Filed by: egao [at] mozilla.com
Parsed log: https://treeherder.mozilla.org/logviewer.html#?job_id=251005811&repo=try
Full log: https://queue.taskcluster.net/v1/task/QmyokGATROi4eG-9tejdiA/runs/0/artifacts/public/logs/live_backing.log

Platform: macosx1014-mojave

Context:
21:06:41 INFO - TEST-PASS | toolkit/components/extensions/test/mochitest/test_ext_cookies.html | expected private store id returned - Expected: firefox-private, Actual: firefox-private
21:06:41 INFO - TEST-PASS | toolkit/components/extensions/test/mochitest/test_ext_cookies.html | one tab returned for private store - Expected: 1, Actual: 1
21:06:41 INFO - Buffered messages finished
21:06:41 ERROR - TEST-UNEXPECTED-FAIL | toolkit/components/extensions/test/mochitest/test_ext_cookies.html | application terminated with exit code 1
21:06:41 INFO - runtests.py | Application ran for: 0:00:15.500083
21:06:41 INFO - zombiecheck | Reading PID log: /var/folders/hn/ckkmy5q936x0kxbvhjdfb1g0000017/T/tmpALQYKZpidlog
21:06:41 INFO - ==> process 1886 launched child process 1887
21:06:41 INFO - ==> process 1886 launched child process 1888
21:06:41 INFO - ==> process 1886 launched child process 1889
21:06:41 INFO - ==> process 1886 launched child process 1890
21:06:41 INFO - ==> process 1886 launched child process 1891
21:06:41 INFO - ==> process 1886 launched child process 1892
21:06:41 INFO - ==> process 1886 launched child process 1893
21:06:41 INFO - ==> process 1886 launched child process 1894
21:06:41 INFO - zombiecheck | Checking for orphan process with PID: 1888
21:06:41 INFO - zombiecheck | Checking for orphan process with PID: 1889
21:06:41 INFO - zombiecheck | Checking for orphan process with PID: 1890
21:06:41 INFO - zombiecheck | Checking for orphan process with PID: 1891
21:06:41 INFO - zombiecheck | Checking for orphan process with PID: 1892
21:06:41 INFO - zombiecheck | Checking for orphan process with PID: 1893
21:06:41 INFO - zombiecheck | Checking for orphan process with PID: 1894
21:06:41 INFO - zombiecheck | Checking for orphan process with PID: 1887
21:06:41 INFO - mozcrash Copy/paste: /Users/cltbld/tasks/task_1560199320/build/macosx64-minidump_stackwalk /var/folders/hn/ckkmy5q936x0kxbvhjdfb1g0000017/T/tmp7tFHKQ.mozrunner/minidumps/F653D832-753A-4F36-90EC-63336C4A3040.dmp /Users/cltbld/tasks/task_1560199320/build/symbols
21:06:49 INFO - mozcrash Saved minidump as /Users/cltbld/tasks/task_1560199320/build/blobber_upload_dir/F653D832-753A-4F36-90EC-63336C4A3040.dmp
21:06:49 INFO - mozcrash Saved app info as /Users/cltbld/tasks/task_1560199320/build/blobber_upload_dir/F653D832-753A-4F36-90EC-63336C4A3040.extra
21:06:49 INFO - PROCESS-CRASH | toolkit/components/extensions/test/mochitest/test_ext_cookies.html | application crashed [@ CrashReporter::TerminateHandler()]
21:06:49 INFO - Crash dump filename: /var/folders/hn/ckkmy5q936x0kxbvhjdfb1g0000017/T/tmp7tFHKQ.mozrunner/minidumps/F653D832-753A-4F36-90EC-63336C4A3040.dmp
21:06:49 INFO - Operating system: Mac OS X
