Package: src:linux
Version: 6.12.88-1
Followup-For: Bug #1136807
X-Debbugs-Cc: [email protected], [email protected]
User: [email protected]
Usertags: amd64

Dear Maintainer,

*** Reporter, please consider answering these questions, where appropriate ***

   * What led up to the situation?
   * What exactly did you do (or not do) that was effective (or
     ineffective)?
   * What was the outcome of this action?
   * What outcome did you expect instead?

*** End of the template - remove these template lines ***


-- Package-specific info:
** Kernel log: boot messages should be attached

** Model information
sys_vendor: LENOVO
product_name: 21QJCTO1WW
product_version: ThinkPad T14 Gen 6
chassis_vendor: LENOVO
chassis_version: None
bios_vendor: LENOVO
bios_version: R2XET37W (1.17 )
board_vendor: LENOVO
board_name: 21QJCTO1WW
board_version: SDK0T76574 WIN

** Configuration for modprobe:
blacklist microcode
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
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 bonding max_bonds=0
options dummy numdummies=0
options ifb numifbs=0

** PCI devices:
00:00.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Krackan Root 
Complex [1022:1122]
        Subsystem: Lenovo Device [17aa:512e]
        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-

00:00.2 IOMMU [0806]: Advanced Micro Devices, Inc. [AMD] Krackan IOMMU 
[1022:1123]
        Subsystem: Lenovo Device [17aa:512e]
        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 26
        Capabilities: <access denied>

00:01.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Device 
[1022:1124]
        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: 1

00:01.1 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Device 
[1022:1125] (prog-if 00 [Normal decode])
        Subsystem: Advanced Micro Devices, Inc. [AMD] Device [1022:1125]
        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 ? routed to IRQ 34
        IOMMU group: 2
        Bus: primary=00, secondary=01, subordinate=60, sec-latency=0
        I/O behind bridge: 7000-afff [size=16K] [16-bit]
        Memory behind bridge: ac000000-c3ffffff [size=384M] [32-bit]
        Prefetchable memory behind bridge: 3000000000-4fffffffff [size=128G] 
[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

00:01.2 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Device 
[1022:1125] (prog-if 00 [Normal decode])
        Subsystem: Advanced Micro Devices, Inc. [AMD] Device [1022:1125]
        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 ? routed to IRQ 35
        IOMMU group: 3
        Bus: primary=00, secondary=61, subordinate=c0, sec-latency=0
        I/O behind bridge: 3000-6fff [size=16K] [16-bit]
        Memory behind bridge: 94000000-abffffff [size=384M] [32-bit]
        Prefetchable memory behind bridge: 1000000000-2fffffffff [size=128G] 
[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

00:02.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Device 
[1022:1124]
        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: 4

00:02.1 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Device 
[1022:1126] (prog-if 00 [Normal decode])
        Subsystem: Lenovo Device [17aa:512e]
        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 ? routed to IRQ 36
        IOMMU group: 5
        Bus: primary=00, secondary=c1, subordinate=c1, sec-latency=0
        I/O behind bridge: [disabled] [32-bit]
        Memory behind bridge: c4a00000-c4afffff [size=1M] [32-bit]
        Prefetchable memory behind bridge: [disabled] [64-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

00:02.3 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Device 
[1022:1126] (prog-if 00 [Normal decode])
        Subsystem: Lenovo Device [17aa:512e]
        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 ? routed to IRQ 37
        IOMMU group: 6
        Bus: primary=00, secondary=c2, subordinate=c2, sec-latency=0
        I/O behind bridge: [disabled] [32-bit]
        Memory behind bridge: c4000000-c42fffff [size=3M] [32-bit]
        Prefetchable memory behind bridge: [disabled] [64-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

