On Sun, Apr 04, 2021 at 11:47:58PM -0500, Bob Tracy wrote: > On Wed, Mar 31, 2021 at 11:04:42AM +0200, Maciej W. Rozycki wrote: > > I think the only feasible way of determining what has happened here is > > that you track the offending change down by bisecting the upstream kernel > > repository with `git bisect'. > > That would normally be what I would do, and it may yet happen. Problem > is, I don't have a 64-bit system with enough disk space to do the kernel > builds with a cross-compiler, and local (native) builds on the PWS are > taking 36+ hours each these days. Unless I get *really* lucky with the > bisects, the task will take a couple of weeks. Confirmed that v5.11.0 hard locks up on presenting the X-Desktop login screen whereas v5.10.0 is fine. This is on a XP1000 with a Radeon HD4350. I've started a git bisection but it will take some time. Cheers Michael.