Password reset via u-boot (init=/bin/sh) possible?
03-19-2025, 12:30 PM
exactly. that's what I was thinking, too. But nevertheless I'm now in this position and still try to get some useful help 
You mean copying the shadow file via UART, edit it and move it back? good idea. Do you have a practical pointer on the how, because I'd also have to mount the file system first, right?
I also tried this approach https://matrix.to/#/!QtTzSRYMuozjbOQkzJ:matrix.org/$rMsLcLt9uVEumAMsU1fQh6F7v29ZAs2aWk5fp_mUaU8?via=matrix.org&via=tchncs.de&via=kde.org - it says: boot into OS2 (second boot menu entry) then mount the filesystem of OS1, but trying to boot the second entry unfortunately errors out with
```
Retrieving file: /boot/extlinux/extlinux.conf
Failed to mount ext2 filesystem...
** Unrecognized filesystem type **
Error reading config file
```
You mean copying the shadow file via UART, edit it and move it back? good idea. Do you have a practical pointer on the how, because I'd also have to mount the file system first, right?
I also tried this approach https://matrix.to/#/!QtTzSRYMuozjbOQkzJ:matrix.org/$rMsLcLt9uVEumAMsU1fQh6F7v29ZAs2aWk5fp_mUaU8?via=matrix.org&via=tchncs.de&via=kde.org - it says: boot into OS2 (second boot menu entry) then mount the filesystem of OS1, but trying to boot the second entry unfortunately errors out with
```
Retrieving file: /boot/extlinux/extlinux.conf
Failed to mount ext2 filesystem...
** Unrecognized filesystem type **
Error reading config file
```