#0  0x000000000040b50e in ?? ()
#1  0x0000000000404de2 in ?? ()
#2  0x00002b3629fdfee1 in ?? () from /usr/lib/libjack-0.100.0.so.0
#3  0x00002b3629fe339e in ?? () from /usr/lib/libjack-0.100.0.so.0
#4  0x00002b36292c12a5 in start_thread () from /lib/libpthread.so.0
#5  0x00002b362a9aa61d in clone () from /lib/libc.so.6
#6  0x0000000000000000 in ?? ()