lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Thu, 30 Aug 2018 11:21:49 -0700 From: Linus Torvalds <torvalds@...ux-foundation.org> To: Joerg Roedel <jroedel@...e.de> Cc: Guenter Roeck <linux@...ck-us.net>, Linux Kernel Mailing List <linux-kernel@...r.kernel.org>, Thomas Gleixner <tglx@...utronix.de>, Michal Hocko <mhocko@...e.com>, Andi Kleen <ak@...ux.intel.com>, "the arch/x86 maintainers" <x86@...nel.org>, Dave Hansen <dave.hansen@...el.com>, Pavel Machek <pavel@....cz> Subject: Re: efi boot failures due to PTI with 32 bit builds and Intel CPUs On Thu, Aug 30, 2018 at 11:08 AM Joerg Roedel <jroedel@...e.de> wrote: > > Without a mapped GDT the #PF and #DF handlers also can't be started, so > the machine triple-faults. Below diff fixes it for me, I'll send a > proper patch tomorrow. Hmm. Is there any reason why this code doesn't just use load_fixmap_gdt(0); and shouldn't it do it after loading the new %cr3? Linus
Powered by blists - more mailing lists