#0  0x0000000000000000 in ?? ()
No symbol table info available.
#1  0x00007f47af82fcee in QSpinBoxPrivate::QSpinBoxPrivate() () from /tmp/apport_sandbox_8rC89f/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
No symbol table info available.
#2  0x41d720b2ff0f5500 in ?? ()
No symbol table info available.
#3  0x000056407e305bf0 in ?? ()
No symbol table info available.
#4  0x000056407e305bf0 in ?? ()
No symbol table info available.
#5  0x000056407e23bcc0 in ?? ()
No symbol table info available.
#6  0x000056407e373ce8 in ?? ()
No symbol table info available.
#7  0x00007ffc97888dd0 in ?? ()
No symbol table info available.
#8  0x0000000000000000 in ?? ()
No symbol table info available.