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  1. Qt
  2. QTBUG-60170

QtWaylandClient::QWaylandDisplay::exitWithError() (this=this@entry=0x555555f294b0) at qwaylanddisplay.cpp:200

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    Details

    • Type: Bug
    • Status: Closed
    • Priority: P1: Critical
    • Resolution: Duplicate
    • Affects Version/s: 5.7.1, 5.9.2, 5.10.1
    • Fix Version/s: None
    • Component/s: QPA: Wayland
    • Labels:
      None

      Description

      I am opening this bugreport after being told by David Edmundson of KDE, in the bugreport https://bugs.kde.org/show_bug.cgi?id=378708

      Konversation 1.6.2 crashes on Wayland.
      Video driver: amdgpu

      $ gdb konversation
      GNU gdb (GDB) Fedora 7.12.1-47.fc25
      Copyright (C) 2017 Free Software Foundation, Inc.
      License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
      This is free software: you are free to change and redistribute it.
      There is NO WARRANTY, to the extent permitted by law. Type "show copying"
      and "show warranty" for details.
      This GDB was configured as "x86_64-redhat-linux-gnu".
      Type "show configuration" for configuration details.
      For bug reporting instructions, please see:
      <http://www.gnu.org/software/gdb/bugs/>.
      Find the GDB manual and other documentation resources online at:
      <http://www.gnu.org/software/gdb/documentation/>.
      For help, type "help".
      Type "apropos word" to search for commands related to "word"...
      Reading symbols from konversation...Reading symbols from /usr/lib/debug/usr/bin/konversation.debug...done.
      done.
      (gdb) run
      Starting program: /usr/bin/konversation
      [Thread debugging using libthread_db enabled]
      Using host libthread_db library "/lib64/libthread_db.so.1".
      QObject::connect: invalid null parameter
      [New Thread 0x7fffdaabc700 (LWP 23080)]
      [New Thread 0x7fffd96a5700 (LWP 23081)]
      [New Thread 0x7fffd1216700 (LWP 23083)]
      [New Thread 0x7fffd0810700 (LWP 23084)]
      [New Thread 0x7fffc947c700 (LWP 23085)]
      [New Thread 0x7fffc8c7b700 (LWP 23086)]
      [New Thread 0x7fffc847a700 (LWP 23087)]
      [New Thread 0x7fffc45a9700 (LWP 23088)]
      [New Thread 0x7fffc3b59700 (LWP 23089)]
      [New Thread 0x7fffc3356700 (LWP 23090)]
      [New Thread 0x7fffc2b55700 (LWP 23091)]
      [New Thread 0x7fffc2354700 (LWP 23092)]

      [Thread 0x7fffc3356700 (LWP 23090) exited]
      [Thread 0x7fffc2354700 (LWP 23092) exited]
      [Thread 0x7fffc3b59700 (LWP 23089) exited]
      [Thread 0x7fffc45a9700 (LWP 23088) exited]
      [Thread 0x7fffc2b55700 (LWP 23091) exited]
      sonnet.core: No language dictionaries for the language: "it"
      The Wayland connection broke. Did the Wayland compositor die?

      Thread 2 "QDBusConnection" received signal SIGSEGV, Segmentation fault.
      [Switching to Thread 0x7fffdaabc700 (LWP 23080)]
      0x00007ffff1b79f8d in QObject::disconnect (sender=0x7fffcc004ed0, signal=signal@entry=0x0, receiver=receiver@entry=0x7fffd4011cc0, method=method@entry=0x0) at kernel/qobject.cpp:2956
      2956 const QMetaObject *smeta = sender->metaObject();
      (gdb) thread apply all backtrace

      Thread 8 (Thread 0x7fffc847a700 (LWP 23087)):
      #0 0x00007fffef984460 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
      #1 0x00007fffd26d4c5b in cnd_wait (mtx=0x55555607aa78, cond=0x55555607aaa0) at ../../../include/c11/threads_posix.h:159
      #2 0x00007fffd26d4c5b in util_queue_thread_func (input=input@entry=0x555555f620b0) at util/u_queue.c:76
      #3 0x00007fffd26d4ab7 in impl_thrd_routine (p=<optimized out>) at ../../../include/c11/threads_posix.h:87
      #4 0x00007fffef97e6ca in start_thread (arg=0x7fffc847a700) at pthread_create.c:333
      #5 0x00007ffff0da0f7f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

