#0  0x00007fbaa4f66814 in ?? () from /usr/lib/x86_64-linux-gnu/sane/libsane-genesys.so.1
No symbol table info available.
#1  0x00007fbaa4f689f4 in ?? () from /usr/lib/x86_64-linux-gnu/sane/libsane-genesys.so.1
No symbol table info available.
#2  0x00007fbaa4f691b1 in ?? () from /usr/lib/x86_64-linux-gnu/sane/libsane-genesys.so.1
No symbol table info available.
#3  0x00007fbaa4f5baae in ?? () from /usr/lib/x86_64-linux-gnu/sane/libsane-genesys.so.1
No symbol table info available.
#4  0x00007fbaa4f62d20 in sane_genesys_start () from /usr/lib/x86_64-linux-gnu/sane/libsane-genesys.so.1
No symbol table info available.
#5  0x0000000000423e8d in ?? ()
No symbol table info available.
#6  0x00007fbad877df15 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#7  0x00007fbad7dc0182 in start_thread (arg=0x7fbac382f700) at pthread_create.c:312
        __res = <optimized out>
        pd = 0x7fbac382f700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140440120784640, -6166343198935543563, 0, 0, 140440120785344, 140440120784640, 6131994549524697333, 6131950166033764597}, 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"
#8  0x00007fbad7aeb30d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111
No locals.