2708708 - BR0301E SQL error -600

After applying 12.1.0.2 Patch Level 1808 SBP then doing follow-up step "brconnect -u // -c -f stats -t all" the following error was seen in the alert log:

BR0301E and ORA0600:

BR0280I BRCONNECT time stamp: 2018-10-18 11:51:03

BR1863I Updating statistics of table functions...

BR0280I BRCONNECT time stamp: 2018-10-18 11:51:03

BR0301E SQL error -600 at location stats_tfun_update-1, SQL statement: 'BEGIN "SAPSR3"."/SSB/CACHEDATAG" (0, 1); END;' ORA-00600: internal error code, arguments: [kghstack_underflow_internal_1], [0x02A166080], [kkocsBnd[]: kkexTabFuncCard], [], [], [], [], [], [], [], [], []

BR1867E Updating statistics failed for table function SAPSR3./SSB/CACHEDATA Please help to resolve this.

Oracle 12.1.0.2 SBP 1808

BRTools 7.40 Patch Level 34

KBA , BC-DB-ORA , Oracle , Problem