https://bugs.kde.org/show_bug.cgi?id=475335

            Bug ID: 475335
           Summary: Kalendar crashed saving event reminder
    Classification: I don't know
           Product: kde
           Version: unspecified
          Platform: Debian stable
                OS: Linux
            Status: REPORTED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: unassigned-b...@kde.org
          Reporter: dave.ouelle...@gmail.com
  Target Milestone: ---

Application: kalendar (22.12.3)

Qt Version: 5.15.8
Frameworks Version: 5.103.0
Operating System: Linux 6.1.0-12-amd64 x86_64
Windowing System: Wayland
Distribution: Debian GNU/Linux 12 (bookworm)
DrKonqi: 5.27.5 [CoredumpBackend]

-- Information about the crash:
It happened twice: first when I added a second reminder to an event and second
when I deleted one of two reminders for a different event. Both crashed on
save.

The crash can be reproduced every time.

-- Backtrace:
Application: Kalendar (kalendar), signal: Segmentation fault

           PID: 50111 (kalendar)
           UID: 1000 (david)
           GID: 1000 (david)
        Signal: 11 (SEGV)
     Timestamp: Sat 2023-10-07 11:52:02 PDT (45s ago)
  Command Line: /usr/bin/kalendar
    Executable: /usr/bin/kalendar
 Control Group:
/user.slice/user-1000.slice/user@1000.service/app.slice/app-\x2fusr\x2fbin\x2fkalendar-ec5bf8ed486a481b962288b61be9228d.scope
          Unit: user@1000.service
     User Unit:
app-\x2fusr\x2fbin\x2fkalendar-ec5bf8ed486a481b962288b61be9228d.scope
         Slice: user-1000.slice
     Owner UID: 1000 (david)
       Boot ID: a8e0debddd32427ea3343bfb8bebd4cd
    Machine ID: 9e735aed5aeb4664a2268322edc767c2
      Hostname: debian
       Storage:
/var/lib/systemd/coredump/core.kalendar.1000.a8e0debddd32427ea3343bfb8bebd4cd.50111.1696704722000000.zst
(present)
  Size on Disk: 20.8M
       Message: Process 50111 (kalendar) of user 1000 dumped core.

