Filed by: imoraru [at] mozilla.com
Parsed log: https://treeherder.mozilla.org/logviewer?job_id=359154978&repo=autoland
Full log: https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/KBhY-Pe7QLK2PqEgYAj53g/runs/0/artifacts/public/logs/live_backing.log

[task 2021-11-24T22:13:45.038Z] 22:13:45     INFO -  TEST-START | gfx/layers/apz/test/mochitest/test_group_touchevents-4.html
[task 2021-11-24T22:14:05.240Z] 22:14:05     INFO -  wait for org.mozilla.geckoview.test_runner complete; top activity=com.android.launcher3
[task 2021-11-24T22:14:05.240Z] 22:14:05     INFO -  runtestsremote.py | Application ran for: 0:02:27.022914
[task 2021-11-24T22:14:05.346Z] 22:14:05     INFO -  mozcrash Copy/paste: /builds/worker/fetches/minidump_stackwalk/minidump_stackwalk --human /tmp/tmpo973jy00/4ac6e1a8-ede5-4d6f-dec8-47071773b451.dmp /builds/worker/workspace/build/symbols --symbols-url=https://symbols.mozilla.org/
[task 2021-11-24T22:14:07.829Z] 22:14:07     INFO -  mozcrash Saved minidump as /builds/worker/workspace/build/blobber_upload_dir/4ac6e1a8-ede5-4d6f-dec8-47071773b451.dmp
[task 2021-11-24T22:14:07.829Z] 22:14:07     INFO -  mozcrash Saved app info as /builds/worker/workspace/build/blobber_upload_dir/4ac6e1a8-ede5-4d6f-dec8-47071773b451.extra
[task 2021-11-24T22:14:07.835Z] 22:14:07  WARNING -  PROCESS-CRASH | gfx/layers/apz/test/mochitest/test_group_touchevents-4.html | application crashed [@ mozilla::detail::InvalidArrayIndex_CRASH(unsigned long, unsigned long)]
[task 2021-11-24T22:14:07.835Z] 22:14:07     INFO -  Crash dump filename: /tmp/tmpo973jy00/4ac6e1a8-ede5-4d6f-dec8-47071773b451.dmp
[task 2021-11-24T22:14:07.835Z] 22:14:07     INFO -  Operating system: Android
[task 2021-11-24T22:14:07.836Z] 22:14:07     INFO -                    0.0.0 Linux 3.10.0+ #260 SMP PREEMPT Fri May 19 12:48:14 PDT 2017 x86_64
[task 2021-11-24T22:14:07.836Z] 22:14:07     INFO -  CPU: amd64
[task 2021-11-24T22:14:07.836Z] 22:14:07     INFO -       family 6 model 6 stepping 3
[task 2021-11-24T22:14:07.836Z] 22:14:07     INFO -       4 CPUs
[task 2021-11-24T22:14:07.836Z] 22:14:07     INFO -  Crash reason:  SIGSEGV / SEGV_MAPERR
[task 2021-11-24T22:14:07.836Z] 22:14:07     INFO -  Crash address: 0x0
[task 2021-11-24T22:14:07.837Z] 22:14:07     INFO -  Process uptime: not available
[task 2021-11-24T22:14:07.837Z] 22:14:07     INFO -  Thread 11  (crashed)
[task 2021-11-24T22:14:07.837Z] 22:14:07     INFO -   0  libmozglue.so!mozilla::detail::InvalidArrayIndex_CRASH(unsigned long, unsigned long) [Assertions.cpp:5994ceff9c9a4e73c0d596f9387eff74c25b4080 : 50 + 0x24]
[task 2021-11-24T22:14:07.837Z] 22:14:07     INFO -      rax = 0x0000000000000077   rdx = 0x0000000000000004
[task 2021-11-24T22:14:07.838Z] 22:14:07     INFO -      rcx = 0x5f96cd7ecef15731   rbx = 0x0000000000000001
[task 2021-11-24T22:14:07.838Z] 22:14:07     INFO -      rsi = 0x00007a856b92c1b0   rdi = 0x000000000000001b
[task 2021-11-24T22:14:07.838Z] 22:14:07     INFO -      rbp = 0x00007a856b92c860   rsp = 0x00007a856b92c860
[task 2021-11-24T22:14:07.838Z] 22:14:07     INFO -       r8 = 0x0000000000000000    r9 = 0x00007a8589217090
[task 2021-11-24T22:14:07.838Z] 22:14:07     INFO -      r10 = 0x0000000000000019   r11 = 0x0000000000000246
[task 2021-11-24T22:14:07.839Z] 22:14:07     INFO -      r12 = 0x00007a85523b4368   r13 = 0x0000000000000002
[task 2021-11-24T22:14:07.839Z] 22:14:07     INFO -      r14 = 0x00007a8552314270   r15 = 0x00007a856b92c910
[task 2021-11-24T22:14:07.839Z] 22:14:07     INFO -      rip = 0x00007a856acd33df
[task 2021-11-24T22:14:07.839Z] 22:14:07     INFO -      Found by: given as instruction pointer in context
