.
Thread 6 (Thread 0x7fb3252dc700 (LWP 16468)):
#0  0x00007fb3450180bd in poll () at ../sysdeps/unix/syscall-template.S:84
No locals.
#1  0x00007fb33ac929d6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007fb33ac92d62 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007fb333bdb4e6 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#4  0x00007fb33acba305 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007fb3452ea70a in start_thread (arg=0x7fb3252dc700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7fb3252dc700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140407399630592, 3378678378560300614, 0, 140407416413119, 140407399631296, 140407399630592, -3349217632378083770, -3349006552194668986}, 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"
#6  0x00007fb3450240af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.
.
Thread 5 (Thread 0x7fb325add700 (LWP 16467)):
#0  0x00007fb3450180bd in poll () at ../sysdeps/unix/syscall-template.S:84
No locals.
#1  0x00007fb33ac929d6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007fb33ac92aec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007fb33ac92b31 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#4  0x00007fb33acba305 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007fb3452ea70a in start_thread (arg=0x7fb325add700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7fb325add700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140407408023296, 3378678378560300614, 0, 140407416412767, 140407408024000, 140407408023296, -3349216536624552378, -3349006552194668986}, 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"
#6  0x00007fb3450240af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.
.
Thread 4 (Thread 0x7fb32f8ce700 (LWP 16465)):
#0  0x00007fb3450180bd in poll () at ../sysdeps/unix/syscall-template.S:84
No locals.
#1  0x00007fb33932ec62 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
No symbol table info available.
#2  0x00007fb3393308d7 in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
No symbol table info available.
#3  0x00007fb331eae299 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
No symbol table info available.
#4  0x00007fb33b5e3c68 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
No symbol table info available.
#5  0x00007fb3452ea70a in start_thread (arg=0x7fb32f8ce700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7fb32f8ce700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140407573636864, 3378678378560300614, 0, 140735114010559, 140407573637568, 140407573636864, -3349230013695056314, -3349006552194668986}, 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"
#6  0x00007fb3450240af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.
.
Thread 3 (Thread 0x7fb324adb700 (LWP 16469)):
#0  0x00007fb3450180bd in poll () at ../sysdeps/unix/syscall-template.S:84
No locals.
#1  0x00007fb33ac929d6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007fb33ac92aec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007fb33b81148f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
No symbol table info available.
#4  0x00007fb33b7b90fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
No symbol table info available.
#5  0x00007fb33b5ded43 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
No symbol table info available.
#6  0x00007fb32faea575 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
No symbol table info available.
#7  0x00007fb33b5e3c68 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
No symbol table info available.
#8  0x00007fb3452ea70a in start_thread (arg=0x7fb324adb700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7fb324adb700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140407391237888, 3378678378560300614, 0, 140735114011263, 140407391238592, 140407391237888, -3349214334380071354, -3349006552194668986}, 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"
#9  0x00007fb3450240af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.
.
Thread 2 (Thread 0x7fb3262de700 (LWP 16466)):
#0  0x00007fb3450180bd in poll () at ../sysdeps/unix/syscall-template.S:84
No locals.
#1  0x00007fb33ac929d6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007fb33ac92aec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007fb3262e646d in ?? () from /usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so
No symbol table info available.
#4  0x00007fb33acba305 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007fb3452ea70a in start_thread (arg=0x7fb3262de700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7fb3262de700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140407416416000, 3378678378560300614, 0, 140735114008111, 140407416416704, 140407416416000, -3349211038529542586, -3349006552194668986}, 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"
#6  0x00007fb3450240af in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
No locals.
.
Thread 1 (Thread 0x7fb3456df700 (LWP 16464)):
#0  __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:58
        set = {__val = {0, 3833745680513838384, 8223625903104078391, 3472328295963438455, 4192904167887482928, 7365366848950382640, 3474307447256475238, 3991990708908929072, 2319406791758264114, 3472328228581767026, 3472310704041635888, 2314885599538982970, 2314885530818453536, 2314885530818453536, 6566283579056201760, 3966085137663358067}}
        pid = <optimized out>
        tid = <optimized out>
#1  0x00007fb344f533ea in __GI_abort () at abort.c:89
        save_stage = 2
        act = {__sigaction_handler = {sa_handler = 0x362e312e6f732e76, sa_sigaction = 0x362e312e6f732e76}, sa_mask = {__val = {3761458304934098222, 3256155514264958773, 3546361729894213175, 3255383588231721057, 3487247569504968816, 3616454513778503728, 4050200838708344608, 2314885530818453536, 2314885530818453536, 7091318037929795616, 3257288213055174703, 7955377262162766188, 7306093561037729653, 3904112002484874870, 3761458304934098222, 140735114008384}}, sa_flags = 62, sa_restorer = 0x7fff727a5740}
        sigs = {__val = {32, 0 <repeats 15 times>}}
#2  0x00007fb344f950d0 in __libc_message (do_abort=do_abort@entry=2, fmt=fmt@entry=0x7fb3450a88ec "*** %s ***: %s terminated\n") at ../sysdeps/posix/libc_fatal.c:175
        ap = {{gp_offset = 32, fp_offset = 4294934528, overflow_arg_area = 0x7fff727a5750, reg_save_area = 0x7fff727a56e0}}
        fd = 2
        on_2 = <optimized out>
        list = <optimized out>
        nlist = <optimized out>
        cp = <optimized out>
        written = <optimized out>
#3  0x00007fb3450362c4 in __GI___fortify_fail (msg=<optimized out>, msg@entry=0x7fb3450a887d "buffer overflow detected") at fortify_fail.c:37
        do_abort = 2
#4  0x00007fb345034240 in __GI___chk_fail () at chk_fail.c:28
No locals.