                Module libnss_resolve.so.2 from deb
systemd-252.12-1~deb12u1.amd64
                Module libsystemd.so.0 from deb systemd-252.12-1~deb12u1.amd64
                Module libudev.so.1 from deb systemd-252.12-1~deb12u1.amd64
                Stack trace of thread 50111:
                #0  0x00007f86b76a9d3c __pthread_kill_implementation (libc.so.6
+ 0x8ad3c)
                #1  0x00007f86b765af32 __GI_raise (libc.so.6 + 0x3bf32)
                #2  0x00007f86b5d4b83d _ZN6KCrash19defaultCrashHandlerEi
(libKF5Crash.so.5 + 0x583d)
                #3  0x00007f86b765afd0 __restore_rt (libc.so.6 + 0x3bfd0)
                #4  0x00007f86b7996bd0 _ZN9QDateTimeaSERKS_ (libQt5Core.so.5 +
0x196bd0)
                #5  0x000055852cdd4b56 n/a (kalendar + 0x5db56)
                #6  0x00007f86b7ae8f4f n/a (libQt5Core.so.5 + 0x2e8f4f)
                #7  0x00007f86b7a4bb1c
_ZN18QAbstractItemModel11dataChangedERK11QModelIndexS2_RK7QVectorIiE
(libQt5Core.so.5 + 0x24bb1c)
                #8  0x00007f86b7a867c5 n/a (libQt5Core.so.5 + 0x2867c5)
                #9  0x00007f86b7ae8f7c n/a (libQt5Core.so.5 + 0x2e8f7c)
                #10 0x00007f86b7a4bb1c
_ZN18QAbstractItemModel11dataChangedERK11QModelIndexS2_RK7QVectorIiE
(libQt5Core.so.5 + 0x24bb1c)
                #11 0x00007f86b7a867c5 n/a (libQt5Core.so.5 + 0x2867c5)
                #12 0x00007f86b7ae8f7c n/a (libQt5Core.so.5 + 0x2e8f7c)
                #13 0x00007f86b7a4bb1c
_ZN18QAbstractItemModel11dataChangedERK11QModelIndexS2_RK7QVectorIiE
(libQt5Core.so.5 + 0x24bb1c)
                #14 0x00007f86b7a867c5 n/a (libQt5Core.so.5 + 0x2867c5)
                #15 0x00007f86b7ae8f7c n/a (libQt5Core.so.5 + 0x2e8f7c)
                #16 0x00007f86b7a4bb1c
_ZN18QAbstractItemModel11dataChangedERK11QModelIndexS2_RK7QVectorIiE
(libQt5Core.so.5 + 0x24bb1c)
                #17 0x00007f86b9ded703 n/a (libKF5ItemModels.so.5 + 0x27703)
                #18 0x00007f86b9deef76 n/a (libKF5ItemModels.so.5 + 0x28f76)
                #19 0x00007f86b7ae8f4f n/a (libQt5Core.so.5 + 0x2e8f4f)
                #20 0x00007f86b7a4bb1c
_ZN18QAbstractItemModel11dataChangedERK11QModelIndexS2_RK7QVectorIiE
(libQt5Core.so.5 + 0x24bb1c)
                #21 0x00007f86ba18714d
_ZN7Akonadi22EntityTreeModelPrivate11dataChangedERK11QModelIndexS3_
(libKF5AkonadiCore.so.5abi2 + 0x18714d)
                #22 0x00007f86ba18fa19
_ZN7Akonadi22EntityTreeModelPrivate20monitoredItemChangedERKNS_4ItemERK4QSetI10QByteArrayE
(libKF5AkonadiCore.so.5abi2 + 0x18fa19)
                #23 0x00007f86b7ae8f7c n/a (libQt5Core.so.5 + 0x2e8f7c)
                #24 0x00007f86ba0de497
_ZN7Akonadi7Monitor11itemChangedERKNS_4ItemERK4QSetI10QByteArrayE
(libKF5AkonadiCore.so.5abi2 + 0xde497)
                #25 0x00007f86ba0ef457
_ZN7Akonadi14MonitorPrivate21emitItemsNotificationERKNS_8Protocol22ItemChangeNotificationERK7QVectorINS_4ItemEERKNS_10CollectionESC_
(libKF5AkonadiCore.so.5abi2 + 0xef457)
                #26 0x00007f86ba0f03dc
_ZN7Akonadi14MonitorPrivate16emitNotificationERK14QSharedPointerINS_8Protocol18ChangeNotificationEE
(libKF5AkonadiCore.so.5abi2 + 0xf03dc)
                #27 0x00007f86ba0edb19
_ZN7Akonadi14MonitorPrivate13flushPipelineEv (libKF5AkonadiCore.so.5abi2 +
0xedb19)
                #28 0x00007f86ba0edf29
_ZN7Akonadi14MonitorPrivate13dataAvailableEv (libKF5AkonadiCore.so.5abi2 +
0xedf29)
                #29 0x00007f86b7ae8f4f n/a (libQt5Core.so.5 + 0x2e8f4f)
                #30 0x00007f86b7ae8f7c n/a (libQt5Core.so.5 + 0x2e8f7c)
                #31 0x00007f86b93a1775 _ZN4KJob6resultEPS_NS_14QPrivateSignalE
(libKF5CoreAddons.so.5 + 0x6b775)
                #32 0x00007f86b93a2c5b _ZN4KJob9finishJobEb
(libKF5CoreAddons.so.5 + 0x6cc5b)
                #33 0x00007f86b7add6f0 _ZN7QObject5eventEP6QEvent
(libQt5Core.so.5 + 0x2dd6f0)
                #34 0x00007f86b8762fae
_ZN19QApplicationPrivate13notify_helperEP7QObjectP6QEvent (libQt5Widgets.so.5 +
0x162fae)
                #35 0x00007f86b7ab16f8
_ZN16QCoreApplication15notifyInternal2EP7QObjectP6QEvent (libQt5Core.so.5 +
0x2b16f8)
                #36 0x00007f86b7ab4681
_ZN23QCoreApplicationPrivate16sendPostedEventsEP7QObjectiP11QThreadData
(libQt5Core.so.5 + 0x2b4681)
                #37 0x00007f86b7b0a153 n/a (libQt5Core.so.5 + 0x30a153)
                #38 0x00007f86b571e7a9 g_main_context_dispatch
(libglib-2.0.so.0 + 0x547a9)
                #39 0x00007f86b571ea38 n/a (libglib-2.0.so.0 + 0x54a38)
                #40 0x00007f86b571eacc g_main_context_iteration
(libglib-2.0.so.0 + 0x54acc)
                #41 0x00007f86b7b09836
_ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE
(libQt5Core.so.5 + 0x309836)
                #42 0x00007f86b7ab017b
_ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 +
0x2b017b)
                #43 0x00007f86b7ab82d6 _ZN16QCoreApplication4execEv
(libQt5Core.so.5 + 0x2b82d6)
                #44 0x000055852cda5341 n/a (kalendar + 0x2e341)
                #45 0x00007f86b76461ca __libc_start_call_main (libc.so.6 +
0x271ca)
                #46 0x00007f86b7646285 __libc_start_main_impl (libc.so.6 +
0x27285)
                #47 0x000055852cda60c1 n/a (kalendar + 0x2f0c1)

                Stack trace of thread 50114:
                #0  0x00007f86b771b05f __GI___poll (libc.so.6 + 0xfc05f)
                #1  0x00007f86b5562cd6 n/a (libQt5WaylandClient.so.5 + 0x7acd6)
                #2  0x00007f86b78cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
                #3  0x00007f86b76a8044 start_thread (libc.so.6 + 0x89044)
                #4  0x00007f86b772861c __clone3 (libc.so.6 + 0x10961c)

                Stack trace of thread 50113:
                #0  0x00007f86b76a4da6 __futex_abstimed_wait_common64
(libc.so.6 + 0x85da6)
                #1  0x00007f86b76a7468 __pthread_cond_wait_common (libc.so.6 +
0x88468)
                #2  0x00007f86b78d1a2b
_ZN14QWaitCondition4waitEP6QMutex14QDeadlineTimer (libQt5Core.so.5 + 0xd1a2b)
                #3  0x00007f86b5562c7f n/a (libQt5WaylandClient.so.5 + 0x7ac7f)
                #4  0x00007f86b78cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
                #5  0x00007f86b76a8044 start_thread (libc.so.6 + 0x89044)
                #6  0x00007f86b772861c __clone3 (libc.so.6 + 0x10961c)

                Stack trace of thread 50115:
                #0  0x00007f86b76a4da6 __futex_abstimed_wait_common64
(libc.so.6 + 0x85da6)
                #1  0x00007f86b76a7468 __pthread_cond_wait_common (libc.so.6 +
0x88468)
                #2  0x00007f86a9d0c059 n/a (iris_dri.so + 0x10c059)
                #3  0x00007f86a9cbe17b n/a (iris_dri.so + 0xbe17b)
                #4  0x00007f86a9d0bf97 n/a (iris_dri.so + 0x10bf97)
                #5  0x00007f86b76a8044 start_thread (libc.so.6 + 0x89044)
                #6  0x00007f86b772861c __clone3 (libc.so.6 + 0x10961c)

