00:08:52.881  ========== Backtrace start: ==========
00:08:52.881  
00:08:52.881  in /home/vagrant/spdk_repo/spdk/test/common/autotest_common.sh:579 -> rpc_cmd(["bdev_nvme_detach_controller"],["Nvme0"])
00:08:52.881       ...
00:08:52.881     574 			echo "$rsp"
00:08:52.881     575 		done
00:08:52.881     576 	
00:08:52.881     577 		rc=${!status[*]}
00:08:52.881     578 		xtrace_restore
00:08:52.881  => 579 		[[ $rc == 0 ]]
00:08:52.881     580 	}
00:08:52.881     581 	
00:08:52.881     582 	function rpc_cmd_simple_data_json() {
00:08:52.881     583 	
00:08:52.881     584 		local elems="$1[@]" elem
00:08:52.881       ...
00:08:52.881  in /home/vagrant/spdk_repo/spdk/test/vhost/initiator/blockdev.sh:86 -> main([])
00:08:52.881       ...
00:08:52.881     81  	
00:08:52.881     82  	timing_enter run_spdk_fio_unmap
00:08:52.881     83  	run_spdk_fio $testdir/bdev.fio --filename="VirtioScsi1t0:VirtioScsi2t0" --spdk_json_conf=$testdir/bdev.json
00:08:52.881     84  	timing_exit run_spdk_fio_unmap
00:08:52.881     85  	
00:08:52.881  => 86  	rpc_cmd bdev_nvme_detach_controller Nvme0
00:08:52.881     87  	
00:08:52.881     88  	trap - SIGINT SIGTERM EXIT
00:08:52.881     89  	rm -f $testdir/bdev.json
00:08:52.881     90  	
00:08:52.881     91  	killprocess $vhost_pid
00:08:52.881       ...
00:08:52.881  
00:08:52.881  ========== Backtrace end ==========
00:08:53.138  ========== Backtrace start: ==========
00:08:53.138  
00:08:53.138  in /home/vagrant/spdk_repo/spdk/test/common/autotest_common.sh:1104 -> run_test(["vhost_blockdev"],["/home/vagrant/spdk_repo/spdk/test/vhost/initiator/blockdev.sh"])
00:08:53.138       ...
00:08:53.138     1099		timing_enter $test_name
00:08:53.138     1100		echo "************************************"
00:08:53.138     1101		echo "START TEST $test_name"
00:08:53.138     1102		echo "************************************"
00:08:53.138     1103		xtrace_restore
00:08:53.138     1104		time "$@"
00:08:53.138     1105		xtrace_disable
00:08:53.138     1106		echo "************************************"
00:08:53.138     1107		echo "END TEST $test_name"
00:08:53.138     1108		echo "************************************"
00:08:53.138     1109		timing_exit $test_name
00:08:53.138       ...
00:08:53.138  in /home/vagrant/spdk_repo/spdk/autotest.sh:326 -> main(["/home/vagrant/spdk_repo/autorun-spdk.conf"])
00:08:53.138       ...
00:08:53.138     321 			run_test "blob_io_wait" $rootdir/test/blobstore/blob_io_wait/blob_io_wait.sh
00:08:53.138     322 		fi
00:08:53.138     323 	
00:08:53.138     324 		if [ $SPDK_TEST_VHOST_INIT -eq 1 ]; then
00:08:53.138     325 			timing_enter vhost_initiator
00:08:53.138  => 326 			run_test "vhost_blockdev" $rootdir/test/vhost/initiator/blockdev.sh
00:08:53.138     327 			run_test "spdkcli_virtio" $rootdir/test/spdkcli/virtio.sh
00:08:53.138     328 			run_test "vhost_shared" $rootdir/test/vhost/shared/shared.sh
00:08:53.138     329 			run_test "vhost_fuzz" $rootdir/test/vhost/fuzz/fuzz.sh
00:08:53.138     330 			timing_exit vhost_initiator
00:08:53.138     331 		fi
00:08:53.138       ...
00:08:53.138  
00:08:53.138  ========== Backtrace end ==========