[task 2021-11-24T22:14:07.840Z] 22:14:07     INFO -   1  libxul.so!nsTArray_Impl<mozilla::layers::MatrixMessage, nsTArrayInfallibleAllocator>::ElementAt(unsigned long) const [nsTArray.h:5994ceff9c9a4e73c0d596f9387eff74c25b4080 : 1208 + 0xa]
[task 2021-11-24T22:14:07.840Z] 22:14:07     INFO -      rbp = 0x00007a856b92c870   rsp = 0x00007a856b92c870
[task 2021-11-24T22:14:07.840Z] 22:14:07     INFO -      rip = 0x00007a8560c1a5dc
[task 2021-11-24T22:14:07.841Z] 22:14:07     INFO -      Found by: previous frame's frame pointer
[task 2021-11-24T22:14:07.841Z] 22:14:07     INFO -   2  libxul.so!bool nsTArray_Impl<mozilla::layers::MatrixMessage, nsTArrayInfallibleAllocator>::operator==<nsTArrayInfallibleAllocator>(nsTArray_Impl<mozilla::layers::MatrixMessage, nsTArrayInfallibleAllocator> const&) const [nsTArray.h:5994ceff9c9a4e73c0d596f9387eff74c25b4080 : 1119 + 0x18]
[task 2021-11-24T22:14:07.842Z] 22:14:07     INFO -      rbp = 0x00007a856b92c8b0   rsp = 0x00007a856b92c880
[task 2021-11-24T22:14:07.842Z] 22:14:07     INFO -      rip = 0x00007a85610f6c1e
[task 2021-11-24T22:14:07.842Z] 22:14:07     INFO -      Found by: previous frame's frame pointer
[task 2021-11-24T22:14:07.842Z] 22:14:07     INFO -   3  libxul.so!nsTArray_Impl<mozilla::layers::MatrixMessage, nsTArrayInfallibleAllocator>::operator!=(nsTArray_Impl<mozilla::layers::MatrixMessage, nsTArrayInfallibleAllocator> const&) const [nsTArray.h:5994ceff9c9a4e73c0d596f9387eff74c25b4080 : 1130 + 0x4]
[task 2021-11-24T22:14:07.843Z] 22:14:07     INFO -      rbp = 0x00007a856b92c8c0   rsp = 0x00007a856b92c8c0
[task 2021-11-24T22:14:07.843Z] 22:14:07     INFO -      rip = 0x00007a85610e2c65
[task 2021-11-24T22:14:07.843Z] 22:14:07     INFO -      Found by: previous frame's frame pointer
[task 2021-11-24T22:14:07.844Z] 22:14:07     INFO -   4  libxul.so!mozilla::layers::APZCTreeManager::SendSubtreeTransformsToChromeMainThread(mozilla::layers::AsyncPanZoomController const*) [APZCTreeManager.cpp:5994ceff9c9a4e73c0d596f9387eff74c25b4080 : 3574 + 0xe]
[task 2021-11-24T22:14:07.844Z] 22:14:07     INFO -      rbp = 0x00007a856b92c950   rsp = 0x00007a856b92c8d0
[task 2021-11-24T22:14:07.844Z] 22:14:07     INFO -      rip = 0x00007a85610d729c
[task 2021-11-24T22:14:07.844Z] 22:14:07     INFO -      Found by: previous frame's frame pointer
[task 2021-11-24T22:14:07.845Z] 22:14:07     INFO -   5  libxul.so!mozilla::detail::RunnableMethodImpl<mozilla::layers::APZCTreeManager*, void (mozilla::layers::APZCTreeManager::*)(mozilla::layers::AsyncPanZoomController const*), true, (mozilla::RunnableKind)0, mozilla::layers::AsyncPanZoomController*>::Run() [nsThreadUtils.h:5994ceff9c9a4e73c0d596f9387eff74c25b4080 : 1200 + 0x1a]
[task 2021-11-24T22:14:07.845Z] 22:14:07     INFO -      rbp = 0x00007a856b92c960   rsp = 0x00007a856b92c960
[task 2021-11-24T22:14:07.845Z] 22:14:07     INFO -      rip = 0x00007a8561119e6f
[task 2021-11-24T22:14:07.845Z] 22:14:07     INFO -      Found by: previous frame's frame pointer
[task 2021-11-24T22:14:07.845Z] 22:14:07     INFO -   6  libxul.so!mozilla::RunnableTask::Run() [TaskController.cpp:5994ceff9c9a4e73c0d596f9387eff74c25b4080 : 468 + 0x10]
[task 2021-11-24T22:14:07.845Z] 22:14:07     INFO -      rbp = 0x00007a856b92cdf0   rsp = 0x00007a856b92c970
[task 2021-11-24T22:14:07.845Z] 22:14:07     INFO -      rip = 0x00007a856044e82e
[task 2021-11-24T22:14:07.845Z] 22:14:07     INFO -      Found by: previous frame's frame pointer
[task 2021-11-24T22:14:07.846Z] 22:14:07     INFO -   7  libxul.so!mozilla::TaskController::DoExecuteNextTaskOnlyMainThreadInternal(mozilla::detail::BaseAutoLock<mozilla::Mutex&> const&) [TaskController.cpp:5994ceff9c9a4e73c0d596f9387eff74c25b4080 : 771 + 0x8]
