linux-kernel - Re: [BUG] Crash on named histogram trigger with invalid onmax variable

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Message-ID: <20250224131049.3a4d8945@gandalf.local.home>
Date: Mon, 24 Feb 2025 13:10:49 -0500
From: Steven Rostedt <rostedt@...dmis.org>
To: Tomas Glozar <tglozar@...hat.com>
Cc: Masami Hiramatsu <mhiramat@...nel.org>,
 linux-trace-kernel@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [BUG] Crash on named histogram trigger with invalid onmax
 variable

On Mon, 24 Feb 2025 16:22:39 +0100
Tomas Glozar <tglozar@...hat.com> wrote:

Thanks for the report.

> I'm not familiar with the trigger implementation. Do you have any
> ideas on why the hist_unregister_trigger fails and/or a fix?

One day I would love to rewrite the trigger code. It's really convoluted
and not easy to follow. I'm constantly trying to remember the workflow of
it.

Anyway, I'll dig into this.

-- Steve