misc/59255: tests/lib/librumpclient/t_exec: intermittent failures

[campbell+netbsd%mumble.net@localhost]

>Number:         59255
>Category:       misc
>Synopsis:       tests/lib/librumpclient/t_exec: intermittent failures
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    misc-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Sun Apr 06 14:20:00 +0000 2025
>Originator:     Taylor R Campbell
>Release:        current
>Organization:
The RumpBSD Execution
>Environment:
>Description:
Various test cases in tests/lib/librumpclient/t_exec have been intermittently failing for a while:

https://releng.netbsd.org/b5reports/i386/2025/2025.03.02.08.14.26/test.html#lib_librumpclient_t_exec_vfork
https://releng.netbsd.org/b5reports/i386/2025/2025.03.02.14.13.22/test.html#lib_librumpclient_t_exec_vfork
https://releng.netbsd.org/b5reports/i386/2025/2025.03.04.00.41.00/test.html#lib_librumpclient_t_exec_vfork
https://releng.netbsd.org/b5reports/i386/2025/2025.03.04.16.40.46/test.html#lib_librumpclient_t_exec_vfork
https://releng.netbsd.org/b5reports/i386/2025/2025.03.08.19.09.46/test.html#lib_librumpclient_t_exec_threxec
https://releng.netbsd.org/b5reports/i386/2025/2025.03.09.18.50.20/test.html#lib_librumpclient_t_exec_vfork
https://releng.netbsd.org/b5reports/i386/2025/2025.03.09.18.58.18/test.html#lib_librumpclient_t_exec_cloexec
https://releng.netbsd.org/b5reports/i386/2025/2025.03.09.22.06.28/test.html#lib_librumpclient_t_exec_cloexec
https://releng.netbsd.org/b5reports/i386/2025/2025.03.10.05.06.02/test.html#lib_librumpclient_t_exec_vfork
https://releng.netbsd.org/b5reports/i386/2025/2025.03.11.05.48.26/test.html#lib_librumpclient_t_exec_vfork
https://releng.netbsd.org/b5reports/i386/2025/2025.03.11.14.13.45/test.html#lib_librumpclient_t_exec_cloexec
https://releng.netbsd.org/b5reports/i386/2025/2025.03.12.07.57.05/test.html#lib_librumpclient_t_exec_vfork
https://releng.netbsd.org/b5reports/i386/2025/2025.03.14.06.40.51/test.html#lib_librumpclient_t_exec_vfork
https://releng.netbsd.org/b5reports/i386/2025/2025.03.14.18.50.03/test.html#lib_librumpclient_t_exec_threxec
https://releng.netbsd.org/b5reports/i386/2025/2025.03.18.07.58.09/test.html#lib_librumpclient_t_exec_vfork
https://releng.netbsd.org/b5reports/i386/2025/2025.03.19.18.15.27/test.html#lib_librumpclient_t_exec_cloexec
https://releng.netbsd.org/b5reports/i386/2025/2025.03.21.07.09.58/test.html#lib_librumpclient_t_exec_vfork
https://releng.netbsd.org/b5reports/i386/2025/2025.03.24.00.13.58/test.html#lib_librumpclient_t_exec_vfork
https://releng.netbsd.org/b5reports/i386/2025/2025.03.26.00.05.56/test.html#lib_librumpclient_t_exec_vfork
https://releng.netbsd.org/b5reports/i386/2025/2025.03.29.11.51.54/test.html#lib_librumpclient_t_exec_threxec
https://releng.netbsd.org/b5reports/i386/2025/2025.03.29.17.29.20/test.html#lib_librumpclient_t_exec_vfork
https://releng.netbsd.org/b5reports/i386/2025/2025.03.29.21.45.08/test.html#lib_librumpclient_t_exec_vfork
https://releng.netbsd.org/b5reports/i386/2025/2025.03.30.14.13.59/test.html#lib_librumpclient_t_exec_threxec
https://releng.netbsd.org/b5reports/i386/2025/2025.03.30.16.23.13/test.html#lib_librumpclient_t_exec_threxec
https://releng.netbsd.org/b5reports/i386/2025/2025.03.31.13.03.23/test.html#lib_librumpclient_t_exec_vfork
https://releng.netbsd.org/b5reports/i386/2025/2025.03.31.14.46.42/test.html#lib_librumpclient_t_exec_threxec
https://releng.netbsd.org/b5reports/i386/2025/2025.04.01.23.02.29/test.html#lib_librumpclient_t_exec_vfork
https://releng.netbsd.org/b5reports/i386/2025/2025.04.02.17.44.07/test.html#lib_librumpclient_t_exec_vfork
https://releng.netbsd.org/b5reports/i386/2025/2025.04.03.14.51.37/test.html#lib_librumpclient_t_exec_vfork
https://releng.netbsd.org/b5reports/i386/2025/2025.04.03.17.49.49/test.html#lib_librumpclient_t_exec_vfork
https://releng.netbsd.org/b5reports/i386/2025/2025.04.04.18.57.01/test.html#lib_librumpclient_t_exec_vfork
https://releng.netbsd.org/b5reports/i386/2025/2025.04.06.03.33.51/test.html#lib_librumpclient_t_exec_cloexec
>How-To-Repeat:
cd /usr/tests/lib/librumpclient
atf-run t_exec | atf-report
>Fix:
Yes, please!