2185958 - One session raised stacktrace with signal 11 at memfree() and then raised Error#707 by other sessions - SAP ASE

• One client session raised stack trace with signal 11 at memfree()
• And then other sessions raised Error#707.
• This issue is similar with KBA 2117888(CR775030) but its call stacks is different from that case
• call stack
  -this issue: batch_loopend -> s_free -> memfree
  -CR775030 : batch_loopend -> s_copytmps -> memfree
• 00:0011:00000:00394:2015/06/24 13:19:14.80 kernel  pc: 0x000000000161b2db pcstkwalk+0x3a3()
  00:0011:00000:00394:2015/06/24 13:19:14.80 kernel  pc: 0x000000000161adb3 ucstkgentrace+0x263()
  00:0011:00000:00394:2015/06/24 13:19:14.80 kernel  pc: 0x0000000001616d1e ucbacktrace+0x50()
  00:0011:00000:00394:2015/06/24 13:19:14.80 kernel  pc: 0x0000000000789c34 terminate_process+0x1144()
  00:0011:00000:00394:2015/06/24 13:19:14.80 kernel  pc: 0x0000000001669798 kisignal+0x31f()
  00:0011:00000:00394:2015/06/24 13:19:14.80 kernel  pc: 0x0000000000e22f58 memfree+0xb8()
  00:0011:00000:00394:2015/06/24 13:19:14.80 kernel  pc: 0x000000000120036e s_free+0x6fe()
  00:0011:00000:00394:2015/06/24 13:19:14.80 kernel  pc: 0x00000000007ec68f batch_loopend+0x1bf()
  00:0011:00000:00394:2015/06/24 13:19:14.80 kernel  [Handler pc: 0x0x0000000001570660 ut_handle installed by the following function:-]
  00:0011:00000:00394:2015/06/24 13:19:14.80 kernel  pc: 0x00000000007ed878 conn_hdlr+0xec8()

• SAP Adaptive Server Enterprise (ASE)
• Dataserver
• Linux on Power 64bit
• Linux on x86_64 64bit 

memfree, s_free, batch_loopend, Error 707, CR786128, CR#786128, 786128 , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Problem