baloo crash

Application: Baloo File Indexing Daemon (baloo_file), signal: Aborted
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fb2fb7668c0 (LWP 2830))]

Thread 2 (Thread 0x7fb1b0517700 (LWP 3715)):
[KCrash Handler]
#6  0x00007fb2f97b1418 in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:54
#7  0x00007fb2f97b301a in __GI_abort () at abort.c:89
#8  0x00007fb2f7fb6002 in mdb_assert_fail (env=0x21743a0, expr_txt=expr_txt@entry=0x7fb2f7fb7a5f "rc == 0", func=func@entry=0x7fb2f7fb8398 <__func__.7098> "mdb_page_dirty", line=line@entry=2065, file=0x7fb2f7fb7a40 "mdb.c") at mdb.c:1481
#9  0x00007fb2f7fab6a5 in mdb_page_dirty (txn=0x222c820, mp=<optimized out>) at mdb.c:2065
#10 0x00007fb2f7fac863 in mdb_page_alloc (num=num@entry=1, mp=mp@entry=0x7fb1b0515eb8, mc=0x7fb1b05163f0) at mdb.c:2246
#11 0x00007fb2f7facac9 in mdb_page_touch (mc=mc@entry=0x7fb1b05163f0) at mdb.c:2364
#12 0x00007fb2f7fae6df in mdb_cursor_touch (mc=mc@entry=0x7fb1b05163f0) at mdb.c:6267
#13 0x00007fb2f7fb1805 in mdb_cursor_put (mc=0x7fb1b05163f0, key=0x7fb1b05167d0, data=0x7fb1b05167e0, flags=<optimized out>) at mdb.c:6401
#14 0x00007fb2f7fb4260 in mdb_put (txn=0x222c820, dbi=8, key=key@entry=0x7fb1b05167d0, data=data@entry=0x7fb1b05167e0, flags=flags@entry=0) at mdb.c:8759
#15 0x00007fb2fa946629 in Baloo::IdFilenameDB::put (this=this@entry=0x7fb1b0516850, docId=docId@entry=57421036982959105, path=...) at ../../../src/engine/idfilenamedb.cpp:75
#16 0x00007fb2fa94258a in Baloo::DocumentUrlDB::add (this=this@entry=0x7fb1b0516b10, id=id@entry=57421036982959105, parentId=parentId@entry=57423077092424705, name=...) at ../../../src/engine/documenturldb.cpp:135
#17 0x00007fb2fa942916 in Baloo::DocumentUrlDB::put (this=this@entry=0x7fb1b0516b10, docId=docId@entry=57421036982959105, url=...) at ../../../src/engine/documenturldb.cpp:69
#18 0x00007fb2fa95a0ea in Baloo::WriteTransaction::addDocument (this=0x7fb1a80010c0, doc=...) at ../../../src/engine/writetransaction.cpp:56
#19 0x00007fb2fa953fe9 in Baloo::Transaction::addDocument (this=this@entry=0x7fb1b0516bd0, doc=...) at ../../../src/engine/transaction.cpp:226
#20 0x000000000041cc86 in Baloo::NewFileIndexer::run (this=0x246f710) at ../../../src/file/newfileindexer.cpp:72
#21 0x00007fb2fa272343 in QThreadPoolThread::run (this=0x24e22f0) at thread/qthreadpool.cpp:93
#22 0x00007fb2fa27584e in QThreadPrivate::start (arg=0x24e22f0) at thread/qthread_unix.cpp:331
#23 0x00007fb2f8ed96fa in start_thread (arg=0x7fb1b0517700) at pthread_create.c:333
#24 0x00007fb2f9882b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7fb2fb7668c0 (LWP 2830)):
#0  0x00007fb2f98729cd in read () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fb2f6a8a6c0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb2f6a46e04 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb2f6a472c0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fb2f6a4742c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fb2fa4aca7f in QEventDispatcherGlib::processEvents (this=0x2143380, flags=...) at kernel/qeventdispatcher_glib.cpp:418
#6  0x00007fb2fa453dea in QEventLoop::exec (this=this@entry=0x7fff1e30bf50, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#7  0x00007fb2fa45be8c in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1229
#8  0x000000000041698c in main (argc=1, argv=<optimized out>) at ../../../src/file/main.cpp:88