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List: kde-panel-devel
Subject: Re: Review Request 121240: Port to new KScreen API
From: Aleix Pol <aleixpol () kde ! org>
Date: 2014-11-25 23:36:24
Message-ID: CACcA1RrrMC3XToZ_ti==y-1NB4-kLZyq7GQZZSp6c=0EyOgc3A () mail ! gmail ! com
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On Tue, Nov 25, 2014 at 9:13 PM, Luca Beltrame <lbeltrame@kde.org> wrote:
> In data martedì 25 novembre 2014 11:48:02, Daniel Vrátil ha scritto:
>
> > ShellCorona is not a public class, so nothing outside plasma-workspace
> needs
> > it, and the rest of plasma-workspace compiles just fine without it.
>
> Posting here for those who missed it in #plasma: this change makes
> plasmashell
> crash if kactivitymanagerd is running (because KScreen isn't done yet and
> yet
> kamd tries to access screenForContainment). The fault lies in
> kactivitymanagerd: I tried to look at the code but I couldn't find anything
> obvious.
>
> Can someone more knowledgeable have an insight of why this happens?
>
> This is the bt:
>
> Thread 1 (Thread 0x7f62be2477c0 (LWP 24141)):
> [KCrash Handler]
> #5 0x00007f62bd0f1dc4 in KScreen::Config::outputs() const () at
> /usr/lib64/libKF5Screen.so.5
> #6 0x000000000044e2a3 in
> ShellCorona::screenForContainment(Plasma::Containment const*) const ()
> #7 0x00007f62bc90a2df in Plasma::CoronaPrivate::importLayout(KConfigGroup
> const&, bool) (this=0x2639b20, conf=..., mergeConfig=mergeConfig@entry
> =false)
> at /usr/src/debug/plasma-framework-5.5.0git/src/plasma/corona.cpp:566
> #8 0x00007f62bc90a485 in Plasma::Corona::loadLayout(QString const&)
> (this=0x2664b80, configName=...) at /usr/src/debug/plasma-
> framework-5.5.0git/src/plasma/corona.cpp:161
> #9 0x0000000000455581 in ()
> #10 0x0000000000456b65 in ()
> #11 0x00007f62b883d3e1 in QMetaObject::activate(QObject*, int, int,
> void**) ()
> at /usr/lib64/libQt5Core.so.5
> #12 0x00007f62bd3339b1 in
>
> KActivities::Consumer::serviceStatusChanged(KActivities::Consumer::ServiceStatus)
> () at /usr/lib64/libKF5Activities.so.5
> #13 0x00007f62b883d3e1 in QMetaObject::activate(QObject*, int, int,
> void**) ()
> at /usr/lib64/libQt5Core.so.5
> #14 0x00007f62bd333921 in () at /usr/lib64/libKF5Activities.so.5
> #15 0x00007f62bd32e0b0 in () at /usr/lib64/libKF5Activities.so.5
> #16 0x00007f62bd32f827 in () at /usr/lib64/libKF5Activities.so.5
> #17 0x00007f62bd32d932 in () at /usr/lib64/libKF5Activities.so.5
> #18 0x00007f62bd3341a4 in () at /usr/lib64/libKF5Activities.so.5
> #19 0x00007f62b883d3e1 in QMetaObject::activate(QObject*, int, int,
> void**) ()
> at /usr/lib64/libQt5Core.so.5
> #20 0x00007f62b95d1caf in
> QDBusPendingCallWatcher::finished(QDBusPendingCallWatcher*) () at
> /usr/lib64/libQt5DBus.so.5
> #21 0x00007f62b95d3337 in () at /usr/lib64/libQt5DBus.so.5
> #22 0x00007f62b883e1e6 in QObject::event(QEvent*) () at
> /usr/lib64/libQt5Core.so.5
> #23 0x00007f62b9b602ec in QApplicationPrivate::notify_helper(QObject*,
> QEvent*) () at /usr/lib64/libQt5Widgets.so.5
> #24 0x00007f62b9b65350 in QApplication::notify(QObject*, QEvent*) () at
> /usr/lib64/libQt5Widgets.so.5
