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Bug#985496: Fwd: linux-image-5.9.0-5-amd64: USB Displayport adapter causes kernel oops (at kernel/dma/mapping.c:188 dma_map_sg_attrs+0x37/0x50)

Started byRasmus Bøg Hansen <moffe@zz9.dk>
First post2021-04-06 15:40 +0200
Last post2021-04-06 15:40 +0200
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  Bug#985496: Fwd: linux-image-5.9.0-5-amd64: USB Displayport adapter causes kernel oops (at kernel/dma/mapping.c:188 dma_map_sg_attrs+0x37/0x50) Rasmus Bøg Hansen <moffe@zz9.dk> - 2021-04-06 15:40 +0200

#70055 — Bug#985496: Fwd: linux-image-5.9.0-5-amd64: USB Displayport adapter causes kernel oops (at kernel/dma/mapping.c:188 dma_map_sg_attrs+0x37/0x50)

FromRasmus Bøg Hansen <moffe@zz9.dk>
Date2021-04-06 15:40 +0200
SubjectBug#985496: Fwd: linux-image-5.9.0-5-amd64: USB Displayport adapter causes kernel oops (at kernel/dma/mapping.c:188 dma_map_sg_attrs+0x37/0x50)
Message-ID<C0TCV-7nz-5@gated-at.bofh.it>
package: src:linux
notfound 985496 5.10.24-1


Hi again


This error is not present any longer after upgrading to 
linux-image-5.10.0-5 (version 5.10.24-1).


Best regards

/Rasmus

Den 19.03.2021 kl. 10.35 skrev Rasmus Bøg Hansen:
> Package: src:linux
> Version: 5.9.15-1
> Severity: normal
>
> Dear Maintainer,
>
>
> I have a USB to Displayport adapter using the udl driver. it has been 
> working flawlessly in the past. However kernels 5.10.* gives an oops 
> when trying to configure it with xrandr:
>
> moffe@hactar:~$ xrandr --setprovideroutputsource 1 0
> moffe@hactar:~$ xrandr --output DVI-I-1-1 --off
> moffe@hactar:~$ xrandr --output eDP-1 --mode 1920x1080 --pos 0x0 
> --rotate normal --output DP-2 --primary --mode 1920x1080 --pos 1920x0 
> --rotate normal --output DVI-I-1-1 --mode 1920x1080 --pos 3840x0 
> --rotate normal
> xrandr: Configure crtc 3 failed
>
> in dmesg I see:
>
> [ 46.092767] WARNING: CPU: 6 PID: 585 at kernel/dma/mapping.c:188 
> dma_map_sg_attrs+0x37/0x50
> [ 46.092769] Modules linked in: binfmt_misc ctr ccm rfcomm 
> typec_displayport cmac algif_hash algif_skcipher af_alg snd_usb_audio 
> snd_usbmidi_lib snd_rawmidi snd_seq_device bnep btusb btrtl
> btbcm btintel bluetooth uvcvideo videobuf2_vmalloc videobuf2_memops 
> videobuf2_v4l2 videobuf2_common videodev jitterentropy_rng drbg 
> ansi_cprng mc ecdh_generic udlfb cdc_acm ecc vmw_vsock_vmci
> _transport vsock xfrm_user usbhid xfrm_algo vmw_vmci cdc_ether usbnet 
> r8152 mii x86_pkg_temp_thermal intel_rapl_msr snd_hda_codec_hdmi 
> intel_powerclamp coretemp snd_hda_codec_realtek snd_sof_
> pci kvm_intel dell_laptop snd_sof_intel_byt snd_hda_codec_generic 
> snd_sof_intel_ipc snd_sof_intel_hda_common kvm snd_sof_xtensa_dsp 
> snd_sof snd_sof_intel_hda snd_soc_hdac_hda iwlmvm snd_hda_e
> xt_core snd_soc_acpi_intel_match snd_soc_acpi ledtrig_audio 
> snd_hda_intel snd_intel_dspcfg soundwire_intel 
> soundwire_generic_allocation irqbypass dell_smm_hwmon mac80211 
> ghash_clmulni_intel s
> nd_soc_core aesni_intel snd_compress libaes
> [ 46.092891] soundwire_cadence crypto_simd libarc4 cryptd 
> snd_hda_codec glue_helper snd_hda_core rapl snd_hwdep intel_cstate 
> iwlwifi dell_wmi soundwire_bus dell_smbios joydev intel_uncore
