Thread 1 "privacybrowser" received signal SIGSEGV, Segmentation fault. 0x000076db01d156a4 in QObject::thread() const () from /lib/x86_64-linux-gnu/libQt5Core.so.5 (gdb) bt full #0 0x000076db01d156a4 in QObject::thread() const () from /lib/x86_64-linux-gnu/libQt5Core.so.5 No symbol table info available. #1 0x000076dafafcfb93 in ?? () from /lib/x86_64-linux-gnu/libKF5Solid.so.5 No symbol table info available. #2 0x000076db01ced624 in qAddPreRoutine(void (*)()) () from /lib/x86_64-linux-gnu/libQt5Core.so.5 No symbol table info available. #3 0x000076dafaf7bd65 in ?? () from /lib/x86_64-linux-gnu/libKF5Solid.so.5 No symbol table info available. #4 0x000076db0bce67ef in call_init (l=, argc=argc@entry=1, argv=argv@entry=0x7fff431839f8, env=env@entry=0x7fff43183a08) at ./elf/dl-init.c:74 j = 0 jm = addrs = init_array = __PRETTY_FUNCTION__ = "call_init" #5 0x000076db0bce6904 in call_init (l=, argc=, argv=, env=) at ./elf/dl-init.c:120 init_array = __PRETTY_FUNCTION__ = "call_init" init_array = j = jm = addrs = #6 _dl_init (main_map=0x5fcff8076300, argc=1, argv=0x7fff431839f8, env=0x7fff43183a08) at ./elf/dl-init.c:121 preinit_array = preinit_array_size = --Type for more, q to quit, c to continue without paging-- i = #7 0x000076db0bce35b2 in __GI__dl_catch_exception (exception=exception@entry=0x0, operate=operate@entry=0x76db0bcee0f0 , args=args@entry=0x7fff43182a20) at ./elf/dl-catch.c:215 old_catch = 0x7fff43182aa0 errcode = 2 c = {exception = 0x7fff43182a20, errcode = 0x7fff4318291c, env = {{__jmpbuf = {140734319045584, -5939654283122345960, 140734319045552, 130683168213592, 140734319045152, 130683168213512, -5939654283218814952, -4622230016774801384}, __mask_was_saved = 1125656976, __saved_mask = { __val = {130683000734622, 105346824102272, 0, 0, 8, 140734319045072, 130683000800600, 0, 140734319045184, 140734319045088, 140734319045520, 140734319045152, 130683000800742, 0, 0, 140734319045168}}}}} old = #8 0x000076db0bcee1ac in dl_open_worker (a=0x7fff43182bd0) at ./elf/dl-open.c:829 init_args = {new = 0x5fcff8076300, argc = 1, argv = 0x7fff431839f8, env = 0x7fff43183a08} args = mode = -2147479551 new = 0x5fcff8076300 args = mode = new = ex = err = init_args = #9 dl_open_worker (a=a@entry=0x7fff43182bd0) at ./elf/dl-open.c:792 args = 0x7fff43182bd0 mode = --Type for more, q to quit, c to continue without paging-- new = init_args = #10 0x000076db0bce351c in __GI__dl_catch_exception (exception=exception@entry=0x7fff43182bb0, operate=operate@entry=0x76db0bcee110 , args=args@entry=0x7fff43182bd0) at ./elf/dl-catch.c:241 errcode = 2 c = {exception = 0x7fff43182bb0, errcode = 0x7fff43182a9c, env = {{__jmpbuf = {105346824049800, -5939654283105568744, 140734319045552, 1, 140734319049208, 130683168213512, -5939654283134928872, -4622230016774801384}, __mask_was_saved = 1125657376, __saved_mask = { __val = {130682998140874, 8, 0, 140734319045712, 105346824132568, 140734319045440, 130682998474709, 140734319045712, 105346824132736, 140734319045520, 130683000633803, 105346957836287, 18446744069414584320, 140734319045520, 140734319045712, 84}}}}} old = 0x7fff43182cc0 #11 0x000076db0bcee594 in _dl_open ( file=0x5fcff8069488 "/usr/lib/x86_64-linux-gnu/qt5/plugins/platformthemes/KDEPlasmaPlatformTheme5.so", mode=, caller_dlopen=0x76db01ce4cd0, nsid=, argc=1, argv=0x7fff431839f8, env=0x7fff43183a08) at ./elf/dl-open.c:905 args = { file = 0x5fcff8069488 "/usr/lib/x86_64-linux-gnu/qt5/plugins/platformthemes/KDEPlasmaPlatformTheme5.so", mode = -2147479551, caller_dlopen = 0x76db01ce4cd0, map = 0x5fcff8076300, nsid = 0, original_global_scope_pending_adds = 0, libc_already_loaded = true, worker_continue = true, argc = 1, argv = 0x7fff431839f8, env = 0x7fff43183a08} exception = {objname = 0x5fcff806d8df "", errstring = 0x7fff43182c50 "\200,\030C\377\177", message_buffer = 0x7fff43182bf0 ""} errcode = r_state = __PRETTY_FUNCTION__ = "_dl_open" --Type for more, q to quit, c to continue without paging-- #12 0x000076db0129d494 in dlopen_doit (a=a@entry=0x7fff43182e80) at ./dlfcn/dlopen.c:56 args = 