> #25 0x00007f62b880db85 in QCoreApplication::notifyInternal(QObject*,
> QEvent*)
> () at /usr/lib64/libQt5Core.so.5
> #26 0x00007f62b880fa1f in
> QCoreApplicationPrivate::sendPostedEvents(QObject*,
> int, QThreadData*) () at /usr/lib64/libQt5Core.so.5
> #27 0x00007f62b88659f3 in () at /usr/lib64/libQt5Core.so.5
> #28 0x00007f62b46e6a04 in g_main_context_dispatch () at
> /usr/lib64/libglib-2.0.so.0
> #29 0x00007f62b46e6c48 in () at /usr/lib64/libglib-2.0.so.0
> #30 0x00007f62b46e6cec in g_main_context_iteration () at
> /usr/lib64/libglib-2.0.so.0
> #31 0x00007f62b8864e6c in
> QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
> ()
> at /usr/lib64/libQt5Core.so.5
> #32 0x00007f62b880baeb in
> QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
> /usr/lib64/libQt5Core.so.5
> #33 0x00007f62b8813156 in QCoreApplication::exec() () at
> /usr/lib64/libQt5Core.so.5
> #34 0x0000000000432024 in main ()
>
>
> --
> Luca Beltrame - KDE Forums team
> KDE Science supporter
> GPG key ID: 6E1A4E79
>
> _______________________________________________
> Plasma-devel mailing list
> Plasma-devel@kde.org
> https://mail.kde.org/mailman/listinfo/plasma-devel
>
>
I'm getting crashes too, investigating....
Aleix
[Attachment #5 (text/html)]
<div dir="ltr"><div class="gmail_extra"><div class="gmail_quote">On Tue, Nov 25, 2014 \
at 9:13 PM, Luca Beltrame <span dir="ltr"><<a href="mailto:lbeltrame@kde.org" \
target="_blank">lbeltrame@kde.org</a>></span> wrote:<br><blockquote \
class="gmail_quote" style="margin:0px 0px 0px \
0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex">In \
data martedì 25 novembre 2014 11:48:02, Daniel Vrátil ha scritto:<br> <span \
class=""><br> > ShellCorona is not a public class, so nothing outside \
plasma-workspace needs<br> > it, and the rest of plasma-workspace compiles just \
fine without it.<br> <br>
</span>Posting here for those who missed it in #plasma: this change makes \
plasmashell<br> crash if kactivitymanagerd is running (because KScreen isn't done \
yet and yet<br> kamd tries to access screenForContainment). The fault lies in<br>
kactivitymanagerd: I tried to look at the code but I couldn't find anything<br>
obvious.<br>
<br>
Can someone more knowledgeable have an insight of why this happens?<br>
<br>
This is the bt:<br>
<br>
Thread 1 (Thread 0x7f62be2477c0 (LWP 24141)):<br>
[KCrash Handler]<br>
#5 0x00007f62bd0f1dc4 in KScreen::Config::outputs() const () at<br>
/usr/lib64/libKF5Screen.so.5<br>
#6 0x000000000044e2a3 in<br>
ShellCorona::screenForContainment(Plasma::Containment const*) const ()<br>
#7 0x00007f62bc90a2df in Plasma::CoronaPrivate::importLayout(KConfigGroup<br>
const&, bool) (this=0x2639b20, conf=..., mergeConfig=mergeConfig@entry=false)<br>
at /usr/src/debug/plasma-framework-5.5.0git/src/plasma/corona.cpp:566<br>
#8 0x00007f62bc90a485 in Plasma::Corona::loadLayout(QString const&)<br>
(this=0x2664b80, configName=...) at /usr/src/debug/plasma-<br>
framework-5.5.0git/src/plasma/corona.cpp:161<br>
#9 0x0000000000455581 in ()<br>
#10 0x0000000000456b65 in ()<br>
#11 0x00007f62b883d3e1 in QMetaObject::activate(QObject*, int, int, void**) ()<br>
