Package: src:linux
Version: 6.12.107-1
Severity: important
X-Debbugs-Cc: [email protected]

Dear Maintainer,

I am reporting a reproducible amdgpu/VCE regression on Debian 13 (trixie)
with an AMD Radeon RX 480 / Polaris10 GPU. Active RustDesk remote-control
sessions are stable on Debian kernel 6.12.101-1 but trigger a VCE ring timeout
and GPU reset on 6.12.105-1 and 6.12.107-1.

Expected behavior
=================

Active RustDesk screen-capture and remote-control sessions should not wedge
the VCE engine, reset the GPU, or terminate the graphical desktop.

Actual behavior
===============

On 6.12.105 and 6.12.107, an active RustDesk session reproducibly reaches:

  RustDesk active session -> amdgpu ring vce0 timeout naming rustdesk
  -> GPU reset

The severe 6.12.105 runs additionally reached:

  -> VCE suspension failure -> VRAM loss -> X11/GNOME session teardown
  -> GDM

The controlled 6.12.107 run was stopped at the predetermined failure
boundary after the RustDesk connection froze, the vce0 timeout named
RustDesk, and GPU reset began. That particular run did not record VRAM loss
or full X11 teardown.

System and userspace
====================

* Debian GNU/Linux 13.6 (trixie), amd64
* AMD Radeon RX 480 / Polaris10, PCI ID 1002:67df, amdgpu
* GNOME/GDM X11
* RustDesk 1.4.9
* Official native RustDesk Debian package and package-provided system service
  are the primary reproducer
* firmware-amd-graphics 20250410-2
* Mesa 25.0.7-2+deb13u1
* No NVIDIA hardware, installed NVIDIA userspace, or loaded NVIDIA module
  participates in the final reproducer

The native RustDesk package came from the official rustdesk/rustdesk 1.4.9
release. The Debian asset was rustdesk-1.4.9-x86_64.deb, SHA-256:
7244ba47c40e804172044bfbe659467c54ce46554c98e78c8c0406f1d612fda3.

Regression matrix
=================

* linux-image-6.12.101+deb13-amd64 6.12.101-1: PASS / stable
* linux-image-6.12.105+deb13-amd64 6.12.105-1: FAIL
* linux-image-6.12.107+deb13-amd64 6.12.107-1: FAIL

6.12.105 repeatedly failed during RustDesk sessions. Flatpak RustDesk 1.4.9
independently reproduced the failure, and the official native RustDesk 1.4.9
package/system service reproduced it in a controlled test after approximately
30 seconds.

The official native RustDesk 1.4.9 service reproduced on 6.12.107 after
approximately 15 seconds of active remote use.

On the same hardware and substantially the same userspace and RustDesk
configuration, native RustDesk repeatedly passes on 6.12.101. Successful
tests include interactive use, control at GDM, GDM-to-GNOME transitions,
logout/login, sustained sessions, disconnect/reconnect cycles, and a final
7,201-second unattended monitor (1,355 samples) with zero VCE timeout, GPU
reset, VRAM-loss, or graphical-session teardown events.

This packaging-independent result shows that the observed regression is not
specific to the Flatpak sandbox or packaging. I am not claiming that RustDesk
itself is conclusively innocent or that a particular upstream commit is
responsible. The evidence establishes a kernel/AMDGPU/VCE regression, or a
kernel-specific interaction, triggered by this workload; source-level cause
has not yet been isolated.

Representative 6.12.105 native-service failure
================================================

  amdgpu: ring vce0 timeout, signaled seq=63, emitted seq=64
  amdgpu: Process information: process rustdesk pid 4790 thread rustdesk:cs0 
pid 7411
  amdgpu: GPU reset begin!
  amdgpu: failed to suspend display audio
  suspend of IP block <vce_v3_0> failed -22
  amdgpu: GPU reset succeeded, trying to resume
  [drm] VRAM is lost due to GPU reset!
  amdgpu: GPU reset(1) succeeded!
  gnome-shell: X connection to :0 broken (explicit kill or server shutdown).

Representative 6.12.107 native-service failure
================================================

  amdgpu: ring vce0 timeout, signaled seq=127, emitted seq=128
  amdgpu: Process information: process rustdesk pid 4670 thread rustdesk:cs0 
pid 21229
  amdgpu: GPU reset begin!
  amdgpu: failed to suspend display audio
  amdgpu: GPU reset(1) succeeded!

Reproducer
==========

1. Boot the affected Debian kernel with the RX 480 bound to amdgpu.
2. Start the normal GNOME/GDM X11 graphical session.
3. Use RustDesk 1.4.9 through its native package/system service to establish
   an active remote-control session.
4. Interact normally with the desktop while monitoring the kernel journal.
5. Within roughly 15-30 seconds in the controlled failing runs, the remote
   session freezes and the vce0 timeout/reset sequence appears.

I did not intentionally reproduce the reset again while collecting this
reportbug metadata under 6.12.107.

Workaround
==========

Persistent GRUB selection currently boots 6.12.101, which restores stable
RustDesk operation. No kernel packages are held, so future candidate kernels
can continue to be installed and explicitly tested.

SSH survives the GPU-reset event, so this should not be characterized as a
full-system crash. It is nevertheless a repeatable regression capable of
resetting the GPU and, on 6.12.105, terminating the graphical session.

