Bug: Intermittent browser/components/preferences/tests/browser_sync_pairing.js | Exception thrown - out of memory
Status: RESOLVED
Priority: P5
Resolution: DUPLICATE
Created: 2021-06-25 16:36:13+00:00
Resolved: 2022-07-26 00:13:52+00:00

**Filed by:** malexandru [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer?job_id=343875834&repo=try
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/WiLaqEaNQtKdeU8FPVvG4w/runs/0/artifacts/public/logs/live_backing.log

---
```
[task 2021-06-25T15:52:06.579Z] 15:52:06     INFO - TEST-START | browser/components/preferences/tests/browser_sync_pairing.js
[task 2021-06-25T15:52:06.659Z] 15:52:06     INFO - TEST-INFO | started process screenshot
[task 2021-06-25T15:52:06.724Z] 15:52:06     INFO - TEST-INFO | screenshot: exit 0
[task 2021-06-25T15:52:06.725Z] 15:52:06     INFO - TEST-UNEXPECTED-FAIL | browser/components/preferences/tests/browser_sync_pairing.js | Exception thrown - out of memory
[task 2021-06-25T15:52:06.725Z] 15:52:06     INFO - GECKO(2888) | MEMORY STAT | vsize 1913MB | vsizeMaxContiguous 6MB | residentFast 1032MB | heapAllocated 791MB
[task 2021-06-25T15:52:06.725Z] 15:52:06     INFO - TEST-OK | browser/components/preferences/tests/browser_sync_pairing.js | took 142ms
[task 2021-06-25T15:52:06.733Z] 15:52:06     INFO - checking window state
[task 2021-06-25T15:52:06.736Z] 15:52:06     INFO - TEST-START | browser/components/preferences/tests/browser_warning_permanent_private_browsing.js
[task 2021-06-25T15:52:07.143Z] 15:52:07     INFO - GECKO(2888) | out of memory: 0x0000000000000048 bytes requested
[task 2021-06-25T15:52:07.301Z] 15:52:07     INFO - GECKO(2888) | [GFX1-]: Receive IExiting due to channel error.
[task 2021-06-25T15:52:07.449Z] 15:52:07     INFO - TEST-INFO | Main app process: exit 1
[task 2021-06-25T15:52:07.449Z] 15:52:07     INFO - Buffered messages logged at 15:52:06
[task 2021-06-25T15:52:07.450Z] 15:52:07     INFO - Entering test bound 
[task 2021-06-25T15:52:07.451Z] 15:52:07     INFO - Buffered messages finished
[task 2021-06-25T15:52:07.451Z] 15:52:07    ERROR - TEST-UNEXPECTED-FAIL | browser/components/preferences/tests/browser_warning_permanent_private_browsing.js | application terminated with exit code 1
[task 2021-06-25T15:52:07.452Z] 15:52:07     INFO - runtests.py | Application ran for: 0:03:19.195831
[task 2021-06-25T15:52:07.452Z] 15:52:07     INFO - zombiecheck | Reading PID log: C:\Users\task_1624634338\AppData\Local\Temp\tmp9nak22cepidlog
[task 2021-06-25T15:52:07.454Z] 15:52:07     INFO - ==> process 2148 launched child process 5008 ("Z:\task_1624634338\build\application\firefox\firefox.exe" -contentproc --channel="2148.0.257474943\1854086614" -childID 1 -isForBrowser -prefsHandle 2072 -prefMapHandle 2068 -prefsLen 1 -prefMapSize 250218 -jsInit 936 285716 -parentBuildID 20210625095920 -appdir "Z:\task_1624634338\build\application\firefox\browser" - 2148 "\\.\pipe\gecko-crash-server-pipe.2148" 2152 10727438 tab)
