tsdgeos@tsdgeos-ThinkPad-Yoga-460:~$ gdb -arg kblocks 
GNU gdb (Ubuntu 7.12-0ubuntu1) 7.12
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Reading symbols from kblocks...(no debugging symbols found)...done.
(gdb) r
Starting program: /snap/bin/kblocks 
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[New Thread 0x7ffff77f2700 (LWP 12646)]
[New Thread 0x7ffff6ff1700 (LWP 12647)]
[New Thread 0x7ffff67f0700 (LWP 12648)]
[New Thread 0x7ffff5fef700 (LWP 12649)]
[New Thread 0x7ffff4b5a700 (LWP 12650)]
[Thread 0x7ffff4b5a700 (LWP 12650) exited]
[Thread 0x7ffff5fef700 (LWP 12649) exited]
[Thread 0x7ffff6ff1700 (LWP 12647) exited]
[Thread 0x7ffff77f2700 (LWP 12646) exited]
process 12642 is executing new program: /usr/lib/snapd/snap-confine
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
need to run as root or suid
[Inferior 1 (process 12642) exited with code 01]