> snd_pcm nls_ascii dcdbas pcspkr nls_cp437 snd_timer vfat serio_raw 
> efi_pstore fat cfg80211 dell_wmi_descriptor wmi_bmof snd iTCO_wdt 
> intel_pmc_bxt iTCO_vendor_support watchdog soundcore hid_m
> ultitouch mei_me rfkill mei ucsi_acpi processor_thermal_device 
> typec_ucsi intel_rapl_common intel_pch_thermal intel_soc_dts_iosf 
> typec tpm_crb int3403_thermal tpm_tis int340x_thermal_zone evd
> ev tpm_tis_core tpm rng_core acpi_pad intel_pmc_core intel_hid 
> int3400_thermal acpi_thermal_rel acpi_tad sparse_keymap ac udl msr 
> parport_pc ppdev lp parport fuse configfs efivarfs ip_tables
> x_tables autofs4 ext4 crc16 mbcache jbd2 crc32c_generic hid_generic 
> i915 rtsx_pci_sdmmc mmc_core i2c_algo_bit drm_kms_helper xhci_pci 
> xhci_hcd cec crc32_pclmul rtsx_pci nvme psmouse crc32c_in
> tel drm usbcore nvme_core thunderbolt t10_pi
> [ 46.093036] crc_t10dif crct10dif_generic i2c_i801 crct10dif_pclmul 
> i2c_smbus crct10dif_common intel_lpss_pci i2c_hid usb_common 
> intel_lpss idma64 hid wmi battery button video
> [ 46.093066] CPU: 6 PID: 585 Comm: Xorg Not tainted 5.10.0-4-amd64 #1 
> Debian 5.10.19-1
> [ 46.093069] Hardware name: Dell Inc. XPS 13 7390/0G2D0W, BIOS 1.7.0 
> 10/22/2020
> [ 46.093074] RIP: 0010:dma_map_sg_attrs+0x37/0x50
> [ 46.093080] Code: 85 c0 48 0f 44 05 39 ed d5 01 83 f9 02 77 19 48 83 
> bf 50 02 00 00 00 74 11 48 85 c0 75 11 e8 30 16 00 00 85 c0 78 13 c3 
> 0f 0b <0f> 0b 31 c0 c3 48 8b 40 50 e8 0b 40 af 00
> eb e9 0f 0b 0f 1f 80 00
> [ 46.093083] RSP: 0018:ffffb1fdc0c1bd00 EFLAGS: 00010246
> [ 46.093087] RAX: 0000000000000000 RBX: 000000000000000a RCX: 
> 0000000000000000
> [ 46.093089] RDX: 000000000000000a RSI: ffff954f347a1400 RDI: 
> ffff954ed1353830
> [ 46.093092] RBP: ffff954f347a1400 R08: 0000000000000020 R09: 
> ffff954f347a1400
> [ 46.093094] R10: 000000000000004d R11: 000000000000000a R12: 
> ffff954f3524c8a0
> [ 46.093096] R13: ffff954ec7c31ab0 R14: ffff954f347a5800 R15: 
> 0000000000000000
> [ 46.093101] FS: 00007f40857f4a40(0000) GS:ffff95523e980000(0000) 
> knlGS:0000000000000000
> [ 46.093104] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> [ 46.093106] CR2: 00007f4057717000 CR3: 00000001022c4005 CR4: 
> 00000000003706e0
> [ 46.093109] Call Trace:
> [ 46.093234] i915_gem_map_dma_buf+0x100/0x180 [i915]
> [ 46.093247] dma_buf_map_attachment+0x7e/0xf0
> [ 46.093301] drm_gem_prime_import_dev.part.0+0x3d/0xc0 [drm]
> [ 46.093344] drm_gem_prime_fd_to_handle+0x196/0x1d0 [drm]
> [ 46.093385] ? drm_prime_destroy_file_private+0x20/0x20 [drm]
> [ 46.093414] drm_ioctl_kernel+0xaa/0xf0 [drm]
> [ 46.093447] drm_ioctl+0x20f/0x3a0 [drm]
> [ 46.093486] ? drm_prime_destroy_file_private+0x20/0x20 [drm]
> [ 46.093493] ? get_file_raw_ptr+0x53/0x70
> [ 46.093502] __x64_sys_ioctl+0x83/0xb0
> [ 46.093509] do_syscall_64+0x33/0x80
> [ 46.093516] entry_SYSCALL_64_after_hwframe+0x44/0xa9
> [ 46.093521] RIP: 0033:0x7f4085c5fcc7
> [ 46.093527] Code: 00 00 00 48 8b 05 c9 91 0c 00 64 c7 00 26 00 00 00 
> 48 c7 c0 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 b8 10 00 00 00 
> 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 99 91 0c 00 f7 d8 64 89 01 48
> [ 46.093529] RSP: 002b:00007fff02eca8f8 EFLAGS: 00000246 ORIG_RAX: 
> 0000000000000010
