Re: [ptxdist] Segmentation fault with ptxdist-2020.05.0

[Michael Olbrich <m.olbrich@pengutronix.de>]

On Fri, May 15, 2020 at 09:40:45AM +0200, Mircea Ciocan wrote:
> More information about the subject:
> 
> I've repeated the compilation with all releases since 2020.02.0, the same
> config and machine as described under (sorry for top posting):
> 
> - 2020.02.0 - works OK
> 
> -2020.03.0 - works OK
> 
> -2020.04.0 - crashes, bash segfault.
> 
> -2020.05.0 - crashes, same bash segfault, in the same place.
> 
> So the regression is between 2020.03.0 and 2020.04.0, I'll try a diff, maybe
> I can spot what went wrong, but I could use your kind help.

I've mentioned the 'tee' in my other mail. The output there is probably
what you want to diff.

Michael

> The main problem is that the older releases as 2020.05.0 doesn't compile the
> toolchain correctly.
> 
> Best regards,
> 
> Mircea
> 
> 
> On 14.05.20 15:36, Mircea Ciocan wrote:
> > Hello list,
> > 
> > I have the most strange error with the ptxdist-2020.05.0 while trying to
> > compile a simple image for the iMX6ULL EVK, the shell segfaults !!!
> > 
> > Here are some information, that you could find useful:
> > 
> > Distribution: Ubuntu 18.04 LTS, 8GB RAM, current updates.
> > 
> > System shell set to bash.
> > 
> > The compilation of everything goes perfectly OK, but while building the
> > root filesystem image it crashes, always in the same place (100%
> > reproducible), when adding the net-dns-perl package, with the following
> > message;
> > 
> > info: selected ptxconfig:
> >       'configs/platform-mcimx6ull-evk/ptxconfig.tiny'
> > ptxdist: warning: No dev packages found in
> > 'Firmware/packages-MCIMX6ULL-EVK'
> > 
> > ...[snip]...
> > 
> > [compilation goes OK]
> > 
> > ----------------
> > target: root.tgz
> > ----------------
> > ...[snip]...
> > 
> > Configuring readline.
> > Configuring net-dns-perl.
> > environment: line 1: 31523 Done                    { echo "cd
> > '${work_dir}' || exit"; ptxd_dopermissions
> > "${ptxd_reply_perm_files[@]}"; echo ":"; }
> >      31524 Segmentation fault      (core dumped) | sh
> > ./Software/ptxdist-2020.05.0/rules/image-root-tgz.make:29: recipe for
> > target './Software/Firmware/platform-MCIMX6ULL-EVK/images/root.tgz'
> > failed
> > 
> > make: *** [./Software/Firmware/platform-MCIMX6ULL-EVK/images/root.tgz]
> > Error 139
> > 
> > 
> > In the system log I get something like:
> > 
> > "vmunix: [132753.581596] sh[10747]: segfault at 7ffe5bdf1fe8 ip
> > 00007fdb0b04930e sp 00007ffe5bdf1fe0 error 6 in
> > libc-2.27.so[7fdb0afb5000+1e7000]"
> > 
> > 
> > I have to say that I rarely, if ever, see this type of crash, and the
> > build finishes OK with ptxdist-2020.02.0. Any pointer on how can I fix
> > or debug this are greatly appreciated.
> > 
> > 
> >  Best regards,
> > 
> >  Mircea
> 
> 
> 
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> 

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