The reportbug-generated kernel and package information follows.


-- Package-specific info:
** Version:
Linux version 6.12.107+deb13-amd64 ([email protected]) 
(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 6.12.107-1 (2026-08-29)

** Command line:
BOOT_IMAGE=/boot/vmlinuz-6.12.107+deb13-amd64 root=<redacted> ro quiet

** Not tainted

** Kernel log:
[   12.174248] systemd[1]: [email protected]: Deactivated successfully.
[   12.174563] systemd[1]: Finished [email protected] - Load Kernel Module 
fuse.
[   12.178247] systemd[1]: Mounting sys-fs-fuse-connections.mount - FUSE 
Control File System...
[   12.180149] systemd[1]: Starting systemd-tmpfiles-setup-dev-early.service - 
Create Static Device Nodes in /dev gracefully...
[   12.197374] systemd[1]: [email protected]: Deactivated successfully.
[   12.197811] systemd[1]: Finished [email protected] - Load Kernel 
Module configfs.
[   12.198193] systemd[1]: Mounted sys-fs-fuse-connections.mount - FUSE Control 
File System.
[   12.200335] systemd[1]: Mounting sys-kernel-config.mount - Kernel 
Configuration File System...
[   12.202778] systemd[1]: modprobe@efi_pstore.service: Deactivated 
successfully.
[   12.203147] systemd[1]: Finished modprobe@efi_pstore.service - Load Kernel 
Module efi_pstore.
[   12.216553] systemd[1]: Mounted sys-kernel-config.mount - Kernel 
Configuration File System.
[   12.219991] systemd[1]: Finished systemd-udev-load-credentials.service - 
Load udev Rules from Credentials.
[   12.221138] systemd-journald[405]: Collecting audit messages is disabled.
[   12.224076] EXT4-fs (sda1): re-mounted 55d2d272-0af9-4c14-bf30-882f481b086e 
r/w.
[   12.226449] systemd[1]: Finished systemd-remount-fs.service - Remount Root 
and Kernel File Systems.
[   12.227263] systemd[1]: systemd-hwdb-update.service - Rebuild Hardware 
Database skipped, unmet condition check ConditionNeedsUpdate=/etc
[   12.227341] systemd[1]: systemd-pstore.service - Platform Persistent Storage 
Archival skipped, unmet condition check 
ConditionDirectoryNotEmpty=/sys/fs/pstore
[   12.235417] systemd[1]: Starting systemd-random-seed.service - Load/Save OS 
Random Seed...
[   12.235469] systemd[1]: systemd-tpm2-setup.service - TPM SRK Setup skipped, 
unmet condition check ConditionSecurity=measured-uki
[   12.244139] lp: driver loaded but no devices found
[   12.258653] ppdev: user-space parallel port driver
[   12.270586] systemd[1]: Finished systemd-tmpfiles-setup-dev-early.service - 
Create Static Device Nodes in /dev gracefully.
[   12.270927] systemd[1]: systemd-sysusers.service - Create System Users 
skipped, no trigger condition checks were met.
[   12.272119] parport_pc 00:03: reported by Plug and Play ACPI
[   12.272213] parport0: PC-style at 0x378 (0x778), irq 7 [PCSPP,TRISTATE,EPP]
[   12.280475] systemd[1]: Starting systemd-timesyncd.service - Network Time 
Synchronization...
[   12.292336] systemd[1]: Starting systemd-tmpfiles-setup-dev.service - Create 
Static Device Nodes in /dev...
[   12.296584] Key type psk registered
[   12.316941] systemd[1]: Finished keyboard-setup.service - Set the console 
keyboard layout.
[   12.317633] systemd[1]: modprobe@nvme_fabrics.service: Deactivated 
successfully.
[   12.317958] systemd[1]: Finished modprobe@nvme_fabrics.service - Load Kernel 
Module nvme_fabrics.
[   12.340705] systemd[1]: Finished systemd-tmpfiles-setup-dev.service - Create 
Static Device Nodes in /dev.
[   12.342834] systemd[1]: Starting systemd-udevd.service - Rule-based Manager 
for Device Events and Files...
[   12.377593] lp0: using parport0 (interrupt-driven).
[   12.385138] systemd[1]: Started systemd-timesyncd.service - Network Time 
Synchronization.
[   12.385276] systemd[1]: Reached target time-set.target - System Time Set.
[   12.404134] i2c_dev: i2c /dev entries driver
[   12.440615] systemd[1]: Started systemd-journald.service - Journal Service.
[   12.495903] systemd-journald[405]: Received client request to flush runtime 
journal.
[   12.837292] sr 3:0:0:0: Attached scsi generic sg0 type 5
[   12.837549] sd 8:0:0:0: Attached scsi generic sg1 type 0
[   12.837807] sd 9:0:0:0: Attached scsi generic sg2 type 0
[   12.838054] sd 10:0:0:0: Attached scsi generic sg3 type 0
[   12.838344] sd 10:0:0:1: Attached scsi generic sg4 type 0
[   12.840975] sd 10:0:0:2: Attached scsi generic sg5 type 0
[   12.842936] sd 10:0:0:3: Attached scsi generic sg6 type 0
[   12.952035] random: crng init done
[   13.160152] input: PC Speaker as /devices/platform/pcspkr/input/input4
[   13.208540] Adding 6288380k swap on /dev/sda5.  Priority:-2 extents:1 
across:6288380k SS
[   13.307051] snd_hda_intel 0000:01:00.1: Force to non-snoop mode
[   13.343817] snd_hda_intel 0000:01:00.1: bound 0000:01:00.0 (ops 
amdgpu_dm_audio_component_bind_ops [amdgpu])
[   13.361416] input: HDA ATI HDMI HDMI/DP,pcm=3 as 
/devices/pci0000:00/0000:00:01.0/0000:01:00.1/sound/card1/input5