> [ 46.093535] RAX: ffffffffffffffda RBX: 00007fff02eca93c RCX: 
> 00007f4085c5fcc7
> [ 46.093537] RDX: 00007fff02eca93c RSI: 00000000c00c642e RDI: 
> 0000000000000026
> [ 46.093539] RBP: 00000000c00c642e R08: 000055ff6564c270 R09: 
> 000055ff64684010
> [ 46.093542] R10: fffffffffffff9b9 R11: 0000000000000246 R12: 
> 000055ff6564c270
> [ 46.093544] R13: 0000000000000026 R14: 00000000007e9000 R15: 
> 0000000000000000
>
> USB device information:
>
> root@hactar:~# lsusb
> Bus 004 Device 004: ID 0bda:8153 Realtek Semiconductor Corp. RTL8153 
> Gigabit Ethernet Adapter
> Bus 004 Device 003: ID 2109:0817 VIA Labs, Inc. USB3.0 Hub
> Bus 004 Device 002: ID 2109:0817 VIA Labs, Inc. USB3.0 Hub
> Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
> Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
> Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
> Bus 001 Device 004: ID 8087:0029 Intel Corp. AX200 Bluetooth
> Bus 001 Device 009: ID 17e9:0360 DisplayLink USB to DVI-19
> Bus 001 Device 010: ID 0c76:161f JMTek, LLC. USB PnP Audio Device
> Bus 001 Device 008: ID 2109:2817 VIA Labs, Inc. USB2.0 Hub
> Bus 001 Device 007: ID 046d:c31c Logitech, Inc. Keyboard K120
> Bus 001 Device 006: ID 03f0:094a HP, Inc Optical Mouse [672662-001]
> Bus 001 Device 003: ID 2109:2817 VIA Labs, Inc. USB2.0 Hub
> Bus 001 Device 002: ID 0c45:6723 Microdia Integrated_Webcam_HD
> Bus 001 Device 005: ID 27c6:5385 Shenzhen Goodix Technology Co.,Ltd. 
> Fingerprint Reader
> Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
>
> Let me know what more information I could provide and I would be happy to!
>
> Best regards
> /Rasmus
>
> *** Reporter, please consider answering these questions, where 
> appropriate ***
>
> * What led up to the situation?
> Connecting the USB to DisplayPort adapter (Diamond BVU195 - which 
> supposedly is supported by Linux) goes well, but as soon as an output 
> is configured with xrandr,
> * What exactly did you do (or not do) that was effective (or
> ineffective)?
> Running kernel 5.9.15-1 does not give the kernel oops.
> * What was the outcome of this action?
> The kernel gives an oops and the adapter does essentially not work. 
> With earlier kernels, the adapter works well.
> * What outcome did you expect instead?
>
> I expected the display to be activated.
>
> *** End of the template - remove these template lines ***
>
>
> -- Package-specific info:
> ** Kernel log: boot messages should be attached
>
> ** Model information
> sys_vendor: Dell Inc.
> product_name: XPS 13 7390
> product_version:
> chassis_vendor: Dell Inc.
> chassis_version:
> bios_vendor: Dell Inc.
> bios_version: 1.7.0
> board_vendor: Dell Inc.
> board_name: 0G2D0W
> board_version: A00
>
> ** PCI devices:
> 00:00.0 Host bridge [0600]: Intel Corporation Comet Lake-U v1 4c Host 
> Bridge/DRAM Controller [8086:9b61] (rev 0c)
> Subsystem: Dell Comet Lake-U v1 4c Host Bridge/DRAM Controller [1028:0962]
> 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
> IOMMU group: 0
> Capabilities: <access denied>
> Kernel driver in use: skl_uncore
>
> 00:02.0 VGA compatible controller [0300]: Intel Corporation 
> CometLake-U GT2 [UHD Graphics] [8086:9b41] (rev 02) (prog-if 00 [VGA 
> controller])
> DeviceName: To Be Filled by O.E.M.
