Okay, pretty sure have found the right upstream bug, and have what looks like a good workaround.
$ gsettings set org.gnome.settings-daemon.plugins.xsettings antialiasing 'grayscale' https://gitlab.freedesktop.org/mesa/mesa/issues/2183 The steps to reproduce does kill the session with a gpu hang on the text drawing benchmark, after changing the antialiasing font mode and logging in again, it completes. Will run for the next few days and see if daily crashes continue or not. ** Summary changed: - [Ice Lake] WARN_ON(intel_wait_for_register(dev_priv, regs->driver, (0x1 << ((pw_idx) * 2)), (0x1 << ((pw_idx) * 2)), 1)) [from i915/intel_runtime_pm.c:308] + Reproduceable i915 gpu hang Intel Iris Plus Graphics (Ice Lake 8x8 GT2) ** Bug watch added: gitlab.freedesktop.org/mesa/mesa/issues #2183 https://gitlab.freedesktop.org/mesa/mesa/issues/2183 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1878670 Title: Reproduceable i915 gpu hang Intel Iris Plus Graphics (Ice Lake 8x8 GT2) To manage notifications about this bug go to: https://bugs.launchpad.net/oem-priority/+bug/1878670/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
