From 14c9215dd3afa7613c768a71baf40224df5e6aca Mon Sep 17 00:00:00 2001 From: Martin Holst Swende Date: Sat, 7 Apr 2018 19:14:20 +0200 Subject: [PATCH] state: handle nil in journal dirties --- core/state/statedb.go | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) diff --git a/core/state/statedb.go b/core/state/statedb.go index c7ef49f64d8e..08f18c2d2f30 100644 --- a/core/state/statedb.go +++ b/core/state/statedb.go @@ -517,7 +517,17 @@ func (self *StateDB) GetRefund() uint64 { // and clears the journal as well as the refunds. func (s *StateDB) Finalise(deleteEmptyObjects bool) { for addr := range s.journal.dirties { - stateObject := s.stateObjects[addr] + stateObject, exist := s.stateObjects[addr] + if !exist { + // ripeMD is 'touched' at block 1714175, in tx 0x1237f737031e40bcde4a8b7e717b2d15e3ecadfe49bb1bbc71ee9deb09c6fcf2 + // That tx goes out of gas, and although the notion of 'touched' does not exist there, the + // touch-event will still be recorded in the journal. Since ripeMD is a special snowflake, + // it will persist in the journal even though the journal is reverted. In this special circumstance, + // it may exist in `s.journal.dirties` but not in `s.stateObjects`. + // Thus, we can safely ignore it here + continue + } + if stateObject.suicided || (deleteEmptyObjects && stateObject.empty()) { s.deleteStateObject(stateObject) } else {