Bug: Intermittent browser/components/customizableui/test/browser_923857_customize_mode_event_wrapping_during_reset.js | application crashed [@ __abort_with_payload + 0xa]
Status: RESOLVED
Priority: --
Resolution: DUPLICATE
Created: 2020-01-22 00:38:27+00:00
Resolved: 2020-01-27 06:21:28+00:00

**Filed by:** ncsoregi [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer.html#?job_id=285852303&repo=autoland
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/DNRiluCjQOeFdxyubn1kbA/runs/0/artifacts/public/logs/live_backing.log

---

>[task 2020-01-21T23:30:25.997Z] 23:30:25     INFO - PROCESS-CRASH | browser/components/customizableui/test/browser_923857_customize_mode_event_wrapping_during_reset.js | application crashed [@ __abort_with_payload + 0xa]
[task 2020-01-21T23:30:25.997Z] 23:30:25     INFO - Crash dump filename: /var/folders/y7/jbdwtl7n2b35n2s7h0r51ptc000017/T/tmpv9UbTr.mozrunner/minidumps/AC8016CB-0FE5-43A0-B1E6-A37F36B23796.dmp
[task 2020-01-21T23:30:25.997Z] 23:30:25     INFO - Operating system: Mac OS X
[task 2020-01-21T23:30:25.997Z] 23:30:25     INFO -                   10.14.5 18F132
[task 2020-01-21T23:30:25.997Z] 23:30:25     INFO - CPU: amd64
[task 2020-01-21T23:30:25.997Z] 23:30:25     INFO -      family 6 model 69 stepping 1
[task 2020-01-21T23:30:25.997Z] 23:30:25     INFO -      4 CPUs
[task 2020-01-21T23:30:25.997Z] 23:30:25     INFO - 
[task 2020-01-21T23:30:25.997Z] 23:30:25     INFO - GPU: UNKNOWN
[task 2020-01-21T23:30:25.997Z] 23:30:25     INFO - 
[task 2020-01-21T23:30:25.997Z] 23:30:25     INFO - Crash reason:  EXC_SOFTWARE / SIGABRT
[task 2020-01-21T23:30:25.997Z] 23:30:25     INFO - Crash address: 0x7fff5cdb6016
[task 2020-01-21T23:30:25.997Z] 23:30:25     INFO - Process uptime: 53 seconds
[task 2020-01-21T23:30:25.997Z] 23:30:25     INFO - 
[task 2020-01-21T23:30:25.998Z] 23:30:25     INFO - Thread 0 (crashed)
[task 2020-01-21T23:30:25.998Z] 23:30:25     INFO -  0  libsystem_kernel.dylib!__abort_with_payload + 0xa
[task 2020-01-21T23:30:25.998Z] 23:30:25     INFO -     rax = 0x0000000002000209   rdx = 0x0000000000000000
[task 2020-01-21T23:30:25.998Z] 23:30:25     INFO -     rcx = 0x00007ffeea4e36f8   rbx = 0x0000000000000080
[task 2020-01-21T23:30:25.998Z] 23:30:25     INFO -     rsi = 0x0000000000000001   rdi = 0x0000000000000008
[task 2020-01-21T23:30:25.998Z] 23:30:25     INFO -     rbp = 0x00007ffeea4e3740   rsp = 0x00007ffeea4e36f8
[task 2020-01-21T23:30:25.998Z] 23:30:25     INFO -      r8 = 0x0000000156fbec80    r9 = 0x0000000000000080
[task 2020-01-21T23:30:25.998Z] 23:30:25     INFO -     r10 = 0x0000000000000000   r11 = 0x0000000000000246
[task 2020-01-21T23:30:25.998Z] 23:30:25     INFO -     r12 = 0x0000000000000000   r13 = 0x0000000000000000
[task 2020-01-21T23:30:25.998Z] 23:30:25     INFO -     r14 = 0x0000000000000001   r15 = 0x0000000000000008
[task 2020-01-21T23:30:25.998Z] 23:30:25     INFO -     rip = 0x00007fff5cdb6016
