Signed-off-by: Andi Kleen Index: linux/arch/i386/kernel/alternative.c =================================================================== --- linux.orig/arch/i386/kernel/alternative.c +++ linux/arch/i386/kernel/alternative.c @@ -182,6 +182,7 @@ void apply_alternatives(struct alt_instr DPRINTK("%s: alt table %p -> %p\n", __FUNCTION__, start, end); for (a = start; a < end; a++) { u8 *instr = a->instr; + printk("inst %p replacementlen %u instrlen %u\n", inst,a->replacementlen,a->instrlen); BUG_ON(a->replacementlen > a->instrlen); BUG_ON(a->instrlen > sizeof(insnbuf)); if (!boot_cpu_has(a->cpuid))