[task 2021-06-25T15:52:07.455Z] 15:52:07     INFO - ==> process 2148 launched child process 5868 ("Z:\task_1624634338\build\application\firefox\firefox.exe" -contentproc --channel="2148.6.1850423344\288712447" -childID 2 -isForBrowser -prefsHandle 2464 -prefMapHandle 2460 -prefsLen 183 -prefMapSize 250218 -jsInit 936 285716 -parentBuildID 20210625095920 -appdir "Z:\task_1624634338\build\application\firefox\browser" - 2148 "\\.\pipe\gecko-crash-server-pipe.2148" 2476 19cb01f8 tab)
[task 2021-06-25T15:52:07.456Z] 15:52:07     INFO - ==> process 2148 launched child process 5156 ("Z:\task_1624634338\build\application\firefox\firefox.exe" -contentproc --channel="2148.12.185624562\1893835620" -childID 3 -isForBrowser -prefsHandle 2612 -prefMapHandle 2608 -prefsLen 223 -prefMapSize 250218 -jsInit 936 285716 -parentBuildID 20210625095920 -appdir "Z:\task_1624634338\build\application\firefox\browser" - 2148 "\\.\pipe\gecko-crash-server-pipe.2148" 2624 186e80d8 tab)
[task 2021-06-25T15:52:07.458Z] 15:52:07     INFO - ==> process 2148 launched child process 5208 ("Z:\task_1624634338\build\application\firefox\firefox.exe" -contentproc --channel="2148.18.848939680\1630109888" -parentBuildID 20210625095920 -prefsHandle 2968 -prefMapHandle 2884 -prefsLen 1146 -prefMapSize 250218 -appdir "Z:\task_1624634338\build\application\firefox\browser" - 2148 "\\.\pipe\gecko-crash-server-pipe.2148" 2984 9d32d8 rdd)
[task 2021-06-25T15:52:07.459Z] 15:52:07     INFO - ==> process 2148 launched child process 5168 ("Z:\task_1624634338\build\application\firefox\firefox.exe" -contentproc --channel="2148.22.1613194047\1229857395" -childID 4 -isForBrowser -prefsHandle 3704 -prefMapHandle 3668 -prefsLen 8887 -prefMapSize 250218 -jsInit 936 285716 -parentBuildID 20210625095920 -appdir "Z:\task_1624634338\build\application\firefox\browser" - 2148 "\\.\pipe\gecko-crash-server-pipe.2148" 3720 16807d38 tab)
[task 2021-06-25T15:52:07.460Z] 15:52:07     INFO - ==> process 2148 launched child process 6080 ("Z:\task_1624634338\build\application\firefox\firefox.exe" -contentproc --channel="2148.28.751183282\325437943" -childID 5 -isForBrowser -prefsHandle 3944 -prefMapHandle 3908 -prefsLen 8915 -prefMapSize 250218 -jsInit 936 285716 -parentBuildID 20210625095920 -appdir "Z:\task_1624634338\build\application\firefox\browser" - 2148 "\\.\pipe\gecko-crash-server-pipe.2148" 3964 187f3318 tab)
[task 2021-06-25T15:52:07.462Z] 15:52:07     INFO - ==> process 2148 launched child process 2572 ("Z:\task_1624634338\build\application\firefox\firefox.exe" -contentproc --channel="2148.34.54886544\969636308" -childID 6 -isForBrowser -prefsHandle 4576 -prefMapHandle 4320 -prefsLen 9371 -prefMapSize 250218 -jsInit 936 285716 -parentBuildID 20210625095920 -appdir "Z:\task_1624634338\build\application\firefox\browser" - 2148 "\\.\pipe\gecko-crash-server-pipe.2148" 4552 223759d8 tab)
[task 2021-06-25T15:52:07.463Z] 15:52:07     INFO - ==> process 2148 launched child process 5416 ("Z:\task_1624634338\build\application\firefox\firefox.exe" -contentproc --channel="2148.35.1340843036\1577205961" -childID 7 -isForBrowser -prefsHandle 4108 -prefMapHandle 1708 -prefsLen 9371 -prefMapSize 250218 -jsInit 936 285716 -parentBuildID 20210625095920 -appdir "Z:\task_1624634338\build\application\firefox\browser" - 2148 "\\.\pipe\gecko-crash-server-pipe.2148" 4588 104b40d8 tab)
