00:07:47.741  ========== Backtrace start: ==========
00:07:47.741  
00:07:47.741  in /home/vagrant/spdk_repo/spdk/test/common/autotest_common.sh:1125 -> run_test(["json_config"],["/home/vagrant/spdk_repo/spdk/test/json_config/json_config.sh"])
00:07:47.741       ...
00:07:47.741     1120		timing_enter $test_name
00:07:47.741     1121		echo "************************************"
00:07:47.741     1122		echo "START TEST $test_name"
00:07:47.741     1123		echo "************************************"
00:07:47.741     1124		xtrace_restore
00:07:47.741     1125		time "$@"
00:07:47.741     1126		xtrace_disable
00:07:47.741     1127		echo "************************************"
00:07:47.741     1128		echo "END TEST $test_name"
00:07:47.741     1129		echo "************************************"
00:07:47.741     1130		timing_exit $test_name
00:07:47.741       ...
00:07:47.741  in /home/vagrant/spdk_repo/spdk/autotest.sh:159 -> main(["/home/vagrant/spdk_repo/autorun-spdk.conf"])
00:07:47.741       ...
00:07:47.741     154 	
00:07:47.741     155 		run_test "env" $rootdir/test/env/env.sh
00:07:47.741     156 		run_test "rpc" $rootdir/test/rpc/rpc.sh
00:07:47.741     157 		run_test "skip_rpc" $rootdir/test/rpc/skip_rpc.sh
00:07:47.741     158 		run_test "rpc_client" $rootdir/test/rpc_client/rpc_client.sh
00:07:47.741  => 159 		run_test "json_config" $rootdir/test/json_config/json_config.sh
00:07:47.741     160 		run_test "json_config_extra_key" $rootdir/test/json_config/json_config_extra_key.sh
00:07:47.741     161 		run_test "alias_rpc" $rootdir/test/json_config/alias_rpc/alias_rpc.sh
00:07:47.741     162 	
00:07:47.741     163 		if [[ $SPDK_JSONRPC_GO_CLIENT -eq 0 ]]; then
00:07:47.741     164 			run_test "spdkcli_tcp" $rootdir/test/spdkcli/tcp.sh
00:07:47.741       ...
00:07:47.741  
00:07:47.741  ========== Backtrace end ==========