Bug: Intermittent TEST-UNEXPECTED-TIMEOUT | browser/base/content/test/general/browser_tabDrop.js | application timed out after 370 seconds with no output
Status: RESOLVED
Priority: P5
Resolution: INCOMPLETE
Created: 2021-09-03 04:07:28+00:00
Resolved: 2022-03-01 17:00:55+00:00

**Filed by:** malexandru [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer?job_id=350406004&repo=autoland
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/DPzhx7a0Rt-P5LmCgF_7EQ/runs/0/artifacts/public/logs/live_backing.log

---
```
[task 2021-09-03T02:14:47.008Z] 02:14:47     INFO - TEST-START | browser/base/content/test/general/browser_tabDrop.js
[task 2021-09-03T02:14:48.809Z] 02:14:48     INFO - GECKO(1569) | JavaScript error: resource://gre/modules/ContentAreaDropListener.jsm, line 156: NS_ERROR_DOM_BAD_URI: Load of javascript:'bad' from file:/// denied
[task 2021-09-03T02:14:48.932Z] 02:14:48     INFO - GECKO(1569) | JavaScript error: resource://gre/modules/ContentAreaDropListener.jsm, line 156: NS_ERROR_DOM_BAD_URI: Load of javascript:'bad' from file:/// denied
[task 2021-09-03T02:14:50.048Z] 02:14:50     INFO - GECKO(1569) | JavaScript error: resource://gre/modules/ContentAreaDropListener.jsm, line 156: NS_ERROR_DOM_BAD_URI: Load of data:text/html,bad from file:/// denied
[task 2021-09-03T02:14:51.520Z] 02:14:51     INFO - GECKO(1569) | JavaScript error: resource://gre/modules/ContentAreaDropListener.jsm, line 156: NS_ERROR_DOM_BAD_URI: Load of javascript:'bad1' from file:/// denied
[task 2021-09-03T02:14:51.611Z] 02:14:51     INFO - GECKO(1569) | JavaScript error: resource://gre/modules/ContentAreaDropListener.jsm, line 156: NS_ERROR_DOM_BAD_URI: Load of data:text/html,bad1 from file:/// denied
[task 2021-09-03T02:21:29.749Z] 02:21:27     INFO - Buffered messages logged at 02:14:47
[task 2021-09-03T02:22:18.716Z] 02:22:14     INFO - Entering test bound test_setup
[task 2021-09-03T02:22:51.156Z] 02:22:49     INFO - Extension loaded
[task 2021-09-03T02:23:23.441Z] 02:23:20     INFO - TEST-PASS | browser/base/content/test/general/browser_tabDrop.js | Search provider extension should be running - "running" == "running" - 
[task 2021-09-03T02:25:31.932Z] 02:25:18     INFO - TEST-PASS | browser/base/content/test/general/browser_tabDrop.js | Extension ID of search provider should be set - "mozsearch@tests.mozilla.org" == true - 
[task 2021-09-03T02:25:43.802Z] 02:25:40     INFO - Leaving test bound test_setup
[task 2021-09-03T02:26:14.068Z] 02:26:13     INFO - Entering test bound single_url
[task 2021-09-03T02:26:22.004Z] 02:26:21     INFO - Starting test for dragData:[[{"type":"text/plain","data":"mochi.test/first"}]]; expectedURLs.length:1
[task 2021-09-03T02:26:31.667Z] 02:26:30     INFO - Buffered messages logged at 02:14:48
[task 2021-09-03T02:26:40.755Z] 02:26:40     INFO - TEST-PASS | browser/base/content/test/general/browser_tabDrop.js | Got drop event - 
[task 2021-09-03T02:27:02.634Z] 02:27:01     INFO - Leaving test bound single_url
[task 2021-09-03T02:27:38.722Z] 02:27:37     INFO - Entering test bound single_javascript
