Bug 425680

Summary: Discover crashes when I cancel Snap installation
Product: [Applications] Discover Reporter: Patrick Silva <bugseforuns>
Component: discoverAssignee: Dan Leinir Turthra Jensen <leinir>
Status: RESOLVED FIXED    
Severity: crash CC: aleixpol, madLyfe, michael.lindorff
Priority: NOR    
Version: unspecified   
Target Milestone: ---   
Platform: Neon   
OS: Linux   
See Also: https://bugs.kde.org/show_bug.cgi?id=426321
Latest Commit: Version Fixed In: 5.23
Sentry Crash Report:

Description Patrick Silva 2020-08-22 16:32:30 UTC
SUMMARY
Discover was installing Lanto snap, I clicked on "Cancel" button and Discover crashed.

Operating System: KDE neon Unstable Edition
KDE Plasma Version: 5.19.80
KDE Frameworks Version: 5.74.0
Qt Version: 5.14.2


Thread 42 (Thread 0x7fb79d8be700 (LWP 42627)):
#0  0x00007fb86a44e96f in __GI___poll (fds=0x7fb8240224d0, nfds=1, timeout=129750) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb868db01ae in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb868db02e3 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb86aa0e1fb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb8240232d0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fb86a9b424b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fb79d8bdca0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:136
#5  0x00007fb86a7d6eb2 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:118
#6  0x00007fb86a7d801c in QThreadPrivate::start(void*) (arg=0x558b7b5a9a90) at thread/qthread_unix.cpp:342
#7  0x00007fb86971c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007fb86a45b103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 41 (Thread 0x7fb79e0bf700 (LWP 42626)):
#0  0x00007fb86a44e96f in __GI___poll (fds=0x7fb81cc2ec80, nfds=1, timeout=129745) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb868db01ae in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb868db02e3 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb86aa0e1fb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb81d11c4d0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fb86a9b424b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fb79e0beca0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:136
#5  0x00007fb86a7d6eb2 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:118
#6  0x00007fb86a7d801c in QThreadPrivate::start(void*) (arg=0x558b7c0684e0) at thread/qthread_unix.cpp:342
#7  0x00007fb86971c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007fb86a45b103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 40 (Thread 0x7fb79e8c0700 (LWP 42625)):
#0  0x00007fb86a44e96f in __GI___poll (fds=0x7fb800005180, nfds=2, timeout=130196) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb868db01ae in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb868db02e3 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb86aa0e1fb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb800049410, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fb86a9b424b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fb79e8bfca0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:136
#5  0x00007fb86a7d6eb2 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:118
#6  0x00007fb86a7d801c in QThreadPrivate::start(void*) (arg=0x558b7b5db560) at thread/qthread_unix.cpp:342
#7  0x00007fb86971c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007fb86a45b103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 39 (Thread 0x7fb79f0c1700 (LWP 42624)):
#0  0x00007fb86a44e96f in __GI___poll (fds=0x7fb814196340, nfds=1, timeout=129750) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb868db01ae in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb868db02e3 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb86aa0e1fb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb8141b4c00, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fb86a9b424b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fb79f0c0ca0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:136
#5  0x00007fb86a7d6eb2 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:118
#6  0x00007fb86a7d801c in QThreadPrivate::start(void*) (arg=0x558b7b8202a0) at thread/qthread_unix.cpp:342
#7  0x00007fb86971c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007fb86a45b103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 38 (Thread 0x7fb79f8c2700 (LWP 42623)):
#0  0x00007fb86a44e96f in __GI___poll (fds=0x7fb7f8048940, nfds=1, timeout=129742) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb868db01ae in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb868db02e3 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb86aa0e1fb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb7f805c9c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fb86a9b424b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fb79f8c1ca0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:136
#5  0x00007fb86a7d6eb2 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:118
#6  0x00007fb86a7d801c in QThreadPrivate::start(void*) (arg=0x558b7b6134b0) at thread/qthread_unix.cpp:342
#7  0x00007fb86971c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007fb86a45b103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 37 (Thread 0x7fb7a00c3700 (LWP 42622)):
#0  0x00007fb86a44e96f in __GI___poll (fds=0x7fb7f00217b0, nfds=1, timeout=129744) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb868db01ae in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb868db02e3 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb86aa0e1fb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb7f0438210, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fb86a9b424b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fb7a00c2ca0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:136
#5  0x00007fb86a7d6eb2 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:118
#6  0x00007fb86a7d801c in QThreadPrivate::start(void*) (arg=0x558b7b626630) at thread/qthread_unix.cpp:342
#7  0x00007fb86971c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007fb86a45b103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 36 (Thread 0x7fb7a08c4700 (LWP 42621)):
#0  0x00007fb86a44e96f in __GI___poll (fds=0x7fb7fc004780, nfds=1, timeout=129742) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb868db01ae in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb868db02e3 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb86aa0e1fb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb7fc007c70, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fb86a9b424b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fb7a08c3ca0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:136
#5  0x00007fb86a7d6eb2 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:118
#6  0x00007fb86a7d801c in QThreadPrivate::start(void*) (arg=0x558b7b63e630) at thread/qthread_unix.cpp:342
#7  0x00007fb86971c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007fb86a45b103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 35 (Thread 0x7fb7a10c5700 (LWP 42620)):
#0  0x00007fb86a44e96f in __GI___poll (fds=0x7fb7f4cae3a0, nfds=1, timeout=129742) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb868db01ae in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb868db02e3 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb86aa0e1fb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb7f4ca81c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fb86a9b424b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fb7a10c4ca0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:136
#5  0x00007fb86a7d6eb2 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:118
#6  0x00007fb86a7d801c in QThreadPrivate::start(void*) (arg=0x558b7b650eb0) at thread/qthread_unix.cpp:342
#7  0x00007fb86971c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007fb86a45b103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 34 (Thread 0x7fb7b483d700 (LWP 42619)):
#0  0x00007fb86a44e96f in __GI___poll (fds=0x7fb7e8cda000, nfds=2, timeout=129674) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb868db01ae in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb868db02e3 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb86aa0e1fb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb7e805af40, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fb86a9b424b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fb7b483cca0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:136
#5  0x00007fb86a7d6eb2 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:118
#6  0x00007fb86a7d801c in QThreadPrivate::start(void*) (arg=0x558b7b66a440) at thread/qthread_unix.cpp:342
#7  0x00007fb86971c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007fb86a45b103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 33 (Thread 0x7fb7b503e700 (LWP 42618)):
#0  0x00007fb86a44e96f in __GI___poll (fds=0x7fb7d8008480, nfds=1, timeout=129767) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb868db01ae in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb868db02e3 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb86aa0e1fb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb7d80026c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fb86a9b424b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fb7b503dca0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:136
#5  0x00007fb86a7d6eb2 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:118
#6  0x00007fb86a7d801c in QThreadPrivate::start(void*) (arg=0x558b7b91bbd0) at thread/qthread_unix.cpp:342
#7  0x00007fb86971c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007fb86a45b103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 32 (Thread 0x7fb7b583f700 (LWP 42617)):
#0  0x00007fb86a44e96f in __GI___poll (fds=0x7fb7e0391ba0, nfds=2, timeout=129683) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb868db01ae in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb868db02e3 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb86aa0e1fb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb7e0031570, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fb86a9b424b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fb7b583eca0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:136
#5  0x00007fb86a7d6eb2 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:118
#6  0x00007fb86a7d801c in QThreadPrivate::start(void*) (arg=0x558b7b8a1f80) at thread/qthread_unix.cpp:342
#7  0x00007fb86971c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007fb86a45b103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 31 (Thread 0x7fb7c4ff9700 (LWP 42616)):
#0  0x00007fb86a44e96f in __GI___poll (fds=0x7fb7e408efd0, nfds=1, timeout=129808) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb868db01ae in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb868db02e3 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb86aa0e1fb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb7e4062720, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fb86a9b424b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fb7c4ff8ca0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:136
#5  0x00007fb86a7d6eb2 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:118
#6  0x00007fb86a7d801c in QThreadPrivate::start(void*) (arg=0x558b7c111170) at thread/qthread_unix.cpp:342
#7  0x00007fb86971c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007fb86a45b103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 30 (Thread 0x7fb7c57fa700 (LWP 42615)):
#0  0x00007fb86a44e96f in __GI___poll (fds=0x7fb7d003e170, nfds=2, timeout=129792) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb868db01ae in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb868db02e3 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb86aa0e1fb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb7d00017d0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fb86a9b424b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fb7c57f9ca0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:136
#5  0x00007fb86a7d6eb2 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:118
#6  0x00007fb86a7d801c in QThreadPrivate::start(void*) (arg=0x558b7b514540) at thread/qthread_unix.cpp:342
#7  0x00007fb86971c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007fb86a45b103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 29 (Thread 0x7fb7c7fff700 (LWP 42614)):
#0  0x00007fb86a44e96f in __GI___poll (fds=0x7fb7dc0841f0, nfds=3, timeout=129647) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb868db01ae in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb868db02e3 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb86aa0e1fb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb7dc00d9e0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fb86a9b424b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fb7c7ffeca0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:136
