[Bug 1902171] [NEW] /usr/games/kpat

Bruce Mc Court 1902171 at bugs.launchpad.net
Fri Oct 30 05:50:13 UTC 2020


Public bug reported:

===================================================================
 Info                                                              
===================================================================
           PID: 5537 (kpat)
           UID: 1000 (b)
           GID: 1000 (b)
        Signal: 11 (SEGV)
     Timestamp: Wed 2020-10-28 19:52:20 AEDT (1 day 20h ago)
  Command Line: kpat -qwindowtitle KPatience
    Executable: /usr/games/kpat
 Control Group: /user.slice/user-1000.slice/session-c1.scope
          Unit: session-c1.scope
         Slice: user-1000.slice
       Session: c1
     Owner UID: 1000 (b)
       Boot ID: 7989c185d2734127a2b722b3109b4e6e
    Machine ID: b76cc7b1bbdc489e93909d2043031de8
      Hostname: b-System-Product-Name
       Storage: /var/lib/systemd/coredump/core.kpat.1000.7989c185d2734127a2b722b3109b4e6e.5537.1603875140000000000000.lz4
       Message: Process 5537 (kpat) of user 1000 dumped core.
                
                Stack trace of thread 5537:
                #0  0x00007f335dbf35a0 _ZNK16KSharedDataCache4findERK7QStringP10QByteArray (libKF5CoreAddons.so.5 + 0x745a0)
                #1  0x00007f335e0107f5 n/a (libkcardgame.so + 0x1a7f5)
                #2  0x00007f335c9d8d5a _ZN7QObject5eventEP6QEvent (libQt5Core.so.5 + 0x2b2d5a)
                #3  0x00007f335d498a66 _ZN19QApplicationPrivate13notify_helperEP7QObjectP6QEvent (libQt5Widgets.so.5 + 0x16aa66)
                #4  0x00007f335d4a20f0 _ZN12QApplication6notifyEP7QObjectP6QEvent (libQt5Widgets.so.5 + 0x1740f0)
                #5  0x00007f335c9ac93a _ZN16QCoreApplication15notifyInternal2EP7QObjectP6QEvent (libQt5Core.so.5 + 0x28693a)
                #6  0x00007f335c9af5b8 _ZN23QCoreApplicationPrivate16sendPostedEventsEP7QObjectiP11QThreadData (libQt5Core.so.5 + 0x2895b8)
                #7  0x00007f335ca04f67 n/a (libQt5Core.so.5 + 0x2def67)
                #8  0x00007f335a662fbd g_main_context_dispatch (libglib-2.0.so.0 + 0x51fbd)
                #9  0x00007f335a663240 n/a (libglib-2.0.so.0 + 0x52240)
                #10 0x00007f335a6632e3 g_main_context_iteration (libglib-2.0.so.0 + 0x522e3)
                #11 0x00007f335ca04565 _ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE (libQt5Core.so.5 + 0x2de565)
                #12 0x00007f335c9ab4db _ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 + 0x2854db)
                #13 0x00007f335c9b3246 _ZN16QCoreApplication4execEv (libQt5Core.so.5 + 0x28d246)
                #14 0x0000560be3efce3a n/a (kpat + 0x27e3a)
                #15 0x00007f335c22b0b3 __libc_start_main (libc.so.6 + 0x270b3)
                #16 0x0000560be3efdaee n/a (kpat + 0x28aee)
                
                Stack trace of thread 5543:
                #0  0x00007f335aece376 futex_wait_cancelable (libpthread.so.0 + 0x10376)
                #1  0x00007f334edfe62b n/a (iris_dri.so + 0x47c62b)
                #2  0x00007f334edfe23b n/a (iris_dri.so + 0x47c23b)
                #3  0x00007f335aec7609 start_thread (libpthread.so.0 + 0x9609)
                #4  0x00007f335c326293 __clone (libc.so.6 + 0x122293)
                
                Stack trace of thread 5540:
                #0  0x00007f335c319aff __GI___poll (libc.so.6 + 0x115aff)
                #1  0x00007f335a206c1a n/a (libxcb.so.1 + 0xbc1a)
                #2  0x00007f335a20890a xcb_wait_for_event (libxcb.so.1 + 0xd90a)
                #3  0x00007f335798f298 n/a (libQt5XcbQpa.so.5 + 0x78298)
                #4  0x00007f335c7e49d2 n/a (libQt5Core.so.5 + 0xbe9d2)
                #5  0x00007f335aec7609 start_thread (libpthread.so.0 + 0x9609)
                #6  0x00007f335c326293 __clone (libc.so.6 + 0x122293)
                
