00:04:33.496  ========== Backtrace start: ==========
00:04:33.496  
00:04:33.496  in /var/jenkins/workspace/vhost-phy-autotest/spdk/test/common/autotest_common.sh:1584 -> opal_revert_cleanup([])
00:04:33.496       ...
00:04:33.496     1579			return 0
00:04:33.496     1580		fi
00:04:33.496     1581	
00:04:33.496     1582		$SPDK_BIN_DIR/spdk_tgt &
00:04:33.496     1583		spdk_tgt_pid=$!
00:04:33.496     1584		waitforlisten $spdk_tgt_pid
00:04:33.496     1585	
00:04:33.496     1586		bdf_id=0
00:04:33.496     1587		for bdf in "${bdfs[@]}"; do
00:04:33.496     1588			$rootdir/scripts/rpc.py bdev_nvme_attach_controller -b "nvme"${bdf_id} -t "pcie" -a ${bdf}
00:04:33.496     1589			# Ignore if this fails.
00:04:33.496       ...
00:04:33.496  in /var/jenkins/workspace/vhost-phy-autotest/spdk/autotest.sh:144 -> main(["/var/jenkins/workspace/vhost-phy-autotest/autorun-spdk.conf"])
00:04:33.496       ...
00:04:33.496     139 	$rootdir/scripts/setup.sh
00:04:33.496     140 	timing_exit afterboot
00:04:33.496     141 	
00:04:33.496     142 	# Revert existing OPAL to factory settings that may have been left from earlier failed tests.
00:04:33.496     143 	# This ensures we won't hit any unexpected failures due to NVMe SSDs being locked.
00:04:33.496  => 144 	opal_revert_cleanup
00:04:33.496     145 	
00:04:33.496     146 	#####################
00:04:33.496     147 	# Unit Tests
00:04:33.496     148 	#####################
00:04:33.496     149 	
00:04:33.496       ...
00:04:33.496  
00:04:33.496  ========== Backtrace end ==========