Bug 394052 - Open discover to update always crash.
Summary: Open discover to update always crash.
Status: RESOLVED DUPLICATE of bug 394048
Alias: None
Product: Discover
Classification: Applications
Component: discover (show other bugs)
Version: 5.12.5
Platform: Neon Linux
: NOR normal
Target Milestone: ---
Assignee: Aleix Pol
URL:
Keywords: drkonqi
Depends on:
Blocks:
 
Reported: 2018-05-09 17:55 UTC by francisco_t
Modified: 2018-05-10 13:38 UTC (History)
1 user (show)

See Also:
Latest Commit:
Version Fixed In:


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Description francisco_t 2018-05-09 17:55:44 UTC
Application: plasma-discover (5.12.5)

Qt Version: 5.10.0
Frameworks Version: 5.45.0
Operating System: Linux 4.13.0-39-generic x86_64
Distribution: KDE neon User Edition 5.12

-- Information about the crash:
- What I was doing when the application crashed:

Open discover from widget to update. Always it is crashing.

The crash can be reproduced every time.

-- Backtrace:
Application: Discover (plasma-discover), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fc74b2568c0 (LWP 2619))]

Thread 29 (Thread 0x7fc6c5ffb700 (LWP 2753)):
#0  0x00007fc74657a74d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fc7411d538c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc7411d549c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc6fbdd3d7e in ?? () from /usr/lib/x86_64-linux-gnu/libostree-1.so.1
#4  0x00007fc7411fbbb5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fc7432cd6ba in start_thread (arg=0x7fc6c5ffb700) at pthread_create.c:333
#6  0x00007fc74658641d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 28 (Thread 0x7fc6b7fff700 (LWP 2752)):
#0  0x00007fc74657a74d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fc70c9381d5 in g_socket_condition_timed_wait () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#2  0x00007fc70c9390ea in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#3  0x00007fc70c91f2e2 in g_input_stream_read () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007fc6ebdef475 in ?? () from /usr/lib/x86_64-linux-gnu/gio/modules/libgiognutls.so
#5  0x00007fc6eb87cd6e in ?? () from /usr/lib/x86_64-linux-gnu/libgnutls.so.30
#6  0x00007fc6eb87727f in ?? () from /usr/lib/x86_64-linux-gnu/libgnutls.so.30
#7  0x00007fc6eb87e150 in ?? () from /usr/lib/x86_64-linux-gnu/libgnutls.so.30
#8  0x00007fc6eb880d0c in ?? () from /usr/lib/x86_64-linux-gnu/libgnutls.so.30
#9  0x00007fc6eb882c82 in gnutls_handshake () from /usr/lib/x86_64-linux-gnu/libgnutls.so.30
#10 0x00007fc6ebdef873 in ?? () from /usr/lib/x86_64-linux-gnu/gio/modules/libgiognutls.so
#11 0x00007fc6ebdefcc9 in ?? () from /usr/lib/x86_64-linux-gnu/gio/modules/libgiognutls.so
#12 0x00007fc70c94730d in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#13 0x00007fc7411fc54e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#14 0x00007fc7411fbbb5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#15 0x00007fc7432cd6ba in start_thread (arg=0x7fc6b7fff700) at pthread_create.c:333
#16 0x00007fc74658641d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 27 (Thread 0x7fc6eaf56700 (LWP 2751)):
#0  0x00007fc74657a74d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fc70c9381d5 in g_socket_condition_timed_wait () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#2  0x00007fc70c9390ea in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#3  0x00007fc70c91f2e2 in g_input_stream_read () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007fc6ebdef475 in ?? () from /usr/lib/x86_64-linux-gnu/gio/modules/libgiognutls.so
#5  0x00007fc6eb87cd6e in ?? () from /usr/lib/x86_64-linux-gnu/libgnutls.so.30
#6  0x00007fc6eb87727f in ?? () from /usr/lib/x86_64-linux-gnu/libgnutls.so.30
#7  0x00007fc6eb87e150 in ?? () from /usr/lib/x86_64-linux-gnu/libgnutls.so.30
#8  0x00007fc6eb880d0c in ?? () from /usr/lib/x86_64-linux-gnu/libgnutls.so.30
#9  0x00007fc6eb882c82 in gnutls_handshake () from /usr/lib/x86_64-linux-gnu/libgnutls.so.30
#10 0x00007fc6ebdef873 in ?? () from /usr/lib/x86_64-linux-gnu/gio/modules/libgiognutls.so
#11 0x00007fc6ebdefcc9 in ?? () from /usr/lib/x86_64-linux-gnu/gio/modules/libgiognutls.so
#12 0x00007fc70c94730d in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#13 0x00007fc7411fc54e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#14 0x00007fc7411fbbb5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#15 0x00007fc7432cd6ba in start_thread (arg=0x7fc6eaf56700) at pthread_create.c:333
#16 0x00007fc74658641d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 26 (Thread 0x7fc6c57fa700 (LWP 2729)):
#0  0x00007fc74657a74d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fc70c9381d5 in g_socket_condition_timed_wait () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#2  0x00007fc70c9390ea in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#3  0x00007fc70c91f2e2 in g_input_stream_read () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007fc6ebdef475 in ?? () from /usr/lib/x86_64-linux-gnu/gio/modules/libgiognutls.so
#5  0x00007fc6eb87cd6e in ?? () from /usr/lib/x86_64-linux-gnu/libgnutls.so.30
#6  0x00007fc6eb87727f in ?? () from /usr/lib/x86_64-linux-gnu/libgnutls.so.30
#7  0x00007fc6eb87e150 in ?? () from /usr/lib/x86_64-linux-gnu/libgnutls.so.30
#8  0x00007fc6eb880d0c in ?? () from /usr/lib/x86_64-linux-gnu/libgnutls.so.30
#9  0x00007fc6eb882c82 in gnutls_handshake () from /usr/lib/x86_64-linux-gnu/libgnutls.so.30
#10 0x00007fc6ebdef873 in ?? () from /usr/lib/x86_64-linux-gnu/gio/modules/libgiognutls.so
#11 0x00007fc6ebdefcc9 in ?? () from /usr/lib/x86_64-linux-gnu/gio/modules/libgiognutls.so
#12 0x00007fc70c94730d in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#13 0x00007fc7411fc54e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#14 0x00007fc7411fbbb5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#15 0x00007fc7432cd6ba in start_thread (arg=0x7fc6c57fa700) at pthread_create.c:333
#16 0x00007fc74658641d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 25 (Thread 0x7fc6c67fc700 (LWP 2727)):
#0  0x00007fc74657a74d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fc7411d538c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc7411d549c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc6fbdd3d7e in ?? () from /usr/lib/x86_64-linux-gnu/libostree-1.so.1
#4  0x00007fc7411fbbb5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fc7432cd6ba in start_thread (arg=0x7fc6c67fc700) at pthread_create.c:333
#6  0x00007fc74658641d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 24 (Thread 0x7fc6c6ffd700 (LWP 2726)):