[task 2020-01-21T23:30:25.998Z] 23:30:25     INFO -     Found by: given as instruction pointer in context
[task 2020-01-21T23:30:25.998Z] 23:30:25     INFO -  1  libsystem_kernel.dylib!abort_with_reason + 0x16
[task 2020-01-21T23:30:25.998Z] 23:30:25     INFO -     rbp = 0x00007ffeea4e3750   rsp = 0x00007ffeea4e3750
[task 2020-01-21T23:30:25.998Z] 23:30:25     INFO -     rip = 0x00007fff5cdb1589
[task 2020-01-21T23:30:25.998Z] 23:30:25     INFO -     Found by: previous frame's frame pointer
[task 2020-01-21T23:30:25.998Z] 23:30:25     INFO -  2  libobjc.A.dylib!_objc_fatalv(unsigned long long, unsigned long long, char const*, __va_list_tag*) + 0x6c
[task 2020-01-21T23:30:25.998Z] 23:30:25     INFO -     rbp = 0x00007ffeea4e3790   rsp = 0x00007ffeea4e3760
[task 2020-01-21T23:30:25.998Z] 23:30:25     INFO -     rip = 0x00007fff5b4978dd
[task 2020-01-21T23:30:25.998Z] 23:30:25     INFO -     Found by: previous frame's frame pointer
[task 2020-01-21T23:30:25.998Z] 23:30:25     INFO -  3  libobjc.A.dylib!_objc_fatal(char const*, ...) + 0x87
[task 2020-01-21T23:30:25.998Z] 23:30:25     INFO -     rbp = 0x00007ffeea4e3870   rsp = 0x00007ffeea4e37a0
[task 2020-01-21T23:30:25.998Z] 23:30:25     INFO -     rip = 0x00007fff5b49778f
[task 2020-01-21T23:30:25.998Z] 23:30:25     INFO -     Found by: previous frame's frame pointer
[task 2020-01-21T23:30:25.998Z] 23:30:25     INFO -  4  libobjc.A.dylib!lookUpImpOrForward + 0x4f2
[task 2020-01-21T23:30:25.999Z] 23:30:25     INFO -     rbp = 0x00007ffeea4e38d0   rsp = 0x00007ffeea4e3880
[task 2020-01-21T23:30:25.999Z] 23:30:25     INFO -     rip = 0x00007fff5b488a9e
[task 2020-01-21T23:30:25.999Z] 23:30:25     INFO -     Found by: previous frame's frame pointer
[task 2020-01-21T23:30:25.999Z] 23:30:25     INFO -  5  libobjc.A.dylib!_objc_msgSend_uncached + 0x44
[task 2020-01-21T23:30:25.999Z] 23:30:25     INFO -     rbp = 0x00007ffeea4e39a0   rsp = 0x00007ffeea4e38e0
[task 2020-01-21T23:30:25.999Z] 23:30:25     INFO -     rip = 0x00007fff5b488114
[task 2020-01-21T23:30:25.999Z] 23:30:25     INFO -     Found by: previous frame's frame pointer
[task 2020-01-21T23:30:25.999Z] 23:30:25     INFO -  6  AppKit!-[NSView buildLayerTreeWithOwnLayerRequirement:someAncestorWantsLayer:] + 0xcac
[task 2020-01-21T23:30:25.999Z] 23:30:25     INFO -     rbp = 0x00007ffeea4e3e30   rsp = 0x00007ffeea4e39b0
[task 2020-01-21T23:30:25.999Z] 23:30:25     INFO -     rip = 0x00007fff2e4c66fa
[task 2020-01-21T23:30:25.999Z] 23:30:25     INFO -     Found by: previous frame's frame pointer
[task 2020-01-21T23:30:25.999Z] 23:30:25     INFO -  7  AppKit!-[NSView buildLayerTreeWithOwnLayerRequirement:someAncestorWantsLayer:] + 0x4c9
[task 2020-01-21T23:30:25.999Z] 23:30:25     INFO -     rbp = 0x00007ffeea4e42c0   rsp = 0x00007ffeea4e3e40
[task 2020-01-21T23:30:25.999Z] 23:30:25     INFO -     rip = 0x00007fff2e4c5f17
[task 2020-01-21T23:30:25.999Z] 23:30:25     INFO -     Found by: previous frame's frame pointer
