I saw the below messages in your logs.
11:02:12.516 - info: NV_FLASH_XAVIER_PDKFLASH_PARALLEL_COMP@DDPX: command options used = -b e3550b03-t194 -B qspi -x /dev/ttyUSB3 --updtcfga gos1-fs:dirname:/home/gordon/storage/nvidia_sdk/DRIVE_Software_10.0_Linux_OS_DRIVE_AGX_XAVIER/DRIVEOS/drive-t186ref-linux/targetfs_a --updtcfgb gos1-fs:dirname:/home/gordon/storage/nvidia_sdk/DRIVE_Software_10.0_Linux_OS_DRIVE_AGX_XAVIER/DRIVEOS/drive-t186ref-linux/targetfs_b -w^M
11:02:12.516 - info: NV_FLASH_XAVIER_PDKFLASH_PARALLEL_COMP@DDPX: ^M
11:02:12.516 - info: NV_FLASH_XAVIER_PDKFLASH_PARALLEL_COMP@DDPX: ------------ Stack Trace ------------^M
11:02:12.516 - info: NV_FLASH_XAVIER_PDKFLASH_PARALLEL_COMP@DDPX: stack frame 0 - 329 AbnormalTermination /home/gordon/nvidia_sdk/DRIVE_Software_10.0_Linux_OS_DRIVE_AGX_XAVIER/DRIVEOS/drive-t186ref-foundation/tools/host/flashtools/bootburn_t19x/bootburn_lib.sh^M
11:02:12.516 - info: NV_FLASH_XAVIER_PDKFLASH_PARALLEL_COMP@DDPX: stack frame 1 - 48 CheckUSBServiceInit /home/gordon/nvidia_sdk/DRIVE_Software_10.0_Linux_OS_DRIVE_AGX_XAVIER/DRIVEOS/drive-t186ref-foundation/tools/host/flashtools/bootburn_t19x/bootburn_adb.sh^M
11:02:12.516 - info: NV_FLASH_XAVIER_PDKFLASH_PARALLEL_COMP@DDPX: stack frame 2 - 2942 FlashImages /home/gordon/nvidia_sdk/DRIVE_Software_10.0_Linux_OS_DRIVE_AGX_XAVIER/DRIVEOS/drive-t186ref-foundation/tools/host/flashtools/bootburn_t19x/bootburn_lib.sh^M
11:02:12.516 - info: NV_FLASH_XAVIER_PDKFLASH_PARALLEL_COMP@DDPX: stack frame 3 - 404 source /home/gordon/nvidia_sdk/DRIVE_Software_10.0_Linux_OS_DRIVE_AGX_XAVIER/DRIVEOS/drive-t186ref-foundation/tools/host/flashtools/bootburn_t19x/bootburn_active.sh^M
11:02:12.517 - info: NV_FLASH_XAVIER_PDKFLASH_PARALLEL_COMP@DDPX: stack frame 4 - 1270 main /home/gordon/nvidia_sdk/DRIVE_Software_10.0_Linux_OS_DRIVE_AGX_XAVIER/DRIVEOS/drive-t186ref-foundation//tools/host/flashtools/bootburn_t19x/bootburn.sh^M
11:02:12.517 - info: NV_FLASH_XAVIER_PDKFLASH_PARALLEL_COMP@DDPX: -------------------------------------^M
11:02:12.517 - info: NV_FLASH_XAVIER_PDKFLASH_PARALLEL_COMP@DDPX: ^M
11:02:12.517 - info: NV_FLASH_XAVIER_PDKFLASH_PARALLEL_COMP@DDPX: Tool OutPut:^M
11:02:12.517 - info: NV_FLASH_XAVIER_PDKFLASH_PARALLEL_COMP@DDPX: Bus 001 Device 104: ID 0955:7100 NVidia Corp. Tegra Device^M
11:02:12.517 - info: NV_FLASH_XAVIER_PDKFLASH_PARALLEL_COMP@DDPX: Bus 001 Device 103: ID 0955:7019 NVidia Corp. ^M
11:02:12.517 - info: NV_FLASH_XAVIER_PDKFLASH_PARALLEL_COMP@DDPX: Tool OutPut to stderr:^M
11:02:12.517 - info: NV_FLASH_XAVIER_PDKFLASH_PARALLEL_COMP@DDPX: Bus 001 Device 104: ID 0955:7100 NVidia Corp. Tegra Device^M
11:02:12.517 - info: NV_FLASH_XAVIER_PDKFLASH_PARALLEL_COMP@DDPX: Bus 001 Device 103: ID 0955:7019 NVidia Corp. ^M
11:02:12.517 - info: NV_FLASH_XAVIER_PDKFLASH_PARALLEL_COMP@DDPX: error-adb-timeout^M
Please make sure you’re using a USB 2.0 A-to-A cable instead of 3.0.
If still have problems, please refer to the solutions in the below two topics.