00:02.4 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Device 
[1022:1126] (prog-if 00 [Normal decode])
        Subsystem: Lenovo Device [17aa:512e]
        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 ? routed to IRQ 38
        IOMMU group: 7
        Bus: primary=00, secondary=c3, subordinate=c3, sec-latency=0
        I/O behind bridge: 2000-2fff [size=4K] [16-bit]
        Memory behind bridge: c4900000-c49fffff [size=1M] [32-bit]
        Prefetchable memory behind bridge: [disabled] [64-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

00:03.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Device 
[1022:1124]
        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: 8

00:08.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Device 
[1022:1124]
        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: 9

00:08.1 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Krackan Internal 
PCIe GPP Bridge 0 to Bus A [1022:1110] (prog-if 00 [Normal decode])
        Subsystem: Lenovo Device [17aa:512e]
        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 39
        IOMMU group: 10
        Bus: primary=00, secondary=c4, subordinate=c4, sec-latency=0
        I/O behind bridge: 1000-1fff [size=4K] [16-bit]
        Memory behind bridge: 80000000-902fffff [size=259M] [32-bit]
        Prefetchable memory behind bridge: 5000000000-51007fffff [size=4104M] 
[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

00:08.2 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Krackan Internal 
PCIe GPP Bridge 0 to Bus B [1022:1111] (prog-if 00 [Normal decode])
        Subsystem: Lenovo Device [17aa:512e]
        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 40
        IOMMU group: 11
        Bus: primary=00, secondary=c5, subordinate=c5, sec-latency=0
        I/O behind bridge: [disabled] [32-bit]
        Memory behind bridge: c4700000-c48fffff [size=2M] [32-bit]
        Prefetchable memory behind bridge: 5100800000-51008fffff [size=1M] 
[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

00:08.3 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Krackan Internal 
PCIe GPP Bridge 0 to Bus C [1022:1112] (prog-if 00 [Normal decode])
        Subsystem: Lenovo Device [17aa:512e]
        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 41
        IOMMU group: 12
        Bus: primary=00, secondary=c6, subordinate=c6, sec-latency=0
        I/O behind bridge: [disabled] [32-bit]
        Memory behind bridge: c4300000-c46fffff [size=4M] [32-bit]
        Prefetchable memory behind bridge: [disabled] [64-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

00:14.0 SMBus [0c05]: Advanced Micro Devices, Inc. [AMD] FCH SMBus Controller 
[1022:790b] (rev 71)
        Subsystem: Lenovo Device [17aa:512e]
        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-
        IOMMU group: 13
        Kernel driver in use: piix4_smbus
        Kernel modules: i2c_piix4, sp5100_tco

00:14.3 ISA bridge [0601]: Advanced Micro Devices, Inc. [AMD] FCH LPC Bridge 
[1022:790e] (rev 51)
        Subsystem: Lenovo Device [17aa:512e]
        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
        IOMMU group: 13

00:18.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Krackan Data 
Fabric; Function 0 [1022:1248]
        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: 14

00:18.1 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Krackan Data 
Fabric; Function 1 [1022:1249]
        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: 14

00:18.2 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Krackan Data 
Fabric; Function 2 [1022:124a]
        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: 14

00:18.3 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Krackan Data 
Fabric; Function 3 [1022:124b]
        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: 14
        Kernel driver in use: k10temp
        Kernel modules: k10temp

00:18.4 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Krackan Data 
Fabric; Function 4 [1022:124c]
        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: 14

00:18.5 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Krackan Data 
Fabric; Function 5 [1022:124d]
        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: 14

00:18.6 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Krackan Data 
Fabric; Function 6 [1022:124e]
        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: 14