[task 2020-01-21T23:30:25.999Z] 23:30:25     INFO -  8  AppKit!-[NSView buildLayerTreeWithOwnLayerRequirement:someAncestorWantsLayer:] + 0x4c9
[task 2020-01-21T23:30:25.999Z] 23:30:25     INFO -     rbp = 0x00007ffeea4e4750   rsp = 0x00007ffeea4e42d0
[task 2020-01-21T23:30:25.999Z] 23:30:25     INFO -     rip = 0x00007fff2e4c5f17
[task 2020-01-21T23:30:25.999Z] 23:30:25     INFO -     Found by: previous frame's frame pointer
[task 2020-01-21T23:30:25.999Z] 23:30:25     INFO -  9  AppKit!-[NSView buildLayerTreeWithOwnLayerRequirement:someAncestorWantsLayer:] + 0x4c9
[task 2020-01-21T23:30:25.999Z] 23:30:25     INFO -     rbp = 0x00007ffeea4e4be0   rsp = 0x00007ffeea4e4760
[task 2020-01-21T23:30:25.999Z] 23:30:25     INFO -     rip = 0x00007fff2e4c5f17
[task 2020-01-21T23:30:25.999Z] 23:30:25     INFO -     Found by: previous frame's frame pointer
[task 2020-01-21T23:30:25.999Z] 23:30:25     INFO - 10  AppKit!-[NSView buildLayerTree] + 0x1d1
[task 2020-01-21T23:30:25.999Z] 23:30:25     INFO -     rbp = 0x00007ffeea4e4c40   rsp = 0x00007ffeea4e4bf0
[task 2020-01-21T23:30:26.000Z] 23:30:25     INFO -     rip = 0x00007fff2e4c5a08
[task 2020-01-21T23:30:26.000Z] 23:30:25     INFO -     Found by: previous frame's frame pointer
[task 2020-01-21T23:30:26.000Z] 23:30:26     INFO - 11  AppKit!NSViewBuildLayerTreeForDisplay + 0x2e
[task 2020-01-21T23:30:26.000Z] 23:30:26     INFO -     rbp = 0x00007ffeea4e4c90   rsp = 0x00007ffeea4e4c50
[task 2020-01-21T23:30:26.000Z] 23:30:26     INFO -     rip = 0x00007fff2e4c565e
[task 2020-01-21T23:30:26.000Z] 23:30:26     INFO -     Found by: previous frame's frame pointer
[task 2020-01-21T23:30:26.000Z] 23:30:26     INFO - 12  AppKit!-[NSWindow displayIfNeeded] + 0xe5
[task 2020-01-21T23:30:26.000Z] 23:30:26     INFO -     rbp = 0x00007ffeea4e4cc0   rsp = 0x00007ffeea4e4ca0
[task 2020-01-21T23:30:26.000Z] 23:30:26     INFO -     rip = 0x00007fff2e4c55cc
[task 2020-01-21T23:30:26.000Z] 23:30:26     INFO -     Found by: previous frame's frame pointer
[task 2020-01-21T23:30:26.000Z] 23:30:26     INFO - 13  AppKit!__NSWindowGetDisplayCycleObserverForDisplay_block_invoke + 0x2ac
[task 2020-01-21T23:30:26.000Z] 23:30:26     INFO -     rbp = 0x00007ffeea4e4d20   rsp = 0x00007ffeea4e4cd0
[task 2020-01-21T23:30:26.000Z] 23:30:26     INFO -     rip = 0x00007fff2e4c5440
[task 2020-01-21T23:30:26.000Z] 23:30:26     INFO -     Found by: previous frame's frame pointer
[task 2020-01-21T23:30:26.000Z] 23:30:26     INFO - 14  AppKit!NSDisplayCycleObserverInvoke + 0xa2
[task 2020-01-21T23:30:26.000Z] 23:30:26     INFO -     rbp = 0x00007ffeea4e4d70   rsp = 0x00007ffeea4e4d30
[task 2020-01-21T23:30:26.000Z] 23:30:26     INFO -     rip = 0x00007fff2e4c0534
[task 2020-01-21T23:30:26.000Z] 23:30:26     INFO -     Found by: previous frame's frame pointer
[task 2020-01-21T23:30:26.000Z] 23:30:26     INFO - 15  AppKit!NSDisplayCycleFlush + 0x406
[task 2020-01-21T23:30:26.000Z] 23:30:26     INFO -     rbp = 0x00007ffeea4e4f30   rsp = 0x00007ffeea4e4d80
