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Close the bug if the originally reported issue is resolved. If you found several issues in one test, please separate them into several bugs. Specific: Each bug report is for only one issue/problem. For VT switch problems, use intel_reg_dumper tool (see the guide) to dump the register info: 1) prior to VT switch 2) after VT switch. Compare with other products or configurations, if possible. For regression, try using git-bisect to locate the commit which caused the regression. See the guide for how to use gdb for an X server crash. for 3D issues, run with LIBGL_DEBUG=verbose in the environment. for GPU hang, get the last batch buffer (see the guide ). screenshot or photo (optional, a picture is worth a thousand words). dmesg output (mandatory boot option "drm.debug=0x06"). If it's shipped with distribution, provide libdrm version with "pkg-config -modversion libdrm" and mesa version with glxinfo output.) mesa/libdrm version: (If you built it yourself, provide the git commit id or stable release version. Starting with ] to highlight if needed, such as. Intel® Graphics Installer 1.4.0 for Linux*: Issue with signatures has been fixed. How to Set up Dual Head for Intel Graphics with RandR 1.2. Intel® Integrated Graphics Device - OpRegion Specification. Intel® 965 Express Chipset Family and Intel® G35 Express Chipset Graphics Controller PRM.
Tips that may help to solve your issue in less time.Linux Kernel GPU Driver Developer's Guide.2014-2015 Intel Processors based on Broadwell Platform.2014-2015 Intel Processors based on Cherry Trail / Braswell Platform.2014 Intel Processors based on the Bay Trail Platform.2015-2016 Intel Processors based on Skylake Platform.2016 Intel(R) Processors Based on Apollo Lake Platform (Broxton Graphics).
2016 Intel(r) processors based Kaby Lake platform. 2019-2020 Intel(r) processors based on Comet Lake platform. 2017-2019 Intel(r) processors based on Coffee Lake platform. 2017-2019 Intel(r) processors based on Amber Lake platform. 2018-2019 Intel(r) processors based on Whiskey Lake platform.
2019 Intel(r) processors based on Ice Lake platform.2020 Intel(r) Processors with Hybrid Technology based on the Lakefield platform.2020-2021 INTEL(R) PROCESSORS BASED ON THE "TIGER LAKE" PLATFORM.2021 Intel(R) PROCESSORS BASED ON THE Rocket Lake PLATFORM.Intel® Graphics Update Tool for Linux* OS v2.0.2.Intel Graphics Installer for Linux* 1.4.0.