test/trace_processor/parsing/bad_print.textproto

packet {
  ftrace_events {
    cpu: 3
    event {
      timestamp: 74289018336
      pid: 1
      print {
        ip: 18446743562018522420
        buf: "event: abc xyz =0x34 clk id = 019\n"
      }
    }
  }
}
packet {
  ftrace_events {
    cpu: 2
    event {
      timestamp: 74662603008
      pid: 1
      print {
        ip: 18446743562018522420
        buf: "another random print message\n"
      }
    }
  }
}
packet {
  ftrace_events {
    cpu: 2
    event {
      timestamp: 74662603048
      pid: 2
      print {
        ip: 18446743562018522420
        buf: "B|2|valid_print\n"
      }
    }
  }
}
packet {
  ftrace_events {
    cpu: 2
    event {
      timestamp: 74662603050
      pid: 2
      print {
        ip: 18446743562018522420
        buf: "E|2\n"
      }
    }
  }
}