Subject: Re: [PATCH net] net/sched: accept TCA_STAB only for root qdisc

From: [email-masked]
Date: Tue, 08 Oct 2024 23:20:29 +0000

Hello:

This patch was applied to netdev/net.git (main)
by Jakub Kicinski <[email-masked]>:

On Mon,  7 Oct 2024 18:41:30 +0000 you wrote:
> Most qdiscs maintain their backlog using qdisc_pkt_len(skb)
> on the assumption it is invariant between the enqueue()
> and dequeue() handlers.
> 
> Unfortunately syzbot can crash a host rather easily using
> a TBF + SFQ combination, with an STAB on SFQ [1]
> 
> [...]

Here is the summary with links:
  - [net] net/sched: accept TCA_STAB only for root qdisc
    https://git.kernel.org/netdev/net/c/3cb7cf1540dd

You are awesome, thank you!
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