                Stack trace of thread 50116:
                #0  0x00007f86b76a4da6 __futex_abstimed_wait_common64
(libc.so.6 + 0x85da6)
                #1  0x00007f86b76a7468 __pthread_cond_wait_common (libc.so.6 +
0x88468)
                #2  0x00007f86a9d0c059 n/a (iris_dri.so + 0x10c059)
                #3  0x00007f86a9cbe17b n/a (iris_dri.so + 0xbe17b)
                #4  0x00007f86a9d0bf97 n/a (iris_dri.so + 0x10bf97)
                #5  0x00007f86b76a8044 start_thread (libc.so.6 + 0x89044)
                #6  0x00007f86b772861c __clone3 (libc.so.6 + 0x10961c)

                Stack trace of thread 50118:
                #0  0x00007f86b76a4da6 __futex_abstimed_wait_common64
(libc.so.6 + 0x85da6)
                #1  0x00007f86b76a7468 __pthread_cond_wait_common (libc.so.6 +
0x88468)
                #2  0x00007f86a9d0c059 n/a (iris_dri.so + 0x10c059)
                #3  0x00007f86a9cbe17b n/a (iris_dri.so + 0xbe17b)
                #4  0x00007f86a9d0bf97 n/a (iris_dri.so + 0x10bf97)
                #5  0x00007f86b76a8044 start_thread (libc.so.6 + 0x89044)
                #6  0x00007f86b772861c __clone3 (libc.so.6 + 0x10961c)

                Stack trace of thread 50122:
                #0  0x00007f86b76a4da6 __futex_abstimed_wait_common64
(libc.so.6 + 0x85da6)
                #1  0x00007f86b76a7468 __pthread_cond_wait_common (libc.so.6 +
0x88468)
                #2  0x00007f86a9d0c059 n/a (iris_dri.so + 0x10c059)
                #3  0x00007f86a9cbe17b n/a (iris_dri.so + 0xbe17b)
                #4  0x00007f86a9d0bf97 n/a (iris_dri.so + 0x10bf97)
                #5  0x00007f86b76a8044 start_thread (libc.so.6 + 0x89044)
                #6  0x00007f86b772861c __clone3 (libc.so.6 + 0x10961c)

                Stack trace of thread 50123:
                #0  0x00007f86b771b05f __GI___poll (libc.so.6 + 0xfc05f)
                #1  0x00007f86b571e9ae n/a (libglib-2.0.so.0 + 0x549ae)
                #2  0x00007f86b571eacc g_main_context_iteration
(libglib-2.0.so.0 + 0x54acc)
                #3  0x00007f86b7b09836
_ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE
(libQt5Core.so.5 + 0x309836)
                #4  0x00007f86b7ab017b
_ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 +
0x2b017b)
                #5  0x00007f86b78cab87 _ZN7QThread4execEv (libQt5Core.so.5 +
0xcab87)
                #6  0x00007f86b78cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
                #7  0x00007f86b76a8044 start_thread (libc.so.6 + 0x89044)
                #8  0x00007f86b772861c __clone3 (libc.so.6 + 0x10961c)

                Stack trace of thread 50124:
                #0  0x00007f86b771b05f __GI___poll (libc.so.6 + 0xfc05f)
                #1  0x00007f86b571e9ae n/a (libglib-2.0.so.0 + 0x549ae)
                #2  0x00007f86b571eacc g_main_context_iteration
(libglib-2.0.so.0 + 0x54acc)
                #3  0x00007f86b7b09836
_ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE
(libQt5Core.so.5 + 0x309836)
                #4  0x00007f86b7ab017b
_ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 +
0x2b017b)
                #5  0x00007f86b78cab87 _ZN7QThread4execEv (libQt5Core.so.5 +
0xcab87)
                #6  0x00007f86b78cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
                #7  0x00007f86b76a8044 start_thread (libc.so.6 + 0x89044)
                #8  0x00007f86b772861c __clone3 (libc.so.6 + 0x10961c)

                Stack trace of thread 50128:
                #0  0x00007f86b771b05f __GI___poll (libc.so.6 + 0xfc05f)
                #1  0x00007f86b571e9ae n/a (libglib-2.0.so.0 + 0x549ae)
                #2  0x00007f86b571eacc g_main_context_iteration
(libglib-2.0.so.0 + 0x54acc)
                #3  0x00007f86b7b09836
_ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE
(libQt5Core.so.5 + 0x309836)
                #4  0x00007f86b7ab017b
_ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 +
0x2b017b)
                #5  0x00007f86b78cab87 _ZN7QThread4execEv (libQt5Core.so.5 +
0xcab87)
                #6  0x00007f86b78cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
                #7  0x00007f86b76a8044 start_thread (libc.so.6 + 0x89044)
                #8  0x00007f86b772861c __clone3 (libc.so.6 + 0x10961c)

                Stack trace of thread 50130:
                #0  0x00007f86b76a4da6 __futex_abstimed_wait_common64
(libc.so.6 + 0x85da6)
                #1  0x00007f86b76a7468 __pthread_cond_wait_common (libc.so.6 +
0x88468)
                #2  0x00007f86a9d0c059 n/a (iris_dri.so + 0x10c059)
                #3  0x00007f86a9cbe17b n/a (iris_dri.so + 0xbe17b)
                #4  0x00007f86a9d0bf97 n/a (iris_dri.so + 0x10bf97)
                #5  0x00007f86b76a8044 start_thread (libc.so.6 + 0x89044)
                #6  0x00007f86b772861c __clone3 (libc.so.6 + 0x10961c)

