Bug 292453

Summary: crash on exit with active missingdeclaration assistant
Product: [Applications] kdevelop Reporter: wzab <wzab01>
Component: generalAssignee: kdevelop-bugs-null
Status: RESOLVED FIXED    
Severity: crash CC: christopherheiny, tomek-k
Priority: NOR    
Version: 4.2.3   
Target Milestone: 4.2.3   
Platform: Debian testing   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:

Description wzab 2012-01-26 11:50:34 UTC 
Application: kdevelop (4.2.3)
KDE Platform Version: 4.6.5 (4.6.5)
Qt Version: 4.7.3
Operating System: Linux 3.2.1 x86_64
Distribution: Debian GNU/Linux testing (wheezy)

-- Information about the crash:
- What I was doing when the application crashed:

I edited multiple .c and .h files. Then I exited the application. Kdevelop asked to save modified files, and I allowed it to do it.

The crash can be reproduced every time.

-- Backtrace:
Application: KDevelop (kdevelop), signal: Aborted
[Current thread is 1 (Thread 0x7ff7fd02d760 (LWP 7574))]

Thread 13 (Thread 0x7ff7e39a6700 (LWP 7575)):
#0  0x00007ff7fa1d7863 in *__GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007ff7f4f6b5d8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ff7f4f6be02 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ff7e8713dc6 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007ff7f4f907e6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007ff7f956db50 in start_thread (arg=<optimized out>) at pthread_create.c:304
#6  0x00007ff7fa1e24ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 12 (Thread 0x7ff7d752f700 (LWP 7576)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:216
#1  0x00007ff7fb50100e in wait (time=1000, this=0x25ce390) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x25ce040, time=1000) at thread/qwaitcondition_unix.cpp:160
#3  0x00007ff7f76bd8db in ?? () from /usr/lib/libkdevplatformlanguage.so.3
#4  0x00007ff7fb500c05 in QThreadPrivate::start (arg=0x25ce020) at thread/qthread_unix.cpp:320
#5  0x00007ff7f956db50 in start_thread (arg=<optimized out>) at pthread_create.c:304
#6  0x00007ff7fa1e24ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 11 (Thread 0x7ff7cc9e4700 (LWP 7579)):
#0  __lll_lock_wait_private () at ../nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:97
#1  0x00007ff7fa185f98 in _L_lock_9627 () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007ff7fa184381 in *__GI___libc_free (mem=0x7ff7fa48ce60) at malloc.c:3736
#3  0x00007ff7fb5fdfcb in cleanup (pointer=<optimized out>) at ../../include/QtCore/../../src/corelib/tools/qscopedpointer.h:62
#4  ~QScopedPointer (this=0x2e98e38, __in_chrg=<optimized out>) at ../../include/QtCore/../../src/corelib/tools/qscopedpointer.h:100
#5  QObject::~QObject (this=0x2e98e30, __in_chrg=<optimized out>) at kernel/qobject.cpp:818
#6  0x00007ff7fb611a39 in QEventDispatcherGlib::~QEventDispatcherGlib (this=0x2e98e30, __in_chrg=<optimized out>) at kernel/qeventdispatcher_glib.cpp:401
#7  0x00007ff7fb4ffd64 in QThreadPrivate::finish (arg=0x7ff7fb919840) at thread/qthread_unix.cpp:356
#8  0x00007ff7fb500c0d in ~__pthread_cleanup_class (this=<synthetic pointer>, __in_chrg=<optimized out>) at /usr/include/pthread.h:545
#9  ~__pthread_cleanup_class (this=<synthetic pointer>, __in_chrg=<optimized out>) at thread/qthread_unix.cpp:801
#10 QThreadPrivate::start (arg=0x7ff7fb919840) at thread/qthread_unix.cpp:279
#11 0x00007ff7f956db50 in start_thread (arg=<optimized out>) at pthread_create.c:304
#12 0x00007ff7fa1e24ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#13 0x0000000000000000 in ?? ()