#5  0x00007fb86a7d6eb2 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:118
#6  0x00007fb86a7d801c in QThreadPrivate::start(void*) (arg=0x558b7bfa4840) at thread/qthread_unix.cpp:342
#7  0x00007fb86971c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007fb86a45b103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 28 (Thread 0x7fb7ccffe700 (LWP 42613)):
#0  0x00007fb86a44e96f in __GI___poll (fds=0x7fb7c00015e0, nfds=1, timeout=129752) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb868db01ae in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb868db02e3 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb86aa0e1fb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb7c0004290, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fb86a9b424b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fb7ccffdca0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:136
#5  0x00007fb86a7d6eb2 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:118
#6  0x00007fb86a7d801c in QThreadPrivate::start(void*) (arg=0x558b7b8f1d70) at thread/qthread_unix.cpp:342
#7  0x00007fb86971c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007fb86a45b103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 27 (Thread 0x7fb7ee7fc700 (LWP 42612)):
#0  0x00007fb86a44e96f in __GI___poll (fds=0x7fb7b8029450, nfds=2, timeout=129710) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb868db01ae in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb868db02e3 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb86aa0e1fb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb7b80202e0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fb86a9b424b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fb7ee7fbca0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:136
#5  0x00007fb86a7d6eb2 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:118
#6  0x00007fb86a7d801c in QThreadPrivate::start(void*) (arg=0x558b7bd85450) at thread/qthread_unix.cpp:342
#7  0x00007fb86971c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007fb86a45b103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 26 (Thread 0x7fb7ef7fe700 (LWP 42611)):
#0  0x00007fb86a44e96f in __GI___poll (fds=0x7fb7d400f1d0, nfds=1, timeout=129746) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb868db01ae in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb868db02e3 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb86aa0e1fb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb7d400e4d0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fb86a9b424b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fb7ef7fdca0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:136
#5  0x00007fb86a7d6eb2 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:118
#6  0x00007fb86a7d801c in QThreadPrivate::start(void*) (arg=0x558b7c2881c0) at thread/qthread_unix.cpp:342
#7  0x00007fb86971c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007fb86a45b103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 25 (Thread 0x7fb819ffb700 (LWP 42610)):
#0  0x00007fb86a44e96f in __GI___poll (fds=0x7fb7b0013060, nfds=1, timeout=129748) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb868db01ae in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb868db02e3 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb86aa0e1fb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb7b0012300, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fb86a9b424b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fb819ffaca0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:136
#5  0x00007fb86a7d6eb2 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:118
#6  0x00007fb86a7d801c in QThreadPrivate::start(void*) (arg=0x558b7b6ecf20) at thread/qthread_unix.cpp:342
#7  0x00007fb86971c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007fb86a45b103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 24 (Thread 0x7fb81a7fc700 (LWP 42609)):
#0  0x00007fb86a44e96f in __GI___poll (fds=0x7fb7bc00bbc0, nfds=1, timeout=129769) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb868db01ae in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb868db02e3 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb86aa0e1fb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb7bc001fe0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fb86a9b424b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fb81a7fbca0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:136
#5  0x00007fb86a7d6eb2 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:118
#6  0x00007fb86a7d801c in QThreadPrivate::start(void*) (arg=0x558b7bca23f0) at thread/qthread_unix.cpp:342
#7  0x00007fb86971c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007fb86a45b103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 23 (Thread 0x7fb81affd700 (LWP 42608)):
#0  0x00007fb86a44e96f in __GI___poll (fds=0x7fb7dc07a7a0, nfds=2, timeout=129704) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb868db01ae in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb868db02e3 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb86aa0e1fb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb7dc007fe0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fb86a9b424b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fb81affcca0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:136
#5  0x00007fb86a7d6eb2 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:118
#6  0x00007fb86a7d801c in QThreadPrivate::start(void*) (arg=0x558b7b6f2170) at thread/qthread_unix.cpp:342
#7  0x00007fb86971c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007fb86a45b103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 22 (Thread 0x7fb7c67fc700 (LWP 42607)):
#0  0x00007fb86a44e96f in __GI___poll (fds=0x7fb7c8038650, nfds=2, timeout=129698) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb868db01ae in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb868db02e3 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb86aa0e1fb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb7c8019f40, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fb86a9b424b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fb7c67fbca0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:136
#5  0x00007fb86a7d6eb2 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:118
#6  0x00007fb86a7d801c in QThreadPrivate::start(void*) (arg=0x558b7b6ebb80) at thread/qthread_unix.cpp:342
#7  0x00007fb86971c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007fb86a45b103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 21 (Thread 0x7fb7c5ffb700 (LWP 42606)):
#0  0x00007fb86a44e96f in __GI___poll (fds=0x7fb7b0010db0, nfds=2, timeout=130243) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb868db01ae in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb868db02e3 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb86aa0e1fb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb7b0001e90, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fb86a9b424b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fb7c5ffaca0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:136
#5  0x00007fb86a7d6eb2 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:118
#6  0x00007fb86a7d801c in QThreadPrivate::start(void*) (arg=0x558b7bcdfe20) at thread/qthread_unix.cpp:342
#7  0x00007fb86971c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007fb86a45b103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 20 (Thread 0x7fb7c6ffd700 (LWP 42605)):
#0  0x00007fb86a44e96f in __GI___poll (fds=0x7fb7e03213b0, nfds=1, timeout=129740) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb868db01ae in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb868db02e3 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb86aa0e1fb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb7e0058180, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fb86a9b424b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fb7c6ffcca0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:136
#5  0x00007fb86a7d6eb2 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:118
#6  0x00007fb86a7d801c in QThreadPrivate::start(void*) (arg=0x558b7bedf950) at thread/qthread_unix.cpp:342
#7  0x00007fb86971c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007fb86a45b103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 19 (Thread 0x7fb7eeffd700 (LWP 42604)):
#0  0x00007fb86a44e96f in __GI___poll (fds=0x7fb82a090b40, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb868db01ae in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb868db02e3 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb822e8299d in  () at /usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so
#4  0x00007fb868dd9931 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fb86971c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fb86a45b103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 18 (Thread 0x7fb7edffb700 (LWP 42602)):
#0  0x00007fb86a44e96f in __GI___poll (fds=0x7fb7d40039f0, nfds=1, timeout=105391) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb868db01ae in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb868db02e3 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb86aa0e1fb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb7d40060f0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fb86a9b424b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fb7edffaca0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:136
#5  0x00007fb86a7d6eb2 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:118
#6  0x00007fb86a7d801c in QThreadPrivate::start(void*) (arg=0x558b7b614030) at thread/qthread_unix.cpp:342
#7  0x00007fb86971c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007fb86a45b103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 17 (Thread 0x7fb7cffff700 (LWP 42601)):
#0  0x00007fb86a44e96f in __GI___poll (fds=0x7fb7bc0017c0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb868db01ae in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb868db02e3 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb86aa0e1e2 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb7bc022900, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#4  0x00007fb86a9b424b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fb7cfffeca0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:136
#5  0x00007fb86a7d6eb2 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:118
#6  0x00007fb86a7d801c in QThreadPrivate::start(void*) (arg=0x558b7bee0b80) at thread/qthread_unix.cpp:342
#7  0x00007fb86971c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007fb86a45b103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 16 (Thread 0x7fb7ed7fa700 (LWP 42600)):
#0  0x00007fb86a44e96f in __GI___poll (fds=0x7fb7c0002630, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb868db01ae in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb868db02e3 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb86aa0e1e2 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb7c001dd90, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#4  0x00007fb86a9b424b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fb7ed7f9ca0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:136
#5  0x00007fb86a7d6eb2 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:118
#6  0x00007fb86a7d801c in QThreadPrivate::start(void*) (arg=0x7fb83c0e0cc0) at thread/qthread_unix.cpp:342
#7  0x00007fb86971c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007fb86a45b103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 15 (Thread 0x7fb81bfff700 (LWP 42550)):
#0  0x00007fb86a44e96f in __GI___poll (fds=0x7fb7f8004200, nfds=1, timeout=126098) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb868db01ae in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb868db02e3 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb86aa0e1fb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb7f8000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fb86a9b424b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fb81bffeca0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:136
#5  0x00007fb86a7d6eb2 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:118
#6  0x00007fb86a7d801c in QThreadPrivate::start(void*) (arg=0x558b7853e4f0) at thread/qthread_unix.cpp:342
#7  0x00007fb86971c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007fb86a45b103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 14 (Thread 0x7fb820f21700 (LWP 42549)):