[task 2020-01-21T23:30:26.000Z] 23:30:26     INFO -     rip = 0x00007fff2e4c00b4
[task 2020-01-21T23:30:26.000Z] 23:30:26     INFO -     Found by: previous frame's frame pointer
[task 2020-01-21T23:30:26.000Z] 23:30:26     INFO - 16  QuartzCore!CA::Transaction::run_commit_handlers(CATransactionPhase) + 0x31
[task 2020-01-21T23:30:26.000Z] 23:30:26     INFO -     rbp = 0x00007ffeea4e4f60   rsp = 0x00007ffeea4e4f40
[task 2020-01-21T23:30:26.000Z] 23:30:26     INFO -     rip = 0x00007fff3b7a6003
[task 2020-01-21T23:30:26.000Z] 23:30:26     INFO -     Found by: previous frame's frame pointer
[task 2020-01-21T23:30:26.001Z] 23:30:26     INFO - 17  QuartzCore!CA::Transaction::commit() + 0xd5
[task 2020-01-21T23:30:26.001Z] 23:30:26     INFO -     rbp = 0x00007ffeea4e5000   rsp = 0x00007ffeea4e4f70
[task 2020-01-21T23:30:26.001Z] 23:30:26     INFO -     rip = 0x00007fff3b7a574b
[task 2020-01-21T23:30:26.001Z] 23:30:26     INFO -     Found by: previous frame's frame pointer
[task 2020-01-21T23:30:26.001Z] 23:30:26     INFO - 18  AppKit!__65+[CATransaction(NSCATransaction) NS_setFlushesWithDisplayRefresh]_block_invoke + 0x112
[task 2020-01-21T23:30:26.001Z] 23:30:26     INFO -     rbp = 0x00007ffeea4e5130   rsp = 0x00007ffeea4e5010
[task 2020-01-21T23:30:26.001Z] 23:30:26     INFO -     rip = 0x00007fff2e4bfa4d
[task 2020-01-21T23:30:26.001Z] 23:30:26     INFO -     Found by: previous frame's frame pointer
[task 2020-01-21T23:30:26.001Z] 23:30:26     INFO - 19  CoreFoundation + 0x98928
[task 2020-01-21T23:30:26.001Z] 23:30:26     INFO -     rbp = 0x00007ffeea4e5140   rsp = 0x00007ffeea4e5140
[task 2020-01-21T23:30:26.001Z] 23:30:26     INFO -     rip = 0x00007fff30d96928
[task 2020-01-21T23:30:26.001Z] 23:30:26     INFO -     Found by: previous frame's frame pointer
[task 2020-01-21T23:30:26.001Z] 23:30:26     INFO - 20  CoreFoundation + 0x9885d
[task 2020-01-21T23:30:26.001Z] 23:30:26     INFO -     rbp = 0x00007ffeea4e5200   rsp = 0x00007ffeea4e5150
[task 2020-01-21T23:30:26.001Z] 23:30:26     INFO -     rip = 0x00007fff30d9685d
[task 2020-01-21T23:30:26.001Z] 23:30:26     INFO -     Found by: previous frame's frame pointer
[task 2020-01-21T23:30:26.001Z] 23:30:26     INFO - 21  CoreFoundation + 0x3af80
[task 2020-01-21T23:30:26.001Z] 23:30:26     INFO -     rbp = 0x00007ffeea4e5f10   rsp = 0x00007ffeea4e5210
[task 2020-01-21T23:30:26.001Z] 23:30:26     INFO -     rip = 0x00007fff30d38f80
[task 2020-01-21T23:30:26.001Z] 23:30:26     INFO -     Found by: previous frame's frame pointer
[task 2020-01-21T23:30:26.001Z] 23:30:26     INFO - 22  CoreFoundation + 0x3a8be
[task 2020-01-21T23:30:26.001Z] 23:30:26     INFO -     rbp = 0x00007ffeea4e5fa0   rsp = 0x00007ffeea4e5f20
[task 2020-01-21T23:30:26.001Z] 23:30:26     INFO -     rip = 0x00007fff30d388be
[task 2020-01-21T23:30:26.001Z] 23:30:26     INFO -     Found by: previous frame's frame pointer
[task 2020-01-21T23:30:26.001Z] 23:30:26     INFO - 23  HIToolbox!RunCurrentEventLoopInMode + 0x124
