.
Thread 2 (Thread 0x7fd82ea0b700 (LWP 1246)):
#0  0x00007fd83872c831 in fts_children (sp=0xffffffff, instr=671100384) at ../sysdeps/wordsize-64/../../io/fts.c:576
        p = 0xffffffff
        fd = <optimized out>
#1  0x00007fd834eda169 in g_main_context_poll (priority=<optimized out>, n_fds=671091680, fds=0x1, timeout=<optimized out>, context=0x7fd828002de0) at ../../../../glib/gmain.c:4187
        ret = <optimized out>
        errsv = <optimized out>
        poll_func = 0x7fd834ee9640 <g_poll>
#2  g_main_context_iterate (context=0x7fd828002de0, context@entry=0x7fd828000be0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../../glib/gmain.c:3881
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 671091680
        allocated_nfds = 3
        fds = 0x1
#3  0x00007fd834eda27c in g_main_context_iteration (context=0x7fd828000be0, may_block=may_block@entry=1) at ../../../../glib/gmain.c:3947
        retval = <optimized out>
#4  0x00007fd8393c249b in QEventDispatcherGlib::processEvents (this=0x7fd828000b10, flags=...) at kernel/qeventdispatcher_glib.cpp:425
        d = 0x7fd828000b30
        canWait = true
        savedFlags = {i = 0}
        result = false
#5  0x00007fd839367e3a in QEventLoop::exec (this=this@entry=0x7fd82ea0ac80, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
        d = 0x7fd828003870
        locker = {val = 94807090320000}
        ref = {d = 0x7fd828003870, locker = @0x7fd82ea0ac08, exceptionCaught = true}
#6  0x00007fd8391873ca in QThread::exec (this=this@entry=0x7fd83a845d60 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at thread/qthread.cpp:515
        d = 0x5639fef0d210
        locker = {val = 94807090320000}
        eventLoop = {<QObject> = {_vptr.QObject = 0x7fd8398214c8 <vtable for QEventLoop+16>, static staticMetaObject = {d = {superdata = 0x0, stringdata = 0x7fd839514700 <qt_meta_stringdata_QObject>, data = 0x7fd8395145e0 <qt_meta_data_QObject>, static_metacall = 0x7fd8393a02a0 <QObject::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, d_ptr = {d = 0x7fd828003870}, static staticQtMetaObject = {d = {superdata = 0x0, stringdata = 0x7fd839517380 <qt_meta_stringdata_Qt>, data = 0x7fd839514820 <qt_meta_data_Qt>, static_metacall = 0x0, relatedMetaObjects = 0x0, extradata = 0x0}}}, static staticMetaObject = {d = {superdata = 0x7fd839819a00 <QObject::staticMetaObject>, stringdata = 0x7fd83950f2e0 <qt_meta_stringdata_QEventLoop>, data = 0x7fd83950f280 <qt_meta_data_QEventLoop>, static_metacall = 0x7fd839367b30 <QEventLoop::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}}
        returnCode = <optimized out>
#7  0x00007fd83a5d2e45 in QDBusConnectionManager::run (this=0x7fd83a845d60 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at qdbusconnection.cpp:178
        locker = <optimized out>
#8  0x00007fd83918c29d in QThreadPrivate::start (arg=0x7fd83a845d60 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at thread/qthread_unix.cpp:368
        __clframe = {__cancel_routine = 0x7fd83918b330 <QThreadPrivate::finish(void*)>, __cancel_arg = 0x7fd83a845d60 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>, __do_it = 1, __cancel_type = <optimized out>}
        thr = 0x7fd83a845d60 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>
        data = 0x5639fef1b670
#9  0x00007fd83776f7fc in start_thread (arg=0x7fd82ea0b700) at pthread_create.c:465
        pd = 0x7fd82ea0b700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140566471948032, -8333527721386333880, 140728681025422, 140728681025423, 140566471948032, 140566471948736, 8352209122330257736, 8352262360414923080}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#10 0x00007fd838738a3f in ?? () from /tmp/apport_sandbox_eTPgk1/lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#11 0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 1 (Thread 0x7fd83acfdd80 (LWP 1225)):
#0  __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:51
        set = {__val = {0, 6076276542341600341, 4278190080, 18374686479671623680, 65280, 0, 140291415736336, 140291415736336, 13, 13, 0, 0, 18446744073709551615, 18446744073709551615, 17179869188, 17179869188}}
        pid = <optimized out>
        tid = <optimized out>
#1  0x00007fd839f497f9 in KCrash::defaultCrashHandler (sig=6) at ./src/kcrash.cpp:540
        crashRecursionCounter = 2
#2  <signal handler called>
No locals.
