RE: APR core

["Ramapandi Muniyasamy -X (ramapmun - WIPRO LIMITED at Cisco)" <ra...@cisco.com>]

Hi All,

Can someone please help what is the reason for the below crash BT 
I am getting this crash very frequently.

 #0  0x77a87875 in free () from /lib/libc.so.6
#1  0x77d83eff in CRYPTO_free () from /isan/sam/ciscossl/lib/libcrypto.so.1.1
#2  0x00000001 in ?? ()
#3  0x77f1dcfc in ?? () from /isan/sam/ciscossl/lib/libssl.so.1.1
#4  0x0812788a in ssl_init_ModuleKill ()
#5  0x77b963c9 in run_cleanups () from /isan/lib/libapr-1.so.0
#6  0x77b95563 in apr_pool_destroy () from /isan/lib/libapr-1.so.0
#7  0x77b9554b in apr_pool_destroy () from /isan/lib/libapr-1.so.0
#8  0x08076fa7 in destroy_and_exit_process ()
#9  0x08078b4a in main ()


Linux# /isan/bin/openssl version
CiscoSSL 1.1.1l.7.2.289-fips
FIPS mode: OFF


I have compiled httpd with latest openssl and latest libAPR

Linux# /isan/bin/httpd -V
Server version: Apache/2.4.39 (Unix)
Server built:   Apr 14 2022 03:22:20
Server's Module Magic Number: 20120211:84
Server loaded:  APR 1.7.0, APR-UTIL 1.6.1
Compiled using: APR 1.7.0, APR-UTIL 1.6.1
Architecture:   32-bit
Server MPM:     worker
  threaded:     yes (fixed thread count)
    forked:     yes (variable process count)
Server compiled with....
 -D APR_HAS_SENDFILE
 -D APR_HAS_MMAP
 -D APR_HAVE_IPV6 (IPv4-mapped addresses enabled)
 -D APR_USE_SYSVSEM_SERIALIZE
 -D APR_USE_PTHREAD_SERIALIZE
 -D SINGLE_LISTEN_UNSERIALIZED_ACCEPT
 -D APR_HAS_OTHER_CHILD
 -D AP_HAVE_RELIABLE_PIPED_LOGS
 -D DYNAMIC_MODULE_LIMIT=256
 -D HTTPD_ROOT="/isan/apache"
 -D SUEXEC_BIN="/isan/apache/bin/suexec"
 -D DEFAULT_PIDLOG="logs/httpd.pid"
 -D DEFAULT_SCOREBOARD="logs/apache_runtime_status"
 -D DEFAULT_ERRORLOG="logs/error_log"
 -D AP_TYPES_CONFIG_FILE="conf/mime.types"
 -D SERVER_CONFIG_FILE="conf/httpd.conf"


Thanks,
Rama.