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

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Date:   Tue, 28 Jun 2022 11:24:42 -0400
From:   Steven Rostedt <rostedt@...dmis.org>
To:     Chuck Lever III <chuck.lever@...cle.com>
Cc:     John 'Warthog9' Hawley <warthog9@...lescrag.net>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: possible trace_printk() bug in v5.19-rc1

On Mon, 27 Jun 2022 17:19:18 +0000
Chuck Lever III <chuck.lever@...cle.com> wrote:

> > The symbol lookup problem still exists. What about the get_sockaddr() not
> > processing?  
> 
> "trace-cmd report" no longer produces the get_sockaddr warning messages,
> but tracepoints that use __get_sockaddr() still FAIL TO PARSE on my
> system:
> 
>             nfsd-1167  [005]   117.853235: nfsd_cb_probe:        [FAILED TO PARSE] state=0x1 cl_boot=1656349219 cl_id=3054917767 addr=ARRAY[02, 00, 00, 00, c0, a8, 02, 43, 00, 00, 00, 00, 00, 00, 00, 00]
>    kworker/u24:2-985   [003]   117.853368: nfsd_cb_setup:        [FAILED TO PARSE] cl_boot=1656349219 cl_id=3054917767 authflavor=0x1 addr=ARRAY[02, 00, 00, 00, c0, a8, 02, 43, 00, 00, 00, 00, 00, 00, 00, 00] netid=rdma
>    kworker/u24:2-985   [003]   117.853370: nfsd_cb_state:        [FAILED TO PARSE] state=0x0 cl_boot=1656349219 cl_id=3054917767 addr=ARRAY[02, 00, 00, 00, c0, a8, 02, 43, 00, 00, 00, 00, 00, 00, 00, 00]
> 

I remember writing a patch to fix this, but it looks to never have been
applied. And worse yet, I can't find it :-/

Oh well, I guess I just need to write it again.

-- Steve