$ sudo ./live-usb-maker --from='MX-18.3_x64.iso' --target='/dev/sdb' --very-verbose expert
===============================================================================
Starting live-usb-maker 2.41.02
===============================================================================
Will use target device /dev/sdb (7.6G General UDisk)
Please select an action to perform
= Make a full-featured live-usb
> Start live-usb with a data partition
> Make an encrypted full-featured live-usb
> Make a customized live-usb (includes encryption option)
> Other options
Press <Enter> to select the highlighted entry
Use 'h' for help, 'r' to redraw, 'q' to quit
Will use source file MX-18.3_x64.iso
Distro: MX-18.3_x64 Continuum May 26, 2019
Found grub config 1.0
Total Used Extra
entire drive 7.62 GiB 7.62 GiB 1 MiB
main partition 7.57 GiB 1.38 GiB 6.19 GiB
uefi partition 50 MiB 12 MiB 38 MiB
-------------------------------------------------------------------------------
Ready to make live-usb on device sdb
... by copying file MX-18.3_x64.iso
-------------------------------------------------------------------------------
Shall we begin?
= yes
> no
> pretend mode
Press <Enter> to select the highlighted entry
Use 'h' for help, 'r' to redraw, 'q' to quit
>> partition-clear
> dd status=none if=/dev/zero of=/dev/sdb bs=512 count=34
> dd status=none if=/dev/zero of=/dev/sdb bs=512 count=34 seek=64
> dd status=none conv=notrunc if=/dev/zero of=/dev/sdb bs=512 count=34 seek=15974366
> partprobe /dev/sdb
>> partition-make
Using msdos partitioning
> parted --script --align optimal /dev/sdb unit MiB mklabel msdos
> dd status=none if=/dev/zero of=/dev/sdb seek=1024 bs=1K count=128
> parted --script --align optimal /dev/sdb unit MiB mkpart primary 1 7749
> parted --script --align optimal /dev/sdb unit MiB set 1 boot on
> dd status=none if=/dev/zero of=/dev/sdb seek=7934976 bs=1K count=128
> parted --script --align optimal /dev/sdb unit MiB mkpart primary 7749 7798
> parted --script --align optimal /dev/sdb unit MiB set 2 esp on
> partprobe /dev/sdb
> wait_for_file /dev/sdb1
>> makefs-bios
> mkfs.ext4 -O ^64bit -m0 -i100000 -J size=32 /dev/sdb1
mke2fs 1.42.13 (17-May-2015)
Creating filesystem with 1983488 4k blocks and 81984 inodes
Filesystem UUID: 3178ac4f-0faf-4b21-b930-315febfe9dc1
Superblock backups stored on blocks:
32768, 98304, 163840, 229376, 294912, 819200, 884736, 1605632
Allocating group tables: done
Writing inode tables: done
Creating journal (8192 blocks): done
Writing superblocks and filesystem accounting information: done
> tune2fs -L MX-Live-usb /dev/sdb1
tune2fs 1.42.13 (17-May-2015)
> wait_for_file /dev/sdb2
>> makefs-uefi
> mkfs.vfat -n MX-UEFI /dev/sdb2
mkfs.fat 3.0.28 (2015-05-16)
> partprobe /dev/sdb
> wait_for_file /dev/sdb1
> mkdir -p ./main
> mount -t ext4 /dev/sdb1 ./main
> wait_for_file /dev/sdb2
> mkdir -p ./uefi
> mount -t vfat /dev/sdb2 ./uefi
mount: wrong fs type, bad option, bad superblock on /dev/sdb2,
missing codepage or helper program, or other error
In some cases useful info is found in syslog - try
dmesg | tail or so.
Error: Could not mount /dev/sdb2 at /run/live-usb-maker/uefi
live-usb-maker took 28 seconds.
# dmesg | tail
[ 2867.460343] sdb:
[ 2868.739937] sdb: sdb1
[ 2869.672873] sdb: sdb1
[ 2870.805300] sdb: sdb1 sdb2
[ 2872.744961] sdb: sdb1 sdb2
[ 2873.889433] sdb: sdb1 sdb2
[ 2892.876217] sdb: sdb1 sdb2
[ 2893.199123] EXT4-fs (sdb1): mounted filesystem with ordered data mode. Opts: (null)
[ 2893.645020] FAT-fs (sdb2): bogus logical sector size 65535
[ 2893.645032] FAT-fs (sdb2): Can't find a valid FAT filesystem
If I run the tool with
--size=50it works.