#0  0x00007fb86a44e96f in __GI___poll (fds=0x7fb83800a210, nfds=1, timeout=122556) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb868db01ae in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb868db02e3 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb86aa0e1fb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb800000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fb86a9b424b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fb820f20ca0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:136
#5  0x00007fb86a7d6eb2 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:118
#6  0x00007fb86a7d801c in QThreadPrivate::start(void*) (arg=0x558b784c3fc0) at thread/qthread_unix.cpp:342
#7  0x00007fb86971c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007fb86a45b103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7fb821f22700 (LWP 42548)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x558b784d3230) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x558b784d31e0, cond=0x558b784d3208) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x558b784d3208, mutex=0x558b784d31e0) at pthread_cond_wait.c:638
#3  0x00007fb86a7ddceb in QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x558b784d31e0) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=<optimized out>, mutex=0x558b7855e030, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007fb86a7dddb1 in QWaitCondition::wait(QMutex*, unsigned long) (this=this@entry=0x558b7855e038, mutex=mutex@entry=0x558b7855e030, time=time@entry=18446744073709551615) at ../../include/QtCore/../../src/corelib/kernel/qdeadlinetimer.h:68
#6  0x00007fb86c5829b7 in QSGRenderThreadEventQueue::takeEvent(bool) (wait=true, this=0x558b7855e028) at scenegraph/qsgthreadedrenderloop.cpp:255
#7  QSGRenderThread::processEventsAndWaitForMore() (this=this@entry=0x558b7855df90) at scenegraph/qsgthreadedrenderloop.cpp:905
#8  0x00007fb86c582c39 in QSGRenderThread::run() (this=0x558b7855df90) at scenegraph/qsgthreadedrenderloop.cpp:1000
#9  0x00007fb86a7d801c in QThreadPrivate::start(void*) (arg=0x558b7855df90) at thread/qthread_unix.cpp:342
#10 0x00007fb86971c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007fb86a45b103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7fb84170c700 (LWP 42544)):
#0  0x00007fb86a44e96f in __GI___poll (fds=0x558b7810de00, nfds=3, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb868db01ae in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb868db0533 in g_main_loop_run () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb868b0beda in  () at /lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007fb868dd9931 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fb86971c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fb86a45b103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7fb841f0d700 (LWP 42543)):
#0  0x00007fb86a44e96f in __GI___poll (fds=0x558b7808fd40, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb868db01ae in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb868db02e3 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb868db0331 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fb868dd9931 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fb86971c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fb86a45b103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7fb842f3a700 (LWP 42541)):
#0  0x00007fb86a44e96f in __GI___poll (fds=0x7fb8380377d0, nfds=1, timeout=127891) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb868db01ae in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb868db02e3 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb86aa0e1fb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb838000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fb86a9b424b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fb842f39ca0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:136
#5  0x00007fb86a7d6eb2 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:118
#6  0x00007fb86a7d801c in QThreadPrivate::start(void*) (arg=0x558b78068d80) at thread/qthread_unix.cpp:342
#7  0x00007fb86971c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007fb86a45b103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7fb854bf1700 (LWP 42540)):
#0  0x00007fb86a44e96f in __GI___poll (fds=0x7fb834004e60, nfds=1, timeout=9990) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb868db01ae in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb868db02e3 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb86aa0e1e2 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb834000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#4  0x00007fb86a9b424b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fb854bf0ca0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:136
#5  0x00007fb86a7d6eb2 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:118
#6  0x00007fb86a7d801c in QThreadPrivate::start(void*) (arg=0x558b77e0f4c0) at thread/qthread_unix.cpp:342
#7  0x00007fb86971c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007fb86a45b103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7fb855dec700 (LWP 42539)):
#0  0x00007fb86a44e96f in __GI___poll (fds=0x7fb83c004a80, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb868db01ae in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb868db02e3 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb86aa0e1e2 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb83c000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#4  0x00007fb86a9b424b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fb855debc60, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:136
#5  0x00007fb86a7d6eb2 in QThread::exec() (this=this@entry=0x558b77d47c40) at ../../include/QtCore/../../src/corelib/global/qflags.h:118
#6  0x00007fb86c4bd9fa in QQuickPixmapReader::run() (this=0x558b77d47c40) at util/qquickpixmapcache.cpp:987
#7  0x00007fb86a7d801c in QThreadPrivate::start(void*) (arg=0x558b77d47c40) at thread/qthread_unix.cpp:342
#8  0x00007fb86971c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007fb86a45b103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7fb856ffd700 (LWP 42538)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x558b77811148) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x558b778110f8, cond=0x558b77811120) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x558b77811120, mutex=0x558b778110f8) at pthread_cond_wait.c:638
#3  0x00007fb85d75397b in cnd_wait (mtx=0x558b778110f8, cond=0x558b77811120) at ../include/c11/threads_posix.h:155
#4  util_queue_thread_func (input=input@entry=0x558b77836050) at ../src/util/u_queue.c:275
#5  0x00007fb85d75358b in impl_thrd_routine (p=<optimized out>) at ../include/c11/threads_posix.h:87
#6  0x00007fb86971c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#7  0x00007fb86a45b103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7fb8577fe700 (LWP 42537)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x558b7781114c) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x558b778110f8, cond=0x558b77811120) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x558b77811120, mutex=0x558b778110f8) at pthread_cond_wait.c:638
#3  0x00007fb85d75397b in cnd_wait (mtx=0x558b778110f8, cond=0x558b77811120) at ../include/c11/threads_posix.h:155
#4  util_queue_thread_func (input=input@entry=0x558b77875c60) at ../src/util/u_queue.c:275
#5  0x00007fb85d75358b in impl_thrd_routine (p=<optimized out>) at ../include/c11/threads_posix.h:87
#6  0x00007fb86971c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#7  0x00007fb86a45b103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7fb857fff700 (LWP 42536)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x558b7781114c) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x558b778110f8, cond=0x558b77811120) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x558b77811120, mutex=0x558b778110f8) at pthread_cond_wait.c:638
#3  0x00007fb85d75397b in cnd_wait (mtx=0x558b778110f8, cond=0x558b77811120) at ../include/c11/threads_posix.h:155
#4  util_queue_thread_func (input=input@entry=0x558b77889470) at ../src/util/u_queue.c:275
#5  0x00007fb85d75358b in impl_thrd_routine (p=<optimized out>) at ../include/c11/threads_posix.h:87
#6  0x00007fb86971c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#7  0x00007fb86a45b103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7fb85cfee700 (LWP 42535)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x558b77811148) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x558b778110f8, cond=0x558b77811120) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x558b77811120, mutex=0x558b778110f8) at pthread_cond_wait.c:638
#3  0x00007fb85d75397b in cnd_wait (mtx=0x558b778110f8, cond=0x558b77811120) at ../include/c11/threads_posix.h:155
#4  util_queue_thread_func (input=input@entry=0x558b7789c9c0) at ../src/util/u_queue.c:275
#5  0x00007fb85d75358b in impl_thrd_routine (p=<optimized out>) at ../include/c11/threads_posix.h:87
#6  0x00007fb86971c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#7  0x00007fb86a45b103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7fb864846700 (LWP 42534)):
#0  0x00007fb86a44e96f in __GI___poll (fds=0x7fb858004e60, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb868db01ae in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb868db02e3 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb86aa0e1e2 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb858000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#4  0x00007fb86a9b424b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fb864845c80, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:136
#5  0x00007fb86a7d6eb2 in QThread::exec() (this=this@entry=0x558b776ed3f0) at ../../include/QtCore/../../src/corelib/global/qflags.h:118
#6  0x00007fb86b691b99 in QQmlThreadPrivate::run() (this=0x558b776ed3f0) at qml/ftw/qqmlthread.cpp:155
#7  0x00007fb86a7d801c in QThreadPrivate::start(void*) (arg=0x558b776ed3f0) at thread/qthread_unix.cpp:342
#8  0x00007fb86971c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007fb86a45b103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7fb865047700 (LWP 42533)):
#0  0x00007fb86a44e96f in __GI___poll (fds=0x7fb860005240, nfds=3, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb868db01ae in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb868db02e3 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb86aa0e1e2 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb860000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#4  0x00007fb86a9b424b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fb865046c70, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:136
#5  0x00007fb86a7d6eb2 in QThread::exec() (this=this@entry=0x7fb86bfd8da0 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at ../../include/QtCore/../../src/corelib/global/qflags.h:118
#6  0x00007fb86bf54f5b in QDBusConnectionManager::run() (this=0x7fb86bfd8da0 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at qdbusconnection.cpp:179
#7  0x00007fb86a7d801c in QThreadPrivate::start(void*) (arg=0x7fb86bfd8da0 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at thread/qthread_unix.cpp:342
#8  0x00007fb86971c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007fb86a45b103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7fb866142900 (LWP 42532)):
#0  0x00007fb8401641bd in QSnapdRequest::handleProgress(void*) () at /lib/x86_64-linux-gnu/libsnapd-qt.so.1
#1  0x00007fb8400da5a3 in  () at /lib/x86_64-linux-gnu/libsnapd-glib.so.1
#2  0x00007fb8400dab07 in  () at /lib/x86_64-linux-gnu/libsnapd-glib.so.1
#3  0x00007fb8400db04f in  () at /lib/x86_64-linux-gnu/libsnapd-glib.so.1
#4  0x00007fb868a9171b in  () at /lib/x86_64-linux-gnu/libgio-2.0.so.0
#5  0x00007fb868dafe8e in g_main_context_dispatch () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007fb868db0240 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007fb868db02e3 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007fb86aa0e1e2 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x558b776d9ba0, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#9  0x00007fb86a9b424b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7ffdb55c9fd0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:136
#10 0x00007fb86a9bc296 in QCoreApplication::exec() () at ../../include/QtCore/../../src/corelib/global/qflags.h:118
#11 0x0000558b7664a540 in main(int, char**) (argc=<optimized out>, argv=<optimized out>) at ./discover/main.cpp:183
Detaching from program: /usr/bin/plasma-discover, process 42532
[Inferior 1 (process 42532) detached]
Comment 1 Patrick Silva 2020-11-02 21:46:42 UTC
*** Bug 423844 has been marked as a duplicate of this bug. ***
Comment 2 Patrick Silva 2021-03-08 10:51:08 UTC
This crash is still reproducible.

