Bug 1161832

Created attachment 956321 [details]
Backported fix

grep-2.20-5.fc21 has been submitted as an update for Fedora 21.
https://admin.fedoraproject.org/updates/grep-2.20-5.fc21

Package grep-2.20-5.fc21:
* should fix your issue,
* was pushed to the Fedora 21 testing repository,
* should be available at your local mirror within two days.
Update it with:
# su -c 'yum update --enablerepo=updates-testing grep-2.20-5.fc21'
as soon as you are able to.
Please go to the following url:
https://admin.fedoraproject.org/updates/FEDORA-2014-14808/grep-2.20-5.fc21
then log in and leave karma (feedback).

the internal tests don't pass on s390(x)

...
PASS: pcre
PASS: pcre-abort
pcre-infloop: failed test: libpcre's match function appears to infloop
FAIL: pcre-infloop

and the next test (pcre-invalid-utf8-input) seems to enter an endless loop


[sharkcz@devel3 tests]$ cat pcre-infloop.log 
++ initial_cwd_=/home/sharkcz/grep/grep-2.20/tests
++ fail=0
+++ testdir_prefix_
+++ printf gt
++ pfx_=gt
+++ mktempd_ /home/sharkcz/grep/grep-2.20/tests gt-pcre-infloop.XXXX
+++ case $# in
+++ destdir_=/home/sharkcz/grep/grep-2.20/tests
+++ template_=gt-pcre-infloop.XXXX
+++ MAX_TRIES_=4
+++ case $destdir_ in
+++ case $template_ in
++++ unset TMPDIR
+++ d=/home/sharkcz/grep/grep-2.20/tests/gt-pcre-infloop.HTz5
+++ case $d in
+++ test -d /home/sharkcz/grep/grep-2.20/tests/gt-pcre-infloop.HTz5
++++ ls -dgo /home/sharkcz/grep/grep-2.20/tests/gt-pcre-infloop.HTz5
++++ tr S -
+++ perms='drwx------. 2 4096 Nov 14 13:21 /home/sharkcz/grep/grep-2.20/tests/gt-pcre-infloop.HTz5'
+++ case $perms in
+++ test 0 = 0
+++ echo /home/sharkcz/grep/grep-2.20/tests/gt-pcre-infloop.HTz5
+++ return
++ test_dir_=/home/sharkcz/grep/grep-2.20/tests/gt-pcre-infloop.HTz5
++ cd /home/sharkcz/grep/grep-2.20/tests/gt-pcre-infloop.HTz5
++ gl_init_sh_nl_='
'
++ IFS=' 	
'
++ for sig_ in 1 2 3 13 15
+++ expr 1 + 128
++ eval 'trap '\''Exit 129'\'' 1'
+++ trap 'Exit 129' 1
++ for sig_ in 1 2 3 13 15
+++ expr 2 + 128
++ eval 'trap '\''Exit 130'\'' 2'
+++ trap 'Exit 130' 2
++ for sig_ in 1 2 3 13 15
+++ expr 3 + 128
++ eval 'trap '\''Exit 131'\'' 3'
+++ trap 'Exit 131' 3
++ for sig_ in 1 2 3 13 15
+++ expr 13 + 128
++ eval 'trap '\''Exit 141'\'' 13'
+++ trap 'Exit 141' 13
++ for sig_ in 1 2 3 13 15
+++ expr 15 + 128
++ eval 'trap '\''Exit 143'\'' 15'
+++ trap 'Exit 143' 15
++ trap remove_tmp_ 0
+ path_prepend_ ../src
+ test 1 '!=' 0
+ path_dir_=../src
+ case $path_dir_ in
+ abs_path_dir_=/home/sharkcz/grep/grep-2.20/tests/../src
+ case $abs_path_dir_ in
+ PATH=/home/sharkcz/grep/grep-2.20/tests/../src:/home/sharkcz/grep/grep-2.20/src:/usr/local/bin:/usr/bin:/usr/local/sbin:/usr/sbin:/home/sharkcz/.local/bin:/home/sharkcz/bin
+ create_exe_shims_ /home/sharkcz/grep/grep-2.20/tests/../src
+ case $EXEEXT in
+ return 0
+ shift
+ test 0 '!=' 0
+ export PATH
+ require_pcre_
+ echo .
+ grep -P .
.
+ compare /dev/null err
