Re: [PATCH 1/2] audit: show user land backtrace as part of audit context messages
On Tue, Feb 02, 2021 at 04:35:42PM -0500, Paul Moore wrote:
On Tue, Feb 2, 2021 at 4:29 PM Daniel Walker
<danielwa(a)cisco.com> wrote:
> From: Victor Kamensky <kamensky(a)cisco.com>
>
> To efficiently find out where SELinux AVC denial is comming from
> take backtrace of user land process and display it as type=UBACKTRACE
> message that comes as audit context for SELinux AVC and other audit
> messages ...
Have you tried the new perf tracepoint for SELinux AVC decisions that
trigger an audit event? It's a new feature for v5.10 and looks to
accomplish most of what you are looking for with this patch.
* https://www.paul-moore.com/blog/d/2020/12/linux_v510.html
We haven't tried it, but I can look into it. We're not using v5.10 extensively
yet.
Daniel