def_daemon segfault sp error 15 code example

Example: def_daemon[19685]: segfault at 7f4d6811b7f0 ip 00007f4d6811b7f0 sp 00007f4d65bcc808 error 15

# The error code 15 is 1111 bit. Finally, we can know the meaning of 1111 as follows:

01111
^^^^^