Operating System: KDE neon Unstable Edition
KDE Plasma Version: 5.21.80
KDE Frameworks Version: 5.80.0
Qt Version: 5.15.2
Graphics Platform: Wayland
Comment 3 Patrick Silva 2021-03-08 12:31:43 UTC
new and better backtrace:

Application: Discover (plasma-discover), signal: Segmentation fault
Content of s_kcrashErrorMessage: [Current thread is 1 (Thread 0x7f4f84075e40 (LWP 1300))]
[New LWP 1302]
[New LWP 1303]
[New LWP 1304]
[New LWP 1305]
[New LWP 1306]
[New LWP 1307]
[New LWP 1308]
[New LWP 1309]
[New LWP 1312]
[New LWP 1313]
[New LWP 1314]
[New LWP 1315]
[New LWP 1321]
[New LWP 1323]
[New LWP 1353]
[New LWP 1419]
[New LWP 1420]
[New LWP 1421]
[New LWP 1422]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
0x00007f4f8863faff in __GI___poll (fds=fds@entry=0x7ffc65b7e8a8, nfds=nfds@entry=1, timeout=timeout@entry=1000) at ../sysdeps/unix/sysv/linux/poll.c:29

Thread 20 (Thread 0x7f4ef77fe700 (LWP 1422)):
#0  0x00007f4f86fb1112 in g_source_iter_next (iter=iter@entry=0x7f4ef77fda20, source=source@entry=0x7f4ef77fda18) at ../../../glib/gmain.c:1053
#1  0x00007f4f86fb2adf in g_main_context_check (context=context@entry=0x7f4ef0325800, max_priority=2147483647, fds=fds@entry=0x7f4ef0336fe0, n_fds=n_fds@entry=1) at ../../../glib/gmain.c:3860
#2  0x00007f4f86fb3132 in g_main_context_iterate (context=context@entry=0x7f4ef0325800, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4044
#3  0x00007f4f86fb32c3 in g_main_context_iteration (context=0x7f4ef0325800, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#4  0x00007f4f88c0afbb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f4ef002d6c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007f4f88baf1ab in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f4ef77fdbe0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#6  0x00007f4f889c9a12 in QThread::exec() (this=this@entry=0x55904a819480) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#7  0x00007f4f8a72638a in QQuickPixmapReader::run() (this=0x55904a819480) at util/qquickpixmapcache.cpp:1024
#8  0x00007f4f889cabac in QThreadPrivate::start(void*) (arg=0x55904a819480) at thread/qthread_unix.cpp:329
#9  0x00007f4f87960609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007f4f8864c293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 19 (Thread 0x7f4f117fd700 (LWP 1421)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7f4f117fcb90, clockid=<optimized out>, expected=0, futex_word=0x55904980fef4) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7f4f117fcb90, clockid=<optimized out>, mutex=0x55904980fea0, cond=0x55904980fec8) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x55904980fec8, mutex=0x55904980fea0, abstime=0x7f4f117fcb90) at pthread_cond_wait.c:656
#3  0x00007f4f889d0ca8 in QWaitConditionPrivate::wait_relative(QDeadlineTimer) (this=0x55904980fea0, deadline=...) at thread/qwaitcondition_unix.cpp:136
#4  QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x55904980fea0) at thread/qwaitcondition_unix.cpp:144
#5  QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=this@entry=0x55904a25b2c0, mutex=mutex@entry=0x559045c7e008, deadline=...) at thread/qwaitcondition_unix.cpp:225
#6  0x00007f4f889ce1b1 in QThreadPoolThread::run() (this=0x55904a25b2b0) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:270
#7  0x00007f4f889cabac in QThreadPrivate::start(void*) (arg=0x55904a25b2b0) at thread/qthread_unix.cpp:329
#8  0x00007f4f87960609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007f4f8864c293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 18 (Thread 0x7f4f10ffc700 (LWP 1420)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7f4f10ffbb90, clockid=<optimized out>, expected=0, futex_word=0x559049fd8190) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7f4f10ffbb90, clockid=<optimized out>, mutex=0x559049fd8140, cond=0x559049fd8168) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x559049fd8168, mutex=0x559049fd8140, abstime=0x7f4f10ffbb90) at pthread_cond_wait.c:656
#3  0x00007f4f889d0ca8 in QWaitConditionPrivate::wait_relative(QDeadlineTimer) (this=0x559049fd8140, deadline=...) at thread/qwaitcondition_unix.cpp:136
#4  QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x559049fd8140) at thread/qwaitcondition_unix.cpp:144
#5  QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=this@entry=0x55904a0c4060, mutex=mutex@entry=0x559045c7e008, deadline=...) at thread/qwaitcondition_unix.cpp:225
#6  0x00007f4f889ce1b1 in QThreadPoolThread::run() (this=0x55904a0c4050) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:270
#7  0x00007f4f889cabac in QThreadPrivate::start(void*) (arg=0x55904a0c4050) at thread/qthread_unix.cpp:329
#8  0x00007f4f87960609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007f4f8864c293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 17 (Thread 0x7f4f46874700 (LWP 1419)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7f4f46873b90, clockid=<optimized out>, expected=0, futex_word=0x559045bed940) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7f4f46873b90, clockid=<optimized out>, mutex=0x559045bed8f0, cond=0x559045bed918) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x559045bed918, mutex=0x559045bed8f0, abstime=0x7f4f46873b90) at pthread_cond_wait.c:656
#3  0x00007f4f889d0ca8 in QWaitConditionPrivate::wait_relative(QDeadlineTimer) (this=0x559045bed8f0, deadline=...) at thread/qwaitcondition_unix.cpp:136
#4  QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x559045bed8f0) at thread/qwaitcondition_unix.cpp:144
#5  QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=this@entry=0x559049b2c500, mutex=mutex@entry=0x559045c7e008, deadline=...) at thread/qwaitcondition_unix.cpp:225
#6  0x00007f4f889ce1b1 in QThreadPoolThread::run() (this=0x559049b2c4f0) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:270
#7  0x00007f4f889cabac in QThreadPrivate::start(void*) (arg=0x559049b2c4f0) at thread/qthread_unix.cpp:329
#8  0x00007f4f87960609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007f4f8864c293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 16 (Thread 0x7f4f11ffe700 (LWP 1353)):
#0  0x00007f4f8863faff in __GI___poll (fds=0x7f4f58fa7fb0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f4f86fb318e in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7f4f58fa7fb0, timeout=<optimized out>, context=0x7f4f1a19d000) at ../../../glib/gmain.c:4346
#2  g_main_context_iterate (context=context@entry=0x7f4f1a19d000, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4042
#3  0x00007f4f86fb32c3 in g_main_context_iteration (context=context@entry=0x7f4f1a19d000, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#4  0x00007f4f47aff99d in dconf_gdbus_worker_thread (user_data=0x7f4f1a19d000) at ../gdbus/dconf-gdbus-thread.c:82
#5  0x00007f4f86fdc911 in g_thread_proxy (data=0x7f4f4da75000) at ../../../glib/gthread.c:807
#6  0x00007f4f87960609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#7  0x00007f4f8864c293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 15 (Thread 0x7f4f4837e700 (LWP 1323)):
#0  0x00007f4f8863b171 in __GI___libc_read (nbytes=16, buf=0x7f4f4837da10, fd=87) at ../sysdeps/unix/sysv/linux/read.c:26
#1  __GI___libc_read (fd=87, buf=buf@entry=0x7f4f4837da10, nbytes=nbytes@entry=16) at ../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007f4f86ffb89f in read (__nbytes=16, __buf=0x7f4f4837da10, __fd=<optimized out>) at /usr/include/x86_64-linux-gnu/bits/unistd.h:44
#3  g_wakeup_acknowledge (wakeup=0x7f4f59cc54a0) at ../../../glib/gwakeup.c:210
#4  0x00007f4f86fb2cde in g_main_context_check (context=context@entry=0x7f4f08000c20, max_priority=2147483647, fds=fds@entry=0x7f4f0800cf80, n_fds=n_fds@entry=1) at ../../../glib/gmain.c:3825
#5  0x00007f4f86fb3132 in g_main_context_iterate (context=context@entry=0x7f4f08000c20, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4044
#6  0x00007f4f86fb32c3 in g_main_context_iteration (context=0x7f4f08000c20, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#7  0x00007f4f88c0afbb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f4f08000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#8  0x00007f4f88baf1ab in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f4f4837dc20, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#9  0x00007f4f889c9a12 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#10 0x00007f4f889cabac in QThreadPrivate::start(void*) (arg=0x5590496fe1d0) at thread/qthread_unix.cpp:329
#11 0x00007f4f87960609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#12 0x00007f4f8864c293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 14 (Thread 0x7f4f45ebe700 (LWP 1321)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x559044a87bc4) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x559044a87b70, cond=0x559044a87b98) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x559044a87b98, mutex=0x559044a87b70) at pthread_cond_wait.c:638
#3  0x00007f4f889d0d1b in QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x559044a87b70) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=this@entry=0x5590449929c8, mutex=mutex@entry=0x5590449929c0, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007f4f8a7eb814 in QSGRenderThreadEventQueue::takeEvent(bool) (wait=true, this=0x5590449929b8) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68
#6  QSGRenderThread::processEventsAndWaitForMore() (this=this@entry=0x559044992920) at scenegraph/qsgthreadedrenderloop.cpp:936
#7  0x00007f4f8a7ebc89 in QSGRenderThread::run() (this=0x559044992920) at scenegraph/qsgthreadedrenderloop.cpp:1053
#8  0x00007f4f889cabac in QThreadPrivate::start(void*) (arg=0x559044992920) at thread/qthread_unix.cpp:329
#9  0x00007f4f87960609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007f4f8864c293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7f4f4ad27700 (LWP 1315)):
#0  0x00007f4f86faf70f in g_source_unref_internal (source=0x7f4f240038c0, context=0x7f4f24000c20, have_lock=1) at ../../../glib/gmain.c:2184
#1  0x00007f4f86fb1165 in g_source_iter_next (iter=iter@entry=0x7f4f4ad26a60, source=source@entry=0x7f4f4ad26a58) at ../../../glib/gmain.c:1049
#2  0x00007f4f86fb264b in g_main_context_prepare (context=context@entry=0x7f4f24000c20, priority=priority@entry=0x7f4f4ad26ae0) at ../../../glib/gmain.c:3597
#3  0x00007f4f86fb30bb in g_main_context_iterate (context=context@entry=0x7f4f24000c20, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4027
#4  0x00007f4f86fb32c3 in g_main_context_iteration (context=0x7f4f24000c20, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#5  0x00007f4f88c0afbb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f4f24000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6  0x00007f4f88baf1ab in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f4f4ad26c20, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#7  0x00007f4f889c9a12 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#8  0x00007f4f889cabac in QThreadPrivate::start(void*) (arg=0x559045e450e0) at thread/qthread_unix.cpp:329
#9  0x00007f4f87960609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007f4f8864c293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7f4f4b7fe700 (LWP 1314)):
#0  __GI___libc_read (nbytes=16, buf=0x7f4f4b7fdb50, fd=38) at ../sysdeps/unix/sysv/linux/read.c:26
#1  __GI___libc_read (fd=38, buf=buf@entry=0x7f4f4b7fdb50, nbytes=nbytes@entry=16) at ../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007f4f86ffb89f in read (__nbytes=16, __buf=0x7f4f4b7fdb50, __fd=<optimized out>) at /usr/include/x86_64-linux-gnu/bits/unistd.h:44
#3  g_wakeup_acknowledge (wakeup=0x559045cbe910) at ../../../glib/gwakeup.c:210
#4  0x00007f4f86fb2cde in g_main_context_check (context=context@entry=0x559045dedec0, max_priority=2147483647, fds=fds@entry=0x7f4f30004b30, n_fds=n_fds@entry=1) at ../../../glib/gmain.c:3825
#5  0x00007f4f86fb3132 in g_main_context_iterate (context=0x559045dedec0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4044
#6  0x00007f4f86fb3513 in g_main_loop_run (loop=0x55904484e760) at ../../../glib/gmain.c:4241
#7  0x00007f4f86b70eda in gdbus_shared_thread_func (user_data=0x559045def810) at ../../../gio/gdbusprivate.c:279
#8  0x00007f4f86fdc911 in g_thread_proxy (data=0x559045deb9e0) at ../../../glib/gthread.c:807
#9  0x00007f4f87960609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007f4f8864c293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7f4f4bfff700 (LWP 1313)):