#0  0x00007fc74657a74d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fc7411d538c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc7411d549c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc6fbdd25ed in ?? () from /usr/lib/x86_64-linux-gnu/libostree-1.so.1
#4  0x00007fc6fbda5b07 in ?? () from /usr/lib/x86_64-linux-gnu/libostree-1.so.1
#5  0x00007fc6fbdacfe2 in ostree_repo_remote_fetch_summary_with_options () from /usr/lib/x86_64-linux-gnu/libostree-1.so.1
#6  0x00007fc6fbd93156 in ostree_repo_remote_fetch_summary () from /usr/lib/x86_64-linux-gnu/libostree-1.so.1
#7  0x00007fc7088f0339 in ?? () from /usr/lib/x86_64-linux-gnu/libflatpak.so.0
#8  0x00007fc7088f08ac in ?? () from /usr/lib/x86_64-linux-gnu/libflatpak.so.0
#9  0x00007fc7088f14db in ?? () from /usr/lib/x86_64-linux-gnu/libflatpak.so.0
#10 0x00007fc7088f8dd5 in ?? () from /usr/lib/x86_64-linux-gnu/libflatpak.so.0
#11 0x00007fc7088e0472 in flatpak_installation_fetch_remote_metadata_sync () from /usr/lib/x86_64-linux-gnu/libflatpak.so.0
#12 0x00007fc708b725a8 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/discover/flatpak-backend.so
#13 0x00007fc708b6f7cd in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/discover/flatpak-backend.so
#14 0x00007fc746f7eb37 in QThreadPoolThread::run (this=0x3c3bdd0) at thread/qthreadpool.cpp:101
#15 0x00007fc746f826eb in QThreadPrivate::start (arg=0x3c3bdd0) at thread/qthread_unix.cpp:376
#16 0x00007fc7432cd6ba in start_thread (arg=0x7fc6c6ffd700) at pthread_create.c:333
#17 0x00007fc74658641d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 23 (Thread 0x7fc6c77fe700 (LWP 2725)):
#0  0x00007fc70c93d7e6 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#1  0x00007fc70c946b43 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#2  0x00007fc70c9471ee in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#3  0x00007fc70c93f2bd in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007fc70c936901 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#5  0x00007fc7411d504a in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007fc7411d53f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007fc7411d549c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007fc6fbdd3d7e in ?? () from /usr/lib/x86_64-linux-gnu/libostree-1.so.1
#9  0x00007fc7411fbbb5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007fc7432cd6ba in start_thread (arg=0x7fc6c77fe700) at pthread_create.c:333
#11 0x00007fc74658641d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 22 (Thread 0x7fc6c7fff700 (LWP 2724)):
#0  0x00007fc74657a74d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fc7411d538c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc7411d549c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc6fbdd25ed in ?? () from /usr/lib/x86_64-linux-gnu/libostree-1.so.1
#4  0x00007fc6fbda5b07 in ?? () from /usr/lib/x86_64-linux-gnu/libostree-1.so.1
#5  0x00007fc6fbdacfe2 in ostree_repo_remote_fetch_summary_with_options () from /usr/lib/x86_64-linux-gnu/libostree-1.so.1
#6  0x00007fc6fbd93156 in ostree_repo_remote_fetch_summary () from /usr/lib/x86_64-linux-gnu/libostree-1.so.1
#7  0x00007fc7088f0339 in ?? () from /usr/lib/x86_64-linux-gnu/libflatpak.so.0
#8  0x00007fc7088f08ac in ?? () from /usr/lib/x86_64-linux-gnu/libflatpak.so.0
#9  0x00007fc7088f14db in ?? () from /usr/lib/x86_64-linux-gnu/libflatpak.so.0
#10 0x00007fc7088f8dd5 in ?? () from /usr/lib/x86_64-linux-gnu/libflatpak.so.0
#11 0x00007fc7088e0472 in flatpak_installation_fetch_remote_metadata_sync () from /usr/lib/x86_64-linux-gnu/libflatpak.so.0
#12 0x00007fc708b725a8 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/discover/flatpak-backend.so
#13 0x00007fc708b6f7cd in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/discover/flatpak-backend.so
#14 0x00007fc746f7eb37 in QThreadPoolThread::run (this=0x3c32750) at thread/qthreadpool.cpp:101
#15 0x00007fc746f826eb in QThreadPrivate::start (arg=0x3c32750) at thread/qthread_unix.cpp:376
#16 0x00007fc7432cd6ba in start_thread (arg=0x7fc6c7fff700) at pthread_create.c:333
#17 0x00007fc74658641d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 21 (Thread 0x7fc6e8b39700 (LWP 2723)):
#0  0x00007fc74657a74d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fc7411d538c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc7411d549c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc6fbdd25ed in ?? () from /usr/lib/x86_64-linux-gnu/libostree-1.so.1
#4  0x00007fc6fbda5b07 in ?? () from /usr/lib/x86_64-linux-gnu/libostree-1.so.1
#5  0x00007fc6fbdacfe2 in ostree_repo_remote_fetch_summary_with_options () from /usr/lib/x86_64-linux-gnu/libostree-1.so.1
#6  0x00007fc6fbd93156 in ostree_repo_remote_fetch_summary () from /usr/lib/x86_64-linux-gnu/libostree-1.so.1
#7  0x00007fc7088f0339 in ?? () from /usr/lib/x86_64-linux-gnu/libflatpak.so.0
#8  0x00007fc7088f08ac in ?? () from /usr/lib/x86_64-linux-gnu/libflatpak.so.0
#9  0x00007fc7088f14db in ?? () from /usr/lib/x86_64-linux-gnu/libflatpak.so.0
#10 0x00007fc7088f8dd5 in ?? () from /usr/lib/x86_64-linux-gnu/libflatpak.so.0
#11 0x00007fc7088e0472 in flatpak_installation_fetch_remote_metadata_sync () from /usr/lib/x86_64-linux-gnu/libflatpak.so.0
#12 0x00007fc708b725a8 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/discover/flatpak-backend.so
#13 0x00007fc708b6f7cd in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/discover/flatpak-backend.so
#14 0x00007fc746f7eb37 in QThreadPoolThread::run (this=0x3c32ea0) at thread/qthreadpool.cpp:101
#15 0x00007fc746f826eb in QThreadPrivate::start (arg=0x3c32ea0) at thread/qthread_unix.cpp:376
#16 0x00007fc7432cd6ba in start_thread (arg=0x7fc6e8b39700) at pthread_create.c:333
#17 0x00007fc74658641d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 20 (Thread 0x7fc6f8a03700 (LWP 2722)):
#0  0x00007fc741219a79 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fc7411d4464 in g_main_context_release () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc7411d5346 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc7411d549c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fc6fbdd3d7e in ?? () from /usr/lib/x86_64-linux-gnu/libostree-1.so.1
#5  0x00007fc7411fbbb5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007fc7432cd6ba in start_thread (arg=0x7fc6f8a03700) at pthread_create.c:333
#7  0x00007fc74658641d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 19 (Thread 0x7fc6fa889700 (LWP 2721)):
#0  0x00007fc74657627d in read () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fc7412186f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc7411d4e74 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc7411d5330 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fc7411d549c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fc6fbdd25ed in ?? () from /usr/lib/x86_64-linux-gnu/libostree-1.so.1
