XX000: invalid BTree prefetch end_key

Hi Team,

we are facing an issue in our production, when we do update a query we are
getting below error and the server is crashing.

The table is a temporary table.

PostgrESQL version : 9.6.19
Hardware : AWS Aurora

[32120]:STATEMENT: UPDATE g_inserts_76077f1c_1
SET knowledge_end_date = other.knowledge_date
FROM g_later_revisions_b4fcbc7d_3 other
WHERE ..............................
...........................................
2021-02-11 15:23:36 UTC:10.12.90.41(60874):@:[32120]:PANIC: XX000: invalid
BTree prefetch end_key
2021-02-11 15:23:36 UTC:10.12.90.41(60874):@:[32120]:LOCATION:
_bt_prefetch_if_needed, nbtree.c:1255