Bleeding edge crashing on exit

[kecsap]

The same thing happens with running GUI without parameters or just getting the options help.

hotspot --help

Usage: hotspot [options] [files...]
Linux perf GUI for performance analysis.

Options:
-h, --help Displays this help.
-v, --version Displays version information.
--sysroot Path to sysroot which is used to find libraries.
--kallsyms Path to kallsyms file which is used to resolve
kernel symbols.
--debugPaths Colon separated list of paths that contain debug
information.
--extraLibPaths Colon separated list of extra paths to find
libraries.
--appPath Path to folder containing the application executable
and libraries.
--arch Architecture to use for unwinding.

Arguments:
files Optional input files to open on startup, i.e.
perf.data files.
Segmentation fault (core dumped)

Backtrace:
Thread 3 "QDBusConnection" received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0x7fffdee49700 (LWP 28100)]
0x00007ffff518b6c7 in QObject::disconnect(QObject const*, char const*, QObject const*, char const*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
(gdb) bt
#0 0x00007ffff518b6c7 in QObject::disconnect(QObject const*, char const*, QObject const*, char const*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#1 0x00007ffff3351330 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#2 0x00007ffff333e5f6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#3 0x00007ffff4f86808 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x00007ffff22ec6ba in start_thread (arg=0x7fffdee49700) at pthread_create.c:333
#5 0x00007ffff458541d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

[milianw]

What version of Qt? Could it be https://bugreports.qt.io/browse/QTBUG-52988 ?

One way or another, not a bug in hotspot itself, and I for one cannot reproduce it e.g. on Arch with Qt 5.10.1