https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63279
--- Comment #5 from Markus Trippelsdorf <trippels at gcc dot gnu.org> --- (In reply to Sasha Levin from comment #2) > PR61848 is talking about a "linux kernel boot failure when compiled using > trunk gcc.". In this case, the kernel boots just fine, but it has problem > executing tasks. > > I've double checked that for: > svn+ssh://gcc.gnu.org/svn/gcc/trunk@213753 > > The issue occurs, while for: > svn+ssh://gcc.gnu.org/svn/gcc/trunk@213751 > > The kernel works fine. Can you try the patch from PR61848 comment 10? I observed the same symptoms as you and the patch fixes the issue.