#0  __GI___libc_read (nbytes=16, buf=0x7f4f4bffeb60, fd=36) at ../sysdeps/unix/sysv/linux/read.c:26
#1  __GI___libc_read (fd=36, buf=buf@entry=0x7f4f4bffeb60, nbytes=nbytes@entry=16) at ../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007f4f86ffb89f in read (__nbytes=16, __buf=0x7f4f4bffeb60, __fd=<optimized out>) at /usr/include/x86_64-linux-gnu/bits/unistd.h:44
#3  g_wakeup_acknowledge (wakeup=0x7f4f5402f2c0) at ../../../glib/gwakeup.c:210
#4  0x00007f4f86fb2cde in g_main_context_check (context=context@entry=0x559044193da0, max_priority=2147483647, fds=fds@entry=0x559044894ba0, n_fds=n_fds@entry=1) at ../../../glib/gmain.c:3825
#5  0x00007f4f86fb3132 in g_main_context_iterate (context=context@entry=0x559044193da0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4044
#6  0x00007f4f86fb32c3 in g_main_context_iteration (context=0x559044193da0, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#7  0x00007f4f86fb3311 in glib_worker_main (data=<optimized out>) at ../../../glib/gmain.c:5996
#8  0x00007f4f86fdc911 in g_thread_proxy (data=0x559045cbcb00) at ../../../glib/gthread.c:807
#9  0x00007f4f87960609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007f4f8864c293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7f4f64a23700 (LWP 1312)):
#0  __GI___libc_read (nbytes=16, buf=0x7f4f64a22a10, fd=34) at ../sysdeps/unix/sysv/linux/read.c:26
#1  __GI___libc_read (fd=34, buf=buf@entry=0x7f4f64a22a10, nbytes=nbytes@entry=16) at ../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007f4f86ffb89f in read (__nbytes=16, __buf=0x7f4f64a22a10, __fd=<optimized out>) at /usr/include/x86_64-linux-gnu/bits/unistd.h:44
#3  g_wakeup_acknowledge (wakeup=0x7f4f4c002430) at ../../../glib/gwakeup.c:210
#4  0x00007f4f86fb2cde in g_main_context_check (context=context@entry=0x7f4f50000c20, max_priority=2147483647, fds=fds@entry=0x7f4f50003e10, n_fds=n_fds@entry=1) at ../../../glib/gmain.c:3825
#5  0x00007f4f86fb3132 in g_main_context_iterate (context=context@entry=0x7f4f50000c20, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4044
#6  0x00007f4f86fb32c3 in g_main_context_iteration (context=0x7f4f50000c20, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#7  0x00007f4f88c0afbb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f4f50000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#8  0x00007f4f88baf1ab in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f4f64a22c20, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#9  0x00007f4f889c9a12 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#10 0x00007f4f889cabac in QThreadPrivate::start(void*) (arg=0x5590474b1bb0) at thread/qthread_unix.cpp:329
#11 0x00007f4f87960609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#12 0x00007f4f8864c293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7f4f66904700 (LWP 1309)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7f4f66903b90, clockid=<optimized out>, expected=0, futex_word=0x559045c7fe84) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7f4f66903b90, clockid=<optimized out>, mutex=0x559045c7fe30, cond=0x559045c7fe58) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x559045c7fe58, mutex=0x559045c7fe30, abstime=0x7f4f66903b90) at pthread_cond_wait.c:656
#3  0x00007f4f889d0ca8 in QWaitConditionPrivate::wait_relative(QDeadlineTimer) (this=0x559045c7fe30, deadline=...) at thread/qwaitcondition_unix.cpp:136
#4  QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x559045c7fe30) at thread/qwaitcondition_unix.cpp:144
#5  QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=this@entry=0x559045c78fd0, mutex=mutex@entry=0x559045c7d898, deadline=...) at thread/qwaitcondition_unix.cpp:225
#6  0x00007f4f889ce1b1 in QThreadPoolThread::run() (this=0x559045c78fc0) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:270
#7  0x00007f4f889cabac in QThreadPrivate::start(void*) (arg=0x559045c78fc0) at thread/qthread_unix.cpp:329
#8  0x00007f4f87960609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007f4f8864c293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7f4f67105700 (LWP 1308)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7f4f67104b90, clockid=<optimized out>, expected=0, futex_word=0x559045c7e194) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7f4f67104b90, clockid=<optimized out>, mutex=0x559045c7e140, cond=0x559045c7e168) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x559045c7e168, mutex=0x559045c7e140, abstime=0x7f4f67104b90) at pthread_cond_wait.c:656
#3  0x00007f4f889d0ca8 in QWaitConditionPrivate::wait_relative(QDeadlineTimer) (this=0x559045c7e140, deadline=...) at thread/qwaitcondition_unix.cpp:136
#4  QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x559045c7e140) at thread/qwaitcondition_unix.cpp:144
#5  QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=this@entry=0x559045c78d90, mutex=mutex@entry=0x559045c7e008, deadline=...) at thread/qwaitcondition_unix.cpp:225
#6  0x00007f4f889ce1b1 in QThreadPoolThread::run() (this=0x559045c78d80) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:270
#7  0x00007f4f889cabac in QThreadPrivate::start(void*) (arg=0x559045c78d80) at thread/qthread_unix.cpp:329
#8  0x00007f4f87960609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007f4f8864c293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7f4f7a7fc700 (LWP 1307)):
#0  0x00007f4f8863faff in __GI___poll (fds=0x7f4f60004e60, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f4f86fb318e in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7f4f60004e60, timeout=<optimized out>, context=0x7f4f60000c20) at ../../../glib/gmain.c:4346
#2  g_main_context_iterate (context=context@entry=0x7f4f60000c20, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4042
#3  0x00007f4f86fb32c3 in g_main_context_iteration (context=0x7f4f60000c20, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#4  0x00007f4f88c0afbb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f4f60000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007f4f88baf1ab in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f4f7a7fbc00, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#6  0x00007f4f889c9a12 in QThread::exec() (this=this@entry=0x5590443613b0) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#7  0x00007f4f8987afa9 in QQmlThreadPrivate::run() (this=0x5590443613b0) at qml/ftw/qqmlthread.cpp:155
#8  0x00007f4f889cabac in QThreadPrivate::start(void*) (arg=0x5590443613b0) at thread/qthread_unix.cpp:329
#9  0x00007f4f87960609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007f4f8864c293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f4f7affd700 (LWP 1306)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55904435421c) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x5590443541c8, cond=0x5590443541f0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x5590443541f0, mutex=0x5590443541c8) at pthread_cond_wait.c:638
#3  0x00007f4f815d8e6b in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007f4f815d8a6b in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007f4f87960609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f4f8864c293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f4f7b7fe700 (LWP 1305)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55904435421c) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x5590443541c8, cond=0x5590443541f0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x5590443541f0, mutex=0x5590443541c8) at pthread_cond_wait.c:638
#3  0x00007f4f815d8e6b in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007f4f815d8a6b in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007f4f87960609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f4f8864c293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f4f7bfff700 (LWP 1304)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55904435421c) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x5590443541c8, cond=0x5590443541f0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x5590443541f0, mutex=0x5590443541c8) at pthread_cond_wait.c:638
#3  0x00007f4f815d8e6b in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007f4f815d8a6b in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007f4f87960609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f4f8864c293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f4f80eb8700 (LWP 1303)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55904435421c) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x5590443541c8, cond=0x5590443541f0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x5590443541f0, mutex=0x5590443541c8) at pthread_cond_wait.c:638
#3  0x00007f4f815d8e6b in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007f4f815d8a6b in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007f4f87960609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f4f8864c293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f4f83407700 (LWP 1302)):
#0  0x00007f4f8863faff in __GI___poll (fds=0x7f4f7c005240, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f4f86fb318e in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7f4f7c005240, timeout=<optimized out>, context=0x7f4f7c000c20) at ../../../glib/gmain.c:4346
#2  g_main_context_iterate (context=context@entry=0x7f4f7c000c20, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4042
#3  0x00007f4f86fb32c3 in g_main_context_iteration (context=0x7f4f7c000c20, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#4  0x00007f4f88c0afbb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f4f7c000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007f4f88baf1ab in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f4f83406bf0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#6  0x00007f4f889c9a12 in QThread::exec() (this=this@entry=0x7f4f8a233d80 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#7  0x00007f4f8a1aff4b in QDBusConnectionManager::run() (this=0x7f4f8a233d80 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at qdbusconnection.cpp:179
#8  0x00007f4f889cabac in QThreadPrivate::start(void*) (arg=0x7f4f8a233d80 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at thread/qthread_unix.cpp:329
#9  0x00007f4f87960609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007f4f8864c293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f4f84075e40 (LWP 1300)):
[KCrash Handler]
#6  0x00007f4f671dd1bd in QSnapdRequest::handleProgress(void*) () at /lib/x86_64-linux-gnu/libsnapd-qt.so.1
#7  0x00007f4f671535e3 in update_changes (self=self@entry=0x559045c7e8a0 [SnapdClient], change=0x7f4f4d963860 [SnapdChange], data=data@entry=0x0) at ../snapd-glib/snapd-client.c:486
#8  0x00007f4f671539e5 in parse_response (self=self@entry=0x559045c7e8a0 [SnapdClient], request=request@entry=0x55904cc29710 [SnapdGetChange], message=message@entry=0x7f4ef0320480 [SoupMessage]) at ../snapd-glib/requests/snapd-get-change.h:20
#9  0x00007f4f6715408f in read_cb (socket=<optimized out>, condition=<optimized out>, self=0x559045c7e8a0 [SnapdClient]) at ../snapd-glib/snapd-client.c:645
#10 0x00007f4f86af670b in socket_source_dispatch (source=0x55904b1a78d0, callback=0x7f4f67153bd0 <read_cb>, user_data=0x559045c7e8a0) at ../../../gio/gsocket.c:4009
#11 0x00007f4f86fb2e6e in g_main_dispatch (context=0x559044178ca0) at ../../../glib/gmain.c:3309
#12 g_main_context_dispatch (context=context@entry=0x559044178ca0) at ../../../glib/gmain.c:3974
#13 0x00007f4f86fb3220 in g_main_context_iterate (context=context@entry=0x559044178ca0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4047
#14 0x00007f4f86fb32c3 in g_main_context_iteration (context=0x559044178ca0, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#15 0x00007f4f88c0afa2 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x559044169240, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#16 0x00007f4f88baf1ab in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7ffc65b7f3f0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#17 0x00007f4f88bb7354 in QCoreApplication::exec() () at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#18 0x0000559043f6263d in main(int, char**) (argc=<optimized out>, argv=<optimized out>) at ./discover/main.cpp:184
[Inferior 1 (process 1300) detached]
Comment 4 Patrick Silva 2021-03-08 13:12:54 UTC
even better backtrace:

Application: Discover (plasma-discover), signal: Segmentation fault
Content of s_kcrashErrorMessage: [Current thread is 1 (Thread 0x7f9885d6ae40 (LWP 7622))]
[New LWP 7624]
[New LWP 7625]
[New LWP 7626]
[New LWP 7627]
[New LWP 7628]
[New LWP 7629]
[New LWP 7630]
[New LWP 7631]
[New LWP 7634]
[New LWP 7635]
[New LWP 7636]
[New LWP 7637]
[New LWP 7642]
[New LWP 7654]
[New LWP 7684]
[New LWP 7724]
[New LWP 7725]
[New LWP 7726]
[New LWP 7731]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
0x00007f988a334aff in __GI___poll (fds=fds@entry=0x7fffaa90fee8, nfds=nfds@entry=1, timeout=timeout@entry=1000) at ../sysdeps/unix/sysv/linux/poll.c:29

Thread 20 (Thread 0x7f982e21b700 (LWP 7731)):
#0  0x00007f988a3301c0 in __GI___libc_read (nbytes=16, buf=0x7f982e21a9d0, fd=<optimized out>) at ../sysdeps/unix/sysv/linux/read.c:26
#1  __GI___libc_read (fd=<optimized out>, buf=buf@entry=0x7f982e21a9d0, nbytes=nbytes@entry=16) at ../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007f9888cf089f in read (__nbytes=16, __buf=0x7f982e21a9d0, __fd=<optimized out>) at /usr/include/x86_64-linux-gnu/bits/unistd.h:44
#3  g_wakeup_acknowledge (wakeup=0x7f98559a3010) at ../../../glib/gwakeup.c:210
#4  0x00007f9888ca7cde in g_main_context_check (context=context@entry=0x7f98000058e0, max_priority=2147483647, fds=fds@entry=0x7f9800021530, n_fds=n_fds@entry=1) at ../../../glib/gmain.c:3825
#5  0x00007f9888ca8132 in g_main_context_iterate (context=context@entry=0x7f98000058e0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4044
#6  0x00007f9888ca82c3 in g_main_context_iteration (context=0x7f98000058e0, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#7  0x00007f988a8fffbb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f9800007640, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#8  0x00007f988a8a41ab in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f982e21abe0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#9  0x00007f988a6bea12 in QThread::exec() (this=this@entry=0x55c4db588e30) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#10 0x00007f988c41b38a in QQuickPixmapReader::run() (this=0x55c4db588e30) at util/qquickpixmapcache.cpp:1024
#11 0x00007f988a6bfbac in QThreadPrivate::start(void*) (arg=0x55c4db588e30) at thread/qthread_unix.cpp:329
#12 0x00007f9889655609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#13 0x00007f988a341293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 19 (Thread 0x7f982da1a700 (LWP 7726)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7f982da19b90, clockid=<optimized out>, expected=0, futex_word=0x55c4dab5b644) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7f982da19b90, clockid=<optimized out>, mutex=0x55c4dab5b5f0, cond=0x55c4dab5b618) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x55c4dab5b618, mutex=0x55c4dab5b5f0, abstime=0x7f982da19b90) at pthread_cond_wait.c:656
#3  0x00007f988a6c5ca8 in QWaitConditionPrivate::wait_relative(QDeadlineTimer) (this=0x55c4dab5b5f0, deadline=...) at thread/qwaitcondition_unix.cpp:136
#4  QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x55c4dab5b5f0) at thread/qwaitcondition_unix.cpp:144
#5  QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=this@entry=0x55c4dadb5f80, mutex=mutex@entry=0x55c4d698d718, deadline=...) at thread/qwaitcondition_unix.cpp:225
#6  0x00007f988a6c31b1 in QThreadPoolThread::run() (this=0x55c4dadb5f70) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:270
#7  0x00007f988a6bfbac in QThreadPrivate::start(void*) (arg=0x55c4dadb5f70) at thread/qthread_unix.cpp:329
#8  0x00007f9889655609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007f988a341293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 18 (Thread 0x7f981d9a4700 (LWP 7725)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7f981d9a3b90, clockid=<optimized out>, expected=0, futex_word=0x55c4dabed644) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7f981d9a3b90, clockid=<optimized out>, mutex=0x55c4dabed5f0, cond=0x55c4dabed618) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x55c4dabed618, mutex=0x55c4dabed5f0, abstime=0x7f981d9a3b90) at pthread_cond_wait.c:656
#3  0x00007f988a6c5ca8 in QWaitConditionPrivate::wait_relative(QDeadlineTimer) (this=0x55c4dabed5f0, deadline=...) at thread/qwaitcondition_unix.cpp:136
#4  QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x55c4dabed5f0) at thread/qwaitcondition_unix.cpp:144
#5  QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=this@entry=0x55c4daf0b2b0, mutex=mutex@entry=0x55c4d698d718, deadline=...) at thread/qwaitcondition_unix.cpp:225
#6  0x00007f988a6c31b1 in QThreadPoolThread::run() (this=0x55c4daf0b2a0) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:270
#7  0x00007f988a6bfbac in QThreadPrivate::start(void*) (arg=0x55c4daf0b2a0) at thread/qthread_unix.cpp:329
#8  0x00007f9889655609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007f988a341293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 17 (Thread 0x7f982ea39700 (LWP 7724)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7f982ea38b90, clockid=<optimized out>, expected=0, futex_word=0x55c4dac3cce4) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7f982ea38b90, clockid=<optimized out>, mutex=0x55c4dac3cc90, cond=0x55c4dac3ccb8) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x55c4dac3ccb8, mutex=0x55c4dac3cc90, abstime=0x7f982ea38b90) at pthread_cond_wait.c:656
#3  0x00007f988a6c5ca8 in QWaitConditionPrivate::wait_relative(QDeadlineTimer) (this=0x55c4dac3cc90, deadline=...) at thread/qwaitcondition_unix.cpp:136
#4  QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x55c4dac3cc90) at thread/qwaitcondition_unix.cpp:144
#5  QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=this@entry=0x55c4daaf2320, mutex=mutex@entry=0x55c4d698d718, deadline=...) at thread/qwaitcondition_unix.cpp:225
#6  0x00007f988a6c31b1 in QThreadPoolThread::run() (this=0x55c4daaf2310) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:270
#7  0x00007f988a6bfbac in QThreadPrivate::start(void*) (arg=0x55c4daaf2310) at thread/qthread_unix.cpp:329
#8  0x00007f9889655609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007f988a341293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 16 (Thread 0x7f982d219700 (LWP 7684)):
#0  0x00007f9888cf524d in g_mutex_lock (mutex=mutex@entry=0x7f9818a20270) at ../../../glib/gthread-posix.c:1481
#1  0x00007f9888ca7d4a in g_main_context_dispatch (context=context@entry=0x7f9818a20270) at ../../../glib/gmain.c:3968
#2  0x00007f9888ca8220 in g_main_context_iterate (context=context@entry=0x7f9818a20270, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4047
#3  0x00007f9888ca82c3 in g_main_context_iteration (context=context@entry=0x7f9818a20270, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#4  0x00007f982c97199d in dconf_gdbus_worker_thread (user_data=0x7f9818a20270) at ../gdbus/dconf-gdbus-thread.c:82
#5  0x00007f9888cd1911 in g_thread_proxy (data=0x7f9855a68c00) at ../../../glib/gthread.c:807
#6  0x00007f9889655609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#7  0x00007f988a341293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 15 (Thread 0x7f981e1a5700 (LWP 7654)):
#0  0x00007f988a334aff in __GI___poll (fds=0x7f980c00dc90, nfds=1, timeout=86940) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f9888ca818e in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7f980c00dc90, timeout=<optimized out>, context=0x7f980c000c20) at ../../../glib/gmain.c:4346
#2  g_main_context_iterate (context=context@entry=0x7f980c000c20, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4042
#3  0x00007f9888ca82c3 in g_main_context_iteration (context=0x7f980c000c20, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#4  0x00007f988a8fffbb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f980c000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007f988a8a41ab in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f981e1a4c20, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#6  0x00007f988a6bea12 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#7  0x00007f988a6bfbac in QThreadPrivate::start(void*) (arg=0x55c4da401240) at thread/qthread_unix.cpp:329
#8  0x00007f9889655609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007f988a341293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 14 (Thread 0x7f981ffff700 (LWP 7642)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55c4d5796780) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55c4d5796730, cond=0x55c4d5796758) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55c4d5796758, mutex=0x55c4d5796730) at pthread_cond_wait.c:638
