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License: GNU Lesser General Public License v3.0
The Littleton Game Engine
License: GNU Lesser General Public License v3.0
Whenever there is a sampler2D inside a uniform struct in a shader, if the sampler is used in any way, glLinkProgram() crashes due to memory corruption. If launched using Valgrind, i965_dri.so causes tons of memory errors and textures are either missing or have color distortion, but the program does not crash.
GPU Vendor: Intel Open Source Technology Center
Renderer: Mesa DRI Intel(R) HD Graphics 530 (Skylake GT2)
Stacktrace:
#1 0x00007ffff775a672 in abort () from /usr/lib/libc.so.6
#2 0x00007ffff77b2878 in __libc_message () from /usr/lib/libc.so.6
#3 0x00007ffff77b918a in malloc_printerr () from /usr/lib/libc.so.6
#4 0x00007ffff77baa26 in _int_free () from /usr/lib/libc.so.6
#5 0x00007ffff4d8d4ba in ?? () from /usr/lib/dri/i965_dri.so
#6 0x00007ffff4cfcda3 in ?? () from /usr/lib/dri/i965_dri.so
#7 0x00007ffff4cfebe3 in ?? () from /usr/lib/dri/i965_dri.so
#8 0x00007ffff4cea0fb in ?? () from /usr/lib/dri/i965_dri.so
#9 0x00007ffff4f0f68a in ?? () from /usr/lib/dri/i965_dri.so
#10 0x00007ffff4e19aba in ?? () from /usr/lib/dri/i965_dri.so
#11 0x00007ffff7f66481 in lt::shader::basic_load (this=0x555556647410, src=..., binary_path="")
Does not seem to be a Littleton bug, this appeared after updating Mesa and clearing shader cache. Does not occur on NVidia drivers. Fixing this seems more work than it's worth, maybe create a minimal example and submit a bug report to the driver guys.
Mesa version is 19.0.0.
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