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32 lines
1.1 KiB
Bash
Executable File
32 lines
1.1 KiB
Bash
Executable File
#!/bin/sh
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# Trigger a free-memory read bug in cp from coreutils-[8.11..8.19]
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# Copyright (C) 2012-2026 Free Software Foundation, Inc.
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <https://www.gnu.org/licenses/>.
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. "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
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print_ver_ cp
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require_valgrind_
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require_perl_
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# Trigger FMR in fiemap logic from v8.11..v8.19
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$PERL -e 'for (1..600) { sysseek (*STDOUT, 4096, 1)' \
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-e '&& syswrite (*STDOUT, "a" x 1024) or die "$!"}' > j || fail=1
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valgrind --quiet --error-exitcode=3 cp --reflink=never j j2 || fail=1
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cmp j j2 || fail=1
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Exit $fail
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