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Issue metadata

Status: Verified
Owner:
Closed: Feb 2018
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 2
Type: Bug



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ASSERT: type == constant.type

Project Member Reported by ClusterFuzz, Dec 22 2017

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5942632697298944

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=521495:521545

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5942632697298944

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Dec 22 2017

Components: Internals>GPU>SwiftShader
Labels: Test-Predator-Auto-Components
Automatically applying components based on crash stacktrace and information from OWNERS files.

If this is incorrect, please apply the Test-Predator-Wrong-Components label.
Cc: kkaluri@chromium.org
Labels: M-65
Owner: capn@chromium.org
Status: Assigned (was: Untriaged)
Since it is related to Swiftshader component, assigning it to capn@

capn@ could you please look into it


Thank You...

Comment 3 by capn@chromium.org, Jan 2 2018

Cc: sugoi@chromium.org
Labels: -Pri-1 Pri-2
This is another edge case constant folding bug. Will try to fix them this quarter.
Project Member

Comment 4 by ClusterFuzz, Feb 27 2018

ClusterFuzz has detected this issue as fixed in range 539130:539136.

Detailed report: https://clusterfuzz.com/testcase?key=5942632697298944

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=521495:521545
Fixed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan_debug&range=539130:539136

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5942632697298944

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, Feb 27 2018

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 5942632697298944 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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