stack overflow:goroutine stack exceeds 1000000000-byte limit while running some queries

1. Load 550K documents
2. Issue a query like below

Query
cbq> select * from system:indexes where indexes.state="online";
2015/02/26 14:23:00 ERROR: Post http://localhost:8093/query: EOF – main.HandleInteractiveMode() at interactive.go:77

Some information from the query.log below

runtime: goroutine stack exceeds 1000000000-byte limit
fatal error: stack overflow

runtime stack:
runtime.throw(0x14d662e)
/usr/local/go/src/pkg/runtime/panic.c:520 +0x69
runtime.newstack()
/usr/local/go/src/pkg/runtime/stack.c:770 +0x486
runtime.morestack()
/usr/local/go/src/pkg/runtime/asm_amd64.s:228 +0x61

goroutine 365 [stack growth]:
github.com/couchbase/query/datastore/system.(*indexIndex).RangeKey(0xc208154160, 0x0, 0x0, 0x0)
/home/couchbase/jenkins/workspace/sherlock-unix/goproj/src/github.com/couchbase/query/datastore/system/system_keyspace_indexes.go:239 fp=0xc3b5e54108 sp=0xc3b5e54100
github.com/couchbase/query/datastore/system.(*indexIndex).RangeKey(0xc208154160, 0x0, 0x0, 0x0)
/home/couchbase/jenkins/workspace/sherlock-unix/goproj/src/github.com/couchbase/query/datastore/system/system_keyspace_indexes.go:240 +0x42 fp=0xc3b5e54130 sp=0xc3b5e54108
github.com/couchbase/query/datastore/system.(*indexIndex).RangeKey(0xc208154160, 0x0, 0x0, 0x0)
/home/couchbase/jenkins/workspace/sherlock-unix/goproj/src/github.com/couchbase/query/datastore/system/system_keyspace_indexes.go:240 +0x42 fp=0xc3b5e54158 sp=0xc3b5e54130
github.com/couchbase/query/datastore/system.(*indexIndex).RangeKey(0xc208154160, 0x0, 0x0, 0x0)
/home/couchbase/jenkins/workspace/sherlock-unix/goproj/src/github.com/couchbase/query/datastore/system/system_keyspace_indexes.go:240 +0x42 fp=0xc3b5e54180 sp=0xc3b5e54158
githu
...
/home/couchbase/jenkins/workspace/sherlock-unix/goproj/src/github.com/couchbase/query/datastore/system/system_keyspace_indexes.go:240 +0x42 fp=0xc3b5e55080 sp=0xc3b5e55058
...additional frames elided...
created by github.com/couchbase/query/server.func·002
/home/couchbase/jenkins/workspace/sherlock-unix/goproj/src/github.com/couchbase/query/server/server.go:114 +0x4a

goroutine 16 [chan receive, 132 minutes]:
main.signalCatcher(0xc20807c090, 0xc208059220)
/home/couchbase/jenkins/workspace/sherlock-unix/goproj/src/github.com/couchbase/query/server/cbq-engine/main.go:213 +0x144
main.main()
/home/couchbase/jenkins/workspace/sherlock-unix/goproj/src/github.com/couchbase/query/server/cbq-engine/main.go:203 +0x11d6

goroutine 19 [finalizer wait]:
runtime.park(0x415f00, 0x14db6c8, 0x14d8509)
/usr/local/go/src/pkg/runtime/proc.c:1369 +0x89
runtime.parkunlock(0x14db6c8, 0x14d8509)
/usr/local/go/src/pkg/runtime/proc.c:1385 +0x3b
runfinq()
/usr/local/go/src/pkg/runtime/mgc0.c:2644 +0xcf
runtime.goexit()
/usr/local/go/src/pkg/runtime/proc.c:1445

goroutine 22 [IO wait, 114 minutes]:
net.runtime_pollWait(0x7f501833ae48, 0x72, 0x0)
/usr/local/go/src/pkg/runtime/netpoll.goc:146 +0x66
net.(*pollDesc).Wait(0xc20802c3e0, 0x72, 0x0, 0x0)
/usr/local/go/src/pkg/net/fd_poll_runtime.go:84 +0x46
net.(*pollDesc).WaitRead(0xc20802c3e0, 0x0, 0x0)
/usr/local/go/src/pkg/net/fd_poll_runtime.go:89 +0x42
net.(*netFD).Read(0xc20802c380, 0xc208051000, 0x1000, 0x1000, 0x0, 0x7f501832f3f0, 0xb)
/usr/local/go/src/pkg/net/fd_unix.go:242 +0x34c
net.(*conn).Read(0xc2080360e8, 0xc208051000, 0x1000, 0x1000, 0x0, 0x0, 0x0)
/usr/local/go/src/pkg/net/net.go:122 +0xe7
bufio.(*Reader).fill(0xc208004d20)
/usr/local/go/src/pkg/bufio/bufio.go:97 +0x1b3
bufio.(*Reader).Read(0xc208004d20, 0xc2080fa001, 0x5ff, 0x5ff, 0x5ff, 0x0, 0x0)
...