Bug: Intermittent browser/base/content/test/general/browser_bug1299667.js | application terminated with exit code -6
Status: RESOLVED
Priority: P5
Resolution: DUPLICATE
Created: 2021-01-05 16:28:00+00:00
Resolved: 2021-01-19 14:30:52+00:00

**Filed by:** rmaries [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer?job_id=325861209&repo=autoland
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/Eva4f9J4TCSb_1f0z4Ybtg/runs/0/artifacts/public/logs/live_backing.log

---
```
[task 2021-01-05T16:14:04.998Z] 16:14:04     INFO - TEST-START | browser/base/content/test/general/browser_bug1299667.js
[task 2021-01-05T16:14:05.646Z] 16:14:05     INFO - GECKO(1558) | [xcb] Unknown sequence number while processing queue
[task 2021-01-05T16:14:05.646Z] 16:14:05     INFO - GECKO(1558) | [xcb] Most likely this is a multi-threaded client and XInitThreads has not been called
[task 2021-01-05T16:14:05.647Z] 16:14:05     INFO - GECKO(1558) | [xcb] Aborting, sorry about that.
[task 2021-01-05T16:14:05.647Z] 16:14:05     INFO - GECKO(1558) | firefox: ../../src/xcb_io.c:259: poll_for_event: Assertion `!xcb_xlib_threads_sequence_lost' failed.
[task 2021-01-05T16:14:05.725Z] 16:14:05     INFO - GECKO(1558) | Exiting due to channel error.
[task 2021-01-05T16:14:05.726Z] 16:14:05     INFO - GECKO(1558) | Exiting due to channel error.
[task 2021-01-05T16:14:05.726Z] 16:14:05     INFO - GECKO(1558) | Exiting due to channel error.
[task 2021-01-05T16:14:05.729Z] 16:14:05     INFO - GECKO(1558) | Exiting due to channel error.
[task 2021-01-05T16:14:05.729Z] 16:14:05     INFO - GECKO(1558) | Exiting due to channel error.
[task 2021-01-05T16:14:05.729Z] 16:14:05     INFO - GECKO(1558) | Exiting due to channel error.
[task 2021-01-05T16:14:05.849Z] 16:14:05     INFO - TEST-INFO | Main app process: killed by SIGIOT
[task 2021-01-05T16:14:05.850Z] 16:14:05     INFO - Buffered messages logged at 16:14:05
[task 2021-01-05T16:14:05.850Z] 16:14:05     INFO - Entering test bound 
[task 2021-01-05T16:14:05.850Z] 16:14:05     INFO - waiting for the history menu to open
[task 2021-01-05T16:14:05.850Z] 16:14:05     INFO - TEST-PASS | browser/base/content/test/general/browser_bug1299667.js | history menu opened - 
[task 2021-01-05T16:14:05.850Z] 16:14:05     INFO - TEST-PASS | browser/base/content/test/general/browser_bug1299667.js | Two history items - 
[task 2021-01-05T16:14:05.850Z] 16:14:05     INFO - TEST-PASS | browser/base/content/test/general/browser_bug1299667.js | first item uri - 
[task 2021-01-05T16:14:05.851Z] 16:14:05     INFO - TEST-PASS | browser/base/content/test/general/browser_bug1299667.js | first item index - 
[task 2021-01-05T16:14:05.851Z] 16:14:05     INFO - TEST-PASS | browser/base/content/test/general/browser_bug1299667.js | first item historyindex - 
[task 2021-01-05T16:14:05.852Z] 16:14:05     INFO - TEST-PASS | browser/base/content/test/general/browser_bug1299667.js | second item uri - 
[task 2021-01-05T16:14:05.852Z] 16:14:05     INFO - TEST-PASS | browser/base/content/test/general/browser_bug1299667.js | second item index - 
[task 2021-01-05T16:14:05.852Z] 16:14:05     INFO - TEST-PASS | browser/base/content/test/general/browser_bug1299667.js | second item historyindex - 
[task 2021-01-05T16:14:05.853Z] 16:14:05     INFO - Buffered messages finished
[task 2021-01-05T16:14:05.853Z] 16:14:05    ERROR - TEST-UNEXPECTED-FAIL | browser/base/content/test/general/browser_bug1299667.js | application terminated with exit code -6
[task 2021-01-05T16:14:05.853Z] 16:14:05     INFO - runtests.py | Application ran for: 0:00:23.385360
[task 2021-01-05T16:14:05.854Z] 16:14:05     INFO - zombiecheck | Reading PID log: /tmp/tmp0ATtDTpidlog
[task 2021-01-05T16:14:05.854Z] 16:14:05     INFO - ==> process 1558 launched child process 1578
[task 2021-01-05T16:14:05.854Z] 16:14:05     INFO - ==> process 1558 launched child process 1617
[task 2021-01-05T16:14:05.855Z] 16:14:05     INFO - ==> process 1558 launched child process 1631
[task 2021-01-05T16:14:05.855Z] 16:14:05     INFO - ==> process 1558 launched child process 1700
[task 2021-01-05T16:14:05.856Z] 16:14:05     INFO - ==> process 1558 launched child process 1729```