Closed Bug 1456863 Opened 6 years ago Closed 6 years ago

Intermittent LeakSanitizer | leak at Realloc, nsTSubstring, nsTSubstring, nsTSubstring

Categories

(Core :: Networking, defect, P2)

defect

Tracking

()

RESOLVED FIXED

People

(Reporter: intermittent-bug-filer, Assigned: valentin)

Details

(Keywords: intermittent-failure, Whiteboard: [retriggered][necko-triaged])

Filed by: ncsoregi [at] mozilla.com

https://treeherder.mozilla.org/logviewer.html#?job_id=175534549&repo=autoland

https://queue.taskcluster.net/v1/task/Bx3D-yeaSainIYGBeOAyBg/runs/0/artifacts/public/logs/live_backing.log

[task 2018-04-25T14:24:02.949Z] 14:24:02     INFO - GECKO(2294) | Suppressions used:
[task 2018-04-25T14:24:02.949Z] 14:24:02     INFO - GECKO(2294) |   count      bytes template
[task 2018-04-25T14:24:02.949Z] 14:24:02     INFO - GECKO(2294) |      11       2824 libc.so
[task 2018-04-25T14:24:02.949Z] 14:24:02     INFO - GECKO(2294) |     673      21680 nsComponentManagerImpl
[task 2018-04-25T14:24:02.949Z] 14:24:02     INFO - GECKO(2294) |      48       9984 mozJSComponentLoader::LoadModule
[task 2018-04-25T14:24:02.949Z] 14:24:02     INFO - GECKO(2294) |     611      17509 libfontconfig.so
[task 2018-04-25T14:24:02.950Z] 14:24:02     INFO - GECKO(2294) |      12        528 _PR_Getfd
[task 2018-04-25T14:24:02.950Z] 14:24:02     INFO - GECKO(2294) |       1         29 libglib-2.0.so
[task 2018-04-25T14:24:02.950Z] 14:24:02     INFO - GECKO(2294) | -----------------------------------------------------
[task 2018-04-25T14:24:02.950Z] 14:24:02     INFO - GECKO(2294) | SUMMARY: AddressSanitizer: 20480 byte(s) leaked in 4 allocation(s).
[task 2018-04-25T14:24:03.156Z] 14:24:03     INFO - TEST-INFO | Main app process: exit 0
[task 2018-04-25T14:24:03.159Z] 14:24:03     INFO - TEST-INFO | LeakSanitizer | To show the addresses of leaked objects add report_objects=1 to LSAN_OPTIONS
[task 2018-04-25T14:24:03.160Z] 14:24:03     INFO - TEST-INFO | LeakSanitizer | This can be done in testing/mozbase/mozrunner/mozrunner/utils.py
[task 2018-04-25T14:24:03.162Z] 14:24:03    ERROR - TEST-UNEXPECTED-FAIL | LeakSanitizer | leak at Realloc, nsTSubstring, nsTSubstring, nsTSubstring
[task 2018-04-25T14:24:03.164Z] 14:24:03    ERROR - TEST-UNEXPECTED-FAIL | LeakSanitizer | leak at Alloc, nsTSubstring, nsTSubstring, nsTSubstring
[task 2018-04-25T14:24:03.174Z] 14:24:03    ERROR - TEST-UNEXPECTED-FAIL | LeakSanitizer | leak at NewPage, Push, PutEvent, mozilla::PrioritizedEventQueue
Hello! I did some retriggers to find the culprit form this fail and this is what I found:

This is the range: https://treeherder.mozilla.org/#/jobs?repo=autoland&filter-searchStr=asan%20opt-mochitest-browser-chrome-e10s&tochange=204bb43af94351678a0a639bbc0bc7476e91d3aa&fromchange=dc29c23f44b3e4ba52166257bd9ad76d7967d9c8

This is the push with caused it: https://treeherder.mozilla.org/#/jobs?repo=autoland&revision=204bb43af94351678a0a639bbc0bc7476e91d3aa&filter-searchStr=asan%20opt-mochitest-browser-chrome-e10s&selectedJob=175980383

It has a failure rate of 25 fails from 60 jobs. Valentin could you please take a look at this? Thank you.
Flags: needinfo?(valentin.gosu)
Whiteboard: [retriggered]
Assignee: nobody → valentin.gosu
Flags: needinfo?(valentin.gosu)
Whiteboard: [retriggered] → [retriggered][necko-triaged]
Priority: P5 → P2
Fixed:

https://hg.mozilla.org/mozilla-central/rev/da9fc8721d47fe25c26371517829e6d8082cadb0
Bug 1456863 - Backed out bug 356831 (changeset 204bb43af943) for leaks r=me
Status: NEW → RESOLVED
Closed: 6 years ago
Resolution: --- → FIXED
Component: Preferences → Networking
Product: Firefox → Core
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