21:06:49 INFO - 10.14.0 18A391
21:06:49 INFO - CPU: amd64
21:06:49 INFO - family 6 model 69 stepping 1
21:06:49 INFO - 4 CPUs
21:06:49 INFO -
21:06:49 INFO - GPU: UNKNOWN
21:06:49 INFO -
21:06:49 INFO - Crash reason: EXC_BAD_ACCESS / KERN_INVALID_ADDRESS
21:06:49 INFO - Crash address: 0x0
21:06:49 INFO - Process uptime: 15 seconds
21:06:49 INFO -
21:06:49 INFO - Thread 3 (crashed)
21:06:49 INFO - 0 XUL!CrashReporter::TerminateHandler() [nsExceptionHandler.cpp:7a44faddc33d2e5d7435fbff216cc022d0fb5e6e : 1339 + 0x15]
21:06:49 INFO - rax = 0x000000011bdd1647 rdx = 0x00434c4e47432b2b
21:06:49 INFO - rcx = 0x000000010c90dda8 rbx = 0x0000000000002000
21:06:49 INFO - rsi = 0x00007fff61824c52 rdi = 0x000000011ab781a0
21:06:49 INFO - rbp = 0x00007000098caeb0 rsp = 0x00007000098caeb0
21:06:49 INFO - r8 = 0x000000010ca000b8 r9 = 0x0000000000000060
21:06:49 INFO - r10 = 0x000000013031fe90 r11 = 0x000000013031fe88
21:06:49 INFO - r12 = 0x0000000000000114 r13 = 0x000000010d203e40
21:06:49 INFO - r14 = 0x0000000000000000 r15 = 0x0000000000000000
21:06:49 INFO - rip = 0x000000011ab781b5
21:06:49 INFO - Found by: given as instruction pointer in context
21:06:49 INFO - 1 libc++abi.dylib!std::__terminate(void ()()) + 0x8
21:06:49 INFO - rbp = 0x00007000098caed0 rsp = 0x00007000098caec0
21:06:49 INFO - rip = 0x00007fff61831dfe
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 2 libc++abi.dylib!std::terminate() + 0x33
21:06:49 INFO - rbp = 0x00007000098caef0 rsp = 0x00007000098caee0
21:06:49 INFO - rip = 0x00007fff61831e73
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 3 libobjc.A.dylib!lockAndFinishInitializing(objc_class, objc_class*) + 0x92
21:06:49 INFO - rbp = 0x00007000098caef0 rsp = 0x00007000098caef0
21:06:49 INFO - rip = 0x00007fff6302fa82
21:06:49 INFO - Found by: call frame info
21:06:49 INFO - 4 libdispatch.dylib!_dispatch_client_callout + 0x1c
21:06:49 INFO - rbp = 0x00007000098caf10 rsp = 0x00007000098caf00
21:06:49 INFO - rip = 0x00007fff640acddf
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 5 libdispatch.dylib!_dispatch_root_queue_drain + 0x29f
21:06:49 INFO - rbp = 0x00007000098caf80 rsp = 0x00007000098caf20
21:06:49 INFO - rip = 0x00007fff640bae74
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 6 libdispatch.dylib!_dispatch_worker_thread2 + 0x5a
21:06:49 INFO - rbp = 0x00007000098caf90 rsp = 0x00007000098caf90
21:06:49 INFO - rip = 0x00007fff640bb4b1
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 7 libsystem_pthread.dylib!_pthread_wqthread + 0x26b
21:06:49 INFO - rbp = 0x00007000098cafd0 rsp = 0x00007000098cafa0
21:06:49 INFO - rip = 0x00007fff642ec6ee
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 8 libsystem_pthread.dylib!start_wqthread + 0xd
21:06:49 INFO - rbp = 0x00007000098caff8 rsp = 0x00007000098cafe0
21:06:49 INFO - rip = 0x00007fff642ec415
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 9 libdispatch.dylib!_dispatch_root_queues_init_once + 0xcd