> Subsystem: Dell UHD Graphics [1028:0962]
> 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 158
> IOMMU group: 1
> Region 0: Memory at 604a000000 (64-bit, non-prefetchable) [size=16M]
> Region 2: Memory at 4000000000 (64-bit, prefetchable) [size=256M]
> Region 4: I/O ports at 3000 [size=64]
> Expansion ROM at 000c0000 [virtual] [disabled] [size=128K]
> Capabilities: <access denied>
> Kernel driver in use: i915
> Kernel modules: i915
>
> 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 0c)
> Subsystem: Dell Xeon E3-1200 v5/E3-1500 v5/6th Gen Core Processor 
> Thermal Subsystem [1028:0962]
> 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-
> Interrupt: pin A routed to IRQ 16
> IOMMU group: 2
> Region 0: Memory at 604b110000 (64-bit, non-prefetchable) [size=32K]
> Capabilities: <access denied>
> Kernel driver in use: proc_thermal
> Kernel modules: processor_thermal_device
>
> 00:08.0 System peripheral [0880]: Intel Corporation Xeon E3-1200 v5/v6 
> / E3-1500 v5 / 6th/7th/8th Gen Core Processor Gaussian Mixture Model 
> [8086:1911]
> Subsystem: Dell Xeon E3-1200 v5/v6 / E3-1500 v5 / 6th/7th/8th Gen Core 
> Processor Gaussian Mixture Model [1028:0962]
> 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-
> Interrupt: pin A routed to IRQ 255
> IOMMU group: 3
> Region 0: Memory at 604b124000 (64-bit, non-prefetchable) [disabled] 
> [size=4K]
> Capabilities: <access denied>
>
> 00:12.0 Signal processing controller [1180]: Intel Corporation Comet 
> Lake Thermal Subsytem [8086:02f9]
> Subsystem: Dell Comet Lake Thermal Subsytem [1028:0962]
> 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-
> Interrupt: pin A routed to IRQ 16
> IOMMU group: 4
> Region 0: Memory at 604b123000 (64-bit, non-prefetchable) [size=4K]
> Capabilities: <access denied>
> Kernel driver in use: intel_pch_thermal
> Kernel modules: intel_pch_thermal
>
> 00:14.0 USB controller [0c03]: Intel Corporation Comet Lake PCH-LP USB 
> 3.1 xHCI Host Controller [8086:02ed] (prog-if 30 [XHCI])
> Subsystem: Dell Comet Lake PCH-LP USB 3.1 xHCI Host Controller [1028:0962]
> Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- 
> Stepping- SERR- FastB2B- DisINTx+
> Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- 
> <TAbort- <MAbort- >SERR- <PERR- INTx-
> Latency: 0
> Interrupt: pin A routed to IRQ 148
> IOMMU group: 5
> Region 0: Memory at 604b100000 (64-bit, non-prefetchable) [size=64K]
> Capabilities: <access denied>
> Kernel driver in use: xhci_hcd
> Kernel modules: xhci_pci
>
> 00:14.2 RAM memory [0500]: Intel Corporation Comet Lake PCH-LP Shared 
> SRAM [8086:02ef]
> Subsystem: Dell Comet Lake PCH-LP Shared SRAM [1028:0962]
> 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-
> IOMMU group: 5
> Region 0: Memory at 604b11c000 (64-bit, non-prefetchable) [disabled] 
> [size=8K]
> Region 2: Memory at 604b122000 (64-bit, non-prefetchable) [disabled] 
> [size=4K]
> Capabilities: <access denied>
>
> 00:15.0 Serial bus controller [0c80]: Intel Corporation Serial IO I2C 
> Host Controller [8086:02e8]
> Subsystem: Dell Serial IO I2C Host Controller [1028:0962]
> 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, Cache Line Size: 64 bytes
> Interrupt: pin A routed to IRQ 16
> IOMMU group: 6
> Region 0: Memory at 4010000000 (64-bit, non-prefetchable) [virtual] 
> [size=4K]
> Capabilities: <access denied>
> Kernel driver in use: intel-lpss
> Kernel modules: intel_lpss_pci
>
> 00:15.1 Serial bus controller [0c80]: Intel Corporation Comet Lake 
> Serial IO I2C Host Controller [8086:02e9]
> Subsystem: Dell Comet Lake Serial IO I2C Host Controller [1028:0962]
