nextcloud crashed with SIGSEGV in QGuiApplication::screenAdded()

[Michael Cassaniti]

$ lsb_release -rd
Description: Ubuntu Kinetic Kudu (development branch)
Release: 22.10

$ apt-cache policy nextcloud-desktop
nextcloud-desktop:
  Installed: 3.6.0-1ubuntu1
  Candidate: 3.6.0-1ubuntu1
  Version table:
 *** 3.6.0-1ubuntu1 500
        500 http://archive.ubuntu.com/ubuntu kinetic/universe amd64 Packages
        100 /usr/share/factory/dpkg/status

# Expected results: Application starts without issue

# Actual results: Application crashes on startup

ProblemType: Crash
DistroRelease: Ubuntu 22.10
Package: nextcloud-desktop 3.6.0-1ubuntu1
ProcVersionSignature: Ubuntu 5.19.0-15.15-generic 5.19.0
Uname: Linux 5.19.0-15-generic x86_64
ApportVersion: 2.23.0-0ubuntu2
Architecture: amd64
CasperMD5CheckResult: unknown
CurrentDesktop: KDE
Date: Sat Sep 24 07:58:39 2022
ExecutablePath: /usr/bin/nextcloud
JournalErrors: -- No entries --
ProcCmdline: /usr/bin/nextcloud
SegvAnalysis:
 Segfault happened at: 0x7f5caf0e9f2e: mov 0x8(%rdi),%r13
 PC (0x7f5caf0e9f2e) ok
 source "0x8(%rdi)" (0x00000008) not located in a known VMA region (needed readable region)!
 destination "%r13" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: nextcloud-desktop
StacktraceTop:
 ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
 QGuiApplication::screenAdded(QScreen*) () from /lib/x86_64-linux-gnu/libQt5Gui.so.5
 QWindowSystemInterface::handleScreenAdded(QPlatformScreen*, bool) () from /lib/x86_64-linux-gnu/libQt5Gui.so.5
 QXcbConnection::initializeScreens() () from /lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
 QXcbConnection::QXcbConnection(QXcbNativeInterface*, bool, unsigned int, char const*) () from /lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
Title: nextcloud crashed with SIGSEGV in QGuiApplication::screenAdded()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: docker sudo systemd-journal
separator:

[Michael Cassaniti (mcassaniti)]

Possible duplicate of #1989186 and #1846927.

[Apport retracing service (apport)]

StacktraceTop:
 QScopedPointer<QObjectData, QScopedPointerDeleter<QObjectData> >::operator-> (this=<optimized out>) at ../../include/QtCore/../../src/corelib/tools/qscopedpointer.h:118
 qGetPtrHelper<QScopedPointer<QObjectData, QScopedPointerDeleter<QObjectData> > > (ptr=...) at global/qglobal.h:1143
 QObject::d_func (this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobject.h:132
 QObjectPrivate::get (o=<optimized out>) at kernel/qobject_p.h:339
 doActivate<false> (sender=0x0, signal_index=9, argv=0x7ffec7158ad0) at kernel/qobject.cpp:3768