probe process("uprobe_uaddr_mark").mark("uprobe_uaddr_mark") {
    // Check that uaddr() is the same address as the pp() statement.
    statement = sprintf(".statement(%#x)", uaddr())
    if (isinstr(pp(), statement))
        println("success")
    else
        printf("failure: %#x doesn't match %s\n", uaddr(), pp())
}
