Hi Dave, We are seeing same issue in vpp 21.01
warning: Unable to find libthread_db matching inferior's thread library, thread debugging will not be available. Core was generated by `/usr/bin/vpp -c /opt/ani/etc//startup_nrdufr2.conf'. Program terminated with signal 6, Aborted. #0 0x00007f0009916337 in __bsd_signal (sig=4271, handler=0x10af) at ../sysdeps/posix/signal.c:50 50 } Missing separate debuginfos, use: debuginfo-install keyutils-libs-1.5.8-3.el7.x86_64 krb5-libs-1.15.1-46.el7.x86_64 libcom_err-1.42.9-17.el7.x86_64 libgcc-4.8.5-44.el7.x86_64 libselinux-2.5-15.el7.x86_64 libuuid-2.23.2-65.el7_9.1.x86_64 numactl-libs-2.0.12-5.el7.x86_64 pcre-8.32-17.el7.x86_64 zlib-1.2.7-18.el7.x86_64 (gdb) thread apply bt full (gdb) thread apply all bt Thread 3 (LWP 4622): #0 0x00007f00099dee63 in capset () at ../sysdeps/unix/syscall-template.S:83 #1 0x0000000000000000 in ?? () Thread 2 (LWP 4623): #0 vlib_worker_thread_barrier_check () at /usr/src/debug/vpp-21.01/src/vlib/threads.h:440 #1 vlib_main_or_worker_loop (is_main=0, vm=0x7effcc15db00) at /usr/src/debug/vpp-21.01/src/vlib/main.c:1812 #2 vlib_worker_loop (vm=0x7effcc15db00) at /usr/src/debug/vpp-21.01/src/vlib/main.c:2038 #3 0x00007f000bf9eda0 in clib_calljmp () from /usr/lib64/libvppinfra.so.21.01 #4 0x00007effc1174c00 in ?? () #5 0x00007effc53b947d in eal_thread_loop.cold () from /usr/lib/vpp_plugins/dpdk_plugin.so #6 0x0000000000000000 in ?? () Thread 1 (LWP 4271): #0 0x00007f0009916337 in __bsd_signal (sig=4271, handler=0x10af) at ../sysdeps/posix/signal.c:50 #1 0x00007f0009917a28 in __GI_abort () at abort.c:79 #2 0x000055f56215a5ca in os_exit () at /usr/src/debug/vpp-21.01/src/vpp/vnet/main.c:433 #3 0x00007f000c0ab051 in unix_signal_handler (signum=6, si=<optimized out>, uc=<optimized out>) at /usr/src/debug/vpp-21.01/src/vlib/unix/main.c:187 #4 0x00007f000a8995f0 in __funlockfile (stream=0x10af) at ../nptl/sysdeps/pthread/funlockfile.c:28 #5 0x0000000000000001 in ?? () #6 0x0000000000000000 in ?? () (gdb) -- Regards, Satish Singh
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