1661392 - Intermittent toolkit/components/printing/tests/browser_modal_print.js | leaked 2 window(s) until shutdown [url = about:blank]

Status: RESOLVED FIXED

(Toolkit :: Printing, defect, P5)

Description

[Treeherder Bug Filer]

Filed by: nbeleuzu [at] mozilla.com
Parsed log: https://treeherder.mozilla.org/logviewer.html#?job_id=314150323&repo=autoland
Full log: https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/KNevvgXERnGu8Jpg_j1moA/runs/0/artifacts/public/logs/live_backing.log
Reftest URL: https://hg.mozilla.org/mozilla-central/raw-file/tip/layout/tools/reftest/reftest-analyzer.xhtml#logurl=https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/KNevvgXERnGu8Jpg_j1moA/runs/0/artifacts/public/logs/live_backing.log&only_show_unexpected=1

---

[task 2020-08-27T03:57:11.478Z] 03:57:11 INFO - GECKO(1481) | [Parent 1481, Main Thread] WARNING: Extra shutdown CC: 'i < NORMAL_SHUTDOWN_COLLECTIONS', file /builds/worker/checkouts/gecko/xpcom/base/nsCycleCollector.cpp, line 3359
[task 2020-08-27T03:57:11.534Z] 03:57:11 INFO - GECKO(1481) | [Parent 1481, Main Thread] WARNING: NS_ENSURE_TRUE(Preferences::InitStaticMembers()) failed: file /builds/worker/checkouts/gecko/modules/libpref/Preferences.cpp, line 4286
[task 2020-08-27T03:57:11.571Z] 03:57:11 INFO - TEST-INFO | Main app process: exit 0
[task 2020-08-27T03:57:11.577Z] 03:57:11 INFO - TEST-INFO | Confirming we saw 172 DOCSHELL created and 172 destroyed log strings.
[task 2020-08-27T03:57:11.578Z] 03:57:11 INFO - TEST-INFO | Confirming we saw 477 DOMWINDOW created and 477 destroyed log strings.
[task 2020-08-27T03:57:11.578Z] 03:57:11 ERROR - TEST-UNEXPECTED-FAIL | toolkit/components/printing/tests/browser_modal_print.js | leaked 2 window(s) until shutdown [url = about:blank]
[task 2020-08-27T03:57:11.579Z] 03:57:11 ERROR - TEST-UNEXPECTED-FAIL | toolkit/components/printing/tests/browser_modal_print.js | leaked 2 window(s) until shutdown [url = chrome://global/content/print.html?browsingContextId=45]
[task 2020-08-27T03:57:11.579Z] 03:57:11 ERROR - TEST-UNEXPECTED-FAIL | toolkit/components/printing/tests/browser_modal_print.js | leaked 2 window(s) until shutdown [url = chrome://global/content/print.html?browsingContextId=51]
[task 2020-08-27T03:57:11.580Z] 03:57:11 INFO - TEST-INFO | toolkit/components/printing/tests/browser_modal_print.js | windows(s) leaked: [pid = 1481] [serial = 16], [pid = 1481] [serial = 23], [pid = 1481] [serial = 18], [pid = 1481] [serial = 13], [pid = 1481] [serial = 20], [pid = 1481] [serial = 25]
[task 2020-08-27T03:57:11.580Z] 03:57:11 ERROR - TEST-UNEXPECTED-FAIL | toolkit/components/printing/tests/browser_modal_print.js | leaked 2 docShell(s) until shutdown
[task 2020-08-27T03:57:11.581Z] 03:57:11 INFO - TEST-INFO | toolkit/components/printing/tests/browser_modal_print.js | docShell(s) leaked: [pid = 1481] [id = {d6059d2b-dddd-459f-a8a2-d79ed3455287}], [pid = 1481] [id = {2741d849-0cdb-4d0c-a99f-54545b371cda}]
[task 2020-08-27T03:57:11.581Z] 03:57:11 INFO - TEST-INFO | toolkit/components/printing/tests/browser_modal_print.js | This test created 1 hidden window(s)
[task 2020-08-27T03:57:11.582Z] 03:57:11 INFO - TEST-INFO | toolkit/components/printing/tests/browser_modal_print.js | This test created 1 hidden docshell(s)

Comment 1

[Bogdan Tara[:bogdan_tara | bogdant]]

Fixed by backout: https://hg.mozilla.org/integration/autoland/rev/44ee384376ce8b20ef64db6e4fef50af983c2088

Comment 2

[BugBot [:suhaib / :marco/ :calixte]]

Set release status flags based on info from the regressing bug 1660363

Comment 3

[Intermittent Failures Robot]

8 failures in 4046 pushes (0.002 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 8

Platform breakdown:

• linux1804-64: 4
• windows7-32: 1
• windows10-64: 1
• macosx1014-64: 2

For more details, see:
https://treeherder.mozilla.org/intermittent-failures.html#/bugdetails?bug=1661392&startday=2020-08-24&endday=2020-08-30&tree=all