[kdelibs] [Bug 320619] New: kded crash on resume from sleep with low battery

Nick Leverton nick at leverton.org
Sun Jun 2 16:54:00 BST 2013 

https://bugs.kde.org/show_bug.cgi?id=320619

            Bug ID: 320619
           Summary: kded crash on resume from sleep with low battery
    Classification: Unclassified
           Product: kdelibs
           Version: unspecified
          Platform: Debian stable
                OS: Linux
            Status: UNCONFIRMED
          Severity: crash
          Priority: NOR
         Component: kded
          Assignee: unassigned-bugs at kde.org
          Reporter: nick at leverton.org

Application: kded4 ($Id$)
KDE Platform Version: 4.8.4 (4.8.4)
Qt Version: 4.8.2
Operating System: Linux 3.8-1-amd64 x86_64
Distribution: Debian GNU/Linux 7.0 (wheezy)

-- Information about the crash:
as in the suggested duplicate  kded crashed on resume with low battery status. 
i put the laptop to sleep when battery was approx 25%.  during sleep it dropped
below 20% and on resume had a red warning on the battery and kded crashed as
attached.

-- Backtrace:
Application: KDE Dæmon (kdeinit4), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f61e02b4760 (LWP 5107))]

Thread 3 (Thread 0x7f61c115d700 (LWP 5118)):
#0  0x00007f61ddaf3e33 in *__GI___poll (fds=<optimized out>, nfds=<optimized
out>, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f61dab07624 in g_main_context_poll (n_fds=1, fds=0x7f61bc002ff0,
timeout=-1, context=0x1fa3640, priority=<optimized out>) at
/tmp/buildd/glib2.0-2.33.12+really2.32.4/./glib/gmain.c:3440
#2  g_main_context_iterate (context=context at entry=0x1fa3640,
block=block at entry=1, dispatch=dispatch at entry=1, self=<error reading variable:
Unhandled dwarf expression opcode 0xfa>) at
/tmp/buildd/glib2.0-2.33.12+really2.32.4/./glib/gmain.c:3141
#3  0x00007f61dab07744 in g_main_context_iteration (context=0x1fa3640,
may_block=1) at /tmp/buildd/glib2.0-2.33.12+really2.32.4/./glib/gmain.c:3207
#4  0x00007f61def17296 in QEventDispatcherGlib::processEvents (this=0x208f570,
flags=...) at kernel/qeventdispatcher_glib.cpp:426
#5  0x00007f61deee78af in QEventLoop::processEvents
(this=this at entry=0x7f61c115ce10, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007f61deee7b38 in QEventLoop::exec (this=0x7f61c115ce10, flags=...) at
kernel/qeventloop.cpp:204
#7  0x00007f61dedead70 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:501
#8  0x00007f61deec81bf in QInotifyFileSystemWatcherEngine::run (this=0x20d67c0)
at io/qfilesystemwatcher_inotify.cpp:248
#9  0x00007f61dededd0b in QThreadPrivate::start (arg=0x20d67c0) at
thread/qthread_unix.cpp:307
#10 0x00007f61db5e6b50 in start_thread (arg=<optimized out>) at
pthread_create.c:304
#11 0x00007f61ddafea7d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f61bbcac700 (LWP 5187)):
#0  0x00007f61db5e9205 in __pthread_mutex_lock (mutex=0x2106c50) at
pthread_mutex_lock.c:92
#1  0x00007f61dab43421 in g_mutex_lock (mutex=mutex at entry=0x2106b90) at
/tmp/buildd/glib2.0-2.33.12+really2.32.4/./glib/gthread-posix.c:208
#2  0x00007f61dab06e69 in g_main_context_prepare
(context=context at entry=0x2106b90, priority=priority at entry=0x7f61bbcabe08) at
/tmp/buildd/glib2.0-2.33.12+really2.32.4/./glib/gmain.c:2838
#3  0x00007f61dab0754b in g_main_context_iterate (context=0x2106b90,
block=block at entry=1, dispatch=dispatch at entry=1, self=<error reading variable:
Unhandled dwarf expression opcode 0xfa>) at
/tmp/buildd/glib2.0-2.33.12+really2.32.4/./glib/gmain.c:3126
#4  0x00007f61dab07a82 in g_main_loop_run (loop=0x2106b40) at
/tmp/buildd/glib2.0-2.33.12+really2.32.4/./glib/gmain.c:3340
#5  0x00007f61bbd79a86 in gdbus_shared_thread_func (user_data=0x2106b60) at
/tmp/buildd/glib2.0-2.33.12+really2.32.4/./gio/gdbusprivate.c:277
#6  0x00007f61dab29f45 in g_thread_proxy (data=0x20f6b20) at
/tmp/buildd/glib2.0-2.33.12+really2.32.4/./glib/gthread.c:801
#7  0x00007f61db5e6b50 in start_thread (arg=<optimized out>) at
pthread_create.c:304
#8  0x00007f61ddafea7d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#9  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f61e02b4760 (LWP 5107)):
