Please try some older/newer kernel versions so that we can figure out when the problem started, or if it's already been fixed...
https://kernel.ubuntu.com/~kernel-ppa/mainline/?C=M;O=D ** Summary changed: - Xorg freeze on a Dell 7240 + Xorg freeze on a Dell 7240 (kernel crashed in bitmap_free from i915_gem_object_set_tiling) ** Package changed: xorg (Ubuntu) => linux (Ubuntu) ** Summary changed: - Xorg freeze on a Dell 7240 (kernel crashed in bitmap_free from i915_gem_object_set_tiling) + [i915] Xorg freeze on a Dell 7240 (kernel crashed in bitmap_free from i915_gem_object_set_tiling) ** Tags added: 5.8-gfx ** Package changed: linux (Ubuntu) => linux-signed-hwe-5.8 (Ubuntu) -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/1917334 Title: [i915] Xorg freeze on a Dell 7240 (kernel crashed in bitmap_free from i915_gem_object_set_tiling) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-signed-hwe-5.8/+bug/1917334/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp