linux-kernel - Re: [PATCH 6/8] modules: switch to execmem API for remapping as RW and restoring ROX

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Message-ID: <9878d90f-faf3-4853-9a79-a21b4f58ab4c@suse.com>
Date: Fri, 3 Jan 2025 07:58:13 +0100
From: Jürgen Groß <jgross@...e.com>
To: Andrew Cooper <andrew.cooper3@...rix.com>, lorenzo.stoakes@...cle.com
Cc: akpm@...ux-foundation.org, anton.ivanov@...bridgegreys.com, bp@...en8.de,
 brendan.higgins@...ux.dev, da.gomez@...sung.com, danielt@...nel.org,
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 shuah@...nel.org, song@...nel.org, tglx@...utronix.de, x86@...nel.org,
 Marek Marczykowski-Górecki <marmarek@...isiblethingslab.com>
Subject: Re: [PATCH 6/8] modules: switch to execmem API for remapping as RW
 and restoring ROX

On 03.01.25 03:06, Andrew Cooper wrote:
>> Hi Mike,
>>
>> This commit is making my intel box not boot in mm-unstable :>) I bisected it to
>> this commit.
> 
> For what it's worth, we've found the same under Xen too.
> 
> There's one concrete bug in the series, failing to cope with the absence
> of superpages (fix in
> https://lore.kernel.org/xen-devel/6bb03333-74ca-4c2c-85a8-72549b85a5b4@suse.com/
> but not formally posted yet AFAICT).

Now sent out:

https://lore.kernel.org/lkml/20250103065631.26459-1-jgross@suse.com/T/#u


Juergen

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