[task 2021-09-03T02:28:04.589Z] 02:28:03     INFO - Starting test for dragData:[[{"type":"text/plain","data":"javascript:'bad'"}]]; expectedURLs.length:0
[task 2021-09-03T02:28:24.254Z] 02:28:23     INFO - Console message: [JavaScript Error: "NS_ERROR_DOM_BAD_URI: Load of javascript:'bad' from file:/// denied" {file: "resource://gre/modules/ContentAreaDropListener.jsm" line: 156}]
[task 2021-09-03T02:28:25.554Z] 02:28:24     INFO - _validateURI@resource://gre/modules/ContentAreaDropListener.jsm:156:12
[task 2021-09-03T02:28:27.593Z] 02:28:25     INFO - dropLinks@resource://gre/modules/ContentAreaDropListener.jsm:320:25
[task 2021-09-03T02:28:29.514Z] 02:28:27     INFO - dropLinks@chrome://browser/content/browser.js:3700:40
[task 2021-09-03T02:28:30.725Z] 02:28:29     INFO - on_drop@chrome://browser/content/tabbrowser-tabs.js:752:38
[task 2021-09-03T02:28:34.352Z] 02:28:31     INFO - handleEvent@chrome://browser/content/tabbrowser-tabs.js:1758:29
[task 2021-09-03T02:28:37.497Z] 02:28:34     INFO - sendDragEvent@chrome://mochikit/content/tests/SimpleTest/EventUtils.js:419:16
[task 2021-09-03T02:28:40.137Z] 02:28:37     INFO - synthesizeDropAfterDragOver@chrome://mochikit/content/tests/SimpleTest/EventUtils.js:2872:18
[task 2021-09-03T02:28:41.768Z] 02:28:40     INFO - synthesizeDrop@chrome://mochikit/content/tests/SimpleTest/EventUtils.js:2948:12
[task 2021-09-03T02:28:43.939Z] 02:28:41     INFO - drop@chrome://mochitests/content/browser/browser/base/content/test/general/browser_tabDrop.js:196:14
[task 2021-09-03T02:28:44.968Z] 02:28:43     INFO - dropText@chrome://mochitests/content/browser/browser/base/content/test/general/browser_tabDrop.js:164:10
[task 2021-09-03T02:28:47.956Z] 02:28:45     INFO - single_javascript@chrome://mochitests/content/browser/browser/base/content/test/general/browser_tabDrop.js:36:9
[task 2021-09-03T02:28:49.760Z] 02:28:47     INFO - Tester_execTest/<@chrome://mochikit/content/browser-test.js:1091:34
[task 2021-09-03T02:28:51.151Z] 02:28:49     INFO - 
[task 2021-09-03T02:29:04.691Z] 02:29:02     INFO - TEST-PASS | browser/base/content/test/general/browser_tabDrop.js | Got drop event - 
<...>
[task 2021-09-03T02:43:02.355Z] 02:43:02     INFO - TEST-PASS | browser/base/content/test/general/browser_tabDrop.js | Got drop event - 
[task 2021-09-03T02:43:02.356Z] 02:43:02     INFO - Leaving test bound multiple_items_single_and_multiple_links
[task 2021-09-03T02:43:02.356Z] 02:43:02     INFO - Entering test bound single_moz_url_multiple_links
[task 2021-09-03T02:43:02.356Z] 02:43:02     INFO - Starting test for dragData:[[{"type":"text/x-moz-url","data":"mochi.test/8\nTITLE8\nmochi.test/9\nTITLE9"}]]; expectedURLs.length:2
[task 2021-09-03T02:43:02.357Z] 02:43:02     INFO - Buffered messages finished
[task 2021-09-03T02:43:02.357Z] 02:43:02    ERROR - TEST-UNEXPECTED-TIMEOUT | browser/base/content/test/general/browser_tabDrop.js | application timed out after 370 seconds with no output
[task 2021-09-03T02:43:02.357Z] 02:43:02    ERROR - Force-terminating active process(es).
[task 2021-09-03T02:43:02.358Z] 02:43:02     INFO - Determining child pids from psutil...
