Steps i can reproduce:
wget https://bugs.launchpad.net/ubuntu/+source/os-prober/+bug/1826294/+attachment/5652492/+files/reproducer.sh
chmod +x reproducer.sh
sudo journalctl -f -e &
clear
sudo ./reproducer.sh
Steps i can reproduce:
wget https:/ /bugs.launchpad .net/ubuntu/ +source/ os-prober/ +bug/1826294/ +attachment/ 5652492/ +files/ reproducer. sh
chmod +x reproducer.sh
sudo journalctl -f -e &
clear
sudo ./reproducer.sh