Bug#1125155: /usr/share/bug/linux-image-6.12.57+deb13-amd64/include-pci: amdgpu flip timeout, system freezes

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From	Salvatore Bonaccorso <carnil@debian.org>
Newsgroups	linux.debian.bugs.dist, linux.debian.kernel
Subject	Bug#1125155: /usr/share/bug/linux-image-6.12.57+deb13-amd64/include-pci: amdgpu flip timeout, system freezes
Date	Tue, 20 Jan 2026 06:10:02 +0100
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X-Original-To	Olivier Cailloux <olivier.cailloux@dauphine.psl.eu>, 1125155@bugs.debian.org
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Hi Olivier,

On Fri, Jan 09, 2026 at 09:37:27PM +0100, Olivier Cailloux wrote:
> Package: src:linux
> Version: 6.12.57-1
> Severity: normal
> File: /usr/share/bug/linux-image-6.12.57+deb13-amd64/include-pci
> X-Debbugs-Cc: debian-amd64@lists.debian.org, olivier.cailloux@dauphine.psl.eu
> User: debian-amd64@lists.debian.org
> Usertags: amd64
> 
> Dear Maintainer,
> 
> System often freezes, unpredictably, including under low load.
> 
> -- Package-specific info:
> ** Version:
> Linux version 6.12.57+deb13-amd64 (debian-kernel@lists.debian.org) (x86_64-linux-gnu-gcc-14 (Debian 14.2.0-19) 14.2.0, GNU ld (GNU Binutils for Debian) 2.44) #1 SMP PREEMPT_DYNAMIC Debian 6.12.57-1 (2025-11-05)
> 
> ** Command line:
> BOOT_IMAGE=/boot/vmlinuz-6.12.57+deb13-amd64 root=UUID=bc8d50a1-fb6d-4458-b1b3-1cc2f30daf00 ro quiet amdgpu.dcdebugmask=0x10
> 
> ** Not tainted
> 
> ** Kernel log:
> [    7.019873] iwlwifi 0000:0b:00.0: firmware: failed to load iwl-debug-yoyo.bin (-2)
> [    7.019882] iwlwifi 0000:0b:00.0: firmware: failed to load iwl-debug-yoyo.bin (-2)
> [    7.019889] iwlwifi 0000:0b:00.0: firmware: failed to load iwl-debug-yoyo.bin (-2)
> [    7.019891] iwlwifi 0000:0b:00.0: loaded firmware version 89.4d42c933.0 ty-a0-gf-a0-89.ucode op_mode iwlmvm
> [    7.030507] Bluetooth: hci0: Fseq status: Success (0x00)
> [    7.030510] Bluetooth: hci0: Fseq executed: 00.00.02.41
> [    7.030512] Bluetooth: hci0: Fseq BT Top: 00.00.02.41
> [    7.086505] snd_hda_intel 0000:03:00.1: enabling device (0000 -> 0002)
> [    7.086575] snd_hda_intel 0000:03:00.1: Handle vga_switcheroo audio client
> [    7.086576] snd_hda_intel 0000:03:00.1: Force to non-snoop mode
> [    7.086792] snd_hda_intel 0000:0f:00.1: enabling device (0000 -> 0002)
> [    7.086824] snd_hda_intel 0000:0f:00.1: Handle vga_switcheroo audio client
> [    7.086856] snd_hda_intel 0000:0f:00.6: enabling device (0000 -> 0002)
> [    7.095482] snd_hda_intel 0000:0f:00.1: bound 0000:0f:00.0 (ops amdgpu_dm_audio_component_bind_ops [amdgpu])
> [    7.097134] snd_hda_intel 0000:03:00.1: bound 0000:03:00.0 (ops amdgpu_dm_audio_component_bind_ops [amdgpu])
> [    7.099500] input: HD-Audio Generic HDMI/DP,pcm=3 as /devices/pci0000:00/0000:00:08.1/0000:0f:00.1/sound/card2/input14
> [    7.099592] input: HD-Audio Generic HDMI/DP,pcm=7 as /devices/pci0000:00/0000:00:08.1/0000:0f:00.1/sound/card2/input15
> [    7.099683] input: HDA ATI HDMI HDMI/DP,pcm=3 as /devices/pci0000:00/0000:00:01.1/0000:01:00.0/0000:02:00.0/0000:03:00.1/sound/card1/input16
> [    7.099761] input: HDA ATI HDMI HDMI/DP,pcm=7 as /devices/pci0000:00/0000:00:01.1/0000:01:00.0/0000:02:00.0/0000:03:00.1/sound/card1/input17
> [    7.099829] input: HDA ATI HDMI HDMI/DP,pcm=8 as /devices/pci0000:00/0000:00:01.1/0000:01:00.0/0000:02:00.0/0000:03:00.1/sound/card1/input18
> [    7.099891] input: HDA ATI HDMI HDMI/DP,pcm=9 as /devices/pci0000:00/0000:00:01.1/0000:01:00.0/0000:02:00.0/0000:03:00.1/sound/card1/input19
> [    7.099972] input: HDA ATI HDMI HDMI/DP,pcm=10 as /devices/pci0000:00/0000:00:01.1/0000:01:00.0/0000:02:00.0/0000:03:00.1/sound/card1/input20
