示例 僵尸恐慌—起源 Zombie Panic Source
参考资料：engine.so: cannot enable executable stack as shared object requires: Invalid argument
启动日志：
xfox@fedora:~/.local/share/Steam/steamapps/common/Zombie Panic Source$ ./zps_linux
SDL video target is 'x11'
SDL video target is 'x11'
This system supports the OpenGL extension GL_EXT_framebuffer_object.
This system supports the OpenGL extension GL_EXT_framebuffer_blit.
This system supports the OpenGL extension GL_EXT_framebuffer_multisample.
This system DOES NOT support the OpenGL extension GL_APPLE_fence.
This system supports the OpenGL extension GL_NV_fence.
This system supports the OpenGL extension GL_ARB_sync.
This system supports the OpenGL extension GL_EXT_draw_buffers2.
This system supports the OpenGL extension GL_EXT_bindable_uniform.
This system DOES NOT support the OpenGL extension GL_APPLE_flush_buffer_range.
This system supports the OpenGL extension GL_ARB_map_buffer_range.
This system supports the OpenGL extension GL_ARB_vertex_buffer_object.
This system supports the OpenGL extension GL_ARB_occlusion_query.
This system DOES NOT support the OpenGL extension GL_APPLE_texture_range.
This system DOES NOT support the OpenGL extension GL_APPLE_client_storage.
This system DOES NOT support the OpenGL extension GL_ARB_uniform_buffer.
This system supports the OpenGL extension GL_ARB_vertex_array_bgra.
This system supports the OpenGL extension GL_EXT_vertex_array_bgra.
This system supports the OpenGL extension GL_ARB_framebuffer_object.
This system DOES NOT support the OpenGL extension GL_GREMEDY_string_marker.
This system supports the OpenGL extension GL_ARB_debug_output.
This system supports the OpenGL extension GL_EXT_direct_state_access.
This system supports the OpenGL extension GL_NV_bindless_texture.
This system DOES NOT support the OpenGL extension GL_AMD_pinned_memory.
This system supports the OpenGL extension GL_EXT_framebuffer_multisample_blit_scaled.
This system supports the OpenGL extension GL_EXT_texture_sRGB_decode.
This system supports the OpenGL extension GL_NVX_gpu_memory_info.
This system DOES NOT support the OpenGL extension GL_ATI_meminfo.
This system supports the OpenGL extension GL_EXT_texture_compression_s3tc.
This system supports the OpenGL extension GL_EXT_texture_compression_dxt1.
This system DOES NOT support the OpenGL extension GL_ANGLE_texture_compression_dxt3.
This system DOES NOT support the OpenGL extension GL_ANGLE_texture_compression_dxt5.
This system supports the OpenGL extension GL_ARB_buffer_storage.
This system DOES NOT support the OpenGL extension GLX_EXT_swap_control_tear.
OpenGL: NVIDIA GeForce RTX 3060 Laptop GPU/PCIe/SSE2 4.6.0 NVIDIA 580.119.02 (4.6.0)
GL_NV_bindless_texture: DISABLED
GL_AMD_pinned_memory: DISABLED
GL_ARB_buffer_storage: AVAILABLE
GL_EXT_texture_sRGB_decode: AVAILABLE
failed to dlopen /home/xfox/.local/share/Steam/steamapps/common/Zombie Panic Source/bin/engine.so error=/home/xfox/.local/share/Steam/steamapps/common/Zombie Panic Source/bin/engine.so: cannot enable executable stack as shared object requires: Invalid argument
AppFramework : Unable to load module engine.so!
Unable to load interface VCvarQuery001 from engine.so
修复方案：
execstack -c "~/.local/share/Steam/steamapps/common/Zombie Panic Source/bin/engine.so"
如果你使用了其他存储设备存储steam游戏库，应修改为对应的挂载位置。
问题原因：
GNU C 库 2.41 版本现已发布：如果共享库要求，dlopen 和 dlmopen 不再使栈可执行，可能是因为缺少 GNU_STACK ELF 头部（以及默认 ABI 权限对可执行位的设置），或者显式地因为 GNU_STACK 中有可执行位，而栈本身还不是可执行的。相反，加载此类对象会失败。