The test fails sporadically both in WPE and GTK Wayland, although more often in WPE.

Diff: https://build.webkit.org/results/WPE-Linux-64-bit-Release-Tests/r269285%20(20870)/imported/w3c/web-platform-tests/webaudio/the-audio-api/the-pannernode-interface/panner-distance-clamping-diff.txt

--- /home/buildbot/wpe/wpe-linux-64-release-tests/build/layout-test-results/imported/w3c/web-platform-tests/webaudio/the-audio-api/the-pannernode-interface/panner-distance-clamping-expected.txt
+++ /home/buildbot/wpe/wpe-linux-64-release-tests/build/layout-test-results/imported/w3c/web-platform-tests/webaudio/the-audio-api/the-pannernode-interface/panner-distance-clamping-actual.txt
@@ -36,10 +36,10 @@
 PASS   Test panner output {"distance":2,"distanceModel":"inverse","maxDistance":1000,"refDistance":10} is identical to the array [expected array].
 PASS < [min-distance] All assertions passed. (total 12 assertions)
 PASS > [max-distance]
+PASS   Model: exponential: Distance (21000) is outside the range [1, 10000] is equal to true.
+PASS   Test panner output {"distance":21000,"distanceModel":"exponential"} is identical to the array [expected array].
 PASS   Model: linear: Distance (20000) is outside the range [1, 10000] is equal to true.
 PASS   Test panner output {"distance":20000,"distanceModel":"linear"} is identical to the array [expected array].
-PASS   Model: exponential: Distance (21000) is outside the range [1, 10000] is equal to true.
-PASS   Test panner output {"distance":21000,"distanceModel":"exponential"} is identical to the array [expected array].
 PASS   Model: inverse: Distance (23000) is outside the range [1, 10000] is equal to true.
 PASS   Test panner output {"distance":23000,"distanceModel":"inverse"} is identical to the array [expected array].
 PASS   Model: linear: Distance (5000) is outside the range [10, 1000] is equal to true.