[task 2021-09-03T02:43:02.431Z] 02:43:02     INFO - [1646, 1650, 1668, 1723, 1761, 1789, 1818, 2623, 2671, 2807]
[task 2021-09-03T02:43:03.135Z] 02:43:02     INFO - ==> process 1569 launched child process 1584
[task 2021-09-03T02:43:03.172Z] 02:43:03     INFO - ==> process 1569 launched child process 1650
[task 2021-09-03T02:43:03.172Z] 02:43:03     INFO - ==> process 1569 launched child process 1668
[task 2021-09-03T02:43:03.173Z] 02:43:03     INFO - ==> process 1569 launched child process 1723
[task 2021-09-03T02:43:03.173Z] 02:43:03     INFO - ==> process 1569 launched child process 1761
[task 2021-09-03T02:43:03.173Z] 02:43:03     INFO - ==> process 1569 launched child process 1789
[task 2021-09-03T02:43:03.174Z] 02:43:03     INFO - ==> process 1569 launched child process 1818
[task 2021-09-03T02:43:03.174Z] 02:43:03     INFO - ==> process 1569 launched child process 2623
[task 2021-09-03T02:43:03.174Z] 02:43:03     INFO - ==> process 1569 launched child process 2671
[task 2021-09-03T02:43:03.174Z] 02:43:03     INFO - ==> process 1569 launched child process 2807
[task 2021-09-03T02:43:03.175Z] 02:43:03     INFO - Found child pids: {1761, 1668, 1646, 2671, 1584, 1650, 2807, 1818, 1723, 1789, 2623}
[task 2021-09-03T02:43:03.175Z] 02:43:03     INFO - Failed to get child procs
[task 2021-09-03T02:43:03.175Z] 02:43:03     INFO - Killing process: 1761
[task 2021-09-03T02:43:03.175Z] 02:43:03     INFO - TEST-INFO | started process screentopng
[task 2021-09-03T02:54:26.615Z] 02:54:26     INFO - TEST-INFO | screentopng: exit 0
[task 2021-09-03T02:54:26.629Z] 02:54:26     INFO - Can't trigger Breakpad, just killing process
[task 2021-09-03T02:54:56.617Z] 02:54:56     INFO - failed to kill pid 1761 after 30s
[task 2021-09-03T02:54:56.617Z] 02:54:56     INFO - Killing process: 1668
[task 2021-09-03T02:54:56.618Z] 02:54:56     INFO - Not taking screenshot here: see the one that was previously logged
[task 2021-09-03T02:54:56.618Z] 02:54:56     INFO - Can't trigger Breakpad, just killing process
[task 2021-09-03T02:55:26.627Z] 02:55:26     INFO - failed to kill pid 1668 after 30s
[task 2021-09-03T02:55:26.628Z] 02:55:26     INFO - Killing process: 1646
[task 2021-09-03T02:55:26.628Z] 02:55:26     INFO - Not taking screenshot here: see the one that was previously logged
[task 2021-09-03T02:55:26.628Z] 02:55:26     INFO - Can't trigger Breakpad, just killing process
[task 2021-09-03T02:55:56.636Z] 02:55:56     INFO - failed to kill pid 1646 after 30s
[task 2021-09-03T02:55:56.637Z] 02:55:56     INFO - Killing process: 2671
[task 2021-09-03T02:55:56.637Z] 02:55:56     INFO - Not taking screenshot here: see the one that was previously logged
[task 2021-09-03T02:55:56.637Z] 02:55:56     INFO - Can't trigger Breakpad, just killing process
[task 2021-09-03T02:56:26.645Z] 02:56:26     INFO - failed to kill pid 2671 after 30s
[task 2021-09-03T02:56:26.646Z] 02:56:26     INFO - Killing process: 1584
[task 2021-09-03T02:56:26.647Z] 02:56:26     INFO - Not taking screenshot here: see the one that was previously logged
