Program received signal SIGSEGV, Segmentation fault.
0xb7acd155 in drm_intel_bo_alloc (bufmgr=0x0, name=0xb7a7f05e "HW cursors", size=40960, alignment=4096) at ../../../libdrm/intel/intel_bufmgr.c:51
51         return bufmgr->bo_alloc(bufmgr, name, size, alignment);
Current language:  auto; currently c
(gdb) bt f
#0  0xb7acd155 in drm_intel_bo_alloc (bufmgr=0x0, name=0xb7a7f05e "HW cursors", size=40960, alignment=4096) at ../../../libdrm/intel/intel_bufmgr.c:51
No locals.
#1  0xb7a3db8a in i830_allocate_memory (pScrn=0x9624c80, name=0xb7a7f05e "HW cursors", size=40960, pitch=0, alignment=4096, flags=<value optimized out>,
    tile_format=TILE_NONE) at ../../src/i830_memory.c:831
        mem = <value optimized out>
        pI830 = <value optimized out>
#2  0xb7a3eb58 in i830_allocate_2d_memory (pScrn=0x9624c80) at ../../src/i830_memory.c:1320
        pI830 = (struct _I830Rec *) 0x9625350
#3  0xb7a32060 in i830_try_memory_allocation (pScrn=0x9624c80) at ../../src/i830_driver.c:2715
        pI830 = (struct _I830Rec *) 0x9625350
        tiled = 1
#4  0xb7a37628 in I830ScreenInit (scrnIndex=0, pScreen=0xc94cef8, argc=9, argv=0xbfa17044) at ../../src/i830_driver.c:2773
        pScrn = (struct _ScrnInfoRec *) 0x9624c80
        hwp = (struct _vgaHWRec *) 0x0
        pI830 = (struct _I830Rec *) 0x9625350
        visual = <value optimized out>
        from = <value optimized out>
#5  0x0806a1dd in AddScreen ()
No locals.