x86_64: Print modules like i386 does

Print modules list during kernel BUG.
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Cc: Arjan van de Ven <arjan@linux.intel.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

arch/x86/kernel/dumpstack_64.c

@@ -291,6 +291,7 @@ void show_registers(struct pt_regs *regs)
 
 	sp = regs->sp;
 	printk("CPU %d ", cpu);
+	print_modules();
 	__show_regs(regs, 1);
 	printk("Process %s (pid: %d, threadinfo %p, task %p)\n",
 		cur->comm, cur->pid, task_thread_info(cur), cur);