[task 2021-09-03T02:56:26.647Z] 02:56:26     INFO - Can't trigger Breakpad, just killing process
[task 2021-09-03T02:56:26.647Z] 02:56:26     INFO - Error: Failed to kill process 1584: psutil.NoSuchProcess no process found with pid 1584
[task 2021-09-03T02:56:26.647Z] 02:56:26     INFO - Killing process: 1650
[task 2021-09-03T02:56:26.647Z] 02:56:26     INFO - Not taking screenshot here: see the one that was previously logged
[task 2021-09-03T02:56:26.648Z] 02:56:26     INFO - Can't trigger Breakpad, just killing process
[task 2021-09-03T02:56:56.663Z] 02:56:56     INFO - failed to kill pid 1650 after 30s
[task 2021-09-03T02:56:56.664Z] 02:56:56     INFO - Killing process: 2807
[task 2021-09-03T02:56:56.664Z] 02:56:56     INFO - Not taking screenshot here: see the one that was previously logged
<...>
[task 2021-09-03T02:59:56.918Z] 02:59:56     INFO -  *** End BrowserChrome Test Results ***
[task 2021-09-03T02:59:56.919Z] 02:59:56     INFO - Buffered messages finished
[task 2021-09-03T02:59:56.919Z] 02:59:56     INFO - SUITE-END | took 3265s
[task 2021-09-03T02:59:56.980Z] 02:59:56    ERROR - Return code: 1
[task 2021-09-03T02:59:56.982Z] 02:59:56     INFO - TinderboxPrint: mochitest-mochitest-browser-chrome<br/>132/0/0
[task 2021-09-03T02:59:56.983Z] 02:59:56    ERROR - # TBPL FAILURE #
[task 2021-09-03T02:59:56.983Z] 02:59:56  WARNING - setting return code to 2
[task 2021-09-03T02:59:56.983Z] 02:59:56    ERROR - The mochitest suite: mochitest-browser-chrome ran with return status: FAILURE
[task 2021-09-03T02:59:56.983Z] 02:59:56     INFO - Running post-action listener: _package_coverage_data
[task 2021-09-03T02:59:56.983Z] 02:59:56     INFO - Running post-action listener: _resource_record_post_action
[task 2021-09-03T02:59:56.983Z] 02:59:56     INFO - Running post-action listener: process_java_coverage_data
[task 2021-09-03T02:59:56.984Z] 02:59:56     INFO - [mozharness: 2021-09-03 02:59:56.983657Z] Finished run-tests step (success)
[task 2021-09-03T02:59:56.984Z] 02:59:56     INFO - Running post-run listener: _resource_record_post_run
[task 2021-09-03T02:59:57.144Z] 02:59:57     INFO - Validating Perfherder data against /builds/worker/workspace/mozharness/external_tools/performance-artifact-schema.json
[task 2021-09-03T02:59:57.147Z] 02:59:57     INFO - PERFHERDER_DATA: {"framework": {"name": "job_resource_usage"}, "suites": [{"name": "mochitest.mochitest-browser-chrome.overall", "extraOptions": ["e10s", "taskcluster-c5.xlarge"], "subtests": [{"name": "cpu_percent", "value": 27.979423076923084}, {"name": "io_write_bytes", "value": 2304978944}, {"name": "io.read_bytes", "value": 842676285440}, {"name": "io_write_time", "value": 271652}, {"name": "io_read_time", "value": 114324200}]}, {"name": "mochitest.mochitest-browser-chrome.start-pulseaudio", "subtests": [{"name": "time", "value": 0.01700282096862793}]}, {"name": "mochitest.mochitest-browser-chrome.install", "subtests": [{"name": "time", "value": 34.23992395401001}, {"name": "cpu_percent", "value": 25.187878787878788}]}, {"name": "mochitest.mochitest-browser-chrome.stage-files", "subtests": [{"name": "time", "value": 0.00028705596923828125}]}, {"name": "mochitest.mochitest-browser-chrome.run-tests", "subtests": [{"name": "time", "value": 3266.806592464447}, {"name": "cpu_percent", "value": 28.082338308457718}]}]}
