Filed by: apavel [at] mozilla.com
Parsed log: https://treeherder.mozilla.org/logviewer?job_id=327703302&repo=mozilla-central
Full log: https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/W9b_HpPeQvuS8vrVgSa0bQ/runs/0/artifacts/public/logs/live_backing.log

[task 2021-01-25T16:24:50.647Z] 16:24:50     INFO - TEST-START | /html/semantics/scripting-1/the-script-element/json-module/utf8.tentative.html
[task 2021-01-25T16:24:50.655Z] 16:24:50     INFO - Closing window 438
[task 2021-01-25T16:24:50.866Z] 16:24:50     INFO - mozcrash Saved minidump as /builds/worker/workspace/build/blobber_upload_dir/50461931-ecb6-050a-4289-cd47032fd576.dmp
[task 2021-01-25T16:24:50.897Z] 16:24:50     INFO - PROCESS-CRASH | /pointerevents/pointerlock/pointerevent_pointermove_in_pointerlock.html | application crashed [@ mozilla::LinkedList<nsSHistory>::~LinkedList()]
[task 2021-01-25T16:24:50.897Z] 16:24:50     INFO - Crash dump filename: /tmp/tmp157fmdy0/minidumps/50461931-ecb6-050a-4289-cd47032fd576.dmp
[task 2021-01-25T16:24:50.898Z] 16:24:50     INFO - Operating system: Linux
[task 2021-01-25T16:24:50.900Z] 16:24:50     INFO -                   0.0.0 Linux 4.4.0-1014-aws #14taskcluster1-Ubuntu SMP Tue Apr 3 10:27:00 UTC 2018 x86_64
[task 2021-01-25T16:24:50.900Z] 16:24:50     INFO - CPU: amd64
[task 2021-01-25T16:24:50.902Z] 16:24:50     INFO -      family 23 model 1 stepping 2
[task 2021-01-25T16:24:50.902Z] 16:24:50     INFO -      4 CPUs
[task 2021-01-25T16:24:50.903Z] 16:24:50     INFO - 
[task 2021-01-25T16:24:50.903Z] 16:24:50     INFO - GPU: UNKNOWN
[task 2021-01-25T16:24:50.904Z] 16:24:50     INFO - 
[task 2021-01-25T16:24:50.904Z] 16:24:50     INFO - Crash reason:  SIGSEGV /SEGV_MAPERR
[task 2021-01-25T16:24:50.905Z] 16:24:50     INFO - Crash address: 0x0
[task 2021-01-25T16:24:50.905Z] 16:24:50     INFO - Process uptime: not available
[task 2021-01-25T16:24:50.906Z] 16:24:50     INFO - 
[task 2021-01-25T16:24:50.906Z] 16:24:50     INFO - Thread 0 (crashed)
[task 2021-01-25T16:24:50.907Z] 16:24:50     INFO -  0  libxul.so!mozilla::LinkedList<nsSHistory>::~LinkedList() [LinkedList.h:130c2c4e36d6342337fa8a2477bf1fda1604397b : 440 + 0x36]
[task 2021-01-25T16:24:50.907Z] 16:24:50     INFO -     rax = 0x00005630a59ae198   rdx = 0x0000000000000000
[task 2021-01-25T16:24:50.908Z] 16:24:50     INFO -     rcx = 0x0000000000000b40   rbx = 0x00005630a59ae1a0
[task 2021-01-25T16:24:50.908Z] 16:24:50     INFO -     rsi = 0x00007f8af8b328b0   rdi = 0x00007f8af8b31680
[task 2021-01-25T16:24:50.909Z] 16:24:50     INFO -     rbp = 0x00007fff2f054100   rsp = 0x00007fff2f0540f0
[task 2021-01-25T16:24:50.910Z] 16:24:50     INFO -      r8 = 0x00007f8af8b328b0    r9 = 0x00007f8af9a27780
[task 2021-01-25T16:24:50.910Z] 16:24:50     INFO -     r10 = 0x0000000000000002   r11 = 0x0000000000000000
[task 2021-01-25T16:24:50.910Z] 16:24:50     INFO -     r12 = 0x00007f8af8b30718   r13 = 0x000000000000010a
[task 2021-01-25T16:24:50.910Z] 16:24:50     INFO -     r14 = 0x00007f8af8b35628   r15 = 0x00007f8af8373000
[task 2021-01-25T16:24:50.910Z] 16:24:50     INFO -     rip = 0x00007f8aebacefa5
[task 2021-01-25T16:24:50.910Z] 16:24:50     INFO -     Found by: given as instruction pointer in context
[task 2021-01-25T16:24:50.910Z] 16:24:50     INFO -  1  libc.so.6 + 0x430f1
