[openib-general] oops with multicast patches

[Roland Dreier]

 > How does the application allocate the multicast groups?  Does this involve the 
 > kernel multicast module?  The multicast module expects that all join/leave 
 > operations go through it.  Can you produce this crash using only the multicast 
 > code and ipoib?

Dotan attached the full source of the test.

It just seems to attach local QPs to MCGs without talking to the SA at
all.  So it's not using the multicast module, but on the other hand I
can't see why what it does would have any relevance to the crash.

 - R.