> 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, Cache Line Size: 64 bytes
> Interrupt: pin B routed to IRQ 17
> IOMMU group: 6
> Region 0: Memory at 4010001000 (64-bit, non-prefetchable) [virtual] 
> [size=4K]
> Capabilities: <access denied>
> Kernel driver in use: intel-lpss
> Kernel modules: intel_lpss_pci
>
> 00:16.0 Communication controller [0780]: Intel Corporation Comet Lake 
> Management Engine Interface [8086:02e0]
> Subsystem: Dell Comet Lake Management Engine Interface [1028:0962]
> 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 159
> IOMMU group: 7
> Region 0: Memory at 604b11f000 (64-bit, non-prefetchable) [size=4K]
> Capabilities: <access denied>
> Kernel driver in use: mei_me
> Kernel modules: mei_me
>
> 00:1c.0 PCI bridge [0604]: Intel Corporation Device [8086:02bc] (rev 
> f0) (prog-if 00 [Normal decode])
> 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 122
> IOMMU group: 8
> Bus: primary=00, secondary=01, subordinate=01, sec-latency=0
> I/O behind bridge: [disabled]
> Memory behind bridge: 9e300000-9e3fffff [size=1M]
> Prefetchable memory behind bridge: [disabled]
> Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort- 
> <TAbort- <MAbort+ <SERR- <PERR-
> BridgeCtl: Parity- SERR+ NoISA- VGA- VGA16- MAbort- >Reset- FastB2B-
> PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn-
> Capabilities: <access denied>
> Kernel driver in use: pcieport
>
> 00:1c.6 PCI bridge [0604]: Intel Corporation Device [8086:02be] (rev 
> f0) (prog-if 00 [Normal decode])
> 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 C routed to IRQ 123
> IOMMU group: 9
> Bus: primary=00, secondary=02, subordinate=02, sec-latency=0
> I/O behind bridge: [disabled]
> Memory behind bridge: 9e200000-9e2fffff [size=1M]
> Prefetchable memory behind bridge: [disabled]
> Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort- 
> <TAbort- <MAbort+ <SERR- <PERR-
> BridgeCtl: Parity- SERR+ NoISA- VGA- VGA16- MAbort- >Reset- FastB2B-
> PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn-
> Capabilities: <access denied>
> Kernel driver in use: pcieport
>
> 00:1d.0 PCI bridge [0604]: Intel Corporation Device [8086:02b0] (rev 
> f0) (prog-if 00 [Normal decode])
> 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 124
> IOMMU group: 10
> Bus: primary=00, secondary=03, subordinate=70, sec-latency=0
> I/O behind bridge: 00004000-00006fff [size=12K]
> Memory behind bridge: 70000000-9e0fffff [size=737M]
> Prefetchable memory behind bridge: 0000006000000000-0000006049ffffff 
> [size=1184M]
> Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort- 
> <TAbort- <MAbort+ <SERR- <PERR-
> BridgeCtl: Parity- SERR+ NoISA- VGA- VGA16- MAbort- >Reset- FastB2B-
> PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn-
> Capabilities: <access denied>
> Kernel driver in use: pcieport
>
> 00:1d.4 PCI bridge [0604]: Intel Corporation Device [8086:02b4] (rev 
> f0) (prog-if 00 [Normal decode])
> 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 125
> IOMMU group: 11
> Bus: primary=00, secondary=71, subordinate=71, sec-latency=0
> I/O behind bridge: [disabled]
> Memory behind bridge: 9e100000-9e1fffff [size=1M]
> Prefetchable memory behind bridge: [disabled]
> Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort- 
> <TAbort- <MAbort+ <SERR- <PERR-
> BridgeCtl: Parity- SERR+ NoISA- VGA- VGA16- MAbort- >Reset- FastB2B-
> PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn-
> Capabilities: <access denied>
> Kernel driver in use: pcieport
>
> 00:1f.0 ISA bridge [0601]: Intel Corporation Comet Lake PCH-LP LPC 
> Premium Controller/eSPI Controller [8086:0284]
