[Kgdb-bugreport] Using kgdb to debug kernel modules
Status: Beta
Brought to you by:
jwessel
From: Grigory M. <gri...@gm...> - 2009-12-24 04:48:15
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Dear All, I was trying to debug loadable linux kernel modules using standard setup environment. It is x86_64, Kernel - 2.6.32, gdb - 6.8.29 (the same with 7.0 and even gdbmod which is based on 6.4). While it was complete success to debug kernel itself, debugging the module is not - I was able to add symbols and setup breakpoints in the module. Breakpoints are being triggered, however, "no line number information" problem makes real module debugging impossible. Search over the internet rather leaves confusing - it is not clear whether current kgdb does not support loadable module debugging with gdb, or I just miss something. I would appreciate any advices. Thank you, Best regards, Grigory |