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From: Salvatore Bonaccorso <carnil@debian.org>
Newsgroups: linux.debian.bugs.dist,linux.debian.kernel
Subject: Bug#1112627: linux-image-6.16.3+deb14-amd64: Intel audio no longer works: DMAR: [DMA Write NO_PASID] Request device [00:1b.0] ... non-zero reserved fields in PTE
Date: Sat, 11 Oct 2025 17:30:01 +0200
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Hi Francesco,

Sorry the delay, busy with other things.

On Sun, Oct 05, 2025 at 09:19:07PM +0200, Francesco Poli wrote:
> On Sun, 5 Oct 2025 20:50:47 +0200 Salvatore Bonaccorso wrote:
> 
> [...]
> > On Sun, Oct 05, 2025 at 06:40:20PM +0200, Francesco Poli wrote:
> [...]
> > > How do I fix or work around this error?
> > 
> > Oh, yes that is quite "unfortunate", unstable switched to gcc-15 in
> > meanwhile. So the easiest thing is likely to keep gcc-14 and use it
> > for this bisection work.
> 
> How do I use gcc-14 to build the Linux kernel?
> 
> Is
> 
>   $ CC=gcc-14 make -j 2 bindeb-pkg
> 
> enough?

Pass it actually to make as argument, so:

make CC=gcc-14 -j 2 bindeb-pkg

should do the trick.

Let me know if that works to get your bisect running.

Regards,
Salvatore