[task 2021-11-24T22:14:07.846Z] 22:14:07     INFO -      rbp = 0x00007a856b92cfd0   rsp = 0x00007a856b92ce00
[task 2021-11-24T22:14:07.846Z] 22:14:07     INFO -      rip = 0x00007a8560438b80
[task 2021-11-24T22:14:07.846Z] 22:14:07     INFO -      Found by: previous frame's frame pointer
[task 2021-11-24T22:14:07.847Z] 22:14:07     INFO -   8  libxul.so!mozilla::TaskController::ExecuteNextTaskOnlyMainThreadInternal(mozilla::detail::BaseAutoLock<mozilla::Mutex&> const&) [TaskController.cpp:5994ceff9c9a4e73c0d596f9387eff74c25b4080 : 607 + 0x4]
[task 2021-11-24T22:14:07.847Z] 22:14:07     INFO -      rbp = 0x00007a856b92d030   rsp = 0x00007a856b92cfe0
[task 2021-11-24T22:14:07.847Z] 22:14:07     INFO -      rip = 0x00007a8560437ec0
[task 2021-11-24T22:14:07.847Z] 22:14:07     INFO -      Found by: previous frame's frame pointer
[task 2021-11-24T22:14:07.847Z] 22:14:07     INFO -   9  libxul.so!mozilla::TaskController::ProcessPendingMTTask(bool) [TaskController.cpp:5994ceff9c9a4e73c0d596f9387eff74c25b4080 : 391 + 0xb]
[task 2021-11-24T22:14:07.848Z] 22:14:07     INFO -      rbp = 0x00007a856b92d080   rsp = 0x00007a856b92d040
[task 2021-11-24T22:14:07.848Z] 22:14:07     INFO -      rip = 0x00007a85604380e0
[task 2021-11-24T22:14:07.848Z] 22:14:07     INFO -      Found by: previous frame's frame pointer
[task 2021-11-24T22:14:07.848Z] 22:14:07     INFO -  10  libxul.so!mozilla::detail::RunnableFunction<mozilla::TaskController::InitializeInternal()::$_0>::Run() [nsThreadUtils.h:5994ceff9c9a4e73c0d596f9387eff74c25b4080 : 531 + 0xe]
[task 2021-11-24T22:14:07.848Z] 22:14:07     INFO -      rbp = 0x00007a856b92d090   rsp = 0x00007a856b92d090
[task 2021-11-24T22:14:07.848Z] 22:14:07     INFO -      rip = 0x00007a8560452789
[task 2021-11-24T22:14:07.849Z] 22:14:07     INFO -      Found by: previous frame's frame pointer
[task 2021-11-24T22:14:07.849Z] 22:14:07     INFO -  11  libxul.so!nsThread::ProcessNextEvent(bool, bool*) [nsThread.cpp:5994ceff9c9a4e73c0d596f9387eff74c25b4080 : 1183 + 0xd]
[task 2021-11-24T22:14:07.849Z] 22:14:07     INFO -      rbp = 0x00007a856b92d1c0   rsp = 0x00007a856b92d0a0
[task 2021-11-24T22:14:07.849Z] 22:14:07     INFO -      rip = 0x00007a8560445034
[task 2021-11-24T22:14:07.849Z] 22:14:07     INFO -      Found by: previous frame's frame pointer
[task 2021-11-24T22:14:07.849Z] 22:14:07     INFO -  12  libxul.so!NS_ProcessNextEvent(nsIThread*, bool) [nsThreadUtils.cpp:5994ceff9c9a4e73c0d596f9387eff74c25b4080 : 467 + 0xf]
[task 2021-11-24T22:14:07.850Z] 22:14:07     INFO -      rbp = 0x00007a856b92d200   rsp = 0x00007a856b92d1d0
[task 2021-11-24T22:14:07.850Z] 22:14:07     INFO -      rip = 0x00007a85604495cf
[task 2021-11-24T22:14:07.850Z] 22:14:07     INFO -      Found by: previous frame's frame pointer
[task 2021-11-24T22:14:07.850Z] 22:14:07     INFO -  13  libxul.so!mozilla::ipc::MessagePump::Run(base::MessagePump::Delegate*) [MessagePump.cpp:5994ceff9c9a4e73c0d596f9387eff74c25b4080 : 85 + 0x9]
[task 2021-11-24T22:14:07.850Z] 22:14:07     INFO -      rbp = 0x00007a856b92d250   rsp = 0x00007a856b92d210
[task 2021-11-24T22:14:07.851Z] 22:14:07     INFO -      rip = 0x00007a8560a7cfca
[task 2021-11-24T22:14:07.851Z] 22:14:07     INFO -      Found by: previous frame's frame pointer
[task 2021-11-24T22:14:07.851Z] 22:14:07     INFO -  14  libxul.so!MessageLoop::RunInternal() [message_loop.cc:5994ceff9c9a4e73c0d596f9387eff74c25b4080 : 331 + 0x16]
[task 2021-11-24T22:14:07.851Z] 22:14:07     INFO -      rbp = 0x00007a856b92d290   rsp = 0x00007a856b92d260
[task 2021-11-24T22:14:07.851Z] 22:14:07     INFO -      rip = 0x00007a8560a1e748
[task 2021-11-24T22:14:07.852Z] 22:14:07     INFO -      Found by: previous frame's frame pointer
