For reference, the problem appears to be fixed in Linux kernel 3.2.0, so installing the package linux-image-3.2.0-5-powerpc can be used as a workaround, even on natty.
For reference, the problem appears to be fixed in Linux kernel 3.2.0, so installing the package linux-image- 3.2.0-5- powerpc can be used as a workaround, even on natty.