0x7fff43182e80 #13 0x000076db0bce351c in __GI__dl_catch_exception (exception=exception@entry=0x7fff43182dc0, operate=0x76db0129d430 , args=0x7fff43182e80) at ./elf/dl-catch.c:241 errcode = 24527 c = {exception = 0x7fff43182dc0, errcode = 0x7fff43182cbc, env = {{__jmpbuf = {140734319046183, -5939654283311089640, 140734319046192, 140734319046184, 140734319046472, 0, -5939654283340449768, -4622230016774801384}, __mask_was_saved = 1125658016, __saved_mask = { __val = {130682989516797, 140734319045968, 0, 105346824099440, 15484391102021176832, 105346824132544, 15, 29488, 29216, 105346824067488, 238, 0, 8, 140734319046064, 130682998140874, 144}}}}} old = 0x0 #14 0x000076db0bce3669 in _dl_catch_error (objname=0x7fff43182e28, errstring=0x7fff43182e30, mallocedp=0x7fff43182e27, operate=, args=) at ./elf/dl-catch.c:260 exception = {objname = 0x7fff43182e00 "p.\030C\377\177", errstring = 0x76db012b33ee <__GI___libc_free+126> "dD\211#H\203\304\030[A\\A]]\303\017\037", message_buffer = 0x7fff43182e20 "P.\030C\377\177"} errorcode = #15 0x000076db0129cf83 in _dlerror_run (operate=operate@entry=0x76db0129d430 , args=args@entry=0x7fff43182e80) at ./dlfcn/dlerror.c:138 result = objname = 0x76db01d4bd2a "H\213E\350dH+\004%(" errstring = 0x5fcff806d8c0 "0w\a\370\317_" malloced = false errcode = #16 0x000076db0129d54f in dlopen_implementation (file=, mode=, dl_caller=) at ./dlfcn/dlopen.c:71 --Type for more, q to quit, c to continue without paging-- args = { file = 0x5fcff8069488 "/usr/lib/x86_64-linux-gnu/qt5/plugins/platformthemes/KDEPlasmaPlatformTheme5.so", mode = 4097, new = 0x7fff43182fe0, caller = 0x76db01ce4cd0} #17 ___dlopen (file=, mode=) at ./dlfcn/dlopen.c:81 No locals. #18 0x000076db01ce4cd0 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5 No symbol table info available. #19 0x000076db01cde060 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5 No symbol table info available. #20 0x000076db01cde64f in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5 No symbol table info available. #21 0x000076db01cde9d0 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5 No symbol table info available. #22 0x000076db01cd1255 in QFactoryLoader::instance(int) const () from /lib/x86_64-linux-gnu/libQt5Core.so.5 No symbol table info available. #23 0x000076db0213279e in QPlatformThemeFactory::create(QString const&, QString const&) () from /lib/x86_64-linux-gnu/libQt5Gui.so.5 No symbol table info available. #24 0x000076db021403e8 in QGuiApplicationPrivate::createPlatformIntegration() () from /lib/x86_64-linux-gnu/libQt5Gui.so.5 No symbol table info available. #25 0x000076db021419c0 in QGuiApplicationPrivate::createEventDispatcher() () from /lib/x86_64-linux-gnu/libQt5Gui.so.5 No symbol table info available. #26 0x000076db01cf0595 in QCoreApplicationPrivate::init() () from /lib/x86_64-linux-gnu/libQt5Core.so.5 No symbol table info available. #27 0x000076db0214496d in QGuiApplicationPrivate::init() () from /lib/x86_64-linux-gnu/libQt5Gui.so.5 --Type for more, q to quit, c to continue without paging-- No symbol table info available. #28 0x000076db02971205 in QApplicationPrivate::init() () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5 No symbol table info available. #29 0x00005fcff74323c2 in ?? () No symbol table info available. #30 0x000076db0122a3b8 in __libc_start_call_main (main=main@entry=0x5fcff7432340, argc=argc@entry=1, argv=argv@entry=0x7fff431839f8) at ../sysdeps/nptl/libc_start_call_main.h:58 self = result = unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140734319049208, -5939654283705354216, 1, 0, 105346815695704, 130683168210944, -5939654283753588712, -4622206612774094824}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x1, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 1}}} not_first_call = #31 0x000076db0122a47b in __libc_start_main_impl (main=0x5fcff7432340, argc=1, argv=0x7fff431839f8, init=, fini=, rtld_fini=, stack_end=0x7fff431839e8) at ../csu/libc-start.c:360 No locals. #32 0x00005fcff7436055 in ?? () No symbol table info available.