21:06:49 INFO - rsp = 0x00007000098cb090 rip = 0x00007fff640bb457
21:06:49 INFO - Found by: stack scanning
21:06:49 INFO -
21:06:49 INFO - Thread 0
21:06:49 INFO - 0 libobjc.A.dylib!objc_msgLookup_fpret + 0x72
21:06:49 INFO - rax = 0x00000001299fa3e0 rdx = 0x0000000129f93280
21:06:49 INFO - rcx = 0x0000000000000000 rbx = 0x000000010cb3c7a0
21:06:49 INFO - rsi = 0x00007fff351ab758 rdi = 0x00000001299fa3e0
21:06:49 INFO - rbp = 0x00007ffee334ec30 rsp = 0x00007ffee334ec18
21:06:49 INFO - r8 = 0xfffffffffffffff8 r9 = 0x0000000000000000
21:06:49 INFO - r10 = 0x00007fff8e686e68 r11 = 0x0000000129a6f580
21:06:49 INFO - r12 = 0x0000000000000000 r13 = 0x0000000129a81200
21:06:49 INFO - r14 = 0x00007fff6301ea00 r15 = 0x0000000000000000
21:06:49 INFO - rip = 0x00007fff6301ea32
21:06:49 INFO - Found by: given as instruction pointer in context
21:06:49 INFO - 1 XUL!-[WindowDelegate windowDidBecomeKey:] [nsCocoaWindow.mm:7a44faddc33d2e5d7435fbff216cc022d0fb5e6e : 2447 + 0x10]
21:06:49 INFO - rbp = 0x00007ffee334ecb0 rsp = 0x00007ffee334ec40
21:06:49 INFO - rip = 0x00000001195c877c
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 2 CoreFoundation!CFCharacterSetAddCharactersInString + 0x83
21:06:49 INFO - rbp = 0x00007ffee334ecc0 rsp = 0x00007ffee334ecc0
21:06:49 INFO - rip = 0x00007fff370cb306
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 3 CoreFoundation!CFCharacterSetCreateWithCharactersInString + 0x1ce
21:06:49 INFO - rbp = 0x00007ffee334ece0 rsp = 0x00007ffee334ecd0
21:06:49 INFO - rip = 0x00007fff370cb280
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 4 CoreFoundation!CFCharacterSetCreateWithCharactersInString + 0xef
21:06:49 INFO - rbp = 0x00007ffee334ed50 rsp = 0x00007ffee334ecf0
21:06:49 INFO - rip = 0x00007fff370cb1a1
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 5 CoreFoundation!-[_CFXNotificationNameRegistration match:observer:matching:] + 0x275
21:06:49 INFO - rbp = 0x00007ffee334ed90 rsp = 0x00007ffee334ed60
21:06:49 INFO - rip = 0x00007fff370d35ed
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 6 CoreFoundation!-[_CFXNotificationRegistrar find:object:observer:enumerator:] + 0x4a2
21:06:49 INFO - rbp = 0x00007ffee334f4b0 rsp = 0x00007ffee334eda0
21:06:49 INFO - rip = 0x00007fff3703a13a
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 7 CoreFoundation!_CFXNotificationPost + 0x20a
21:06:49 INFO - rbp = 0x00007ffee334f740 rsp = 0x00007ffee334f4c0
21:06:49 INFO - rip = 0x00007fff370394fd
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 8 Foundation!-[NSNotificationCenter postNotificationName:object:userInfo:] + 0x42
21:06:49 INFO - rbp = 0x00007ffee334f770 rsp = 0x00007ffee334f750
21:06:49 INFO - rip = 0x00007fff393bbbab
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 9 AppKit!-[NSWindow becomeKeyWindow] + 0x594
21:06:49 INFO - rbp = 0x00007ffee334f7d0 rsp = 0x00007ffee334f780
21:06:49 INFO - rip = 0x00007fff347edf06
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 10 AppKit!-[NSWindow _changeKeyAndMainLimitedOK:] + 0x36e