                Stack trace of thread 50117:
                #0  0x00007f86b76a4da6 __futex_abstimed_wait_common64
(libc.so.6 + 0x85da6)
                #1  0x00007f86b76a7468 __pthread_cond_wait_common (libc.so.6 +
0x88468)
                #2  0x00007f86a9d0c059 n/a (iris_dri.so + 0x10c059)
                #3  0x00007f86a9cbe17b n/a (iris_dri.so + 0xbe17b)
                #4  0x00007f86a9d0bf97 n/a (iris_dri.so + 0x10bf97)
                #5  0x00007f86b76a8044 start_thread (libc.so.6 + 0x89044)
                #6  0x00007f86b772861c __clone3 (libc.so.6 + 0x10961c)

                Stack trace of thread 50121:
                #0  0x00007f86b76a4da6 __futex_abstimed_wait_common64
(libc.so.6 + 0x85da6)
                #1  0x00007f86b76a7468 __pthread_cond_wait_common (libc.so.6 +
0x88468)
                #2  0x00007f86a9d0c059 n/a (iris_dri.so + 0x10c059)
                #3  0x00007f86a9cbe17b n/a (iris_dri.so + 0xbe17b)
                #4  0x00007f86a9d0bf97 n/a (iris_dri.so + 0x10bf97)
                #5  0x00007f86b76a8044 start_thread (libc.so.6 + 0x89044)
                #6  0x00007f86b772861c __clone3 (libc.so.6 + 0x10961c)

                Stack trace of thread 50112:
                #0  0x00007f86b771b05f __GI___poll (libc.so.6 + 0xfc05f)
                #1  0x00007f86b571e9ae n/a (libglib-2.0.so.0 + 0x549ae)
                #2  0x00007f86b571eacc g_main_context_iteration
(libglib-2.0.so.0 + 0x54acc)
                #3  0x00007f86b7b09836
_ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE
(libQt5Core.so.5 + 0x309836)
                #4  0x00007f86b7ab017b
_ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 +
0x2b017b)
                #5  0x00007f86b78cab87 _ZN7QThread4execEv (libQt5Core.so.5 +
0xcab87)
                #6  0x00007f86b9984487 n/a (libQt5DBus.so.5 + 0x17487)
                #7  0x00007f86b78cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
                #8  0x00007f86b76a8044 start_thread (libc.so.6 + 0x89044)
                #9  0x00007f86b772861c __clone3 (libc.so.6 + 0x10961c)

                Stack trace of thread 50127:
                #0  0x00007f86b771b05f __GI___poll (libc.so.6 + 0xfc05f)
                #1  0x00007f86b571e9ae n/a (libglib-2.0.so.0 + 0x549ae)
                #2  0x00007f86b571eacc g_main_context_iteration
(libglib-2.0.so.0 + 0x54acc)
                #3  0x00007f86b7b09836
_ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE
(libQt5Core.so.5 + 0x309836)
                #4  0x00007f86b7ab017b
_ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 +
0x2b017b)
                #5  0x00007f86b78cab87 _ZN7QThread4execEv (libQt5Core.so.5 +
0xcab87)
                #6  0x00007f86b9128555 n/a (libQt5Qml.so.5 + 0x328555)
                #7  0x00007f86b78cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
                #8  0x00007f86b76a8044 start_thread (libc.so.6 + 0x89044)
                #9  0x00007f86b772861c __clone3 (libc.so.6 + 0x10961c)

                Stack trace of thread 50132:
                #0  0x00007f86b76a4da6 __futex_abstimed_wait_common64
(libc.so.6 + 0x85da6)
                #1  0x00007f86b76a7468 __pthread_cond_wait_common (libc.so.6 +
0x88468)
                #2  0x00007f86b78d1a2b
_ZN14QWaitCondition4waitEP6QMutex14QDeadlineTimer (libQt5Core.so.5 + 0xd1a2b)
                #3  0x00007f86b9608085 n/a (libQt5Quick.so.5 + 0x208085)
                #4  0x00007f86b960a4b1 n/a (libQt5Quick.so.5 + 0x20a4b1)
                #5  0x00007f86b78cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
                #6  0x00007f86b76a8044 start_thread (libc.so.6 + 0x89044)
                #7  0x00007f86b772861c __clone3 (libc.so.6 + 0x10961c)

                Stack trace of thread 50131:
                #0  0x00007f86b76a4da6 __futex_abstimed_wait_common64
(libc.so.6 + 0x85da6)
                #1  0x00007f86b76a7468 __pthread_cond_wait_common (libc.so.6 +
0x88468)
                #2  0x00007f86a9d0c059 n/a (iris_dri.so + 0x10c059)
                #3  0x00007f86a9cbe17b n/a (iris_dri.so + 0xbe17b)
                #4  0x00007f86a9d0bf97 n/a (iris_dri.so + 0x10bf97)
                #5  0x00007f86b76a8044 start_thread (libc.so.6 + 0x89044)
                #6  0x00007f86b772861c __clone3 (libc.so.6 + 0x10961c)