[   13.361505] input: HDA ATI HDMI HDMI/DP,pcm=7 as 
/devices/pci0000:00/0000:00:01.0/0000:01:00.1/sound/card1/input6
[   13.361576] input: HDA ATI HDMI HDMI/DP,pcm=8 as 
/devices/pci0000:00/0000:00:01.0/0000:01:00.1/sound/card1/input7
[   13.361653] input: HDA ATI HDMI HDMI/DP,pcm=9 as 
/devices/pci0000:00/0000:00:01.0/0000:01:00.1/sound/card1/input8
[   13.361731] input: HDA ATI HDMI HDMI/DP,pcm=10 as 
/devices/pci0000:00/0000:00:01.0/0000:01:00.1/sound/card1/input9
[   13.361812] input: HDA ATI HDMI HDMI/DP,pcm=11 as 
/devices/pci0000:00/0000:00:01.0/0000:01:00.1/sound/card1/input10
[   13.404451] snd_hda_codec_realtek hdaudioC0D2: autoconfig for ALC888: 
line_outs=4 (0x14/0x15/0x16/0x17/0x0) type:line
[   13.404460] snd_hda_codec_realtek hdaudioC0D2:    speaker_outs=0 
(0x0/0x0/0x0/0x0/0x0)
[   13.404463] snd_hda_codec_realtek hdaudioC0D2:    hp_outs=1 
(0x1b/0x0/0x0/0x0/0x0)
[   13.404466] snd_hda_codec_realtek hdaudioC0D2:    mono: mono_out=0x0
[   13.404468] snd_hda_codec_realtek hdaudioC0D2:    dig-out=0x1e/0x0
[   13.404469] snd_hda_codec_realtek hdaudioC0D2:    inputs:
[   13.404472] snd_hda_codec_realtek hdaudioC0D2:      Rear Mic=0x18
[   13.404474] snd_hda_codec_realtek hdaudioC0D2:      Front Mic=0x19
[   13.404476] snd_hda_codec_realtek hdaudioC0D2:      Line=0x1a
[   13.404477] snd_hda_codec_realtek hdaudioC0D2:      CD=0x1c
[   13.404479] snd_hda_codec_realtek hdaudioC0D2:    dig-in=0x1f
[   13.434049] input: HDA Digital PCBeep as 
/devices/pci0000:00/0000:00:1b.0/sound/card0/input11
[   13.434132] input: HDA Intel Rear Mic as 
/devices/pci0000:00/0000:00:1b.0/sound/card0/input12
[   13.434203] input: HDA Intel Front Mic as 
/devices/pci0000:00/0000:00:1b.0/sound/card0/input13
[   13.434276] input: HDA Intel Line as 
/devices/pci0000:00/0000:00:1b.0/sound/card0/input14
[   13.434348] input: HDA Intel Line Out Front as 
/devices/pci0000:00/0000:00:1b.0/sound/card0/input15
[   13.434419] input: HDA Intel Line Out Surround as 
/devices/pci0000:00/0000:00:1b.0/sound/card0/input16
[   13.434485] input: HDA Intel Line Out CLFE as 
/devices/pci0000:00/0000:00:1b.0/sound/card0/input17
[   13.434555] input: HDA Intel Line Out Side as 
/devices/pci0000:00/0000:00:1b.0/sound/card0/input18
[   13.434663] snd_hda_intel 0000:00:1b.0: device 1458:a002 is on the 
power_save denylist, forcing power_save to 0
[   13.679720] platform coretemp.0: Using relative temperature scale!
[   13.679746] platform coretemp.0: Using relative temperature scale!
[   13.681357] platform coretemp.0: Using relative temperature scale!
[   13.683882] platform coretemp.0: Using relative temperature scale!
[   13.695729] intel_powerclamp: No package C-state available
[   13.846668] EXT4-fs (sdb1): mounted filesystem 
41f667ec-581f-43e4-b1f1-a490372f1365 r/w with ordered data mode. Quota mode: 
none.
[   13.939844] audit: type=1400 audit(1788188314.526:2): apparmor="STATUS" 
operation="profile_load" profile="unconfined" name="QtWebEngineProcess" pid=771 
comm="apparmor_parser"
[   13.940439] audit: type=1400 audit(1788188314.530:3): apparmor="STATUS" 
operation="profile_load" profile="unconfined" 
name=4D6F6E676F444220436F6D70617373 pid=770 comm="apparmor_parser"
[   13.940640] audit: type=1400 audit(1788188314.530:5): apparmor="STATUS" 
operation="profile_load" profile="unconfined" name="Discord" pid=769 
comm="apparmor_parser"
[   13.944121] audit: type=1400 audit(1788188314.534:6): apparmor="STATUS" 
operation="profile_load" profile="unconfined" name="brave" pid=776 
comm="apparmor_parser"
[   13.944238] audit: type=1400 audit(1788188314.534:7): apparmor="STATUS" 
operation="profile_load" profile="unconfined" name="balena-etcher" pid=775 
comm="apparmor_parser"
[   13.945739] audit: type=1400 audit(1788188314.534:8): apparmor="STATUS" 
operation="profile_load" profile="unconfined" name="buildah" pid=777 
comm="apparmor_parser"
[   13.947642] audit: type=1400 audit(1788188314.534:9): apparmor="STATUS" 
operation="profile_load" profile="unconfined" name="busybox" pid=778 
comm="apparmor_parser"
[   13.948213] audit: type=1400 audit(1788188314.538:10): apparmor="STATUS" 
operation="profile_load" profile="unconfined" name="cam" pid=779 
comm="apparmor_parser"
[   13.949987] audit: type=1400 audit(1788188314.538:11): apparmor="STATUS" 
operation="profile_load" profile="unconfined" name="ch-checkns" pid=780 
comm="apparmor_parser"
[   14.670025] NET: Registered PF_QIPCRTR protocol family
[   14.752180] sky2 0000:05:00.0 enp5s0: enabling interface
[   17.553560] sky2 0000:05:00.0 enp5s0: Link is up at 1000 Mbps, full duplex, 
flow control both
[   26.996363] rfkill: input handler disabled
[   35.018538] tun: Universal TUN/TAP device driver, 1.6
[ 1445.963720] perf: interrupt took too long (2507 > 2500), lowering 
kernel.perf_event_max_sample_rate to 79750
[ 2448.935309] perf: interrupt took too long (3137 > 3133), lowering 
kernel.perf_event_max_sample_rate to 63750