[task 2021-01-25T16:24:50.910Z] 16:24:50     INFO -     rbx = 0x0000000000000001   rbp = 0x0000000000000000
[task 2021-01-25T16:24:50.910Z] 16:24:50     INFO -     rsp = 0x00007fff2f054110   r12 = 0x00007f8af8b30718
[task 2021-01-25T16:24:50.910Z] 16:24:50     INFO -     r13 = 0x000000000000010a   r14 = 0x00007f8af8b35628
[task 2021-01-25T16:24:50.910Z] 16:24:50     INFO -     r15 = 0x00007f8af8373000   rip = 0x00007f8af87880f1
[task 2021-01-25T16:24:50.911Z] 16:24:50     INFO -     Found by: call frame info
[task 2021-01-25T16:24:50.911Z] 16:24:50     INFO -  2  [stack] + 0x1f2d0
[task 2021-01-25T16:24:50.911Z] 16:24:50     INFO -     rsp = 0x00007fff2f054118   rip = 0x00007fff2f0542d0
[task 2021-01-25T16:24:50.911Z] 16:24:50     INFO -     Found by: stack scanning
[task 2021-01-25T16:24:50.911Z] 16:24:50     INFO -  3  firefox-bin + 0xdcfe0
[task 2021-01-25T16:24:50.911Z] 16:24:50     INFO -     rsp = 0x00007fff2f054138   rip = 0x00005630a59a7fe0
[task 2021-01-25T16:24:50.911Z] 16:24:50     INFO -     Found by: stack scanning
[task 2021-01-25T16:24:50.911Z] 16:24:50     INFO -  4  firefox-bin + 0x40a00
[task 2021-01-25T16:24:50.911Z] 16:24:50     INFO -     rsp = 0x00007fff2f054140   rip = 0x00005630a590ba00
[task 2021-01-25T16:24:50.911Z] 16:24:50     INFO -     Found by: stack scanning
[task 2021-01-25T16:24:50.911Z] 16:24:50     INFO -  5  [stack] + 0x1f240
[task 2021-01-25T16:24:50.911Z] 16:24:50     INFO -     rsp = 0x00007fff2f054148   rip = 0x00007fff2f054240
[task 2021-01-25T16:24:50.912Z] 16:24:50     INFO -     Found by: stack scanning
[task 2021-01-25T16:24:50.912Z] 16:24:50     INFO -  6  libc.so.6 + 0x431ea
[task 2021-01-25T16:24:50.912Z] 16:24:50     INFO -     rsp = 0x00007fff2f054160   rip = 0x00007f8af87881ea
[task 2021-01-25T16:24:50.912Z] 16:24:50     INFO -     Found by: stack scanning
[task 2021-01-25T16:24:50.912Z] 16:24:50     INFO -  7  firefox-bin + 0xdcfe0
[task 2021-01-25T16:24:50.912Z] 16:24:50     INFO -     rsp = 0x00007fff2f054168   rip = 0x00005630a59a7fe0
[task 2021-01-25T16:24:50.912Z] 16:24:50     INFO -     Found by: stack scanning
[task 2021-01-25T16:24:50.912Z] 16:24:50     INFO -  8  libc.so.6 + 0x21b9e
[task 2021-01-25T16:24:50.912Z] 16:24:50     INFO -     rsp = 0x00007fff2f054170   rip = 0x00007f8af8766b9e
[task 2021-01-25T16:24:50.912Z] 16:24:50     INFO -     Found by: stack scanning
[task 2021-01-25T16:24:50.912Z] 16:24:50     INFO -  9  [stack] + 0x1f1d0
[task 2021-01-25T16:24:50.913Z] 16:24:50     INFO -     rsp = 0x00007fff2f054178   rip = 0x00007fff2f0541d0
[task 2021-01-25T16:24:50.913Z] 16:24:50     INFO -     Found by: stack scanning
[task 2021-01-25T16:24:50.913Z] 16:24:50     INFO - 10  [stack] + 0x1f248
[task 2021-01-25T16:24:50.914Z] 16:24:50     INFO -     rsp = 0x00007fff2f054180   rip = 0x00007fff2f054248
[task 2021-01-25T16:24:50.914Z] 16:24:50     INFO -     Found by: stack scanning
[task 2021-01-25T16:24:50.914Z] 16:24:50     INFO - 11  firefox-bin!mozilla::UniquePtr<mozilla::Bootstrap, mozilla::Bootstrap::BootstrapDelete>::~UniquePtr() [UniquePtr.h:130c2c4e36d6342337fa8a2477bf1fda1604397b : 253 + 0x1f]
[task 2021-01-25T16:24:50.914Z] 16:24:50     INFO -     rsp = 0x00007fff2f054190   rip = 0x00005630a590bba5```