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Issue metadata

Status: Verified
Owner:
Closed: Dec 5
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Windows
Pri: 1
Type: Bug

Blocked on:
issue dawn:8



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Null-dereference READ in dawn_native::BindGroupBuilder::SetBindingsValidationBase

Project Member Reported by ClusterFuzz, Dec 2

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=6004603864481792

Fuzzer: libFuzzer_dawn_wire_server_and_frontend_fuzzer
Job Type: windows_libfuzzer_chrome_asan
Platform Id: windows

Crash Type: Null-dereference READ
Crash Address: 0x000000000098
Crash State:
  dawn_native::BindGroupBuilder::SetBindingsValidationBase
  dawn_native::BindGroupBuilder::SetBufferViews
  dawn_wire::server::Server::HandleBindGroupBuilderSetBufferViews
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=windows_libfuzzer_chrome_asan&range=607412:607454

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6004603864481792

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Dec 2

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
Blockedon: dawn:8
Project Member

Comment 4 by ClusterFuzz, Dec 5

ClusterFuzz has detected this issue as fixed in range 613929:613937.

Detailed report: https://clusterfuzz.com/testcase?key=6004603864481792

Fuzzer: libFuzzer_dawn_wire_server_and_frontend_fuzzer
Fuzz target binary: dawn_wire_server_and_frontend_fuzzer
Job Type: windows_libfuzzer_chrome_asan
Platform Id: windows

Crash Type: Null-dereference READ
Crash Address: 0x000000000098
Crash State:
  dawn_native::BindGroupBuilder::SetBindingsValidationBase
  dawn_native::BindGroupBuilder::SetBufferViews
  dawn_wire::server::Server::HandleBindGroupBuilderSetBufferViews
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=windows_libfuzzer_chrome_asan&range=607412:607454
Fixed: https://clusterfuzz.com/revisions?job=windows_libfuzzer_chrome_asan&range=613929:613937

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6004603864481792

See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reproducing_on_windows.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

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 6004603864481792 is verified as fixed, so closing issue as verified.

If this is incorrect, please add ClusterFuzz-Wrong label and re-open the issue.
The documentation for reproducing bugs on Windows was moved to: https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reproducing.md

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