> Subsystem: Dell Comet Lake PCH-LP LPC Premium Controller/eSPI 
> Controller [1028:0962]
> 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
> IOMMU group: 12
>
> 00:1f.3 Audio device [0403]: Intel Corporation Comet Lake PCH-LP cAVS 
> [8086:02c8] (prog-if 80)
> Subsystem: Dell Comet Lake PCH-LP cAVS [1028:0962]
> 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: 64
> Interrupt: pin A routed to IRQ 170
> IOMMU group: 12
> Region 0: Memory at 604b118000 (64-bit, non-prefetchable) [size=16K]
> Region 4: Memory at 604b000000 (64-bit, non-prefetchable) [size=1M]
> Capabilities: <access denied>
> Kernel driver in use: snd_hda_intel
> Kernel modules: snd_hda_intel, snd_sof_pci
>
> 00:1f.4 SMBus [0c05]: Intel Corporation Comet Lake PCH-LP SMBus Host 
> Controller [8086:02a3]
> Subsystem: Dell Comet Lake PCH-LP SMBus Host Controller [1028:0962]
> Control: I/O+ Mem+ BusMaster- SpecCycle- MemWINV- VGASnoop- ParErr- 
> Stepping- SERR- FastB2B- DisINTx-
> Status: Cap- 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- 
> <TAbort- <MAbort- >SERR- <PERR- INTx-
> Interrupt: pin A routed to IRQ 16
> IOMMU group: 12
> Region 0: Memory at 604b11e000 (64-bit, non-prefetchable) [size=256]
> Region 4: I/O ports at efa0 [size=32]
> Kernel driver in use: i801_smbus
> Kernel modules: i2c_i801
>
> 00:1f.5 Serial bus controller [0c80]: Intel Corporation Comet Lake SPI 
> (flash) Controller [8086:02a4]
> Subsystem: Dell Comet Lake SPI (flash) Controller [1028:0962]
> 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-
> IOMMU group: 12
> Region 0: Memory at fe010000 (32-bit, non-prefetchable) [size=4K]
>
> 01:00.0 Unassigned class [ff00]: Realtek Semiconductor Co., Ltd. 
> RTS525A PCI Express Card Reader [10ec:525a] (rev 01)
> Subsystem: Dell RTS525A PCI Express Card Reader [1028:0962]
> 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 147
> IOMMU group: 13
> Region 1: Memory at 9e300000 (32-bit, non-prefetchable) [size=4K]
> Capabilities: <access denied>
> Kernel driver in use: rtsx_pci
> Kernel modules: rtsx_pci
>
> 02:00.0 Network controller [0280]: Intel Corporation Wi-Fi 6 AX200 
> [8086:2723] (rev 1a)
> Subsystem: Rivet Networks Wi-Fi 6 AX200 [1a56:1653]
> 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 18
> IOMMU group: 14
> Region 0: Memory at 9e200000 (64-bit, non-prefetchable) [size=16K]
> Capabilities: <access denied>
> Kernel driver in use: iwlwifi
> Kernel modules: iwlwifi
>
> 03:00.0 PCI bridge [0604]: Intel Corporation JHL6540 Thunderbolt 3 
> Bridge (C step) [Alpine Ridge 4C 2016] [8086:15d3] (rev 02) (prog-if 
> 00 [Normal decode])
> Physical Slot: 8
> 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
> IOMMU group: 15
> Bus: primary=03, secondary=04, subordinate=70, sec-latency=0
> I/O behind bridge: 00004000-00005fff [size=8K]
> Memory behind bridge: 70000000-9dffffff [size=736M]
> Prefetchable memory behind bridge: 0000006000000000-0000006049ffffff 
> [size=1184M]
> Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort- 
> <TAbort- <MAbort- <SERR- <PERR-
> BridgeCtl: Parity- SERR+ NoISA- VGA- VGA16- MAbort- >Reset- FastB2B-
> PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn-
> Capabilities: <access denied>
> Kernel driver in use: pcieport
>
> 04:00.0 PCI bridge [0604]: Intel Corporation JHL6540 Thunderbolt 3 
> Bridge (C step) [Alpine Ridge 4C 2016] [8086:15d3] (rev 02) (prog-if 
> 00 [Normal decode])
> 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 126
> IOMMU group: 16
> Bus: primary=04, secondary=05, subordinate=05, sec-latency=0
> I/O behind bridge: [disabled]