                Stack trace of thread 5544:
                #0  0x00007f335aece376 futex_wait_cancelable (libpthread.so.0 + 0x10376)
                #1  0x00007f334edfe62b n/a (iris_dri.so + 0x47c62b)
                #2  0x00007f334edfe23b n/a (iris_dri.so + 0x47c23b)
                #3  0x00007f335aec7609 start_thread (libpthread.so.0 + 0x9609)
                #4  0x00007f335c326293 __clone (libc.so.6 + 0x122293)
                
                Stack trace of thread 5541:
                #0  0x00007f335c319aff __GI___poll (libc.so.6 + 0x115aff)
                #1  0x00007f335a6631ae n/a (libglib-2.0.so.0 + 0x521ae)
                #2  0x00007f335a6632e3 g_main_context_iteration (libglib-2.0.so.0 + 0x522e3)
                #3  0x00007f335ca04565 _ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE (libQt5Core.so.5 + 0x2de565)
                #4  0x00007f335c9ab4db _ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 + 0x2854db)
                #5  0x00007f335c7e3785 _ZN7QThread4execEv (libQt5Core.so.5 + 0xbd785)
                #6  0x00007f335b169efa n/a (libQt5DBus.so.5 + 0x17efa)
                #7  0x00007f335c7e49d2 n/a (libQt5Core.so.5 + 0xbe9d2)
                #8  0x00007f335aec7609 start_thread (libpthread.so.0 + 0x9609)
                #9  0x00007f335c326293 __clone (libc.so.6 + 0x122293)
                
                Stack trace of thread 5545:
                #0  0x00007f335aece376 futex_wait_cancelable (libpthread.so.0 + 0x10376)
                #1  0x00007f334edfe62b n/a (iris_dri.so + 0x47c62b)
                #2  0x00007f334edfe23b n/a (iris_dri.so + 0x47c23b)
                #3  0x00007f335aec7609 start_thread (libpthread.so.0 + 0x9609)
                #4  0x00007f335c326293 __clone (libc.so.6 + 0x122293)
                
                Stack trace of thread 5542:
                #0  0x00007f335aece376 futex_wait_cancelable (libpthread.so.0 + 0x10376)
                #1  0x00007f334edfe62b n/a (iris_dri.so + 0x47c62b)
                #2  0x00007f334edfe23b n/a (iris_dri.so + 0x47c23b)
                #3  0x00007f335aec7609 start_thread (libpthread.so.0 + 0x9609)
                #4  0x00007f335c326293 __clone (libc.so.6 + 0x122293)
                
                Stack trace of thread 5546:
                #0  0x00007f335c31fadb __munmap (libc.so.6 + 0x11badb)
                #1  0x00007f335dbfa9bc n/a (libKF5CoreAddons.so.5 + 0x7b9bc)
                #2  0x00007f335dba3bb6 n/a (libKF5CoreAddons.so.5 + 0x24bb6)
                #3  0x00007f335e00ff61 n/a (libkcardgame.so + 0x19f61)
                #4  0x00007f335c7e49d2 n/a (libQt5Core.so.5 + 0xbe9d2)
                #5  0x00007f335aec7609 start_thread (libpthread.so.0 + 0x9609)
                #6  0x00007f335c326293 __clone (libc.so.6 + 0x122293)
===================================================================
 GDB Log                                                           
===================================================================
[New LWP 5537]
[New LWP 5543]
[New LWP 5540]
[New LWP 5544]
[New LWP 5541]
[New LWP 5545]
[New LWP 5542]
[New LWP 5546]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
Core was generated by `kpat -qwindowtitle KPatience'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0  0x00007f335dbf35a0 in KSharedDataCache::find(QString const&, QByteArray*) const () from /usr/lib/x86_64-linux-gnu/libKF5CoreAddons.so.5
[Current thread is 1 (Thread 0x7f3358039ec0 (LWP 5537))]

