Bug#1056998: cdrom: Installation media changes after booting it

2023-12-05 Thread Ram Reddy
Hi, Thomas Schmitt wrote: > > In Legion7iG5-*_modified.esp the suspect lost its ID card at the crime scene: > At byte 39072 (0x98a0) the changes go from 0-bytes to the text "LENOVO". > At byte 9711680 (0x943040) i see a change from 0-bytes to "BIOS". > [...] > Diffing the result of "find" on

Bug#1056998: cdrom: Installation media changes after booting it

2023-12-04 Thread Ram Reddy
Hello, Thomas Schmitt wrote:FWIW check the BIOS L[123] cache settings and consider changing them to > more conservative "slower" values if possible. And you have different RAM For changing the BIOS L[1/2/3] cache settings, these are laptop BIOSes which usually have very few features (other than

Bug#1056998: cdrom: Installation media changes after booting it

2023-12-04 Thread Ram Reddy
Hi, Thomas Schmitt wrote: > Maybe we can learn more by comparing the files /boot/grub/efi.img of the > original ISO and of an altered USB stick. > iso=/dev/sdX > and then > dd bs=512 if="$iso" of="$iso".esp skip=4476 count=18976 I tried doing that for the times the drive was modified, and they

Bug#1056998: cdrom: Installation media changes after booting it

2023-12-03 Thread Ram Reddy
Hello, Thomas Schmitt wrote: > > It would be interesting to check whether any errors get reported if the > ISO is presented on a read-only CD or DVD instead of a writable USB stick. Hello, thank you for the help. The DVD+Rs arrived, along with the DVD Drive. I tested the installer on one of my

Bug#1056998: cdrom: Installation media changes after booting it

2023-11-28 Thread Ram Reddy
Hello, Thomas Schmitt wrote: > > I'd say that corruption of ISO image or USB is quite unlikely. >[ . . . ] >It would be interesting to check whether any errors get reported if the > ISO is presented on a read-only CD or DVD instead of a writable USB stick. Thank you for the suggestion for trying

Bug#1056998: cdrom: Installation media changes after booting it

2023-11-27 Thread Ram Reddy
Package: cdrom Severity: normal X-Debbugs-Cc: raamredd...@gmail.com Dear Maintainer, I have downloaded a debian 12.2.0 netinst and verified its integrity with sha512sum -c --ignore-missing SHA512SUMS and wrote it to a usb drive with dd bs=2048 if=debian-12.2.0-amd64-netinst.iso of=/dev/sda