linux-kernel - Re: [mcgrof:modules-next 1/1] include/linux/kern_levels.h:5:18: warning: format '%llu' expects argument of type 'long long unsigned int', but argument 3 has type 'Elf32

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Date:   Wed, 13 Oct 2021 15:40:11 -0700
From:   Luis Chamberlain <mcgrof@...nel.org>
To:     Shuah Khan <skhan@...uxfoundation.org>,
        Jessica Yu <jeyu@...nel.org>
Cc:     kernel test robot <lkp@...el.com>, kbuild-all@...ts.01.org,
        linux-kernel@...r.kernel.org
Subject: Re: [mcgrof:modules-next 1/1] include/linux/kern_levels.h:5:18:
 warning: format '%llu' expects argument of type 'long long unsigned int',
 but argument 3 has type 'Elf32_Off' {aka 'unsigned int'}

On Wed, Oct 13, 2021 at 04:16:36PM -0600, Shuah Khan wrote:
> On 10/13/21 3:18 PM, Luis Chamberlain wrote:
> > On Wed, Oct 13, 2021 at 11:09:15AM -0600, Shuah Khan wrote:
> > > Hi Luis,
> > > We can introduce arch specific header print routine. Easy option is not
> > > printing any info., which we know isn't very useful.
> > > 
> > > Let me know your thoughts.
> > 
> > You found an issue without the debug prints, and so you'd know better if
> > the effort is worth the trouble, so I'll let you decide.
> > 
> 
> Right the issue with validate_section_offset() is separate from the debug.
> I will fix the pr_err warns first by tweaking the messages to not print
> the variables that cause problems.
> 
> I will send a separate patch for validate_section_offset() which needs to
> be arch specific similar to elf_check_arch().
> 
> Let me know if this plan sounds good.

Sounds good! Thanks for doing this work!

  Luis