===================================================================
 GDB Backtrace                                                     
===================================================================
[New LWP 5537]
[New LWP 5543]
[New LWP 5540]
[New LWP 5544]
[New LWP 5541]
[New LWP 5545]
[New LWP 5542]
[New LWP 5546]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
Core was generated by `kpat -qwindowtitle KPatience'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0  0x00007f335dbf35a0 in KSharedDataCache::find(QString const&, QByteArray*) const () from /usr/lib/x86_64-linux-gnu/libKF5CoreAddons.so.5
[Current thread is 1 (Thread 0x7f3358039ec0 (LWP 5537))]
#0  0x00007f335dbf35a0 in KSharedDataCache::find(QString const&, QByteArray*) const () from /usr/lib/x86_64-linux-gnu/libKF5CoreAddons.so.5
#1  0x00007f335e0107f5 in ?? () from /usr/lib/x86_64-linux-gnu/libkcardgame.so
#2  0x00007f335c9d8d5a in QObject::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f335d498a66 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#4  0x00007f335d4a20f0 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#5  0x00007f335c9ac93a in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f335c9af5b8 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f335ca04f67 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f335a662fbd in g_main_context_dispatch () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#9  0x00007f335a663240 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007f335a6632e3 in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007f335ca04565 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007f335c9ab4db in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#13 0x00007f335c9b3246 in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#14 0x0000560be3efce3a in ?? ()
#15 0x00007f335c22b0b3 in __libc_start_main (main=0x560be3efb0f0, argc=3, argv=0x7ffc527debb8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffc527deba8) at ../csu/libc-start.c:308
#16 0x0000560be3efdaee in ?? ()

===================================================================
 GDB Backtrace (all threads)                                       
===================================================================
[New LWP 5537]
[New LWP 5543]
[New LWP 5540]
[New LWP 5544]
[New LWP 5541]
[New LWP 5545]
[New LWP 5542]
[New LWP 5546]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
Core was generated by `kpat -qwindowtitle KPatience'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0  0x00007f335dbf35a0 in KSharedDataCache::find(QString const&, QByteArray*) const () from /usr/lib/x86_64-linux-gnu/libKF5CoreAddons.so.5
[Current thread is 1 (Thread 0x7f3358039ec0 (LWP 5537))]

Thread 8 (Thread 0x7f3342c10700 (LWP 5546)):
#0  0x00007f335c31fadb in munmap () at ../sysdeps/unix/syscall-template.S:78
No locals.
#1  0x00007f335dbfa9bc in ?? () from /usr/lib/x86_64-linux-gnu/libKF5CoreAddons.so.5
No symbol table info available.
#2  0x00007f335dba3bb6 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5CoreAddons.so.5
No symbol table info available.
#3  0x00007f335e00ff61 in ?? () from /usr/lib/x86_64-linux-gnu/libkcardgame.so
No symbol table info available.
#4  0x00007f335c7e49d2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
No symbol table info available.
#5  0x00007f335aec7609 in start_thread (arg=<optimized out>) at pthread_create.c:477
        ret = <optimized out>
        pd = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139858140006144, -1064089535020297504, 140721692462926, 140721692462927, 140721692463120, 139858140004096, 1107073748162810592, 1107091576322364128}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
#6  0x00007f335c326293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.

Thread 7 (Thread 0x7f334e73b700 (LWP 5542)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x560be4bae8c8) at ../sysdeps/nptl/futex-internal.h:183
        __ret = -512
        oldtype = 0
        err = <optimized out>
        oldtype = <optimized out>
        err = <optimized out>
        __ret = <optimized out>
        resultvar = <optimized out>
        __arg4 = <optimized out>
        __arg3 = <optimized out>
        __arg2 = <optimized out>
        __arg1 = <optimized out>
        _a4 = <optimized out>
        _a3 = <optimized out>
        _a2 = <optimized out>
        _a1 = <optimized out>
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x560be4bae878, cond=0x560be4bae8a0) at pthread_cond_wait.c:508
        spin = 0
        buffer = {__routine = 0x7f335aece050 <__condvar_cleanup_waiting>, __arg = 0x7f334e73acb0, __canceltype = 49, __prev = 0x0}
        cbuffer = {wseq = 0, cond = 0x560be4bae8a0, mutex = 0x560be4bae878, private = 0}
        err = <optimized out>
        g = 0
        flags = <optimized out>
        g1_start = <optimized out>
        signals = <optimized out>
        result = 0
        wseq = 0
        seq = 0
        private = <optimized out>
        maxspin = <optimized out>
        err = <optimized out>
        result = <optimized out>
        wseq = <optimized out>
        g = <optimized out>
        seq = <optimized out>
        flags = <optimized out>
        private = <optimized out>
        signals = <optimized out>
        g1_start = <optimized out>
        spin = <optimized out>
        buffer = <optimized out>
        cbuffer = <optimized out>
        s = <optimized out>
#2  __pthread_cond_wait (cond=0x560be4bae8a0, mutex=0x560be4bae878) at pthread_cond_wait.c:638
No locals.
#3  0x00007f334edfe62b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
No symbol table info available.
#4  0x00007f334edfe23b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
No symbol table info available.
#5  0x00007f335aec7609 in start_thread (arg=<optimized out>) at pthread_create.c:477
        ret = <optimized out>
        pd = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139858336265984, -1064089535020297504, 140721692463934, 140721692463935, 140721692463936, 139858336263936, 1107046391905489632, 1107091576322364128}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
#6  0x00007f335c326293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.

