Bug: Intermittent browser/components/preferences/tests/browser_sanitizeOnShutdown_prefLocked.js | single tracking bug
Status: RESOLVED
Priority: P5
Resolution: INCOMPLETE
Created: 2022-08-24 14:02:15+00:00
Resolved: 2022-11-29 17:06:27+00:00

**Filed by:** nfay [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer?job_id=388346328&repo=autoland
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/PYsr7KcrSM-Ztw4HpQGtUQ/runs/0/artifacts/public/logs/live_backing.log

---
```
[task 2022-08-24T12:47:44.356Z] 12:47:44     INFO - TEST-START | browser/components/preferences/tests/browser_sanitizeOnShutdown_prefLocked.js
[task 2022-08-24T12:53:54.372Z] 12:53:54     INFO - Buffered messages logged at 12:47:44
[task 2022-08-24T12:53:54.372Z] 12:53:54     INFO - Entering setup bound 
[task 2022-08-24T12:53:54.373Z] 12:53:54     INFO - Leaving setup bound 
[task 2022-08-24T12:53:54.373Z] 12:53:54     INFO - Entering test bound test_preference_enabled_when_unlocked
[task 2022-08-24T12:53:54.374Z] 12:53:54     INFO - Buffered messages finished
[task 2022-08-24T12:53:54.375Z] 12:53:54    ERROR - TEST-UNEXPECTED-TIMEOUT | browser/components/preferences/tests/browser_sanitizeOnShutdown_prefLocked.js | application timed out after 370 seconds with no output
[task 2022-08-24T12:53:54.375Z] 12:53:54    ERROR - Force-terminating active process(es).
[task 2022-08-24T12:53:54.376Z] 12:53:54     INFO - Determining child pids from psutil...
[task 2022-08-24T12:53:54.376Z] 12:53:54     INFO - [3688]
[task 2022-08-24T12:53:54.377Z] 12:53:54     INFO - ==> process 3688 launched child process 3636 ("Z:\task_1661343235\build\application\firefox\firefox.exe" -contentproc --channel="3688.0.1433656319\1240608239" -childID 1 -isForBrowser -prefsHandle 2012 -prefMapHandle 2000 -prefsLen 21013 -prefMapSize 245069 -jsInitHandle 944 -jsInitLen 253084 -a11yResourceId 64 -parentBuildID 20220824110234 -appDir "Z:\task_1661343235\build\application\firefox\browser" - {5d5607f4-5b04-4a36-9b31-cc9591cf0c68} 3688 "\\.\pipe\gecko-crash-server-pipe.3688" 2096 18f34560 tab)
[task 2022-08-24T12:53:54.379Z] 12:53:54     INFO - ==> process 3688 launched child process 3040 ("Z:\task_1661343235\build\application\firefox\firefox.exe" -contentproc --channel="3688.1.486265716\2102185320" -childID 2 -isForBrowser -prefsHandle 2492 -prefMapHandle 2488 -prefsLen 21162 -prefMapSize 245069 -jsInitHandle 944 -jsInitLen 253084 -a11yResourceId 64 -parentBuildID 20220824110234 -appDir "Z:\task_1661343235\build\application\firefox\browser" - {92c0ce64-e5ea-475a-9b55-e97359c59306} 3688 "\\.\pipe\gecko-crash-server-pipe.3688" 2504 18f346d0 tab)
[task 2022-08-24T12:53:54.380Z] 12:53:54     INFO - ==> process 3688 launched child process 1032 ("Z:\task_1661343235\build\application\firefox\firefox.exe" -contentproc --channel="3688.2.1554625144\2006405998" -childID 3 -isForBrowser -prefsHandle 2492 -prefMapHandle 2488 -prefsLen 22244 -prefMapSize 245069 -jsInitHandle 944 -jsInitLen 253084 -a11yResourceId 64 -parentBuildID 20220824110234 -appDir "Z:\task_1661343235\build\application\firefox\browser" - {36196103-1e84-49b1-bc46-26a248b59c25} 3688 "\\.\pipe\gecko-crash-server-pipe.3688" 2664 18f34c90 tab)