** Model information
sys_vendor: Gigabyte Technology Co., Ltd.
product_name: 965P-DS3
product_version: 
chassis_vendor: Gigabyte Technology Co., Ltd.
chassis_version: 
bios_vendor: Award Software International, Inc.
bios_version: F14
board_vendor: Gigabyte Technology Co., Ltd.
board_name: 965P-DS3
board_version: x.x

** Configuration for modprobe:
blacklist nouveau
blacklist arkfb
blacklist aty128fb
blacklist atyfb
blacklist radeonfb
blacklist cirrusfb
blacklist cyber2000fb
blacklist kyrofb
blacklist matroxfb_base
blacklist mb862xxfb
blacklist neofb
blacklist pm2fb
blacklist pm3fb
blacklist s3fb
blacklist savagefb
blacklist sisfb
blacklist tdfxfb
blacklist tridentfb
blacklist vt8623fb
blacklist microcode
options snd_pcsp index=-2
options cx88_alsa index=-2
options snd_atiixp_modem index=-2
options snd_intel8x0m index=-2
options snd_via82xx_modem index=-2
options nouveau modeset=0
options bonding max_bonds=0
options dummy numdummies=0
options ifb numifbs=0

** Loaded modules:
xt_nat
xt_addrtype
tun
snd_seq_dummy
snd_hrtimer
snd_seq
snd_seq_device
nft_chain_nat
nf_nat
nf_conntrack
nf_defrag_ipv6
nf_defrag_ipv4
ip6t_REJECT
nf_reject_ipv6
ipt_REJECT
nf_reject_ipv4
xt_multiport
xt_cgroup
xt_mark
xt_owner
xt_tcpudp
nft_compat
nf_tables
rfkill
qrtr
binfmt_misc
coretemp
kvm_intel
kvm
snd_hda_codec_realtek
snd_hda_codec_generic
snd_hda_codec_hdmi
snd_hda_scodec_component
irqbypass
snd_hda_intel
snd_intel_dspcfg
snd_intel_sdw_acpi
snd_hda_codec
snd_hda_core
sha512_ssse3
acpi_cpufreq
sha256_ssse3
pcspkr
sha1_ssse3
snd_hwdep
snd_pcm
snd_timer
snd
soundcore
evdev
sg
msr
i2c_dev
nvme_fabrics
nvme_keyring
parport_pc
nvme_core
ppdev
lp
nvme_auth
parport
efi_pstore
configfs
nfnetlink
ip_tables
x_tables
autofs4
ext4
mbcache
jbd2
btrfs
blake2b_generic
xor
raid6_pq
libcrc32c
crc32c_generic
amdgpu
drm_buddy
amdxcp
drm_exec
gpu_sched
video
wmi
i2c_algo_bit
drm_suballoc_helper
drm_display_helper
hid_generic
cec
usbhid
rc_core
hid
sr_mod
drm_ttm_helper
sd_mod
cdrom
ttm
ata_generic
iTCO_wdt
uas
usb_storage
ahci
drm_kms_helper
uhci_hcd
intel_pmc_bxt
libahci
pata_jmicron
xhci_pci
iTCO_vendor_support
libata
drm
xhci_hcd
watchdog
ehci_pci
ehci_hcd
scsi_mod
usbcore
crc16
serio_raw
i2c_i801
sky2
i2c_smbus
scsi_common
lpc_ich
usb_common
button

