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Message-ID: <9a24c335-8ec5-48c9-9bdd-b0dac5ecbca8@molgen.mpg.de>
Date: Fri, 19 Jan 2024 13:59:29 +0100
From: Paul Menzel <pmenzel@...gen.mpg.de>
To: Jörg Rödel <joro@...tes.org>,
Will Deacon <will@...nel.org>
Cc: iommu@...ts.linux.dev, linux-kernel@...r.kernel.org
Subject: Dell XPS 13 9360: DMAR errors `DRHD: handling fault status reg 2` and
`[INTR-REMAP] Request device [f0:1f.0] fault index 0x0`
Dear Linux folks,
On a Dell XPS 13 9360 Linux 6.6.8, 6.6.11 and 6.7 (and earlier versions)
log the lines below when resuming from ACPI S3 (deep):
[ 0.000000] Linux version 6.7-amd64
(debian-kernel@...ts.debian.org) (x86_64-linux-gnu-gcc-13 (Debian
13.2.0-9) 13.2.0, GNU ld (GNU Binutils for Debian) 2.41.50.20231227) #1
SMP PREEMPT_DYNAMIC Debian 6.7-1~exp1 (2024-01-08)
[ 0.000000] Command line: BOOT_IMAGE=/vmlinuz-6.7-amd64
root=UUID=32e29882-d94d-4a92-9ee4-4d03002bfa29 ro quiet pci=noaer
mem_sleep_default=deep log_buf_len=8M
[…]
[ 0.000000] DMI: Dell Inc. XPS 13 9360/0596KF, BIOS 2.21.0
06/02/2022
[…]
[ 99.711230] PM: suspend entry (deep)
[…]
[ 99.722101] printk: Suspending console(s) (use
no_console_suspend to debug)
[ 100.285178] ACPI: EC: interrupt blocked
[ 100.319908] ACPI: PM: Preparing to enter system sleep state S3
[ 100.331793] ACPI: EC: event blocked
[ 100.331798] ACPI: EC: EC stopped
[ 100.331800] ACPI: PM: Saving platform NVS memory
[ 100.335224] Disabling non-boot CPUs ...
[ 100.337412] smpboot: CPU 1 is now offline
[ 100.341065] smpboot: CPU 2 is now offline
[ 100.346441] smpboot: CPU 3 is now offline
[ 100.353086] ACPI: PM: Low-level resume complete
[ 100.353129] ACPI: EC: EC started
[ 100.353129] ACPI: PM: Restoring platform NVS memory
[ 100.355219] Enabling non-boot CPUs ...
[ 100.355244] smpboot: Booting Node 0 Processor 1 APIC 0x2
[ 100.355954] CPU1 is up
[ 100.355972] smpboot: Booting Node 0 Processor 2 APIC 0x1
[ 100.356698] CPU2 is up
[ 100.356716] smpboot: Booting Node 0 Processor 3 APIC 0x3
[ 100.357371] CPU3 is up
[ 100.360217] ACPI: PM: Waking up from system sleep state S3
[ 100.668380] ACPI: EC: interrupt unblocked
[ 100.668598] pcieport 0000:00:1c.0: Intel SPT PCH root port ACS
workaround enabled
[ 100.668606] pcieport 0000:00:1c.4: Intel SPT PCH root port ACS
workaround enabled
[ 100.668643] pcieport 0000:00:1d.0: Intel SPT PCH root port ACS
workaround enabled
[ 100.690996] DMAR: DRHD: handling fault status reg 2
[ 100.691001] DMAR: [INTR-REMAP] Request device [f0:1f.0] fault
index 0x0 [fault reason 0x25] Blocked a compatibility format interrupt
request
But I am unable to find the device f0:1f.0:
$ lspci -nn
00:00.0 Host bridge [0600]: Intel Corporation Xeon E3-1200 v6/7th
Gen Core Processor Host Bridge/DRAM Registers [8086:5904] (rev 02)
00:02.0 VGA compatible controller [0300]: Intel Corporation HD
Graphics 620 [8086:5916] (rev 02)
00:04.0 Signal processing controller [1180]: Intel Corporation Xeon
E3-1200 v5/E3-1500 v5/6th Gen Core Processor Thermal Subsystem
[8086:1903] (rev 02)
00:14.0 USB controller [0c03]: Intel Corporation Sunrise Point-LP
USB 3.0 xHCI Controller [8086:9d2f] (rev 21)
00:14.2 Signal processing controller [1180]: Intel Corporation
Sunrise Point-LP Thermal subsystem [8086:9d31] (rev 21)
00:15.0 Signal processing controller [1180]: Intel Corporation
Sunrise Point-LP Serial IO I2C Controller #0 [8086:9d60] (rev 21)
00:15.1 Signal processing controller [1180]: Intel Corporation
Sunrise Point-LP Serial IO I2C Controller #1 [8086:9d61] (rev 21)
00:16.0 Communication controller [0780]: Intel Corporation Sunrise
Point-LP CSME HECI #1 [8086:9d3a] (rev 21)
00:1c.0 PCI bridge [0604]: Intel Corporation Sunrise Point-LP PCI
Express Root Port #1 [8086:9d10] (rev f1)
00:1c.4 PCI bridge [0604]: Intel Corporation Sunrise Point-LP PCI
Express Root Port #5 [8086:9d14] (rev f1)
00:1d.0 PCI bridge [0604]: Intel Corporation Sunrise Point-LP PCI
Express Root Port #9 [8086:9d18] (rev f1)
00:1f.0 ISA bridge [0601]: Intel Corporation Sunrise Point-LP LPC
Controller [8086:9d58] (rev 21)
00:1f.2 Memory controller [0580]: Intel Corporation Sunrise
Point-LP PMC [8086:9d21] (rev 21)
00:1f.3 Audio device [0403]: Intel Corporation Sunrise Point-LP HD
Audio [8086:9d71] (rev 21)
00:1f.4 SMBus [0c05]: Intel Corporation Sunrise Point-LP SMBus
[8086:9d23] (rev 21)
01:00.0 PCI bridge [0604]: Intel Corporation DSL6340 Thunderbolt 3
Bridge [Alpine Ridge 2C 2015] [8086:1576]
02:00.0 PCI bridge [0604]: Intel Corporation DSL6340 Thunderbolt 3
Bridge [Alpine Ridge 2C 2015] [8086:1576]
02:01.0 PCI bridge [0604]: Intel Corporation DSL6340 Thunderbolt 3
Bridge [Alpine Ridge 2C 2015] [8086:1576]
02:02.0 PCI bridge [0604]: Intel Corporation DSL6340 Thunderbolt 3
Bridge [Alpine Ridge 2C 2015] [8086:1576]
39:00.0 USB controller [0c03]: Intel Corporation DSL6340 USB 3.1
Controller [Alpine Ridge] [8086:15b5]
3a:00.0 Network controller [0280]: Qualcomm Atheros QCA6174
802.11ac Wireless Network Adapter [168c:003e] (rev 32)
3b:00.0 Non-Volatile memory controller [0108]: SK hynix PC300 NVMe
Solid State Drive 512GB [1c5c:1284]
As this is logged as an error, can this be fixed somehow?
Kind regards,
Paul
View attachment "202401197–dell-xps-13-9360–linux-6.7-messages.txt" of type "text/plain" (96280 bytes)
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