print_address_stack

static void print_address_stack_frame(const void *addr)
{
    unsigned long offset;
    const char *frame_descr;
    const void *frame_pc;
 
    if (IS_ENABLED(CONFIG_KASAN_SW_TAGS))
        return;
 
    if (!get_address_stack_frame_info(addr, &offset, &frame_descr,
                      &frame_pc))
        return;
 
    /*
     * get_address_stack_frame_info only returns true if the given addr is
     * on the current task's stack.
     */
    pr_err("\n");
    pr_err("addr %px is located in stack of task %s/%d at offset %lu in frame:\n",
           addr, current->comm, task_pid_nr(current), offset);
    pr_err(" %pS\n", frame_pc);
 
    if (!frame_descr)
        return;
 
    print_decoded_frame_descr(frame_descr);
}
函数源码
