* Paul E. McKenney <paulmck@linux.vnet.ibm.com> [2009-02-16 10:56]:
> Would you be willing to enable CONFIG_RCU_TRACE and CONFIG_TREE_RCU,
> reproduce this and send the output of the debugfs files rcu/rcudata
> and rcu/rcuhier? The commands for this would be:

> 	mkdir /debug || :
> 	mount -t debugfs debugfs /debug
> 	cat /debug/rcu/rcuhier
> 	cat /debug/rcu/rcudata

Here are the two files (stored while the ksoftirqd problem occurs)
attached.

-- 
Damien