[task 2021-11-24T22:14:07.852Z] 22:14:07     INFO -  15  libxul.so!MessageLoop::Run() [message_loop.cc:5994ceff9c9a4e73c0d596f9387eff74c25b4080 : 306 + 0x7]
[task 2021-11-24T22:14:07.852Z] 22:14:07     INFO -      rbp = 0x00007a856b92d2d0   rsp = 0x00007a856b92d2a0
[task 2021-11-24T22:14:07.852Z] 22:14:07     INFO -      rip = 0x00007a8560a1e6b1
[task 2021-11-24T22:14:07.852Z] 22:14:07     INFO -      Found by: previous frame's frame pointer
[task 2021-11-24T22:14:07.853Z] 22:14:07     INFO -  16  libxul.so!nsBaseAppShell::Run() [nsBaseAppShell.cpp:5994ceff9c9a4e73c0d596f9387eff74c25b4080 : 137 + 0xc]
[task 2021-11-24T22:14:07.853Z] 22:14:07     INFO -      rbp = 0x00007a856b92d2f0   rsp = 0x00007a856b92d2e0
[task 2021-11-24T22:14:07.853Z] 22:14:07     INFO -      rip = 0x00007a8562ecd31b
[task 2021-11-24T22:14:07.853Z] 22:14:07     INFO -      Found by: previous frame's frame pointer
[task 2021-11-24T22:14:07.853Z] 22:14:07     INFO -  17  libxul.so!nsAppStartup::Run() [nsAppStartup.cpp:5994ceff9c9a4e73c0d596f9387eff74c25b4080 : 295 + 0x11]
[task 2021-11-24T22:14:07.853Z] 22:14:07     INFO -      rbp = 0x00007a856b92d320   rsp = 0x00007a856b92d300
[task 2021-11-24T22:14:07.854Z] 22:14:07     INFO -      rip = 0x00007a8563f9d96b
[task 2021-11-24T22:14:07.854Z] 22:14:07     INFO -      Found by: previous frame's frame pointer
[task 2021-11-24T22:14:07.854Z] 22:14:07     INFO -  18  libxul.so!XREMain::XRE_mainRun() [nsAppRunner.cpp:5994ceff9c9a4e73c0d596f9387eff74c25b4080 : 5310 + 0xd]
[task 2021-11-24T22:14:07.854Z] 22:14:07     INFO -      rbp = 0x00007a856b92d4d0   rsp = 0x00007a856b92d330
[task 2021-11-24T22:14:07.854Z] 22:14:07     INFO -      rip = 0x00007a856406351a
[task 2021-11-24T22:14:07.854Z] 22:14:07     INFO -      Found by: previous frame's frame pointer
[task 2021-11-24T22:14:07.854Z] 22:14:07     INFO -  19  libxul.so!XREMain::XRE_main(int, char**, mozilla::BootstrapConfig const&) [nsAppRunner.cpp:5994ceff9c9a4e73c0d596f9387eff74c25b4080 : 5495 + 0x7]
[task 2021-11-24T22:14:07.854Z] 22:14:07     INFO -      rbp = 0x00007a856b92d570   rsp = 0x00007a856b92d4e0
[task 2021-11-24T22:14:07.854Z] 22:14:07     INFO -      rip = 0x00007a85640640d8
[task 2021-11-24T22:14:07.855Z] 22:14:07     INFO -      Found by: previous frame's frame pointer
[task 2021-11-24T22:14:07.855Z] 22:14:07     INFO -  20  libxul.so!XRE_main(int, char**, mozilla::BootstrapConfig const&) [nsAppRunner.cpp:5994ceff9c9a4e73c0d596f9387eff74c25b4080 : 5554 + 0x10]
[task 2021-11-24T22:14:07.855Z] 22:14:07     INFO -      rbp = 0x00007a856b92d690   rsp = 0x00007a856b92d580
[task 2021-11-24T22:14:07.855Z] 22:14:07     INFO -      rip = 0x00007a85640646de
[task 2021-11-24T22:14:07.855Z] 22:14:07     INFO -      Found by: previous frame's frame pointer
[task 2021-11-24T22:14:07.855Z] 22:14:07     INFO -  21  libxul.so!GeckoStart [nsAndroidStartup.cpp:5994ceff9c9a4e73c0d596f9387eff74c25b4080 : 54 + 0xa]
[task 2021-11-24T22:14:07.855Z] 22:14:07     INFO -      rbp = 0x00007a856b92d6e0   rsp = 0x00007a856b92d6a0
[task 2021-11-24T22:14:07.855Z] 22:14:07     INFO -      rip = 0x00007a856406747d
[task 2021-11-24T22:14:07.856Z] 22:14:07     INFO -      Found by: previous frame's frame pointer
[task 2021-11-24T22:14:07.856Z] 22:14:07     INFO -  22  libmozglue.so!Java_org_mozilla_gecko_mozglue_GeckoLoader_nativeRun [APKOpen.cpp:5994ceff9c9a4e73c0d596f9387eff74c25b4080 : 386 + 0x2e]
[task 2021-11-24T22:14:07.856Z] 22:14:07     INFO -      rbp = 0x00007a856b92d770   rsp = 0x00007a856b92d6f0
[task 2021-11-24T22:14:07.856Z] 22:14:07     INFO -      rip = 0x00007a856acfa8a7