21:06:49 INFO - rbp = 0x00007ffee334f830 rsp = 0x00007ffee334f7e0
21:06:49 INFO - rip = 0x00007fff34710a12
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 11 AppKit!-[NSWindow _orderOutAndCalcKeyWithCounter:stillVisible:docWindow:] + 0x4e1
21:06:49 INFO - rbp = 0x00007ffee334f890 rsp = 0x00007ffee334f840
21:06:49 INFO - rip = 0x00007fff3485abdc
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 12 AppKit!NSPerformVisuallyAtomicChange + 0x84
21:06:49 INFO - rbp = 0x00007ffee334f8c0 rsp = 0x00007ffee334f8a0
21:06:49 INFO - rip = 0x00007fff345f6172
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 13 AppKit!-[NSWindow _doWindowOrderOutWithWithKeyCalc:forCounter:orderingDone:docWindow:] + 0x50
21:06:49 INFO - rbp = 0x00007ffee334f910 rsp = 0x00007ffee334f8d0
21:06:49 INFO - rip = 0x00007fff3476eee3
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 14 AppKit!-[NSWindow _reallyDoOrderWindowOutRelativeTo:findKey:forCounter:force:isModal:] + 0x1b3
21:06:49 INFO - rbp = 0x00007ffee334f9c0 rsp = 0x00007ffee334f920
21:06:49 INFO - rip = 0x00007fff3476e936
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 15 AppKit!-[NSWindow _reallyDoOrderWindow:relativeTo:findKey:forCounter:force:isModal:] + 0xac
21:06:49 INFO - rbp = 0x00007ffee334fa10 rsp = 0x00007ffee334f9d0
21:06:49 INFO - rip = 0x00007fff34712b90
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 16 AppKit!-[NSWindow _doOrderWindow:relativeTo:findKey:forCounter:force:isModal:] + 0x11b
21:06:49 INFO - rbp = 0x00007ffee334fb00 rsp = 0x00007ffee334fa20
21:06:49 INFO - rip = 0x00007fff3471174f
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 17 AppKit!-[NSWindow orderWindow:relativeTo:] + 0x98
21:06:49 INFO - rbp = 0x00007ffee334fb50 rsp = 0x00007ffee334fb10
21:06:49 INFO - rip = 0x00007fff347115d2
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 18 XUL!nsCocoaWindow::Show(bool) [nsCocoaWindow.mm:7a44faddc33d2e5d7435fbff216cc022d0fb5e6e : 915 + 0x16]
21:06:49 INFO - rbp = 0x00007ffee334fbd0 rsp = 0x00007ffee334fb60
21:06:49 INFO - rip = 0x00000001195c0286
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 19 XUL!nsXULWindow::Destroy() [nsXULWindow.cpp:7a44faddc33d2e5d7435fbff216cc022d0fb5e6e : 460 + 0x14]
21:06:49 INFO - rbp = 0x00007ffee334fc40 rsp = 0x00007ffee334fbe0
21:06:49 INFO - rip = 0x000000011a74ed36
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 20 XUL!nsWebShellWindow::Destroy() [nsWebShellWindow.cpp:7a44faddc33d2e5d7435fbff216cc022d0fb5e6e : 731 + 0x8]
21:06:49 INFO - rbp = 0x00007ffee334fcb0 rsp = 0x00007ffee334fc50
21:06:49 INFO - rip = 0x000000011a742c9e
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 21 XUL!nsGlobalWindowOuter::ReallyCloseWindow() [nsGlobalWindowOuter.cpp:7a44faddc33d2e5d7435fbff216cc022d0fb5e6e : 6313 + 0xa]
21:06:49 INFO - rbp = 0x00007ffee334fd20 rsp = 0x00007ffee334fcc0
21:06:49 INFO - rip = 0x000000011770a0f1
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 22 XUL!nsCloseEvent::Run() [nsGlobalWindowOuter.cpp:7a44faddc33d2e5d7435fbff216cc022d0fb5e6e : 6106 + 0x5]
