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<base href="https://bugs.freedesktop.org/" />
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - vlc crashes with vdpau (Radeon 3850HD) [r600]"
href="https://bugs.freedesktop.org/show_bug.cgi?id=85267">85267</a>
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<th>Summary</th>
<td>vlc crashes with vdpau (Radeon 3850HD) [r600]
</td>
</tr>
<tr>
<th>Product</th>
<td>Mesa
</td>
</tr>
<tr>
<th>Version</th>
<td>unspecified
</td>
</tr>
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<th>Hardware</th>
<td>x86-64 (AMD64)
</td>
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<th>OS</th>
<td>Linux (All)
</td>
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<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
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<th>Priority</th>
<td>medium
</td>
</tr>
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<th>Component</th>
<td>Drivers/Gallium/r600
</td>
</tr>
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<th>Assignee</th>
<td>dri-devel@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>arthur.marsh@internode.on.net
</td>
</tr></table>
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<pre>I'm using version 10.3.1-1 on Debian of most mesa-related packages and Linux
kernel 3.18.0-rc1 from Linus' git head.
replaying a particular dvd in VLC triggers some errors:
(see also <a href="http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=766058">http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=766058</a> )
vdpau-related packages are also installed;
when I ran the dvd in VLC under valgrind I encountered:
(comments are from <a href="mailto:michel@daenzer.net">michel@daenzer.net</a> )
<span class="quote">> ==13424== Invalid read of size 1
> ==13424== at 0x1A8789C0: r600_bind_blend_state_internal (in /usr/lib/x86_64-linux-gnu/vdpau/libvdpau_r600.so.1.0.0)
> ==13424== by 0x1A6723C0: blitter_restore_fragment_states (in /usr/lib/x86_64-linux-gnu/vdpau/libvdpau_r600.so.1.0.0)
> ==13424== by 0x1A675C47: util_blitter_clear_render_target (in /usr/lib/x86_64-linux-gnu/vdpau/libvdpau_r600.so.1.0.0)
> ==13424== by 0x1A852985: r600_clear_render_target (in /usr/lib/x86_64-linux-gnu/vdpau/libvdpau_r600.so.1.0.0)
> ==13424== by 0x1A69D9A9: vl_compositor_render (in /usr/lib/x86_64-linux-gnu/vdpau/libvdpau_r600.so.1.0.0)
> ==13424== by 0x1A629E96: vlVdpPresentationQueueDisplay (in /usr/lib/x86_64-linux-gnu/vdpau/libvdpau_r600.so.1.0.0)
> ==13424== by 0x1F2F80A3: Queue (in /usr/lib/vlc/plugins/vdpau/libvdpau_display_plugin.so)
> ==13424== by 0x30D0E6DB48: ThreadDisplayPicture (in /usr/lib/libvlccore.so.8.0.0)
> ==13424== by 0x30D0E6DEB2: Thread (in /usr/lib/libvlccore.so.8.0.0)
> ==13424== by 0x30022080A3: start_thread (pthread_create.c:309)
> ==13424== Address 0xedfe51d is 61 bytes inside a block of size 64 free'd
> ==13424== at 0x4A08E90: free (vg_replace_malloc.c:473)
> ==13424== by 0x1A62C7DD: vlVdpOutputSurfaceRenderBitmapSurface (in /usr/lib/x86_64-linux-gnu/vdpau/libvdpau_r600.so.1.0.0)
> ==13424== by 0x1F2F8200: Queue (in /usr/lib/vlc/plugins/vdpau/libvdpau_display_plugin.so)
> ==13424== by 0x30D0E6DB48: ThreadDisplayPicture (in /usr/lib/libvlccore.so.8.0.0)
> ==13424== by 0x30D0E6DEB2: Thread (in /usr/lib/libvlccore.so.8.0.0)
> ==13424== by 0x30022080A3: start_thread (pthread_create.c:309)</span >
This looks like a use-after-free bug in the Mesa r600g driver. Can you report
this upstream at <a href="https://bugs.freedesktop.org/enter_bug.cgi?product=Mesa">https://bugs.freedesktop.org/enter_bug.cgi?product=Mesa</a> ,
component Drivers/Gallium/r600?</pre>
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