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2599942 - "ubo_object_from_slot:Pss Invalid slot id 0" followed by Signal 11 in lock__print_deadlockchain() - SAP ASE

Symptom

  • The ASE errorlog reports an error ubo_object_from_slot followed by a stack trace with a signal 11 after a deadlock:

Deadlock Id 1549 detected
Deadlock Id 1549 detected. 1 deadlock chain(s) involved.
ubo_object_from_slot:Pss Invalid slot id 0
An internal memory management error has occured. Error code: Invalid slot id.

  • The following functions are reported in the stack trace for this the error:

ubo_object_from_slot
pss_getunkept_pss
lock__print_deadlockchain
lock__cleanup_deadlock_victim
lock__deadlock_postprocess
lock__perform_deadlock_search
lock__semawait
lock_do_logical
lock_do_logical
fg_lock
lock_firstpage

  • The "infected with signal 11" error is detected in the module lock__print_deadlockchain()

Current process (0x63e30117) infected with signal 11 (SIGSEGV)
Address 0x000000010014a63c (lock__print_deadlockchain+0x878), siginfo (code, address) = (50, 0x4da200204c0000a4)

  • This stack trace following Signal 11 include functions:

lock__print_deadlockchain
lock__cleanup_deadlock_victim
lock__deadlock_postprocess
lock__perform_deadlock_search
lock__semawait
lock_do_logical
lock_do_logical
fg_lock
lock_firstpage

  Note: Complete stack traces are available under Attachments.


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Environment

  • SAP Adaptive Server Enterprise (ASE) 16.0
  • SAP Adaptive Server Enterprise (ASE) 15.7

Product

SAP Adaptive Server Enterprise 15.7 ; SAP Adaptive Server Enterprise 16.0

Keywords

813118, CR813118, CR#813118, print deadlock information, deadlock pipe active , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Bug Filed

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