Re: [PATCH] net/sched: fix potential stack infoleak in em_text_dump()

[patchwork-bot+netdevbpf]

Hello:

This patch was applied to netdev/net.git (main)
by Jakub Kicinski <kuba@xxxxxxxxxx>:

On Fri, 18 Sep 2026 15:39:37 +0200 you wrote:
> em_text_dump() allocates struct tcf_em_text on the stack without zeroing
> it.  strscpy() writes the algorithm name and a NUL terminator into
> conf.algo[], leaving the remaining bytes uninitialised.  nla_put_nohdr()
> then copies the full struct to the netlink response.
> 
> KMSAN on Linux 7.2-rc6 reports two kernel-infoleak splats from this path,
> one triggered via "tc filter show" and one via a raw RTM_GETTFILTER dump:
> 
> [...]

Here is the summary with links:
  - net/sched: fix potential stack infoleak in em_text_dump()
    https://git.kernel.org/netdev/net/c/9c572a83037a

You are awesome, thank you!
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