> Memory behind bridge: 9df00000-9dffffff [size=1M]
> Prefetchable memory behind bridge: [disabled]
> Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort- 
> <TAbort- <MAbort- <SERR- <PERR-
> BridgeCtl: Parity- SERR+ NoISA- VGA- VGA16- MAbort- >Reset- FastB2B-
> PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn-
> Capabilities: <access denied>
> Kernel driver in use: pcieport
>
> 04:01.0 PCI bridge [0604]: Intel Corporation JHL6540 Thunderbolt 3 
> Bridge (C step) [Alpine Ridge 4C 2016] [8086:15d3] (rev 02) (prog-if 
> 00 [Normal decode])
> 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 127
> IOMMU group: 17
> Bus: primary=04, secondary=06, subordinate=3a, sec-latency=0
> I/O behind bridge: 00004000-00004fff [size=4K]
> Memory behind bridge: 87000000-9defffff [size=367M]
> Prefetchable memory behind bridge: 0000006025000000-0000006049ffffff 
> [size=592M]
> Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort- 
> <TAbort- <MAbort- <SERR- <PERR-
> BridgeCtl: Parity- SERR+ NoISA- VGA- VGA16- MAbort- >Reset- FastB2B-
> PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn-
> Capabilities: <access denied>
> Kernel driver in use: pcieport
>
> 04:02.0 PCI bridge [0604]: Intel Corporation JHL6540 Thunderbolt 3 
> Bridge (C step) [Alpine Ridge 4C 2016] [8086:15d3] (rev 02) (prog-if 
> 00 [Normal decode])
> 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 128
> IOMMU group: 18
> Bus: primary=04, secondary=3b, subordinate=3b, sec-latency=0
> I/O behind bridge: [disabled]
> Memory behind bridge: 86f00000-86ffffff [size=1M]
> Prefetchable memory behind bridge: [disabled]
> Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort- 
> <TAbort- <MAbort- <SERR- <PERR-
> BridgeCtl: Parity- SERR+ NoISA- VGA- VGA16- MAbort- >Reset- FastB2B-
> PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn-
> Capabilities: <access denied>
> Kernel driver in use: pcieport
>
> 04:04.0 PCI bridge [0604]: Intel Corporation JHL6540 Thunderbolt 3 
> Bridge (C step) [Alpine Ridge 4C 2016] [8086:15d3] (rev 02) (prog-if 
> 00 [Normal decode])
> 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 129
> IOMMU group: 19
> Bus: primary=04, secondary=3c, subordinate=70, sec-latency=0
> I/O behind bridge: 00005000-00005fff [size=4K]
> Memory behind bridge: 70000000-86efffff [size=367M]
> Prefetchable memory behind bridge: 0000006000000000-0000006024ffffff 
> [size=592M]
> Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort- 
> <TAbort- <MAbort- <SERR- <PERR-
> BridgeCtl: Parity- SERR+ NoISA- VGA- VGA16- MAbort- >Reset- FastB2B-
> PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn-
> Capabilities: <access denied>
> Kernel driver in use: pcieport
>
> 05:00.0 System peripheral [0880]: Intel Corporation JHL6540 
> Thunderbolt 3 NHI (C step) [Alpine Ridge 4C 2016] [8086:15d2] (rev 02)
> Subsystem: Dell JHL6540 Thunderbolt 3 NHI (C step) [Alpine Ridge 4C 
> 2016] [1028:0962]
> 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
> IOMMU group: 16
> Region 0: Memory at 9df00000 (32-bit, non-prefetchable) [size=256K]
> Region 1: Memory at 9df40000 (32-bit, non-prefetchable) [size=4K]
> Capabilities: <access denied>
> Kernel driver in use: thunderbolt
> Kernel modules: thunderbolt
>
> 3b:00.0 USB controller [0c03]: Intel Corporation JHL6540 Thunderbolt 3 
> USB Controller (C step) [Alpine Ridge 4C 2016] [8086:15d4] (rev 02) 
> (prog-if 30 [XHCI])
> Subsystem: Dell JHL6540 Thunderbolt 3 USB Controller (C step) [Alpine 
> Ridge 4C 2016] [1028:0962]
> 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, Cache Line Size: 64 bytes
> Interrupt: pin A routed to IRQ 157
