Re: next-20250605: Test regression: qemu-x86_64-compat mode ltp tracing Oops int3 kernel panic

From: Steven Rostedt
Date: Tue Jun 10 2025 - 10:54:31 EST


On Tue, 10 Jun 2025 18:50:05 +0530
Naresh Kamboju <naresh.kamboju@xxxxxxxxxx> wrote:

> > Is this bug reproducible easier recently?
>
> Yes. It is easy to reproduce.

Can you test before and after this commit:

4334336e769b ("x86/alternatives: Improve code-patching scalability by
removing false sharing in poke_int3_handler()")

I think that may be the culprit.

Even if Masami's patches work, I want to know what exactly caused it.

-- Steve