> [    7.100040] input: HDA ATI HDMI HDMI/DP,pcm=11 as /devices/pci0000:00/0000:00:01.1/0000:01:00.0/0000:02:00.0/0000:03:00.1/sound/card1/input21
> [    7.158105] snd_hda_codec_realtek hdaudioC3D0: autoconfig for ALC897: line_outs=3 (0x14/0x15/0x16/0x0/0x0) type:line
> [    7.158108] snd_hda_codec_realtek hdaudioC3D0:    speaker_outs=0 (0x0/0x0/0x0/0x0/0x0)
> [    7.158110] snd_hda_codec_realtek hdaudioC3D0:    hp_outs=1 (0x1b/0x0/0x0/0x0/0x0)
> [    7.158111] snd_hda_codec_realtek hdaudioC3D0:    mono: mono_out=0x0
> [    7.158112] snd_hda_codec_realtek hdaudioC3D0:    dig-out=0x1e/0x0
> [    7.158113] snd_hda_codec_realtek hdaudioC3D0:    inputs:
> [    7.158115] snd_hda_codec_realtek hdaudioC3D0:      Rear Mic=0x18
> [    7.158116] snd_hda_codec_realtek hdaudioC3D0:      Front Mic=0x19
> [    7.158117] snd_hda_codec_realtek hdaudioC3D0:      Line=0x1a
> [    7.160322] kvm_amd: TSC scaling supported
> [    7.160323] kvm_amd: Nested Virtualization enabled
> [    7.160324] kvm_amd: Nested Paging enabled
> [    7.160325] kvm_amd: LBR virtualization supported
> [    7.160328] kvm_amd: Virtual GIF supported
> [    7.160329] kvm_amd: Virtual NMI enabled
> [    7.166988] MCE: In-kernel MCE decoding enabled.
> [    7.178849] input: HD-Audio Generic Rear Mic as /devices/pci0000:00/0000:00:08.1/0000:0f:00.6/sound/card3/input22
> [    7.178921] input: HD-Audio Generic Front Mic as /devices/pci0000:00/0000:00:08.1/0000:0f:00.6/sound/card3/input23
> [    7.178978] input: HD-Audio Generic Line as /devices/pci0000:00/0000:00:08.1/0000:0f:00.6/sound/card3/input24
> [    7.179034] input: HD-Audio Generic Line Out Front as /devices/pci0000:00/0000:00:08.1/0000:0f:00.6/sound/card3/input25
> [    7.179104] input: HD-Audio Generic Line Out Surround as /devices/pci0000:00/0000:00:08.1/0000:0f:00.6/sound/card3/input26
> [    7.179167] input: HD-Audio Generic Line Out CLFE as /devices/pci0000:00/0000:00:08.1/0000:0f:00.6/sound/card3/input27
> [    7.179206] input: HD-Audio Generic Front Headphone as /devices/pci0000:00/0000:00:08.1/0000:0f:00.6/sound/card3/input28
> [    7.287258] intel_rapl_common: Found RAPL domain package
> [    7.287261] intel_rapl_common: Found RAPL domain core
> [    7.287932] amd_atl: AMD Address Translation Library initialized
> [    7.337540] iwlwifi 0000:0b:00.0: WFPM_UMAC_PD_NOTIFICATION: 0x20
> [    7.337554] iwlwifi 0000:0b:00.0: WFPM_LMAC2_PD_NOTIFICATION: 0x1f
> [    7.337566] iwlwifi 0000:0b:00.0: WFPM_AUTH_KEY_0: 0x90
> [    7.337582] iwlwifi 0000:0b:00.0: CNVI_SCU_SEQ_DATA_DW9: 0x0
> [    7.337619] iwlwifi 0000:0b:00.0: Detected RF GF, rfid=0x10d000
> [    7.337923] iwlwifi 0000:0b:00.0: loaded PNVM version 581d4936
> [    7.355887] usbcore: registered new interface driver snd-usb-audio
> [    7.422925] iwlwifi 0000:0b:00.0: base HW address: a4:f9:33:c5:e4:f5
> [    7.470643] iwlwifi 0000:0b:00.0 wlp11s0: renamed from wlan0
> [    7.785247] audit: type=1400 audit(1767989548.795:2): apparmor="STATUS" operation="profile_load" profile="unconfined" name="ch-checkns" pid=879 comm="apparmor_parser"
> [    7.785251] audit: type=1400 audit(1767989548.795:3): apparmor="STATUS" operation="profile_load" profile="unconfined" name=4D6F6E676F444220436F6D70617373 pid=870 comm="apparmor_parser"
> [    7.785253] audit: type=1400 audit(1767989548.795:4): apparmor="STATUS" operation="profile_load" profile="unconfined" name="cam" pid=878 comm="apparmor_parser"
> [    7.785254] audit: type=1400 audit(1767989548.795:5): apparmor="STATUS" operation="profile_load" profile="unconfined" name="ch-run" pid=880 comm="apparmor_parser"
