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calltree coverage visualisation missing some cases #340

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DavidKorczynski opened this issue Jun 19, 2022 · 2 comments
Closed

calltree coverage visualisation missing some cases #340

DavidKorczynski opened this issue Jun 19, 2022 · 2 comments

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@DavidKorczynski
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The following screenshot is from apache-httpd. Clearly something is off

Screenshot from 2022-06-19 22-25-23

@DavidKorczynski
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further inspection shows this is to do with the coverage build/extraction rather than fuzz introspector itself. Will leave open until I have sorted it completely though

DavidKorczynski added a commit to DavidKorczynski/oss-fuzz that referenced this issue Jun 29, 2022
When generating coverage reports for single targets we should not
include all fuzz targets (in the $objects var), but only the object
(binary file) for the given target.

Ref: ossf/fuzz-introspector#340
@DavidKorczynski
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DavidKorczynski commented Jun 29, 2022

This is an issue in the OSS-Fuzz coverage extraction and is fixed by google/oss-fuzz#7927

oliverchang pushed a commit to google/oss-fuzz that referenced this issue Jun 30, 2022
* infra: fix per-target coverage html generation

When generating coverage reports for single targets we should not
include all fuzz targets (in the $objects var), but only the object
(binary file) for the given target.

Ref: ossf/fuzz-introspector#340

* coverage: remove potential race condition
MartinPetkov pushed a commit to MartinPetkov/oss-fuzz that referenced this issue Aug 15, 2022
* infra: fix per-target coverage html generation

When generating coverage reports for single targets we should not
include all fuzz targets (in the $objects var), but only the object
(binary file) for the given target.

Ref: ossf/fuzz-introspector#340

* coverage: remove potential race condition
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