================================================================ ==30001==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x7f8353788608 at pc 0x5620404da5fd bp 0x7fff60dbe8a0 sp 0x7fff60dbe890 READ of size 4 at 0x7f8353788608 thread T0 #0 0x5620404da5fc in IMB_colormanagement_imbuf_to_float_texture /home/dfelinto/src/blender/blender/source/blender/imbuf/intern/colormanagement.c:2311 #1 0x56204fd2489a in gpu_texture_create_from_ibuf /home/dfelinto/src/blender/blender/source/blender/gpu/intern/gpu_draw.c:530 #2 0x56204fd28177 in GPU_texture_from_blender /home/dfelinto/src/blender/blender/source/blender/gpu/intern/gpu_draw.c:911 #3 0x562040275b8e in OVERLAY_image_empty_cache_populate /home/dfelinto/src/blender/blender/source/blender/draw/engines/overlay/overlay_image.c:374 #4 0x56204024f79f in OVERLAY_empty_cache_populate /home/dfelinto/src/blender/blender/source/blender/draw/engines/overlay/overlay_extra.c:342 #5 0x562040243750 in OVERLAY_cache_populate /home/dfelinto/src/blender/blender/source/blender/draw/engines/overlay/overlay_engine.c:354 #6 0x5620400c0dec in drw_engines_cache_populate /home/dfelinto/src/blender/blender/source/blender/draw/intern/draw_manager.c:1007 #7 0x5620400c59b8 in DRW_draw_render_loop_ex /home/dfelinto/src/blender/blender/source/blender/draw/intern/draw_manager.c:1482 #8 0x5620400c4a93 in DRW_draw_view /home/dfelinto/src/blender/blender/source/blender/draw/intern/draw_manager.c:1399 #9 0x562043098def in view3d_draw_view /home/dfelinto/src/blender/blender/source/blender/editors/space_view3d/view3d_draw.c:1602 #10 0x562043098f78 in view3d_main_region_draw /home/dfelinto/src/blender/blender/source/blender/editors/space_view3d/view3d_draw.c:1626 #11 0x5620411f9efc in ED_region_do_draw /home/dfelinto/src/blender/blender/source/blender/editors/screen/area.c:534 #12 0x56203f4e161d in wm_draw_window_offscreen /home/dfelinto/src/blender/blender/source/blender/windowmanager/intern/wm_draw.c:651 #13 0x56203f4e2851 in wm_draw_window /home/dfelinto/src/blender/blender/source/blender/windowmanager/intern/wm_draw.c:786 #14 0x56203f4e3d0d in wm_draw_update /home/dfelinto/src/blender/blender/source/blender/windowmanager/intern/wm_draw.c:990 #15 0x56203f4d51fb in WM_main /home/dfelinto/src/blender/blender/source/blender/windowmanager/intern/wm.c:453 #16 0x56203e07e157 in main /home/dfelinto/src/blender/blender/source/creator/creator.c:524 #17 0x7f8394b171e2 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x271e2) #18 0x56203e07d48d in _start (/home/dfelinto/src/blender/release/master/bin/blender+0x2984f48d) 0x7f8353788608 is located 0 bytes to the right of 9408008-byte region [0x7f8352e8f800,0x7f8353788608) allocated by thread T0 here: #0 0x7f8395568ce6 in calloc (/usr/lib/x86_64-linux-gnu/libasan.so.5+0x10dce6) #1 0x562051974134 in MEM_lockfree_callocN /home/dfelinto/src/blender/blender/intern/guardedalloc/intern/mallocn_lockfree_impl.c:267 #2 0x562051974ccd in MEM_lockfree_mapallocN /home/dfelinto/src/blender/blender/intern/guardedalloc/intern/mallocn_lockfree_impl.c:408 #3 0x56204e03ee35 in imb_exr_begin_read_mem /home/dfelinto/src/blender/blender/source/blender/imbuf/intern/openexr/openexr_api.cpp:1605 #4 0x56204e045574 in imb_load_openexr /home/dfelinto/src/blender/blender/source/blender/imbuf/intern/openexr/openexr_api.cpp:1955 #5 0x562040545404 in IMB_ibImageFromMemory /home/dfelinto/src/blender/blender/source/blender/imbuf/intern/readimage.c:120 #6 0x562040545b18 in IMB_loadifffile /home/dfelinto/src/blender/blender/source/blender/imbuf/intern/readimage.c:197 #7 0x562040545edc in IMB_loadiffname /home/dfelinto/src/blender/blender/source/blender/imbuf/intern/readimage.c:240 #8 0x56203e207c4a in load_image_single /home/dfelinto/src/blender/blender/source/blender/blenkernel/intern/image.c:4314 #9 0x56203e2088d3 in image_load_image_file /home/dfelinto/src/blender/blender/source/blender/blenkernel/intern/image.c:4391 #10 0x56203e20924e in image_get_ibuf_multilayer /home/dfelinto/src/blender/blender/source/blender/blenkernel/intern/image.c:4434 #11 0x56203e20e589 in image_acquire_ibuf /home/dfelinto/src/blender/blender/source/blender/blenkernel/intern/image.c:4876 #12 0x56203e20f469 in BKE_image_acquire_ibuf /home/dfelinto/src/blender/blender/source/blender/blenkernel/intern/image.c:4954 #13 0x56204fd28020 in GPU_texture_from_blender /home/dfelinto/src/blender/blender/source/blender/gpu/intern/gpu_draw.c:897 #14 0x562040275b8e in OVERLAY_image_empty_cache_populate /home/dfelinto/src/blender/blender/source/blender/draw/engines/overlay/overlay_image.c:374 #15 0x56204024f79f in OVERLAY_empty_cache_populate /home/dfelinto/src/blender/blender/source/blender/draw/engines/overlay/overlay_extra.c:342 #16 0x562040243750 in OVERLAY_cache_populate /home/dfelinto/src/blender/blender/source/blender/draw/engines/overlay/overlay_engine.c:354 #17 0x5620400c0dec in drw_engines_cache_populate /home/dfelinto/src/blender/blender/source/blender/draw/intern/draw_manager.c:1007 #18 0x5620400c59b8 in DRW_draw_render_loop_ex /home/dfelinto/src/blender/blender/source/blender/draw/intern/draw_manager.c:1482 #19 0x5620400c4a93 in DRW_draw_view /home/dfelinto/src/blender/blender/source/blender/draw/intern/draw_manager.c:1399 #20 0x562043098def in view3d_draw_view /home/dfelinto/src/blender/blender/source/blender/editors/space_view3d/view3d_draw.c:1602 #21 0x562043098f78 in view3d_main_region_draw /home/dfelinto/src/blender/blender/source/blender/editors/space_view3d/view3d_draw.c:1626 #22 0x5620411f9efc in ED_region_do_draw /home/dfelinto/src/blender/blender/source/blender/editors/screen/area.c:534 #23 0x56203f4e161d in wm_draw_window_offscreen /home/dfelinto/src/blender/blender/source/blender/windowmanager/intern/wm_draw.c:651 #24 0x56203f4e2851 in wm_draw_window /home/dfelinto/src/blender/blender/source/blender/windowmanager/intern/wm_draw.c:786 #25 0x56203f4e3d0d in wm_draw_update /home/dfelinto/src/blender/blender/source/blender/windowmanager/intern/wm_draw.c:990 #26 0x56203f4d51fb in WM_main /home/dfelinto/src/blender/blender/source/blender/windowmanager/intern/wm.c:453 #27 0x56203e07e157 in main /home/dfelinto/src/blender/blender/source/creator/creator.c:524 #28 0x7f8394b171e2 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x271e2) SUMMARY: AddressSanitizer: heap-buffer-overflow /home/dfelinto/src/blender/blender/source/blender/imbuf/intern/colormanagement.c:2311 in IMB_colormanagement_imbuf_to_float_texture Shadow bytes around the buggy address: