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Date: Thu, 4 Apr 2024 17:57:16 +0200
From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Wolfgang Walter <linux@stwm.de>
Cc: Thomas Gleixner <tglx@linutronix.de>, stable@vger.kernel.org
Subject: Re: stable v6.6.24 regression: boot fails: bisected to "x86/mpparse:
 Register APIC address only once"
Message-ID: <2024040445-promotion-lumpiness-c6c8@gregkh>
References: <23da7f59519df267035b204622d32770@stwm.de>
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On Thu, Apr 04, 2024 at 02:07:11PM +0200, Wolfgang Walter wrote:
> Hello,
> 
> after upgrading to v6.6.24 from v6.6.23 some old boxes (i686; Intel Celeron
> M) stop to boot:
> 
> They hang after:
> 
> Decompressing Linux... Parsing ELF... No relocation needed... done.
> Booting the kernel (entry_offset: 0x00000000).
> 
> After some minutes they reboot.
> 
> I bisected this down to
> 
> commit bebb5af001dc6cb4f505bb21c4d5e2efbdc112e2
> Author: Thomas Gleixner <tglx@linutronix.de>
> Date:   Fri Mar 22 19:56:39 2024 +0100
> 
>     x86/mpparse: Register APIC address only once
> 
>     [ Upstream commit f2208aa12c27bfada3c15c550c03ca81d42dcac2 ]
> 
>     The APIC address is registered twice. First during the early detection
> and
>     afterwards when actually scanning the table for APIC IDs. The APIC and
>     topology core warn about the second attempt.
> 
>     Restrict it to the early detection call.
> 
>     Fixes: 81287ad65da5 ("x86/apic: Sanitize APIC address setup")
>     Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
>     Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
>     Tested-by: Guenter Roeck <linux@roeck-us.net>
>     Link: https://lore.kernel.org/r/20240322185305.297774848@linutronix.de
>     Signed-off-by: Sasha Levin <sashal@kernel.org>
> 
> 
> Reverting this commit in v6.6.24 solves the problem.

Is this also an issue in 6.9-rc1 or newer or 6.8.3 or newer?

thanks,

greg k-h