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Informix - Problem description

Problem IT31226 Status: Closed

USING DETACHABLE SMARTTRIGGER ACCESSED BY MULTIPLE SESSIONS IN PARALLEL
MAY CAUSE ASSERTION IN CDRPUSH_DEREGISTERSESSION_INT

product:
INFORMIX SERVER / 5725A3900 / C10 - IDS 12.10
Problem description:
When using a Smarttrigger within a mutlithreaded Java
application, othe database side this lead to the situation where
multiple sessions were linked sequentially to the same smart
trigger structure.  During the cleanup of the sessions, the
first session was fine with the cleanup.  Subsequent session
cleanups lead to exception in:

11/25/19 13:20:13  Assert Failed: Invalid Mutex Type
11/25/19 13:20:13  IBM Informix Dynamic Server Version
12.10.FC12W1WE
11/25/19 13:20:13   Who: Session(28833, login@host, 2128,
0x72005e68)
                Thread(116054, sqlexec, 4d0f0a28, 9)
                File: mt_fn.c Line: 9179
11/25/19 13:20:13  stack trace for pid 3224 written to
DUMPDIR/af.c93ec6fd
11/25/19 13:20:13   See Also: DUMPDIR/af.c93ec6fd,
shmem.c93ec6fd.0
11/25/19 13:20:22  Logical Log 165287 Complete, timestamp:
0xd062fd71.


afstack
mt_ex_throw_sig
afsig_handler

mt_slock
cdrpush_deregisterSession_int
cdrpush_deregisterSession
cdrScbClean
sqscb_cleanup
destroy_session
sqsetconerr
_iread
_igetint
sqmain
spawn_thread
th_init_initgls
startup


or a exception in:

afstack
afhandler
afcrash_interface
mt_slock
cdrPush_readdata
sq_lodata
sqmain
spawn_thread
th_init_initgls
startup
Problem Summary:
****************************************************************
* USERS AFFECTED:                                              *
* Users of Informix Server prior to 12.10.xC14 and 14.10.xC4.  *
****************************************************************
* PROBLEM DESCRIPTION:                                         *
* See Error Description                                        *
****************************************************************
* RECOMMENDATION:                                              *
* Update to Informix Server 12.10.xC14 or 14.10.xC4 (when      *
* available).                                                  *
****************************************************************
Local Fix:
Solution
Workaround
not known / see Local fix
Timestamps
Date  - problem reported    :
Date  - problem closed      :
Date  - last modified       :
10.12.2019
28.02.2020
28.02.2020
Problem solved at the following versions (IBM BugInfos)
12.10.xC14,
14.10.xC4
Problem solved according to the fixlist(s) of the following version(s)
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