> [    7.785256] audit: type=1400 audit(1767989548.795:6): apparmor="STATUS" operation="profile_load" profile="unconfined" name="brave" pid=874 comm="apparmor_parser"
> [    7.785258] audit: type=1400 audit(1767989548.795:7): apparmor="STATUS" operation="profile_load" profile="unconfined" name="balena-etcher" pid=873 comm="apparmor_parser"
> [    7.785259] audit: type=1400 audit(1767989548.795:8): apparmor="STATUS" operation="profile_load" profile="unconfined" name="busybox" pid=876 comm="apparmor_parser"
> [    7.785281] audit: type=1400 audit(1767989548.795:9): apparmor="STATUS" operation="profile_load" profile="unconfined" name="Discord" pid=869 comm="apparmor_parser"
> [    7.785311] audit: type=1400 audit(1767989548.795:10): apparmor="STATUS" operation="profile_load" profile="unconfined" name="buildah" pid=875 comm="apparmor_parser"
> [    7.785448] audit: type=1400 audit(1767989548.795:11): apparmor="STATUS" operation="profile_load" profile="unconfined" name="QtWebEngineProcess" pid=871 comm="apparmor_parser"
> [    7.850930] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
> [    7.850932] Bluetooth: BNEP filters: protocol multicast
> [    7.850935] Bluetooth: BNEP socket layer initialized
> [    7.851827] Bluetooth: MGMT ver 1.23
> [    7.855956] NET: Registered PF_ALG protocol family
> [    7.867620] nvme nvme0: using unchecked data buffer
> [    7.875208] Bluetooth: RFCOMM TTY layer initialized
> [    7.875213] Bluetooth: RFCOMM socket layer initialized
> [    7.875216] Bluetooth: RFCOMM ver 1.11
> [    7.885573] block nvme0n1: No UUID available providing old NGUID
> [    7.911914] NET: Registered PF_QIPCRTR protocol family
> [    7.944256] Realtek Internal NBASE-T PHY r8169-0-a00:00: attached PHY driver (mii_bus:phy_addr=r8169-0-a00:00, irq=MAC)
> [    8.117101] r8169 0000:0a:00.0 eno1: Link is Down
> [    8.291925] iwlwifi 0000:0b:00.0: WFPM_UMAC_PD_NOTIFICATION: 0x20
> [    8.291940] iwlwifi 0000:0b:00.0: WFPM_LMAC2_PD_NOTIFICATION: 0x1f
> [    8.291952] iwlwifi 0000:0b:00.0: WFPM_AUTH_KEY_0: 0x90
> [    8.291970] iwlwifi 0000:0b:00.0: CNVI_SCU_SEQ_DATA_DW9: 0x0
> [    8.380966] iwlwifi 0000:0b:00.0: Registered PHC clock: iwlwifi-PTP, with index: 0
> [    8.600740] iwlwifi 0000:0b:00.0: WFPM_UMAC_PD_NOTIFICATION: 0x20
> [    8.600761] iwlwifi 0000:0b:00.0: WFPM_LMAC2_PD_NOTIFICATION: 0x1f
> [    8.600773] iwlwifi 0000:0b:00.0: WFPM_AUTH_KEY_0: 0x90
> [    8.600785] iwlwifi 0000:0b:00.0: CNVI_SCU_SEQ_DATA_DW9: 0x0
> [   10.236210] rfkill: input handler disabled
> [   10.622821] warning: `kdeconnectd' uses wireless extensions which will stop working for Wi-Fi 7 hardware; use nl80211
> [   10.770392] r8169 0000:0a:00.0 eno1: Link is Up - 1Gbps/Full - flow control rx/tx
> [   12.298741] wlp11s0: authenticate with cc:2d:1b:f7:db:6d (local address=a4:f9:33:c5:e4:f5)
> [   12.299750] wlp11s0: send auth to cc:2d:1b:f7:db:6d (try 1/3)
> [   12.331018] wlp11s0: authenticated
> [   12.332258] wlp11s0: associate with cc:2d:1b:f7:db:6d (try 1/3)
> [   12.336555] wlp11s0: RX AssocResp from cc:2d:1b:f7:db:6d (capab=0x11 status=0 aid=1)
> [   12.341383] wlp11s0: associated
> [   12.408847] wlp11s0: Limiting TX power to 23 (23 - 0) dBm as advertised by cc:2d:1b:f7:db:6d

Can you please provide the full boot log including the amdgpu related
errors you are seeing? So please the full boot log from the start
until up to the probleme is triggered.

Regards,
Salvatore

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Bug#1125155: /usr/share/bug/linux-image-6.12.57+deb13-amd64/include-pci: amdgpu flip timeout, system freezes Salvatore Bonaccorso <carnil@debian.org> - 2026-01-20 06:10 +0100

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