olemus
ISO/IEC 2382:
funktsionaalüksuse sisetalitluse jäädvustis,
mis kajastab
rikke avastamisele vahetult eelnenud olekute jada
=
record of the internal operation of a functional unit, obtained by a monitor that reflects a sequence of states immediately preceding the detection of a fault

näiteid
https://jvns.ca/blog/2018/04/28/debugging-a-segfault-on-linux/

https://blog.richard.do/2018/03/18/how-to-debug-segmentation-fault-in-python/