Detailed report: https://clusterfuzz.com/testcase?key=5735112997339136

Fuzzer: inferno_webbot
Job Type: linux_asan_chrome_chromeos
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000010
Crash State:
  ui::X11EventSourceLibevent::OnDispatcherListChanged
  ui::PlatformEventSource::AddPlatformEventDispatcher
  ui::X11WindowOzone::X11WindowOzone
  
Sanitizer: address (ASAN)

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5735112997339136

Additional requirements: Requires Gestures

Issue filed automatically.

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

Note: This crash might not be reproducible with the provided testcase. That said, for the past 14 days we've been seeing this crash frequently. If you are unable to reproduce this, please try a speculative fix based on the crash stacktrace in the report. The fix can be verified by looking at the crash statistics in the report, a day after the fix is deployed. We will auto-close the bug if the crash is not seen for 14 days.