#6  0x00007fc6fbda5b07 in ?? () from /usr/lib/x86_64-linux-gnu/libostree-1.so.1
#7  0x00007fc6fbdacfe2 in ostree_repo_remote_fetch_summary_with_options () from /usr/lib/x86_64-linux-gnu/libostree-1.so.1
#8  0x00007fc6fbd93156 in ostree_repo_remote_fetch_summary () from /usr/lib/x86_64-linux-gnu/libostree-1.so.1
#9  0x00007fc7088f0339 in ?? () from /usr/lib/x86_64-linux-gnu/libflatpak.so.0
#10 0x00007fc7088f08ac in ?? () from /usr/lib/x86_64-linux-gnu/libflatpak.so.0
#11 0x00007fc7088f14db in ?? () from /usr/lib/x86_64-linux-gnu/libflatpak.so.0
#12 0x00007fc7088f8dd5 in ?? () from /usr/lib/x86_64-linux-gnu/libflatpak.so.0
#13 0x00007fc7088e0472 in flatpak_installation_fetch_remote_metadata_sync () from /usr/lib/x86_64-linux-gnu/libflatpak.so.0
#14 0x00007fc708b725a8 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/discover/flatpak-backend.so
#15 0x00007fc708b6f7cd in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/discover/flatpak-backend.so
#16 0x00007fc746f7eb37 in QThreadPoolThread::run (this=0x3c44370) at thread/qthreadpool.cpp:101
#17 0x00007fc746f826eb in QThreadPrivate::start (arg=0x3c44370) at thread/qthread_unix.cpp:376
#18 0x00007fc7432cd6ba in start_thread (arg=0x7fc6fa889700) at pthread_create.c:333
#19 0x00007fc74658641d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 18 (Thread 0x7fc6e9f54700 (LWP 2643)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fc72682948b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007fc726829397 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007fc7432cd6ba in start_thread (arg=0x7fc6e9f54700) at pthread_create.c:333
#4  0x00007fc74658641d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 17 (Thread 0x7fc6ea755700 (LWP 2642)):
#0  __libc_disable_asynccancel () at ../sysdeps/unix/sysv/linux/x86_64/cancellation.S:98
#1  0x00007fc746576289 in read () at ../sysdeps/unix/syscall-template.S:84
#2  0x00007fc7412186f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc7411d4e74 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fc7411d5330 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fc7411d549c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007fc7471b65cb in QEventDispatcherGlib::processEvents (this=0x7fc6d80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#7  0x00007fc74715d64a in QEventLoop::exec (this=this@entry=0x7fc6ea754d00, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#8  0x00007fc746f7d554 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:522
#9  0x00007fc746f826eb in QThreadPrivate::start (arg=0x22ceb60) at thread/qthread_unix.cpp:376
#10 0x00007fc7432cd6ba in start_thread (arg=0x7fc6ea755700) at pthread_create.c:333
#11 0x00007fc74658641d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 16 (Thread 0x7fc6f9204700 (LWP 2639)):
#0  0x00007fc74657a74d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fc7411d538c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc7411d5712 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc70c9a39d6 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007fc7411fbbb5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fc7432cd6ba in start_thread (arg=0x7fc6f9204700) at pthread_create.c:333
#6  0x00007fc74658641d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 15 (Thread 0x7fc6f9a05700 (LWP 2638)):
#0  0x00007fc7411d4e10 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fc7411d5330 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc7411d549c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc7411d54d9 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fc7411fbbb5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fc7432cd6ba in start_thread (arg=0x7fc6f9a05700) at pthread_create.c:333
#6  0x00007fc74658641d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 14 (Thread 0x7fc70998e700 (LWP 2636)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x00007fc746f835b6 in QWaitConditionPrivate::wait_relative (time=30000, this=0x7fc6fc003110) at thread/qwaitcondition_unix.cpp:133
#2  QWaitConditionPrivate::wait (time=30000, this=0x7fc6fc003110) at thread/qwaitcondition_unix.cpp:141
#3  QWaitCondition::wait (this=this@entry=0x7fc6fc002e20, mutex=mutex@entry=0x7fc6fc002b30, time=30000) at thread/qwaitcondition_unix.cpp:215
#4  0x00007fc746f7edfa in QThreadPoolThread::run (this=0x7fc6fc002e10) at thread/qthreadpool.cpp:146
#5  0x00007fc746f826eb in QThreadPrivate::start (arg=0x7fc6fc002e10) at thread/qthread_unix.cpp:376
#6  0x00007fc7432cd6ba in start_thread (arg=0x7fc70998e700) at pthread_create.c:333
#7  0x00007fc74658641d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 13 (Thread 0x7fc70a18f700 (LWP 2635)):
#0  __GI___tls_get_addr (ti=0x7fc7475bd690) at dl-tls.c:829
#1  0x00007fc746f81576 in get_thread_data () at thread/qthread_unix.cpp:193
#2  QThreadData::current (createIfNecessary=createIfNecessary@entry=true) at thread/qthread_unix.cpp:248
#3  0x00007fc7471b64ba in postEventSourcePrepare (s=0x7fc6fc0012d0, timeout=0x7fc70a18eb34) at kernel/qeventdispatcher_glib.cpp:252
#4  0x00007fc7411d491d in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fc7411d52bb in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007fc7411d549c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007fc7471b65cb in QEventDispatcherGlib::processEvents (this=0x7fc6fc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#8  0x00007fc74715d64a in QEventLoop::exec (this=this@entry=0x7fc70a18ed00, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#9  0x00007fc746f7d554 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:522
#10 0x00007fc746f826eb in QThreadPrivate::start (arg=0x37b7830) at thread/qthread_unix.cpp:376
#11 0x00007fc7432cd6ba in start_thread (arg=0x7fc70a18f700) at pthread_create.c:333
#12 0x00007fc74658641d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 12 (Thread 0x7fc7160e1700 (LWP 2633)):
#0  0x00007fc74657a74d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fc7411d538c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc7411d549c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc7471b65cb in QEventDispatcherGlib::processEvents (this=0x7fc7040008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fc74715d64a in QEventLoop::exec (this=this@entry=0x7fc7160e0d00, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#5  0x00007fc746f7d554 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:522
#6  0x00007fc746f826eb in QThreadPrivate::start (arg=0x28b24e0) at thread/qthread_unix.cpp:376
#7  0x00007fc7432cd6ba in start_thread (arg=0x7fc7160e1700) at pthread_create.c:333
#8  0x00007fc74658641d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 11 (Thread 0x7fc719a3f700 (LWP 2631)):