** PCI devices:
00:00.0 Host bridge [0600]: Intel Corporation 82P965/G965 Memory Controller Hub 
[8086:29a0] (rev 02)
        Subsystem: Gigabyte Technology Co., Ltd Device [1458:5000]
        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
        Capabilities: <access denied>

00:01.0 PCI bridge [0604]: Intel Corporation 82P965/G965 PCI Express Root Port 
[8086:29a1] (rev 02) (prog-if 00 [Normal decode])
        Subsystem: Gigabyte Technology Co., Ltd Device [1458:5000]
        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: 32 bytes
        Interrupt: pin A routed to IRQ 16
        Bus: primary=00, secondary=01, subordinate=01, sec-latency=0
        I/O behind bridge: 8000-8fff [size=4K] [16-bit]
        Memory behind bridge: f4000000-f5ffffff [size=32M] [32-bit]
        Prefetchable memory behind bridge: d0000000-efffffff [size=512M] 
[32-bit]
        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

00:1a.0 USB controller [0c03]: Intel Corporation 82801H (ICH8 Family) USB UHCI 
Controller #4 [8086:2834] (rev 02) (prog-if 00 [UHCI])
        Subsystem: Gigabyte Technology Co., Ltd Device [1458:5004]
        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 16
        Region 4: I/O ports at c000 [size=32]
        Kernel driver in use: uhci_hcd
        Kernel modules: uhci_hcd

00:1a.1 USB controller [0c03]: Intel Corporation 82801H (ICH8 Family) USB UHCI 
Controller #5 [8086:2835] (rev 02) (prog-if 00 [UHCI])
        Subsystem: Gigabyte Technology Co., Ltd Device [1458:5004]
        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 B routed to IRQ 21
        Region 4: I/O ports at c400 [size=32]
        Kernel driver in use: uhci_hcd
        Kernel modules: uhci_hcd

00:1a.7 USB controller [0c03]: Intel Corporation 82801H (ICH8 Family) USB2 EHCI 
Controller #2 [8086:283a] (rev 02) (prog-if 20 [EHCI])
        Subsystem: Gigabyte Technology Co., Ltd Device [1458:5006]
        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 C routed to IRQ 18
        Region 0: Memory at f8204000 (32-bit, non-prefetchable) [size=1K]
        Capabilities: <access denied>
        Kernel driver in use: ehci-pci
        Kernel modules: ehci_pci

00:1b.0 Audio device [0403]: Intel Corporation 82801H (ICH8 Family) HD Audio 
Controller [8086:284b] (rev 02) (prog-if 00 [HDA compatible])
        Subsystem: Gigabyte Technology Co., Ltd Device [1458:a002]
        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: 32 bytes
        Interrupt: pin A routed to IRQ 32
        Region 0: Memory at f8200000 (64-bit, non-prefetchable) [size=16K]
        Capabilities: <access denied>
        Kernel driver in use: snd_hda_intel
        Kernel modules: snd_hda_intel

00:1c.0 PCI bridge [0604]: Intel Corporation 82801H (ICH8 Family) PCI Express 
Port 1 [8086:283f] (rev 02) (prog-if 00 [Normal decode])
        Subsystem: Gigabyte Technology Co., Ltd Device [1458:5001]
        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: 32 bytes
        Interrupt: pin A routed to IRQ 16
        Bus: primary=00, secondary=02, subordinate=02, sec-latency=0
        I/O behind bridge: 7000-7fff [size=4K] [16-bit]
        Memory behind bridge: f8300000-f84fffff [size=2M] [32-bit]
        Prefetchable memory behind bridge: f8500000-f86fffff [size=2M] [32-bit]
        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.2 PCI bridge [0604]: Intel Corporation 82801H (ICH8 Family) PCI Express 
Port 3 [8086:2843] (rev 02) (prog-if 00 [Normal decode])
        Subsystem: Gigabyte Technology Co., Ltd Device [1458:5001]
        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: 32 bytes
        Interrupt: pin C routed to IRQ 18
        Bus: primary=00, secondary=03, subordinate=03, sec-latency=0
        I/O behind bridge: 1000-1fff [size=4K] [16-bit]
        Memory behind bridge: f8100000-f81fffff [size=1M] [32-bit]
        Prefetchable memory behind bridge: f8700000-f88fffff [size=2M] [32-bit]
        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.3 PCI bridge [0604]: Intel Corporation 82801H (ICH8 Family) PCI Express 
Port 4 [8086:2845] (rev 02) (prog-if 00 [Normal decode])
        Subsystem: Gigabyte Technology Co., Ltd Device [1458:5001]
        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: 32 bytes
        Interrupt: pin D routed to IRQ 19
        Bus: primary=00, secondary=04, subordinate=04, sec-latency=0
        I/O behind bridge: 9000-afff [size=8K] [16-bit]
        Memory behind bridge: f8000000-f80fffff [size=1M] [32-bit]
        Prefetchable memory behind bridge: f8900000-f8afffff [size=2M] [32-bit]
        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.4 PCI bridge [0604]: Intel Corporation 82801H (ICH8 Family) PCI Express 
Port 5 [8086:2847] (rev 02) (prog-if 00 [Normal decode])
        Subsystem: Gigabyte Technology Co., Ltd Device [1458:5001]
        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: 32 bytes
        Interrupt: pin A routed to IRQ 16
        Bus: primary=00, secondary=05, subordinate=05, sec-latency=0
        I/O behind bridge: b000-bfff [size=4K] [16-bit]
        Memory behind bridge: f6000000-f7ffffff [size=32M] [32-bit]
        Prefetchable memory behind bridge: f8b00000-f8cfffff [size=2M] [32-bit]
        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 USB controller [0c03]: Intel Corporation 82801H (ICH8 Family) USB UHCI 
Controller #1 [8086:2830] (rev 02) (prog-if 00 [UHCI])
        Subsystem: Gigabyte Technology Co., Ltd Device [1458:5004]
        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 23
        Region 4: I/O ports at c800 [size=32]
        Kernel driver in use: uhci_hcd
        Kernel modules: uhci_hcd