Thread 10 (Thread 0x7ff7c8e52700 (LWP 7591)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007ff7d7912062 in ?? () from /usr/lib/libQtScript.so.4
#2  0x00007ff7d7912099 in ?? () from /usr/lib/libQtScript.so.4
#3  0x00007ff7f956db50 in start_thread (arg=<optimized out>) at pthread_create.c:304
#4  0x00007ff7fa1e24ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 9 (Thread 0x7ff7c800d700 (LWP 7596)):
#0  __lll_lock_wait_private () at ../nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:97
#1  0x00007ff7fa185f98 in _L_lock_9627 () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007ff7fa184381 in *__GI___libc_free (mem=0x7ff7fa48ce60) at malloc.c:3736
#3  0x00007ff7fb611285 in socketNotifierSourceCheck (source=0x4592ef0) at kernel/qeventdispatcher_glib.cpp:92
#4  0x00007ff7f4f6ad7e in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007ff7f4f6b5f2 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007ff7f4f6ba99 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007ff7fb611abf in QEventDispatcherGlib::processEvents (this=0x4592510, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#8  0x00007ff7fb5e61c2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#9  0x00007ff7fb5e63bf in QEventLoop::exec (this=0x7ff7c800cdf0, flags=...) at kernel/qeventloop.cpp:201
#10 0x00007ff7fb4fe1ef in QThread::exec (this=<optimized out>) at thread/qthread.cpp:492
#11 0x00007ff7fb5c91ef in QInotifyFileSystemWatcherEngine::run (this=0x457c4a0) at io/qfilesystemwatcher_inotify.cpp:248
#12 0x00007ff7fb500c05 in QThreadPrivate::start (arg=0x457c4a0) at thread/qthread_unix.cpp:320
#13 0x00007ff7f956db50 in start_thread (arg=<optimized out>) at pthread_create.c:304
#14 0x00007ff7fa1e24ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#15 0x0000000000000000 in ?? ()