Thread 6 (Thread 0x7f334cf38700 (LWP 5545)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x560be4bae8c8) at ../sysdeps/nptl/futex-internal.h:183
        __ret = -512
        oldtype = 0
        err = <optimized out>
        oldtype = <optimized out>
        err = <optimized out>
        __ret = <optimized out>
        resultvar = <optimized out>
        __arg4 = <optimized out>
        __arg3 = <optimized out>
        __arg2 = <optimized out>
        __arg1 = <optimized out>
        _a4 = <optimized out>
        _a3 = <optimized out>
        _a2 = <optimized out>
        _a1 = <optimized out>
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x560be4bae878, cond=0x560be4bae8a0) at pthread_cond_wait.c:508
        spin = 0
        buffer = {__routine = 0x7f335aece050 <__condvar_cleanup_waiting>, __arg = 0x7f334cf37cb0, __canceltype = 0, __prev = 0x0}
        cbuffer = {wseq = 6, cond = 0x560be4bae8a0, mutex = 0x560be4bae878, private = 0}
        err = <optimized out>
        g = 0
        flags = <optimized out>
        g1_start = <optimized out>
        signals = <optimized out>
        result = 0
        wseq = 6
        seq = 3
        private = <optimized out>
        maxspin = <optimized out>
        err = <optimized out>
        result = <optimized out>
        wseq = <optimized out>
        g = <optimized out>
        seq = <optimized out>
        flags = <optimized out>
        private = <optimized out>
        signals = <optimized out>
        g1_start = <optimized out>
        spin = <optimized out>
        buffer = <optimized out>
        cbuffer = <optimized out>
        s = <optimized out>
#2  __pthread_cond_wait (cond=0x560be4bae8a0, mutex=0x560be4bae878) at pthread_cond_wait.c:638
No locals.
#3  0x00007f334edfe62b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
No symbol table info available.
#4  0x00007f334edfe23b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
No symbol table info available.
#5  0x00007f335aec7609 in start_thread (arg=<optimized out>) at pthread_create.c:477
        ret = <optimized out>
        pd = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139858311087872, -1064089535020297504, 140721692463934, 140721692463935, 140721692463936, 139858311085824, 1107043086391284448, 1107091576322364128}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
#6  0x00007f335c326293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.

Thread 5 (Thread 0x7f33557b2700 (LWP 5541)):
#0  0x00007f335c319aff in __GI___poll (fds=0x7f33480029e0, nfds=3, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
        resultvar = 18446744073709551100
        sc_cancel_oldtype = 0
        sc_ret = <optimized out>
#1  0x00007f335a6631ae in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f335a6632e3 in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f335ca04565 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
No symbol table info available.
#4  0x00007f335c9ab4db in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
No symbol table info available.
#5  0x00007f335c7e3785 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
No symbol table info available.
#6  0x00007f335b169efa in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
No symbol table info available.
#7  0x00007f335c7e49d2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
No symbol table info available.
#8  0x00007f335aec7609 in start_thread (arg=<optimized out>) at pthread_create.c:477
        ret = <optimized out>
        pd = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139858454193920, -1064089535020297504, 140721692468366, 140721692468367, 140721692468560, 139858454191872, 1107096894815310560, 1107091576322364128}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
#9  0x00007f335c326293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.

