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Informix - Problem description

Problem IT28360 Status: Closed

SEGV IN IFX_TH_MUTEX_LOCK WHEN COMPILING WITH "-THREAD"

product:
IBM CSDK / 5724C2381 / 410 - CSDK 4.10
Problem description:
sing "-thread" in a simple ESQL/C code fails with a segv in:


                $ esql t.ec -thread
                $ gdb ./a.out
                GNU gdb (Ubuntu 7.11.1-0ubuntu1~16.5) 7.11.1
                ...
                Program received signal SIGSEGV, Segmentation
fault.
                __GI___pthread_mutex_lock (mutex=0x0) at
../nptl/pthread_mutex_lock.c:67
                67      ../nptl/pthread_mutex_lock.c: No such
file or directory.
                (gdb) where
                #0  __GI___pthread_mutex_lock (mutex=0x0) at
../nptl/pthread_mutex_lock.c:67
                #1  0x00007ffff74c38c8 in ifx_th_mutex_lock ()
from /data/informix/IBM/12.10/lib/esql/libthos.so
                #2  0x00007ffff74c336c in ifxOS_th_mutex_lock ()
from /data/informix/IBM/12.10/lib/esql/libthos.so
                #3  0x00007ffff74c3464 in ifxOS_thread_mutexLock
() from /data/informix/IBM/12.10/lib/esql/libthos.so
                #4  0x00007ffff7b9209b in asf_init () from
/data/informix/IBM/12.10/lib/esql/libthsql.so
                #5  0x00007ffff7b950ea in sqli_connect_open_tcb
() from /data/informix/IBM/12.10/lib/esql/libthsql.so
                #6  0x00007ffff7b9596e in sqli_connect_open ()
from /data/informix/IBM/12.10/lib/esql/libthsql.so
                #7  0x0000000000400940 in db_init ()
                #8  0x00000000004009c4 in main ()
Problem Summary:
****************************************************************
* USERS AFFECTED:                                              *
* Users of CSDK prior to 4.10.xC13.                            *
****************************************************************
* PROBLEM DESCRIPTION:                                         *
* Segmentation Violation in ifx_th_mutext_lock when compiling  *
* with "-thread" option.                                       *
****************************************************************
* RECOMMENDATION:                                              *
****************************************************************
Local Fix:
Solution
Workaround
not known / see Local fix
Timestamps
Date  - problem reported    :
Date  - problem closed      :
Date  - last modified       :
07.03.2019
24.09.2019
24.09.2019
Problem solved at the following versions (IBM BugInfos)
4.10.xC13
Problem solved according to the fixlist(s) of the following version(s)
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