https://bugs.freedesktop.org/show_bug.cgi?id=93551
--- Comment #3 from Vladimir Usikov grantipak@gmail.com --- I run with MESA_GL_VERSION_OVERRIDE=4.2 MESA_GLSL_VERSION_OVERRIDE=420 and receive call stack:
(0) /usr/lib/libpthread.so.0 : +0x10d60 [0x7f360f099d60] (1) ./libOGLBinding.so : api::OpenGLRenderer::ApplyConstants()+0x65 [0x7f360ffd57d5] (2) ./libRenderFramework.so : rf::Renderer::Apply(bool)+0x57 [0x7f360fc74207] (3) ./EoCApp : ig::IggyBinding::Swap(rf::Renderer*)+0xfc [0xebf16c] (4) ./libGameEngine.so : BaseApp::EndDrawGUI(rf::Renderer*)+0x9b [0x7f360fdd288b] (5) ./libGameEngine.so : BaseApp::MakeFrame()+0x3a4 [0x7f360fdd2db4] (6) ./libGameEngine.so : BaseApp::OnIdle()+0xe0 [0x7f360fdd1590] (7) ./EoCApp : main+0x170 [0x6d4430] (8) /usr/lib/libc.so.6 : __libc_start_main+0xf0 [0x7f360ed01610] (9) ./EoCApp : _start+0x29 [0x6d41a9]