linux-kernel - Re: [PATCH 1/3] objtool: is_fentry_call() crashes if call has no destination

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Message-ID: <2024022656-anemia-slacked-e1d4@gregkh>
Date: Mon, 26 Feb 2024 14:29:39 +0100
From: Greg KH <gregkh@...uxfoundation.org>
To: Rui Qi <qirui.001@...edance.com>
Cc: bp@...en8.de, mingo@...hat.com, tglx@...utronix.de, hpa@...or.com,
	jpoimboe@...hat.com, peterz@...radead.org, mbenes@...e.cz,
	stable@...r.kernel.org, alexandre.chartre@...cle.com,
	x86@...nel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/3] objtool: is_fentry_call() crashes if call has no
 destination

On Mon, Feb 26, 2024 at 05:49:23PM +0800, Rui Qi wrote:
> From: Alexandre Chartre <alexandre.chartre@...cle.com>
> 
> commit 87cf61fe848ca8ddf091548671e168f52e8a718e upstream.
> 
> Fix is_fentry_call() so that it works if a call has no destination
> set (call_dest). This needs to be done in order to support intra-
> function calls.
> 
> Signed-off-by: Alexandre Chartre <alexandre.chartre@...cle.com>
> Signed-off-by: Peter Zijlstra (Intel) <peterz@...radead.org>
> Reviewed-by: Miroslav Benes <mbenes@...e.cz>
> Acked-by: Josh Poimboeuf <jpoimboe@...hat.com>
> Link: https://lkml.kernel.org/r/20200414103618.12657-2-alexandre.chartre@oracle.com

When you forward a patch on for inclusion, you too have to sign off on
it.

Please do so for all of these commits.

And we recieved a few different copies of this series, please resend a
v2 series so we know which one is the correct one to review.

thanks,

greg k-h