Tested the latest Natty mainline kernel, and the issue is present. There is no needs-upstream-testing tag so leaving as is.
Linux balthasaar 2.6.38-02063808-generic #201106040910 SMP Sat Jun 4 09:13:01 UTC 2011 x86_64 x86_64 x86_64 GNU/Linux
Tested the latest Natty mainline kernel, and the issue is present. There is no needs-upstream- testing tag so leaving as is.
Linux balthasaar 2.6.38- 02063808- generic #201106040910 SMP Sat Jun 4 09:13:01 UTC 2011 x86_64 x86_64 x86_64 GNU/Linux