Thread 8 (Thread 0x7ff7c7761700 (LWP 7653)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007ff7fb50109b in wait (time=18446744073709551615, this=0x16d3280) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x167ef00, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007ff7f2bafa94 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x16d2700, th=0x4570410) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007ff7f2bb203b in ThreadWeaver::WorkingHardState::applyForWork (this=0x1617540, th=0x4570410) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007ff7f2bb0eff in ThreadWeaver::ThreadRunHelper::run (this=0x7ff7c7760e40, parent=0x16d2700, th=0x4570410) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007ff7f2bb0f8b in ThreadWeaver::Thread::run (this=0x4570410) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007ff7fb500c05 in QThreadPrivate::start (arg=0x4570410) at thread/qthread_unix.cpp:320
#8  0x00007ff7f956db50 in start_thread (arg=<optimized out>) at pthread_create.c:304
#9  0x00007ff7fa1e24ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 7 (Thread 0x7ff7c6f60700 (LWP 7654)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007ff7fb50109b in wait (time=18446744073709551615, this=0x16d3280) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x167ef00, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007ff7f2bafa94 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x16d2700, th=0x4601ec0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007ff7f2bb203b in ThreadWeaver::WorkingHardState::applyForWork (this=0x1617540, th=0x4601ec0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007ff7f2bb2054 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1617540, th=0x4601ec0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007ff7f2bb0eff in ThreadWeaver::ThreadRunHelper::run (this=0x7ff7c6f5fe40, parent=0x16d2700, th=0x4601ec0) at ../../../threadweaver/Weaver/Thread.cpp:87
#7  0x00007ff7f2bb0f8b in ThreadWeaver::Thread::run (this=0x4601ec0) at ../../../threadweaver/Weaver/Thread.cpp:142
#8  0x00007ff7fb500c05 in QThreadPrivate::start (arg=0x4601ec0) at thread/qthread_unix.cpp:320
#9  0x00007ff7f956db50 in start_thread (arg=<optimized out>) at pthread_create.c:304
#10 0x00007ff7fa1e24ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 6 (Thread 0x7ff7c674f700 (LWP 7655)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007ff7f21b4f2c in ?? () from /usr/lib/libQtWebKit.so.4
#2  0x00007ff7f21b5059 in ?? () from /usr/lib/libQtWebKit.so.4
#3  0x00007ff7f956db50 in start_thread (arg=<optimized out>) at pthread_create.c:304
#4  0x00007ff7fa1e24ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7ff77ffff700 (LWP 17766)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007ff7fb50109b in wait (time=18446744073709551615, this=0x5b35af0) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x5b35d10, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007ff7f2bafa94 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x5b35950, th=0x5802670) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007ff7f2bb203b in ThreadWeaver::WorkingHardState::applyForWork (this=0x5b35df0, th=0x5802670) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007ff7f2bb0eff in ThreadWeaver::ThreadRunHelper::run (this=0x7ff77fffee40, parent=0x5b35950, th=0x5802670) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007ff7f2bb0f8b in ThreadWeaver::Thread::run (this=0x5802670) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007ff7fb500c05 in QThreadPrivate::start (arg=0x5802670) at thread/qthread_unix.cpp:320
#8  0x00007ff7f956db50 in start_thread (arg=<optimized out>) at pthread_create.c:304
#9  0x00007ff7fa1e24ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7ff77f778700 (LWP 17767)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007ff7fb50109b in wait (time=18446744073709551615, this=0x5b35af0) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x5b35d10, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007ff7f2bafa94 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x5b35950, th=0x5b36230) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007ff7f2bb203b in ThreadWeaver::WorkingHardState::applyForWork (this=0x5b35df0, th=0x5b36230) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007ff7f2bb2054 in ThreadWeaver::WorkingHardState::applyForWork (this=0x5b35df0, th=0x5b36230) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007ff7f2bb2054 in ThreadWeaver::WorkingHardState::applyForWork (this=0x5b35df0, th=0x5b36230) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#7  0x00007ff7f2bb0eff in ThreadWeaver::ThreadRunHelper::run (this=0x7ff77f777e40, parent=0x5b35950, th=0x5b36230) at ../../../threadweaver/Weaver/Thread.cpp:87
#8  0x00007ff7f2bb0f8b in ThreadWeaver::Thread::run (this=0x5b36230) at ../../../threadweaver/Weaver/Thread.cpp:142
#9  0x00007ff7fb500c05 in QThreadPrivate::start (arg=0x5b36230) at thread/qthread_unix.cpp:320
#10 0x00007ff7f956db50 in start_thread (arg=<optimized out>) at pthread_create.c:304
