linux-kernel - Re: [PATCH v4 7/8] tracing/selftests: Add tests for hist trigger expression parsing

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Message-Id: <20211027235229.06f268a62133882a547c3c01@kernel.org>
Date:   Wed, 27 Oct 2021 23:52:29 +0900
From:   Masami Hiramatsu <mhiramat@...nel.org>
To:     Steven Rostedt <rostedt@...dmis.org>
Cc:     Kalesh Singh <kaleshsingh@...gle.com>,
        Masami Hiramatsu <mhiramat@...nel.org>, surenb@...gle.com,
        hridya@...gle.com, namhyung@...nel.org, kernel-team@...roid.com,
        Jonathan Corbet <corbet@....net>,
        Ingo Molnar <mingo@...hat.com>, Shuah Khan <shuah@...nel.org>,
        Tom Zanussi <zanussi@...nel.org>, linux-doc@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-kselftest@...r.kernel.org
Subject: Re: [PATCH v4 7/8] tracing/selftests: Add tests for hist trigger
 expression parsing

On Wed, 27 Oct 2021 10:31:19 -0400
Steven Rostedt <rostedt@...dmis.org> wrote:

> On Tue, 26 Oct 2021 21:27:00 -0700
> Kalesh Singh <kaleshsingh@...gle.com> wrote:
> 
> > > Interesting. There should be test logs under logs/ directory in the
> > > ftracetest. Can you share the logs/*/ftracetest.log and your kernel kconfig?
> > >
> > > Thank you,
> > >  
> > Hi Masami,
> > 
> > I have attached the config and ftracetest.log here.

Thanks! but it seems that the tests were randomely failed...

> 
> 
> Actually, could you attach the other files in that log?
> 
> tar cvjf log.tar.bz2 logs/<date>/
> 
> Where <date> is the value for the log that failed.
> 
> That will give me more information to why the tests failed.
> 
> I'm currently going to test the config you sent.

I'm also trying to reproduce it, but it seems to need full qemu mode.
If you share the above logs, it is easier to check why the tests have
been failed.

> 
> Thanks!
> 
> -- Steve


-- 
Masami Hiramatsu <mhiramat@...nel.org>