I have a backtrace from a sysrq-t, hung_task message or /proc/<pid>/stack, how do I map this to source code?

Introduction

This article discusses one method for mapping a symbol from a kernel backtrace to source code using the eu-addr2line utility along with the kernel symbols found in the kernel-debuginfo RPM.

Example 1: Decoding a non-module based kernel symbol

• First, get a symbol for which you want to lookup. This could come from a hung-task ...