On 07/25/2014 06:51 AM, Dave Airlie wrote: > Hi guys, > > Just fell over these in passing, run piglit > glsl-1.50-transform-feedback-type-and-size test > > Dave. > >
8< > ==8650== Invalid read of size 4 > ==8650== at 0x65F7FD6: brw::vec4_visitor::opt_cse_local(bblock_t*) > (brw_vec4_cse.cpp:227) > ==8650== by 0x65F8125: brw::vec4_visitor::opt_cse() (brw_vec4_cse.cpp:257) > ==8650== by 0x65F5DA4: brw::vec4_visitor::run() (brw_vec4.cpp:1708) > ==8650== by 0x65F6120: brw_vs_emit (brw_vec4.cpp:1784) > ==8650== by 0x6618ACF: do_vs_prog (brw_vs.c:293) > ==8650== by 0x661976D: brw_vs_precompile (brw_vs.c:542) > ==8650== by 0x65E9672: brw_shader_precompile(gl_context*, > gl_shader_program*) (brw_shader.cpp:79) > ==8650== by 0x65E9E94: brw_link_shader (brw_shader.cpp:275) > ==8650== by 0x63FDA68: _mesa_glsl_link_shader (ir_to_mesa.cpp:3079) > ==8650== by 0x629F6AC: link_program (shaderapi.c:915) > ==8650== by 0x62A07FB: _mesa_LinkProgram (shaderapi.c:1383) > ==8650== by 0x5AF91F1: shared_dispatch_stub_509 (glapi_mapi_tmp.h:17853) > ==8650== Address 0x78afb0c is 12 bytes after a block of size 96 alloc'd > ==8650== at 0x4A081D4: calloc (in > /usr/lib64/valgrind/vgpreload_memcheck-amd64-linux.so) > ==8650== by 0x64F8F9B: ralloc_size (ralloc.c:113) > ==8650== by 0x65BEA83: cfg_t::operator new(unsigned long, void*) > (in /home/airlied/devel/mesa/mesa/lib/i965_dri.so) > ==8650== by 0x65EAAB8: backend_visitor::calculate_cfg() > (brw_shader.cpp:774) > ==8650== by 0x66000BF: > brw::vec4_visitor::calculate_live_intervals() > (brw_vec4_live_variables.cpp:251) > ==8650== by 0x65F80E9: brw::vec4_visitor::opt_cse() (brw_vec4_cse.cpp:252) > ==8650== by 0x65F5DA4: brw::vec4_visitor::run() (brw_vec4.cpp:1708) > ==8650== by 0x65F6120: brw_vs_emit (brw_vec4.cpp:1784) > ==8650== by 0x6618ACF: do_vs_prog (brw_vs.c:293) > ==8650== by 0x661976D: brw_vs_precompile (brw_vs.c:542) > ==8650== by 0x65E9672: brw_shader_precompile(gl_context*, > gl_shader_program*) (brw_shader.cpp:79) > ==8650== by 0x65E9E94: brw_link_shader (brw_shader.cpp:275) > ==8650== > ==8650== Invalid read of size 4 > ==8650== at 0x65F8028: brw::vec4_visitor::opt_cse_local(bblock_t*) > (brw_vec4_cse.cpp:227) > ==8650== by 0x65F8125: brw::vec4_visitor::opt_cse() (brw_vec4_cse.cpp:257) > ==8650== by 0x65F5DA4: brw::vec4_visitor::run() (brw_vec4.cpp:1708) > ==8650== by 0x65F6120: brw_vs_emit (brw_vec4.cpp:1784) > ==8650== by 0x6618ACF: do_vs_prog (brw_vs.c:293) > ==8650== by 0x661976D: brw_vs_precompile (brw_vs.c:542) > ==8650== by 0x65E9672: brw_shader_precompile(gl_context*, > gl_shader_program*) (brw_shader.cpp:79) > ==8650== by 0x65E9E94: brw_link_shader (brw_shader.cpp:275) > ==8650== by 0x63FDA68: _mesa_glsl_link_shader (ir_to_mesa.cpp:3079) > ==8650== by 0x629F6AC: link_program (shaderapi.c:915) > ==8650== by 0x62A07FB: _mesa_LinkProgram (shaderapi.c:1383) > ==8650== by 0x5AF91F1: shared_dispatch_stub_509 (glapi_mapi_tmp.h:17853) > ==8650== Address 0x78afb0c is 12 bytes after a block of size 96 alloc'd > ==8650== at 0x4A081D4: calloc (in > /usr/lib64/valgrind/vgpreload_memcheck-amd64-linux.so) > ==8650== by 0x64F8F9B: ralloc_size (ralloc.c:113) > ==8650== by 0x65BEA83: cfg_t::operator new(unsigned long, void*) > (in /home/airlied/devel/mesa/mesa/lib/i965_dri.so) > ==8650== by 0x65EAAB8: backend_visitor::calculate_cfg() > (brw_shader.cpp:774) > ==8650== by 0x66000BF: > brw::vec4_visitor::calculate_live_intervals() > (brw_vec4_live_variables.cpp:251) > ==8650== by 0x65F80E9: brw::vec4_visitor::opt_cse() (brw_vec4_cse.cpp:252) > ==8650== by 0x65F5DA4: brw::vec4_visitor::run() (brw_vec4.cpp:1708) > ==8650== by 0x65F6120: brw_vs_emit (brw_vec4.cpp:1784) > ==8650== by 0x6618ACF: do_vs_prog (brw_vs.c:293) > ==8650== by 0x661976D: brw_vs_precompile (brw_vs.c:542) > ==8650== by 0x65E9672: brw_shader_precompile(gl_context*, > gl_shader_program*) (brw_shader.cpp:79) > ==8650== by 0x65E9E94: brw_link_shader (brw_shader.cpp:275) These last lines here look familiar or at least hit the same area of code as: https://bugs.freedesktop.org/show_bug.cgi?id=81379 (this bug got fixed though) > _______________________________________________ > mesa-dev mailing list > mesa-dev@lists.freedesktop.org > http://lists.freedesktop.org/mailman/listinfo/mesa-dev // Tapani _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/mesa-dev
