Bug#1012210: still reproducible on Debian with kernel 6.12.73

From	Salvatore Bonaccorso <carnil@debian.org>
Newsgroups	linux.debian.bugs.dist, linux.debian.kernel
Subject	Bug#1012210: still reproducible on Debian with kernel 6.12.73
Date	2026-03-15 15:40 +0100
Message-ID	<MyUNj-7IIc-1@gated-at.bofh.it> (permalink)
References	<EttLY-1MYm-5@gated-at.bofh.it> <MyUNj-7IIc-3@gated-at.bofh.it> <EttLY-1MYm-5@gated-at.bofh.it> <MyUNj-7IIc-3@gated-at.bofh.it>
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Hi Ariel,

On Thu, Mar 12, 2026 at 01:29:09AM +0100, Ariel wrote:
> The issue reported in this bug is still reproducible in Debian 13 stable
> (trixie) with kernel 6.12.73+deb13-amd64. This occurs with the same behavior
> described in the original report, the system hangs during startup.
> 
> Disabling VT for Direct I/O in BIOS also seems to mitigate the problem.

From your followup we do not know if it is the same issue, can you
please specify if our is as well a

00:02.0 VGA compatible controller [0300]: Intel Corporation 82Q35 Express Integrated Graphics Controller [8086:29b2] (rev 02) (prog-if 00 [VGA controller])
	Subsystem: Hewlett-Packard Company 82Q35 Express Integrated Graphics Controller [103c:2818]
	Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx-
	Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
	Latency: 0
	Interrupt: pin A routed to IRQ 16
	Region 0: Memory at f0100000 (32-bit, non-prefetchable) [size=512K]
	Region 1: I/O ports at 1210 [size=8]
	Region 2: Memory at e0000000 (32-bit, prefetchable) [size=256M]
	Region 3: Memory at f0000000 (32-bit, non-prefetchable) [size=1M]
	Expansion ROM at 000c0000 [virtual] [disabled] [size=128K]
	Capabilities: <access denied>
	Kernel driver in use: i915
	Kernel modules: i915

If so, can you test the patch from message #69
(https://bugs.debian.org/1012210#69) and confirm if this fixes your
issue?

Regards,
Salvatore

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Bug#1012210: still reproducible on Debian with kernel 6.12.73 Salvatore Bonaccorso <carnil@debian.org> - 2026-03-15 15:40 +0100
  Processed: Re: Bug#1012210: still reproducible on Debian with  kernel 6.12.73 "Debian Bug Tracking System" <owner@bugs.debian.org> - 2026-03-15 15:40 +0100

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