[3.15] gh-151496: Use process groups in TraceBackend in test_dtrace (GH-152039)#152082
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…ythonGH-152039) Run the generic DTrace/SystemTap commands in a new process group and terminate the whole group on timeout. This prevents a forked tracer child from keeping stdout/stderr pipes open after the direct tracer process is killed. (cherry picked from commit 1785f4b35f899704df0be54cba3776906186b2b1) Co-authored-by: stratakis <cstratak@redhat.com>
This was referenced Jun 24, 2026
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Run the generic DTrace/SystemTap commands in a new process group and
terminate the whole group on timeout.
This prevents a forked tracer child from keeping stdout/stderr pipes
open after the direct tracer process is killed.
(cherry picked from commit 1785f4b)
Co-authored-by: stratakis cstratak@redhat.com
test_dtracecan hang indefinitely when bpftrace usability check times out #151496