#0  0x00007fc7411d4bde in g_main_context_query () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fc7411d5307 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc7411d549c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc7471b65cb in QEventDispatcherGlib::processEvents (this=0x7fc7100008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fc74715d64a in QEventLoop::exec (this=this@entry=0x7fc719a3ec90, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#5  0x00007fc746f7d554 in QThread::exec (this=this@entry=0x2546ab0) at thread/qthread.cpp:522
#6  0x00007fc74a3771c6 in QQuickPixmapReader::run (this=0x2546ab0) at util/qquickpixmapcache.cpp:887
#7  0x00007fc746f826eb in QThreadPrivate::start (arg=0x2546ab0) at thread/qthread_unix.cpp:376
#8  0x00007fc7432cd6ba in start_thread (arg=0x7fc719a3f700) at pthread_create.c:333
#9  0x00007fc74658641d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 10 (Thread 0x7fc71a240700 (LWP 2629)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fc72682948b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007fc726829397 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007fc7432cd6ba in start_thread (arg=0x7fc71a240700) at pthread_create.c:333
#4  0x00007fc74658641d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 9 (Thread 0x7fc71aa41700 (LWP 2628)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fc72682948b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007fc726829397 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007fc7432cd6ba in start_thread (arg=0x7fc71aa41700) at pthread_create.c:333
#4  0x00007fc74658641d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 8 (Thread 0x7fc71b242700 (LWP 2627)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fc72682948b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007fc726829397 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007fc7432cd6ba in start_thread (arg=0x7fc71b242700) at pthread_create.c:333
#4  0x00007fc74658641d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 7 (Thread 0x7fc71ba43700 (LWP 2626)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fc72682948b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007fc726829397 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007fc7432cd6ba in start_thread (arg=0x7fc71ba43700) at pthread_create.c:333
#4  0x00007fc74658641d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7fc71c244700 (LWP 2625)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fc72682948b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007fc726829397 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007fc7432cd6ba in start_thread (arg=0x7fc71c244700) at pthread_create.c:333
#4  0x00007fc74658641d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7fc71ca45700 (LWP 2624)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fc72682948b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007fc726829397 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007fc7432cd6ba in start_thread (arg=0x7fc71ca45700) at pthread_create.c:333
#4  0x00007fc74658641d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7fc72542c700 (LWP 2623)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007fc72682948b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007fc726829397 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007fc7432cd6ba in start_thread (arg=0x7fc72542c700) at pthread_create.c:333
#4  0x00007fc74658641d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7fc72e0fa700 (LWP 2622)):
#0  0x00007fc74657a74d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fc7411d538c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc7411d549c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc7471b65cb in QEventDispatcherGlib::processEvents (this=0x7fc7200008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fc74715d64a in QEventLoop::exec (this=this@entry=0x7fc72e0f9ce0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#5  0x00007fc746f7d554 in QThread::exec (this=this@entry=0x2232060) at thread/qthread.cpp:522
#6  0x00007fc747b58a35 in QQmlThreadPrivate::run (this=0x2232060) at qml/ftw/qqmlthread.cpp:147
#7  0x00007fc746f826eb in QThreadPrivate::start (arg=0x2232060) at thread/qthread_unix.cpp:376
#8  0x00007fc7432cd6ba in start_thread (arg=0x7fc72e0fa700) at pthread_create.c:333
#9  0x00007fc74658641d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7fc72f30b700 (LWP 2621)):
#0  0x00007fc74657a74d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fc7411d538c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc7411d549c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc7471b65cb in QEventDispatcherGlib::processEvents (this=0x7fc7280008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fc74715d64a in QEventLoop::exec (this=this@entry=0x7fc72f30acd0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#5  0x00007fc746f7d554 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:522
#6  0x00007fc748e7e2c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007fc746f826eb in QThreadPrivate::start (arg=0x7fc7490f2d60) at thread/qthread_unix.cpp:376
#8  0x00007fc7432cd6ba in start_thread (arg=0x7fc72f30b700) at pthread_create.c:333
#9  0x00007fc74658641d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7fc74b2568c0 (LWP 2619)):
[KCrash Handler]
#6  0x00007fc70ce990b9 in AppStream::Component::name() const () from /usr/lib/x86_64-linux-gnu/libAppStreamQt.so.2
#7  0x00007fc70d31f04b in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/discover/packagekit-backend.so
#8  0x00007fc74a002cd1 in UpdateItem::name() const () from /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#9  0x00007fc74a0030f6 in ?? () from /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#10 0x00007fc74a004380 in UpdateModel::setResources(QList<AbstractResource*> const&) () from /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#11 0x00007fc74a0046a4 in UpdateModel::activityChanged() () from /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#12 0x00007fc74718c7b6 in QtPrivate::QSlotObjectBase::call (a=0x7fffb220aec0, r=0x27c9e60, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:378
#13 QMetaObject::activate (sender=0x22a65a0, signalOffset=<optimized out>, local_signal_index=<optimized out>, argv=<optimized out>) at kernel/qobject.cpp:3749
#14 0x00007fc74a027f4f in ResourcesModel::fetchingChanged(bool) () from /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#15 0x00007fc74718c7b6 in QtPrivate::QSlotObjectBase::call (a=0x7fffb220b010, r=0x22a65a0, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:378
#16 QMetaObject::activate (sender=0x28ab280, signalOffset=<optimized out>, local_signal_index=<optimized out>, argv=<optimized out>) at kernel/qobject.cpp:3749