[task 2021-09-03T02:59:57.147Z] 02:59:57     INFO - Total resource usage - Wall time: 3299s; CPU: 28%; Read bytes: 842676285440; Write bytes: 2304978944; Read time: 114324200; Write time: 271652
[task 2021-09-03T02:59:57.147Z] 02:59:57     INFO - TinderboxPrint: CPU usage<br/>28.1%
[task 2021-09-03T02:59:57.147Z] 02:59:57     INFO - TinderboxPrint: I/O read bytes / time<br/>842,676,285,440 / 114,324,200
[task 2021-09-03T02:59:57.147Z] 02:59:57     INFO - TinderboxPrint: I/O write bytes / time<br/>2,304,978,944 / 271,652
[task 2021-09-03T02:59:57.148Z] 02:59:57     INFO - TinderboxPrint: CPU idle<br/>2,621.1 (20.0%)
[task 2021-09-03T02:59:57.148Z] 02:59:57     INFO - TinderboxPrint: CPU iowait<br/>8,743.4 (66.8%)
[task 2021-09-03T02:59:57.148Z] 02:59:57     INFO - TinderboxPrint: CPU system<br/>630.5 (4.8%)
[task 2021-09-03T02:59:57.148Z] 02:59:57     INFO - TinderboxPrint: CPU user<br/>1,101.9 (8.4%)
[task 2021-09-03T02:59:57.148Z] 02:59:57     INFO - TinderboxPrint: Swap in / out<br/>0 / 0
[task 2021-09-03T02:59:57.148Z] 02:59:57     INFO - start-pulseaudio - Wall time: 0s; CPU: Can't collect data; Read bytes: 0; Write bytes: 0; Read time: 0; Write time: 0
[task 2021-09-03T02:59:57.149Z] 02:59:57     INFO - install - Wall time: 34s; CPU: 25%; Read bytes: 0; Write bytes: 1203253248; Read time: 0; Write time: 100772
[task 2021-09-03T02:59:57.149Z] 02:59:57     INFO - stage-files - Wall time: 0s; CPU: Can't collect data; Read bytes: 0; Write bytes: 0; Read time: 0; Write time: 0
[task 2021-09-03T02:59:57.155Z] 02:59:57     INFO - run-tests - Wall time: 3267s; CPU: 28%; Read bytes: 842675769344; Write bytes: 833028096; Read time: 114316720; Write time: 130224
[task 2021-09-03T02:59:57.289Z] 02:59:57  WARNING - returning nonzero exit status 2
[task 2021-09-03T02:59:57.326Z] cleanup
[task 2021-09-03T02:59:57.326Z] + cleanup
[task 2021-09-03T02:59:57.326Z] + local rv=2
[task 2021-09-03T02:59:57.326Z] + [[ -s /builds/worker/.xsession-errors ]]
[task 2021-09-03T02:59:57.326Z] + cp /builds/worker/.xsession-errors /builds/worker/artifacts/public/xsession-errors.log
[task 2021-09-03T02:59:57.355Z] + '[' ']'
[task 2021-09-03T02:59:57.355Z] + true
[task 2021-09-03T02:59:57.355Z] + cleanup_xvfb
[task 2021-09-03T02:59:57.355Z] ++ pidof Xvfb
[task 2021-09-03T02:59:57.361Z] + local xvfb_pid=50
[task 2021-09-03T02:59:57.361Z] + local vnc=false
[task 2021-09-03T02:59:57.361Z] + local interactive=false
[task 2021-09-03T02:59:57.361Z] + '[' -n 50 ']'
[task 2021-09-03T02:59:57.361Z] + [[ false == false ]]
[task 2021-09-03T02:59:57.361Z] + [[ false == false ]]
[task 2021-09-03T02:59:57.361Z] + kill 50
[task 2021-09-03T02:59:57.361Z] + screen -XS xvfb quit
[task 2021-09-03T02:59:57.401Z] + exit 2
[taskcluster 2021-09-03 02:59:58.834Z] === Task Finished ===
[taskcluster 2021-09-03 03:00:02.728Z] Unsuccessful task run with exit code: 2 completed in 3467.373 seconds
```