Bug 108365

Summary:	swr: segfault when running test case GLES2.functional.vertex_arrays.multiple_attributes.stride.3_float2_17_float2_17_float2_0
Product:	Mesa	Reporter:	Gert Wollny <gw.fossdev>
Component:	Drivers/Gallium/swr	Assignee:	mesa-dev
Status:	RESOLVED MOVED	QA Contact:	mesa-dev
Severity:	normal
Priority:	medium
Version:	git
Hardware:	Other
OS:	All
Whiteboard:
i915 platform:		i915 features:
Attachments:	glxinfo output

Description Gert Wollny 2018-10-15 09:12:34 UTC

Created attachment 142026 [details]
glxinfo output

valgrind backtrace: 

Test case 'dEQP-GLES2.functional.vertex_arrays.multiple_attributes.stride.3_float2_17_float2_17_float2_0'..
==27162== Invalid read of size 4
==27162==    at 0x916FD14: swr_update_derived(pipe_context*, pipe_draw_info const*) (swr_state.cpp:1291)
==27162==    by 0x916A692: swr_draw_vbo(pipe_context*, pipe_draw_info const*) (swr_draw.cpp:61)
==27162==    by 0x90C2BD4: u_vbuf_draw_vbo (u_vbuf.c:1449)
==27162==    by 0x941683A: st_draw_vbo (st_draw.c:236)
==27162==    by 0x957A9B3: vbo_draw_arrays (vbo_exec_array.c:406)
==27162==    by 0x957B699: vbo_exec_DrawArrays (vbo_exec_array.c:565)
==27162==    by 0x5E60D5: glu::CallLogWrapper::glDrawArrays(unsigned int, int, int) (gluCallLogWrapper.inl:1222)
==27162==    by 0x51A2E0: deqp::gls::ContextArrayPack::render(deqp::gls::Array::Primitive, int, int, bool, float, float) (glsVertexArrayTests.cpp:1189)
==27162==    by 0x5172BB: deqp::gls::MultiVertexArrayTest::iterate() (glsVertexArrayTests.cpp:2129)
==27162==    by 0x1689C9: deqp::gles2::TestCaseWrapper::iterate(tcu::TestCase*) (tes2TestPackage.cpp:91)
==27162==    by 0x7413C2: tcu::TestSessionExecutor::iterateTestCase(tcu::TestCase*) (tcuTestSessionExecutor.cpp:299)
==27162==    Address 0x4 is not stack'd, malloc'd or (recently) free'd  


Host: Intel Kabylake 
OS:   Ubuntu 18.04

Comment 1 Alok Hota 2018-11-02 19:04:17 UTC

Thanks for the details! I'll look into this.

Comment 2 GitLab Migration User 2019-09-18 18:24:40 UTC

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