On Wed, Apr 17, 2024 at 05:18:34PM -0400, Josh Marshall wrote: > One issue I'm seeing is that gdb isn't seeing debugging symbols. I'm > getting the following output with the config linked. > > https://pastebin.com/tjq7QtQk > > ``` > anadon@botamon:~/Documents/code/linux$ gdb arch/x86/boot/bzImage > GNU gdb (Ubuntu 15.0.50.20240403-0ubuntu1) 15.0.50.20240403-git > Copyright (C) 2024 Free Software Foundation, Inc. > License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html> > This is free software: you are free to change and redistribute it. > There is NO WARRANTY, to the extent permitted by law. > Type "show copying" and "show warranty" for details. > This GDB was configured as "x86_64-linux-gnu". > Type "show configuration" for configuration details. > For bug reporting instructions, please see: > <https://www.gnu.org/software/gdb/bugs/>. > Find the GDB manual and other documentation resources online at: > <http://www.gnu.org/software/gdb/documentation/>. > > For help, type "help". > Type "apropos word" to search for commands related to "word"... > Reading symbols from arch/x86/boot/bzImage... > (No debugging symbols found in arch/x86/boot/bzImage) > ``` > You should load vmlinux to the gdb, not the bzImage. bzImage is a compressed version of the kernel and its used boot, vmlinux is the static ELF binary that contains the debugging symbols.
