Bug 14075

Summary:	[i965 GLSL] glean case glsl1 abort with Assertion `!brw->no_batch_wrap'
Product:	Mesa	Reporter:	Shuang He <shuang.he>
Component:	Drivers/DRI/i965	Assignee:	Zou Nan hai <nanhai.zou>
Status:	VERIFIED FIXED	QA Contact:
Severity:	normal
Priority:	medium	CC:	dri-devel
Version:	unspecified
Hardware:	Other
OS:	Linux (All)
Whiteboard:
i915 platform:		i915 features:

Description Shuang He 2008-01-14 21:08:38 UTC

System Environment:
--------------------------

--Platform:Q965
--Architecture(32-bit,64-bit,compatiblity): 32bit 

kernel: 
2.6.23

drm   
commit 62df4f0a48776e55443d7f61a41e1ed0fb77b6ed

mesa 
commit 544ab209e75ec3646d7edbafd736dcf4c93738cc  

xf86_video_intel 
commit 4fec18e07f2b23306e885d63c74661ae0e4b04d9  

xserver   
commit 180a5aba4de3104fed8bc4e7d42a1e3a51575318

Bug detailed description:
--------------------------
glean case glsl1 abort with:
glean: brw_vtbl.c:95: brw_new_batch: Assertion `!brw->no_batch_wrap' failed.
Aborted (core dumped)


Reproduce steps:
----------------
1. start X
2. ./glean -r test -t +glsl1


Current result:
----------------
glean abort with Assertion `!brw->no_batch_wrap'


Expected result:
----------------
run normally

Comment 1 Shuang He 2008-01-14 21:08:59 UTC

backtrace:

(gdb) bt
#0  0xffffe410 in __kernel_vsyscall ()
#1  0x4694c159 in raise () from /lib/libc.so.6
#2  0x4694d6e3 in abort () from /lib/libc.so.6
#3  0x46945abd in __assert_fail () from /lib/libc.so.6
#4  0xb7b55bd6 in brw_new_batch (intel=0x8108f00) at brw_vtbl.c:95
#5  0xb7b0a43b in _intel_batchbuffer_flush (batch=0x8132bb8,
    file=0xb7cd0227 "../intel/intel_batchbuffer.h", line=123)
    at intel_batchbuffer.c:187
#6  0xb7b0a5d7 in intel_batchbuffer_data (batch=0x8132bb8, data=0xbff47814,
    bytes=24, cliprect_mode=LOOP_CLIPRECTS) at ../intel/intel_batchbuffer.h:123
#7  0xb7b386e9 in brw_draw_prims (ctx=0x8108f00, arrays=0x813ae40,
    prim=0x813999c, nr_prims=1, ib=0x0, min_index=0, max_index=3)
    at brw_draw.c:149
#8  0xb7bebb3e in vbo_exec_vtx_flush (exec=0x8139878)
    at vbo/vbo_exec_draw.c:215
#9  0xb7be77b0 in vbo_exec_FlushVertices (ctx=0x8108f00, flags=1)
    at vbo/vbo_exec_api.c:685
#10 0xb7c8c484 in _mesa_ReadPixels (x=48, y=48, width=1, height=1,
    format=6408, type=5126, pixels=0xbff47d84) at main/drawpix.c:277
#11 0xb7f23eb3 in glReadPixels (x=48, y=48, width=1, height=1, format=6408,
    type=5126, pixels=0xbff47d84) at ../../../src/mesa/glapi/glapitemp.h:1365
#12 0x0807031a in GLEAN::GLSLTest::testProgram (this=0x80ecb40, p=@0x80c4964)
    at tglsl1.cpp:3308
---Type <return> to continue, or q <return> to quit---
#13 0x080704c3 in GLEAN::GLSLTest::runOne (this=0x80ecb40, r=@0x812a088,
    w=@0xbff47e38) at tglsl1.cpp:3376
#14 0x0805a81f in GLEAN::BaseTest<GLEAN::MultiTestResult>::run (
    this=0x80ecb40, environment=@0xbff47ec0) at tbase.h:290
#15 0x0805443b in main (argc=5, argv=0xbff48004) at main.cpp:128

Comment 2 Zou Nan hai 2008-01-14 23:30:49 UTC

not only this program has the issue, 
you will also see this issue in cubemap and manywin,
I have fixed it on git, commit 15653b5d88c0f88f49c2d5497b4fb9e045f53560

please check and close the relevant bugs

Comment 3 Shuang He 2008-01-14 23:49:32 UTC

verified, thanks

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