#17 0x00007fc74a027962 in AbstractBackendUpdater::progressingChanged(bool) () from /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#18 0x00007fc70d30dd59 in PackageKitBackend::getUpdatesFinished(PackageKit::Transaction::Exit, unsigned int) () from /usr/lib/x86_64-linux-gnu/qt5/plugins/discover/packagekit-backend.so
#19 0x00007fc74718c7b6 in QtPrivate::QSlotObjectBase::call (a=0x7fffb220b220, r=0x28a7d40, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:378
#20 QMetaObject::activate (sender=0x37764a0, signalOffset=<optimized out>, local_signal_index=<optimized out>, argv=<optimized out>) at kernel/qobject.cpp:3749
#21 0x00007fc70d0d35ff in PackageKit::Transaction::finished(PackageKit::Transaction::Exit, unsigned int) () from /usr/lib/x86_64-linux-gnu/libpackagekitqt5.so.0
#22 0x00007fc70d0d889d in PackageKit::TransactionPrivate::finished(unsigned int, unsigned int) () from /usr/lib/x86_64-linux-gnu/libpackagekitqt5.so.0
#23 0x00007fc70d0d5c25 in ?? () from /usr/lib/x86_64-linux-gnu/libpackagekitqt5.so.0
#24 0x00007fc74718c489 in QMetaObject::activate (sender=0x3bac220, signalOffset=<optimized out>, local_signal_index=<optimized out>, argv=<optimized out>) at kernel/qobject.cpp:3766
#25 0x00007fc70d0e21df in OrgFreedesktopPackageKitTransactionInterface::Finished(unsigned int, unsigned int) () from /usr/lib/x86_64-linux-gnu/libpackagekitqt5.so.0
#26 0x00007fc70d0e2aec in ?? () from /usr/lib/x86_64-linux-gnu/libpackagekitqt5.so.0
#27 0x00007fc70d0e4dc8 in OrgFreedesktopPackageKitTransactionInterface::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/x86_64-linux-gnu/libpackagekitqt5.so.0
#28 0x00007fc748e8a633 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#29 0x00007fc74718d4c9 in QObject::event (this=0x3bac220, e=<optimized out>) at kernel/qobject.cpp:1246
#30 0x00007fc748764acc in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0x3bac220, e=0x7fc7280c2a70) at kernel/qapplication.cpp:3732
#31 0x00007fc74876c417 in QApplication::notify (this=0x7fffb220be70, receiver=0x3bac220, e=0x7fc7280c2a70) at kernel/qapplication.cpp:3491
#32 0x00007fc74715f3c8 in QCoreApplication::notifyInternal2 (receiver=0x3bac220, event=event@entry=0x7fc7280c2a70) at kernel/qcoreapplication.cpp:1044
#33 0x00007fc747161fcb in QCoreApplication::sendEvent (event=0x7fc7280c2a70, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:234
#34 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x217d970) at kernel/qcoreapplication.cpp:1719
#35 0x00007fc747162438 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1573
#36 0x00007fc7471b6fa3 in postEventSourceDispatch (s=0x21e2550) at kernel/qeventdispatcher_glib.cpp:276
#37 0x00007fc7411d5197 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#38 0x00007fc7411d53f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#39 0x00007fc7411d549c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#40 0x00007fc7471b65af in QEventDispatcherGlib::processEvents (this=this@entry=0x21e0a50, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#41 0x00007fc73a87d1a1 in QPAEventDispatcherGlib::processEvents (this=0x21e0a50, flags=...) at qeventdispatcher_glib.cpp:69
#42 0x00007fc74715d64a in QEventLoop::exec (this=this@entry=0x7fffb220bd90, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#43 0x00007fc747166854 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1332
#44 0x0000000000411f0f in ?? ()
#45 0x00007fc74649f830 in __libc_start_main (main=0x4114d0, argc=3, argv=0x7fffb220c038, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffb220c028) at ../csu/libc-start.c:291
#46 0x00000000004120a9 in _start ()

Reported using DrKonqi
Comment 1 francisco_t 2018-05-09 17:56:59 UTC
The list of package to upgrade:

Normal          appstream-0.11.1-1+16.04+xenial+build26.amd64 (neon-xenial-main)        Software component metadata management
Normal          ark-4:18.04.1-0neon+16.04+xenial+build51.amd64 (neon-xenial-main)       archive utility
Bug fix         distro-info-data-0.28ubuntu0.8.all (ubuntu-xenial-updates-main) information about the distributions' releases (data files)
Normal          dolphin-4:18.04.1-0neon+16.04+xenial+build41.amd64 (neon-xenial-main)   file manager
Normal          ffmpegthumbs-4:18.04.1-0neon+16.04+xenial+build33.amd64 (neon-xenial-main)      video thumbnail generator using ffmpeg
Normal          filelight-4:18.04.1-0neon+16.04+xenial+build37.amd64 (neon-xenial-main) show where your diskspace is being used
Bug fix         flashplugin-installer-29.0.0.171ubuntu0.16.04.1.amd64 (ubuntu-xenial-updates-multiverse)        Adobe Flash Player plugin installer
Normal          gwenview-4:18.04.1-0neon+16.04+xenial+build49.amd64 (neon-xenial-main)  image viewer
Normal          kaccounts-providers-4:18.04.1-0neon+16.04+xenial+build27.amd64 (neon-xenial-main)       KDE providers for accounts sign-on
Normal          kamera-4:18.04.1-0neon+16.04+xenial+build34.amd64 (neon-xenial-main)    digital camera support for KDE applications
Normal          kate-4:18.04.1-0neon+16.04+xenial+build55.amd64 (neon-xenial-main)      powerful text editor
Normal          kate5-data-4:18.04.1-0neon+16.04+xenial+build55.all (neon-xenial-main)  shared data files for Kate text editor
Normal          kbackup-18.04.1-0neon+16.04+xenial+build4.amd64 (neon-xenial-main)      Easy to use backup program
Normal          kcalc-4:18.04.1-0neon+16.04+xenial+build38.amd64 (neon-xenial-main)     simple and scientific calculator
Normal          kde-config-cddb-4:18.04.1-0neon+16.04+xenial+build35.amd64 (neon-xenial-main)   CDDB retrieval configuration
Normal          kde-config-tablet-3.0.0-1+16.04+xenial+build1.amd64 (neon-xenial-main)  implements a KDE configuration GUI for the Wacom drivers
Normal          kde-spectacle-18.04.1-0neon+16.04+xenial+build55.amd64 (neon-xenial-main)       Screenshot capture utility, replaces KSnapshot
Normal          kdegraphics-thumbnailers-4:18.04.1-0neon+16.04+xenial+build48.amd64 (neon-xenial-main)  graphics file format thumbnailers for KDE SC
Normal          kdialog-4:18.04.1-0neon+16.04+xenial+build28.amd64 (neon-xenial-main)   Dialog display utility
Normal          kfind-4:18.04.1-0neon+16.04+xenial+build30.amd64 (neon-xenial-main)     file search utility
Normal          kio-audiocd-4:18.04.1-0neon+16.04+xenial+build33.amd64 (neon-xenial-main)       transparent audio CD access for applications using the KDE Platform
Normal          kio-extras-4:18.04.1-0neon+16.04+xenial+build41.amd64 (neon-xenial-main)        Extra functionality for kioslaves.
Normal          kio-extras-data-4:18.04.1-0neon+16.04+xenial+build41.all (neon-xenial-main)     Extra functionality for kioslaves data files.
