deja-dup-monitor crashed with SIGSEGV in __pthread_once_slow()

during normal system operation

ProblemType: Crash
DistroRelease: Ubuntu 18.04
Package: deja-dup 37.1-1fakesync1
ProcVersionSignature: Ubuntu 4.15.0-10.11-generic 4.15.3
Uname: Linux 4.15.0-10-generic x86_64
ApportVersion: 2.20.8-0ubuntu10
Architecture: amd64
CrashCounter: 1
CurrentDesktop: ubuntu:GNOME
Date: Sun Feb 25 13:51:27 2018
ExecutablePath: /usr/lib/deja-dup/deja-dup-monitor
InstallationDate: Installed on 2017-04-01 (330 days ago)
InstallationMedia: Ubuntu 17.04 "Zesty Zapus" - Beta amd64 (20170331)
ProcCmdline: /usr/lib/deja-dup/deja-dup-monitor
ProcEnviron:
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=de_DE.UTF-8
 LD_PRELOAD=<set>
 SHELL=/bin/bash
SegvAnalysis:
 Segfault happened at: 0x7f437201c588: movl $0x0,(%rax)
 PC (0x7f437201c588) ok
 source "$0x0" ok
 destination "(%rax)" (0xbbadbeef) not located in a known VMA region (needed writable region)!
SegvReason: writing unknown VMA
Signal: 11
SourcePackage: deja-dup
StacktraceTop:
 ?? () from /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
 __pthread_once_slow (once_control=0x7f437228402c, init_routine=0x7f4369306490 <__once_proxy>) at pthread_once.c:116
 Gigacage::ensureGigacage() () from /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
 bmalloc::Heap::Heap(bmalloc::HeapKind, std::lock_guard<bmalloc::StaticMutex>&) () from /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
 bmalloc::PerProcess<bmalloc::PerHeapKind<bmalloc::Heap> >::getSlowCase() () from /usr/lib/x86_64-linux-gnu/libjavascriptcoregtk-4.0.so.18
Title: deja-dup-monitor crashed with SIGSEGV in __pthread_once_slow()
UpgradeStatus: Upgraded to bionic on 2017-06-08 (262 days ago)
UserGroups: adm cdrom dip lpadmin lxd plugdev sambashare sudo