at /usr/lib64/libQt5Core.so.5<br>
#12 0x00007f62bd3339b1 in<br>
KActivities::Consumer::serviceStatusChanged(KActivities::Consumer::ServiceStatus)<br>
() at /usr/lib64/libKF5Activities.so.5<br>
#13 0x00007f62b883d3e1 in QMetaObject::activate(QObject*, int, int, void**) ()<br>
at /usr/lib64/libQt5Core.so.5<br>
#14 0x00007f62bd333921 in () at /usr/lib64/libKF5Activities.so.5<br>
#15 0x00007f62bd32e0b0 in () at /usr/lib64/libKF5Activities.so.5<br>
#16 0x00007f62bd32f827 in () at /usr/lib64/libKF5Activities.so.5<br>
#17 0x00007f62bd32d932 in () at /usr/lib64/libKF5Activities.so.5<br>
#18 0x00007f62bd3341a4 in () at /usr/lib64/libKF5Activities.so.5<br>
#19 0x00007f62b883d3e1 in QMetaObject::activate(QObject*, int, int, void**) ()<br>
at /usr/lib64/libQt5Core.so.5<br>
#20 0x00007f62b95d1caf in<br>
QDBusPendingCallWatcher::finished(QDBusPendingCallWatcher*) () at<br>
/usr/lib64/libQt5DBus.so.5<br>
#21 0x00007f62b95d3337 in () at /usr/lib64/libQt5DBus.so.5<br>
#22 0x00007f62b883e1e6 in QObject::event(QEvent*) () at<br>
/usr/lib64/libQt5Core.so.5<br>
#23 0x00007f62b9b602ec in QApplicationPrivate::notify_helper(QObject*,<br>
QEvent*) () at /usr/lib64/libQt5Widgets.so.5<br>
#24 0x00007f62b9b65350 in QApplication::notify(QObject*, QEvent*) () at<br>
/usr/lib64/libQt5Widgets.so.5<br>
#25 0x00007f62b880db85 in QCoreApplication::notifyInternal(QObject*, QEvent*)<br>
() at /usr/lib64/libQt5Core.so.5<br>
#26 0x00007f62b880fa1f in QCoreApplicationPrivate::sendPostedEvents(QObject*,<br>
int, QThreadData*) () at /usr/lib64/libQt5Core.so.5<br>
#27 0x00007f62b88659f3 in () at /usr/lib64/libQt5Core.so.5<br>
#28 0x00007f62b46e6a04 in g_main_context_dispatch () at<br>
/usr/lib64/libglib-2.0.so.0<br>
#29 0x00007f62b46e6c48 in () at /usr/lib64/libglib-2.0.so.0<br>
#30 0x00007f62b46e6cec in g_main_context_iteration () at<br>
/usr/lib64/libglib-2.0.so.0<br>
#31 0x00007f62b8864e6c in<br>
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) \
()<br> at /usr/lib64/libQt5Core.so.5<br>
#32 0x00007f62b880baeb in<br>
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at<br>
/usr/lib64/libQt5Core.so.5<br>
#33 0x00007f62b8813156 in QCoreApplication::exec() () at<br>
/usr/lib64/libQt5Core.so.5<br>
#34 0x0000000000432024 in main ()<br>
<span class=""><font color="#888888"><br>
<br>
--<br>
Luca Beltrame - KDE Forums team<br>
KDE Science supporter<br>
GPG key ID: 6E1A4E79<br>
</font></span><br>_______________________________________________<br>
Plasma-devel mailing list<br>
<a href="mailto:Plasma-devel@kde.org">Plasma-devel@kde.org</a><br>
<a href="https://mail.kde.org/mailman/listinfo/plasma-devel" \
target="_blank">https://mail.kde.org/mailman/listinfo/plasma-devel</a><br> \
<br></blockquote></div><br></div><div class="gmail_extra">I'm getting crashes \
too, investigating....<br></div><div class="gmail_extra"><br></div><div \
class="gmail_extra">Aleix</div></div>
_______________________________________________
Plasma-devel mailing list
Plasma-devel@kde.org
https://mail.kde.org/mailman/listinfo/plasma-devel
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