[Akonadi] [Bug 363741] akonadi server 16.04.1: crashing every few seconds

Fri Jun 3 19:00:20 BST 2016

https://bugs.kde.org/show_bug.cgi?id=363741

--- Comment #5 from Till Schäfer <till2.schaefer at uni-dortmund.de> ---
I have attached a debugger and got the following backtrace: 


Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0x7fd9d57fa700 (LWP 12610)]
0x00007fd990543828 in ExternalPostList::ExternalPostList (this=0x7fd9b0032620,
db=..., source_=0x7fd9d57f8ce0, 
    factor_=1, matcher=0x7fd9d57f8c90) at matcher/externalpostlist.cc:40
40      matcher/externalpostlist.cc: No such file or directory.
(gdb) bt
#0  0x00007fd990543828 in ExternalPostList::ExternalPostList
(this=0x7fd9b0032620, db=..., source_=0x7fd9d57f8ce0, 
    factor_=1, matcher=0x7fd9d57f8c90) at matcher/externalpostlist.cc:40
#1  0x00007fd99044c1a2 in Xapian::Internal::QueryPostingSource::postlist
(this=<optimized out>, 
    qopt=0x7fd9d57f86e0, factor=1) at api/queryinternal.cc:738
#2  0x00007fd99044a191 in Xapian::Query::Internal::postlist_sub_or_like
(this=<optimized out>, ctx=..., 
    qopt=<optimized out>, factor=<optimized out>) at api/queryinternal.cc:625
#3  0x00007fd99044b953 in Xapian::Internal::QueryBranch::do_or_like
(this=this at entry=0x7fd9b00315b0, ctx=..., 
    qopt=qopt at entry=0x7fd9d57f86e0, factor=factor at entry=1,
elite_set_size=elite_set_size at entry=0, 
    first=first at entry=1) at api/queryinternal.cc:1185
#4  0x00007fd99044bf3a in Xapian::Internal::QueryAndMaybe::postlist
(this=0x7fd9b00315b0, qopt=0x7fd9d57f86e0, 
    factor=1) at api/queryinternal.cc:1549
#5  0x00007fd990543a1a in LocalSubMatch::get_postlist (this=0x7fd9b002f300,
matcher=0x7fd9d57f8c90, 
    total_subqs_ptr=0x7fd9d57f884c) at matcher/localsubmatch.cc:202
#6  0x00007fd99054a01e in MultiMatch::get_mset (this=this at entry=0x7fd9d57f8c90,
first=first at entry=0, 
    maxitems=100000, check_at_least=check_at_least at entry=100000, mset=...,
stats=..., mdecider=0x0, sorter=0x0)
    at matcher/multimatch.cc:407
#7  0x00007fd99043984f in Xapian::Enquire::Internal::get_mset
(this=0x7fd9b0031400, first=<optimized out>, 
    maxitems=<optimized out>, check_at_least=<optimized out>,
check_at_least at entry=0, rset=rset at entry=0x0, 
    mdecider=0x0) at api/omenquire.cc:658
#8  0x00007fd990439bf4 in Xapian::Enquire::get_mset
(this=this at entry=0x7fd9d57f8f60, first=<optimized out>, 
    maxitems=<optimized out>, check_at_least=check_at_least at entry=0,
rset=rset at entry=0x0, mdecider=0x0)
    at api/omenquire.cc:1015
#9  0x00007fd9901d5d0c in Akonadi::Search::XapianSearchStore::exec
(this=0x7fd8d8066640, query=...)
    at
/var/tmp/portage/kde-apps/akonadi-search-16.04.1/work/akonadi-search-16.04.1/xapian/xapiansearchstore.cpp:177
#10 0x00007fd9d4ba7ad4 in Akonadi::Search::Query::exec
(this=this at entry=0x7fd9d57f91b0)
    at
/var/tmp/portage/kde-apps/akonadi-search-16.04.1/work/akonadi-search-16.04.1/core/query.cpp:252
#11 0x00007fd9dc1c51b8 in SearchPlugin::search (this=<optimized out>,
akonadiQuery=..., collections=..., 
    mimeTypes=...)
    at
/var/tmp/portage/kde-apps/akonadi-search-16.04.1/work/akonadi-search-16.04.1/akonadiplugin/searchplugin.cpp:348
#12 0x0000000000559f92 in Akonadi::Server::SearchRequest::searchPlugins
(this=this at entry=0x7fd9d57f97e0)
    at
