[Toybox] grep -x segfault

Felix Janda felix.janda at posteo.de
Sat Mar 28 11:47:41 PDT 2015


$ answer=42
$ var=$(for i in $(seq $answer); do printf a; done)
$ printf "%s\n\n" $var > file
$ toybox grep -x $var file
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
Segmentation fault


I haven't yet investigated the cause.

42 is the minimal value for the segfault to trigger.

Possibly relevant: I'm using musl libc.


Felix

 1427568461.0


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