Normal          kompare-4:18.04.1-0neon+16.04+xenial+build37.amd64 (neon-xenial-main)   file difference viewer
Normal          konsole-4:18.04.1-0neon+16.04+xenial+build44.amd64 (neon-xenial-main)   X terminal emulator
Normal          konsole-kpart-4:18.04.1-0neon+16.04+xenial+build44.amd64 (neon-xenial-main)     Konsole plugin for Qt applications
Normal          kpart5-kompare-4:18.04.1-0neon+16.04+xenial+build37.amd64 (neon-xenial-main)    file difference viewer - kpart
Normal          krita-1:4.0.2-0neon+16.04+xenial+build24.amd64 (neon-xenial-main)       pixel-based image manipulation program
Normal          krita-data-1:4.0.2-0neon+16.04+xenial+build24.all (neon-xenial-main)    data files for Krita painting program
Normal          krita-l10n-1:4.0.2-0neon+16.04+xenial+build24.all (neon-xenial-main)    translations for Krita painting program
Normal          ksystemlog-4:18.04.1-0neon+16.04+xenial+build37.amd64 (neon-xenial-main)        system log viewer
Normal          kwalletmanager-4:18.04.1-0neon+16.04+xenial+build33.amd64 (neon-xenial-main)    secure password wallet manager
Normal          kwave-18.04.1-0neon+16.04+xenial+build24.amd64 (neon-xenial-main)       sound editor for KDE
Normal          kwrite-4:18.04.1-0neon+16.04+xenial+build55.amd64 (neon-xenial-main)    simple text editor
Normal          libappstream4-0.11.1-1+16.04+xenial+build26.amd64 (neon-xenial-main)    Library to access AppStream services
Normal          libappstreamqt2-0.11.1-1+16.04+xenial+build26.amd64 (neon-xenial-main)  Qt5 library to access AppStream services
Normal          libdolphinvcs5-4:18.04.1-0neon+16.04+xenial+build41.amd64 (neon-xenial-main)    library to show version control in Dolphin
Normal          libkaccounts1-4:18.04.1-0neon+16.04+xenial+build36.amd64 (neon-xenial-main)     System to administer web accounts - shared library
Normal          libkf5baloowidgets-bin-4:18.04.1-0neon+16.04+xenial+build37.amd64 (neon-xenial-main)    Wigets for use with Baloo - binaries
Normal          libkf5baloowidgets5-4:18.04.1-0neon+16.04+xenial+build37.amd64 (neon-xenial-main)       Wigets for use with Baloo
Normal          libkf5cddb5-4:18.04.1-0neon+16.04+xenial+build35.amd64 (neon-xenial-main)       CDDB library for KDE Platform (runtime)
Normal          libkf5compactdisc5-4:18.04.1-0neon+16.04+xenial+build27.amd64 (neon-xenial-main)        CD drive library for KDE Platform (runtime)
Normal          libkf5kdcraw5-18.04.1-0neon+16.04+xenial+build37.amd64 (neon-xenial-main)       RAW picture decoding library
Normal          libkf5kexiv2-15.0.0-18.04.1-0neon+16.04+xenial+build37.amd64 (neon-xenial-main) Qt like interface for the libexiv2 library
Normal          libkf5kipi-data-18.04.1-0neon+16.04+xenial+build45.all (neon-xenial-main)       KDE Image Plugin Interface library -- data files
Normal          libkf5kipi32.0.0-18.04.1-0neon+16.04+xenial+build45.amd64 (neon-xenial-main)    KDE Image Plugin Interface library
Normal          libkomparediff2-5-4:18.04.1-0neon+16.04+xenial+build38.amd64 (neon-xenial-main) library to compare files and strings
Normal          libkompareinterface5-4:18.04.1-0neon+16.04+xenial+build37.amd64 (neon-xenial-main)      file difference viewer - kpart interface library
Normal          libokular5core9-4:18.04.1-0neon+16.04+xenial+build45.amd64 (neon-xenial-main)   libraries for the Okular document viewer
Normal          libpam-kwallet5-4:5.12.5-0neon+16.04+xenial+build58.amd64 (neon-xenial-main)    KWallet (Kf5) integration with PAM
Normal          libphonon4-4:4.10.1-0neon+16.04+xenial+build22.amd64 (neon-xenial-main) multimedia framework from KDE - core library
Normal          libphonon4qt5-4-4:4.10.1-0neon+16.04+xenial+build22.amd64 (neon-xenial-main)    multimedia framework from KDE using Qt 5 - core library
Normal          libqmobipocket2-4:18.04.1-0neon+16.04+xenial+build25.amd64 (neon-xenial-main)   library for reading Mobipocket documents
Bug fix         linux-generic-hwe-16.04-4.13.0.41.60.amd64 (ubuntu-xenial-updates-main) Complete Generic Linux kernel and headers
Bug fix         linux-headers-generic-hwe-16.04-4.13.0.41.60.amd64 (ubuntu-xenial-updates-main) Generic Linux kernel headers
Bug fix         linux-image-generic-hwe-16.04-4.13.0.41.60.amd64 (ubuntu-xenial-updates-main)   Generic Linux kernel image
Bug fix         linux-libc-dev-4.4.0-124.148.amd64 (ubuntu-xenial-updates-main) Linux Kernel Headers for development
Normal          muon-notifier-4:5.12.5-0neon+16.04+xenial+build108.all (neon-xenial-main)       Transitional package (muon-notifier -> plasma-discover-updater)
Normal          muon-updater-4:5.12.5-0neon+16.04+xenial+build108.all (neon-xenial-main)        Transitional package (muon-updater -> plasma-discover-updater)
Normal          okular-4:18.04.1-0neon+16.04+xenial+build45.amd64 (neon-xenial-main)    universal document viewer
Normal          okular-extra-backends-4:18.04.1-0neon+16.04+xenial+build45.amd64 (neon-xenial-main)     additional document format support for Okular
Normal          pam-kwallet-init-4:5.12.5-0neon+16.04+xenial+build58.amd64 (neon-xenial-main)   KWallet integration with PAM - XDG login support
Normal          phonon-4:4.10.1-0neon+16.04+xenial+build22.amd64 (neon-xenial-main)     multimedia framework from KDE using Qt 4 - metapackage
Normal          phonon4qt5-4:4.10.1-0neon+16.04+xenial+build22.amd64 (neon-xenial-main) multimedia framework from KDE using Qt 5 - metapackage
Normal          plasma-discover-5.12.5-0neon+16.04+xenial+build108.amd64 (neon-xenial-main)     Utility for browsing, installing and removing software
Normal          plasma-discover-common-5.12.5-0neon+16.04+xenial+build108.all (neon-xenial-main)        Discover software manager suite (common data files)
Normal          plasma-discover-flatpak-backend-5.12.5-0neon+16.04+xenial+build108.amd64 (neon-xenial-main)     Discover software manager suite - Flatpak support
Normal          plasma-discover-private-5.12.5-0neon+16.04+xenial+build108.amd64 (neon-xenial-main)     Private runtime libraries for the Discover suite
Normal          plasma-discover-snap-backend-5.12.5-0neon+16.04+xenial+build108.amd64 (neon-xenial-main)        Discover software manager suite - Snappy support
Normal          plasma-discover-updater-5.12.5-0neon+16.04+xenial+build108.amd64 (neon-xenial-main)     Update manager for KDE
Normal          plymouth-theme-breeze-5.12.5-0neon+16.04+xenial+build79.amd64 (neon-xenial-main)        Breeze theme for Plymouth
Normal          print-manager-4:18.04.1-0neon+16.04+xenial+build43.amd64 (neon-xenial-main)     printer configuration and monitoring tools
Bug fix         wget-1.17.1-1ubuntu1.4.amd64 (ubuntu-xenial-updates-main)       retrieves files from the web
Comment 2 francisco_t 2018-05-09 18:39:21 UTC
Another Backtrace more complete:

Application: Discover (plasma-discover), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7efffd5b08c0 (LWP 3413))]

Thread 16 (Thread 0x7eff89ffb700 (LWP 3446)):
#0  0x00007efff88d474d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007efff352f38c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007efff352f49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007efff352f4d9 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007efff3555bb5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007efff56276ba in start_thread (arg=0x7eff89ffb700) at pthread_create.c:333
#6  0x00007efff88e041d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 15 (Thread 0x7effadbab700 (LWP 3436)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007effd8afc48b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007effd8afc397 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007efff56276ba in start_thread (arg=0x7effadbab700) at pthread_create.c:333