> IOMMU group: 18
> Region 0: Memory at 86f00000 (32-bit, non-prefetchable) [size=64K]
> Capabilities: <access denied>
> Kernel driver in use: xhci_hcd
> Kernel modules: xhci_pci
>
> 71:00.0 Non-Volatile memory controller [0108]: Intel Corporation SSD 
> Pro 7600p/760p/E 6100p Series [8086:f1a6] (rev 03) (prog-if 02 [NVM 
> Express])
> Subsystem: Intel Corporation SSD Pro 7600p/760p/E 6100p Series [NVM 
> Express] [8086:390b]
> 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
> NUMA node: 0
> IOMMU group: 20
> Region 0: Memory at 9e100000 (64-bit, non-prefetchable) [size=16K]
> Capabilities: <access denied>
> Kernel driver in use: nvme
> Kernel modules: nvme
>
>
> ** USB devices:
> Bus 004 Device 004: ID 0bda:8153 Realtek Semiconductor Corp. RTL8153 
> Gigabit Ethernet Adapter
> Bus 004 Device 003: ID 2109:0817 VIA Labs, Inc. USB3.0 Hub
> Bus 004 Device 002: ID 2109:0817 VIA Labs, Inc. USB3.0 Hub
> Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
> Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
> Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
> Bus 001 Device 004: ID 8087:0029 Intel Corp. AX200 Bluetooth
> Bus 001 Device 009: ID 17e9:0360 DisplayLink USB to DVI-19
> Bus 001 Device 010: ID 0c76:161f JMTek, LLC. USB PnP Audio Device
> Bus 001 Device 008: ID 2109:2817 VIA Labs, Inc. USB2.0 Hub
> Bus 001 Device 007: ID 046d:c31c Logitech, Inc. Keyboard K120
> Bus 001 Device 006: ID 03f0:094a HP, Inc Optical Mouse [672662-001]
> Bus 001 Device 003: ID 2109:2817 VIA Labs, Inc. USB2.0 Hub
> Bus 001 Device 002: ID 0c45:6723 Microdia Integrated_Webcam_HD
> Bus 001 Device 005: ID 27c6:5385 Shenzhen Goodix Technology Co.,Ltd. 
> Fingerprint Reader
> Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
>
>
> -- System Information:
> Debian Release: bullseye/sid
> APT prefers testing
> APT policy: (900, 'testing'), (800, 'unstable')
> Architecture: amd64 (x86_64)
> Foreign Architectures: i386
>
> Kernel: Linux 5.10.0-4-amd64 (SMP w/8 CPU threads)
> Kernel taint flags: TAINT_WARN
> Locale: LANG=da_DK.UTF-8, LC_CTYPE=da_DK.UTF-8 (charmap=UTF-8) 
> (ignored: LC_ALL set to da_DK.UTF-8), LANGUAGE=da_DK.UTF-8
> Shell: /bin/sh linked to /usr/bin/dash
> Init: systemd (via /run/systemd/system)
> LSM: AppArmor: enabled
>
> Versions of packages linux-image-5.9.0-5-amd64 depends on:
> ii initramfs-tools [linux-initramfs-tool] 0.139
> ii kmod 28-1
> ii linux-base 4.6
>
> Versions of packages linux-image-5.9.0-5-amd64 recommends:
> ii apparmor 2.13.6-9
> ii firmware-linux-free 20200122-1
>
> Versions of packages linux-image-5.9.0-5-amd64 suggests:
> pn debian-kernel-handbook <none>
> ii grub-efi-amd64 2.04-16
> pn linux-doc-5.9 <none>
>
> Versions of packages linux-image-5.9.0-5-amd64 is related to:
> ii firmware-amd-graphics 20210208-3
> pn firmware-atheros <none>
> pn firmware-bnx2 <none>
> pn firmware-bnx2x <none>
> pn firmware-brcm80211 <none>
> pn firmware-cavium <none>
> pn firmware-intel-sound <none>
> pn firmware-intelwimax <none>
> pn firmware-ipw2x00 <none>
> pn firmware-ivtv <none>
> ii firmware-iwlwifi 20210208-3
> pn firmware-libertas <none>
> ii firmware-linux-nonfree 20210208-3
> ii firmware-misc-nonfree 20210208-3
> pn firmware-myricom <none>
> pn firmware-netxen <none>
> pn firmware-qlogic <none>
> pn firmware-realtek <none>
> pn firmware-samsung <none>
> pn firmware-siano <none>
> pn firmware-ti-connectivity <none>
> pn xen-hypervisor <none>
>
> -- no debconf information

-- 
Rasmus Bøg Hansen
moffe@zz9.dk / http://www.zz9.dk/
+45 23202925 / +47 40450691

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