#3  0x00007f988a6c5d1b in QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x55c4d5796730) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=this@entry=0x55c4d57965b8, mutex=mutex@entry=0x55c4d57965b0, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007f988c4e0814 in QSGRenderThreadEventQueue::takeEvent(bool) (wait=true, this=0x55c4d57965a8) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68
#6  QSGRenderThread::processEventsAndWaitForMore() (this=this@entry=0x55c4d5796510) at scenegraph/qsgthreadedrenderloop.cpp:936
#7  0x00007f988c4e0c89 in QSGRenderThread::run() (this=0x55c4d5796510) at scenegraph/qsgthreadedrenderloop.cpp:1053
#8  0x00007f988a6bfbac in QThreadPrivate::start(void*) (arg=0x55c4d5796510) at thread/qthread_unix.cpp:329
#9  0x00007f9889655609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007f988a341293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7f9860b09700 (LWP 7637)):
#0  0x00007f988a334aff in __GI___poll (fds=0x7f98441120c0, nfds=1, timeout=86940) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f9888ca818e in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7f98441120c0, timeout=<optimized out>, context=0x7f9844000c20) at ../../../glib/gmain.c:4346
#2  g_main_context_iterate (context=context@entry=0x7f9844000c20, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4042
#3  0x00007f9888ca82c3 in g_main_context_iteration (context=0x7f9844000c20, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#4  0x00007f988a8fffbb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f9844000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007f988a8a41ab in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f9860b08c20, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#6  0x00007f988a6bea12 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#7  0x00007f988a6bfbac in QThreadPrivate::start(void*) (arg=0x55c4d6b56070) at thread/qthread_unix.cpp:329
#8  0x00007f9889655609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007f988a341293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7f9861699700 (LWP 7636)):
#0  __libc_disable_asynccancel () at ../sysdeps/unix/sysv/linux/x86_64/cancellation.S:87
#1  0x00007f988a330191 in __GI___libc_read (nbytes=16, buf=0x7f9861698b50, fd=<optimized out>) at ../sysdeps/unix/sysv/linux/read.c:26
#2  __GI___libc_read (fd=<optimized out>, buf=buf@entry=0x7f9861698b50, nbytes=nbytes@entry=16) at ../sysdeps/unix/sysv/linux/read.c:24
#3  0x00007f9888cf089f in read (__nbytes=16, __buf=0x7f9861698b50, __fd=<optimized out>) at /usr/include/x86_64-linux-gnu/bits/unistd.h:44
#4  g_wakeup_acknowledge (wakeup=0x55c4d69ce110) at ../../../glib/gwakeup.c:210
#5  0x00007f9888ca7cde in g_main_context_check (context=context@entry=0x55c4d6afe700, max_priority=2147483647, fds=fds@entry=0x55c4d69d05e0, n_fds=n_fds@entry=1) at ../../../glib/gmain.c:3825
#6  0x00007f9888ca8132 in g_main_context_iterate (context=0x55c4d6afe700, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4044
#7  0x00007f9888ca8513 in g_main_loop_run (loop=0x55c4d54dfd00) at ../../../glib/gmain.c:4241
#8  0x00007f9888865eda in gdbus_shared_thread_func (user_data=0x55c4d6afe6d0) at ../../../gio/gdbusprivate.c:279
#9  0x00007f9888cd1911 in g_thread_proxy (data=0x55c4d6afc5e0) at ../../../glib/gthread.c:807
#10 0x00007f9889655609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007f988a341293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7f9861e9a700 (LWP 7635)):
#0  0x00007f988a334aff in __GI___poll (fds=0x55c4d54de0f0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f9888ca818e in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x55c4d54de0f0, timeout=<optimized out>, context=0x55c4d4e9a400) at ../../../glib/gmain.c:4346
#2  g_main_context_iterate (context=context@entry=0x55c4d4e9a400, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4042
#3  0x00007f9888ca82c3 in g_main_context_iteration (context=0x55c4d4e9a400, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#4  0x00007f9888ca8311 in glib_worker_main (data=<optimized out>) at ../../../glib/gmain.c:5996
#5  0x00007f9888cd1911 in g_thread_proxy (data=0x55c4d69cc700) at ../../../glib/gthread.c:807
#6  0x00007f9889655609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#7  0x00007f988a341293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7f9862714700 (LWP 7634)):
#0  0x00007f988a334aff in __GI___poll (fds=0x7f9848003e10, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f9888ca818e in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7f9848003e10, timeout=<optimized out>, context=0x7f9848000c20) at ../../../glib/gmain.c:4346
#2  g_main_context_iterate (context=context@entry=0x7f9848000c20, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4042
#3  0x00007f9888ca82c3 in g_main_context_iteration (context=0x7f9848000c20, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#4  0x00007f988a8fffbb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f9848000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007f988a8a41ab in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f9862713c20, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#6  0x00007f988a6bea12 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#7  0x00007f988a6bfbac in QThreadPrivate::start(void*) (arg=0x55c4d8172080) at thread/qthread_unix.cpp:329
#8  0x00007f9889655609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007f988a341293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7f9863fff700 (LWP 7631)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7f9863ffeb90, clockid=<optimized out>, expected=0, futex_word=0x55c4d698f684) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7f9863ffeb90, clockid=<optimized out>, mutex=0x55c4d698f630, cond=0x55c4d698f658) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x55c4d698f658, mutex=0x55c4d698f630, abstime=0x7f9863ffeb90) at pthread_cond_wait.c:656
#3  0x00007f988a6c5ca8 in QWaitConditionPrivate::wait_relative(QDeadlineTimer) (this=0x55c4d698f630, deadline=...) at thread/qwaitcondition_unix.cpp:136
#4  QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x55c4d698f630) at thread/qwaitcondition_unix.cpp:144
#5  QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=this@entry=0x55c4d6988710, mutex=mutex@entry=0x55c4d698cfa8, deadline=...) at thread/qwaitcondition_unix.cpp:225
#6  0x00007f988a6c31b1 in QThreadPoolThread::run() (this=0x55c4d6988700) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:270
#7  0x00007f988a6bfbac in QThreadPrivate::start(void*) (arg=0x55c4d6988700) at thread/qthread_unix.cpp:329
#8  0x00007f9889655609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007f988a341293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7f986cdfa700 (LWP 7630)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7f986cdf9b90, clockid=<optimized out>, expected=0, futex_word=0x55c4d698d8a0) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7f986cdf9b90, clockid=<optimized out>, mutex=0x55c4d698d850, cond=0x55c4d698d878) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x55c4d698d878, mutex=0x55c4d698d850, abstime=0x7f986cdf9b90) at pthread_cond_wait.c:656
#3  0x00007f988a6c5ca8 in QWaitConditionPrivate::wait_relative(QDeadlineTimer) (this=0x55c4d698d850, deadline=...) at thread/qwaitcondition_unix.cpp:136
#4  QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x55c4d698d850) at thread/qwaitcondition_unix.cpp:144
#5  QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=this@entry=0x55c4d6988470, mutex=mutex@entry=0x55c4d698d718, deadline=...) at thread/qwaitcondition_unix.cpp:225
#6  0x00007f988a6c31b1 in QThreadPoolThread::run() (this=0x55c4d6988460) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:270
#7  0x00007f988a6bfbac in QThreadPrivate::start(void*) (arg=0x55c4d6988460) at thread/qthread_unix.cpp:329
#8  0x00007f9889655609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007f988a341293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7f986ffff700 (LWP 7629)):
#0  0x00007f988a334aff in __GI___poll (fds=0x7f9864004e60, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f9888ca818e in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7f9864004e60, timeout=<optimized out>, context=0x7f9864000c20) at ../../../glib/gmain.c:4346
#2  g_main_context_iterate (context=context@entry=0x7f9864000c20, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4042