00:1d.1 USB controller [0c03]: Intel Corporation 82801H (ICH8 Family) USB UHCI 
Controller #2 [8086:2831] (rev 02) (prog-if 00 [UHCI])
        Subsystem: Gigabyte Technology Co., Ltd Device [1458:5004]
        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 B routed to IRQ 19
        Region 4: I/O ports at cc00 [size=32]
        Kernel driver in use: uhci_hcd
        Kernel modules: uhci_hcd

00:1d.2 USB controller [0c03]: Intel Corporation 82801H (ICH8 Family) USB UHCI 
Controller #3 [8086:2832] (rev 02) (prog-if 00 [UHCI])
        Subsystem: Gigabyte Technology Co., Ltd Device [1458:5004]
        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 C routed to IRQ 18
        Region 4: I/O ports at d000 [size=32]
        Kernel driver in use: uhci_hcd
        Kernel modules: uhci_hcd

00:1d.7 USB controller [0c03]: Intel Corporation 82801H (ICH8 Family) USB2 EHCI 
Controller #1 [8086:2836] (rev 02) (prog-if 20 [EHCI])
        Subsystem: Gigabyte Technology Co., Ltd Device [1458:5006]
        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 23
        Region 0: Memory at f8205000 (32-bit, non-prefetchable) [size=1K]
        Capabilities: <access denied>
        Kernel driver in use: ehci-pci
        Kernel modules: ehci_pci

00:1e.0 PCI bridge [0604]: Intel Corporation 82801 PCI Bridge [8086:244e] (rev 
f2) (prog-if 01 [Subtractive decode])
        Subsystem: Gigabyte Technology Co., Ltd Motherboard [1458:5000]
        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
        Bus: primary=00, secondary=06, subordinate=06, sec-latency=32
        I/O behind bridge: 6000-6fff [size=4K] [16-bit]
        Memory behind bridge: [disabled] [32-bit]
        Prefetchable memory behind bridge: [disabled] [64-bit]
        Secondary status: 66MHz- FastB2B+ ParErr- DEVSEL=medium >TAbort- 
<TAbort- <MAbort+ <SERR- <PERR-
        BridgeCtl: Parity- SERR+ NoISA+ VGA- VGA16- MAbort- >Reset- FastB2B-
                PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn-
        Capabilities: <access denied>

00:1f.0 ISA bridge [0601]: Intel Corporation 82801HB/HR (ICH8/R) LPC Interface 
Controller [8086:2810] (rev 02)
        Subsystem: Gigabyte Technology Co., Ltd Device [1458:5001]
        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
        Capabilities: <access denied>
        Kernel driver in use: lpc_ich
        Kernel modules: lpc_ich

00:1f.2 SATA controller [0106]: Intel Corporation 82801HB (ICH8) 4 port SATA 
Controller [AHCI mode] [8086:2824] (rev 02) (prog-if 01 [AHCI 1.0])
        Subsystem: Gigabyte Technology Co., Ltd Device [1458:b005]
        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 B routed to IRQ 30
        Region 0: I/O ports at d400 [size=8]
        Region 1: I/O ports at d800 [size=4]
        Region 2: I/O ports at dc00 [size=8]
        Region 3: I/O ports at e000 [size=4]
        Region 4: I/O ports at e400 [size=32]
        Region 5: Memory at f8206000 (32-bit, non-prefetchable) [size=2K]
        Capabilities: <access denied>
        Kernel driver in use: ahci
        Kernel modules: ahci

00:1f.3 SMBus [0c05]: Intel Corporation 82801H (ICH8 Family) SMBus Controller 
[8086:283e] (rev 02)
        Subsystem: Gigabyte Technology Co., Ltd Device [1458:5001]
        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 C routed to IRQ 18
        Region 0: Memory at f8207000 (32-bit, non-prefetchable) [size=256]
        Region 4: I/O ports at 0500 [size=32]
        Kernel driver in use: i801_smbus
        Kernel modules: i2c_i801

01:00.0 VGA compatible controller [0300]: Advanced Micro Devices, Inc. 
[AMD/ATI] Ellesmere [Radeon RX 470/480/570/570X/580/580X/590] [1002:67df] (rev 
c7) (prog-if 00 [VGA controller])
        Subsystem: Dell Device [1028:1701]
        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: 32 bytes
        Interrupt: pin A routed to IRQ 31
        Region 0: Memory at d0000000 (64-bit, prefetchable) [size=256M]
        Region 2: Memory at e0000000 (64-bit, prefetchable) [size=2M]
        Region 4: I/O ports at 8000 [size=256]
        Region 5: Memory at f5000000 (32-bit, non-prefetchable) [size=256K]
        Expansion ROM at 000c0000 [virtual] [disabled] [size=128K]
        Capabilities: <access denied>
        Kernel driver in use: amdgpu
        Kernel modules: amdgpu