/var/tmp/portage/kde-apps/akonadi-16.04.1/work/akonadi-16.04.1/src/server/search/searchrequest.cpp:112
#13 0x000000000055a273 in Akonadi::Server::SearchRequest::exec
(this=this at entry=0x7fd9d57f97e0)
    at
/var/tmp/portage/kde-apps/akonadi-16.04.1/work/akonadi-16.04.1/src/server/search/searchrequest.cpp:123
#14 0x00000000004430f3 in Akonadi::Server::SearchManager::updateSearchImpl
(this=0xf1faa0, collection=..., 
    cond=<optimized out>)
    at
/var/tmp/portage/kde-apps/akonadi-16.04.1/work/akonadi-16.04.1/src/server/search/searchmanager.cpp:350
#15 0x000000000050e080 in Akonadi::Server::SearchManager::qt_static_metacall
(_o=<optimized out>, 
    _c=<optimized out>, _id=<optimized out>, _a=<optimized out>)
    at
/var/tmp/portage/kde-apps/akonadi-16.04.1/work/akonadi-16.04.1_build/src/server/moc_searchmanager.cpp:108
#16 0x00007fd9e2f564fa in QObject::event (this=0xf1faa0, e=<optimized out>) at
kernel/qobject.cpp:1256
#17 0x00007fd9e2f2d895 in doNotify (receiver=<optimized out>, event=<optimized
out>)
    at kernel/qcoreapplication.cpp:1090
#18 0x00007fd9e2f2d9ba in QCoreApplication::notify (event=<optimized out>,
receiver=<optimized out>, 
---Type <return> to continue, or q <return> to quit---
    this=<optimized out>) at kernel/qcoreapplication.cpp:1076
#19 QCoreApplication::notifyInternal2 (receiver=0xf1faa0,
event=event at entry=0x7fd9b0010310)
    at kernel/qcoreapplication.cpp:1015
#20 0x00007fd9e2f2fc73 in QCoreApplication::sendEvent (event=0x7fd9b0010310,
receiver=<optimized out>)
    at kernel/qcoreapplication.h:227
#21 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver at entry=0x0,
event_type=event_type at entry=0, 
    data=0xf33e90) at kernel/qcoreapplication.cpp:1650
#22 0x00007fd9e2f30218 in QCoreApplication::sendPostedEvents
(receiver=receiver at entry=0x0, 
    event_type=event_type at entry=0) at kernel/qcoreapplication.cpp:1508
#23 0x00007fd9e2f7a7f3 in postEventSourceDispatch (s=0x7fd9b00012d0) at
kernel/qeventdispatcher_glib.cpp:270
#24 0x00007fd9e072bcad in g_main_dispatch (context=0x7fd9b0000990)
    at
/var/tmp/portage/dev-libs/glib-2.46.2-r3/work/glib-2.46.2/glib/gmain.c:3154
#25 g_main_context_dispatch (context=context at entry=0x7fd9b0000990)
    at
/var/tmp/portage/dev-libs/glib-2.46.2-r3/work/glib-2.46.2/glib/gmain.c:3769
#26 0x00007fd9e072bf90 in g_main_context_iterate
(context=context at entry=0x7fd9b0000990, block=block at entry=1, 
    dispatch=dispatch at entry=1, self=<optimized out>)
    at
/var/tmp/portage/dev-libs/glib-2.46.2-r3/work/glib-2.46.2/glib/gmain.c:3840
#27 0x00007fd9e072c03c in g_main_context_iteration (context=0x7fd9b0000990,
may_block=1)
    at
/var/tmp/portage/dev-libs/glib-2.46.2-r3/work/glib-2.46.2/glib/gmain.c:3901
#28 0x00007fd9e2f7a867 in QEventDispatcherGlib::processEvents
(this=0x7fd9b00008c0, flags=...)
    at kernel/qeventdispatcher_glib.cpp:417
#29 0x00007fd9e2f2c5ca in QEventLoop::exec (this=this at entry=0x7fd9d57f9e00,
flags=..., flags at entry=...)
    at kernel/qeventloop.cpp:204
#30 0x00007fd9e2d84c94 in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:503
#31 0x00007fd9e2d8943c in QThreadPrivate::start (arg=0xf34e90) at
thread/qthread_unix.cpp:340
#32 0x00007fd9e21c1434 in start_thread (arg=0x7fd9d57fa700) at
pthread_create.c:334
#33 0x00007fd9e24bf50d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

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