00:14:38.411  ========== Backtrace start: ==========
00:14:38.411  
00:14:38.411  in /home/vagrant/spdk_repo/spdk/test/nvme/xnvme/xnvme.sh:42 -> malloc_to_xnvme_copy([])
00:14:38.411       ...
00:14:38.411     37  	
00:14:38.411     38  		for io in "${xnvme_io[@]}"; do
00:14:38.411     39  			method_bdev_xnvme_create_0["io_mechanism"]="$io"
00:14:38.411     40  	
00:14:38.411     41  			"${DD_APP[@]}" \
00:14:38.411  => 42  				--ib="$mbdev0" \
00:14:38.411     43  				--ob="$xnvme0" \
00:14:38.411     44  				--json <(gen_conf)
00:14:38.411     45  	
00:14:38.411     46  			"${DD_APP[@]}" \
00:14:38.411     47  				--ib="$xnvme0" \
00:14:38.411       ...
00:14:38.411  in /home/vagrant/spdk_repo/spdk/test/common/autotest_common.sh:1125 -> run_test(["xnvme_to_malloc_dd_copy"],["malloc_to_xnvme_copy"])
00:14:38.411       ...
00:14:38.411     1120		timing_enter $test_name
00:14:38.411     1121		echo "************************************"
00:14:38.411     1122		echo "START TEST $test_name"
00:14:38.411     1123		echo "************************************"
00:14:38.411     1124		xtrace_restore
00:14:38.411     1125		time "$@"
00:14:38.411     1126		xtrace_disable
00:14:38.412     1127		echo "************************************"
00:14:38.412     1128		echo "END TEST $test_name"
00:14:38.412     1129		echo "************************************"
00:14:38.412     1130		timing_exit $test_name
00:14:38.412       ...
00:14:38.412  in /home/vagrant/spdk_repo/spdk/test/nvme/xnvme/xnvme.sh:85 -> main([])
00:14:38.412       ...
00:14:38.412     80  		done
00:14:38.412     81  	
00:14:38.412     82  		remove_null_blk
00:14:38.412     83  	}
00:14:38.412     84  	
00:14:38.412  => 85  	run_test "xnvme_to_malloc_dd_copy" malloc_to_xnvme_copy
00:14:38.412     86  	run_test "xnvme_bdevperf" xnvme_bdevperf
00:14:38.412       ...
00:14:38.412  
00:14:38.412  ========== Backtrace end ==========
00:14:38.412  ========== Backtrace start: ==========
00:14:38.412  
00:14:38.412  in /home/vagrant/spdk_repo/spdk/test/common/autotest_common.sh:1125 -> run_test(["nvme_xnvme"],["/home/vagrant/spdk_repo/spdk/test/nvme/xnvme/xnvme.sh"])
00:14:38.412       ...
00:14:38.412     1120		timing_enter $test_name
00:14:38.412     1121		echo "************************************"
00:14:38.412     1122		echo "START TEST $test_name"
00:14:38.412     1123		echo "************************************"
00:14:38.412     1124		xtrace_restore
00:14:38.412     1125		time "$@"
00:14:38.412     1126		xtrace_disable
00:14:38.412     1127		echo "************************************"
00:14:38.412     1128		echo "END TEST $test_name"
00:14:38.412     1129		echo "************************************"
00:14:38.412     1130		timing_exit $test_name
00:14:38.412       ...
00:14:38.412  in /home/vagrant/spdk_repo/spdk/autotest.sh:244 -> main(["/home/vagrant/spdk_repo/autorun-spdk.conf"])
00:14:38.412       ...
00:14:38.412     239 			if [ $(uname -s) = Linux ]; then
00:14:38.412     240 				run_test "sw_hotplug" $rootdir/test/nvme/sw_hotplug.sh
00:14:38.412     241 			fi
00:14:38.412     242 	
00:14:38.412     243 			if [[ $SPDK_TEST_XNVME -eq 1 ]]; then
00:14:38.412  => 244 				run_test "nvme_xnvme" $rootdir/test/nvme/xnvme/xnvme.sh
00:14:38.412     245 				run_test "blockdev_xnvme" $rootdir/test/bdev/blockdev.sh "xnvme"
00:14:38.412     246 				# Run ublk with xnvme since they have similar kernel dependencies
00:14:38.412     247 				run_test "ublk" $rootdir/test/ublk/ublk.sh
00:14:38.412     248 				run_test "ublk_recovery" $rootdir/test/ublk/ublk_recovery.sh
00:14:38.412     249 			fi
00:14:38.412       ...
00:14:38.412  
00:14:38.412  ========== Backtrace end ==========