1920884 - Infected with Signal 11 in alt__lock_fix_computedcol - SAP ASE

• Client process using alter table to change a table's lock schema is unexpectedly terminated.
• Errorlog contains an Infected with signal 11 error in function alt__lock_fix_computedcol

Current process (0x870044) infected with signal 11 (SIGSEGV)
Address 0x0x00000000014f4681 (alt__lock_fix_computedcol+0x301), siginfo (code, address) = (1, 0x(nil))
SQL causing error: alter table xxx lock datarows
SQL Text: alter table xxx lock datarows
curdb = xx
curcmd = 306 program = isql
extended error information: hostname: xxxxxxxx login: xxxxxx
pcstkwalk+0x3a3()
ucstkgentrace+0x263()
ucbacktrace+0x50()
terminate_process+0x1057()
kisignal+0x31f()
ut_handle
alt__lock_fix_computedcol+0x301()
altlock_handle
alt_lock_change+0xd1e()
hdl_backout_msg
ut_handle
ut_handle
hdl_backout_msg
altertab+0x9c3()
s__altertab+0x4f()
s_execute+0x354c()
sequencer+0x948()
tdsrecv_language+0x189()
conn_hdlr+0x10c0()
end of stack trace

SAP Adaptive Server Enterprise (ASE) 15.7

SIGSEGV, SEGV, infected, signal, alt__lock_fix_computedcol, 748008 , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Bug Filed