[CI] Synchronize shared offload unlink test before observing pathname (#55604)

Signed-off-by: khluu <khluu000@gmail.com> Co-authored-by: Codex <noreply@openai.com>

Kevin H. Luu committed Sep 7, 2026 at 12:52 UTC 58f09211dd6a21207903a02c66e924ed518b74ae
1 file changed +2
tests/v1/kv_offload/cpu/test_shared_offload_region.py
+2
@@ -204,6 +204,8 @@ def _mp_barrier_construct_and_hold(
204 cpu_page_size=PAGE_SIZE,
205 barrier=lambda: barrier.wait(30),
206 )
207 + # The constructor's barrier precedes the creator's unlink.
208 + barrier.wait(30)
209 t = region.create_next_worker_view(PAGE_SIZE)
210 t[:, :] = fill_value
211 done_queue.put(