http://bugs.freedesktop.org/show_bug.cgi?id=13494
Summary: assertion failure when call glDrawPixels
Product: Mesa
Version: CVS
Platform: x86 (IA32)
OS/Version: Linux (All)
Status: NEW
Severity: major
Priority: high
Component: Drivers/DRI/i915
AssignedTo: [email protected]
ReportedBy: [EMAIL PROTECTED]
CC: [EMAIL PROTECTED], [EMAIL PROTECTED]
When run mesa demo drawpix, it exists with assertion failure:
drawpix: i915_vtbl.c:448: i915_do_emit_state: Assertion `(state->Program[0] &
0x1ff) + 2 == state->ProgramSize' failed.
I use the tip of Mesa & Drm. Mesa 7.0.2 has no this bug.
Below is the backtrace info:
#0 0xffffe410 in __kernel_vsyscall ()
#1 0x009d1159 in raise () from /lib/libc.so.6
#2 0x009d26e3 in abort () from /lib/libc.so.6
#3 0x009caabd in __assert_fail () from /lib/libc.so.6
#4 0xb7ac53ce in i915_do_emit_state (intel=0x805ac08) at i915_vtbl.c:448
#5 0xb7ac548a in i915_emit_state (intel=0x805ac08) at i915_vtbl.c:464
#6 0xb7ab5b1a in intelDrawPixels (ctx=0x805ac08, x=20, y=20, width=194,
height=188, format=6407, type=5121, unpack=0x806689c, pixels=0x832a620)
at intel_pixel_draw.c:68
#7 0xb7bfce0c in _mesa_DrawPixels (width=194, height=188, format=6407,
type=5121, pixels=0x832a620) at main/drawpix.c:186
#8 0xb7ec1e12 in glDrawPixels (width=194, height=188, format=6407, type=5121,
pixels=0x832a620) at ../../../src/mesa/glapi/glapitemp.h:1370
#9 0x08049601 in Display () at drawpix.c:69
#10 0xb7f6b53f in processWindowWorkList (window=0x8051af0) at glut_event.c:1306
#11 0xb7f6c012 in glutMainLoop () at glut_event.c:1353
#12 0x080494dc in main (argc=Cannot access memory at address 0x3bd9
) at drawpix.c:356
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