[Bug 84186] New: X 1.16.1 RC 1 segfaults and reports "XXX fail to create fbo" with Radeon HD 7970.

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=84186

          Priority: medium
            Bug ID: 84186
          Assignee: xorg-driver-ati at lists.x.org
           Summary: X 1.16.1 RC 1 segfaults and reports "XXX fail to
                    create fbo" with Radeon HD 7970.
        QA Contact: xorg-team at lists.x.org
          Severity: normal
    Classification: Unclassified
                OS: All
          Reporter: toojays at toojays.net
          Hardware: Other
            Status: NEW
           Version: unspecified
         Component: Driver/Radeon
           Product: xorg

I have installed the following from Debian packages:

Linux 3.16-2
X.Org X Server 1.16.0.901 (1.16.1 RC 1)
xserver-xorg-video-radeon 1:7.4.0-2
Mesa 10.3.0rc3

X fails to come up, and I have a segfault which looks like:

Sep 22 23:10:13 kano gdm-Xorg-:2[1846]: XXX fail to create fbo.
Sep 22 23:10:13 kano gdm-Xorg-:2[1846]: (EE)
Sep 22 23:10:13 kano gdm-Xorg-:2[1846]: (EE) Backtrace:
Sep 22 23:10:13 kano gdm-Xorg-:2[1846]: (EE) 0: /usr/bin/Xorg
(xorg_backtrace+0x56) [0x7feb7d3f6af6]
Sep 22 23:10:13 kano gdm-Xorg-:2[1846]: (EE) 1: /usr/bin/Xorg
(0x7feb7d241000+0x1b9cd9) [0x7feb7d3facd9]
Sep 22 23:10:13 kano gdm-Xorg-:2[1846]: (EE) 2: /lib/x86_64-linux-gnu/libc.so.6
(0x7feb7af34000+0x350f0) [0x7feb7af690f0]
Sep 22 23:10:13 kano gdm-Xorg-:2[1846]: (EE) 3:
/usr/lib/xorg/modules/libglamoregl.so (glamor_set_screen_pixmap+0x60)
[0x7feb765c53b0]
Sep 22 23:10:13 kano gdm-Xorg-:2[1846]: (EE) 4:
/usr/lib/xorg/modules/libglamoregl.so (glamor_egl_create_textured_screen+0xa0)
[0x7feb765c206
Sep 22 23:10:13 kano gdm-Xorg-:2[1846]: (EE) 5:
/usr/lib/xorg/modules/libglamoregl.so
(glamor_egl_create_textured_screen_ext+0x3d) [0x7feb765
Sep 22 23:10:13 kano gdm-Xorg-:2[1846]: (EE) 6:
/usr/lib/xorg/modules/drivers/radeon_drv.so (0x7feb77231000+0x4b6ec)
[0x7feb7727c6ec]
Sep 22 23:10:13 kano gdm-Xorg-:2[1846]: (EE) 7:
/usr/lib/xorg/modules/drivers/radeon_drv.so (0x7feb77231000+0x4443a)
[0x7feb7727543a]
Sep 22 23:10:13 kano gdm-Xorg-:2[1846]: (EE) 8: /usr/bin/Xorg
(0x7feb7d241000+0xcbc3e) [0x7feb7d30cc3e]
Sep 22 23:10:13 kano gdm-Xorg-:2[1846]: (EE) 9: /usr/bin/Xorg
(0x7feb7d241000+0x5af26) [0x7feb7d29bf26]
Sep 22 23:10:13 kano gdm-Xorg-:2[1846]: (EE) 10:
/lib/x86_64-linux-gnu/libc.so.6 (__libc_start_main+0xf5) [0x7feb7af55b45]
Sep 22 23:10:13 kano gdm-Xorg-:2[1846]: (EE) 11: /usr/bin/Xorg
(0x7feb7d241000+0x4550e) [0x7feb7d28650e]
Sep 22 23:10:13 kano gdm-Xorg-:2[1846]: (EE)
Sep 22 23:10:13 kano gdm-Xorg-:2[1846]: (EE) Segmentation fault at address 0x1c

My video card is
01:00.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI]
Tahiti LE [Radeon HD 7870 XT]
01:00.1 Audio device: Advanced Micro Devices, Inc. [AMD/ATI] Tahiti XT HDMI
Audio [Radeon HD 7970 Series]

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