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Riedl" , Stan Johnson , linuxppc-dev@lists.ozlabs.org, Riccardo Mottola Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" On Wed, 3 Nov 2021, Andreas Schwab wrote: > On Nov 02 2021, Finn Thain wrote: > > > After many builds and tests, Stan and I were able to determine that this > > regression only affects builds with CONFIG_USER_NS=y. That is, > > > > d3ccc9781560 + CONFIG_USER_NS=y --> fail > > d3ccc9781560 + CONFIG_USER_NS=n --> okay > > d3ccc9781560~ + CONFIG_USER_NS=y --> okay > > d3ccc9781560~ + CONFIG_USER_NS=n --> okay > > On my iBook G4, X is working alright with 5.15 and CONFIG_USER_NS=y. > Stan said his Cube has these packages installed: # dpkg --list | grep Xorg ii xserver-xorg-core 2:1.20.11-1 powerpc Xorg X server - core server ii xserver-xorg-legacy 2:1.20.11-1 powerpc setuid root Xorg server wrapper I gather that Riccardo also runs Debian SID. Perhaps there is some interaction between d3ccc9781560, CONFIG_USER_NS and the SUID wrapper... Does your Xorg installation use --enable-suid-wrapper, Andreas?