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From: "Linux regression tracking (Thorsten Leemhuis)" <regressions@leemhuis.info>
To: Mike Rapoport <rppt@kernel.org>, Ashok Raj <ashok.raj@intel.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
	LKML Mailing List <linux-kernel@vger.kernel.org>,
	Thomas Gleixner <tglx@linutronix.de>,
	Borislav Petkov <bp@alien8.de>,
	Dave Hansen <dave.hansen@intel.com>,
	Ingo Molnar <mingo@kernel.org>,
	regressions@lists.linux.dev,
	Song Shuai <songshuaishuai@tinylab.org>
Subject: Re: [REGRESSION] Platforms supporting SGX fail to kexec due to 96c6b8f212a ("memblock: report failures when memblock_can_resize is not set")
Date: Thu, 1 Feb 2024 11:38:38 +0100	[thread overview]
Message-ID: <07f1cb33-e908-48cb-85f9-83a040b2ca5a@leemhuis.info> (raw)
In-Reply-To: <ZZEXnl3w0K6avYR3@kernel.org>

On 31.12.23 08:26, Mike Rapoport wrote:
> On Thu, Dec 28, 2023 at 04:33:49PM -0800, Ashok Raj wrote:
>> 96c6b8f212a ("memblock: report failures when memblock_can_resize is not set")
>>
>> Causes kexec failure. Backing out this change, kexec succeeds. Symptom is
>> it appears to hang, possibly hung at the panic. Although I have the
>> earlyprintk enabled, I don't see any console messages when new kernel
>> boots. 
>>
>> Also tested turning off CONFIG_X86_SGX, the kernel with this commit
>> included also kexec's fine.
>>
>> Booting from warm/cold reset has no issues. Only kexec to new kernel with
>> this change included and CONFIG_X86_SGX=y causes the kexec failure.
> 
> Can you add memblock=debug to the kernel command line and send logs for
> normal boot and kexec with CONFIG_X86_SGX=y and e96c6b8f212a reverted?

Ashok, you afaics never replied. Did you forget about it? Or was the
issue resolved later or never a regression in the first place? I for now
assume it's one of the latter and stop tracking this:

#regzbot inconclusive: radio silence from reporter
#regzbot ignore-activity

Ciao, Thorsten (wearing his 'the Linux kernel's regression tracker' hat)
--
Everything you wanna know about Linux kernel regression tracking:
https://linux-regtracking.leemhuis.info/about/#tldr

  reply	other threads:[~2024-02-01 10:38 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-12-29  0:33 [REGRESSION] Platforms supporting SGX fail to kexec due to 96c6b8f212a ("memblock: report failures when memblock_can_resize is not set") Ashok Raj
2023-12-30  9:48 ` Borislav Petkov
2023-12-31  7:26 ` Mike Rapoport
2024-02-01 10:38   ` Linux regression tracking (Thorsten Leemhuis) [this message]
2024-02-01 18:36     ` Ashok Raj
2024-01-03 11:06 ` Linux regression tracking #update (Thorsten Leemhuis)

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