21:06:49 INFO - rbp = 0x00007ffee334fd30 rsp = 0x00007ffee334fd30
21:06:49 INFO - rip = 0x000000011770ef02
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 23 XUL!nsThread::ProcessNextEvent(bool, bool*) [nsThread.cpp:7a44faddc33d2e5d7435fbff216cc022d0fb5e6e : 1176 + 0x6]
21:06:49 INFO - rbp = 0x00007ffee3350220 rsp = 0x00007ffee334fd40
21:06:49 INFO - rip = 0x000000011626879b
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 24 XUL!NS_ProcessPendingEvents(nsIThread*, unsigned int) [nsThreadUtils.cpp:7a44faddc33d2e5d7435fbff216cc022d0fb5e6e : 434 + 0xe]
21:06:49 INFO - rbp = 0x00007ffee3350270 rsp = 0x00007ffee3350230
21:06:49 INFO - rip = 0x00000001162664c2
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 25 XUL!nsBaseAppShell::NativeEventCallback() [nsBaseAppShell.cpp:7a44faddc33d2e5d7435fbff216cc022d0fb5e6e : 87 + 0x14]
21:06:49 INFO - rbp = 0x00007ffee33502a0 rsp = 0x00007ffee3350280
21:06:49 INFO - rip = 0x00000001195326f7
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 26 XUL!nsAppShell::ProcessGeckoEvents(void*) [nsAppShell.mm:7a44faddc33d2e5d7435fbff216cc022d0fb5e6e : 440 + 0x8]
21:06:49 INFO - rbp = 0x00007ffee33502f0 rsp = 0x00007ffee33502b0
21:06:49 INFO - rip = 0x00000001195b5e5c
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 27 CoreFoundation!-[__NSDictionaryM removeObjectForKey:] + 0x31
21:06:49 INFO - rbp = 0x00007ffee3350300 rsp = 0x00007ffee3350300
21:06:49 INFO - rip = 0x00007fff37083405
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 28 CoreFoundation!__CFFinalizeRunLoop + 0x135
21:06:49 INFO - rbp = 0x00007ffee3350330 rsp = 0x00007ffee3350310
21:06:49 INFO - rip = 0x00007fff370833ab
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 29 CoreFoundation!__CFRunLoopDoBlocks + 0x1ce
21:06:49 INFO - rbp = 0x00007ffee33503a0 rsp = 0x00007ffee3350340
21:06:49 INFO - rip = 0x00007fff37066e51
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 30 CoreFoundation!__CFRunLoopRun + 0x3ad
21:06:49 INFO - rbp = 0x00007ffee3351090 rsp = 0x00007ffee33503b0
21:06:49 INFO - rip = 0x00007fff370663fa
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 31 CoreFoundation!CFRunLoopRunSpecific + 0xbd
21:06:49 INFO - rbp = 0x00007ffee3351120 rsp = 0x00007ffee33510a0
21:06:49 INFO - rip = 0x00007fff37065ce4
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 32 HIToolbox!RunCurrentEventLoopInMode + 0x125
21:06:49 INFO - rbp = 0x00007ffee3351170 rsp = 0x00007ffee3351130
21:06:49 INFO - rip = 0x00007fff362ff895
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 33 HIToolbox!ReceiveNextEventCommon + 0x26a
21:06:49 INFO - rbp = 0x00007ffee33511f0 rsp = 0x00007ffee3351180
21:06:49 INFO - rip = 0x00007fff362ff5cb
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 34 HIToolbox!_BlockUntilNextEventMatchingListInModeWithFilter + 0x40
21:06:49 INFO - rbp = 0x00007ffee3351210 rsp = 0x00007ffee3351200
21:06:49 INFO - rip = 0x00007fff362ff348