#5  0x00007fb3450335a2 in __strcpy_chk (dest=0x55b8db89c920 "", src=0x55b8db9c6f44 "HP Designjet T520 36in ", '\\' <repeats 177 times>..., destlen=128) at strcpy_chk.c:30
        len = <optimized out>
#6  0x00007fb34019d9ee in __parsePrinterAttributes () from /usr/lib/x86_64-linux-gnu/libhpipp.so.0
No symbol table info available.
#7  0x00007fb34019dad3 in getCupsPrinters () from /usr/lib/x86_64-linux-gnu/libhpipp.so.0
No symbol table info available.
#8  0x00007fb34062a6c0 in getPrinters () from /usr/lib/python3/dist-packages/cupsext.cpython-35m-x86_64-linux-gnu.so
No symbol table info available.
#9  0x000055b8d95bc0ff in PyCFunction_Call ()
No symbol table info available.
#10 0x000055b8d960f8ba in PyEval_EvalFrameEx ()
No symbol table info available.
#11 0x000055b8d960fb0f in PyEval_EvalFrameEx ()
No symbol table info available.
#12 0x000055b8d96143f6 in ?? ()
No symbol table info available.
#13 0x000055b8d96100cc in PyEval_EvalFrameEx ()
No symbol table info available.
#14 0x000055b8d960fb0f in PyEval_EvalFrameEx ()
No symbol table info available.
#15 0x000055b8d960fb0f in PyEval_EvalFrameEx ()
No symbol table info available.
#16 0x000055b8d96151ef in PyEval_EvalCodeEx ()
No symbol table info available.
#17 0x000055b8d95be1b3 in ?? ()
No symbol table info available.
#18 0x000055b8d96a42f7 in PyObject_Call ()
No symbol table info available.
#19 0x000055b8d95d9c0e in ?? ()
No symbol table info available.
#20 0x000055b8d96a42f7 in PyObject_Call ()
No symbol table info available.
#21 0x000055b8d965e4b0 in PyEval_CallObjectWithKeywords ()
No symbol table info available.
#22 0x00007fb33502f888 in ?? () from /usr/lib/python3/dist-packages/PyQt5/QtCore.cpython-35m-x86_64-linux-gnu.so
No symbol table info available.
#23 0x00007fb33502fcd0 in ?? () from /usr/lib/python3/dist-packages/PyQt5/QtCore.cpython-35m-x86_64-linux-gnu.so
No symbol table info available.
#24 0x00007fb335032b40 in ?? () from /usr/lib/python3/dist-packages/PyQt5/QtCore.cpython-35m-x86_64-linux-gnu.so
No symbol table info available.
#25 0x00007fb335033567 in ?? () from /usr/lib/python3/dist-packages/PyQt5/QtCore.cpython-35m-x86_64-linux-gnu.so
No symbol table info available.
#26 0x00007fb33b7e9699 in QObject::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
No symbol table info available.
#27 0x00007fb33c0f68ac in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
No symbol table info available.
#28 0x00007fb33c0fbd4f in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
No symbol table info available.
#29 0x00007fb33c7acf1e in ?? () from /usr/lib/python3/dist-packages/PyQt5/QtWidgets.cpython-35m-x86_64-linux-gnu.so
No symbol table info available.
#30 0x00007fb33b7bb3b0 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
No symbol table info available.
#31 0x00007fb33b7bd33c in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
No symbol table info available.
#32 0x00007fb33b811083 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
No symbol table info available.
#33 0x00007fb33ac927d7 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#34 0x00007fb33ac92a40 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#35 0x00007fb33ac92aec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#36 0x00007fb33b81148f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
No symbol table info available.
#37 0x00007fb33b7b90fa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
No symbol table info available.
#38 0x00007fb33b7c190c in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
No symbol table info available.
#39 0x00007fb33c7710db in ?? () from /usr/lib/python3/dist-packages/PyQt5/QtWidgets.cpython-35m-x86_64-linux-gnu.so
No symbol table info available.
#40 0x000055b8d95bc0ff in PyCFunction_Call ()
No symbol table info available.
#41 0x000055b8d960f8ba in PyEval_EvalFrameEx ()
No symbol table info available.
#42 0x000055b8d96143f6 in ?? ()
No symbol table info available.
#43 0x000055b8d96150af in PyEval_EvalCode ()
No symbol table info available.
#44 0x000055b8d96ee532 in ?? ()
No symbol table info available.
#45 0x000055b8d96f0a5d in PyRun_FileExFlags ()
No symbol table info available.
#46 0x000055b8d96f11fe in PyRun_SimpleFileExFlags ()
No symbol table info available.
#47 0x000055b8d9721647 in Py_Main ()
No symbol table info available.
#48 0x000055b8d95b17e1 in main ()
No symbol table info available.