      Thread 7 (Thread 0x7fffc8c7b700 (LWP 23086)):
      #0 0x00007fffef984460 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
      #1 0x00007fffd26d4c5b in cnd_wait (mtx=0x55555607aa78, cond=0x55555607aaa0) at ../../../include/c11/threads_posix.h:159
      #2 0x00007fffd26d4c5b in util_queue_thread_func (input=input@entry=0x555555f620b0) at util/u_queue.c:76
      #3 0x00007fffd26d4ab7 in impl_thrd_routine (p=<optimized out>) at ../../../include/c11/threads_posix.h:87
      #4 0x00007fffef97e6ca in start_thread (arg=0x7fffc8c7b700) at pthread_create.c:333
      #5 0x00007ffff0da0f7f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

      Thread 6 (Thread 0x7fffc947c700 (LWP 23085)):
      #0 0x00007fffef984460 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
      #1 0x00007fffd26d4c5b in cnd_wait (mtx=0x55555607aa78, cond=0x55555607aaa0) at ../../../include/c11/threads_posix.h:159
      #2 0x00007fffd26d4c5b in util_queue_thread_func (input=input@entry=0x555555f620b0) at util/u_queue.c:76
      #3 0x00007fffd26d4ab7 in impl_thrd_routine (p=<optimized out>) at ../../../include/c11/threads_posix.h:87
      #4 0x00007fffef97e6ca in start_thread (arg=0x7fffc947c700) at pthread_create.c:333
      #5 0x00007ffff0da0f7f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

      Thread 5 (Thread 0x7fffd0810700 (LWP 23084)):
      #0 0x00007fffef984460 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
      #1 0x00007fffd26d4c5b in cnd_wait (mtx=0x55555607aa78, cond=0x55555607aaa0) at ../../../include/c11/threads_posix.h:159
      --Type <return> to continue, or q <return> to quit--
      #2 0x00007fffd26d4c5b in util_queue_thread_func (input=input@entry=0x555555f620b0) at util/u_queue.c:76
      #3 0x00007fffd26d4ab7 in impl_thrd_routine (p=<optimized out>) at ../../../include/c11/threads_posix.h:87
      #4 0x00007fffef97e6ca in start_thread (arg=0x7fffd0810700) at pthread_create.c:333
      #5 0x00007ffff0da0f7f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

      Thread 4 (Thread 0x7fffd1216700 (LWP 23083)):
      #0 0x00007fffef984460 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
      #1 0x00007fffd26d4c5b in cnd_wait (mtx=0x5555560795d8, cond=0x555556079600) at ../../../include/c11/threads_posix.h:159
      #2 0x00007fffd26d4c5b in util_queue_thread_func (input=input@entry=0x555555f4ddc0) at util/u_queue.c:76
      #3 0x00007fffd26d4ab7 in impl_thrd_routine (p=<optimized out>) at ../../../include/c11/threads_posix.h:87
      #4 0x00007fffef97e6ca in start_thread (arg=0x7fffd1216700) at pthread_create.c:333
      #5 0x00007ffff0da0f7f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

      Thread 3 (Thread 0x7fffd96a5700 (LWP 23081)):
      #0 0x00007ffff0d9501d in poll () at ../sysdeps/unix/syscall-template.S:84
      #1 0x00007fffea3df166 in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7fffcc003070, timeout=<optimized out>, context=0x7fffcc000990) at gmain.c:4228
      #2 0x00007fffea3df166 in g_main_context_iterate (context=context@entry=0x7fffcc000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3924
      #3 0x00007fffea3df27c in g_main_context_iteration (context=0x7fffcc000990, may_block=may_block@entry=1) at gmain.c:3990
      #4 0x00007ffff1b9d6cf in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fffcc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:423
      #5 0x00007ffff1b4e68a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fffd96a4c80, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
      #6 0x00007ffff19ab5e3 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:507
      #7 0x00007ffff19af9ca in QThreadPrivate::start(void*) (arg=0x555555fa05e0) at thread/qthread_unix.cpp:368
      #8 0x00007fffef97e6ca in start_thread (arg=0x7fffd96a5700) at pthread_create.c:333
      #9 0x00007ffff0da0f7f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

