On Tue, Feb 09, 2021 at 05:05:14PM +0100, Mike Galbraith wrote: > ld: init/main.o: in function `trace_initcall_start': > /backup/usr/local/src/kernel/linux-tip-rt/./include/trace/events/initcall.h:27: > undefined reference to `__SCT__preempt_schedule_notrace'
Ooohh... this is because x86 can't build PREEMPT without PREEMPT_DYNAMIC anymore. Maybe I should fix that. Lemme see what that would take.