                Stack trace of thread 50133:
                #0  0x00007f86b771b05f __GI___poll (libc.so.6 + 0xfc05f)
                #1  0x00007f86b571e9ae n/a (libglib-2.0.so.0 + 0x549ae)
                #2  0x00007f86b571eacc g_main_context_iteration
(libglib-2.0.so.0 + 0x54acc)
                #3  0x00007f86b7b09836
_ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE
(libQt5Core.so.5 + 0x309836)
                #4  0x00007f86b7ab017b
_ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt5Core.so.5 +
0x2b017b)
                #5  0x00007f86b78cab87 _ZN7QThread4execEv (libQt5Core.so.5 +
0xcab87)
                #6  0x00007f86b78cbd43 n/a (libQt5Core.so.5 + 0xcbd43)
                #7  0x00007f86b76a8044 start_thread (libc.so.6 + 0x89044)
                #8  0x00007f86b772861c __clone3 (libc.so.6 + 0x10961c)
                ELF object binary architecture: AMD x86-64

[New LWP 50111]
[New LWP 50114]
[New LWP 50113]
[New LWP 50115]
[New LWP 50116]
[New LWP 50118]
[New LWP 50122]
[New LWP 50123]
[New LWP 50124]
[New LWP 50128]
[New LWP 50130]
[New LWP 50117]
[New LWP 50121]
[New LWP 50112]
[New LWP 50127]
[New LWP 50132]
[New LWP 50131]
[New LWP 50133]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
Core was generated by `/usr/bin/kalendar'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0  __pthread_kill_implementation (threadid=<optimized out>,
signo=signo@entry=11, no_tid=no_tid@entry=0) at ./nptl/pthread_kill.c:44
[Current thread is 1 (Thread 0x7f86b22929c0 (LWP 50111))]
[Current thread is 13 (Thread 0x7f86a1ffb6c0 (LWP 50121))]

