Latency test on S10e stalls with 3.5mm loopback, intermittent

Android version(s): PPR1
Android device(s): S10e (Exynos)
Oboe version: 1.5.1
App name used for testing: OboeTester

**Short description**
Running Round Trip Latency test, [Average] stalls on second pass

**Steps to reproduce**
Plug in loopback adapter
Adjust volume to 3/4.
Launch OboeTester
Tap ROUND TRIP LATENCY
Tap Average

**Expected behavior**
Complete 5 iterations and report average.

**Actual behavior**
Stalls on second pass.
Progress = 0
State = 0
Frames read and written are advancing.

**Device**
Samsung S10e (Exynos)