Bug 438139

Summary:	KDE Connect Daemon keeps crashing
Product:	[Applications] kdeconnect	Reporter:	Lua <lv215bd5>
Component:	common	Assignee:	Albert Vaca Cintora <albertvaka>
Status:	RESOLVED DUPLICATE
Severity:	normal	CC:	nicolas.fella
Priority:	NOR
Version First Reported In:	unspecified
Target Milestone:	---
Platform:	Other
OS:	Linux
Latest Commit:		Version Fixed/Implemented In:
Sentry Crash Report:

Description Lua 2021-06-05 23:51:46 UTC

SUMMARY


STEPS TO REPRODUCE
1. I open the app and the crash notification immediately appears.

OBSERVED RESULT


EXPECTED RESULT


SOFTWARE/OS VERSIONS
Operating System: KDE neon 5.21
KDE Plasma Version: 5.21.5
KDE Frameworks Version: 5.82.0
Qt Version: 5.15.3
Kernel Version: 5.4.0-74-generic
OS Type: 64-bit
Graphics Platform: X11
Processors: 8 × Intel® Core™ i5-8265U CPU @ 1.60GHz
Memory: 15,5 GiB of RAM
Graphics Processor: Mesa Intel® UHD Graphics 620

ADDITIONAL INFORMATION
Application: KDE Connect Daemon (kdeconnectd), signal: Segmentation fault

[New LWP 11193]
[New LWP 11194]
[New LWP 11195]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
0x00007f64f465aaff in __GI___poll (fds=0x7fffe0946a28, nfds=1, timeout=1000) at ../sysdeps/unix/sysv/linux/poll.c:29
[Current thread is 1 (Thread 0x7f64f0b2dd40 (LWP 11192))]

Thread 4 (Thread 0x7f64ed238700 (LWP 11195)):
#0  0x00007f64f319c4dd in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f64f314e8fa in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f64f314f29b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f64f314f4a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f64f4c28b3b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f64f4bccdcb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f64f49e6bb2 in QThread::exec() () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f64f49e7d4c in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f64f3b70609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007f64f4667293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f64ee449700 (LWP 11194)):
#0  0x00007f64f465aaff in __GI___poll (fds=0x7f64e0013c50, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f64f314f36e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f64f314f4a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f64f4c28b3b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f64f4bccdcb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f64f49e6bb2 in QThread::exec() () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f64f5551f4b in ?? () from /lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007f64f49e7d4c in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f64f3b70609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007f64f4667293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f64effbe700 (LWP 11193)):
#0  0x00007f64f465aaff in __GI___poll (fds=0x7f64effbdbe8, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f64f2cbbc1a in ?? () from /lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f64f2cbd90a in xcb_wait_for_event () from /lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f64f0707e88 in ?? () from /lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007f64f49e7d4c in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f64f3b70609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f64f4667293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f64f0b2dd40 (LWP 11192)):
[KCrash Handler]
#4  0x00007f64f61ba1ff in Device::reloadPlugins() () from /lib/x86_64-linux-gnu/libkdeconnectcore.so.21
#5  0x00007f64f61bb562 in Device::addLink(NetworkPacket const&, DeviceLink*) () from /lib/x86_64-linux-gnu/libkdeconnectcore.so.21
#6  0x00007f64f61aeb73 in Daemon::onNewDeviceLink(NetworkPacket const&, DeviceLink*) () from /lib/x86_64-linux-gnu/libkdeconnectcore.so.21
#7  0x00007f64f4c052ee in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f64f6170e48 in LinkProvider::onConnectionReceived(NetworkPacket const&, DeviceLink*) () from /lib/x86_64-linux-gnu/libkdeconnectcore.so.21
#9  0x00007f64f6180ad8 in LanLinkProvider::addLink(QString const&, QSslSocket*, NetworkPacket*, LanDeviceLink::ConnectionStarted) () from /lib/x86_64-linux-gnu/libkdeconnectcore.so.21
#10 0x00007f64f618132f in LanLinkProvider::encrypted() () from /lib/x86_64-linux-gnu/libkdeconnectcore.so.21
#11 0x00007f64f4c052ee in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007f64f43bc923 in ?? () from /lib/x86_64-linux-gnu/libQt5Network.so.5
#13 0x00007f64f43c3100 in ?? () from /lib/x86_64-linux-gnu/libQt5Network.so.5
#14 0x00007f64f43c3656 in ?? () from /lib/x86_64-linux-gnu/libQt5Network.so.5
#15 0x00007f64f4395cf0 in ?? () from /lib/x86_64-linux-gnu/libQt5Network.so.5
#16 0x00007f64f4c05320 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#17 0x00007f64f43598e4 in ?? () from /lib/x86_64-linux-gnu/libQt5Network.so.5
#18 0x00007f64f4359979 in ?? () from /lib/x86_64-linux-gnu/libQt5Network.so.5
#19 0x00007f64f436bc89 in ?? () from /lib/x86_64-linux-gnu/libQt5Network.so.5
#20 0x00007f64f5744dc3 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#21 0x00007f64f574dbb8 in QApplication::notify(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#22 0x00007f64f4bce2ca in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#23 0x00007f64f4c29725 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#24 0x00007f64f314f17d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#25 0x00007f64f314f400 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#26 0x00007f64f314f4a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#27 0x00007f64f4c28b3b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#28 0x00007f64f4bccdcb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#29 0x00007f64f4bd4f84 in QCoreApplication::exec() () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#30 0x000056546b9d1016 in ?? ()
#31 0x00007f64f456c0b3 in __libc_start_main (main=0x56546b9d0b20, argc=1, argv=0x7fffe0949398, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffe0949388) at ../csu/libc-start.c:308
#32 0x000056546b9d12ee in _start ()
[Inferior 1 (process 11192) detached]