      Thread 2 (Thread 0x7fffdaabc700 (LWP 23080)):
      #0 0x00007ffff1b79f8d in QObject::disconnect(QObject const*, char const*, QObject const*, char const*) (sender=0x7fffcc004ed0, signal=signal@entry=0x0, receiver=receiver@entry=0x7fffd4011cc0, method=method@entry=0x0) at kernel/qobject.cpp:2956
      --Type <return> to continue, or q <return> to quit--
      #1 0x00007ffff1dbbfb0 in QObject::disconnect(QObject const*, char const*) const (member=0x0, receiver=0x7fffd4011cc0, this=<optimized out>) at ../../src/corelib/kernel/qobject.h:336
      #2 0x00007ffff1dbbfb0 in QDBusConnectionPrivate::closeConnection() (this=this@entry=0x7fffd4011cc0) at qdbusintegrator.cpp:1145
      #3 0x00007ffff1da8852 in QDBusConnectionManager::run() (this=0x7ffff1e1e060 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at qdbusconnection.cpp:188
      #4 0x00007ffff19af9ca in QThreadPrivate::start(void*) (arg=0x7ffff1e1e060 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at thread/qthread_unix.cpp:368
      #5 0x00007fffef97e6ca in start_thread (arg=0x7fffdaabc700) at pthread_create.c:333
      #6 0x00007ffff0da0f7f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

      Thread 1 (Thread 0x7fffe5127e00 (LWP 23076)):
      #0 0x00007fffef984460 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
      #1 0x00007ffff19b004a in QWaitConditionPrivate::wait(unsigned long) (time=18446744073709551615, this=0x555555fa12b0) at thread/qwaitcondition_unix.cpp:143
      #2 0x00007ffff19b004a in QWaitCondition::wait(QMutex*, unsigned long) (this=this@entry=0x555555fa1290, mutex=mutex@entry=0x555555fa1270, time=time@entry=18446744073709551615)
      at thread/qwaitcondition_unix.cpp:215
      #3 0x00007ffff19af5ce in QThread::wait(unsigned long) (this=this@entry=0x7ffff1e1e060 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>, time=time@entry=18446744073709551615) at thread/qthread_unix.cpp:698
      #4 0x00007ffff1da85a6 in QDBusConnectionManager::~QDBusConnectionManager() (this=0x7ffff1e1e060 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>, __in_chrg=<optimized out>) at qdbusconnection.cpp:157
      #5 0x00007ffff1da8639 in (anonymous namespace)::Q_QGS__q_manager::Holder::~Holder() (this=<optimized out>, __in_chrg=<optimized out>) at qdbusconnection.cpp:76
      #6 0x00007ffff0cd3410 in _run_exit_handlers (status=status@entry=1, listp=0x7ffff10595b8 <_exit_funcs>, run_list_atexit=run_list_atexit@entry=true, run_dtors=run_dtors@entry=true)
      at exit.c:83
      #7 0x00007ffff0cd346a in __GI_exit (status=status@entry=1) at exit.c:105
      #8 0x00007fffde59194e in QtWaylandClient::QWaylandDisplay::exitWithError() (this=this@entry=0x555555f294b0) at qwaylanddisplay.cpp:200
      #9 0x00007fffde5919a6 in QtWaylandClient::QWaylandDisplay::flushRequests() (this=0x555555f294b0) at qwaylanddisplay.cpp:183
      #10 0x00007ffff1b76721 in QMetaObject::activate(QObject*, int, int, void**) (sender=sender@entry=0x555555fcb080, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=1, argv=argv@entry=0x0) at kernel/qobject.cpp:3740
      #11 0x00007ffff1b76fc7 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) (sender=sender@entry=0x555555fcb080, m=m@entry=0x7ffff1d8b9a0 <QAbstractEventDispatcher::staticMetaObject>, local_signal_index=local_signal_index@entry=1, argv=argv@entry=0x0) at kernel/qobject.cpp:3602
      #12 0x00007ffff1be5f33 in QAbstractEventDispatcher::awake() (this=this@entry=0x555555fcb080) at .moc/moc_qabstracteventdispatcher.cpp:143
      #13 0x00007ffff1b9d70e in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x555555fcb080, flags=...) at kernel/qeventdispatcher_glib.cpp:430
      --Type <return> to continue, or q <return> to quit--
      #14 0x00007ffff1b4e68a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fffffffdb80, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
      #15 0x00007ffff1b5618c in QCoreApplication::exec() () at kernel/qcoreapplication.cpp:1261
      #16 0x000055555563b99e in main(int, char**) (argc=<optimized out>, argv=<optimized out>) at /usr/src/debug/konversation-1.6.2/src/main.cpp:163
      (gdb)

        Attachments

        1. konv.txt
          2.09 MB
        2. konversation_debug_output.txt
          3.12 MB
        3. qt_5_10_1.txt
          4.44 MB
        4. s.txt
          7 kB

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              • Assignee:
                johanhelsing Johan Helsing
                Reporter:
                germano Germano Massullo
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                Dates

                • Created:
                  Updated:
                  Resolved:

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