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Issue metadata

Status: Verified
Owner:
Closed: Dec 27
Cc:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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Null-dereference WRITE in dawn_native::CommandAllocator::Allocate

Project Member Reported by ClusterFuzz, Dec 18

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5750190964998144

Fuzzer: afl_dawn_wire_server_and_frontend_fuzzer
Fuzz target binary: dawn_wire_server_and_frontend_fuzzer
Job Type: afl_chrome_asan
Platform Id: linux

Crash Type: Null-dereference WRITE
Crash Address: 0x000000000000
Crash State:
  dawn_native::CommandAllocator::Allocate
  dawn_native::CommandBufferBuilder::PassEnded
  dawn_native::ProgrammablePassEncoder::EndPass
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=afl_chrome_asan&range=614680:614682

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5750190964998144

Issue filed automatically.

See https://github.com/google/clusterfuzz-tools for instructions to reproduce this bug locally.
 
Project Member

Comment 1 by ClusterFuzz, Dec 18

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, Dec 18

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/+/6f0e1f9d8235842e3c1130e4133e92e850166584 (Remove BufferView and inline offset/size in BindGroup).

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 3 by ClusterFuzz, Dec 27

ClusterFuzz has detected this issue as fixed in range 619011:619012.

Detailed report: https://clusterfuzz.com/testcase?key=5750190964998144

Fuzzer: afl_dawn_wire_server_and_frontend_fuzzer
Fuzz target binary: dawn_wire_server_and_frontend_fuzzer
Job Type: afl_chrome_asan
Platform Id: linux

Crash Type: Null-dereference WRITE
Crash Address: 0x000000000000
Crash State:
  dawn_native::CommandAllocator::Allocate
  dawn_native::CommandBufferBuilder::PassEnded
  dawn_native::ProgrammablePassEncoder::EndPass
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=afl_chrome_asan&range=614680:614682
Fixed: https://clusterfuzz.com/revisions?job=afl_chrome_asan&range=619011:619012

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5750190964998144

See https://github.com/google/clusterfuzz-tools for instructions to reproduce this bug locally.

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

Comment 4 by ClusterFuzz, Dec 27

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 5750190964998144 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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