00:18.7 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Krackan Data 
Fabric; Function 7 [1022:124f]
        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: 14

c1:00.0 Non-Volatile memory controller [0108]: Micron Technology Inc 3500 NVMe 
SSD [1344:5415] (rev 01) (prog-if 02 [NVM Express])
        Subsystem: Micron Technology Inc Device [1344:1100]
        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 25
        IOMMU group: 15
        Region 0: Memory at c4a00000 (64-bit, non-prefetchable) [size=16K]
        Capabilities: <access denied>
        Kernel driver in use: nvme
        Kernel modules: nvme

c2:00.0 Network controller [0280]: MEDIATEK Corp. MT7925 802.11be 160MHz 2x2 
PCIe Wireless Network Adapter [Filogic 360] [14c3:7925]
        Subsystem: Lenovo Device [17aa:e025]
        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 109
        IOMMU group: 16
        Region 0: Memory at c4000000 (64-bit, non-prefetchable) [size=2M]
        Region 2: Memory at c4200000 (64-bit, non-prefetchable) [size=32K]
        Capabilities: <access denied>
        Kernel driver in use: mt7925e
        Kernel modules: mt7925e

c3:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. 
RTL8111/8168/8211/8411 PCI Express Gigabit Ethernet Controller [10ec:8168] (rev 
0e)
        Subsystem: Lenovo Device [17aa:512e]
        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 42
        IOMMU group: 17
        Region 0: I/O ports at 2000 [size=256]
        Region 2: Memory at c4904000 (64-bit, non-prefetchable) [size=4K]
        Region 4: Memory at c4900000 (64-bit, non-prefetchable) [size=16K]
        Capabilities: <access denied>
        Kernel driver in use: r8169
        Kernel modules: r8169

c4:00.0 Display controller [0380]: Advanced Micro Devices, Inc. [AMD/ATI] 
Krackan [Radeon 840M / 860M Graphics] [1002:1114] (rev d2)
        Subsystem: Lenovo Device [17aa:512e]
        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 102
        IOMMU group: 18
        Region 0: Memory at 5000000000 (64-bit, prefetchable) [size=4G]
        Region 2: Memory at 80000000 (64-bit, prefetchable) [size=256M]
        Region 4: I/O ports at 1000 [size=256]
        Region 5: Memory at 90200000 (32-bit, non-prefetchable) [size=512K]
        Capabilities: <access denied>
        Kernel driver in use: amdgpu
        Kernel modules: amdgpu

c4:00.1 Audio device [0403]: Advanced Micro Devices, Inc. [AMD/ATI] Radeon High 
Definition Audio Controller [Rembrandt/Strix] [1002:1640] (prog-if 00 [HDA 
compatible])
        Subsystem: Lenovo Device [17aa:512e]
        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 B routed to IRQ 107
        IOMMU group: 19
        Region 0: Memory at 902c8000 (32-bit, non-prefetchable) [size=16K]
        Capabilities: <access denied>
        Kernel driver in use: snd_hda_intel
        Kernel modules: snd_hda_intel

c4:00.2 Encryption controller [1080]: Advanced Micro Devices, Inc. [AMD] 
Strix/Krackan/Strix Halo CCP/ASP [1022:17e0]
        Subsystem: Lenovo Device [17aa:512e]
        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 104
        IOMMU group: 20
        Region 2: Memory at 90100000 (32-bit, non-prefetchable) [size=1M]
        Region 5: Memory at 902cc000 (32-bit, non-prefetchable) [size=8K]
        Capabilities: <access denied>
        Kernel driver in use: ccp
        Kernel modules: ccp

c4:00.4 USB controller [0c03]: Advanced Micro Devices, Inc. [AMD] Device 
[1022:1128] (prog-if 30 [XHCI])
        Subsystem: Lenovo Device [17aa:512e]
        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 D routed to IRQ 77
        IOMMU group: 21
        Region 0: Memory at 90000000 (64-bit, non-prefetchable) [size=1M]
        Capabilities: <access denied>
        Kernel driver in use: xhci_hcd
        Kernel modules: xhci_pci

c4:00.5 Multimedia controller [0480]: Advanced Micro Devices, Inc. [AMD] Audio 
Coprocessor [1022:15e2] (rev 71)
        Subsystem: Lenovo Device [17aa:512e]
        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 102
        IOMMU group: 22
        Region 0: Memory at 90280000 (32-bit, non-prefetchable) [size=256K]
        Region 2: Memory at 5100000000 (64-bit, prefetchable) [size=8M]
        Capabilities: <access denied>
        Kernel driver in use: snd_acp_pci
        Kernel modules: snd_pci_acp3x, snd_rn_pci_acp3x, snd_pci_acp5x, 
snd_pci_acp6x, snd_acp_pci, snd_rpl_pci_acp6x, snd_pci_ps, snd_sof_amd_rembrandt

