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Issue metadata

Status: Verified
Owner:
Closed: Dec 2017
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 2
Type: Bug



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ASSERT: type == constant.type

Project Member Reported by ClusterFuzz, Oct 31 2017

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=4667125397716992

Fuzzer: libFuzzer_swiftshader_vertex_routine_fuzzer
Job Type: libfuzzer_chrome_asan_debug
Platform Id: linux

Crash Type: ASSERT
Crash Address: 
Crash State:
  type == constant.type
  TIntermConstantUnion::fold
  TIntermediate::addBinaryMath
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan_debug&range=512596:512623

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4667125397716992

Issue filed automatically.

See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reference.md for more information.
 
Components: Internals>GPU>SwiftShader
Cc: kkaluri@chromium.org
Labels: M-64
Owner: capn@chromium.org
Status: Assigned (was: Untriaged)
Predator has provided 2 possible suspects

possible suspect : https://swiftshader.googlesource.com/SwiftShader/+/b6f0e40bbe40613f6ba0ff4c13f4ff2c06d6517a

capn@ -- Could you please look into this issue, kindly reassign if it has nothing to do with your changes.


Thank You.

Comment 3 by capn@chromium.org, Nov 3 2017

Labels: -Pri-1 Pri-2
Project Member

Comment 4 by ClusterFuzz, Dec 5 2017

ClusterFuzz has detected this issue as fixed in range 521495:521545.

Detailed report: https://clusterfuzz.com/testcase?key=4667125397716992

Fuzzer: libFuzzer_swiftshader_vertex_routine_fuzzer
Job Type: libfuzzer_chrome_asan_debug
Platform Id: linux

Crash Type: ASSERT
Crash Address: 
Crash State:
  type == constant.type
  TIntermConstantUnion::fold
  TIntermediate::addBinaryMath
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan_debug&range=512596:512623
Fixed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan_debug&range=521495:521545

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=4667125397716992

See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reference.md for more information.

If you suspect that the result above is incorrect, try re-doing that job on the test case report page.
Project Member

Comment 5 by ClusterFuzz, Dec 5 2017

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 4667125397716992 is verified as fixed, so closing issue as verified.

If this is incorrect, please add ClusterFuzz-Wrong label and re-open the issue.

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