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Issue metadata

Status: Verified
Owner:
Closed: Dec 7
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux , Windows , Chrome
Pri: 1
Type: Bug



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Null-dereference READ in dawn_native::ValidateBindGroupDescriptor

Project Member Reported by ClusterFuzz, Dec 6

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5652148865728512

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::ValidateBindGroupDescriptor
  dawn_native::DeviceBase::CreateBindGroupInternal
  dawn_native::DeviceBase::CreateBindGroup
  
Sanitizer: address (ASAN)

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

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5652148865728512

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 6

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/+/6f9d21e805424c82c3e41c0b8758ae7771f69bfd (Descriptorize BindGroups.).

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.
Project Member

Comment 2 by ClusterFuzz, Dec 7

Labels: OS-Chrome OS-Linux
Components: Internals>GPU>Dawn
Project Member

Comment 4 by ClusterFuzz, Dec 7

ClusterFuzz has detected this issue as fixed in range 614679:614684.

Detailed report: https://clusterfuzz.com/testcase?key=5652148865728512

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::ValidateBindGroupDescriptor
  dawn_native::DeviceBase::CreateBindGroupInternal
  dawn_native::DeviceBase::CreateBindGroup
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=windows_libfuzzer_chrome_asan&range=613929:613937
Fixed: https://clusterfuzz.com/revisions?job=windows_libfuzzer_chrome_asan&range=614679:614684

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5652148865728512

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 7

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 5652148865728512 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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