Thread 18 (Thread 0x7f864e93c6c0 (LWP 50133)):
#0  0x00007f86b771b05f in __GI___poll (fds=0x7f86440025e0, nfds=1,
timeout=9998) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f86b571e9ae in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f86b571eacc in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f86b7b09836 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f86b7ab017b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f86b78cab87 in QThread::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f86b78cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f86b76a8044 in start_thread (arg=<optimized out>) at
./nptl/pthread_create.c:442
#8  0x00007f86b772861c in clone3 () at
../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 17 (Thread 0x7f865effd6c0 (LWP 50131)):
#0  __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0,
op=393, expected=0, futex_word=0x55852fdd8680) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (futex_word=futex_word@entry=0x55852fdd8680,
expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0,
private=private@entry=0, cancel=cancel@entry=true) at
./nptl/futex-internal.c:87
#2  0x00007f86b76a4e0b in __GI___futex_abstimed_wait_cancelable64
(futex_word=futex_word@entry=0x55852fdd8680, expected=expected@entry=0,
clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at
./nptl/futex-internal.c:139
#3  0x00007f86b76a7468 in __pthread_cond_wait_common (abstime=0x0, clockid=0,
mutex=0x55852fdd8630, cond=0x55852fdd8658) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0x55852fdd8658, mutex=0x55852fdd8630) at
./nptl/pthread_cond_wait.c:618
#5  0x00007f86a9d0c059 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#6  0x00007f86a9cbe17b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#7  0x00007f86a9d0bf97 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#8  0x00007f86b76a8044 in start_thread (arg=<optimized out>) at
./nptl/pthread_create.c:442
#9  0x00007f86b772861c in clone3 () at
../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 16 (Thread 0x7f865e7fc6c0 (LWP 50132)):
#0  __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0,
op=393, expected=0, futex_word=0x55852e6472d4) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (futex_word=futex_word@entry=0x55852e6472d4,
expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0,
private=private@entry=0, cancel=cancel@entry=true) at
./nptl/futex-internal.c:87
#2  0x00007f86b76a4e0b in __GI___futex_abstimed_wait_cancelable64
(futex_word=futex_word@entry=0x55852e6472d4, expected=expected@entry=0,
clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at
./nptl/futex-internal.c:139
#3  0x00007f86b76a7468 in __pthread_cond_wait_common (abstime=0x0, clockid=0,
mutex=0x55852e647280, cond=0x55852e6472a8) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0x55852e6472a8, mutex=0x55852e647280) at
./nptl/pthread_cond_wait.c:618
#5  0x00007f86b78d1a2b in QWaitCondition::wait(QMutex*, QDeadlineTimer) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f86b9608085 in ?? () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
#7  0x00007f86b960a4b1 in ?? () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
#8  0x00007f86b78cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f86b76a8044 in start_thread (arg=<optimized out>) at
./nptl/pthread_create.c:442
#10 0x00007f86b772861c in clone3 () at
../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 15 (Thread 0x7f86777fe6c0 (LWP 50127)):
#0  0x00007f86b771b05f in __GI___poll (fds=0x7f86680025e0, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f86b571e9ae in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f86b571eacc in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f86b7b09836 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f86b7ab017b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f86b78cab87 in QThread::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f86b9128555 in ?? () from /lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f86b78cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f86b76a8044 in start_thread (arg=<optimized out>) at
./nptl/pthread_create.c:442
#9  0x00007f86b772861c in clone3 () at
../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 14 (Thread 0x7f86b19ff6c0 (LWP 50112)):
#0  0x00007f86b771b05f in __GI___poll (fds=0x7f86ac01f6d0, nfds=4, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f86b571e9ae in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f86b571eacc in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f86b7b09836 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f86b7ab017b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f86b78cab87 in QThread::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f86b9984487 in ?? () from /lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007f86b78cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f86b76a8044 in start_thread (arg=<optimized out>) at
./nptl/pthread_create.c:442
#9  0x00007f86b772861c in clone3 () at
../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 13 (Thread 0x7f86a1ffb6c0 (LWP 50121)):
#0  __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0,
op=393, expected=0, futex_word=0x55852e17f6f0) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (futex_word=futex_word@entry=0x55852e17f6f0,
expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0,
private=private@entry=0, cancel=cancel@entry=true) at
./nptl/futex-internal.c:87
#2  0x00007f86b76a4e0b in __GI___futex_abstimed_wait_cancelable64
(futex_word=futex_word@entry=0x55852e17f6f0, expected=expected@entry=0,
clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at
./nptl/futex-internal.c:139
#3  0x00007f86b76a7468 in __pthread_cond_wait_common (abstime=0x0, clockid=0,
mutex=0x55852e17f6a0, cond=0x55852e17f6c8) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0x55852e17f6c8, mutex=0x55852e17f6a0) at
./nptl/pthread_cond_wait.c:618
#5  0x00007f86a9d0c059 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#6  0x00007f86a9cbe17b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#7  0x00007f86a9d0bf97 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#8  0x00007f86b76a8044 in start_thread (arg=<optimized out>) at
./nptl/pthread_create.c:442
#9  0x00007f86b772861c in clone3 () at
../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 12 (Thread 0x7f86a2ffd6c0 (LWP 50117)):
#0  __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0,
op=393, expected=0, futex_word=0x55852e0cce50) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (futex_word=futex_word@entry=0x55852e0cce50,
expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0,
private=private@entry=0, cancel=cancel@entry=true) at
./nptl/futex-internal.c:87
#2  0x00007f86b76a4e0b in __GI___futex_abstimed_wait_cancelable64
(futex_word=futex_word@entry=0x55852e0cce50, expected=expected@entry=0,
clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at
./nptl/futex-internal.c:139
#3  0x00007f86b76a7468 in __pthread_cond_wait_common (abstime=0x0, clockid=0,
mutex=0x55852e0cce00, cond=0x55852e0cce28) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0x55852e0cce28, mutex=0x55852e0cce00) at
./nptl/pthread_cond_wait.c:618
#5  0x00007f86a9d0c059 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#6  0x00007f86a9cbe17b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#7  0x00007f86a9d0bf97 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#8  0x00007f86b76a8044 in start_thread (arg=<optimized out>) at
./nptl/pthread_create.c:442
#9  0x00007f86b772861c in clone3 () at
../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 11 (Thread 0x7f865f7fe6c0 (LWP 50130)):
#0  __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0,
op=393, expected=0, futex_word=0x55852fd62410) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (futex_word=futex_word@entry=0x55852fd62410,
expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0,
private=private@entry=0, cancel=cancel@entry=true) at
./nptl/futex-internal.c:87
#2  0x00007f86b76a4e0b in __GI___futex_abstimed_wait_cancelable64
(futex_word=futex_word@entry=0x55852fd62410, expected=expected@entry=0,
clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at
./nptl/futex-internal.c:139
#3  0x00007f86b76a7468 in __pthread_cond_wait_common (abstime=0x0, clockid=0,
mutex=0x55852fd623c0, cond=0x55852fd623e8) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0x55852fd623e8, mutex=0x55852fd623c0) at
./nptl/pthread_cond_wait.c:618
#5  0x00007f86a9d0c059 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#6  0x00007f86a9cbe17b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#7  0x00007f86a9d0bf97 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#8  0x00007f86b76a8044 in start_thread (arg=<optimized out>) at
./nptl/pthread_create.c:442
#9  0x00007f86b772861c in clone3 () at
../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 10 (Thread 0x7f865ffff6c0 (LWP 50128)):