#11 0x00007ff7fa1e24ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7ff77ef3d700 (LWP 17775)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007ff7fb50109b in wait (time=18446744073709551615, this=0x5b35af0) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x5b35d10, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007ff7f2bafa94 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x5b35950, th=0x56f2a20) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007ff7f2bb203b in ThreadWeaver::WorkingHardState::applyForWork (this=0x5b35df0, th=0x56f2a20) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007ff7f2bb2054 in ThreadWeaver::WorkingHardState::applyForWork (this=0x5b35df0, th=0x56f2a20) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007ff7f2bb2054 in ThreadWeaver::WorkingHardState::applyForWork (this=0x5b35df0, th=0x56f2a20) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#7  0x00007ff7f2bb2054 in ThreadWeaver::WorkingHardState::applyForWork (this=0x5b35df0, th=0x56f2a20) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#8  0x00007ff7f2bb0eff in ThreadWeaver::ThreadRunHelper::run (this=0x7ff77ef3ce40, parent=0x5b35950, th=0x56f2a20) at ../../../threadweaver/Weaver/Thread.cpp:87
#9  0x00007ff7f2bb0f8b in ThreadWeaver::Thread::run (this=0x56f2a20) at ../../../threadweaver/Weaver/Thread.cpp:142
#10 0x00007ff7fb500c05 in QThreadPrivate::start (arg=0x56f2a20) at thread/qthread_unix.cpp:320
#11 0x00007ff7f956db50 in start_thread (arg=<optimized out>) at pthread_create.c:304
#12 0x00007ff7fa1e24ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#13 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7ff77e737700 (LWP 17776)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007ff7fb50109b in wait (time=18446744073709551615, this=0x5b35af0) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x5b35d10, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007ff7f2bafa94 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x5b35950, th=0x561fde0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007ff7f2bb203b in ThreadWeaver::WorkingHardState::applyForWork (this=0x5b35df0, th=0x561fde0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007ff7f2bb2054 in ThreadWeaver::WorkingHardState::applyForWork (this=0x5b35df0, th=0x561fde0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007ff7f2bb0eff in ThreadWeaver::ThreadRunHelper::run (this=0x7ff77e736e40, parent=0x5b35950, th=0x561fde0) at ../../../threadweaver/Weaver/Thread.cpp:87
#7  0x00007ff7f2bb0f8b in ThreadWeaver::Thread::run (this=0x561fde0) at ../../../threadweaver/Weaver/Thread.cpp:142
#8  0x00007ff7fb500c05 in QThreadPrivate::start (arg=0x561fde0) at thread/qthread_unix.cpp:320
#9  0x00007ff7f956db50 in start_thread (arg=<optimized out>) at pthread_create.c:304
#10 0x00007ff7fa1e24ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7ff7fd02d760 (LWP 7574)):
[KCrash Handler]
#6  0x00007ff7fa13f405 in *__GI_raise (sig=<optimized out>) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
#7  0x00007ff7fa142680 in *__GI_abort () at abort.c:92
#8  0x00007ff7fa175e0b in __libc_message (do_abort=<optimized out>, fmt=<optimized out>) at ../sysdeps/unix/sysv/linux/libc_fatal.c:189
#9  0x00007ff7fa17f656 in malloc_printerr (action=3, str=0x7ff7fa25340a "free(): invalid pointer", ptr=<optimized out>) at malloc.c:6283
#10 0x00007ff7fa18438c in *__GI___libc_free (mem=<optimized out>) at malloc.c:3738
#11 0x00007ff7f776c449 in KDevelop::DelayedType::~DelayedType() () from /usr/lib/libkdevplatformlanguage.so.3
#12 0x00007ff7c9977a57 in ?? () from /usr/lib/libkdev4cppduchain.so
#13 0x00007ff7c9977b22 in Cpp::MissingDeclarationType::~MissingDeclarationType() () from /usr/lib/libkdev4cppduchain.so
#14 0x00007ff7c9977d45 in Cpp::MissingDeclarationProblem::~MissingDeclarationProblem() () from /usr/lib/libkdev4cppduchain.so
#15 0x00007ff7c9978b6f in Cpp::MissingDeclarationAssistant::~MissingDeclarationAssistant() () from /usr/lib/libkdev4cppduchain.so
#16 0x00007ff7fb5fd6f8 in QObject::event (this=0x53effe0, e=<optimized out>) at kernel/qobject.cpp:1200
#17 0x00007ff7fa99f9f4 in notify_helper (e=0x301fa50, receiver=0x53effe0, this=0x126ef00) at kernel/qapplication.cpp:4467
#18 QApplicationPrivate::notify_helper (this=0x126ef00, receiver=0x53effe0, e=0x301fa50) at kernel/qapplication.cpp:4439
#19 0x00007ff7fa9a4881 in QApplication::notify (this=0x7fffc6431880, receiver=0x53effe0, e=0x301fa50) at kernel/qapplication.cpp:4346
#20 0x00007ff7fbdecb96 in KApplication::notify (this=0x7fffc6431880, receiver=0x53effe0, event=0x301fa50) at ../../kdeui/kernel/kapplication.cpp:311
#21 0x000000000040ad66 in _start ()

Reported using DrKonqi
Comment 1 Milian Wolff 2012-01-26 21:09:08 UTC 
hm looks like it crashed due to the missing  declaration assistant getting killed - maybe too late, i.e. after the duchain was already closed down? strange :-/ can you reproduce this?
Comment 2 Milian Wolff 2012-02-26 19:47:01 UTC 
*** Bug 293501 has been marked as a duplicate of this bug. ***
Comment 3 Milian Wolff 2012-02-26 19:47:16 UTC 
*** Bug 294853 has been marked as a duplicate of this bug. ***
Comment 4 Milian Wolff 2013-01-13 19:06:53 UTC 
I cannot reproduce this anymore... Can you?
Comment 5 Tomasz Kaźmierczak 2013-07-22 13:35:18 UTC 
Seems to be gone in KDevelop 4.4.1
Comment 6 Milian Wolff 2013-07-22 18:25:02 UTC 
yay for another heisenbug being gone :) let's hope we got rid of him for good!