Fuzz blockers

The following nodes represent call sites where fuzz blockers occur.

Amount of callsites blocked	Calltree index	Parent function	Callsite	Largest blocked function
3	36	...fuzz_trace.TestOneInput	call site: {node_id}	opencensus.trace.span.BoundedDict.__init__
3	66	...fuzz_trace.TestOneInput	call site: {node_id}	fdp.ConsumeInt
3	88	opencensus.trace.span.format_span_json	call site: {node_id}	aa.format_annotation_json
2	13	opencensus.trace.span_context.SpanContext._check_trace_id	call site: {node_id}	opencensus.trace.span_context.generate_trace_id
2	16	opencensus.trace.span_context.SpanContext._check_trace_id	call site: {node_id}	opencensus.trace.span_context.generate_trace_id
2	23	opencensus.trace.span_context.SpanContext._check_span_id	call site: {node_id}	fdp.ConsumeIntInRange
2	31	opencensus.common.utils.to_iso_str	call site: {node_id}	fdp.ConsumeIntInRange
2	62	...fuzz_trace.TestOneInput	call site: {node_id}	fdp.ConsumeIntInRange
2	85	opencensus.trace.attributes._format_attribute_value	call site: {node_id}	.isinstance
1	7	opencensus.trace.trace_options.TraceOptions.check_trace_options	call site: {node_id}	logging.warning
1	20	opencensus.trace.span_context.SpanContext._check_span_id	call site: {node_id}	logging.warning
1	29	opencensus.trace.time_event.Annotation.__init__	call site: {node_id}	datetime.datetime.utcnow

