3400121 - Corrupted DOL leaf index row caused signal 11 in dol__index_decompress_row() - SAP ASE

From a shared memory dump for signal 11, the issue raised at dol__index_decompress_row()

pc: 0x00000000013975ca csmd_dump_condition+0x2b6()
pc: 0x00000000015b410c kisignal+0x850()
pc: 0x00000000009f20b9 dol__index_decompress_row+0x134() <-----
pc: 0x00000000009f1eeb index_decompress_row+0x56() <-----
pc: 0x0000000001cb0767 bt_getnext_no16FTR+0x1927()
pc: 0x0000000001c8ea33 dol_bt_getnext_no16FTR+0x1d3()
pc: 0x0000000001bfa1c0 getnext+0x140()
pc: 0x00000000021fc296 ups_deadlock_getnext+0x36()
pc: 0x00000000021fbd6a ups_build_gather_stats+0x38a()
pc: 0x00000000021f5368 ups_build+0x498()
pc: 0x00000000021f127e ups__updstats+0x4fe()
pc: 0x00000000021f2107 ups__updstats_driver+0x2b7()
pc: 0x00000000021f0601 update_statistics+0x631()
pc: 0x00000000021ef0af ups_main+0x56f()
pc: 0x0000000002095a88 s_execute+0x5128()
pc: 0x00000000020c1243 sequencer+0xd13()
pc: 0x000000000186ba5a tdsrecv_language+0x23a()
pc: 0x0000000001882e99 conn_hdlr+0x1349()

• SAP Adaptive Server Enterprise (ASE) 16.0 SP04 PL04 for Business Suite
• SAP NetWeaver (NW) - All versions
• SAP Adaptive Server Enterprise (ASE) 16

CR#828565, CR828565, 828565 , KBA , BC-DB-SYB , Business Suite on Adaptive Server Enterprise , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Problem