Yes, I found the log from attempting with Loader mode. It is as follows:
10:02:36 Upgrade Tool v1.65
10:02:36 Current process in /home/robert/Downloads/Linux_Upgrade_Tool/Linux_Upgrade_Tool_v1.65
10:02:36 Not found config.ini,in the /root/.config/upgrade_tool/config.ini
10:02:36 Command Line: ./upgrade_tool uf /home/robert/Downloads/image-release-blade3-debian11-20230214.img
10:02:36 Current Device Location ID:13
10:02:36 Test Device Start
10:02:36 Test Device Success
10:02:36 Check Chip Start
10:02:36 Check Chip Success
10:02:36 Get FlashInfo Start
10:02:36 INFO:FlashInfo: 0 60 8F E 0 4 4 0 28 0 1
10:02:36 Get FlashInfo Success
10:02:36 Prepare IDB Start
10:02:36 INFO:CS(1) (119276MB) (SAMSUNG)
10:02:36 Prepare IDB Success
10:02:36 Download IDB Start
10:02:36 INFO:DownloadIDBlock-->New IDB
10:02:36 Download IDB Success
10:02:36 Download Firmware Start
10:02:36 INFO:FlashInfo: 0 60 8F E 0 4 4 0 28 0 1
10:02:36 INFO:Start download image,total=3452323328,band=64,DirectLBA=1,First4Access=1,Gpt=1
10:02:36 INFO:Start to download uboot,offset=0x4000,size=4194304
10:02:36 INFO:Start to download misc,offset=0x6000,size=49152
10:02:36 INFO:Start to download boot,offset=0x8000,size=32076288
10:02:37 INFO:Start to download recovery,offset=0x28000,size=121425408
10:02:40 INFO:Start to download rootfs,offset=0xb8000,size=3272605696
10:04:08 INFO:Start to download oem,offset=0x1cb8000,size=17457152
10:04:09 INFO:Start to download userdata,offset=0x1cf8000,size=4481024
10:04:09 ERROR:RKA_Gpt_Download-->compare gpt backup failed
10:04:09 ERROR:DownloadImage-->RKA_Gpt_Check failed
10:04:09 Download Firmware Fail
10:04:09 Command mode out
For comparison, this next log is the successful flash using MaskROM mode on the same Blade 3 with the same host, cable, PD power adapter, image, etc:
10:07:45 Upgrade Tool v1.65
10:07:45 Current process in /home/robert/Downloads/Linux_Upgrade_Tool/Linux_Upgrade_Tool_v1.65
10:07:45 Not found config.ini,in the /root/.config/upgrade_tool/config.ini
10:07:45 Command Line: ./upgrade_tool uf /home/robert/Downloads/image-release-blade3-debian11-20230214.img
10:07:45 Current Device Location ID:13
10:07:45 Download Boot Start
10:07:46 Download Boot Success
10:07:46 Wait For Maskrom Start
10:07:48 Wait For Maskrom Success
10:07:48 Error:libusb_release_interface failed,err=-4
10:07:48 Test Device Start
10:07:48 Test Device Success
10:07:48 Check Chip Start
10:07:48 Check Chip Success
10:07:48 Get FlashInfo Start
10:07:48 INFO:FlashInfo: 0 60 8F E 0 4 4 0 28 0 1
10:07:48 Get FlashInfo Success
10:07:48 Prepare IDB Start
10:07:48 INFO:CS(1) (119276MB) (SAMSUNG)
10:07:48 Prepare IDB Success
10:07:48 Download IDB Start
10:07:48 INFO:DownloadIDBlock-->New IDB
10:07:48 Download IDB Success
10:07:48 Download Firmware Start
10:07:48 INFO:FlashInfo: 0 60 8F E 0 4 4 0 28 0 1
10:07:48 INFO:Start download image,total=3452323328,band=64,DirectLBA=1,First4Access=1,Gpt=1
10:07:48 INFO:Start to download uboot,offset=0x4000,size=4194304
10:07:48 INFO:Start to download misc,offset=0x6000,size=49152
10:07:48 INFO:Start to download boot,offset=0x8000,size=32076288
10:07:49 INFO:Start to download recovery,offset=0x28000,size=121425408
10:07:52 INFO:Start to download rootfs,offset=0xb8000,size=3272605696
10:09:22 INFO:Start to download oem,offset=0x1cb8000,size=17457152
10:09:23 INFO:Start to download userdata,offset=0x1cf8000,size=4481024
10:09:23 INFO:Start to check uboot,offset=0x4000,size=4194304
10:09:23 INFO:Start to check misc,offset=0x6000,size=49152
10:09:23 INFO:Start to check boot,offset=0x8000,size=32076288
10:09:24 INFO:Start to check recovery,offset=0x28000,size=121425408
10:09:27 INFO:Start to check rootfs,offset=0xb8000,size=3272605696
10:10:54 INFO:Start to check oem,offset=0x1cb8000,size=17457152
10:10:55 INFO:Start to check userdata,offset=0x1cf8000,size=4481024
10:10:55 Download Firmware Success
10:10:55 Reset Device Start
10:10:57 Reset Device Success
10:10:57 Error:libusb_release_interface failed,err=-4
10:10:57 Command mode out
If there’s any additional information I can collect to help troubleshoot, please let me know and I’d be happy to find it.