ClusterFuzz has detected this issue as fixed in range 498478:498515.

Detailed report: https://clusterfuzz.com/testcase?key=6554071501897728

Fuzzer: media_source_fuzzer
Job Type: linux_msan_chrome
Platform Id: linux

Crash Type: Use-of-uninitialized-value
Crash Address: 
Crash State:
  InstantController::ResetInstantTab
  InstantController::ActiveTabChanged
  Browser::ActiveTabChanged
  
Sanitizer: memory (MSAN)

Recommended Security Severity: Medium

Regressed: https://clusterfuzz.com/revisions?job=linux_msan_chrome&range=498409:498414
Fixed: https://clusterfuzz.com/revisions?job=linux_msan_chrome&range=498478:498515

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6554071501897728

Additional requirements: Requires HTTP

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.

This bug has been closed for more than 14 weeks. Removing security view restrictions.

For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot