2544641 - Open Server: Application cannot start pthread_attr_setstacksize - SAP OS

• pthread_create call failed with “Invalid Argument” error (errno 22).
• #0  0x4ce32b88 in pthread_attr_setstacksize () from /lib/libpthread.so.0
   #1  0xf7dd168b in comn_create_thread_no_alloc (thread=0x81e78e0, startRoutine=0xf7fe2531, arg=0xf1c2a8e8, stacksize=34816) at generic/src/comn_posix_thrd.c:1364
   #2  0xf7dd187c in comn_create_thread_ex (threadpp=0xf1c2acf8, startRoutine=0xf7fe2531, arg=0xf1c2a8e8, stacksize=34816) at generic/src/comn_posix_thrd.c:1456
   #3  0xf7fe311f in srv__spawn (srvproc=0xf1c2a8e8, stacksize=34816, funcp=0xf7f71a44 <srv__conservice>, argp=0x81e59f8, priority=8) at generic/src/srv_thrd.c:1265
   #4  0xf7fadd3d in srv__start_listener (tranaddr=0x81e8fb0) at generic/src/osnetstart.c:610
   #5  0xf7fae217 in srv__start_net (sp=0x8107d30) at generic/src/osnetstart.c:800
   #6  0xf7fd6eaa in srv_run (notused=0x8107d30) at generic/src/run.c:89
   #7  0x08068a4c in main (argc=7, argv=0xffffbb44) at control/libcontrol/main.c:718
• #0  0xf7d70f84 in pthread_create@plt () from /SYBASE/OCS-16_0/lib/libsybcomn_r.so
   #1  0xf7dd175a in comn_create_thread_no_alloc (thread=0x81e78e0, startRoutine=0xf7fe2531, arg=0xf1c2a8e8, stacksize=34816) at generic/src/comn_posix_thrd.c:1390
   #2  0xf7dd187c in comn_create_thread_ex (threadpp=0xf1c2acf8, startRoutine=0xf7fe2531, arg=0xf1c2a8e8, stacksize=34816) at generic/src/comn_posix_thrd.c:1456
   #3  0xf7fe311f in srv__spawn (srvproc=0xf1c2a8e8, stacksize=34816, funcp=0xf7f71a44 <srv__conservice>, argp=0x81e59f8, priority=8) at generic/src/srv_thrd.c:1265
   #4  0xf7fadd3d in srv__start_listener (tranaddr=0x81e8fb0) at generic/src/osnetstart.c:610
   #5  0xf7fae217 in srv__start_net (sp=0x8107d30) at generic/src/osnetstart.c:800
   #6  0xf7fd6eaa in srv_run (notused=0x8107d30) at generic/src/run.c:89
   #7  0x08068a4c in main (argc=7, argv=0xffffbb44) at control/libcontrol/main.c:718

• SAP Open Server 16.0
• Ctlib
• upgrade to Oracle database client libraries to 12.2.0.1
• Linux

"Software Developer Kit", "Adaptive Server Enterprise", DBLIB, dblib, CTLIB, ctlib, OCS, OS, OpenServer, CR#811133, CR811133, 811133 , KBA , BC-SYB-OS , Open Server , Problem