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Issue 791299 link

Starred by 3 users

Issue metadata

Status: Verified
Owner:
Last visit > 30 days ago
Closed: Dec 2017
Cc:
EstimatedDays: ----
NextAction: ----
OS: Linux , Mac
Pri: 1
Type: Bug



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Null-dereference READ in service_manager::Connector::BindConnectorIfNecessary

Project Member Reported by ClusterFuzz, Dec 2 2017

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=6712837841092608

Fuzzer: inferno_layout_test_unmodified
Job Type: linux_msan_content_shell_drt
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000018
Crash State:
  service_manager::Connector::BindConnectorIfNecessary
  service_manager::Connector::BindInterface
  void service_manager::Connector::BindInterface<ukm::mojom::UkmRecorderInterface>
  
Sanitizer: memory (MSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_msan_content_shell_drt&range=521085:521097

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6712837841092608

Issue filed automatically.

See https://github.com/google/clusterfuzz-tools for more information.
 
Project Member

Comment 1 by ClusterFuzz, Dec 2 2017

Labels: OS-Mac
Project Member

Comment 2 by ClusterFuzz, Dec 2 2017

Labels: Test-Predator-Auto-Owner
Owner: ddorwin@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/35eb246ef089371ad11b6bd24c384004eea274e3 (Restructure VR asset component histogram names).

If this is incorrect, please remove the owner and apply the Test-Predator-Wrong-CLs label.
Labels: est-Predator-Wrong-CLs
Owner: ----
Status: Untriaged (was: Assigned)
This CL is only variable rename, string change, and histograms.xml update. This should not affect memory dereferencing.
Cc: msrchandra@chromium.org pnangunoori@chromium.org
Labels: M-64
Owner: ben@chromium.org
Status: Assigned (was: Untriaged)
Predator and CL could not provide any possible suspects.
Using the code search for the file, “connector.cc” assigning to concern owner from GIT blame.
Suspecting Commit#
https://chromium.googlesource.com/chromium/src/+/1f1f6b2a18c89d1340d023f2cdb15b2a5c91663e

@ben -- Could you please look into this issue, kindly reassign if it has nothing to do with your changes.
Thank You.

Labels: -est-Predator-Wrong-CLs Test-Predator-Wrong-CLs
Project Member

Comment 6 by ClusterFuzz, Dec 8 2017

ClusterFuzz has detected this issue as fixed in range 522368:522379.

Detailed report: https://clusterfuzz.com/testcase?key=6712837841092608

Fuzzer: inferno_layout_test_unmodified
Job Type: linux_msan_content_shell_drt
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000018
Crash State:
  service_manager::Connector::BindConnectorIfNecessary
  service_manager::Connector::BindInterface
  void service_manager::Connector::BindInterface<ukm::mojom::UkmRecorderInterface>
  
Sanitizer: memory (MSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_msan_content_shell_drt&range=521085:521097
Fixed: https://clusterfuzz.com/revisions?job=linux_msan_content_shell_drt&range=522368:522379

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6712837841092608

See https://github.com/google/clusterfuzz-tools 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 7 by ClusterFuzz, Dec 8 2017

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 6712837841092608 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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