+ compare_dev_null_ /dev/null err
+ test 2 = 2
+ test x/dev/null = x/dev/null
+ test -s err
+ return 0
+ return 0
+ require_timeout_
+ timeout 10s false
+ test 1 = 1
+ require_en_utf8_locale_
+ path_prepend_ .
+ test 1 '!=' 0
+ path_dir_=.
+ case $path_dir_ in
+ abs_path_dir_=/home/sharkcz/grep/grep-2.20/tests/.
+ case $abs_path_dir_ in
+ PATH=/home/sharkcz/grep/grep-2.20/tests/.:/home/sharkcz/grep/grep-2.20/tests/../src:/home/sharkcz/grep/grep-2.20/src:/usr/local/bin:/usr/bin:/usr/local/sbin:/usr/sbin:/home/sharkcz/.local/bin:/home/sharkcz/bin
+ create_exe_shims_ /home/sharkcz/grep/grep-2.20/tests/.
+ case $EXEEXT in
+ return 0
+ shift
+ test 0 '!=' 0
+ export PATH
+ case $(get-mb-cur-max en_US.UTF-8) in
++ get-mb-cur-max en_US.UTF-8
+ require_compiled_in_MB_support
+ require_en_utf8_locale_
+ path_prepend_ .
+ test 1 '!=' 0
+ path_dir_=.
+ case $path_dir_ in
+ abs_path_dir_=/home/sharkcz/grep/grep-2.20/tests/.
+ case $abs_path_dir_ in
+ PATH=/home/sharkcz/grep/grep-2.20/tests/.:/home/sharkcz/grep/grep-2.20/tests/.:/home/sharkcz/grep/grep-2.20/tests/../src:/home/sharkcz/grep/grep-2.20/src:/usr/local/bin:/usr/bin:/usr/local/sbin:/usr/sbin:/home/sharkcz/.local/bin:/home/sharkcz/bin
+ create_exe_shims_ /home/sharkcz/grep/grep-2.20/tests/.
+ case $EXEEXT in
+ return 0
+ shift
+ test 0 '!=' 0
+ export PATH
+ case $(get-mb-cur-max en_US.UTF-8) in
++ get-mb-cur-max en_US.UTF-8
+ printf $'\303\251'
+ LC_ALL=en_US.UTF-8
+ grep '[[:lower:]]'
é
+ printf 'a\201b\r'
+ fail=0
+ LC_ALL=en_US.UTF-8
+ timeout 3 grep -P 'a.?..b' in
+ test 124 = 1
+ fail_ 'libpcre'\''s match function appears to infloop'
+ warn_ 'pcre-infloop: failed test: libpcre'\''s match function appears to infloop'
+ case $IFS in
+ printf '%s\n' 'pcre-infloop: failed test: libpcre'\''s match function appears to infloop'
pcre-infloop: failed test: libpcre's match function appears to infloop
+ test 9 = 2
+ printf '%s\n' 'pcre-infloop: failed test: libpcre'\''s match function appears to infloop'
+ sed 1q
+ Exit 1
+ set +e
+ exit 1
+ exit 1
+ remove_tmp_
+ __st=1
+ cleanup_
+ :
+ cd /home/sharkcz/grep/grep-2.20/tests
+ chmod -R u+rwx /home/sharkcz/grep/grep-2.20/tests/gt-pcre-infloop.HTz5
+ rm -rf /home/sharkcz/grep/grep-2.20/tests/gt-pcre-infloop.HTz5
+ exit 1
FAIL pcre-infloop (exit status: 1)

Interesting is that build on ppc64/ppc64le passes - http://ppc.koji.fedoraproject.org/koji/buildinfo?buildID=276813

(In reply to Dan Horák from comment #4)
> the internal tests don't pass on s390(x)

Thanks for the report, it is a bit more complicated that it seemed :)

grep-2.20-6.fc21 has been submitted as an update for Fedora 21.
https://admin.fedoraproject.org/updates/grep-2.20-6.fc21

Name        : grep
Version     : 2.20
Release     : 6.fc21
Architecture: x86_64

Works OK for me.

grep-2.20-6.fc21 has been pushed to the Fedora 21 stable repository.  If problems still persist, please make note of it in this bug report.