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2005542 - "current process infected with signal 11" in module 's_free', 'clean_process', and 'kill_proc' - ASE

Symptom

  • On ASE 15.0 and ASE 15.5, a query may fail with signal 11 and the following stack trace:

kernel Current process (0x65680972) infected with signal 11 (SIGSEGV)
kernel Address 0x0000000101c63fe0(s_free+0x94), siginfo (code, address) = (51, 0x0000000000000294)
kernel pc: 0x00000001001cebcc terminate_process__fdpr_1 
kernel pc: 0x00000001019aafe8 kisignal__fdpr_2
kernel pc: 0x0000000101c63fe0 des_unkeep_or_drop__fdpr_11
kernel pc: 0x0000000101b63650 procrm
kernel pc: 0x0000000100577abc s_free__fdpr_1
kernel pc: 0x0000000101c3f0f0 s_pop
kernel pc: 0x0000000101abd540 s_cleanframe
kernel pc: 0x0000000100027e00 clean_process__fdpr_1
kernel pc: 0x0000000101abe028 kill_proc__fdpr_3
kernel pc: 0x0000000101b0f9f8 terminate_process
kernel pc: 0x0000000101ac2eb4 quitfn

  • Under some circumstances, a 6103 error: "Unable to do cleanup for the killed process...", may also be reported following the "infected with 11" message and stack trace.


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Environment

  • SAP Adaptive Server Enterprise (ASE) 15.7
  • Sybase Adaptive Server Enterprise (ASE) 15.0
  • Sybase Adaptive Server Enterprise (ASE) 15.5

Product

SAP Adaptive Server Enterprise 15.7 ; Sybase Adaptive Server Enterprise 15.0 ; Sybase Adaptive Server Enterprise 15.5

Keywords

KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Bug Filed

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