[Libva] Crashes in gpe pipeline with vpp sharpening

[Zhao, Yakui]

On Mon, 2014-12-01 at 12:38 -0700, Antti Seppälä wrote:
> On 1 December 2014 at 02:18, Zhao, Yakui <yakui.zhao at intel.com> wrote:
> > On Fri, 2014-11-28 at 02:26 -0700, Antti Seppälä wrote:
> >> On 28 November 2014 at 11:21, Gwenole Beauchesne <gb.devel at gmail.com> wrote:
> >> > Hi,
> >> >
> >> > 2014-11-28 8:55 GMT+01:00 Antti Seppälä <a.seppala at gmail.com>:
> >> >> Hello.
> >> >>
> >> >> I'm experiencing frequent crashes in libva-intel-driver when using vpp
> >> >> sharpening filter.
> >> >>
> >> >> I'm deinterlacing a surface with vpp and then trying to run vpp
> >> >> sharpening filter on to that surface. The sharpening process works for
> >> >> a while (approx 4-6 minutes ~ 13000 surfaces) but then an assert or
> >> >> segmentation fault occurs in libva-intel-driver.
> >> >>
> >> >> Here's my setup:
> >> >> libva-1.4.1
> >> >> libva-intel-driver-1.4.2.pre1 (from git)
> >> >> Intel D54250WYK NUC kit (Haswell i5)
> >> >
> >> > Please use the driver version for git master, not from the 1.4 branch.
> >> > There was a known memory leak in the VEBOX code otherwise.
> >> >
> >>
> >> As far as I can tell I'm already using master branch, the latest
> >> commit here is "b98dc44 Bump version to 1.4.2.pre1"
> >
> > Do you have any standalone test case which can help to debug and analyze
> > the segment fault issue?
> >
> > BTW: You can file one bug on https://bugs.freedesktop.org/
> > (The product=libva, component = intel)
> >
> 
> Hi Yakui.
> 
> I created a simple standalone test application that can reproduce
> crashing very easily for my setup. Letting it run for about a minute
> (13000 iterations) will run into the crash.
> I posted the application source as an attachment to a bug I just
> filed: https://bugs.freedesktop.org/attachment.cgi?id=110316
> 
> Here is the bug: https://bugs.freedesktop.org/show_bug.cgi?id=86913
> 
> Hope this helps to narrow it down.
> 
> Please let me know if there's more I can do to help.

Thanks for filing the bug.
I will take a look at it.

Thanks.
    Yakui

> 
> Br,