On Fri, Oct 9, 2020 at 9:11 AM Kinsey Moore <kinsey.mo...@oarcorp.com> wrote:
> I'm not sure it's specifically a GCC10 issue, but I've encountered > something like this before (I think it was GCC8 or GCC9). > > https://github.com/ISI-apex/rtems/commit/edd6d90c3ad21393dd0de93056f371c7abc89b78 > > I thought I'd sent in a patch for this or at least created a ticket, but I > can't find either at the moment. > Would switching this BSP from -O0 to -Og be prudent also? I assume it is using -O0 to ease debugging. --joel > > Kinsey > > -----Original Message----- > From: devel <devel-boun...@rtems.org> On Behalf Of Frank Kühndel > Sent: Friday, October 9, 2020 09:06 > To: j...@rtems.org > Cc: rtems-de...@rtems.org <devel@rtems.org> > Subject: Re: [PATCH] testsuites/samples/fileio - Increase of stack size > > Hi Joel, > > Sebastian is the opinion its a "GCC 10 issue". > > On 10/9/20 3:32 PM, Joel Sherrill wrote: > > This is interesting. When I teach RTEMS classes, I always run this > > application and the last time, this BSP was the one used. It was a > > rare case of all Zynq users with no LEON users. :) > > > > What version of RTEMS and how did you configure it? > > Version is the newest, I think 6: > > remote.origin.url=git://git.rtems.org/rtems.git > > The branch bases on origin/master. > The preceding commit was: > commit 558a19d3adff6a3ecf678f94408b48beccbbc9fb (origin/master, > origin/HEAD, master) > > The config.ini is > > [arm/realview_pbx_a9_qemu] > RTEMS_DEBUG = True > RTEMS_NETWORKING = True > RTEMS_POSIX_API = True > RTEMS_SMP = True > BUILD_TESTS = True > > > > > This sounds like it may need a ticket since it likely needs to be > > included on the 5 branch.pa <http://branch.pa> > > I can open a ticket for 5 and 6 if you like. > > Greetings > Frank > > > > > I don't doubt it crashed. Just want details so we can apply the patch > > properly. > > > > --joel > > > > On Fri, Oct 9, 2020 at 8:07 AM Frank Kuehndel > > <frank.kuehn...@embedded-brains.de > > <mailto:frank.kuehn...@embedded-brains.de>> wrote: > > > > When I use the 'shell' from the fileio sample with the command below: > > > > env QEMU_AUDIO_DRV="none" \ > > qemu-system-arm -no-reboot -net none -nographic -M > > realview-pbx-a9 -m 256M \ > > -kernel > > build/arm/realview_pbx_a9_qemu/testsuites/samples/fileio.exe > > > > The executable crashes with an "BLOWN STACK!!!" as soon as I try to > > login > > as 'root' with password. (The logins without password work fine.) > > Increasing > > the stack size of the affected thread a bit solves the issue. Hence, > > I suggest this patch. > > --- > > testsuites/samples/fileio/init.c | 2 +- > > 1 file changed, 1 insertion(+), 1 deletion(-) > > > > diff --git a/testsuites/samples/fileio/init.c > > b/testsuites/samples/fileio/init.c > > index 86b34b99dd..c552d33613 100644 > > --- a/testsuites/samples/fileio/init.c > > +++ b/testsuites/samples/fileio/init.c > > @@ -630,7 +630,7 @@ static void fileio_start_shell(void) > > printf(" =========================\n"); > > rtems_shell_init( > > "SHLL", /* task_name */ > > - RTEMS_MINIMUM_STACK_SIZE * 4, /* task_stacksize */ > > + RTEMS_MINIMUM_STACK_SIZE * 5, /* task_stacksize */ > > 100, /* task_priority */ > > "/dev/foobar", /* devname */ > > /* device is currently ignored by the shell if it is not a pty > */ > > -- > > 2.26.2 > > > > _______________________________________________ > > devel mailing list > > devel@rtems.org <mailto:devel@rtems.org> > > http://lists.rtems.org/mailman/listinfo/devel > > > _______________________________________________ > devel mailing list > devel@rtems.org > http://lists.rtems.org/mailman/listinfo/devel >
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