Bug 862275

Summary: [abrt] nepomuk-core-4.9.1-1.fc17: Process /usr/bin/nepomukservicestub was killed by signal 11 (SIGSEGV)
Product: [Fedora] Fedora Reporter: Mircea Sava <msava>
Component: nepomuk-coreAssignee: Jaroslav Reznik <jreznik>
Status: CLOSED DUPLICATE QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: unspecified Docs Contact:
Priority: unspecified    
Version: 17CC: jreznik, kevin, ltinkl, rdieter, rnovacek, than
Target Milestone: ---   
Target Release: ---   
Hardware: i686   
OS: Unspecified   
Whiteboard: abrt_hash:6c97fc5c49cfd83f77ce1070c83e54c7d85da08e
Fixed In Version: Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2012-10-02 15:26:41 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Attachments:
Description Flags
File: core_backtrace
none
File: environ
none
File: limits
none
File: backtrace
none
File: cgroup
none
File: maps
none
File: dso_list
none
File: open_fds
none
File: var_log_messages none

Description Mircea Sava 2012-10-02 14:11:26 UTC 
Version-Release number of selected component:
nepomuk-core-4.9.1-1.fc17

Additional info:
libreport version: 2.0.14
abrt_version:   2.0.13
backtrace_rating: 3
cmdline:        /usr/bin/nepomukservicestub nepomukstorage
kernel:         3.5.4-2.fc17.i686

truncated backtrace:
:Thread no. 1 (8 frames)
: #0 ??
: #1 QMetaObject::invokeMethod at kernel/qmetaobject.cpp:1166
: #2 invokeMethod at /usr/include/QtCore/qobjectdefs.h:434
: #3 Nepomuk2::ResourceWatcherManager::changeProperty at /usr/src/debug/nepomuk-core-4.9.1/services/storage/resourcewatchermanager.cpp:219
: #4 Nepomuk2::ResourceMerger::merge at /usr/src/debug/nepomuk-core-4.9.1/services/storage/resourcemerger.cpp:941
: #5 Nepomuk2::DataManagementModel::storeResources at /usr/src/debug/nepomuk-core-4.9.1/services/storage/datamanagementmodel.cpp:1798
: #6 Nepomuk2::StoreResourcesCommand::runCommand at /usr/src/debug/nepomuk-core-4.9.1/services/storage/datamanagementcommand.h:166
: #7 ??
Comment 1 Mircea Sava 2012-10-02 14:11:30 UTC 
Created attachment 620286 [details]
File: core_backtrace
Comment 2 Mircea Sava 2012-10-02 14:11:32 UTC 
Created attachment 620287 [details]
File: environ
Comment 3 Mircea Sava 2012-10-02 14:11:34 UTC 
Created attachment 620288 [details]
File: limits
Comment 4 Mircea Sava 2012-10-02 14:11:37 UTC 
Created attachment 620289 [details]
File: backtrace
Comment 5 Mircea Sava 2012-10-02 14:11:39 UTC 
Created attachment 620290 [details]
File: cgroup
Comment 6 Mircea Sava 2012-10-02 14:11:42 UTC 
Created attachment 620291 [details]
File: maps
Comment 7 Mircea Sava 2012-10-02 14:11:45 UTC 
Created attachment 620292 [details]
File: dso_list
Comment 8 Mircea Sava 2012-10-02 14:11:47 UTC 
Created attachment 620293 [details]
File: open_fds
Comment 9 Mircea Sava 2012-10-02 14:11:49 UTC 
Created attachment 620294 [details]
File: var_log_messages
Comment 10 Kevin Kofler 2012-10-02 15:26:41 UTC 
While the backtrace is different, I'm pretty sure this is the same use-after-free as in bug #858271. (In both bugs, there's a QObject related to file watching which is receiving a signal after having been deleted.)

*** This bug has been marked as a duplicate of bug 858271 ***
Comment 11 Mircea Sava 2012-10-05 15:20:10 UTC 
Bug still present in nepomuk-core-4.9.2-2.fc17 build