[task 2022-08-24T12:53:54.381Z] 12:53:54     INFO - ==> process 3688 launched child process 3712 ("Z:\task_1661343235\build\application\firefox\firefox.exe" -contentproc --channel="3688.3.723959644\685475964" -parentBuildID 20220824110234 -prefsHandle 2868 -prefMapHandle 2864 -prefsLen 22285 -prefMapSize 245069 -appDir "Z:\task_1661343235\build\application\firefox\browser" - {cebf380f-d747-42d6-818a-bd99344ac589} 3688 "\\.\pipe\gecko-crash-server-pipe.3688" 2880 22bd1a20 rdd)
[task 2022-08-24T12:53:54.382Z] 12:53:54     INFO - ==> process 3688 launched child process 1100 ("Z:\task_1661343235\build\application\firefox\firefox.exe" -contentproc --channel="3688.4.167632574\752031222" -childID 4 -isForBrowser -prefsHandle 3272 -prefMapHandle 3264 -prefsLen 29247 -prefMapSize 245069 -jsInitHandle 944 -jsInitLen 253084 -a11yResourceId 64 -parentBuildID 20220824110234 -appDir "Z:\task_1661343235\build\application\firefox\browser" - {9cc1d781-dbb5-4fc3-a4ce-ab396afb696d} 3688 "\\.\pipe\gecko-crash-server-pipe.3688" 3284 18f34560 tab)
[task 2022-08-24T12:53:54.384Z] 12:53:54     INFO - ==> process 3688 launched child process 5452 ("Z:\task_1661343235\build\application\firefox\firefox.exe" -contentproc --channel="3688.5.1855272292\563587682" -childID 5 -isForBrowser -prefsHandle 3320 -prefMapHandle 3328 -prefsLen 29247 -prefMapSize 245069 -jsInitHandle 944 -jsInitLen 253084 -a11yResourceId 64 -parentBuildID 20220824110234 -appDir "Z:\task_1661343235\build\application\firefox\browser" - {38f2b19e-da69-4817-a091-d74f6da30412} 3688 "\\.\pipe\gecko-crash-server-pipe.3688" 3420 18f34f70 tab)
[task 2022-08-24T12:53:54.385Z] 12:53:54     INFO - ==> process 3688 launched child process 4684 ("Z:\task_1661343235\build\application\firefox\firefox.exe" -contentproc --channel="3688.6.888282947\733479852" -childID 6 -isForBrowser -prefsHandle 3500 -prefMapHandle 3428 -prefsLen 29247 -prefMapSize 245069 -jsInitHandle 944 -jsInitLen 253084 -a11yResourceId 64 -parentBuildID 20220824110234 -appDir "Z:\task_1661343235\build\application\firefox\browser" - {f3fc78d2-863b-4a20-8e32-b3cf1b7c1e15} 3688 "\\.\pipe\gecko-crash-server-pipe.3688" 3668 18f34840 tab)
[task 2022-08-24T12:53:54.386Z] 12:53:54     INFO - ==> process 3688 launched child process 2240 ("Z:\task_1661343235\build\application\firefox\firefox.exe" -contentproc --channel="3688.7.715165412\1996350218" -childID 7 -isForBrowser -prefsHandle 3656 -prefMapHandle 3660 -prefsLen 29247 -prefMapSize 245069 -jsInitHandle 944 -jsInitLen 253084 -a11yResourceId 64 -parentBuildID 20220824110234 -appDir "Z:\task_1661343235\build\application\firefox\browser" - {ab8c3964-84c3-48da-ae03-9fbd5eca0ae5} 3688 "\\.\pipe\gecko-crash-server-pipe.3688" 3644 22bca3f0 tab)
[task 2022-08-24T12:53:54.387Z] 12:53:54     INFO - ==> process 3688 launched child process 1448 ("Z:\task_1661343235\build\application\firefox\firefox.exe" -contentproc --channel="3688.8.79065279\2022709784" -childID 8 -isForBrowser -prefsHandle 4244 -prefMapHandle 4392 -prefsLen 29803 -prefMapSize 245069 -jsInitHandle 944 -jsInitLen 253084 -a11yResourceId 64 -parentBuildID 20220824110234 -appDir "Z:\task_1661343235\build\application\firefox\browser" - {01ad4ebd-337d-468c-a22f-58972582e347} 3688 "\\.\pipe\gecko-crash-server-pipe.3688" 4148 22bcaf70 tab)
[task 2022-08-24T12:53:54.389Z] 12:53:54     INFO - ==> process 3688 launched child process 4052 ("Z:\task_1661343235\build\application\firefox\firefox.exe" -contentproc --channel="3688.9.1060742710\180317680" -childID 9 -isForBrowser -prefsHandle 4520 -prefMapHandle 4524 -prefsLen 29803 -prefMapSize 245069 -jsInitHandle 944 -jsInitLen 253084 -a11yResourceId 64 -parentBuildID 20220824110234 -appDir "Z:\task_1661343235\build\application\firefox\browser" - {5f5b98f1-d8d1-4e5b-bed4-c15060fd6026} 3688 "\\.\pipe\gecko-crash-server-pipe.3688" 4512 2f757e00 tab)