[task 2021-06-25T15:52:07.464Z] 15:52:07     INFO - zombiecheck | Checking for orphan process with PID: 6080
[task 2021-06-25T15:52:07.464Z] 15:52:07     INFO - zombiecheck | Checking for orphan process with PID: 5156
[task 2021-06-25T15:52:07.465Z] 15:52:07     INFO - zombiecheck | Checking for orphan process with PID: 5416
[task 2021-06-25T15:52:07.466Z] 15:52:07     INFO - zombiecheck | Checking for orphan process with PID: 5868
[task 2021-06-25T15:52:07.466Z] 15:52:07     INFO - zombiecheck | Checking for orphan process with PID: 2572
[task 2021-06-25T15:52:07.467Z] 15:52:07     INFO - zombiecheck | Checking for orphan process with PID: 5008
[task 2021-06-25T15:52:07.467Z] 15:52:07     INFO - zombiecheck | Checking for orphan process with PID: 5168
[task 2021-06-25T15:52:07.468Z] 15:52:07     INFO - zombiecheck | Checking for orphan process with PID: 5208
[task 2021-06-25T15:52:07.469Z] 15:52:07     INFO - mozcrash Downloading symbols from: https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/XBOnqhQrSHSY3Wof1KOHnA/artifacts/public/build/target.crashreporter-symbols.zip
[task 2021-06-25T15:52:11.069Z] 15:52:11     INFO - mozcrash Copy/paste: Z:/task_1624634338/fetches\minidump_stackwalk\minidump_stackwalk.exe C:\Users\task_1624634338\AppData\Local\Temp\tmp3gb_u6xs.mozrunner\minidumps\9910412c-719d-433b-86d0-3f78fd6e8f85.dmp C:\Users\task_1624634338\AppData\Local\Temp\tmpd_xolmaf
[task 2021-06-25T15:52:22.725Z] 15:52:22     INFO - mozcrash Saved minidump as Z:\task_1624634338\build\blobber_upload_dir\9910412c-719d-433b-86d0-3f78fd6e8f85.dmp
[task 2021-06-25T15:52:22.731Z] 15:52:22     INFO - mozcrash Saved app info as Z:\task_1624634338\build\blobber_upload_dir\9910412c-719d-433b-86d0-3f78fd6e8f85.extra
[task 2021-06-25T15:52:23.025Z] 15:52:23     INFO - PROCESS-CRASH | browser/components/preferences/tests/browser_warning_permanent_private_browsing.js | application crashed [@ mozalloc_handle_oom(unsigned int)]
[task 2021-06-25T15:52:23.025Z] 15:52:23     INFO - Mozilla crash reason: MOZ_CRASH()
[task 2021-06-25T15:52:23.025Z] 15:52:23     INFO - Crash dump filename: C:\Users\task_1624634338\AppData\Local\Temp\tmp3gb_u6xs.mozrunner\minidumps\9910412c-719d-433b-86d0-3f78fd6e8f85.dmp
[task 2021-06-25T15:52:23.025Z] 15:52:23     INFO - Operating system: Windows NT
[task 2021-06-25T15:52:23.025Z] 15:52:23     INFO -                   6.1.7601 Service Pack 1
[task 2021-06-25T15:52:23.025Z] 15:52:23     INFO - CPU: x86
[task 2021-06-25T15:52:23.025Z] 15:52:23     INFO -      GenuineIntel family 6 model 63 stepping 2
[task 2021-06-25T15:52:23.026Z] 15:52:23     INFO -      8 CPUs
[task 2021-06-25T15:52:23.026Z] 15:52:23     INFO - 
[task 2021-06-25T15:52:23.026Z] 15:52:23     INFO - GPU: UNKNOWN
[task 2021-06-25T15:52:23.026Z] 15:52:23     INFO - 
[task 2021-06-25T15:52:23.026Z] 15:52:23     INFO - Crash reason:  EXCEPTION_BREAKPOINT
[task 2021-06-25T15:52:23.026Z] 15:52:23     INFO - Crash address: 0x6b1c5440
[task 2021-06-25T15:52:23.026Z] 15:52:23     INFO - Process uptime: 199 seconds
[task 2021-06-25T15:52:23.026Z] 15:52:23     INFO - 
[task 2021-06-25T15:52:23.026Z] 15:52:23     INFO - Thread 0 (crashed)