#4  0x00007efff88e041d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 14 (Thread 0x7effae3ac700 (LWP 3434)):
#0  0x00007efff3573a94 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007efff352e910 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007efff352f2bb in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007efff352f49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007efff95105cb in QEventDispatcherGlib::processEvents (this=0x7eff9c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007efff94b764a in QEventLoop::exec (this=this@entry=0x7effae3abd00, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#6  0x00007efff92d7554 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:522
#7  0x00007efff92dc6eb in QThreadPrivate::start (arg=0x223af30) at thread/qthread_unix.cpp:376
#8  0x00007efff56276ba in start_thread (arg=0x7effae3ac700) at pthread_create.c:333
#9  0x00007efff88e041d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 13 (Thread 0x7effb7bbb700 (LWP 3429)):
#0  0x00007efff88d027d in read () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007efff35726f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007efff352ee74 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007efff352f330 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007efff352f49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007efff95105cb in QEventDispatcherGlib::processEvents (this=0x7effb00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6  0x00007efff94b764a in QEventLoop::exec (this=this@entry=0x7effb7bbad00, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#7  0x00007efff92d7554 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:522
#8  0x00007efff92dc6eb in QThreadPrivate::start (arg=0x46dacb0) at thread/qthread_unix.cpp:376
#9  0x00007efff56276ba in start_thread (arg=0x7effb7bbb700) at pthread_create.c:333
#10 0x00007efff88e041d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 12 (Thread 0x7effc3fff700 (LWP 3427)):
#0  0x00007efff950ed37 in QTimerInfoList::timerWait (this=0x7effb8002cd0, tm=...) at kernel/qtimerinfo_unix.cpp:413
#1  0x00007efff951033e in timerSourcePrepareHelper (timeout=0x7effc3ffeb34, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:132
#2  timerSourcePrepare (source=<optimized out>, timeout=0x7effc3ffeb34) at kernel/qeventdispatcher_glib.cpp:165
#3  0x00007efff352e91d in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007efff352f2bb in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007efff352f49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007efff95105cb in QEventDispatcherGlib::processEvents (this=0x7effb80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#7  0x00007efff94b764a in QEventLoop::exec (this=this@entry=0x7effc3ffed00, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#8  0x00007efff92d7554 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:522
#9  0x00007efff92dc6eb in QThreadPrivate::start (arg=0x2852de0) at thread/qthread_unix.cpp:376
#10 0x00007efff56276ba in start_thread (arg=0x7effc3fff700) at pthread_create.c:333
#11 0x00007efff88e041d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 11 (Thread 0x7effcbf47700 (LWP 3425)):
#0  0x00007efff3573a79 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007efff352f34e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007efff352f49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007efff95105cb in QEventDispatcherGlib::processEvents (this=0x7effc40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007efff94b764a in QEventLoop::exec (this=this@entry=0x7effcbf46c90, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#5  0x00007efff92d7554 in QThread::exec (this=this@entry=0x24b8ab0) at thread/qthread.cpp:522
#6  0x00007efffc6d11c6 in QQuickPixmapReader::run (this=0x24b8ab0) at util/qquickpixmapcache.cpp:887
#7  0x00007efff92dc6eb in QThreadPrivate::start (arg=0x24b8ab0) at thread/qthread_unix.cpp:376
#8  0x00007efff56276ba in start_thread (arg=0x7effcbf47700) at pthread_create.c:333
#9  0x00007efff88e041d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 10 (Thread 0x7effcc748700 (LWP 3423)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007effd8afc48b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007effd8afc397 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007efff56276ba in start_thread (arg=0x7effcc748700) at pthread_create.c:333
#4  0x00007efff88e041d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 9 (Thread 0x7effccf49700 (LWP 3422)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007effd8afc48b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007effd8afc397 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007efff56276ba in start_thread (arg=0x7effccf49700) at pthread_create.c:333
#4  0x00007efff88e041d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 8 (Thread 0x7effcd74a700 (LWP 3421)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007effd8afc48b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007effd8afc397 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007efff56276ba in start_thread (arg=0x7effcd74a700) at pthread_create.c:333
#4  0x00007efff88e041d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 7 (Thread 0x7effcdf4b700 (LWP 3420)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007effd8afc48b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007effd8afc397 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007efff56276ba in start_thread (arg=0x7effcdf4b700) at pthread_create.c:333
#4  0x00007efff88e041d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7effce74c700 (LWP 3419)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007effd8afc48b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007effd8afc397 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007efff56276ba in start_thread (arg=0x7effce74c700) at pthread_create.c:333
#4  0x00007efff88e041d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7effcf185700 (LWP 3418)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007effd8afc48b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007effd8afc397 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007efff56276ba in start_thread (arg=0x7effcf185700) at pthread_create.c:333
#4  0x00007efff88e041d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7effcffad700 (LWP 3417)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007effd8afc48b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007effd8afc397 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007efff56276ba in start_thread (arg=0x7effcffad700) at pthread_create.c:333
#4  0x00007efff88e041d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7effdbfff700 (LWP 3416)):
#0  0x00007efff88d474d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007efff352f38c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007efff352f49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007efff95105cb in QEventDispatcherGlib::processEvents (this=0x7effd40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007efff94b764a in QEventLoop::exec (this=this@entry=0x7effdbffece0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#5  0x00007efff92d7554 in QThread::exec (this=this@entry=0x219c820) at thread/qthread.cpp:522
#6  0x00007efff9eb2a35 in QQmlThreadPrivate::run (this=0x219c820) at qml/ftw/qqmlthread.cpp:147
#7  0x00007efff92dc6eb in QThreadPrivate::start (arg=0x219c820) at thread/qthread_unix.cpp:376
#8  0x00007efff56276ba in start_thread (arg=0x7effdbfff700) at pthread_create.c:333
#9  0x00007efff88e041d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7effe15ed700 (LWP 3415)):
#0  idleTimerSourceCheck (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:221