Fuzzer calltree


         ...fuzz_trace.TestOneInput

[function] [call site] 00000


           atheris.FuzzedDataProvider

[function] [call site] 00001


           opencensus.trace.span_context.SpanContext.__init__

[function] [call site] 00002


             opencensus.trace.span_context.generate_trace_id

[function] [call site] 00003


               random.getrandbits

[function] [call site] 00004


             opencensus.trace.trace_options.TraceOptions.__init__

[function] [call site] 00005


               opencensus.trace.trace_options.TraceOptions.check_trace_options

[function] [call site] 00006


                 
                  .int

[function] [call site] 00007


                 logging.warning

[function] [call site] 00008


               opencensus.trace.trace_options.TraceOptions.get_enabled

[function] [call site] 00009


                 
                  .int

[function] [call site] 00010


                 
                  .bool

[function] [call site] 00011


             opencensus.trace.span_context.SpanContext._check_trace_id

[function] [call site] 00012


               
                .isinstance

[function] [call site] 00013


               logging.warning

[function] [call site] 00014


               opencensus.trace.span_context.generate_trace_id

[function] [call site] 00015


               TRACE_ID_PATTERN.match

[function] [call site] 00016


               logging.warning

[function] [call site] 00017


               opencensus.trace.span_context.generate_trace_id

[function] [call site] 00018


             opencensus.trace.span_context.SpanContext._check_span_id

[function] [call site] 00019


               
                .isinstance

[function] [call site] 00020


               logging.warning

[function] [call site] 00021


               SPAN_ID_PATTERN.match

[function] [call site] 00022


               logging.warning

[function] [call site] 00023


           fdp.ConsumeIntInRange

[function] [call site] 00024


           fdp.ConsumeUnicodeNoSurrogates

[function] [call site] 00025


           fdp.ConsumeInt

[function] [call site] 00026


           datetime.date.fromtimestamp

[function] [call site] 00027


           opencensus.trace.time_event.Annotation.__init__

[function] [call site] 00028


             opencensus.common.utils.to_iso_str

[function] [call site] 00029


               datetime.datetime.utcnow

[function] [call site] 00030


               ts.strftime

[function] [call site] 00031


           fdp.ConsumeIntInRange

[function] [call site] 00032


           fdp.ConsumeUnicodeNoSurrogates

[function] [call site] 00033


           fdp.ConsumeIntInRange

[function] [call site] 00034


           fdp.ConsumeUnicodeNoSurrogates

[function] [call site] 00035


           opencensus.trace.span.Span.__init__

[function] [call site] 00036


             opencensus.trace.span_context.generate_span_id

[function] [call site] 00037


               random.getrandbits

[function] [call site] 00038


             opencensus.trace.span.BoundedDict.__init__

[function] [call site] 00039


               collections.OrderedDict

[function] [call site] 00040


               threading.Lock

[function] [call site] 00041


             opencensus.trace.span.BoundedDict.from_map

[function] [call site] 00042


               collections.OrderedDict

[function] [call site] 00043


               
                .len

[function] [call site] 00044


               opencensus.trace.span.BoundedDict.__init__

[function] [call site] 00045


             opencensus.trace.tracers.base.NullContextManager.__init__

[function] [call site] 00046


             opencensus.trace.span.BoundedList.__init__

[function] [call site] 00047


               collections.deque

[function] [call site] 00048


               threading.Lock

[function] [call site] 00049


             opencensus.trace.span.BoundedList.from_seq

[function] [call site] 00050


               
                .tuple

[function] [call site] 00051


               
                .len

[function] [call site] 00052


               opencensus.trace.span.BoundedList.__init__

[function] [call site] 00053


               collections.deque

[function] [call site] 00054


             opencensus.trace.span.BoundedList.__init__

[function] [call site] 00055


             opencensus.trace.span.BoundedList.from_seq

[function] [call site] 00056


             opencensus.trace.span.BoundedList.__init__

[function] [call site] 00057


             opencensus.trace.span.BoundedList.from_seq

[function] [call site] 00058


             opencensus.trace.status.Status.as_ok

[function] [call site] 00059


               opencensus.trace.status.Status.__init__

[function] [call site] 00060


           fdp.ConsumeIntInRange

[function] [call site] 00061


           fdp.ConsumeUnicodeNoSurrogates

[function] [call site] 00062


           fdp.ConsumeIntInRange

[function] [call site] 00063


           fdp.ConsumeUnicodeNoSurrogates

[function] [call site] 00064


           fdp.ConsumeInt

[function] [call site] 00065


           
            .str

[function] [call site] 00066


           fdp.ConsumeInt

[function] [call site] 00067


           
            .str

[function] [call site] 00068


           fdp.ConsumeInt

[function] [call site] 00069


           opencensus.trace.span.format_span_json

[function] [call site] 00070


             opencensus.common.utils.get_truncatable_str

[function] [call site] 00071


               opencensus.common.utils.check_str_length

[function] [call site] 00072


                 str_to_check.encode

[function] [call site] 00073


                 
                  .len

[function] [call site] 00074


                 str_bytes.decode

[function] [call site] 00075


                 
                  .str

[function] [call site] 00076


             
              .len

[function] [call site] 00077


             opencensus.trace.attributes.Attributes.__init__

[function] [call site] 00078


             opencensus.trace.attributes.Attributes.format_attributes_json

[function] [call site] 00079


               opencensus.common.utils.check_str_length

[function] [call site] 00080


               opencensus.trace.attributes._format_attribute_value

[function] [call site] 00081


                 
                  .isinstance

[function] [call site] 00082


                 
                  .isinstance

[function] [call site] 00083


                 
                  .isinstance

[function] [call site] 00084


                 opencensus.common.utils.get_truncatable_str

[function] [call site] 00085


                 
                  .isinstance

[function] [call site] 00086


             span.stack_trace.format_stack_trace_json

[function] [call site] 00087


             formatted_time_events.extend

[function] [call site] 00088


             aa.format_annotation_json

[function] [call site] 00089


             formatted_time_events.extend

[function] [call site] 00090


             aa.format_message_event_json

[function] [call site] 00091


             span.status.format_status_json

[function] [call site] 00092