[task 2021-06-25T15:52:23.026Z] 15:52:23     INFO -  0  mozglue.dll!mozalloc_abort(char const* const) [mozalloc_abort.cpp:066813d27ca88babbe8211a0f49c85950db52339 : 33 + 0x0]
[task 2021-06-25T15:52:23.026Z] 15:52:23     INFO -     eip = 0x6b1c5440   esp = 0x002de958   ebp = 0x002de964   ebx = 0x6afff9b0
[task 2021-06-25T15:52:23.026Z] 15:52:23     INFO -     esi = 0x002de970   edi = 0x00000002   eax = 0x0000000a   ecx = 0x6b007af0
[task 2021-06-25T15:52:23.026Z] 15:52:23     INFO -     edx = 0x00000000   efl = 0x00000202
[task 2021-06-25T15:52:23.026Z] 15:52:23     INFO -     Found by: given as instruction pointer in context
[task 2021-06-25T15:52:23.026Z] 15:52:23     INFO -  1  mozglue.dll!mozalloc_handle_oom(unsigned int) [mozalloc_oom.cpp:066813d27ca88babbe8211a0f49c85950db52339 : 51 + 0x9]
[task 2021-06-25T15:52:23.026Z] 15:52:23     INFO -     eip = 0x6b1c54b2   esp = 0x002de96c   ebp = 0x002de9a4   ebx = 0x50bc84c0
[task 2021-06-25T15:52:23.027Z] 15:52:23     INFO -     esi = 0x00000000   edi = 0x00000048
[task 2021-06-25T15:52:23.027Z] 15:52:23     INFO -     Found by: call frame info
[task 2021-06-25T15:52:23.027Z] 15:52:23     INFO -  2  xul.dll + 0x186a075
[task 2021-06-25T15:52:23.027Z] 15:52:23     INFO -     eip = 0x59b3a075   esp = 0x002de9ac   ebp = 0x002de9bc
[task 2021-06-25T15:52:23.027Z] 15:52:23     INFO -     Found by: call frame info
[task 2021-06-25T15:52:23.027Z] 15:52:23     INFO -  3  xul.dll + 0x129477
[task 2021-06-25T15:52:23.027Z] 15:52:23     INFO -     eip = 0x583f9477   esp = 0x002de9c4   ebp = 0x002de9e0
[task 2021-06-25T15:52:23.027Z] 15:52:23     INFO -     Found by: previous frame's frame pointer
[task 2021-06-25T15:52:23.027Z] 15:52:23     INFO -  4  xul.dll + 0xc3e9e1
[task 2021-06-25T15:52:23.027Z] 15:52:23     INFO -     eip = 0x58f0e9e1   esp = 0x002de9e8   ebp = 0x002deb24
[task 2021-06-25T15:52:23.027Z] 15:52:23     INFO -     Found by: previous frame's frame pointer
[task 2021-06-25T15:52:23.027Z] 15:52:23     INFO -  5  xul.dll + 0x188ff6
[task 2021-06-25T15:52:23.027Z] 15:52:23     INFO -     eip = 0x58458ff6   esp = 0x002deb2c   ebp = 0x002dec14
[task 2021-06-25T15:52:23.027Z] 15:52:23     INFO -     Found by: previous frame's frame pointer
[task 2021-06-25T15:52:23.027Z] 15:52:23     INFO -  6  xul.dll + 0x102a9b7
[task 2021-06-25T15:52:23.027Z] 15:52:23     INFO -     eip = 0x592fa9b7   esp = 0x002dec1c   ebp = 0x002dedfc
[task 2021-06-25T15:52:23.027Z] 15:52:23     INFO -     Found by: previous frame's frame pointer
[task 2021-06-25T15:52:23.028Z] 15:52:23     INFO -  7  xul.dll + 0x102a3bb
[task 2021-06-25T15:52:23.028Z] 15:52:23     INFO -     eip = 0x592fa3bb   esp = 0x002dee04   ebp = 0x002dee40
[task 2021-06-25T15:52:23.028Z] 15:52:23     INFO -     Found by: previous frame's frame pointer
[task 2021-06-25T15:52:23.028Z] 15:52:23     INFO -  8  xul.dll + 0xa12034
[task 2021-06-25T15:52:23.028Z] 15:52:23     INFO -     eip = 0x58ce2034   esp = 0x002dee48   ebp = 0x002deea0
[task 2021-06-25T15:52:23.028Z] 15:52:23     INFO -     Found by: previous frame's frame pointer
[task 2021-06-25T15:52:23.028Z] 15:52:23     INFO -  9  xul.dll + 0xa122f2
