Hi Greg, Can you please cherry-pick this to LTS: commit bf53fc6b5f415cddc7118091cb8fd6a211b2320d Author: Jan Kratochvil <jan.kratochvil@xxxxxxxxxx> Date: Fri Dec 4 09:17:02 2020 -0300 perf unwind: Fix separate debug info files when using elfutils' libdw's unwinder -Tommi