#3  __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:51
        set = {__val = {0, 140728681023580, 270582939648, 140728681024248, 140291561353216, 17535922589777850880, 0, 140728681024176, 94807090394544, 0, 140728681024176, 140728681026032, 94807090296388, 140566599946440, 140728681023824, 140566599937154}}
        pid = <optimized out>
        tid = <optimized out>
#4  0x00007fd83865cf5d in __GI_abort () at abort.c:90
        save_stage = 2
        act = {__sigaction_handler = {sa_handler = 0x59e3d139, sa_sigaction = 0x59e3d139}, sa_mask = {__val = {140566636443561, 489, 140728681024136, 117, 287, 23, 20, 57, 140724603453440, 244813136361, 244813135878, 140566639676248, 2164663517185, 21474836500, 140728681024144, 140728681024752}}, sa_flags = 4096, sa_restorer = 0x14}
        sigs = {__val = {32, 0 <repeats 15 times>}}
#5  0x00007fd8386a529d in __libc_message (action=(do_abort | do_backtrace | unknown: 4), fmt=0x7ffdf30acb00 "") at ../sysdeps/posix/libc_fatal.c:86
        resultvar = <optimized out>
        on_2 = <optimized out>
        ap = {{gp_offset = 40, fp_offset = 21, overflow_arg_area = 0x7ffdf30acd00, reg_save_area = 0x7ffdf30acc90}}
        fd = -1
        list = <optimized out>
        nlist = <optimized out>
        cp = <optimized out>
        written = <optimized out>
#6  0x00007fd8386ac65a in ?? () at malloc.c:5430 from /tmp/apport_sandbox_eTPgk1/lib/x86_64-linux-gnu/libc.so.6
        free_list_lock = 0
        global_max_fast = 128
        tcache = 0x5639feeee010
        check_action = 3
        __elf_set___libc_thread_subfreeres_element_tcache_thread_freeres__ = 0x7fd8387b0180 <arena_thread_freeres+32>
        free_list = 0x7f9820000020
        aligned_heap_area = 0x0
        tcache_shutting_down = false
        dumped_main_arena_start = 0x0
        using_malloc_checking = 0
        narenas = 4
        dumped_main_arena_end = 0x0
        mp_ = {trim_threshold = 1581056, top_pad = 131072, mmap_threshold = 790528, arena_test = 8, arena_max = 0, n_mmaps = 2, n_mmaps_max = 65536, max_n_mmaps = 7, no_dyn_threshold = 0, mmapped_mem = 3153920, max_mmapped_mem = 4640768, sbrk_base = 0x5639feeee000 "", tcache_bins = 64, tcache_max_bytes = 1032, tcache_count = 7, tcache_unsorted_limit = 0}
        __elf_set___libc_thread_subfreeres_element_arena_thread_freeres__ = 0x7fd8387b0090 <free_mem+624>
        list_lock = 0
        thread_arena = 0x7f9824000020
        disallow_malloc_check = 0
        perturb_byte = 0
        main_arena = {mutex = 1, flags = 4, fastbinsY = {0x5639fef89d80, 0x563a02806a30, 0x5639fef80dc0, 0x5639ff0737e0, 0x5639fef82220, 0x0, 0x5639ff06fde0, 0x0, 0x0, 0x0}, top = 0x563a029716f0, last_remainder = 0x5639fefda3b0, bins = {0x5639ff0037a0, 0x5639ff071bc0, 0x563a028a0270, 0x5639fefddbb0, 0x563a02156860, 0x5639ff05bdd0, 0x5639feff2140, 0x5639fefb8340, 0x5639ff071ea0, 0x563a01e5cf50, 0x5639feff18e0, 0x5639fef6d370, 0x5639ff060560, 0x563a00b7bf40, 0x5639ff0905d0, 0x5639ff06f010, 0x5639ff0904c0, 0x5639ff0735c0, 0x5639fef94a30, 0x563a01eb4640, 