[Kernel-packages] [Bug 1471380] Re: [Fujitsu Lifebook AH532] Installing Ubuntu on a USB-drive locks out firmware access

2024-04-14 Thread Tim Schumacher
The workaround has now landed in all currently supported linux-stable branches: linux-6.8: 6.8-rc7 (f45812cc23fb74bef62d4eb8a69fe7218f4b9f2a) linux-6.7: 6.7.9(cbf12e716a52d260fabecdca7d5f6e7cd07aed6c) linux-6.6: 6.6.21 (71da10e633a96593cf59af3f322a9c49a22cb71e) linux-6.1: 6.1.81

[Kernel-packages] [Bug 1471380] Re: [Fujitsu Lifebook AH532] Installing Ubuntu on a USB-drive locks out firmware access

2024-03-04 Thread Tim Schumacher
A workaround [1] (adapted from the respective mailing list submission [2] with minor edits) has been submitted to mainline Linux and was just released as part of Linux v6.8-rc7. Automatic backports into Linux 6.1, 6.6, and 6.7 are pending. I'll submit separate linux-stable backports for 5.15,

[Kernel-packages] [Bug 1273060] Re: [Fujitsu LIFEBOOK LH532 (UMA)] Ubuntu EFI install locks out firmware access

2024-01-25 Thread Tim Schumacher
** Changed in: linux (Ubuntu) Status: Expired => Confirmed -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1273060 Title: [Fujitsu LIFEBOOK LH532 (UMA)] Ubuntu EFI install locks

[Kernel-packages] [Bug 1471380] Re: [Fujitsu Lifebook AH532] Installing Ubuntu on a USB-drive locks out firmware access

2024-01-24 Thread Tim Schumacher
I tracked this down to a bunch of edge-cases in Fujitsu's UEFI implementation, the Linux kernel, and efibootmgr. The method of restoring access by doing a CMOS-reset (shorting the CL1_CL2 test point) and flashing the BIOS [1] was already known, but I also created a tool [2] that is supposed to

[Kernel-packages] [Bug 1451387] Re: [Fujitsu LIFEBOOK LH532] UEFI firmware becomes locked after installing Ubuntu in UEFI mode

2024-01-24 Thread Tim Schumacher
I tracked this down to a bunch of edge-cases in Fujitsu's UEFI implementation, the Linux kernel, and efibootmgr. The method of restoring access by doing a CMOS-reset (shorting the CL1_CL2 test point) and flashing the BIOS [1] was already known, but I also created a tool [2] that is supposed to

[Kernel-packages] [Bug 1273060] Re: [Fujitsu LIFEBOOK LH532 (UMA)] Ubuntu EFI install locks out firmware access

2024-01-24 Thread Tim Schumacher
I tracked this down to a bunch of edge-cases in Fujitsu's UEFI implementation, the Linux kernel, and efibootmgr. The method of restoring access by doing a CMOS-reset (shorting the CL1_CL2 test point) and flashing the BIOS [1] was already known, but I also created a tool [2] that is supposed to