[task 2021-11-24T22:14:07.856Z] 22:14:07     INFO -      Found by: previous frame's frame pointer
[task 2021-11-24T22:14:07.856Z] 22:14:07     INFO -  23  base.odex + 0xb04c3e
[task 2021-11-24T22:14:07.856Z] 22:14:07     INFO -      rbp = 0x00007a856b92d868   rsp = 0x00007a856b92d780
[task 2021-11-24T22:14:07.856Z] 22:14:07     INFO -      rip = 0x00007a856c433c3f
[task 2021-11-24T22:14:07.856Z] 22:14:07     INFO -      Found by: previous frame's frame pointer
[task 2021-11-24T22:14:07.856Z] 22:14:07     INFO -  24  0x7a856b92dc0f
[task 2021-11-24T22:14:07.857Z] 22:14:07     INFO -      rbp = 0x00007a856b92dc10   rsp = 0x00007a856b92d878
[task 2021-11-24T22:14:07.857Z] 22:14:07     INFO -      rip = 0x00007a856b92dc10
[task 2021-11-24T22:14:07.857Z] 22:14:07     INFO -      Found by: previous frame's frame pointer
[task 2021-11-24T22:14:07.857Z] 22:14:07     INFO -  25  dalvik-LinearAlloc (deleted) + 0x1e647
[task 2021-11-24T22:14:07.857Z] 22:14:07     INFO -      rbp = 0x00007a856b92dc10   rsp = 0x00007a856b92d880
[task 2021-11-24T22:14:07.857Z] 22:14:07     INFO -      rip = 0x00007a8588e75648
[task 2021-11-24T22:14:07.857Z] 22:14:07     INFO -      Found by: stack scanning
[task 2021-11-24T22:14:07.857Z] 22:14:07     INFO -  26  base.odex + 0x84825f
[task 2021-11-24T22:14:07.857Z] 22:14:07     INFO -      rbp = 0x00007a856b92dc10   rsp = 0x00007a856b92d898
[task 2021-11-24T22:14:07.857Z] 22:14:07     INFO -      rip = 0x00007a856c177260
[task 2021-11-24T22:14:07.857Z] 22:14:07     INFO -      Found by: stack scanning
[task 2021-11-24T22:14:07.858Z] 22:14:07     INFO -  27  libart.so!art::ArtMethod::Invoke(art::Thread*, unsigned int*, unsigned int, art::JValue*, char const*) + 0x10c
[task 2021-11-24T22:14:07.858Z] 22:14:07     INFO -      rbp = 0x00007a856b92dc10   rsp = 0x00007a856b92d8b0
[task 2021-11-24T22:14:07.858Z] 22:14:07     INFO -      rip = 0x00007a858445146d
[task 2021-11-24T22:14:07.858Z] 22:14:07     INFO -      Found by: stack scanning
[task 2021-11-24T22:14:07.858Z] 22:14:07     INFO -  28  libart.so!art::interpreter::EnterInterpreterFromEntryPoint(art::Thread*, art::DexFile::CodeItem const*, art::ShadowFrame*) + 0x69
[task 2021-11-24T22:14:07.858Z] 22:14:07     INFO -      rbx = 0x00007a856b92dc10   rbp = 0x0000000012dbb948
[task 2021-11-24T22:14:07.858Z] 22:14:07     INFO -      rsp = 0x00007a856b92dc20   r12 = 0x00007a856b92dc60
[task 2021-11-24T22:14:07.858Z] 22:14:07     INFO -      r13 = 0x00007a85845ed05a   r14 = 0x00007a856b92dc60
[task 2021-11-24T22:14:07.858Z] 22:14:07     INFO -      r15 = 0x00007a8588e656b0   rip = 0x00007a85845f325a
[task 2021-11-24T22:14:07.858Z] 22:14:07     INFO -      Found by: call frame info
[task 2021-11-24T22:14:07.858Z] 22:14:07     INFO -  29  base.odex + 0x6c0cf3
[task 2021-11-24T22:14:07.858Z] 22:14:07     INFO -      rsp = 0x00007a856b92dc38   rip = 0x00007a856bfefcf4
[task 2021-11-24T22:14:07.859Z] 22:14:07     INFO -      Found by: stack scanning
[task 2021-11-24T22:14:07.859Z] 22:14:07     INFO -  30  dalvik-LinearAlloc (deleted) + 0xe6af
[task 2021-11-24T22:14:07.859Z] 22:14:07     INFO -      rsp = 0x00007a856b92dc48   rip = 0x00007a8588e656b0
[task 2021-11-24T22:14:07.859Z] 22:14:07     INFO -      Found by: stack scanning
[task 2021-11-24T22:14:07.859Z] 22:14:07     INFO -  31  libart.so!artQuickToInterpreterBridge + 0x420
[task 2021-11-24T22:14:07.859Z] 22:14:07     INFO -      rsp = 0x00007a856b92dc60   rip = 0x00007a8584916461
[task 2021-11-24T22:14:07.859Z] 22:14:07     INFO -      Found by: stack scanning
[task 2021-11-24T22:14:07.859Z] 22:14:07     INFO -  32  dalvik-LinearAlloc (deleted) + 0xe6af
[task 2021-11-24T22:14:07.859Z] 22:14:07     INFO -      rsp = 0x00007a856b92dc70   rip = 0x00007a8588e656b0
