Radeon HD7730M, Catalyst segfault

Добрый вечер. Имеется:
Dell Inspiron 7520
Radeon HD 7730M (chipset: Cape Verde)
Archlinux x86_64 (пробовал ядра 3.6.11 и linux-ck 3.7.1)
Xorg: 1.13.1
xf86-video-intel: 2.20.17
catalyst: 12.11 beta (из AUR'a: catalyst-total-pxp)
при активном discrete gpu иксы не запускаются.

xorg.conf (aticonfig --initial)

при включённом KMS:

Xorg.0.log

[ 10.668] (II) fglrx(0): pEnt->device->identifier=0x2136bb0
[ 10.668] (II) intel(1): pEnt->device->identifier=(nil)
[ 10.668] (EE) Screen 1 deleted because of no matching config section.
[ 10.668] (EE)
[ 10.668] (EE) Backtrace:
[ 10.669] (EE) 0: /usr/bin/X (xorg_backtrace+0x36)[0x58a426]
[ 10.669] (EE) 1: /usr/bin/X (0x400000+0x18e279) [0x58e279]
[ 10.669] (EE) 2: /usr/lib/libpthread.so.0 (0x7f7600c5b000+0xf1e0) [0x7f7600c6a1e0]
[ 10.669] (EE) 3: /usr/lib/xorg/modules/drivers/intel_drv.so (0x7f75fd77c000+0x15530) [0x7f75fd791530]
[ 10.669] (EE) 4: /usr/lib/xorg/modules/drivers/intel_drv.so (0x7f75fd77c000+0x16815) [0x7f75fd792815]
[ 10.669] (EE) 5: /usr/bin/X (xf86DeleteScreen+0x84) [0x480c74]
...
[ 10.669] (EE) Segmentation fault at address 0x0

full log

при отключённом kms:

Xorg.0.log

[ 52.018] (II) fglrx(0): pEnt->device->identifier=0x19b6bb0
[ 52.021] (II) pEnt->device->identifier=(nil)
[ 52.021] (II) fglrx(0): === [xdl_xs113_atiddxPreInit] === begin
[ 52.022] (II) fglrx(0): PowerXpress: Discrete GPU is selected.
[ 52.120] (II) fglrx(0): PowerXpress: Diagnostic output from /usr/lib/fglrx/switchlibGL:
Switch to AMD

[ 52.127] (EE)
[ 52.127] (EE) Backtrace:
[ 52.129] (EE) 0: /usr/bin/X (xorg_backtrace+0x36) [0x58a426]
[ 52.129] (EE) 1: /usr/bin/X (0x400000+0x18e279) [0x58e279]
[ 52.129] (EE) 2: /usr/lib/libpthread.so.0 (0x7faaffeb4000+0xf1e0) [0x7faaffec31e0]
[ 52.129] (EE) 3: /usr/lib/xorg/modules/drivers/fglrx_drv.so (xdl_xs113_atiddxPxPreInit+0x121) [0x7faafd2e7de1]
[ 52.129] (EE) 4: /usr/lib/xorg/modules/drivers/fglrx_drv.so (xdl_xs113_atiddxPreInit+0x1fcb) [0x7faafd2c484b]
[ 52.129] (EE) 5: /usr/bin/X (InitOutput+0xa72) [0x479f22]
...
[ 52.130] (EE) Segmentation fault at address 0x10

full log

а также в dmesg появляется

dmesg

[ 0.707158] [drm] Initialized drm 1.1.0 20060810
[ 0.711791] [drm:drm_pci_agp_init] *ERROR* Cannot initialize the agpgart module.

lspci

00:02.0 VGA compatible controller: Intel Corporation 3rd Gen Core processor Graphics Controller (rev 09)
01:00.0 VGA compatible controller: Advanced Micro Devices [AMD] nee ATI Cape Verde [Radeon HD 7700M Series]

С модулем radeon, собранным из git'a , карта работает, но хочется завести и с catalyst. Судя по bbs.archlinux.org, не у одного меня подобная проблема. Помогите, пожалуйста.