diff --git a/arch/x86/kernel/traps.c b/arch/x86/kernel/traps.c
index 34ea3651362e..fe95ea1da5cd 100644
--- a/arch/x86/kernel/traps.c
+++ b/arch/x86/kernel/traps.c
@@ -628,6 +628,12 @@ struct bad_iret_stack *fixup_bad_iret(struct bad_iret_stack *s)
 		container_of(task_pt_regs(current),
 			     struct bad_iret_stack, regs);
 
+	struct pt_regs *old = container_of((unsigned long *)s->regs.sp, struct pt_regs, ip);
+
+	pr_err("fixup_bad_iret.  my sp0 = %lx\n", current->thread.sp0);
+	pr_err("RIP = %lx:%lx RSP = %lx:%lx FLAGS=%lx\n", old->cs, old->ip,
+	       old->ss, old->sp, old->flags);
+
 	/* Copy the IRET target to the new stack. */
 	memmove(&new_stack->regs.ip, (void *)s->regs.sp, 5*8);