ERROR: AddressSanitizer: heap-use-after-free on address 0x6160008f61b0 at pc 0x000104067a24 bp 0x7ffeefbfcaf0 sp 0x7ffeefbfcae8 WRITE of size 1 at 0x6160008f61b0 thread T0 #0 0x104067a23 in external_draw_scene_do source/blender/draw/engines/external/external_engine.c:258:19 #1 0x104066294 in external_draw_scene source/blender/draw/engines/external/external_engine.c:280:5 #2 0x10448eae4 in drw_engines_draw_scene source/blender/draw/intern/draw_manager.c:1136:7 #3 0x10448798e in DRW_draw_render_loop_ex source/blender/draw/intern/draw_manager.c:1645:3 #4 0x1044994ed in DRW_draw_view source/blender/draw/intern/draw_manager.c:1521:5 #5 0x109b16525 in view3d_draw_view source/blender/editors/space_view3d/view3d_draw.c:1565:3 #6 0x109b163a6 in view3d_main_region_draw source/blender/editors/space_view3d/view3d_draw.c:1587:3 #7 0x106c77f4b in ED_region_do_draw source/blender/editors/screen/area.c:558:5 #8 0x102fcbee5 in wm_draw_window_offscreen source/blender/windowmanager/intern/wm_draw.c:724:11 #9 0x102fc912c in wm_draw_window source/blender/windowmanager/intern/wm_draw.c:864:3 #10 0x102fc825c in wm_draw_update source/blender/windowmanager/intern/wm_draw.c:1065:7 #11 0x102fb86e8 in WM_main source/blender/windowmanager/intern/wm.c:653:5 #12 0x100167570 in main source/creator/creator.c:519:5 #13 0x7fff6bfd43d4 in start (/usr/lib/system/libdyld.dylib:x86_64+0x163d4) 0x6160008f61b0 is located 48 bytes inside of 608-byte region [0x6160008f6180,0x6160008f63e0) freed by thread T0 here: #0 0x148d3a7b9 in wrap_free (/Users/ankitkumar/apps/usr/lib/clang/13.0.0/lib/darwin/libclang_rt.asan_osx_dynamic.dylib:x86_64h+0x447b9) #1 0x12003c90c in MEM_lockfree_freeN intern/guardedalloc/intern/mallocn_lockfree_impl.c:130:5 #2 0x11cea4810 in gpu_viewport_engines_data_free source/blender/gpu/intern/gpu_viewport.c:285:5 #3 0x11cea11b0 in GPU_viewport_free source/blender/gpu/intern/gpu_viewport.c:980:3 #4 0x102fd0e77 in wm_draw_region_buffer_free source/blender/windowmanager/intern/wm_draw.c:408:7 #5 0x102fd381c in WM_draw_region_free source/blender/windowmanager/intern/wm_draw.c:1088:3 #6 0x109aba27a in ED_view3d_stop_render_preview source/blender/editors/space_view3d/space_view3d.c:245:3 #7 0x10bdbd2f7 in ED_render_engine_area_exit source/blender/editors/render/render_update.c:179:5 #8 0x10bdbd66c in ED_render_engine_changed source/blender/editors/render/render_update.c:188:7 #9 0x106735321 in rna_RenderSettings_engine_update source/blender/makesrna/intern/rna_scene.c:1619:3 #10 0x105e29290 in rna_property_update source/blender/makesrna/intern/rna_access.c:2266:9 #11 0x105e28da9 in RNA_property_update source/blender/makesrna/intern/rna_access.c:2337:3 #12 0x106bac7e8 in pyrna_py_to_prop source/blender/python/intern/bpy_rna.c:2254:5 #13 0x106bb1596 in pyrna_struct_setattro source/blender/python/intern/bpy_rna.c:4538:12 #14 0x11d50a7ab in PyObject_SetAttr /Users/sebbas/Developer/Blender/fluid-mantaflow/build_darwin/deps/build/python/src/external_python/Objects/object.c:994:15 #15 0x11d5abea1 in _PyEval_EvalFrameDefault /Users/sebbas/Developer/Blender/fluid-mantaflow/build_darwin/deps/build/python/src/external_python/Python/ceval.c:2435:19 #16 0x11d4c2c54 in _PyEval_EvalFrame /Users/sebbas/Developer/Blender/fluid-mantaflow/build_darwin/deps/build/python/src/external_python/./Include/internal/pycore_ceval.h:40:12 #17 0x11d4c2c54 in function_code_fastcall /Users/sebbas/Developer/Blender/fluid-mantaflow/build_darwin/deps/build/python/src/external_python/Objects/call.c:330 #18 0x106be3c2a in bpy_class_call source/blender/python/intern/bpy_rna.c:8564:13 #19 0x10667572c in engine_view_update source/blender/makesrna/intern/rna_render.c:226:3 #20 0x104067198 in external_draw_scene_do source/blender/draw/engines/external/external_engine.c:234:5 #21 0x104066294 in external_draw_scene source/blender/draw/engines/external/external_engine.c:280:5 #22 0x10448eae4 in drw_engines_draw_scene source/blender/draw/intern/draw_manager.c:1136:7 #23 0x10448798e in DRW_draw_render_loop_ex source/blender/draw/intern/draw_manager.c:1645:3 #24 0x1044994ed in DRW_draw_view source/blender/draw/intern/draw_manager.c:1521:5 #25 0x109b16525 in view3d_draw_view source/blender/editors/space_view3d/view3d_draw.c:1565:3 #26 0x109b163a6 in view3d_main_region_draw source/blender/editors/space_view3d/view3d_draw.c:1587:3 #27 0x106c77f4b in ED_region_do_draw source/blender/editors/screen/area.c:558:5 #28 0x102fcbee5 in wm_draw_window_offscreen source/blender/windowmanager/intern/wm_draw.c:724:11 #29 0x102fc912c in wm_draw_window source/blender/windowmanager/intern/wm_draw.c:864:3 #30 0x102fc825c in wm_draw_update source/blender/windowmanager/intern/wm_draw.c:1065:7 previously allocated by thread T0 here: #0 0x148d3aa45 in wrap_calloc (/Users/ankitkumar/apps/usr/lib/clang/13.0.0/lib/darwin/libclang_rt.asan_osx_dynamic.dylib:x86_64h+0x44a45) #1 0x12003b014 in MEM_lockfree_callocN intern/guardedalloc/intern/mallocn_lockfree_impl.c:236:21 #2 0x11cea6009 in GPU_viewport_engine_data_create source/blender/gpu/intern/gpu_viewport.c:224:30 #3 0x104493e0a in drw_viewport_engine_data_ensure source/blender/draw/intern/draw_manager.c:406:12 #4 0x10448ce5a in drw_engines_init source/blender/draw/intern/draw_manager.c:1021:32 #5 0x1044871bc in DRW_draw_render_loop_ex source/blender/draw/intern/draw_manager.c:1593:3 #6 0x1044994ed in DRW_draw_view source/blender/draw/intern/draw_manager.c:1521:5 #7 0x109b16525 in view3d_draw_view source/blender/editors/space_view3d/view3d_draw.c:1565:3 #8 0x109b163a6 in view3d_main_region_draw source/blender/editors/space_view3d/view3d_draw.c:1587:3 #9 0x106c77f4b in ED_region_do_draw source/blender/editors/screen/area.c:558:5 #10 0x102fcbee5 in wm_draw_window_offscreen source/blender/windowmanager/intern/wm_draw.c:724:11 #11 0x102fc912c in wm_draw_window source/blender/windowmanager/intern/wm_draw.c:864:3 #12 0x102fc825c in wm_draw_update source/blender/windowmanager/intern/wm_draw.c:1065:7 #13 0x102fb86e8 in WM_main source/blender/windowmanager/intern/wm.c:653:5 #14 0x100167570 in main source/creator/creator.c:519:5 #15 0x7fff6bfd43d4 in start (/usr/lib/system/libdyld.dylib:x86_64+0x163d4)