On Sun, Jan 27, 2019 at 10:45:03PM -0500, valdis.kletni...@vt.edu wrote: > Seen in a build: > > CC arch/x86/kernel/dumpstack.o > arch/x86/kernel/dumpstack.o: warning: objtool: oops_begin()+0x9: undefined > stack state > arch/x86/kernel/dumpstack.o: warning: objtool: oops_begin()+0x0: stack state > mismatch: cfa1=6+16 cfa2=7+8 > > Probably a gcc9 code generation that objtool doesn't know about?
Can you share the .o file? -- Josh