mirror of
https://gitlab.freedesktop.org/mesa/mesa.git
synced 2026-06-03 17:38:25 +02:00
read-only mirror of https://gitlab.freedesktop.org/mesa/mesa
This change adds the DRAW_ATTR_NONEXIST functionality
which fixes the memory access issue.
For instance, this issue is triggered with "piglit/bin/glsl-routing -auto -fbo":
==8384==ERROR: AddressSanitizer: heap-use-after-free on address 0xa11dfd84 at pc 0xae573fbd bp 0xbf87f688 sp 0xbf87f67c
READ of size 4 at 0xa11dfd84 thread T0
#0 0xae573fbc in emit_hw_vertex ../src/gallium/drivers/i915/i915_prim_emit.c:92
#1 0xae574ab0 in emit_prim ../src/gallium/drivers/i915/i915_prim_emit.c:154
#2 0xae574ab0 in setup_tri ../src/gallium/drivers/i915/i915_prim_emit.c:160
#3 0xad65d322 in do_triangle ../src/gallium/auxiliary/draw/draw_pipe.c:173
#4 0xad65d322 in pipe_run_linear ../src/gallium/auxiliary/draw/draw_decompose_tmp.h:181
#5 0xad663375 in draw_pipeline_run_linear ../src/gallium/auxiliary/draw/draw_pipe.c:337
#6 0xad86d9ac in pipeline ../src/gallium/auxiliary/draw/draw_pt_fetch_shade_pipeline_llvm.c:476
#7 0xad86d9ac in llvm_pipeline_generic ../src/gallium/auxiliary/draw/draw_pt_fetch_shade_pipeline_llvm.c:701
#8 0xad86ed75 in llvm_middle_end_linear_run ../src/gallium/auxiliary/draw/draw_pt_fetch_shade_pipeline_llvm.c:784
#9 0xad6aaaee in vsplit_segment_simple_linear ../src/gallium/auxiliary/draw/draw_pt_vsplit_tmp.h:223
#10 0xad6aaaee in vsplit_run_linear ../src/gallium/auxiliary/draw/draw_split_tmp.h:64
#11 0xad68a74b in draw_pt_arrays ../src/gallium/auxiliary/draw/draw_pt.c:161
#12 0xad68b7ca in draw_pt_arrays_restart ../src/gallium/auxiliary/draw/draw_pt.c:430
#13 0xad68b7ca in draw_instances ../src/gallium/auxiliary/draw/draw_pt.c:491
#14 0xad68ce0a in draw_vbo ../src/gallium/auxiliary/draw/draw_pt.c:628
#15 0xae5651d4 in i915_draw_vbo ../src/gallium/drivers/i915/i915_context.c:115
#16 0xae5651d4 in i915_draw_vbo ../src/gallium/drivers/i915/i915_context.c:51
#17 0xac7f50d3 in _mesa_draw_arrays ../src/mesa/main/draw.c:1204
Fixes:
|
||
|---|---|---|
| .ci-farms | ||
| .ci-farms-disabled | ||
| .github/workflows | ||
| .gitlab | ||
| .gitlab-ci | ||
| .marge/hooks | ||
| android | ||
| bin | ||
| build-support | ||
| docs | ||
| include | ||
| licenses | ||
| src | ||
| subprojects | ||
| .clang-format | ||
| .clang-format-ignore | ||
| .clang-format-include | ||
| .dir-locals.el | ||
| .editorconfig | ||
| .git-blame-ignore-revs | ||
| .gitattributes | ||
| .gitignore | ||
| .gitlab-ci.yml | ||
| .graphqlrc.yml | ||
| .mailmap | ||
| .mr-label-maker.yml | ||
| .shellcheckrc | ||
| clippy.toml | ||
| CODEOWNERS | ||
| meson.build | ||
| meson.options | ||
| README.rst | ||
| rustfmt.toml | ||
| VERSION | ||
`Mesa <https://mesa3d.org>`_ - The 3D Graphics Library ====================================================== Source ------ This repository lives at https://gitlab.freedesktop.org/mesa/mesa. Other repositories are likely forks, and code found there is not supported. Build & install --------------- You can find more information in our documentation (`docs/install.rst <https://docs.mesa3d.org/install.html>`_), but the recommended way is to use Meson (`docs/meson.rst <https://docs.mesa3d.org/meson.html>`_): .. code-block:: sh $ meson setup build $ ninja -C build/ $ sudo ninja -C build/ install Support ------- Many Mesa devs hang on IRC; if you're not sure which channel is appropriate, you should ask your question on `OFTC's #dri-devel <irc://irc.oftc.net/dri-devel>`_, someone will redirect you if necessary. Remember that not everyone is in the same timezone as you, so it might take a while before someone qualified sees your question. To figure out who you're talking to, or which nick to ping for your question, check out `Who's Who on IRC <https://dri.freedesktop.org/wiki/WhosWho/>`_. The next best option is to ask your question in an email to the mailing lists: `mesa-dev\@lists.freedesktop.org <https://lists.freedesktop.org/mailman/listinfo/mesa-dev>`_ Bug reports ----------- If you think something isn't working properly, please file a bug report (`docs/bugs.rst <https://docs.mesa3d.org/bugs.html>`_). Contributing ------------ Contributions are welcome, and step-by-step instructions can be found in our documentation (`docs/submittingpatches.rst <https://docs.mesa3d.org/submittingpatches.html>`_). Note that Mesa uses gitlab for patches submission, review and discussions.