netdev - Re: [Regression][BISECTED] kernel boot hang after 19898ce9cf8a ("wifi: iwlwifi: split 22000.c into multiple files")

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Message-ID: <e7d7945055802e5d3f1b42750716bc6a314ec97b.camel@intel.com>
Date: Mon, 10 Jul 2023 01:54:23 +0000
From: "Zhang, Rui" <rui.zhang@...el.com>
To: "Torvalds, Linus" <torvalds@...ux-foundation.org>,
	"johannes@...solutions.net" <johannes@...solutions.net>,
	"regressions@...ts.linux.dev" <regressions@...ts.linux.dev>
CC: "bagasdotme@...il.com" <bagasdotme@...il.com>, "davem@...emloft.net"
	<davem@...emloft.net>, "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	"kvalo@...nel.org" <kvalo@...nel.org>, "Baruch, Yaara"
	<yaara.baruch@...el.com>, "Greenman, Gregory" <gregory.greenman@...el.com>,
	"linux-wireless@...r.kernel.org" <linux-wireless@...r.kernel.org>, "Ben Ami,
 Golan" <golan.ben.ami@...el.com>, "linux-kernel@...r.kernel.org"
	<linux-kernel@...r.kernel.org>, "edumazet@...gle.com" <edumazet@...gle.com>,
	"Sisodiya, Mukesh" <mukesh.sisodiya@...el.com>, "kuba@...nel.org"
	<kuba@...nel.org>, "pabeni@...hat.com" <pabeni@...hat.com>
Subject: Re: [Regression][BISECTED] kernel boot hang after 19898ce9cf8a
 ("wifi: iwlwifi: split 22000.c into multiple files")

On Sun, 2023-07-09 at 20:07 +0200, Johannes Berg wrote:
> On Sun, 2023-07-09 at 09:31 -0700, Linus Torvalds wrote:
> > On Fri, 7 Jul 2023 at 03:55, Linux regression tracking (Thorsten
> > Leemhuis) <regressions@...mhuis.info> wrote:
> > > 
> > > [CCing the regression list, netdev, the net maintainers, and
> > > Linus;
> > > Johannes and Kalle as well, but just for the record, they afaik
> > > are
> > > unavailable]
> > 
> > So I will release rc1 with this issue, but remind me - if it hasn't
> > had any traction next week and the radio silence continues, I'll
> > just
> > revert it all.
> 
> Sorry. I got back home a few hours ago (for few days anyway) and I
> think
> I already know what the issue is. I'll send a fix to try in a few
> minutes, was just trying to collect all the reported-by etc.
> 
> There's clearly a separate bug in the init failure path, but the
> reason
> it fails in the first place is a mismatch between different changes.
> 
> 
I have tested Johannes' patch and it fixes the problem on my side.

Thanks,
rui