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core/txpool/legacypool: handle missing head in reset #27479 (#1909)

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Daniel Liu 2026-01-13 19:19:33 +08:00 committed by GitHub
parent 71f929d990
commit d38d746773
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8
core/txpool/legacypool/legacypool.go
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@ -1376,6 +1376,14 @@ func (pool *LegacyPool) reset(oldHead, newHead *types.Header) {
"old", oldHead.Hash(), "oldnum", oldNum, "new", newHead.Hash(), "newnum", newNum)
// We still need to update the current state s.th. the lost transactions can be readded by the user
} else {
if add == nil {
// if the new head is nil, it means that something happened between
// the firing of newhead-event and _now_: most likely a
// reorg caused by sync-reversion or explicit sethead back to an
// earlier block.
log.Warn("Transaction pool reset with missing new head", "number", newHead.Number, "hash", newHead.Hash())
return
}
for rem.NumberU64() > add.NumberU64() {
discarded = append(discarded, rem.Transactions()...)
if rem = pool.chain.GetBlock(rem.ParentHash(), rem.NumberU64()-1); rem == nil {