id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc	os	architecture	failure	difficulty	testcase	blockedby	blocking	related
1637	internal error retainstack profiler	iampure@…		"internal error: Invalid object found in retainStack(): 49139
    (GHC version 6.7.20070824 for i386_unknown_linux)
    Please report this as a GHC bug:  http://www.haskell.org/ghc/reportabug

With options:
./Main +RTS -p -hr -K900M -L35 -xc -RTS"	bug	closed	normal		Profiling	6.6.1	duplicate			Unknown/Multiple	Unknown/Multiple		Unknown