Vital 1.0.3 VST3 Linux in REAPER. Seems to happen randomly when closing editor.
EDIT: actually, can be reproduced quite reliably, unfortunately
#1 0x00007fffc2070fcd in juce::WebInputStream::Pimpl::singleStep() () at /home/???/.vst3/Vital.vst3/Contents/x86_64-linux/Vital.so
#2 0x00007fffc20a4627 in juce::WebInputStream::connect(juce::WebInputStream::Listener*) () at /home/???/.vst3/Vital.vst3/Contents/x86_64-linux/Vital.so
#3 0x00007fffc245ee6b in juce::URL::downloadToFile(juce::File const&, juce::String, juce::URL::DownloadTask::Listener*, bool) [clone .constprop.2436] () at /home/???/.vst3/Vital.vst3/Contents/x86_64-linux/Vital.so
#4 0x00007fffc219f660 in DownloadSection::DownloadThread::run() () at /home/???/.vst3/Vital.vst3/Contents/x86_64-linux/Vital.so
#5 0x00007fffc208d377 in juce::threadEntryProc(void*) [clone .lto_priv.9348] () at /home/???/.vst3/Vital.vst3/Contents/x86_64-linux/Vital.so
#6 0x00007ffff7f7e3e9 in start_thread () at /usr/lib/libpthread.so.0
#7 0x00007ffff7a88293 in clone () at /usr/lib/libc.so.6```