#0  0x00007f86b771b05f in __GI___poll (fds=0x7f86580029e0, nfds=3, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f86b571e9ae in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f86b571eacc in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f86b7b09836 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f86b7ab017b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f86b78cab87 in QThread::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f86b78cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f86b76a8044 in start_thread (arg=<optimized out>) at
./nptl/pthread_create.c:442
#8  0x00007f86b772861c in clone3 () at
../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 9 (Thread 0x7f8677fff6c0 (LWP 50124)):
#0  0x00007f86b771b05f in __GI___poll (fds=0x7f867004aac0, nfds=4, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f86b571e9ae in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f86b571eacc in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f86b7b09836 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f86b7ab017b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f86b78cab87 in QThread::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f86b78cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f86b76a8044 in start_thread (arg=<optimized out>) at
./nptl/pthread_create.c:442
#8  0x00007f86b772861c in clone3 () at
../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 8 (Thread 0x7f8694dff6c0 (LWP 50123)):
#0  0x00007f86b771b05f in __GI___poll (fds=0x7f867c0029e0, nfds=3, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f86b571e9ae in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f86b571eacc in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f86b7b09836 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f86b7ab017b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f86b78cab87 in QThread::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f86b78cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f86b76a8044 in start_thread (arg=<optimized out>) at
./nptl/pthread_create.c:442
#8  0x00007f86b772861c in clone3 () at
../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 7 (Thread 0x7f86a17fa6c0 (LWP 50122)):
#0  __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0,
op=393, expected=0, futex_word=0x55852e1f5960) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (futex_word=futex_word@entry=0x55852e1f5960,
expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0,
private=private@entry=0, cancel=cancel@entry=true) at
./nptl/futex-internal.c:87
#2  0x00007f86b76a4e0b in __GI___futex_abstimed_wait_cancelable64
(futex_word=futex_word@entry=0x55852e1f5960, expected=expected@entry=0,
clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at
./nptl/futex-internal.c:139
#3  0x00007f86b76a7468 in __pthread_cond_wait_common (abstime=0x0, clockid=0,
mutex=0x55852e1f5910, cond=0x55852e1f5938) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0x55852e1f5938, mutex=0x55852e1f5910) at
./nptl/pthread_cond_wait.c:618
#5  0x00007f86a9d0c059 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#6  0x00007f86a9cbe17b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#7  0x00007f86a9d0bf97 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#8  0x00007f86b76a8044 in start_thread (arg=<optimized out>) at
./nptl/pthread_create.c:442
#9  0x00007f86b772861c in clone3 () at
../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 6 (Thread 0x7f86a27fc6c0 (LWP 50118)):
#0  __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0,
op=393, expected=0, futex_word=0x55852e0cce50) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (futex_word=futex_word@entry=0x55852e0cce50,
expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0,
private=private@entry=0, cancel=cancel@entry=true) at
./nptl/futex-internal.c:87
#2  0x00007f86b76a4e0b in __GI___futex_abstimed_wait_cancelable64
(futex_word=futex_word@entry=0x55852e0cce50, expected=expected@entry=0,
clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at
./nptl/futex-internal.c:139
#3  0x00007f86b76a7468 in __pthread_cond_wait_common (abstime=0x0, clockid=0,
mutex=0x55852e0cce00, cond=0x55852e0cce28) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0x55852e0cce28, mutex=0x55852e0cce00) at
./nptl/pthread_cond_wait.c:618
#5  0x00007f86a9d0c059 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#6  0x00007f86a9cbe17b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#7  0x00007f86a9d0bf97 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#8  0x00007f86b76a8044 in start_thread (arg=<optimized out>) at
./nptl/pthread_create.c:442
#9  0x00007f86b772861c in clone3 () at
../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 5 (Thread 0x7f86a37fe6c0 (LWP 50116)):
#0  __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0,
op=393, expected=0, futex_word=0x55852e0cce50) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (futex_word=futex_word@entry=0x55852e0cce50,
expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0,
private=private@entry=0, cancel=cancel@entry=true) at
./nptl/futex-internal.c:87
#2  0x00007f86b76a4e0b in __GI___futex_abstimed_wait_cancelable64
(futex_word=futex_word@entry=0x55852e0cce50, expected=expected@entry=0,
clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at
./nptl/futex-internal.c:139
#3  0x00007f86b76a7468 in __pthread_cond_wait_common (abstime=0x0, clockid=0,
mutex=0x55852e0cce00, cond=0x55852e0cce28) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0x55852e0cce28, mutex=0x55852e0cce00) at
./nptl/pthread_cond_wait.c:618
#5  0x00007f86a9d0c059 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#6  0x00007f86a9cbe17b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#7  0x00007f86a9d0bf97 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#8  0x00007f86b76a8044 in start_thread (arg=<optimized out>) at
./nptl/pthread_create.c:442
#9  0x00007f86b772861c in clone3 () at
../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 4 (Thread 0x7f86a3fff6c0 (LWP 50115)):
#0  __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0,
op=393, expected=0, futex_word=0x55852e0d4fa8) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (futex_word=futex_word@entry=0x55852e0d4fa8,
expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0,
private=private@entry=0, cancel=cancel@entry=true) at
./nptl/futex-internal.c:87
#2  0x00007f86b76a4e0b in __GI___futex_abstimed_wait_cancelable64
(futex_word=futex_word@entry=0x55852e0d4fa8, expected=expected@entry=0,
clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at
./nptl/futex-internal.c:139
#3  0x00007f86b76a7468 in __pthread_cond_wait_common (abstime=0x0, clockid=0,
mutex=0x55852e0d4f58, cond=0x55852e0d4f80) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0x55852e0d4f80, mutex=0x55852e0d4f58) at
./nptl/pthread_cond_wait.c:618
#5  0x00007f86a9d0c059 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#6  0x00007f86a9cbe17b in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#7  0x00007f86a9d0bf97 in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#8  0x00007f86b76a8044 in start_thread (arg=<optimized out>) at
./nptl/pthread_create.c:442
#9  0x00007f86b772861c in clone3 () at
../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 3 (Thread 0x7f86b0f396c0 (LWP 50113)):
#0  __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0,
op=393, expected=0, futex_word=0x55852e0411c4) at ./nptl/futex-internal.c:57
#1  __futex_abstimed_wait_common (futex_word=futex_word@entry=0x55852e0411c4,
expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0,
private=private@entry=0, cancel=cancel@entry=true) at
./nptl/futex-internal.c:87
#2  0x00007f86b76a4e0b in __GI___futex_abstimed_wait_cancelable64
(futex_word=futex_word@entry=0x55852e0411c4, expected=expected@entry=0,
clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at
./nptl/futex-internal.c:139
#3  0x00007f86b76a7468 in __pthread_cond_wait_common (abstime=0x0, clockid=0,
mutex=0x55852e041170, cond=0x55852e041198) at ./nptl/pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0x55852e041198, mutex=0x55852e041170) at
./nptl/pthread_cond_wait.c:618
#5  0x00007f86b78d1a2b in QWaitCondition::wait(QMutex*, QDeadlineTimer) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f86b5562c7f in ?? () from
/lib/x86_64-linux-gnu/libQt5WaylandClient.so.5
#7  0x00007f86b78cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f86b76a8044 in start_thread (arg=<optimized out>) at
./nptl/pthread_create.c:442
#9  0x00007f86b772861c in clone3 () at
../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 2 (Thread 0x7f86abfff6c0 (LWP 50114)):
#0  0x00007f86b771b05f in __GI___poll (fds=0x7f86abffebb0, nfds=2, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f86b5562cd6 in ?? () from
/lib/x86_64-linux-gnu/libQt5WaylandClient.so.5
#2  0x00007f86b78cbd43 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f86b76a8044 in start_thread (arg=<optimized out>) at
./nptl/pthread_create.c:442
#4  0x00007f86b772861c in clone3 () at
../sysdeps/unix/sysv/linux/x86_64/clone3.S:81

