Re: ctfconvert: rc = 1 Unsupported version [_dwarf_info_load(229)]

On Thu, Nov 25, 2021 at 10:48:36PM +0200, Andriy Gapon wrote:
> 
> I've just finished builds of yesterday's CURRENT / main for arm and arm64.
> In both builds I got lots of messages from ctfconvert:
>    ctfconvert: rc = 1 Unsupported version [_dwarf_info_load(229)]
> 
> I got an impression that there was a message for each object file, that's how 
> many of them were there.
> 
> I don't recall seeing those messages before.
> 
> Should I be concerned?
> Maybe I am doing something wrong or have an unusual configuration?
> Any way to fix the issue?
> 
> Thanks!
> 
> P.S.
> The builds were done on stable/13, so maybe there is an issue with host tools 
> not being able to grok something new.

I haven't seen this before, for what it's worth.  I presume this is from
a kernel build?  Does the configuration enable generation of debug info
with, e.g., "makeoptions DEBUG=-g"?