On Thu, Apr 30, 2020 at 07:40:52AM -0700, Randy Dunlap wrote: > On 4/30/20 7:31 AM, Randy Dunlap wrote: > > On 4/30/20 12:40 AM, Stephen Rothwell wrote: > >> Hi all, > >> > >> Changes since 20200429: > >> > > > > on x86_64: > > > > kernel/exit.o: warning: objtool: __x64_sys_exit_group()+0x2e: unreachable > > instruction > > kernel/cred.o: warning: objtool: copy_creds()+0x278: unreachable instruction > > net/core/skbuff.o: warning: objtool: skb_push()+0x9e: unreachable > > instruction > > > > > > Full randconfig file is attached. > > > > oops, forgot to Cc: Josh and Peter.
These are all related to -flive-patching, for some reason it reduces GCC's ability to detect local noreturn functions. I had some patches for these (and more) I'll need to dig up. -- Josh
