Some USB sticks become unbootable in legacy BIOS mode after first boot
As per “[Tails-testers] tails 3.12rc1 becomes unbootable on bios after first use” and “[Tails-testers] Testing the 3.12 image”. OPs are email@example.com and firstname.lastname@example.org. The latter “fixed” the problem by opening the drive in gdisk and rebuilding the protective MBR; they also shared an image of the MBR + GPT header of the broken stick + the diff between that one and the fixed one.
Reports of this issue:
… where recomputing CHS fixed the problem:
… where recomputing CHS did not fix the problem:
(they wrote about their attempt to fix this in an email to u and me
I’ve tried the work-around : https://tails.boum.org/news/version_3.12/index.en.html#index2h1 ?
root # sgdisk —recompute-chs /dev/bilibop
It won’t work neither. (by stand-alone boot on 3.12.1)
The symptom remains the same.
… where we don’t know whether recomputing CHS would have fixed the problem:
Recent reports of other boot issues which do not seem to be the same issue:
Feature Branch: bugfix/16389-recompute-chs