[KCrash Handler]
#6  0x0000000000000000 in ?? ()
#7  0x00007f61d610027f in Solid::Backends::UPower::Battery::slotChanged
(this=0x7f61bd4baad0) at
../../../solid/solid/backends/upower/upowerbattery.cpp:130
#8  0x00007f61deefe54f in QMetaObject::activate (sender=0x7f61bdaae700,
m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at
kernel/qobject.cpp:3547
#9  0x00007f61deefe54f in QMetaObject::activate (sender=0x7f61bdaae710,
m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff3a463f80) at
kernel/qobject.cpp:3547
#10 0x00007f61dc525261 in QDBusInterfacePrivate::metacall (this=0x7f61bdaabcb0,
c=<optimized out>, id=0, argv=0x7fff3a463f80) at qdbusinterface.cpp:278
#11 0x00007f61dc510c13 in QDBusConnectionPrivate::deliverCall (this=0x1eee190,
object=0x7f61bdaae710, msg=..., metaTypes=..., slotIdx=5) at
qdbusintegrator.cpp:947
#12 0x00007f61deefda2e in QObject::event (this=0x7f61bdaae710, e=<optimized
out>) at kernel/qobject.cpp:1195
#13 0x00007f61de29270c in QApplicationPrivate::notify_helper
(this=this at entry=0x1dbc320, receiver=receiver at entry=0x7f61bdaae710,
e=e at entry=0x425b0b0) at kernel/qapplication.cpp:4556
#14 0x00007f61de296b8a in QApplication::notify (this=0x7fff3a464b80,
receiver=0x7f61bdaae710, e=0x425b0b0) at kernel/qapplication.cpp:4417
#15 0x00007f61dfcb0886 in KApplication::notify (this=0x7fff3a464b80,
receiver=0x7f61bdaae710, event=0x425b0b0) at
../../kdeui/kernel/kapplication.cpp:311
#16 0x00007f61deee8b5e in QCoreApplication::notifyInternal
(this=0x7fff3a464b80, receiver=receiver at entry=0x7f61bdaae710,
event=event at entry=0x425b0b0) at kernel/qcoreapplication.cpp:915
#17 0x00007f61deeec9e1 in sendEvent (event=0x425b0b0, receiver=0x7f61bdaae710)
at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#18 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0,
data=0x1d162b0) at kernel/qcoreapplication.cpp:1539
#19 0x00007f61def170e3 in sendPostedEvents () at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#20 postEventSourceDispatch (s=s at entry=0x1dba940) at
kernel/qeventdispatcher_glib.cpp:279
#21 0x00007f61dab07355 in g_main_dispatch (context=0x1dbd440) at
/tmp/buildd/glib2.0-2.33.12+really2.32.4/./glib/gmain.c:2539
#22 g_main_context_dispatch (context=context at entry=0x1dbd440) at
/tmp/buildd/glib2.0-2.33.12+really2.32.4/./glib/gmain.c:3075
#23 0x00007f61dab07688 in g_main_context_iterate
(context=context at entry=0x1dbd440, block=block at entry=1,
dispatch=dispatch at entry=1, self=<error reading variable: Unhandled dwarf
expression opcode 0xfa>) at
/tmp/buildd/glib2.0-2.33.12+really2.32.4/./glib/gmain.c:3146
#24 0x00007f61dab07744 in g_main_context_iteration (context=0x1dbd440,
may_block=1) at /tmp/buildd/glib2.0-2.33.12+really2.32.4/./glib/gmain.c:3207
#25 0x00007f61def17276 in QEventDispatcherGlib::processEvents (this=0x1d17750,
flags=...) at kernel/qeventdispatcher_glib.cpp:424
#26 0x00007f61de33383e in QGuiEventDispatcherGlib::processEvents
(this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#27 0x00007f61deee78af in QEventLoop::processEvents
(this=this at entry=0x7fff3a464900, flags=...) at kernel/qeventloop.cpp:149
#28 0x00007f61deee7b38 in QEventLoop::exec (this=0x7fff3a464900, flags=...) at
kernel/qeventloop.cpp:204
#29 0x00007f61deeeccf8 in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:1187
#30 0x00007f61cb685a80 in kdemain (argc=1, argv=0x1d72310) at
../../kded/kded.cpp:924
#31 0x0000000000408a72 in launch (argc=argc at entry=1, _name=_name at entry=0x40b6b7
"kded4", args=args at entry=0x0, cwd=cwd at entry=0x0, envc=envc at entry=0,
envs=<optimized out>, envs at entry=0x0, reset_env=reset_env at entry=false,
tty=tty at entry=0x0, avoid_loops=avoid_loops at entry=false,
startup_id_str=startup_id_str at entry=0x40b53e "0") at ../../kinit/kinit.cpp:746
#32 0x0000000000405f69 in main (argc=4, argv=<optimized out>,
envp=0x7fff3a465590) at ../../kinit/kinit.cpp:1861

This bug may be a duplicate of or related to bug 320175.

Possible duplicates by query: bug 320175, bug 317733, bug 317171, bug 316366,
bug 315125.

Reported using DrKonqi

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