33 lines
826 B
Bash
Executable File
33 lines
826 B
Bash
Executable File
#!/bin/sh
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#
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# Check decoding of threads when a non-leader thread invokes execve.
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#
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# Copyright (c) 2016 Dmitry V. Levin <ldv@altlinux.org>
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# Copyright (c) 2016-2018 The strace developers.
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# All rights reserved.
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#
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# SPDX-License-Identifier: GPL-2.0-or-later
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. "${srcdir=.}/init.sh"
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# Check that PTRACE_EVENT_EXEC support in kernel is good enough.
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# The kernel before commit v3.1-rc1~308^2~7 reported 0 instead of old pid.
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require_min_kernel_version_or_skip 3.1
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check_prog diff
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run_prog > /dev/null
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set -- -a21 -f -esignal=none -e trace=execve,exit,nanosleep,rt_sigsuspend $args
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# Due to probabilistic nature of the test, try it several times.
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i=0
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while [ $i -le 19 ]; do
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i="$(($i+1))"
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run_strace "$@" > "$EXP"
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sed 1d < "$LOG" > "$OUT"
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diff -- "$EXP" "$OUT" || continue
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exit 0
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done
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fail_ "$STRACE $* output mismatch"
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