On 21 December 2015 at 12:46, Markus Trippelsdorf wrote: > On 2015.12.21 at 18:09 +0530, Soumya Koduri wrote: >> Hi, >> >> We are running into "Segmentation fault" in libgcc with below back trace >> (not often though) at times. Appreciate any help in debugging and resolving >> it. >> >> Program terminated with signal 11, Segmentation fault. >> #0 0x00007f800426f867 in ?? () from ./lib64/libgcc_s.so.1 >> Missing separate debuginfos, use: debuginfo-install >> glibc-2.12-1.132.el6_5.1.x86_64 keyutils-libs-1.4-4.el6.x86_64 >> krb5-libs-1.10.3-10.el6_4.6.x86_64 libcom_err-1.41.12-18.el6.x86_64 >> libgcc-4.4.7-4.el6.x86_64 libselinux-2.0.94-5.3.el6_4.1.x86_64 >> openssl-1.0.1e-15.el6.x86_64 zlib-1.2.3-29.el6.x86_64 >> (gdb) bt >> #0 0x00007f800426f867 in ?? () from ./lib64/libgcc_s.so.1 >> #1 0x00007f8004270119 in _Unwind_Backtrace () from ./lib64/libgcc_s.so.1 >> #2 0x00007f800fb46936 in backtrace () from ./lib64/libc.so.6 >> #3 0x00007f8010ee6f73 in _gf_msg_backtrace_nomem (level=GF_LOG_ALERT, >> stacksize=200) >> at /home/jenkins/root/workspace/rackspace-regression-2GB-triggered/libglusterfs/src/logging.c:1090 >> #4 0x00007f8010eecd38 in gf_print_trace (signum=11, ctx=0xda7010) >> at /home/jenkins/root/workspace/rackspace-regression-2GB-triggered/libglusterfs/src/common-utils.c:740 >> #5 0x00000000004098d6 in glusterfsd_print_trace (signum=11) >> at /home/jenkins/root/workspace/rackspace-regression-2GB-triggered/glusterfsd/src/glusterfsd.c:2033 >> #6 <signal handler called> >> #7 0x00007f7fff1aa561 in ?? () >> #8 0x00007f80101c6a51 in start_thread () from ./lib64/libpthread.so.0 >> #9 0x00007f800fb3093d in clone () from ./lib64/libc.so.6 >> (gdb) > > 4.4.7 is ancient and not supported anymore. Please try a more recent > version. Or report it to Red Hat's bugzilla. It's supported in RHEL, but not upstream.