[task 2021-11-24T22:14:07.859Z] 22:14:07     INFO -      Found by: stack scanning
[task 2021-11-24T22:14:07.859Z] 22:14:07     INFO -  33  base.odex + 0x6c0f7d
[task 2021-11-24T22:14:07.859Z] 22:14:07     INFO -      rsp = 0x00007a856b92dc80   rip = 0x00007a856bfeff7e
[task 2021-11-24T22:14:07.859Z] 22:14:07     INFO -      Found by: stack scanning
[task 2021-11-24T22:14:07.859Z] 22:14:07     INFO -  34  base.odex + 0x6c0cf3
[task 2021-11-24T22:14:07.859Z] 22:14:07     INFO -      rsp = 0x00007a856b92dc88   rip = 0x00007a856bfefcf4
[task 2021-11-24T22:14:07.860Z] 22:14:07     INFO -      Found by: stack scanning
[task 2021-11-24T22:14:07.860Z] 22:14:07     INFO -  35  dalvik-main space (deleted) + 0x1bb91f
[task 2021-11-24T22:14:07.860Z] 22:14:07     INFO -      rsp = 0x00007a856b92dcb8   rip = 0x0000000012dbb920
[task 2021-11-24T22:14:07.860Z] 22:14:07     INFO -      Found by: stack scanning
[task 2021-11-24T22:14:07.860Z] 22:14:07     INFO -  36  dalvik-main space (deleted) + 0xd8177
[task 2021-11-24T22:14:07.860Z] 22:14:07     INFO -      rsp = 0x00007a856b92dcc0   rip = 0x0000000012cd8178
[task 2021-11-24T22:14:07.860Z] 22:14:07     INFO -      Found by: stack scanning
[task 2021-11-24T22:14:07.860Z] 22:14:07     INFO -  37  dalvik-main space (deleted) + 0xd027f
[task 2021-11-24T22:14:07.860Z] 22:14:07     INFO -      rsp = 0x00007a856b92dcf0   rip = 0x0000000012cd0280
[task 2021-11-24T22:14:07.860Z] 22:14:07     INFO -      Found by: stack scanning
[task 2021-11-24T22:14:07.860Z] 22:14:07     INFO -  38  dalvik-main space (deleted) + 0x1bb91f
[task 2021-11-24T22:14:07.861Z] 22:14:07     INFO -      rsp = 0x00007a856b92dd08   rip = 0x0000000012dbb920
[task 2021-11-24T22:14:07.861Z] 22:14:07     INFO -      Found by: stack scanning
[task 2021-11-24T22:14:07.861Z] 22:14:07     INFO -  39  dalvik-main space (deleted) + 0xd8177
[task 2021-11-24T22:14:07.861Z] 22:14:07     INFO -      rsp = 0x00007a856b92dd10   rip = 0x0000000012cd8178
[task 2021-11-24T22:14:07.861Z] 22:14:07     INFO -      Found by: stack scanning
[task 2021-11-24T22:14:07.861Z] 22:14:07     INFO -  40  dalvik-main space (deleted) + 0x1bb947
[task 2021-11-24T22:14:07.861Z] 22:14:07     INFO -      rsp = 0x00007a856b92dd20   rip = 0x0000000012dbb948
[task 2021-11-24T22:14:07.861Z] 22:14:07     INFO -      Found by: stack scanning
[task 2021-11-24T22:14:07.861Z] 22:14:07     INFO -  41  base.odex + 0x8476cf
[task 2021-11-24T22:14:07.861Z] 22:14:07     INFO -      rsp = 0x00007a856b92dd78   rip = 0x00007a856c1766d0
[task 2021-11-24T22:14:07.861Z] 22:14:07     INFO -      Found by: stack scanning
[task 2021-11-24T22:14:07.861Z] 22:14:07     INFO -  42  libart.so!_Unwind_Find_FDE + 0xb8f94
[task 2021-11-24T22:14:07.862Z] 22:14:07     INFO -      rsp = 0x00007a856b92dde8   rip = 0x00007a85849f7e60
[task 2021-11-24T22:14:07.862Z] 22:14:07     INFO -      Found by: stack scanning
[task 2021-11-24T22:14:07.862Z] 22:14:07     INFO -  43  base.odex + 0x8476cf
[task 2021-11-24T22:14:07.862Z] 22:14:07     INFO -      rsp = 0x00007a856b92ddf8   rip = 0x00007a856c1766d0
[task 2021-11-24T22:14:07.862Z] 22:14:07     INFO -      Found by: stack scanning
[task 2021-11-24T22:14:07.862Z] 22:14:07     INFO -  44  base.odex + 0x8476cf
[task 2021-11-24T22:14:07.862Z] 22:14:07     INFO -      rsp = 0x00007a856b92de68   rip = 0x00007a856c1766d0
[task 2021-11-24T22:14:07.862Z] 22:14:07     INFO -      Found by: stack scanning
[task 2021-11-24T22:14:07.862Z] 22:14:07     INFO -  45  libart.so!art_quick_to_interpreter_bridge + 0x8c
[task 2021-11-24T22:14:07.862Z] 22:14:07     INFO -      rsp = 0x00007a856b92de80   rip = 0x00007a858444dcdd
