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