[task 2020-01-21T23:30:26.001Z] 23:30:26     INFO -     rbp = 0x00007ffeea4e5ff0   rsp = 0x00007ffeea4e5fb0
[task 2020-01-21T23:30:26.001Z] 23:30:26     INFO -     rip = 0x00007fff3002496b
[task 2020-01-21T23:30:26.002Z] 23:30:26     INFO -     Found by: previous frame's frame pointer
[task 2020-01-21T23:30:26.002Z] 23:30:26     INFO - 24  HIToolbox!ReceiveNextEventCommon + 0x163
[task 2020-01-21T23:30:26.002Z] 23:30:26     INFO -     rbp = 0x00007ffeea4e6070   rsp = 0x00007ffeea4e6000
[task 2020-01-21T23:30:26.002Z] 23:30:26     INFO -     rip = 0x00007fff300245ad
[task 2020-01-21T23:30:26.002Z] 23:30:26     INFO -     Found by: previous frame's frame pointer
[task 2020-01-21T23:30:26.002Z] 23:30:26     INFO - 25  HIToolbox!_BlockUntilNextEventMatchingListInModeWithFilter + 0x40
[task 2020-01-21T23:30:26.002Z] 23:30:26     INFO -     rbp = 0x00007ffeea4e6090   rsp = 0x00007ffeea4e6080
[task 2020-01-21T23:30:26.002Z] 23:30:26     INFO -     rip = 0x00007fff30024436
[task 2020-01-21T23:30:26.002Z] 23:30:26     INFO -     Found by: previous frame's frame pointer
[task 2020-01-21T23:30:26.002Z] 23:30:26     INFO - 26  AppKit!_DPSNextEvent + 0x3c5
[task 2020-01-21T23:30:26.002Z] 23:30:26     INFO -     rbp = 0x00007ffeea4e64a0   rsp = 0x00007ffeea4e60a0
[task 2020-01-21T23:30:26.002Z] 23:30:26     INFO -     rip = 0x00007fff2e3be987
[task 2020-01-21T23:30:26.002Z] 23:30:26     INFO -     Found by: previous frame's frame pointer
[task 2020-01-21T23:30:26.002Z] 23:30:26     INFO - 27  AppKit!-[NSApplication(NSEvent) _nextEventMatchingEventMask:untilDate:inMode:dequeue:] + 0x551
[task 2020-01-21T23:30:26.002Z] 23:30:26     INFO -     rbp = 0x00007ffeea4e6720   rsp = 0x00007ffeea4e64b0
[task 2020-01-21T23:30:26.002Z] 23:30:26     INFO -     rip = 0x00007fff2e3bd71f
[task 2020-01-21T23:30:26.002Z] 23:30:26     INFO -     Found by: previous frame's frame pointer
[task 2020-01-21T23:30:26.002Z] 23:30:26     INFO - 28  XUL!-[GeckoNSApplication nextEventMatchingMask:untilDate:inMode:dequeue:] [nsAppShell.mm:cd02b96bdce57d9ae53b632ca4740c871d3ecc32 : 169 + 0x2c]
[task 2020-01-21T23:30:26.002Z] 23:30:26     INFO -     rbp = 0x00007ffeea4e6790   rsp = 0x00007ffeea4e6730
[task 2020-01-21T23:30:26.002Z] 23:30:26     INFO -     rip = 0x0000000112b6bbe9
[task 2020-01-21T23:30:26.002Z] 23:30:26     INFO -     Found by: previous frame's frame pointer
[task 2020-01-21T23:30:26.002Z] 23:30:26     INFO - 29  AppKit!-[NSApplication run] + 0x2bb
[task 2020-01-21T23:30:26.002Z] 23:30:26     INFO -     rbp = 0x00007ffeea4e6860   rsp = 0x00007ffeea4e67a0
[task 2020-01-21T23:30:26.002Z] 23:30:26     INFO -     rip = 0x00007fff2e3b783c
[task 2020-01-21T23:30:26.002Z] 23:30:26     INFO -     Found by: previous frame's frame pointer
[task 2020-01-21T23:30:26.002Z] 23:30:26     INFO - 30  XUL!nsAppShell::Run() [nsAppShell.mm:cd02b96bdce57d9ae53b632ca4740c871d3ecc32 : 703 + 0x1a]