Thread 4 (Thread 0x7f334d739700 (LWP 5544)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x560be4bae8c8) at ../sysdeps/nptl/futex-internal.h:183
        __ret = -512
        oldtype = 0
        err = <optimized out>
        oldtype = <optimized out>
        err = <optimized out>
        __ret = <optimized out>
        resultvar = <optimized out>
        __arg4 = <optimized out>
        __arg3 = <optimized out>
        __arg2 = <optimized out>
        __arg1 = <optimized out>
        _a4 = <optimized out>
        _a3 = <optimized out>
        _a2 = <optimized out>
        _a1 = <optimized out>
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x560be4bae878, cond=0x560be4bae8a0) at pthread_cond_wait.c:508
        spin = 0
        buffer = {__routine = 0x7f335aece050 <__condvar_cleanup_waiting>, __arg = 0x7f334d738cb0, __canceltype = 0, __prev = 0x0}
        cbuffer = {wseq = 4, cond = 0x560be4bae8a0, mutex = 0x560be4bae878, private = 0}
        err = <optimized out>
        g = 0
        flags = <optimized out>
        g1_start = <optimized out>
        signals = <optimized out>
        result = 0
        wseq = 4
        seq = 2
        private = <optimized out>
        maxspin = <optimized out>
        err = <optimized out>
        result = <optimized out>
        wseq = <optimized out>
        g = <optimized out>
        seq = <optimized out>
        flags = <optimized out>
        private = <optimized out>
        signals = <optimized out>
        g1_start = <optimized out>
        spin = <optimized out>
        buffer = <optimized out>
        cbuffer = <optimized out>
        s = <optimized out>
#2  __pthread_cond_wait (cond=0x560be4bae8a0, mutex=0x560be4bae878) at pthread_cond_wait.c:638
No locals.
#3  0x00007f334edfe62b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
No symbol table info available.
#4  0x00007f334edfe23b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
No symbol table info available.
#5  0x00007f335aec7609 in start_thread (arg=<optimized out>) at pthread_create.c:477
        ret = <optimized out>
        pd = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139858319480576, -1064089535020297504, 140721692463934, 140721692463935, 140721692463936, 139858319478528, 1107044191808492256, 1107091576322364128}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
#6  0x00007f335c326293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.

Thread 3 (Thread 0x7f3357184700 (LWP 5540)):
#0  0x00007f335c319aff in __GI___poll (fds=0x7f3357183ca8, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
        resultvar = 18446744073709551100
        sc_cancel_oldtype = 0
        sc_ret = <optimized out>
#1  0x00007f335a206c1a in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
No symbol table info available.
#2  0x00007f335a20890a in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
No symbol table info available.
#3  0x00007f335798f298 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
No symbol table info available.
#4  0x00007f335c7e49d2 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
No symbol table info available.
#5  0x00007f335aec7609 in start_thread (arg=<optimized out>) at pthread_create.c:477
        ret = <optimized out>
        pd = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139858481268480, -1064089535020297504, 140721692468110, 140721692468111, 140721692468304, 139858481266432, 1107100477891777248, 1107091576322364128}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
#6  0x00007f335c326293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.