#3  0x00007f9888ca82c3 in g_main_context_iteration (context=0x7f9864000c20, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#4  0x00007f988a8fffbb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f9864000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007f988a8a41ab in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f986fffec00, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#6  0x00007f988a6bea12 in QThread::exec() (this=this@entry=0x55c4d5066c40) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#7  0x00007f988b56ffa9 in QQmlThreadPrivate::run() (this=0x55c4d5066c40) at qml/ftw/qqmlthread.cpp:155
#8  0x00007f988a6bfbac in QThreadPrivate::start(void*) (arg=0x55c4d5066c40) at thread/qthread_unix.cpp:329
#9  0x00007f9889655609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007f988a341293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f987cfa9700 (LWP 7628)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55c4d5059b1c) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55c4d5059ac8, cond=0x55c4d5059af0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55c4d5059af0, mutex=0x55c4d5059ac8) at pthread_cond_wait.c:638
#3  0x00007f987ed07e6b in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007f987ed07a6b in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007f9889655609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f988a341293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f987d7aa700 (LWP 7627)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55c4d5059b1c) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55c4d5059ac8, cond=0x55c4d5059af0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55c4d5059af0, mutex=0x55c4d5059ac8) at pthread_cond_wait.c:638
#3  0x00007f987ed07e6b in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007f987ed07a6b in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007f9889655609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f988a341293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f987dfab700 (LWP 7626)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55c4d5059b1c) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55c4d5059ac8, cond=0x55c4d5059af0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55c4d5059af0, mutex=0x55c4d5059ac8) at pthread_cond_wait.c:638
#3  0x00007f987ed07e6b in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007f987ed07a6b in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007f9889655609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f988a341293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f987e7ac700 (LWP 7625)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55c4d5059b1c) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55c4d5059ac8, cond=0x55c4d5059af0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55c4d5059af0, mutex=0x55c4d5059ac8) at pthread_cond_wait.c:638
#3  0x00007f987ed07e6b in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007f987ed07a6b in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007f9889655609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f988a341293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f98850fc700 (LWP 7624)):
#0  __GI___clock_gettime (clock_id=clock_id@entry=1, tp=tp@entry=0x7f98850fb960) at ../sysdeps/unix/sysv/linux/clock_gettime.c:38
#1  0x00007f988a8ff885 in qt_clock_gettime (ts=0x7f98850fb960, clock=1) at kernel/qelapsedtimer_unix.cpp:175
#2  do_gettime (frac=<synthetic pointer>, sec=<synthetic pointer>) at kernel/qelapsedtimer_unix.cpp:166
#3  qt_gettime() () at kernel/qelapsedtimer_unix.cpp:175
#4  0x00007f988a8fe11d in QTimerInfoList::updateCurrentTime() (this=this@entry=0x7f9880005130) at kernel/qtimerinfo_unix.cpp:91
#5  0x00007f988a8fe6f9 in QTimerInfoList::timerWait(timespec&) (this=0x7f9880005130, tm=...) at kernel/qtimerinfo_unix.cpp:388
#6  0x00007f988a8ffd16 in timerSourcePrepareHelper (timeout=0x7f98850fba24, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:162
#7  timerSourcePrepare(GSource*, gint*) (source=<optimized out>, timeout=timeout@entry=0x7f98850fba24) at kernel/qeventdispatcher_glib.cpp:166
#8  0x00007f9888ca770f in g_main_context_prepare (context=context@entry=0x7f9880000c20, priority=priority@entry=0x7f98850fbab0) at ../../../glib/gmain.c:3619
#9  0x00007f9888ca80bb in g_main_context_iterate (context=context@entry=0x7f9880000c20, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4027
#10 0x00007f9888ca82c3 in g_main_context_iteration (context=0x7f9880000c20, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#11 0x00007f988a8fffbb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f9880000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#12 0x00007f988a8a41ab in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f98850fbbf0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#13 0x00007f988a6bea12 in QThread::exec() (this=this@entry=0x7f988bf28d80 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#14 0x00007f988bea4f4b in QDBusConnectionManager::run() (this=0x7f988bf28d80 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at qdbusconnection.cpp:179
#15 0x00007f988a6bfbac in QThreadPrivate::start(void*) (arg=0x7f988bf28d80 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at thread/qthread_unix.cpp:329
#16 0x00007f9889655609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#17 0x00007f988a341293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f9885d6ae40 (LWP 7622)):
[KCrash Handler]
#6  0x00007f986ced21bd in QSnapdRequest::handleProgress(void*) (this=0x55c4db84e7b0, change=<optimized out>) at ../snapd-glib/../snapd-glib/snapd-change.h:23
#7  0x00007f986ce485e3 in update_changes (self=self@entry=0x55c4d698e0a0 [SnapdClient], change=0x7f9855a58c60 [SnapdChange], data=data@entry=0x0) at ../snapd-glib/snapd-client.c:486
#8  0x00007f986ce489e5 in parse_response (self=self@entry=0x55c4d698e0a0 [SnapdClient], request=request@entry=0x7f985400cce0 [SnapdGetChange], message=message@entry=0x55c4dd9e0a90 [SoupMessage]) at ../snapd-glib/requests/snapd-get-change.h:20
#9  0x00007f986ce4908f in read_cb (socket=<optimized out>, condition=<optimized out>, self=0x55c4d698e0a0 [SnapdClient]) at ../snapd-glib/snapd-client.c:645
#10 0x00007f98887eb70b in socket_source_dispatch (source=0x55c4db530500, callback=0x7f986ce48bd0 <read_cb>, user_data=0x55c4d698e0a0) at ../../../gio/gsocket.c:4009
#11 0x00007f9888ca7e6e in g_main_dispatch (context=0x55c4d4e7eca0) at ../../../glib/gmain.c:3309
#12 g_main_context_dispatch (context=context@entry=0x55c4d4e7eca0) at ../../../glib/gmain.c:3974
#13 0x00007f9888ca8220 in g_main_context_iterate (context=context@entry=0x55c4d4e7eca0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4047
#14 0x00007f9888ca82c3 in g_main_context_iteration (context=0x55c4d4e7eca0, may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#15 0x00007f988a8fffa2 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x55c4d4e6f240, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#16 0x00007f988a8a41ab in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fffaa910a00, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#17 0x00007f988a8ac354 in QCoreApplication::exec() () at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#18 0x000055c4d3e8763d in main(int, char**) (argc=<optimized out>, argv=<optimized out>) at ./discover/main.cpp:184
[Inferior 1 (process 7622) detached]
Comment 5 Aleix Pol 2021-09-27 15:28:48 UTC
Git commit 11e729366a797c1f0243dae36a8ff39fd564e1a4 by Aleix Pol.
Committed on 27/09/2021 at 15:28.
Pushed by apol into branch 'master'.

snap: Don't mark as cancelled until we get the reply

This should make sure we won't be getting any more replies from snapd.

M  +3    -1    libdiscover/backends/SnapBackend/SnapTransaction.cpp

https://invent.kde.org/plasma/discover/commit/11e729366a797c1f0243dae36a8ff39fd564e1a4
Comment 6 Aleix Pol 2021-09-27 15:29:26 UTC
Git commit 109fca0c696986c7f459cec68f111438b74e9000 by Aleix Pol Gonzalez, on behalf of Aleix Pol.
Committed on 27/09/2021 at 15:29.
Pushed by apol into branch 'Plasma/5.23'.

snap: Don't mark as cancelled until we get the reply

This should make sure we won't be getting any more replies from snapd.


(cherry picked from commit 11e729366a797c1f0243dae36a8ff39fd564e1a4)

M  +3    -1    libdiscover/backends/SnapBackend/SnapTransaction.cpp

https://invent.kde.org/plasma/discover/commit/109fca0c696986c7f459cec68f111438b74e9000
Comment 7 Aleix Pol 2021-09-27 15:30:25 UTC
*** Bug 426321 has been marked as a duplicate of this bug. ***