2170365 - Parallel Create Index fails with repeating stack trace and timeslice - ASE

• create index <index_name> on <table_name>(<column_name>) with consumers = <x>
• This is the section of the stack where it shows the parallel index create and calls the sort buffer routine

kernel  pc: 0x0000000000ce2213 pcstkwalk+0x393()
kernel  pc: 0x0000000000ce1d3f ucstkgentrace+0x17f()
kernel  pc: 0x0000000000c890df ucbacktrace+0x8f()
kernel  pc: 0x0000000000587620 terminate_process+0xc50()
kernel  pc: 0x0000000000ceffcc kaclkintr+0x2bc()
kernel  pc: 0x0000000000c85d50 atomic_try+0x2()
kernel  pc: 0x0000000000634590 bufreserve+0x50()
kernel  pc: 0x000000000073d424 sort_bufreserve+0xc4()
kernel  pc: 0x00000000007379d3 sort_write+0x213()
kernel  pc: 0x0000000000736112 mergeruns+0x332()
kernel  pc: 0x0000000000735c67 mergenodes+0x407()
kernel  pc: 0x000000000073ae34 startsort+0xb74()
kernel  pc: 0x000000000074545b psort_consumer+0x17b()
kernel  pc: 0x00000000009da9d7 child_driver+0x697()
kernel  pc: 0x0000000000cf6948 kw_exec+0xb8()
kernel  pc: 0x0000000000cf6539 kw_member+0x229()

• This is a copy of the non-repeating portion of the stack which includes the timeslice

kernel  timeslice -501, current process infected
kernel  ************************************
kernel  lasterror = 0 preverror = 0 transtate = 1
kernel  curcmd = 294 program = cixadm                                
kernel  pc: 0x0000000000ce2213 pcstkwalk+0x393()
kernel  pc: 0x0000000000ce1d3f ucstkgentrace+0x17f()
kernel  pc: 0x0000000000c890df ucbacktrace+0x8f()
kernel  pc: 0x0000000000587620 terminate_process+0xc50()
kernel  pc: 0x0000000000ceffcc kaclkintr+0x2bc()
kernel  pc: 0x0000000000c85d50 atomic_try+0x2()
kernel  pc: 0x0000000000634590 bufreserve+0x50()
kernel  pc: 0x000000000073d424 sort_bufreserve+0xc4()
kernel  pc: 0x00000000007379d3 sort_write+0x213()
kernel  pc: 0x0000000000736112 mergeruns+0x332()
kernel  pc: 0x0000000000735c67 mergenodes+0x407()
kernel  pc: 0x000000000073ae34 startsort+0xb74()
kernel  pc: 0x000000000074545b psort_consumer+0x17b()
kernel  pc: 0x00000000009da9d7 child_driver+0x697()
kernel  pc: 0x0000000000cf6948 kw_exec+0xb8()
kernel  pc: 0x0000000000cf6539 kw_member+0x229()
kernel  pc: 0x0000000000cce388 kpstartproc+0x48()
kernel  pc: 0x0000000000cce336 kpinitproc+0xc6()
kernel  pc: 0x00007f3a3f002af8 _fini+0x3dfff200()
kernel  pc: 0x00007f3a3f002af8 _fini+0x3dfff200()
kernel  end of stack trace, spid 1696, kpid 79627455, suid 6

SAP Adaptive Server Enterprise (ASE) 15.7 SP100

KBA , memory corruption , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Problem