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xen-devel
RE: [Xen-devel] gdbserver-xen / gdb crashing domU
> domu_debug must be enabled in xen's Rules.mk, otherwise the
> int3 gets passed onto the OS which will cause it to crash as
> it isn't expecting to see a debug trap in ring 0 (unless of
> course you have a debugger compiled into the kernel itself).
>
> Just re-compile and then pass -p (pause) to xm create
> followed by an attach with gdbserver-xen.
Why don't we have a dom0 op that sets this for a specific domain, hence
when a debugger attaches to a domain we can route the int3
appropriately?
Ian
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