lkml.org 
[lkml]   [2022]   [Jan]   [6]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH v3] arm64/mm: avoid fixmap race condition when create pud mapping
On Thu, Jan 06, 2022 at 10:13:06AM +0000, Jianyong Wu wrote:
> I test this patch in your way using both EDK2 V2.6 and EDK2 v2.7. it's
> peculiar that this issue shows up on v2.6 but not on v2.7.
> For now, I only find that if "CONFIG_DEBUG_LOCK_ALLOC" is enabled, the
> kernel boot will hang. However, I can't debug it by printk as this
> issue happens before pl11 is ready.

I tried earlycon but that doesn't help either.

> I will go on debugging, but very appreciated if someone can give some
> hints on it.

FWIW, passing "nokaslr" on the kernel command line makes it boot (and
this makes debugging harder). That's as far as I've gone.

--
Catalin

\
 
 \ /
  Last update: 2022-01-06 16:56    [W:0.164 / U:0.692 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site