[task 2020-01-21T23:30:26.003Z] 23:30:26     INFO -     rbp = 0x00007ffeea4e68b0   rsp = 0x00007ffeea4e6870
[task 2020-01-21T23:30:26.003Z] 23:30:26     INFO -     rip = 0x0000000112b6d64d
[task 2020-01-21T23:30:26.003Z] 23:30:26     INFO -     Found by: previous frame's frame pointer
[task 2020-01-21T23:30:26.003Z] 23:30:26     INFO - 31  XUL!nsAppStartup::Run() [nsAppStartup.cpp:cd02b96bdce57d9ae53b632ca4740c871d3ecc32 : 272 + 0xf]
[task 2020-01-21T23:30:26.003Z] 23:30:26     INFO -     rbp = 0x00007ffeea4e68d0   rsp = 0x00007ffeea4e68c0
[task 2020-01-21T23:30:26.003Z] 23:30:26     INFO -     rip = 0x00000001142dc32b
[task 2020-01-21T23:30:26.003Z] 23:30:26     INFO -     Found by: previous frame's frame pointer
[task 2020-01-21T23:30:26.003Z] 23:30:26     INFO - 32  XUL!XREMain::XRE_mainRun() [nsAppRunner.cpp:cd02b96bdce57d9ae53b632ca4740c871d3ecc32 : 4603 + 0x16]
[task 2020-01-21T23:30:26.003Z] 23:30:26     INFO -     rbp = 0x00007ffeea4e6a20   rsp = 0x00007ffeea4e68e0
[task 2020-01-21T23:30:26.003Z] 23:30:26     INFO -     rip = 0x0000000114465ce1
[task 2020-01-21T23:30:26.003Z] 23:30:26     INFO -     Found by: previous frame's frame pointer
[task 2020-01-21T23:30:26.003Z] 23:30:26     INFO - 33  XUL!XREMain::XRE_main(int, char**, mozilla::BootstrapConfig const&) [nsAppRunner.cpp:cd02b96bdce57d9ae53b632ca4740c871d3ecc32 : 4740 + 0x8]
[task 2020-01-21T23:30:26.003Z] 23:30:26     INFO -     rbp = 0x00007ffeea4e6b10   rsp = 0x00007ffeea4e6a30
[task 2020-01-21T23:30:26.003Z] 23:30:26     INFO -     rip = 0x0000000114467030
[task 2020-01-21T23:30:26.003Z] 23:30:26     INFO -     Found by: previous frame's frame pointer
[task 2020-01-21T23:30:26.003Z] 23:30:26     INFO - 34  XUL!XRE_main(int, char**, mozilla::BootstrapConfig const&) [nsAppRunner.cpp:cd02b96bdce57d9ae53b632ca4740c871d3ecc32 : 4821 + 0x11]
[task 2020-01-21T23:30:26.003Z] 23:30:26     INFO -     rbp = 0x00007ffeea4e6c60   rsp = 0x00007ffeea4e6b20
[task 2020-01-21T23:30:26.003Z] 23:30:26     INFO -     rip = 0x0000000114467b52
[task 2020-01-21T23:30:26.003Z] 23:30:26     INFO -     Found by: previous frame's frame pointer
[task 2020-01-21T23:30:26.003Z] 23:30:26     INFO - 35  firefox + 0x1684
[task 2020-01-21T23:30:26.003Z] 23:30:26     INFO -     rbp = 0x00007ffeea4e70e0   rsp = 0x00007ffeea4e6c70
[task 2020-01-21T23:30:26.003Z] 23:30:26     INFO -     rip = 0x0000000105719684
[task 2020-01-21T23:30:26.003Z] 23:30:26     INFO -     Found by: previous frame's frame pointer
[task 2020-01-21T23:30:26.003Z] 23:30:26     INFO - 36  libdyld.dylib!start + 0x1
[task 2020-01-21T23:30:26.003Z] 23:30:26     INFO -     rbp = 0x00007ffeea4e70f0   rsp = 0x00007ffeea4e70f0
[task 2020-01-21T23:30:26.003Z] 23:30:26     INFO -     rip = 0x00007fff5cc633d5
[task 2020-01-21T23:30:26.003Z] 23:30:26     INFO -     Found by: previous frame's frame pointer
[task 2020-01-21T23:30:26.004Z] 23:30:26     INFO - 

* TEST-START | browser/components/customizableui/test/browser_923857_customize_mode_event_wrapping_during_reset.js*