| # Trigger a free-memory read bug in cp from coreutils-[8.11..8.19] | |
| # Copyright (C) 2012-2025 Free Software Foundation, Inc. | |
| # This program is free software: you can redistribute it and/or modify | |
| # it under the terms of the GNU General Public License as published by | |
| # the Free Software Foundation, either version 3 of the License, or | |
| # (at your option) any later version. | |
| # This program is distributed in the hope that it will be useful, | |
| # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| # GNU General Public License for more details. | |
| # You should have received a copy of the GNU General Public License | |
| # along with this program. If not, see <https://www.gnu.org/licenses/>. | |
| . "${srcdir=.}/tests/init.sh"; path_prepend_ ./src | |
| print_ver_ cp | |
| require_valgrind_ | |
| require_perl_ | |
| # Trigger FMR in fiemap logic from v8.11..v8.19 | |
| $PERL -e 'for (1..600) { sysseek (*STDOUT, 4096, 1)' \ | |
| -e '&& syswrite (*STDOUT, "a" x 1024) or die "$!"}' > j || fail=1 | |
| valgrind --quiet --error-exitcode=3 cp --reflink=never j j2 || fail=1 | |
| cmp j j2 || fail=1 | |
| Exit $fail | |