c4:00.6 Audio device [0403]: Advanced Micro Devices, Inc. [AMD] Family 
17h/19h/1ah HD Audio Controller [1022:15e3] (prog-if 00 [HDA compatible])
        Subsystem: Lenovo Device [17aa:512e]
        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 B routed to IRQ 108
        IOMMU group: 23
        Region 0: Memory at 902c0000 (32-bit, non-prefetchable) [size=32K]
        Capabilities: <access denied>
        Kernel driver in use: snd_hda_intel
        Kernel modules: snd_hda_intel

c5:00.0 Non-Essential Instrumentation [1300]: Advanced Micro Devices, Inc. 
[AMD] Krackan PCIe Dummy Function [1022:1116]
        Subsystem: Lenovo Device [17aa:512e]
        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: 24
        Capabilities: <access denied>

c5:00.1 Signal processing controller [1180]: Advanced Micro Devices, Inc. [AMD] 
Strix/Krackan/Strix Halo Neural Processing Unit [1022:17f0] (rev 20)
        Subsystem: Lenovo Device [17aa:512e]
        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: 25
        Region 0: Memory at c4700000 (32-bit, non-prefetchable) [disabled] 
[size=1M]
        Region 1: Memory at c4800000 (32-bit, non-prefetchable) [disabled] 
[size=8K]
        Region 2: Memory at 5100800000 (64-bit, prefetchable) [disabled] 
[size=512K]
        Region 4: Memory at c4803000 (32-bit, non-prefetchable) [disabled] 
[size=4K]
        Region 5: Memory at c4802000 (32-bit, non-prefetchable) [disabled] 
[size=4K]
        Capabilities: <access denied>

c6:00.0 USB controller [0c03]: Advanced Micro Devices, Inc. [AMD] Device 
[1022:1118] (prog-if 30 [XHCI])
        Subsystem: Lenovo Device [17aa:512e]
        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 79
        IOMMU group: 26
        Region 0: Memory at c4300000 (64-bit, non-prefetchable) [size=1M]
        Capabilities: <access denied>
        Kernel driver in use: xhci_hcd
        Kernel modules: xhci_pci

c6:00.3 USB controller [0c03]: Advanced Micro Devices, Inc. [AMD] Device 
[1022:111c] (prog-if 30 [XHCI])
        Subsystem: Lenovo Device [17aa:512e]
        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 82
        IOMMU group: 27
        Region 0: Memory at c4400000 (64-bit, non-prefetchable) [size=1M]
        Capabilities: <access denied>
        Kernel driver in use: xhci_hcd
        Kernel modules: xhci_pci

c6:00.4 USB controller [0c03]: Advanced Micro Devices, Inc. [AMD] Device 
[1022:111e] (prog-if 30 [XHCI])
        Subsystem: Advanced Micro Devices, Inc. [AMD] Device [1022:111e]
        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 C routed to IRQ 84
        IOMMU group: 28
        Region 0: Memory at c4500000 (64-bit, non-prefetchable) [size=1M]
        Capabilities: <access denied>
        Kernel driver in use: xhci_hcd
        Kernel modules: xhci_pci

c6:00.5 USB controller [0c03]: Advanced Micro Devices, Inc. [AMD] Device 
[1022:1120] (prog-if 40 [USB4 Host Interface])
        Subsystem: Advanced Micro Devices, Inc. [AMD] Device [1022:1120]
        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 D routed to IRQ 42
        IOMMU group: 29
        Region 0: Memory at c4600000 (64-bit, non-prefetchable) [size=512K]
        Capabilities: <access denied>
        Kernel driver in use: thunderbolt
        Kernel modules: thunderbolt

c6:00.6 USB controller [0c03]: Advanced Micro Devices, Inc. [AMD] Device 
[1022:1121] (prog-if 40 [USB4 Host Interface])
        Subsystem: Advanced Micro Devices, Inc. [AMD] Device [1022:1121]
        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 79
        IOMMU group: 30
        Region 0: Memory at c4680000 (64-bit, non-prefetchable) [size=512K]
        Capabilities: <access denied>
        Kernel driver in use: thunderbolt
        Kernel modules: thunderbolt


