From: Steven Rostedt <rostedt@goodmis.org>
To: Chuck Lever III <chuck.lever@oracle.com>
Cc: LKML <linux-kernel@vger.kernel.org>
Subject: Re: possible trace_printk() bug in v5.19-rc1
Date: Mon, 27 Jun 2022 23:59:57 -0400 [thread overview]
Message-ID: <20220627235957.78aed6cd@gandalf.local.home> (raw)
In-Reply-To: <20220624190819.59df11d3@rorschach.local.home>
On Fri, 24 Jun 2022 19:08:19 -0400
Steven Rostedt <rostedt@goodmis.org> wrote:
> On Mon, 20 Jun 2022 00:57:23 +0000
> Chuck Lever III <chuck.lever@oracle.com> wrote:
>
> > > Yes, I'm sure. I just checked out v5.18 and built it with the
> > > same CONFIG. trace_printk() on that kernel generates function
> > > names as expected.
> >
> > I moved my development work to another system, and bisected. The
> > result:
> >
> > 91fb02f31505 ("module: Move kallsyms support into a separate file")
>
> Hmm, right below that it says:
>
> "No functional change."
>
> I'm guessing it may not be as reliably reproducible.
I take this back. I bisected it down to this commit as well.
I found another patch in that series that has a function change, so I do
not trust this. This most definitely has a functional change, as the output
of kallsyms changes with it. I'll report it against that patch submission.
-- Steve
>
> And is this an issue with trace-cmd output or reading the trace file?
prev parent reply other threads:[~2022-06-28 4:00 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-06-16 15:22 possible trace_printk() bug in v5.19-rc1 Chuck Lever III
2022-06-16 15:34 ` Steven Rostedt
2022-06-16 15:36 ` Chuck Lever III
2022-06-16 15:43 ` Steven Rostedt
2022-06-16 18:07 ` Chuck Lever III
2022-06-17 19:50 ` Steven Rostedt
2022-06-18 1:28 ` Chuck Lever III
2022-06-20 0:57 ` Chuck Lever III
2022-06-24 18:23 ` Chuck Lever III
2022-06-24 23:08 ` Steven Rostedt
2022-06-25 17:15 ` Chuck Lever III
2022-06-25 17:45 ` Steven Rostedt
2022-06-25 18:28 ` John 'Warthog9' Hawley
2022-06-26 3:01 ` John 'Warthog9' Hawley
2022-06-27 17:08 ` Chuck Lever III
2022-06-27 17:11 ` Steven Rostedt
2022-06-27 17:19 ` Chuck Lever III
2022-06-27 19:01 ` Steven Rostedt
2022-06-28 15:24 ` Steven Rostedt
2022-06-25 18:50 ` Chuck Lever III
2022-06-25 23:01 ` Steven Rostedt
2022-06-26 17:09 ` Chuck Lever III
2022-06-27 15:43 ` Steven Rostedt
2022-06-27 15:51 ` Chuck Lever III
2022-06-27 16:02 ` Steven Rostedt
2022-06-28 3:59 ` Steven Rostedt [this message]
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