Thread 1 (Thread 0x7f86b22929c0 (LWP 50111)):
[KCrash Handler]
#5  0x00007f86b7996bd0 in QDateTime::operator=(QDateTime const&) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x000055852cdd4b56 in ?? ()
#7  0x00007f86b7ae8f4f in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f86b7a4bb1c in QAbstractItemModel::dataChanged(QModelIndex const&,
QModelIndex const&, QVector<int> const&) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f86b7a867c5 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f86b7ae8f7c in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f86b7a4bb1c in QAbstractItemModel::dataChanged(QModelIndex const&,
QModelIndex const&, QVector<int> const&) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007f86b7a867c5 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#13 0x00007f86b7ae8f7c in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#14 0x00007f86b7a4bb1c in QAbstractItemModel::dataChanged(QModelIndex const&,
QModelIndex const&, QVector<int> const&) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#15 0x00007f86b7a867c5 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#16 0x00007f86b7ae8f7c in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#17 0x00007f86b7a4bb1c in QAbstractItemModel::dataChanged(QModelIndex const&,
QModelIndex const&, QVector<int> const&) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#18 0x00007f86b9ded703 in ?? () from
/lib/x86_64-linux-gnu/libKF5ItemModels.so.5
#19 0x00007f86b9deef76 in ?? () from
/lib/x86_64-linux-gnu/libKF5ItemModels.so.5
#20 0x00007f86b7ae8f4f in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#21 0x00007f86b7a4bb1c in QAbstractItemModel::dataChanged(QModelIndex const&,
QModelIndex const&, QVector<int> const&) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#22 0x00007f86ba18714d in
Akonadi::EntityTreeModelPrivate::dataChanged(QModelIndex const&, QModelIndex
const&) () from /lib/x86_64-linux-gnu/libKF5AkonadiCore.so.5abi2
#23 0x00007f86ba18fa19 in
Akonadi::EntityTreeModelPrivate::monitoredItemChanged(Akonadi::Item const&,
QSet<QByteArray> const&) () from
/lib/x86_64-linux-gnu/libKF5AkonadiCore.so.5abi2
#24 0x00007f86b7ae8f7c in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#25 0x00007f86ba0de497 in Akonadi::Monitor::itemChanged(Akonadi::Item const&,
QSet<QByteArray> const&) () from
/lib/x86_64-linux-gnu/libKF5AkonadiCore.so.5abi2
#26 0x00007f86ba0ef457 in
Akonadi::MonitorPrivate::emitItemsNotification(Akonadi::Protocol::ItemChangeNotification
const&, QVector<Akonadi::Item> const&, Akonadi::Collection const&,
Akonadi::Collection const&) () from
/lib/x86_64-linux-gnu/libKF5AkonadiCore.so.5abi2
#27 0x00007f86ba0f03dc in
Akonadi::MonitorPrivate::emitNotification(QSharedPointer<Akonadi::Protocol::ChangeNotification>
const&) () from /lib/x86_64-linux-gnu/libKF5AkonadiCore.so.5abi2
#28 0x00007f86ba0edb19 in Akonadi::MonitorPrivate::flushPipeline() () from
/lib/x86_64-linux-gnu/libKF5AkonadiCore.so.5abi2
#29 0x00007f86ba0edf29 in Akonadi::MonitorPrivate::dataAvailable() () from
/lib/x86_64-linux-gnu/libKF5AkonadiCore.so.5abi2
#30 0x00007f86b7ae8f4f in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#31 0x00007f86b7ae8f7c in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#32 0x00007f86b93a1775 in KJob::result(KJob*, KJob::QPrivateSignal) () from
/lib/x86_64-linux-gnu/libKF5CoreAddons.so.5
#33 0x00007f86b93a2c5b in KJob::finishJob(bool) () from
/lib/x86_64-linux-gnu/libKF5CoreAddons.so.5
#34 0x00007f86b7add6f0 in QObject::event(QEvent*) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#35 0x00007f86b8762fae in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#36 0x00007f86b7ab16f8 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() from /lib/x86_64-linux-gnu/libQt5Core.so.5
#37 0x00007f86b7ab4681 in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#38 0x00007f86b7b0a153 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#39 0x00007f86b571e7a9 in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#40 0x00007f86b571ea38 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#41 0x00007f86b571eacc in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#42 0x00007f86b7b09836 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#43 0x00007f86b7ab017b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#44 0x00007f86b7ab82d6 in QCoreApplication::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#45 0x000055852cda5341 in ?? ()
#46 0x00007f86b76461ca in __libc_start_call_main
(main=main@entry=0x55852cda3560, argc=argc@entry=1,
argv=argv@entry=0x7ffe38fe5138) at ../sysdeps/nptl/libc_start_call_main.h:58
#47 0x00007f86b7646285 in __libc_start_main_impl (main=0x55852cda3560, argc=1,
argv=0x7ffe38fe5138, init=<optimized out>, fini=<optimized out>,
rtld_fini=<optimized out>, stack_end=0x7ffe38fe5128) at ../csu/libc-start.c:360
#48 0x000055852cda60c1 in ?? ()

Reported using DrKonqi
This report was filed against 'kde' because the product 'kalendar' could not be
located in Bugzilla. Add it to drkonqi's mappings file!

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