Thread 2 (Thread 0x7f334df3a700 (LWP 5543)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x560be4bae8c8) at ../sysdeps/nptl/futex-internal.h:183
        __ret = -512
        oldtype = 0
        err = <optimized out>
        oldtype = <optimized out>
        err = <optimized out>
        __ret = <optimized out>
        resultvar = <optimized out>
        __arg4 = <optimized out>
        __arg3 = <optimized out>
        __arg2 = <optimized out>
        __arg1 = <optimized out>
        _a4 = <optimized out>
        _a3 = <optimized out>
        _a2 = <optimized out>
        _a1 = <optimized out>
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x560be4bae878, cond=0x560be4bae8a0) at pthread_cond_wait.c:508
        spin = 0
        buffer = {__routine = 0x7f335aece050 <__condvar_cleanup_waiting>, __arg = 0x7f334df39cb0, __canceltype = 0, __prev = 0x0}
        cbuffer = {wseq = 2, cond = 0x560be4bae8a0, mutex = 0x560be4bae878, private = 0}
        err = <optimized out>
        g = 0
        flags = <optimized out>
        g1_start = <optimized out>
        signals = <optimized out>
        result = 0
        wseq = 2
        seq = 1
        private = <optimized out>
        maxspin = <optimized out>
        err = <optimized out>
        result = <optimized out>
        wseq = <optimized out>
        g = <optimized out>
        seq = <optimized out>
        flags = <optimized out>
        private = <optimized out>
        signals = <optimized out>
        g1_start = <optimized out>
        spin = <optimized out>
        buffer = <optimized out>
        cbuffer = <optimized out>
        s = <optimized out>
#2  __pthread_cond_wait (cond=0x560be4bae8a0, mutex=0x560be4bae878) at pthread_cond_wait.c:638
No locals.
#3  0x00007f334edfe62b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
No symbol table info available.
#4  0x00007f334edfe23b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
No symbol table info available.
#5  0x00007f335aec7609 in start_thread (arg=<optimized out>) at pthread_create.c:477
        ret = <optimized out>
        pd = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139858327873280, -1064089535020297504, 140721692463934, 140721692463935, 140721692463936, 139858327871232, 1107045290783249120, 1107091576322364128}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
#6  0x00007f335c326293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.

Thread 1 (Thread 0x7f3358039ec0 (LWP 5537)):
#0  0x00007f335dbf35a0 in KSharedDataCache::find(QString const&, QByteArray*) const () from /usr/lib/x86_64-linux-gnu/libKF5CoreAddons.so.5
No symbol table info available.
#1  0x00007f335e0107f5 in ?? () from /usr/lib/x86_64-linux-gnu/libkcardgame.so
No symbol table info available.
#2  0x00007f335c9d8d5a in QObject::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
No symbol table info available.
#3  0x00007f335d498a66 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
No symbol table info available.
#4  0x00007f335d4a20f0 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
No symbol table info available.
#5  0x00007f335c9ac93a in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
No symbol table info available.
#6  0x00007f335c9af5b8 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
No symbol table info available.
#7  0x00007f335ca04f67 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
No symbol table info available.
#8  0x00007f335a662fbd in g_main_context_dispatch () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#9  0x00007f335a663240 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#10 0x00007f335a6632e3 in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#11 0x00007f335ca04565 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
No symbol table info available.
#12 0x00007f335c9ab4db in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
No symbol table info available.
#13 0x00007f335c9b3246 in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
No symbol table info available.
#14 0x0000560be3efce3a in ?? ()
No symbol table info available.
#15 0x00007f335c22b0b3 in __libc_start_main (main=0x560be3efb0f0, argc=3, argv=0x7ffc527debb8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffc527deba8) at ../csu/libc-start.c:308
        self = <optimized out>
        result = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {94609069144560, -1064089535020297504, 94609068776128, 140721692470192, 0, 0, 1063760798662759136, 1107076756447793888}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x3, 0x7ffc527debb8}, data = {prev = 0x0, cleanup = 0x0, canceltype = 3}}}
        not_first_call = <optimized out>
#16 0x0000560be3efdaee in ?? ()
No symbol table info available.
#0  0x00007f335dbf35a0 in KSharedDataCache::find(QString const&, QByteArray*) const () from /usr/lib/x86_64-linux-gnu/libKF5CoreAddons.so.5
#1  0x00007f335e0107f5 in ?? () from /usr/lib/x86_64-linux-gnu/libkcardgame.so
#2  0x00007f335c9d8d5a in QObject::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f335d498a66 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#4  0x00007f335d4a20f0 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#5  0x00007f335c9ac93a in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f335c9af5b8 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f335ca04f67 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f335a662fbd in g_main_context_dispatch () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#9  0x00007f335a663240 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007f335a6632e3 in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007f335ca04565 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007f335c9ab4db in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#13 0x00007f335c9b3246 in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#14 0x0000560be3efce3a in ?? ()
#15 0x00007f335c22b0b3 in __libc_start_main (main=0x560be3efb0f0, argc=3, argv=0x7ffc527debb8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffc527deba8) at ../csu/libc-start.c:308
#16 0x0000560be3efdaee in ?? ()

** Affects: kpat (Ubuntu)
     Importance: Undecided
         Status: New

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https://bugs.launchpad.net/bugs/1902171

Title:
  /usr/games/kpat

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