PMC_IN_KERNEL_STACK
if (!PMC_IN_KERNEL_STACK(ra))
if (!PMC_IN_KERNEL_STACK(fp))
if (!PMC_IN_KERNEL(pc) || !PMC_IN_KERNEL_STACK(fp))
if (!PMC_IN_KERNEL_STACK(ra))
if (!PMC_IN_KERNEL(frame.pc) || !PMC_IN_KERNEL_STACK(frame.fp))
!PMC_IN_KERNEL_STACK(ra) || !PMC_IN_KERNEL_STACK(sp) ||
!PMC_IN_KERNEL_STACK(fp))
if (!PMC_IN_KERNEL_STACK(sp))
if (!PMC_IN_KERNEL_STACK(fp) || !PMC_IN_KERNEL_STACK(ra))