Bug#565506: xserver-xorg-video-radeon: Server segfaults if running Compiz with EXA

[Michel Dänzer]

On Sat, 2010-01-16 at 14:57 +0100, Peter Paluch wrote: 
> Package: xserver-xorg-video-radeon
> Version: 1:6.12.4-2
> Severity: normal
> 
> If the EXA acceleration is used, the server crashes as soon as the Compiz WM
> is started. The problem does not appear with the XAA acceleration. Running a
> simple GL application like glxgears under EXA also works without problems.

[...]

> Backtrace:
> 0: /usr/bin/X (xorg_backtrace+0x3b) [0x80a8a9b]
> 1: /usr/bin/X (0x8048000+0x5c445) [0x80a4445]
> 2: (vdso) (__kernel_rt_sigreturn+0x0) [0xb786640c]
> 3: /usr/lib/xorg/modules/drivers/radeon_drv.so (0xb7388000+0x5aad0) [0xb73e2ad0]
> 4: /usr/lib/xorg/modules/libexa.so (0xb71a6000+0xc62c) [0xb71b262c]
> 5: /usr/lib/xorg/modules/libexa.so (0xb71a6000+0xd530) [0xb71b3530]
> 6: /usr/bin/X (0x8048000+0xc404b) [0x810c04b]
> 7: /usr/bin/X (CompositePicture+0x298) [0x8106c88]
> 8: /usr/bin/X (0x8048000+0xb7a4d) [0x80ffa4d]
> 9: /usr/bin/X (0x8048000+0xb4723) [0x80fc723]
> 10: /usr/bin/X (0x8048000+0x479e7) [0x808f9e7]
> 11: /usr/bin/X (0x8048000+0x1e95a) [0x806695a]
> 12: /lib/i686/cmov/libc.so.6 (__libc_start_main+0xe5) [0xb7583b55]
> 13: /usr/bin/X (0x8048000+0x1e541) [0x8066541]
> Segmentation fault at address (nil)
> 
> Fatal server error:
> Caught signal 11 (Segmentation fault). Server aborting

This is most likely due to a source-only (solid or gradient) picture and
already fixed in the xf86-video-ati Git 6.12-branch.


-- 
Earthling Michel Dänzer           |                http://www.vmware.com
Libre software enthusiast         |          Debian, X and DRI developer