# ps -u ttn
  PID TTY          TIME CMD
 2223 tty1     00:00:00 ash
 2249 tty1     00:00:00 make
 2251 tty1     00:00:00 make
 2255 tty1     00:00:00 sh
 2264 tty1     00:00:00 make
 2299 tty1     00:00:00 sh
 2303 tty1     00:00:00 lt-test_helper_
 2316 tty1     00:00:00 taler-exchange-


# cat -v /proc/2316/cmdline
/usr/local/bin//taler-exchange-secmod-eddsa^@-c^@test_helper_eddsa.conf^@-L^@WARNING^@


# gdb -p 2316
GNU gdb (GDB) 10.1
[...]
Attaching to process 2316
[New LWP 2317]
0x00007f8399eb1352 in ?? () from /lib/ld-musl-x86_64.so.1
(gdb) bt
#0  0x00007f8399eb1352 in ?? () from /lib/ld-musl-x86_64.so.1
#1  0x00007f8399eae66c in ?? () from /lib/ld-musl-x86_64.so.1
#2  0x00007f839964dc84 in ?? ()
#3  0x0000000000000000 in ?? ()
(gdb)