[task 2022-08-24T12:53:54.390Z] 12:53:54     INFO - ==> process 3688 launched child process 2636 ("Z:\task_1661343235\build\application\firefox\firefox.exe" -contentproc --channel="3688.10.1754167236\107773492" -childID 10 -isForBrowser -prefsHandle 3892 -prefMapHandle 3896 -prefsLen 32532 -prefMapSize 245069 -jsInitHandle 944 -jsInitLen 253084 -a11yResourceId 64 -parentBuildID 20220824110234 -appDir "Z:\task_1661343235\build\application\firefox\browser" - {993da5e3-03a4-4817-854d-76126e074bb1} 3688 "\\.\pipe\gecko-crash-server-pipe.3688" 3660 22bca3f0 tab)
[task 2022-08-24T12:53:54.391Z] 12:53:54     INFO - ==> process 3688 launched child process 5744 ("Z:\task_1661343235\build\application\firefox\firefox.exe" -contentproc --channel="3688.11.1090279394\1571089431" -childID 11 -isForBrowser -prefsHandle 4444 -prefMapHandle 4432 -prefsLen 32532 -prefMapSize 245069 -jsInitHandle 944 -jsInitLen 253084 -a11yResourceId 64 -parentBuildID 20220824110234 -appDir "Z:\task_1661343235\build\application\firefox\browser" - {028bb8cc-c733-4e93-89b4-0e92ef7d8c28} 3688 "\\.\pipe\gecko-crash-server-pipe.3688" 4492 21a26e00 tab)
[task 2022-08-24T12:53:54.392Z] 12:53:54     INFO - ==> process 3688 launched child process 1656 ("Z:\task_1661343235\build\application\firefox\firefox.exe" -contentproc --channel="3688.12.1655843255\131212389" -childID 12 -isForBrowser -prefsHandle 4440 -prefMapHandle 4512 -prefsLen 34048 -prefMapSize 245069 -jsInitHandle 944 -jsInitLen 253084 -a11yResourceId 64 -parentBuildID 20220824110234 -appDir "Z:\task_1661343235\build\application\firefox\browser" - {54e0887c-d164-43b3-aa41-e944b1c6c137} 3688 "\\.\pipe\gecko-crash-server-pipe.3688" 4616 22bca560 tab)
[task 2022-08-24T12:53:54.393Z] 12:53:54     INFO - ==> process 3688 launched child process 3876 ("Z:\task_1661343235\build\application\firefox\firefox.exe" -contentproc --channel="3688.13.2118891003\1585333207" -childID 13 -isForBrowser -prefsHandle 3660 -prefMapHandle 5124 -prefsLen 34109 -prefMapSize 245069 -jsInitHandle 944 -jsInitLen 253084 -a11yResourceId 64 -parentBuildID 20220824110234 -appDir "Z:\task_1661343235\build\application\firefox\browser" - {0f23bd8c-d3cc-465d-8cd3-f242ef56aa71} 3688 "\\.\pipe\gecko-crash-server-pipe.3688" 5432 22bca3f0 tab)
[task 2022-08-24T12:53:54.395Z] 12:53:54     INFO - ==> process 3688 launched child process 5320 ("Z:\task_1661343235\build\application\firefox\firefox.exe" -contentproc --channel="3688.14.1093807666\53335736" -childID 14 -isForBrowser -prefsHandle 4468 -prefMapHandle 4488 -prefsLen 34083 -prefMapSize 245069 -jsInitHandle 944 -jsInitLen 253084 -a11yResourceId 64 -parentBuildID 20220824110234 -appDir "Z:\task_1661343235\build\application\firefox\browser" - {8e458aa0-86fe-46b0-b1bc-c4a6a4e5de3e} 3688 "\\.\pipe\gecko-crash-server-pipe.3688" 4756 17356280 tab)
[task 2022-08-24T12:53:54.396Z] 12:53:54     INFO - ==> process 3688 launched child process 4896 ("Z:\task_1661343235\build\application\firefox\firefox.exe" -contentproc --channel="3688.15.498960199\2017610228" -childID 15 -isForBrowser -prefsHandle 4628 -prefMapHandle 4516 -prefsLen 34446 -prefMapSize 245069 -jsInitHandle 944 -jsInitLen 253084 -a11yResourceId 64 -parentBuildID 20220824110234 -appDir "Z:\task_1661343235\build\application\firefox\browser" - {153c278e-790b-414f-b4b2-d8f971d9c899} 3688 "\\.\pipe\gecko-crash-server-pipe.3688" 4636 33626e00 tab)