0x5639fefb5580, 0x5639fef80ce0, 0x5639ff002ee0, 0x5639fef8f660, 0x5639ff06e390, 0x5639fef13a70, 0x563a02156700, 0x5639ff05dcd0, 0x5639ff06edd0, 0x5639ff06edd0, 0x5639ff2021f0, 0x563a02235280, 0x5639ff06fcd0, 0x5639ff06a5f0, 0x563a02677ec0, 0x5639ff06ce80, 0x5639ff08f560, 0x563a01856150, 0x7fd8389feda8 <main_arena+392>, 0x7fd8389feda8 <main_arena+392>, 0x7fd8389fedb8 <main_arena+408>, 0x7fd8389fedb8 <main_arena+408>, 0x7fd8389fedc8 <main_arena+424>, 0x7fd8389fedc8 <main_arena+424>, 0x5639ff1eb060, 0x5639ff1eb060, 0x7fd8389fede8 <main_arena+456>, 0x7fd8389fede8 <main_arena+456>, 0x7fd8389fedf8 <main_arena+472>, 0x7fd8389fedf8 <main_arena+472>, 0x7fd8389fee08 <main_arena+488>, 0x7fd8389fee08 <main_arena+488>, 0x7fd8389fee18 <main_arena+504>, 0x7fd8389fee18 <main_arena+504>, 0x7fd8389fee28 <main_arena+520>, 0x7fd8389fee28 <main_arena+520>, 0x7fd8389fee38 <main_arena+536>, 0x7fd8389fee38 <main_arena+536>, 0x7fd8389fee48 <main_arena+552>, 0x7fd8389fee48 <main_arena+552>, 0x7fd8389fee58 <main_arena+568>, 0x7fd8389fee58 <main_arena+568>, 0x7fd8389fee68 <main_arena+584>, 0x7fd8389fee68 <main_arena+584>, 0x7fd8389fee78 <main_arena+600>, 0x7fd8389fee78 <main_arena+600>, 0x7fd8389fee88 <main_arena+616>, 0x7fd8389fee88 <main_arena+616>, 0x7fd8389fee98 <main_arena+632>, 0x7fd8389fee98 <main_arena+632>, 0x7fd8389feea8 <main_arena+648>, 0x7fd8389feea8 <main_arena+648>, 0x7fd8389feeb8 <main_arena+664>, 0x7fd8389feeb8 <main_arena+664>, 0x7fd8389feec8 <main_arena+680>, 0x7fd8389feec8 <main_arena+680>, 0x7fd8389feed8 <main_arena+696>, 0x7fd8389feed8 <main_arena+696>, 0x7fd8389feee8 <main_arena+712>, 0x7fd8389feee8 <main_arena+712>, 0x7fd8389feef8 <main_arena+728>, 0x7fd8389feef8 <main_arena+728>, 0x7fd8389fef08 <main_arena+744>, 0x7fd8389fef08 <main_arena+744>, 0x7fd8389fef18 <main_arena+760>, 0x7fd8389fef18 <main_arena+760>, 0x7fd8389fef28 <main_arena+776>, 0x7fd8389fef28 <main_arena+776>, 0x7fd8389fef38 <main_arena+792>, 0x7fd8389fef38 <main_arena+792>, 0x7fd8389fef48 <main_arena+808>, 0x7fd8389fef48 <main_arena+808>, 0x7fd8389fef58 <main_arena+824>, 0x7fd8389fef58 <main_arena+824>, 0x7fd8389fef68 <main_arena+840>, 0x7fd8389fef68 <main_arena+840>, 0x7fd8389fef78 <main_arena+856>, 0x7fd8389fef78 <main_arena+856>, 0x7fd8389fef88 <main_arena+872>, 0x7fd8389fef88 <main_arena+872>, 0x7fd8389fef98 <main_arena+888>, 0x7fd8389fef98 <main_arena+888>, 0x7fd8389fefa8 <main_arena+904>, 0x7fd8389fefa8 <main_arena+904>, 0x7fd8389fefb8 <main_arena+920>, 0x7fd8389fefb8 <main_arena+920>, 0x7fd8389fefc8 <main_arena+936>, 0x7fd8389fefc8 <main_arena+936>, 0x7fd8389fefd8 <main_arena+952>, 0x7fd8389fefd8 <main_arena+952>, 0x7fd8389fefe8 <main_arena+968>, 0x7fd8389fefe8 <main_arena+968>, 0x7fd8389feff8 <main_arena+984>, 0x7fd8389feff8 <main_arena+984>, 0x7fd8389ff008 <main_arena+1000>, 0x7fd8389ff008 <main_arena+1000>, 0x7fd8389ff018 <main_arena+1016>, 0x7fd8389ff018 <main_arena+1016>, 0x7fd8389ff028 <main_arena+1032>, 0x7fd8389ff028 <main_arena+1032>, 0x7fd8389ff038 <main_arena+1048>, 0x7fd8389ff038 <main_arena+1048>, 