https://community.intel.com/t5/OpenCL-for-CPU/OpenCL-Driver-For-CPU-On-Linux-Crashing/m-p/1678184#M7381 <P>I develop a plug-in for a 3D application called Houdini. My plug-in uses OpenCL heavily for GPU compute.</P><P>&nbsp;</P><P>On Linux if I use the CPU as a device it is very unstable. Results are very non-deterministic crashing at random points. OpenCL does not return any error does, the application just crashes with a segfault. The segfaults appear to be coming from the kernels themselves as multiple threads segfault.</P><P>&nbsp;</P><P>The same software works perfectly fine when using a GPU or CPU on Windows.&nbsp;Only the Linux OpenCL CPU runtime is failing.&nbsp;<BR /><BR />Is there any guide to help debug what might be going wrong?</P><P>&nbsp;</P><P>&nbsp;</P> Thu, 27 Mar 2025 01:29:32 GMT MatthewP 2025-03-27T01:29:32Z https://community.intel.com/t5/OpenCL-for-CPU/OpenCL-Driver-For-CPU-On-Linux-Crashing/m-p/1678184#M7381 <P>I develop a plug-in for a 3D application called Houdini. My plug-in uses OpenCL heavily for GPU compute.</P><P>&nbsp;</P><P>On Linux if I use the CPU as a device it is very unstable. Results are very non-deterministic crashing at random points. OpenCL does not return any error does, the application just crashes with a segfault. The segfaults appear to be coming from the kernels themselves as multiple threads segfault.</P><P>&nbsp;</P><P>The same software works perfectly fine when using a GPU or CPU on Windows.&nbsp;Only the Linux OpenCL CPU runtime is failing.&nbsp;<BR /><BR />Is there any guide to help debug what might be going wrong?</P><P>&nbsp;</P><P>&nbsp;</P> Thu, 27 Mar 2025 01:29:32 GMT https://community.intel.com/t5/OpenCL-for-CPU/OpenCL-Driver-For-CPU-On-Linux-Crashing/m-p/1678184#M7381 MatthewP 2025-03-27T01:29:32Z