** USB devices:
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 002: ID 30c9:00f4 Luxvisions Innotech Limited Integrated RGB 
Camera
Bus 002 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 003 Device 002: ID 27c6:6594 Shenzhen Goodix Technology Co.,Ltd. Goodix 
USB2.0 MISC
Bus 003 Device 003: ID 05e3:0610 Genesys Logic, Inc. Hub
Bus 003 Device 004: ID 0e8d:e025 MediaTek Inc. Wireless_Device
Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 005 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 006 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 007 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 008 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub



*** /home/cheve/notes/bug-report.txt
I can confirm this on a Lenovo ThinkPad T14 Gen 6 (AMD), also on
6.12.88-1, with the same symptom (Bluetooth worked on the previous
kernel, dead after updating to 6.12.88).

Adding details not yet in this report that may help pinpoint the cause:

Adapter: MediaTek combo Wi-Fi/Bluetooth, USB ID 0e8d:e025

On 6.12.88 the controller is present and unblocked (rfkill shows neither
soft nor hard block, hci0 is listed), but bluetoothctl reports "No default
controller available". dmesg shows the controller failing its init
handshake:

  Bluetooth: hci0: Failed to send wmt func ctrl (-22)
  Bluetooth: hci0: HCI Enhanced Setup Synchronous Connection command is 
advertised, but not supported.

Bisection on stock Debian kernels: 6.12.74+deb13-amd64 works; 6.12.88
fails. This is consistent with the reporter's "6.12.85 good", placing the
regression after 6.12.85.

The failure is exposed by a Bluetooth power-down (e.g. toggling the radio
off in GNOME); a warm reboot does not recover it, only a full cold power
cycle or booting an earlier kernel.

There is an upstream btmtk change addressing this class of "Failed to send
wmt func ctrl" failure (wrapping the shutdown path in
usb_autopm_get_interface()/usb_autopm_put_interface()). I have not verified
it is the fix for 6.12.88, so I offer it as a lead, not a confirmed fix.

Workaround in use: pinning an earlier kernel (6.12.73).


-- System Information:
Debian Release: 13.5
  APT prefers stable-updates
  APT policy: (500, 'stable-updates'), (500, 'stable-security'), (500, 'stable')
Architecture: amd64 (x86_64)

Kernel: Linux 6.12.73+deb13-amd64 (SMP w/16 CPU threads; PREEMPT)
Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8) (ignored: LC_ALL 
set to en_US.UTF-8), LANGUAGE=en_GB:en
Shell: /bin/sh linked to /usr/bin/dash
Init: systemd (via /run/systemd/system)
LSM: AppArmor: enabled

Versions of packages linux-image-6.12.88+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-6.12.88+deb13-amd64 recommends:
ii  apparmor  4.1.0-1

Versions of packages linux-image-6.12.88+deb13-amd64 suggests:
pn  debian-kernel-handbook  <none>
pn  firmware-linux-free     <none>
ii  grub-efi-amd64          2.12-9+deb13u2
pn  linux-doc-6.12          <none>

Versions of packages linux-image-6.12.88+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>
pn  firmware-intel-graphics    <none>
pn  firmware-intel-misc        <none>
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
pn  firmware-misc-nonfree      <none>
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>
ii  firmware-realtek           20250410-2
pn  firmware-samsung           <none>
pn  firmware-siano             <none>
pn  firmware-ti-connectivity   <none>
pn  xen-hypervisor             <none>

-- no debconf information

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