0x7fd8389ff048 <main_arena+1064>, 0x7fd8389ff048 <main_arena+1064>, 0x7fd8389ff058 <main_arena+1080>, 0x7fd8389ff058 <main_arena+1080>, 0x7fd8389ff068 <main_arena+1096>, 0x7fd8389ff068 <main_arena+1096>, 0x7fd8389ff078 <main_arena+1112>, 0x7fd8389ff078 <main_arena+1112>, 0x7fd8389ff088 <main_arena+1128>, 0x7fd8389ff088 <main_arena+1128>, 0x7fd8389ff098 <main_arena+1144>, 0x7fd8389ff098 <main_arena+1144>, 0x7fd8389ff0a8 <main_arena+1160>, 0x7fd8389ff0a8 <main_arena+1160>, 0x7fd8389ff0b8 <main_arena+1176>, 0x7fd8389ff0b8 <main_arena+1176>, 0x7fd8389ff0c8 <main_arena+1192>, 0x7fd8389ff0c8 <main_arena+1192>, 0x7fd8389ff0d8 <main_arena+1208>, 0x7fd8389ff0d8 <main_arena+1208>, 0x563a028ba0d0, 0x563a028ba0d0, 0x7fd8389ff0f8 <main_arena+1240>, 0x7fd8389ff0f8 <main_arena+1240>, 0x7fd8389ff108 <main_arena+1256>, 0x7fd8389ff108 <main_arena+1256>, 0x563a0277f3b0, 0x563a0277f3b0, 0x563a0270a1a0, 0x563a0270a1a0, 0x5639fefdcfa0, 0x563a01eb47a0, 0x5639fefe13c0, 0x563a025d87b0, 0x563a028f7f70, 0x563a028f24e0, 0x7fd8389ff168 <main_arena+1352>, 0x7fd8389ff168 <main_arena+1352>, 0x7fd8389ff178 <main_arena+1368>, 0x7fd8389ff178 <main_arena+1368>, 0x7fd8389ff188 <main_arena+1384>, 0x7fd8389ff188 <main_arena+1384>, 0x563a0267d6d0, 0x563a0267d6d0, 0x7fd8389ff1a8 <main_arena+1416>, 0x7fd8389ff1a8 <main_arena+1416>, 0x5639ff0042b0, 0x5639ff0042b0, 0x7fd8389ff1c8 <main_arena+1448>, 0x7fd8389ff1c8 <main_arena+1448>, 0x7fd8389ff1d8 <main_arena+1464>, 0x7fd8389ff1d8 <main_arena+1464>, 0x563a024a0f80, 0x563a024a0f80, 0x7fd8389ff1f8 <main_arena+1496>, 0x7fd8389ff1f8 <main_arena+1496>, 0x7fd8389ff208 <main_arena+1512>, 0x7fd8389ff208 <main_arena+1512>, 0x7fd8389ff218 <main_arena+1528>, 0x7fd8389ff218 <main_arena+1528>, 0x7fd8389ff228 <main_arena+1544>, 0x7fd8389ff228 <main_arena+1544>, 0x5639ff1f8610, 0x5639ff1f8610, 0x563a00f8f4e0, 0x563a00f8f4e0, 0x563a023860d0, 0x563a023860d0, 0x563a0138d430, 0x563a003545f0, 0x563a02194a10, 0x563a02613740, 0x563a02107bd0, 0x563a020f2330, 0x563a028f0f50, 0x563a0292cbd0, 0x7fd8389ff2a8 <main_arena+1672>, 0x7fd8389ff2a8 <main_arena+1672>...}, binmap = {50331644, 0, 3777624384, 2013265359}, next = 0x7f9824000020, next_free = 0x0, attached_threads = 0, system_mem = 61448192, max_system_mem = 61448192}
        __malloc_initialize_hook = 0x0
        __realloc_hook = 0x0
        __free_hook = 0x0
        __morecore = 0x7fd8386b54e0 <__GI___default_morecore+16>
        __malloc_hook = 0x0
        __memalign_hook = 0x0
        __libc_malloc_initialized = 1
        __after_morecore_hook = 0x0
#7  0x3933363530303030 in ?? ()
No symbol table info available.
#8  0x3062336164666566 in ?? ()
No symbol table info available.
#9  0x0000000000014400 in ?? ()
No symbol table info available.
#10 0xf35c1cafa474f200 in ?? ()
No symbol table info available.
#11 0x00005639fefda090 in ?? ()
No symbol table info available.
#12 0x00007fd8389fec20 in ?? () from /tmp/apport_sandbox_eTPgk1/lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#13 0x0000000000000000 in ?? ()
No symbol table info available.