AMD PCI Bridge: Hardware error from APEI

[Hans-Peter Jansen]

Dear hacker from the order of the penguins,

we're facing a disturbing issue here after swapping a motherboard of a 
mission critical system:

Jun 27 20:05:29 server kernel: {10}[Hardware Error]: Hardware error from APEI Generic Hardware Error Source: 4
Jun 27 20:05:29 server kernel: {10}[Hardware Error]: It has been corrected by h/w and requires no further action
Jun 27 20:05:29 server kernel: {10}[Hardware Error]: event severity: corrected
Jun 27 20:05:29 server kernel: {10}[Hardware Error]:  Error 0, type: corrected
Jun 27 20:05:29 server kernel: {10}[Hardware Error]:  fru_text: PcieError
Jun 27 20:05:29 server kernel: {10}[Hardware Error]:   section_type: PCIe error
Jun 27 20:05:29 server kernel: {10}[Hardware Error]:   port_type: 4, root port
Jun 27 20:05:29 server kernel: {10}[Hardware Error]:   version: 0.2
Jun 27 20:05:29 server kernel: {10}[Hardware Error]:   command: 0x0407, status: 0x0010
Jun 27 20:05:29 server kernel: {10}[Hardware Error]:   device_id: 0000:60:03.1
Jun 27 20:05:29 server kernel: {10}[Hardware Error]:   slot: 19
Jun 27 20:05:29 server kernel: {10}[Hardware Error]:   secondary_bus: 0x62
Jun 27 20:05:29 server kernel: {10}[Hardware Error]:   vendor_id: 0x1022, device_id: 0x1453
Jun 27 20:05:29 server kernel: {10}[Hardware Error]:   class_code: 060400
Jun 27 20:05:29 server kernel: {10}[Hardware Error]:   bridge: secondary_status: 0x2000, control: 0x0012
Jun 27 20:05:29 server kernel: pcieport 0000:60:03.1: AER: aer_status: 0x00001000, aer_mask: 0x00006000
Jun 27 20:05:29 server kernel: pcieport 0000:60:03.1: AER:    [12] Timeout               
Jun 27 20:05:29 server kernel: pcieport 0000:60:03.1: AER: aer_layer=Data Link Layer, aer_agent=Transmitter ID


Jun 27 20:05:51 server kernel: {11}[Hardware Error]: Hardware error from APEI Generic Hardware Error Source: 4
Jun 27 20:05:51 server kernel: {11}[Hardware Error]: It has been corrected by h/w and requires no further action
Jun 27 20:05:51 server kernel: {11}[Hardware Error]: event severity: corrected
Jun 27 20:05:51 server kernel: {11}[Hardware Error]:  Error 0, type: corrected
Jun 27 20:05:51 server kernel: {11}[Hardware Error]:  fru_text: PcieError
Jun 27 20:05:51 server kernel: {11}[Hardware Error]:   section_type: PCIe error
Jun 27 20:05:51 server kernel: {11}[Hardware Error]:   port_type: 4, root port
Jun 27 20:05:51 server kernel: {11}[Hardware Error]:   version: 0.2
Jun 27 20:05:51 server kernel: {11}[Hardware Error]:   command: 0x0407, status: 0x0010
Jun 27 20:05:51 server kernel: {11}[Hardware Error]:   device_id: 0000:60:03.1
Jun 27 20:05:51 server kernel: {11}[Hardware Error]:   slot: 19
Jun 27 20:05:51 server kernel: {11}[Hardware Error]:   secondary_bus: 0x62
Jun 27 20:05:51 server kernel: {11}[Hardware Error]:   vendor_id: 0x1022, device_id: 0x1453
Jun 27 20:05:51 server kernel: {11}[Hardware Error]:   class_code: 060400
Jun 27 20:05:51 server kernel: {11}[Hardware Error]:   bridge: secondary_status: 0x2000, control: 0x0012
Jun 27 20:05:51 server kernel: pcieport 0000:60:03.1: AER: aer_status: 0x00001000, aer_mask: 0x00006000
Jun 27 20:05:51 server kernel: pcieport 0000:60:03.1: AER:    [12] Timeout               
Jun 27 20:05:51 server kernel: pcieport 0000:60:03.1: AER: aer_layer=Data Link Layer, aer_agent=Transmitter ID


60:03.1 PCI bridge: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) PCIe GPP Bridge (prog-if 00 [Normal decode])
        Flags: bus master, fast devsel, latency 0, IRQ 44, NUMA node 3
        Bus: primary=60, secondary=62, subordinate=62, sec-latency=0
        I/O behind bridge: None
        Memory behind bridge: e3600000-e36fffff [size=1M]
        Prefetchable memory behind bridge: None
        Capabilities: [50] Power Management version 3
        Capabilities: [58] Express Root Port (Slot+), MSI 00
        Capabilities: [a0] MSI: Enable+ Count=1/1 Maskable- 64bit+
        Capabilities: [c0] Subsystem: Advanced Micro Devices, Inc. [AMD] Family 17h (Models 00h-0fh) PCIe GPP Bridge
        Capabilities: [c8] HyperTransport: MSI Mapping Enable+ Fixed+
        Capabilities: [100] Vendor Specific Information: ID=0001 Rev=1 Len=010 <?>
        Capabilities: [150] Advanced Error Reporting
        Capabilities: [270] #19
        Capabilities: [2a0] Access Control Services
        Capabilities: [370] L1 PM Substates
        Capabilities: [380] Downstream Port Containment
        Capabilities: [3c4] #23
        Kernel driver in use: pcieport

It's probably related to a satellite receiver card, since it only appeared 
after plugging:

62:00.0 Multimedia controller: Digital Devices GmbH Max
        Subsystem: Digital Devices GmbH Max S8 4/8
        Flags: bus master, fast devsel, latency 0, IRQ 161, NUMA node 3
        Memory at e3600000 (64-bit, non-prefetchable) [size=64K]
        Capabilities: [50] Power Management version 3
        Capabilities: [70] MSI: Enable- Count=1/2 Maskable- 64bit+
        Capabilities: [90] Express Endpoint, MSI 00
        Capabilities: [100] Vendor Specific Information: ID=0000 Rev=0 Len=00c <?>
        Kernel driver in use: ddbridge
        Kernel modules: ddbridge

Specs:
ASUS KNPA-U16 with an AMD EPYC 7261, 2x32 GB Kingston KSM26RD4/32MEI 
(officially supported RAM modules)

openSUSE 15.1, Kernel 5.7.5

Cheers,
Pete