Re: possible trace_printk() bug in v5.19-rc1

From: Steven Rostedt
Date: Fri Jun 24 2022 - 19:08:27 EST


On Mon, 20 Jun 2022 00:57:23 +0000
Chuck Lever III <chuck.lever@xxxxxxxxxx> 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.

And is this an issue with trace-cmd output or reading the trace file?

-- Steve