Hello:
This patch was applied to netdev/net.git (main)
by Jakub Kicinski <kuba@kernel.org>:
On Mon, 5 Jan 2026 00:59:05 +0000 you wrote:
> syzbot reported a crash in tc_act_in_hw() during netns teardown where
> tcf_idrinfo_destroy() passed an ERR_PTR(-EBUSY) value as a tc_action
> pointer, leading to an invalid dereference.
>
> Guard against ERR_PTR entries when iterating the action IDR so teardown
> does not call tc_act_in_hw() on an error pointer.
>
> [...]
Here is the summary with links:
- [v2] net/sched: act_api: avoid dereferencing ERR_PTR in tcf_idrinfo_destroy
https://git.kernel.org/netdev/net/c/adb25a46dc0a
You are awesome, thank you!
--
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html
prev parent reply other threads:[~2026-01-07 1:43 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-02 23:21 [PATCH] net/sched: act_api: avoid dereferencing ERR_PTR in tcf_idrinfo_destroy Shivani Gupta
2026-01-04 4:09 ` Cong Wang
2026-01-05 0:59 ` [PATCH v2] " Shivani Gupta
2026-01-07 1:40 ` patchwork-bot+netdevbpf [this message]
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