01:00.1 Audio device [0403]: Advanced Micro Devices, Inc. [AMD/ATI] Ellesmere 
HDMI Audio [Radeon RX 470/480 / 570/580/590] [1002:aaf0] (prog-if 00 [HDA 
compatible])
        Subsystem: Dell Device [1028:aaf0]
        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: 32 bytes
        Interrupt: pin B routed to IRQ 33
        Region 0: Memory at f5040000 (64-bit, non-prefetchable) [size=16K]
        Capabilities: <access denied>
        Kernel driver in use: snd_hda_intel
        Kernel modules: snd_hda_intel

03:00.0 USB controller [0c03]: NEC Corporation uPD720200 USB 3.0 Host 
Controller [1033:0194] (rev 04) (prog-if 30 [XHCI])
        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: 32 bytes
        Interrupt: pin A routed to IRQ 18
        Region 0: Memory at f8100000 (64-bit, non-prefetchable) [size=8K]
        Capabilities: <access denied>
        Kernel driver in use: xhci_hcd
        Kernel modules: xhci_pci

04:00.0 SATA controller [0106]: JMicron Technology Corp. JMB363 SATA/IDE 
Controller [197b:2363] (rev 02) (prog-if 01 [AHCI 1.0])
        Subsystem: Gigabyte Technology Co., Ltd Motherboard [1458:b000]
        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: 32 bytes
        Interrupt: pin A routed to IRQ 19
        Region 5: Memory at f8000000 (32-bit, non-prefetchable) [size=8K]
        Capabilities: <access denied>
        Kernel driver in use: ahci
        Kernel modules: ahci

04:00.1 IDE interface [0101]: JMicron Technology Corp. JMB363 SATA/IDE 
Controller [197b:2363] (rev 02) (prog-if 85 [PCI native mode-only controller, 
supports bus mastering])
        Subsystem: Gigabyte Technology Co., Ltd Motherboard [1458:b000]
        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: 32 bytes
        Interrupt: pin B routed to IRQ 16
        Region 0: I/O ports at 9000 [size=8]
        Region 1: I/O ports at 9400 [size=4]
        Region 2: I/O ports at 9800 [size=8]
        Region 3: I/O ports at 9c00 [size=4]
        Region 4: I/O ports at a000 [size=16]
        Capabilities: <access denied>
        Kernel driver in use: pata_jmicron
        Kernel modules: pata_jmicron, ata_generic

05:00.0 Ethernet controller [0200]: Marvell Technology Group Ltd. 88E8056 PCI-E 
Gigabit Ethernet Controller [11ab:4364] (rev 12)
        Subsystem: Gigabyte Technology Co., Ltd Device [1458:e000]
        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: 32 bytes
        Interrupt: pin A routed to IRQ 24
        Region 0: Memory at f7000000 (64-bit, non-prefetchable) [size=16K]
        Region 2: I/O ports at b000 [size=256]
        Expansion ROM at f6000000 [virtual] [disabled] [size=128K]
        Capabilities: <access denied>
        Kernel driver in use: sky2
        Kernel modules: sky2


** USB devices:
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 002: ID 1307:0330 Transcend Information, Inc. 63-in-1 Multi-Card 
Reader/Writer
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 006 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 007 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 008 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 009 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 009 Device 002: ID 30fa:0302 Instant USB Optical Mouse


-- System Information:
Debian Release: 13.6
  APT prefers stable-updates
  APT policy: (500, 'stable-updates'), (500, 'stable-security'), (500, 'stable')
Architecture: amd64 (x86_64)

Kernel: Linux 6.12.107+deb13-amd64 (SMP w/4 CPU threads; PREEMPT)
Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8), LANGUAGE not set
Shell: /bin/sh linked to /usr/bin/dash
Init: systemd (via /run/systemd/system)
LSM: AppArmor: enabled

Versions of packages linux-image-6.12.107+deb13-amd64 depends on:
ii  initramfs-tools [linux-initramfs-tool]  0.148.4
ii  kmod                                    34.2-2
ii  linux-base                              4.12.1

Versions of packages linux-image-6.12.107+deb13-amd64 recommends:
ii  apparmor  4.1.0-1

Versions of packages linux-image-6.12.107+deb13-amd64 suggests:
pn  debian-kernel-handbook  <none>
pn  firmware-linux-free     <none>
ii  grub-pc                 2.12-9+deb13u2
pn  linux-doc-6.12          <none>

