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Issue metadata

Status: Verified
Owner:
Closed: Dec 5
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 2
Type: Bug

Blocked on:
issue dawn:59



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Direct-leak in dawn_native::null::Device::CreateDepthStencilState

Project Member Reported by ClusterFuzz, Nov 24

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5913501589307392

Fuzzer: libFuzzer_dawn_wire_server_and_frontend_fuzzer
Job Type: libfuzzer_chrome_asan_debug
Platform Id: linux

Crash Type: Direct-leak
Crash Address: 
Crash State:
  dawn_native::null::Device::CreateDepthStencilState
  dawn_native::DepthStencilStateBuilder::GetResultImpl
  dawn_native::Builder<dawn_native::DepthStencilStateBase>::GetResult
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan_debug&range=607416:607428

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5913501589307392

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Nov 24

Cc: kainino@chromium.org cwallez@chromium.org
Labels: ClusterFuzz-Auto-CC
Automatically adding ccs based on OWNERS file / target commit history.

If this is incorrect, please add ClusterFuzz-Wrong label.
Project Member

Comment 2 by ClusterFuzz, Nov 24

Labels: Test-Predator-Auto-Owner
Owner: cwallez@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://dawn.googlesource.com/dawn/+/45ee4c88c43f2cd986a4af84ac4a8361a222b185 (Add a fuzzer for the wire server and Dawn frontend).

If this is incorrect, please let us know why and apply the Test-Predator-Wrong-CLs label. If you aren't the correct owner for this issue, please unassign yourself as soon as possible so it can be re-triaged.
Components: Internals>GPU>Dawn
Project Member

Comment 4 by ClusterFuzz, Dec 1

Labels: -Reproducible Unreproducible
ClusterFuzz testcase 5913501589307392 appears to be flaky, updating reproducibility label.
Labels: -Unreproducible Reproducible
Please ignore the last comment about testcase being unreproducible. The testcase is still reproducible. This happened due to a code refactoring on ClusterFuzz side, and the underlying root cause is now fixed. Resetting the label back to Reproducible. Sorry about the inconvenience caused from these incorrect notifications.
Blockedon: dawn:59
Project Member

Comment 7 by ClusterFuzz, Dec 5

ClusterFuzz has detected this issue as fixed in range 613933:613935.

Detailed report: https://clusterfuzz.com/testcase?key=5913501589307392

Fuzzer: libFuzzer_dawn_wire_server_and_frontend_fuzzer
Fuzz target binary: dawn_wire_server_and_frontend_fuzzer
Job Type: libfuzzer_chrome_asan_debug
Platform Id: linux

Crash Type: Direct-leak
Crash Address: 
Crash State:
  dawn_native::null::Device::CreateDepthStencilState
  dawn_native::DepthStencilStateBuilder::GetResultImpl
  dawn_native::Builder<dawn_native::DepthStencilStateBase>::GetResult
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan_debug&range=607416:607428
Fixed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan_debug&range=613933:613935

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5913501589307392

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 8 by ClusterFuzz, Dec 5

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 5913501589307392 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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