Date: Tue, 13 Aug 2013 13:31:01 GMT From: kenorb <kenorb@gmail.com> To: freebsd-gnats-submit@FreeBSD.org Subject: bin/181263: grep crashes at memchr/__sfvwrite when using colors Message-ID: <201308131331.r7DDV1LA051830@oldred.freebsd.org> Resent-Message-ID: <201308131340.r7DDe0XS020740@freefall.freebsd.org>
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>Number: 181263 >Category: bin >Synopsis: grep crashes at memchr/__sfvwrite when using colors >Confidential: no >Severity: non-critical >Priority: low >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Tue Aug 13 13:40:00 UTC 2013 >Closed-Date: >Last-Modified: >Originator: kenorb >Release: OSX >Organization: >Environment: >Description: BSD grep is crashing on different behavior when using --colors parameter. Check the below examples. Related posts: http://lists.freebsd.org/pipermail/freebsd-current/2011-August/026502.html http://stackoverflow.com/questions/17247142/grep-f-on-os-x-produces-segfault/18210372 >How-To-Repeat: 1. $ echo 'abcd*' | grep --color=auto -e ".*" -e a Segmentation fault: 11 2. $ echo "fojeiwuroiuwet\nljfajsljkfabcdddjlfkajlkj\nabcaaa\nzzzabc\n" | grep --color -f grepfile Segmentation fault: 11 3. echo 'abcd*' > grepfile echo 'abc$' >> grepfile echo '^abc' >> grepfile echo "fojeiwuroiuwet\nljfajsljkfabcdddjlfkajlkj\nabcaaa\nzzzabc\n" | grep --color=auto -f grepfile >Fix: Don't use colors e.g. --color=never >Release-Note: >Audit-Trail: >Unformatted:
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