Versions of packages linux-image-6.12.107+deb13-amd64 is related to:
ii  firmware-amd-graphics      20250410-2
pn  firmware-atheros           <none>
pn  firmware-bnx2              <none>
pn  firmware-bnx2x             <none>
pn  firmware-brcm80211         <none>
pn  firmware-cavium            <none>
pn  firmware-cirrus            <none>
ii  firmware-intel-graphics    20250410-2
ii  firmware-intel-misc        20250410-2
pn  firmware-intel-sound       <none>
pn  firmware-ipw2x00           <none>
pn  firmware-ivtv              <none>
pn  firmware-iwlwifi           <none>
pn  firmware-libertas          <none>
pn  firmware-marvell-prestera  <none>
ii  firmware-mediatek          20250410-2
ii  firmware-misc-nonfree      20250410-2
pn  firmware-myricom           <none>
pn  firmware-netronome         <none>
pn  firmware-netxen            <none>
pn  firmware-nvidia-graphics   <none>
pn  firmware-qcom-soc          <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
Debian GNU/Linux 13.6 (trixie), amd64
GPU: AMD Radeon RX 480 / Polaris10 (PCI 1002:67df), amdgpu
Desktop: GNOME/GDM on X11
RustDesk: 1.4.9

Kernel image package                                      Version       Result
linux-image-6.12.101+deb13-amd64                          6.12.101-1    PASS / 
stable
linux-image-6.12.105+deb13-amd64                          6.12.105-1    FAIL
linux-image-6.12.107+deb13-amd64                          6.12.107-1    FAIL

6.12.101 passed repeated native RustDesk interactive sessions, GDM/login and
logout/login transitions, sustained sessions, reconnects, and a final
7,201-second unattended monitor (1,355 samples) with zero VCE timeout, GPU
reset, VRAM-loss, or graphical-session teardown events.

6.12.105 failed with both Flatpak RustDesk 1.4.9 and the official native
RustDesk 1.4.9 Debian package/system service. A controlled native-service
session failed after approximately 30 seconds.

6.12.107 failed with the official native RustDesk package/system service after
approximately 15 seconds of active remote use. This run crossed the test stop
boundary at VCE timeout and GPU reset; it did not record VRAM loss or full X11
teardown.
Representative native RustDesk 1.4.9 failure on kernel 6.12.105+deb13-amd64
(Debian package linux-image-6.12.105+deb13-amd64 6.12.105-1):

2026-08-29T19:52:24.358108-05:00 kernel: amdgpu 0000:01:00.0: amdgpu: ring vce0 
timeout, signaled seq=63, emitted seq=64
2026-08-29T19:52:24.358695-05:00 kernel: amdgpu 0000:01:00.0: amdgpu: Process 
information: process rustdesk pid 4790 thread rustdesk:cs0 pid 7411
2026-08-29T19:52:24.359279-05:00 kernel: amdgpu 0000:01:00.0: amdgpu: GPU reset 
begin!
2026-08-29T19:52:28.355761-05:00 kernel: amdgpu 0000:01:00.0: amdgpu: failed to 
suspend display audio
2026-08-29T19:52:28.471776-05:00 kernel: [drm:amdgpu_device_ip_suspend_phase2 
[amdgpu]] *ERROR* suspend of IP block <vce_v3_0> failed -22
2026-08-29T19:52:28.743751-05:00 kernel: amdgpu 0000:01:00.0: amdgpu: GPU reset 
succeeded, trying to resume
2026-08-29T19:52:28.744249-05:00 kernel: [drm] VRAM is lost due to GPU reset!
2026-08-29T19:52:29.072931-05:00 kernel: amdgpu 0000:01:00.0: amdgpu: GPU 
reset(1) succeeded!
2026-08-29T19:52:29.070572-05:00 rustdesk[4790]: amdgpu: The CS has cancelled 
because the context is lost. This context is innocent.
2026-08-29T19:52:30.173371-05:00 gdm-x-session[2484]: amdgpu: The CS has 
cancelled because the context is lost. This context is innocent.
2026-08-29T19:52:30.186144-05:00 gnome-shell[3990]: X connection to :0 broken 
(explicit kill or server shutdown).
2026-08-29T19:52:31.813759-05:00 rustdesk[7868]: cannot open display: :0
2026-08-29T19:52:32.253828-05:00 gdm-autologin][2232]: 
pam_unix(gdm-autologin:session): session closed for user <local-user>

Flatpak RustDesk independently produced the same kernel sequence on this
kernel. That second reproduction is summarized in the main report; it is not
necessary to publish duplicate process/session details here.
Official native RustDesk 1.4.9 failure on kernel 6.12.107+deb13-amd64
(Debian package linux-image-6.12.107+deb13-amd64 6.12.107-1):

2026-08-30T07:39:33.441804-05:00 kernel: amdgpu 0000:01:00.0: amdgpu: ring vce0 
timeout, signaled seq=127, emitted seq=128
2026-08-30T07:39:33.442209-05:00 kernel: amdgpu 0000:01:00.0: amdgpu: Process 
information: process rustdesk pid 4670 thread rustdesk:cs0 pid 21229
2026-08-30T07:39:33.442595-05:00 kernel: amdgpu 0000:01:00.0: amdgpu: GPU reset 
begin!
2026-08-30T07:39:37.440740-05:00 kernel: amdgpu 0000:01:00.0: amdgpu: failed to 
suspend display audio
2026-08-30T07:39:37.441992-05:00 kernel: amdgpu 0000:01:00.0: amdgpu: GPU 
reset(1) succeeded!

The RustDesk connection froze after approximately 15 seconds. This test was
stopped at the predetermined failure boundary. Unlike the severe 6.12.105
run, this particular 6.12.107 run did not record VRAM loss or full X11/GNOME
teardown.

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