[Intel-gfx] recent intel commits cause X segfault

[Jin, Gordon]

Stefano Avallone wrote on Thursday, June 04, 2009 3:11 AM:
> Hi,
> 
> I am running kernel 2.6.30-rc8 on a GM965 with UXA and KMS and
> everything from git master:
> 
> libdrm: 85b9f737db0d2a845e4d7e2bbf9ad12ff9e2227c
> mesa: 54576130a88fe93a64367f882cd680e37f0ec0ac
> xserver: 7f027d9dc0146e229802aeac342ea2dbab63264a
> 
> Then, I updated xf86-video-intel from commit
> ea0b00e675281b2914450992501566122f9affe0 ("Provide mode line from VBT
> to xorg.") to commit 4afbe3b75e53cca1254883f2e847cf93cf9f0d71("Revert
> "Revert "Merge branch 'xvmc-vld'""). Now, I can start kdm but, before
> the KDE4 desktop can appear, the initialization process stops.
> Xorg.log shows (full version attached, I am using no xorg.conf):

Can you bisect to see which commit causes the regression?

> Backtrace:
> 0: /opt/gfx-test/bin/Xorg(xorg_backtrace+0x3b) [0x80b02db]
> 1: /opt/gfx-test/bin/Xorg [0x80a1335]
> 2: [0xb805040c]
> 3:
> /opt/gfx-test/lib/libdrm_intel.so.1(drm_intel_bo_alloc_for_render+0x24)
> [0xb78b0424] 4: /opt/gfx-test/lib/xorg/modules/drivers/intel_drv.so
> [0xb78ff40d] 5: /opt/gfx-test/bin/Xorg [0x81a0a39]
> 6: /opt/gfx-test/bin/Xorg [0x81a0d61]
> 7: /opt/gfx-test/bin/Xorg [0x81a0104]
> 8: /opt/gfx-test/bin/Xorg(ConfigureWindow+0xa61) [0x8096351]
> 9: /opt/gfx-test/bin/Xorg [0x80905a2]
> 10: /opt/gfx-test/bin/Xorg [0x80914ff]
> 11: /opt/gfx-test/bin/Xorg [0x8068b5d]
> 12: /lib/i686/cmov/libc.so.6(__libc_start_main+0xe5) [0xb7c18775]
> 13: /opt/gfx-test/bin/Xorg [0x8068721]
> Segmentation fault at address 0x53e58959
> 
> Fatal server error:
> Caught signal 11 (Segmentation fault). Server aborting
> 
> I can reproduce this at every login into KDE.
> 
> Shall I open a bug?

Yeah, filing a bug helps tracking.

Thanks
Gordon