#1  0x00007efff352edc1 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007efff352f330 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007efff352f49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007efff95105cb in QEventDispatcherGlib::processEvents (this=0x7effdc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007efff94b764a in QEventLoop::exec (this=this@entry=0x7effe15eccd0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#6  0x00007efff92d7554 in QThread::exec (this=this@entry=0x7efffb44cd60 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at thread/qthread.cpp:522
#7  0x00007efffb1d82c5 in QDBusConnectionManager::run (this=0x7efffb44cd60 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at qdbusconnection.cpp:178
#8  0x00007efff92dc6eb in QThreadPrivate::start (arg=0x7efffb44cd60 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at thread/qthread_unix.cpp:376
#9  0x00007efff56276ba in start_thread (arg=0x7effe15ed700) at pthread_create.c:333
#10 0x00007efff88e041d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7efffd5b08c0 (LWP 3413)):
[KCrash Handler]
#6  AppStream::Component::name (this=0x0) at /workspace/build/qt/component.cpp:246
#7  0x00007effbf67904b in AppPackageKitResource::name (this=0x4525570) at /workspace/build/libdiscover/backends/PackageKitBackend/AppPackageKitResource.cpp:50
#8  0x00007efffc35ccd1 in UpdateItem::name (this=this@entry=0x4b39f10) at /workspace/build/libdiscover/UpdateModel/UpdateItem.cpp:47
#9  0x00007efffc35d08a in UpdateModel::<lambda(UpdateItem*, UpdateItem*)>::operator() (__closure=<optimized out>, b=<optimized out>, a=0x4b39f10) at /workspace/build/libdiscover/UpdateModel/UpdateModel.cpp:228
#10 QAlgorithmsPrivate::qSortHelper<UpdateItem**, UpdateItem*, UpdateModel::setResources(const QList<AbstractResource*>&)::<lambda(UpdateItem*, UpdateItem*)> >(UpdateItem **, UpdateItem **, UpdateItem * const&) (start=0x23c59d8, end=0x23c5a78, end@entry=0x23c5a80, t=@0x23c59d8: 0x24d2ae0, lessThan=...) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qalgorithms.h:366
#11 0x00007efffc35e380 in qSort<UpdateItem**, UpdateModel::setResources(const QList<AbstractResource*>&)::<lambda(UpdateItem*, UpdateItem*)> > (end=<optimized out>, start=<optimized out>, lessThan=...) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qalgorithms.h:184
#12 UpdateModel::setResources (this=this@entry=0x2741e70, resources=...) at /workspace/build/libdiscover/UpdateModel/UpdateModel.cpp:230
#13 0x00007efffc35e6a4 in UpdateModel::activityChanged (this=0x2741e70) at /workspace/build/libdiscover/UpdateModel/UpdateModel.cpp:92
#14 0x00007efff94e67b6 in QtPrivate::QSlotObjectBase::call (a=0x7ffcb8b82820, r=0x2741e70, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:378
#15 QMetaObject::activate (sender=0x221e620, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffcb8b82820) at kernel/qobject.cpp:3749
#16 0x00007efff94e6d97 in QMetaObject::activate (sender=<optimized out>, m=m@entry=0x7efffc5a2300 <ResourcesModel::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffcb8b82820) at kernel/qobject.cpp:3628
#17 0x00007efffc381f4f in ResourcesModel::fetchingChanged (this=<optimized out>, _t1=false) at /workspace/build/obj-x86_64-linux-gnu/libdiscover/moc_ResourcesModel.cpp:517
#18 0x00007efff94e67b6 in QtPrivate::QSlotObjectBase::call (a=0x7ffcb8b82970, r=0x221e620, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:378
#19 QMetaObject::activate (sender=0x2823220, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=2, argv=argv@entry=0x7ffcb8b82970) at kernel/qobject.cpp:3749
#20 0x00007efff94e6d97 in QMetaObject::activate (sender=<optimized out>, m=m@entry=0x7efffc5a24c0 <AbstractBackendUpdater::staticMetaObject>, local_signal_index=local_signal_index@entry=2, argv=argv@entry=0x7ffcb8b82970) at kernel/qobject.cpp:3628
#21 0x00007efffc381962 in AbstractBackendUpdater::progressingChanged (this=<optimized out>, _t1=_t1@entry=false) at /workspace/build/obj-x86_64-linux-gnu/libdiscover/moc_AbstractBackendUpdater.cpp:305
#22 0x00007effbf681753 in PackageKitUpdater::setProgressing (this=<optimized out>, progressing=progressing@entry=false) at /workspace/build/libdiscover/backends/PackageKitBackend/PackageKitUpdater.cpp:300
#23 0x00007effbf667d59 in PackageKitBackend::getUpdatesFinished (this=0x281fcf0) at /workspace/build/libdiscover/backends/PackageKitBackend/PackageKitBackend.cpp:503
#24 0x00007efff94e67b6 in QtPrivate::QSlotObjectBase::call (a=0x7ffcb8b82b80, r=0x281fcf0, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:378
#25 QMetaObject::activate (sender=0x469a420, signalOffset=<optimized out>, local_signal_index=<optimized out>, argv=<optimized out>) at kernel/qobject.cpp:3749
#26 0x00007effbf42d5ff in PackageKit::Transaction::finished(PackageKit::Transaction::Exit, unsigned int) () from /usr/lib/x86_64-linux-gnu/libpackagekitqt5.so.0
#27 0x00007effbf43289d in PackageKit::TransactionPrivate::finished(unsigned int, unsigned int) () from /usr/lib/x86_64-linux-gnu/libpackagekitqt5.so.0
#28 0x00007effbf42fc25 in ?? () from /usr/lib/x86_64-linux-gnu/libpackagekitqt5.so.0
#29 0x00007efff94e6489 in QMetaObject::activate (sender=0x4a8ee00, signalOffset=<optimized out>, local_signal_index=<optimized out>, argv=<optimized out>) at kernel/qobject.cpp:3766
#30 0x00007effbf43c1df in OrgFreedesktopPackageKitTransactionInterface::Finished(unsigned int, unsigned int) () from /usr/lib/x86_64-linux-gnu/libpackagekitqt5.so.0
#31 0x00007effbf43caec in ?? () from /usr/lib/x86_64-linux-gnu/libpackagekitqt5.so.0
#32 0x00007effbf43edc8 in OrgFreedesktopPackageKitTransactionInterface::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/x86_64-linux-gnu/libpackagekitqt5.so.0
#33 0x00007efffb1e4633 in QDBusConnectionPrivate::deliverCall (this=<optimized out>, object=<optimized out>, msg=..., metaTypes=..., slotIdx=<optimized out>) at qdbusintegrator.cpp:998
#34 0x00007efff94e74c9 in QObject::event (this=0x4a8ee00, e=<optimized out>) at kernel/qobject.cpp:1246
#35 0x00007efffaabeacc in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0x4a8ee00, e=0x7effdc0c18e0) at kernel/qapplication.cpp:3732
#36 0x00007efffaac6417 in QApplication::notify (this=0x7ffcb8b837d0, receiver=0x4a8ee00, e=0x7effdc0c18e0) at kernel/qapplication.cpp:3491
#37 0x00007efff94b93c8 in QCoreApplication::notifyInternal2 (receiver=0x4a8ee00, event=event@entry=0x7effdc0c18e0) at kernel/qcoreapplication.cpp:1044
#38 0x00007efff94bbfcb in QCoreApplication::sendEvent (event=0x7effdc0c18e0, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:234
#39 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x20f5970) at kernel/qcoreapplication.cpp:1719
#40 0x00007efff94bc438 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1573
#41 0x00007efff9510fa3 in postEventSourceDispatch (s=0x215a500) at kernel/qeventdispatcher_glib.cpp:276
#42 0x00007efff352f197 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#43 0x00007efff352f3f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#44 0x00007efff352f49c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#45 0x00007efff95105af in QEventDispatcherGlib::processEvents (this=this@entry=0x214f4c0, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#46 0x00007effecbd71a1 in QPAEventDispatcherGlib::processEvents (this=0x214f4c0, flags=...) at qeventdispatcher_glib.cpp:69
#47 0x00007efff94b764a in QEventLoop::exec (this=this@entry=0x7ffcb8b836f0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#48 0x00007efff94c0854 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1332
#49 0x00007efffa30e83c in QGuiApplication::exec () at kernel/qguiapplication.cpp:1687
#50 0x00007efffaabea25 in QApplication::exec () at kernel/qapplication.cpp:2917
#51 0x0000000000411f0f in main (argc=3, argv=<optimized out>) at /workspace/build/discover/main.cpp:156
Comment 3 Aleix Pol 2018-05-10 13:38:07 UTC

*** This bug has been marked as a duplicate of bug 394048 ***