Comment 1 Lua 2021-06-05 23:52:08 UTC

I couldn't install debugging packages:

[] RESOLVED "kdeconnect;21.04.1-0xneon+20.04+focal+release+build20;amd64;installed:user_focal-focal-main" "" 1
[] FileResolver(0x55c9b4497a90) ++ packages for "kdeconnect;21.04.1-0xneon+20.04+focal+release+build20;amd64;installed:user_focal-focal-main" ""
[]   -- ignoring incompatible candidate "kdeconnect-dbgsym;21.04.1-0xneon+20.04+focal+release+build21;amd64;user_focal-focal-main" "kdeconnect;21.04.1-0xneon+20.04+focal+release+build20;amd64;installed:user_focal-focal-main"
[]   -- ignoring incompatible candidate "kdeconnect-dbgsym;21.04.1-0xneon+20.04+focal+release+build21;amd64;user_focal-focal-main" "kdeconnect;21.04.1-0xneon+20.04+focal+release+build20;amd64;installed:user_focal-focal-main"
[]   -- ignoring incompatible candidate "kdeconnect-dbgsym;21.04.1-0xneon+20.04+focal+release+build21;amd64;user_focal-focal-main" "kdeconnect;21.04.1-0xneon+20.04+focal+release+build20;amd64;installed:user_focal-focal-main"
[]   -- ignoring incompatible candidate "kdeconnect-dbgsym;21.04.1-0xneon+20.04+focal+release+build21;amd64;user_focal-focal-main" "kdeconnect;21.04.1-0xneon+20.04+focal+release+build20;amd64;installed:user_focal-focal-main"
[] RESOLVED "" "" 2
[] RESOLVED "" "" 3
[] RESOLVED "" "" 4
[] RESOLVED "" "" 5
[] candidates ("kdeconnect-dbgsym", "kdeconnect-dbg", "kdeconnect-dbg", "kdeconnect-dbgsym")
[] FileResolver(0x55c9b4497a90) found "kdeconnect;21.04.1-0xneon+20.04+focal+release+build20;amd64;installed:user_focal-focal-main"
[] ("neon-repositories-ubuntu-ddebs")
[] "[repository::system/os/package/org.kde.neon.com.ubuntu.ddebs]> name: Ubuntu Debug Symbols | summary: Debug Symbols for Ubuntu | package: neon-repositories-ubuntu-ddebs"
[] ("org.kde.neon.com.ubuntu.ddebs") 1
[] Icon theme "gnome" not found.
[] files: ("/usr/lib/x86_64-linux-gnu/libexec/kdeconnectd", "/lib/x86_64-linux-gnu/libQt5Widgets.so.5", "/lib/x86_64-linux-gnu/libQt5Network.so.5", "/lib/x86_64-linux-gnu/libkdeconnectcore.so.21", "/lib/x86_64-linux-gnu/libQt5Core.so.5")
[] Icon theme "gnome" not found.

Comment 2 Nicolas Fella 2021-06-17 09:08:36 UTC


*** This bug has been marked as a duplicate of bug 438065 ***