linux-kernel - Re: [Regression] depmod fails on kernel 6.17.1 rc1

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Message-ID: <aQzliw1B5DPKcwi5@smile.fi.intel.com>
Date: Thu, 6 Nov 2025 20:14:35 +0200
From: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To: Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
Cc: Alex Davis <alex47794@...il.com>,
	Stephen Rothwell <sfr@...b.auug.org.au>,
	Borislav Petkov <bp@...en8.de>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Jiri Slaby <jirislaby@...nel.org>,
	John Ogness <john.ogness@...utronix.de>,
	linux-serial <linux-serial@...r.kernel.org>
Subject: Re: [Regression] depmod fails on kernel 6.17.1 rc1

On Thu, Nov 06, 2025 at 08:00:36PM +0200, Ilpo Järvinen wrote:
> On Thu, 6 Nov 2025, Ilpo Järvinen wrote:
> > On Thu, 6 Nov 2025, Borislav Petkov wrote:
> > > On Thu, Nov 06, 2025 at 06:15:57PM +0200, Andy Shevchenko wrote:
> > > > > So I'm seeing this with an allmodconfig build too:
> > > 			       ^^^^^^^^^^^^
> > > > > depmod: ERROR: Cycle detected: 8250 -> 8250_base -> 8250
> > > > > depmod: ERROR: Found 2 modules in dependency cycles!
> > > > 
> > > > I'm surprised it took so long to people to start complaining.
> > > > 
> > > > So, some of those are modules? Can you share the
> > > > 
> > > > 	grep 8250 .config
> > > > 
> > > > part?
> > > 
> > > See above.
> > 
> > https://lore.kernel.org/all/87frc3sd8d.fsf@posteo.net/
> > 
> > I wonder if 8250_rsa.o can be put into 8250_base.o where most of its 
> > callers are anyway?
> 
> This seems to resolve the build issue for me:

I prefer this solution to anything that suggests to merge the 8250_rsa in
another module.

If it fixes for the reporters, feel free to add my
Reviewed-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>

-- 
With Best Regards,
Andy Shevchenko