[task 2021-11-24T22:14:07.862Z] 22:14:07     INFO -      Found by: stack scanning
[task 2021-11-24T22:14:07.862Z] 22:14:07     INFO -  46  libart.so!art_quick_invoke_stub + 0x2f4
[task 2021-11-24T22:14:07.863Z] 22:14:07     INFO -      rdx = 0x0000000000000018   rcx = 0x0000000000000000
[task 2021-11-24T22:14:07.863Z] 22:14:07     INFO -      rbx = 0x00007a8584a6a000   rsi = 0x0000000012cd0280
[task 2021-11-24T22:14:07.863Z] 22:14:07     INFO -      rbp = 0x00007a856b92df68   rsp = 0x00007a856b92df50
[task 2021-11-24T22:14:07.863Z] 22:14:07     INFO -       r8 = 0x00007a856b92e288    r9 = 0x00007a856c1766d0
[task 2021-11-24T22:14:07.863Z] 22:14:07     INFO -      r12 = 0x00007a856b92e380   r13 = 0x00007a856b92e2a8
[task 2021-11-24T22:14:07.863Z] 22:14:07     INFO -      r14 = 0x00007a856c1766d0   r15 = 0x00007a856b92e288
[task 2021-11-24T22:14:07.863Z] 22:14:07     INFO -      rip = 0x00007a8584443235
[task 2021-11-24T22:14:07.863Z] 22:14:07     INFO -      Found by: call frame info
[task 2021-11-24T22:14:07.864Z] 22:14:07     INFO -  47  libart.so!art::ArtMethod::Invoke(art::Thread*, unsigned int*, unsigned int, art::JValue*, char const*) + 0xe7
[task 2021-11-24T22:14:07.864Z] 22:14:07     INFO -      rbx = 0x00007a8584a6a000   rbp = 0x00007a856b92e030
[task 2021-11-24T22:14:07.864Z] 22:14:07     INFO -      rsp = 0x00007a856b92dfb0    r8 = 0x00007a856b92e288
[task 2021-11-24T22:14:07.864Z] 22:14:07     INFO -       r9 = 0x00007a856c1766d0   r12 = 0x00007a856b92e380
[task 2021-11-24T22:14:07.864Z] 22:14:07     INFO -      r13 = 0x00007a856b92e2a8   r14 = 0x00007a856c1766d0
[task 2021-11-24T22:14:07.864Z] 22:14:07     INFO -      r15 = 0x00007a856b92e288   rip = 0x00007a8584451448
[task 2021-11-24T22:14:07.864Z] 22:14:07     INFO -      Found by: call frame info
[task 2021-11-24T22:14:07.864Z] 22:14:07     INFO -  48  libart.so!art::InvokeWithArgArray(art::ScopedObjectAccessAlreadyRunnable const&, art::ArtMethod*, art::ArgArray*, art::JValue*, char const*) + 0x57
[task 2021-11-24T22:14:07.864Z] 22:14:07     INFO -      rbx = 0x00007a8588e656b0   rbp = 0x00007a856b92e290
[task 2021-11-24T22:14:07.865Z] 22:14:07     INFO -      rsp = 0x00007a856b92e040   r12 = 0x00007a856b92e380
[task 2021-11-24T22:14:07.865Z] 22:14:07     INFO -      r13 = 0x00007a856b92e2a8   r14 = 0x00007a856c1766d0
[task 2021-11-24T22:14:07.865Z] 22:14:07     INFO -      r15 = 0x00007a856b92e288   rip = 0x00007a85847e20e8
[task 2021-11-24T22:14:07.865Z] 22:14:07     INFO -      Found by: call frame info
[task 2021-11-24T22:14:07.865Z] 22:14:07     INFO -  49  libart.so!art::InvokeVirtualOrInterfaceWithJValues(art::ScopedObjectAccessAlreadyRunnable const&, _jobject*, _jmethodID*, jvalue*) + 0x179
[task 2021-11-24T22:14:07.865Z] 22:14:07     INFO -      rbx = 0x00007a856b92e290   rbp = 0x00007a856b92e320
[task 2021-11-24T22:14:07.865Z] 22:14:07     INFO -      rsp = 0x00007a856b92e270   r12 = 0x0000000012cd0280
[task 2021-11-24T22:14:07.865Z] 22:14:07     INFO -      r13 = 0x00007a856b92e380   r14 = 0x00007a8588e656b0
[task 2021-11-24T22:14:07.865Z] 22:14:07     INFO -      r15 = 0x00007a856c1766d0   rip = 0x00007a85847e36ea
[task 2021-11-24T22:14:07.865Z] 22:14:07     INFO -      Found by: call frame info
[task 2021-11-24T22:14:07.865Z] 22:14:07     INFO -  50  libart.so!art::Thread::CreateCallback(void*) + 0x56d
[task 2021-11-24T22:14:07.865Z] 22:14:07     INFO -      rbx = 0x0000000000100001   rbp = 0x00007a857a184b80
[task 2021-11-24T22:14:07.866Z] 22:14:07     INFO -      rsp = 0x00007a856b92e330   r12 = 0x00007a85849405ed
[task 2021-11-24T22:14:07.866Z] 22:14:07     INFO -      r13 = 0x00007a85849fe210   r14 = 0x000000007076fd40