[task 2022-08-24T12:53:54.397Z] 12:53:54     INFO - ==> process 3688 launched child process 3900 ("Z:\task_1661343235\build\application\firefox\firefox.exe" -contentproc --channel="3688.16.2128159815\526395688" -childID 16 -isForBrowser -prefsHandle 5488 -prefMapHandle 5496 -prefsLen 34446 -prefMapSize 245069 -jsInitHandle 944 -jsInitLen 253084 -a11yResourceId 64 -parentBuildID 20220824110234 -appDir "Z:\task_1661343235\build\application\firefox\browser" - {cdf205b4-8d04-4a70-98a3-78dc79a6e956} 3688 "\\.\pipe\gecko-crash-server-pipe.3688" 4500 336269b0 tab)
[task 2022-08-24T12:53:54.399Z] 12:53:54     INFO - ==> process 3688 launched child process 4672 ("Z:\task_1661343235\build\application\firefox\firefox.exe" -contentproc --channel="3688.17.551510452\960697065" -childID 17 -isForBrowser -prefsHandle 5532 -prefMapHandle 4592 -prefsLen 34446 -prefMapSize 245069 -jsInitHandle 944 -jsInitLen 253084 -a11yResourceId 64 -parentBuildID 20220824110234 -appDir "Z:\task_1661343235\build\application\firefox\browser" - {6896b1b0-1c80-4351-9e07-2d60628e8833} 3688 "\\.\pipe\gecko-crash-server-pipe.3688" 5668 21a266d0 tab)
[task 2022-08-24T12:53:54.400Z] 12:53:54     INFO - ==> process 3688 launched child process 5868 ("Z:\task_1661343235\build\application\firefox\firefox.exe" -contentproc --channel="3688.18.194738448\1030976699" -childID 18 -isForBrowser -prefsHandle 5736 -prefMapHandle 5084 -prefsLen 34831 -prefMapSize 245069 -jsInitHandle 944 -jsInitLen 253084 -a11yResourceId 64 -parentBuildID 20220824110234 -appDir "Z:\task_1661343235\build\application\firefox\browser" - {befa73e8-970b-409a-b9c9-fc50d2e67265} 3688 "\\.\pipe\gecko-crash-server-pipe.3688" 4500 33626e00 tab)
[task 2022-08-24T12:53:54.401Z] 12:53:54     INFO - ==> process 3688 launched child process 4484 ("Z:\task_1661343235\build\application\firefox\firefox.exe" -contentproc --channel="3688.19.634965065\719958526" -childID 19 -isForBrowser -prefsHandle 1716 -prefMapHandle 5112 -prefsLen 34831 -prefMapSize 245069 -jsInitHandle 944 -jsInitLen 253084 -a11yResourceId 64 -parentBuildID 20220824110234 -appDir "Z:\task_1661343235\build\application\firefox\browser" - {857dcc42-cfeb-40a9-8200-18e9f996ba12} 3688 "\\.\pipe\gecko-crash-server-pipe.3688" 4616 424b4110 tab)
[task 2022-08-24T12:53:54.402Z] 12:53:54     INFO - ==> process 3688 launched child process 3864 ("Z:\task_1661343235\build\application\firefox\firefox.exe" -contentproc --channel="3688.20.208662787\1603708711" -childID 20 -isForBrowser -prefsHandle 5852 -prefMapHandle 5844 -prefsLen 34945 -prefMapSize 245069 -jsInitHandle 944 -jsInitLen 253084 -a11yResourceId 64 -parentBuildID 20220824110234 -appDir "Z:\task_1661343235\build\application\firefox\browser" - {7ef35633-e9de-49b0-ad46-d9c4a42f3dbd} 3688 "\\.\pipe\gecko-crash-server-pipe.3688" 5664 2f757f70 tab)
[task 2022-08-24T12:53:54.403Z] 12:53:54     INFO - Found child pids: {3712, 4484, 1032, 3864, 4896, 3876, 1448, 3636, 3900, 2240, 4672, 5320, 1100, 5452, 4684, 2636, 4052, 3040, 3688, 5868, 5744, 1656}
[task 2022-08-24T12:53:54.404Z] 12:53:54     INFO - Failed to get child procs
[task 2022-08-24T12:53:54.404Z] 12:53:54     INFO - Killing process: 3712
[task 2022-08-24T12:53:54.404Z] 12:53:54     INFO - TEST-INFO | started process screenshot