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 35 AppKit!_DPSNextEvent + 0x3e5
21:06:49 INFO - rbp = 0x00007ffee3351620 rsp = 0x00007ffee3351220
21:06:49 INFO - rip = 0x00007fff345bc95b
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 36 AppKit!-[NSApplication(NSEvent) _nextEventMatchingEventMask:untilDate:inMode:dequeue:] + 0x552
21:06:49 INFO - rbp = 0x00007ffee33518a0 rsp = 0x00007ffee3351630
21:06:49 INFO - rip = 0x00007fff345bb6fa
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 37 XUL!-[GeckoNSApplication nextEventMatchingMask:untilDate:inMode:dequeue:] [nsAppShell.mm:7a44faddc33d2e5d7435fbff216cc022d0fb5e6e : 169 + 0x2c]
21:06:49 INFO - rbp = 0x00007ffee3351910 rsp = 0x00007ffee33518b0
21:06:49 INFO - rip = 0x00000001195b4eb7
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 38 AppKit!-[NSApplication run] + 0x2bb
21:06:49 INFO - rbp = 0x00007ffee33519e0 rsp = 0x00007ffee3351920
21:06:49 INFO - rip = 0x00007fff345b575d
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 39 XUL!nsAppShell::Run() [nsAppShell.mm:7a44faddc33d2e5d7435fbff216cc022d0fb5e6e : 703 + 0x19]
21:06:49 INFO - rbp = 0x00007ffee3351a20 rsp = 0x00007ffee33519f0
21:06:49 INFO - rip = 0x00000001195b667b
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 40 XUL!nsAppStartup::Run() [nsAppStartup.cpp:7a44faddc33d2e5d7435fbff216cc022d0fb5e6e : 276 + 0xa]
21:06:49 INFO - rbp = 0x00007ffee3351a40 rsp = 0x00007ffee3351a30
21:06:49 INFO - rip = 0x000000011aa81e7e
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 41 XUL!XREMain::XRE_main(int, char**, mozilla::BootstrapConfig const&) [nsAppRunner.cpp:7a44faddc33d2e5d7435fbff216cc022d0fb5e6e : 4775 + 0xd74]
21:06:49 INFO - rbp = 0x00007ffee3351bc0 rsp = 0x00007ffee3351a50
21:06:49 INFO - rip = 0x000000011abf02fb
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 42 XUL!mozilla::BootstrapImpl::XRE_main(int, char**, mozilla::BootstrapConfig const&) [Bootstrap.cpp:7a44faddc33d2e5d7435fbff216cc022d0fb5e6e : 45 + 0xf1]
21:06:49 INFO - rbp = 0x00007ffee3351d00 rsp = 0x00007ffee3351bd0
21:06:49 INFO - rip = 0x000000011abfbd5d
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 43 firefox!main [nsBrowserApp.cpp:7a44faddc33d2e5d7435fbff216cc022d0fb5e6e : 295 + 0x1c5]
21:06:49 INFO - rbp = 0x00007ffee3352160 rsp = 0x00007ffee3351d10
21:06:49 INFO - rip = 0x000000010c8ae163
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 44 libdyld.dylib!start + 0x1
21:06:49 INFO - rbp = 0x00007ffee3352178 rsp = 0x00007ffee3352170
21:06:49 INFO - rip = 0x00007fff640fb085
21:06:49 INFO - Found by: previous frame's frame pointer
21:06:49 INFO - 45 libdyld.dylib!start + 0x1
21:06:49 INFO - rbp = 0x00007ffee3352178 rsp = 0x00007ffee3352178
21:06:49 INFO - rip = 0x00007fff640fb085
21:06:49 INFO - Found by: stack scanning

:ddurst - this is an intermittent issue newly observed on macosx1014-64/debug, running mochitest-chrome. Could you please pass on the ni to someone that may be able to take look?