speexdec: Crash when stopping the pipeline

GStreamer version: 1.16.2.

Operating system: Windows 10 x64 (desktop).

Reproduce: run the following command:

gst-launch-1.0.exe -v filesrc location=sample1.spx ! oggdemux ! speexdec ! audioconvert ! audioresample ! autoaudiosink

Expected: When I press CTRL+C to stop the pipeline, it does not crash.

Actual: When I press CTRL+C to stop the pipeline, it crash. I've tried setting gst-debug=4 but I've not found any error or warning that could cause the problem.`.

Note: The file "sample1.spx" was downloaded from https://filesamples.com/formats/spx