[task 2021-06-25T15:52:23.028Z] 15:52:23     INFO -     eip = 0x58ce22f2   esp = 0x002deea8   ebp = 0x002deeac
[task 2021-06-25T15:52:23.028Z] 15:52:23     INFO -     Found by: previous frame's frame pointer
[task 2021-06-25T15:52:23.028Z] 15:52:23     INFO - 10  xul.dll + 0x175eb7
[task 2021-06-25T15:52:23.028Z] 15:52:23     INFO -     eip = 0x58445eb7   esp = 0x002deeb4   ebp = 0x002def60
[task 2021-06-25T15:52:23.028Z] 15:52:23     INFO -     Found by: previous frame's frame pointer
[task 2021-06-25T15:52:23.028Z] 15:52:23     INFO - 11  xul.dll + 0x18834d
[task 2021-06-25T15:52:23.028Z] 15:52:23     INFO -     eip = 0x5845834d   esp = 0x002def68   ebp = 0x002def78
[task 2021-06-25T15:52:23.029Z] 15:52:23     INFO -     Found by: previous frame's frame pointer
[task 2021-06-25T15:52:23.029Z] 15:52:23     INFO - 12  xul.dll + 0x187adb
[task 2021-06-25T15:52:23.029Z] 15:52:23     INFO -     eip = 0x58457adb   esp = 0x002def80   ebp = 0x002defdc
[task 2021-06-25T15:52:23.029Z] 15:52:23     INFO -     Found by: previous frame's frame pointer
[task 2021-06-25T15:52:23.029Z] 15:52:23     INFO - 13  xul.dll + 0x917da3
[task 2021-06-25T15:52:23.029Z] 15:52:23     INFO -     eip = 0x58be7da3   esp = 0x002defe4   ebp = 0x002df00c
[task 2021-06-25T15:52:23.029Z] 15:52:23     INFO -     Found by: previous frame's frame pointer
[task 2021-06-25T15:52:23.029Z] 15:52:23     INFO - 14  xul.dll + 0x91ecdc
[task 2021-06-25T15:52:23.029Z] 15:52:23     INFO -     eip = 0x58beecdc   esp = 0x002df014   ebp = 0x002df02c
[task 2021-06-25T15:52:23.029Z] 15:52:23     INFO -     Found by: previous frame's frame pointer
[task 2021-06-25T15:52:23.029Z] 15:52:23     INFO - 15  xul.dll + 0x7c631f
[task 2021-06-25T15:52:23.029Z] 15:52:23     INFO -     eip = 0x58a9631f   esp = 0x002df034   ebp = 0x002df044
[task 2021-06-25T15:52:23.029Z] 15:52:23     INFO -     Found by: previous frame's frame pointer
[task 2021-06-25T15:52:23.029Z] 15:52:23     INFO - 16  xul.dll + 0x17d9ee3
[task 2021-06-25T15:52:23.029Z] 15:52:23     INFO -     eip = 0x59aa9ee3   esp = 0x002df04c   ebp = 0x002df358
[task 2021-06-25T15:52:23.029Z] 15:52:23     INFO -     Found by: previous frame's frame pointer
[task 2021-06-25T15:52:23.030Z] 15:52:23     INFO - 17  xul.dll + 0x14cf034
[task 2021-06-25T15:52:23.030Z] 15:52:23     INFO -     eip = 0x5979f034   esp = 0x002df360   ebp = 0x002df604
[task 2021-06-25T15:52:23.030Z] 15:52:23     INFO -     Found by: previous frame's frame pointer
[task 2021-06-25T15:52:23.030Z] 15:52:23     INFO - 18  xul.dll + 0x17fb051
[task 2021-06-25T15:52:23.030Z] 15:52:23     INFO -     eip = 0x59acb051   esp = 0x002df60c   ebp = 0x002df6b4
[task 2021-06-25T15:52:23.030Z] 15:52:23     INFO -     Found by: previous frame's frame pointer
[task 2021-06-25T15:52:23.030Z] 15:52:23     INFO - 19  xul.dll + 0x925cef
[task 2021-06-25T15:52:23.030Z] 15:52:23     INFO -     eip = 0x58bf5cef   esp = 0x002df6bc   ebp = 0x002df6ec
[task 2021-06-25T15:52:23.030Z] 15:52:23     INFO -     Found by: previous frame's frame pointer
[task 2021-06-25T15:52:23.030Z] 15:52:23     INFO - 20  xul.dll + 0x2005f
```