[task 2022-08-24T12:53:54.454Z] 12:53:54     INFO - TEST-INFO | screenshot: exit 0
[task 2022-08-24T12:53:54.454Z] 12:53:54     INFO - mozcrash Writing a dump to C:\Users\task_1661343235\AppData\Local\Temp\tmpv4mbp9cc.mozrunner\minidumps\b46126b6-2aa2-4910-81f6-7711b52a4d9a.dmp for [3712]
[task 2022-08-24T12:53:54.639Z] 12:53:54     INFO - Killing process: 4484
[task 2022-08-24T12:53:54.640Z] 12:53:54     INFO - Not taking screenshot here: see the one that was previously logged
[task 2022-08-24T12:53:54.641Z] 12:53:54     INFO - mozcrash Writing a dump to C:\Users\task_1661343235\AppData\Local\Temp\tmpv4mbp9cc.mozrunner\minidumps\8886e2cb-7a20-4d62-aabd-08647b699af2.dmp for [4484]
[task 2022-08-24T12:53:54.724Z] 12:53:54     INFO - Killing process: 1032
[task 2022-08-24T12:53:54.724Z] 12:53:54     INFO - Not taking screenshot here: see the one that was previously logged
[task 2022-08-24T12:53:54.725Z] 12:53:54     INFO - mozcrash Writing a dump to C:\Users\task_1661343235\AppData\Local\Temp\tmpv4mbp9cc.mozrunner\minidumps\9c9be2e2-50af-40bd-b506-ab1e151d055e.dmp for [1032]
[task 2022-08-24T12:53:54.795Z] 12:53:54     INFO - Killing process: 3864
[task 2022-08-24T12:53:54.796Z] 12:53:54     INFO - Not taking screenshot here: see the one that was previously logged
[task 2022-08-24T12:53:54.797Z] 12:53:54     INFO - mozcrash Writing a dump to C:\Users\task_1661343235\AppData\Local\Temp\tmpv4mbp9cc.mozrunner\minidumps\f0e6aa36-7a8e-45a2-adfd-41a6ac0336d7.dmp for [3864]
[task 2022-08-24T12:53:54.867Z] 12:53:54     INFO - Killing process: 4896
[task 2022-08-24T12:53:54.868Z] 12:53:54     INFO - Not taking screenshot here: see the one that was previously logged
[task 2022-08-24T12:53:54.869Z] 12:53:54     INFO - mozcrash Writing a dump to C:\Users\task_1661343235\AppData\Local\Temp\tmpv4mbp9cc.mozrunner\minidumps\8a4575fa-a062-4da8-a861-99d37cbb79a4.dmp for [4896]
[task 2022-08-24T12:53:54.869Z] 12:53:54  WARNING - mozcrash unable to get handle for pid 4896: 87
[task 2022-08-24T12:53:54.870Z] 12:53:54  WARNING - mozcrash kill_pid(): unable to get handle for pid 4896: 87
[task 2022-08-24T12:53:54.870Z] 12:53:54     INFO - Killing process: 3876
[task 2022-08-24T12:53:54.871Z] 12:53:54     INFO - Not taking screenshot here: see the one that was previously logged
[task 2022-08-24T12:53:54.872Z] 12:53:54     INFO - mozcrash Writing a dump to C:\Users\task_1661343235\AppData\Local\Temp\tmpv4mbp9cc.mozrunner\minidumps\5fe8c086-7a7d-4d39-97aa-de3bfac6e014.dmp for [3876]
[task 2022-08-24T12:53:54.872Z] 12:53:54  WARNING - mozcrash unable to get handle for pid 3876: 87
[task 2022-08-24T12:53:54.873Z] 12:53:54  WARNING - mozcrash kill_pid(): unable to get handle for pid 3876: 87
[task 2022-08-24T12:53:54.873Z] 12:53:54     INFO - Killing process: 1448
[task 2022-08-24T12:53:54.874Z] 12:53:54     INFO - Not taking screenshot here: see the one that was previously logged
[task 2022-08-24T12:53:54.875Z] 12:53:54     INFO - mozcrash Writing a dump to C:\Users\task_1661343235\AppData\Local\Temp\tmpv4mbp9cc.mozrunner\minidumps\0047ec49-2c44-4ea9-b17f-dd1278005755.dmp for [1448]
[task 2022-08-24T12:53:54.875Z] 12:53:54  WARNING - mozcrash unable to get handle for pid 1448: 87
[task 2022-08-24T12:53:54.876Z] 12:53:54  WARNING - mozcrash kill_pid(): unable to get handle for pid 1448: 87
[task 2022-08-24T12:53:54.876Z] 12:53:54     INFO - Killing process: 3636
```