[task 2021-11-24T22:14:07.866Z] 22:14:07     INFO -      r15 = 0x00007a8584a6a000   rip = 0x00007a8584804eee
[task 2021-11-24T22:14:07.866Z] 22:14:07     INFO -      Found by: call frame info
[task 2021-11-24T22:14:07.866Z] 22:14:07     INFO -  51  libc.so!__pthread_start(void*) + 0xb1
[task 2021-11-24T22:14:07.866Z] 22:14:07     INFO -      rbx = 0x00007a856b92e4d0   rbp = 0x00000000000037cf
[task 2021-11-24T22:14:07.866Z] 22:14:07     INFO -      rsp = 0x00007a856b92e3f0   r12 = 0x00007a856b92e450
[task 2021-11-24T22:14:07.866Z] 22:14:07     INFO -      r13 = 0x00007a8584804980   r14 = 0x00007a856b92e450
[task 2021-11-24T22:14:07.866Z] 22:14:07     INFO -      r15 = 0x00007a856b92e4e8   rip = 0x00007a858509e772
[task 2021-11-24T22:14:07.866Z] 22:14:07     INFO -      Found by: call frame info
[task 2021-11-24T22:14:07.866Z] 22:14:07     INFO -  52  libc.so!__start_thread + 0xb
[task 2021-11-24T22:14:07.866Z] 22:14:07     INFO -      rbx = 0x00007a85893c0b40   rbp = 0x00000000000037cf
[task 2021-11-24T22:14:07.866Z] 22:14:07     INFO -      rsp = 0x00007a856b92e440   r12 = 0x0000000000000002
[task 2021-11-24T22:14:07.867Z] 22:14:07     INFO -      r13 = 0x00007a8584804980   r14 = 0x00007a856b92e450
[task 2021-11-24T22:14:07.867Z] 22:14:07     INFO -      r15 = 0x00007a856b92e4e8   rip = 0x00007a858503e9ec
[task 2021-11-24T22:14:07.867Z] 22:14:07     INFO -      Found by: call frame info
[task 2021-11-24T22:14:07.867Z] 22:14:07     INFO -  53  libc.so!__bionic_clone + 0x35
[task 2021-11-24T22:14:07.867Z] 22:14:07     INFO -      rbx = 0x00007a85893c0b40   rbp = 0x00000000000037cf
[task 2021-11-24T22:14:07.867Z] 22:14:07     INFO -      rsp = 0x00007a856b92e450   r12 = 0x0000000000000002
[task 2021-11-24T22:14:07.867Z] 22:14:07     INFO -      r13 = 0x00007a8584804980   r14 = 0x00007a856b92e450
[task 2021-11-24T22:14:07.867Z] 22:14:07     INFO -      r15 = 0x00007a856b92e4e8   rip = 0x00007a8585031a66
[task 2021-11-24T22:14:07.867Z] 22:14:07     INFO -      Found by: call frame info
[task 2021-11-24T22:14:07.867Z] 22:14:07     INFO -  54  0x7a858358444f
[task 2021-11-24T22:14:07.867Z] 22:14:07     INFO -      rbx = 0x00007a85893c0b40   rbp = 0x00000000000037cf
[task 2021-11-24T22:14:07.867Z] 22:14:07     INFO -      rsp = 0x00007a856b92e458   r12 = 0x0000000000000002
[task 2021-11-24T22:14:07.868Z] 22:14:07     INFO -      r13 = 0x00007a8584804980   r14 = 0x00007a856b92e450
[task 2021-11-24T22:14:07.868Z] 22:14:07     INFO -      r15 = 0x00007a856b92e4e8   rip = 0x00007a8583584450
[task 2021-11-24T22:14:07.868Z] 22:14:07     INFO -      Found by: call frame info
[task 2021-11-24T22:14:07.868Z] 22:14:07     INFO -  55  dalvik-main space (deleted) + 0xfe27f
[task 2021-11-24T22:14:07.868Z] 22:14:07     INFO -      rsp = 0x00007a856b92e498   rip = 0x0000000012cfe280
[task 2021-11-24T22:14:07.868Z] 22:14:07     INFO -      Found by: stack scanning
[task 2021-11-24T22:14:07.868Z] 22:14:07     INFO -  56  system@framework@boot.art + 0x11481f
[task 2021-11-24T22:14:07.868Z] 22:14:07     INFO -      rsp = 0x00007a856b92e4a0   rip = 0x000000007038f820
[task 2021-11-24T22:14:07.868Z] 22:14:07     INFO -      Found by: stack scanning
[task 2021-11-24T22:14:07.868Z] 22:14:07     INFO -  57  libart.so!art::Thread::InitAfterFork() + 0xf
[task 2021-11-24T22:14:07.868Z] 22:14:07     INFO -      rsp = 0x00007a856b92e4b8   rip = 0x00007a8584804980
[task 2021-11-24T22:14:07.868Z] 22:14:07     INFO -      Found by: stack scanning

This is possibly a regression from bug 1723233, which was since backed out. I expect the cause is the same race that caused the backout, and should be fixed when it relands. Will keep an eye on it to confirm.