Beginners Questions • [Software] Kernel errors

Code:

[    0.972018] integrity: Problem loading X.509 certificate -65[    0.972039] integrity: Problem loading X.509 certificate -65[   14.800979] pcieport 0000:00:1c.5: AER:   Error of this Agent is reported first[   14.839024] pcieport 0000:00:1c.5: AER:   Error of this Agent is reported first[   15.132804] ath10k_pci 0000:02:00.0: firmware: failed to load ath10k/pre-cal-pci-0000:02:00.0.bin (-2)[   15.132911] firmware_class: See https://wiki.debian.org/Firmware for information about missing firmware[   15.133041] ath10k_pci 0000:02:00.0: firmware: failed to load ath10k/pre-cal-pci-0000:02:00.0.bin (-2)[   15.133177] ath10k_pci 0000:02:00.0: firmware: failed to load ath10k/cal-pci-0000:02:00.0.bin (-2)[   15.133306] ath10k_pci 0000:02:00.0: firmware: failed to load ath10k/cal-pci-0000:02:00.0.bin (-2)[   32.255450] pcieport 0000:00:1c.5: AER:   Error of this Agent is reported first[   32.290720] pcieport 0000:00:1c.5: AER:   Error of this Agent is reported first[   32.628505] pcieport 0000:00:1c.5: AER:   Error of this Agent is reported first[   32.666635] pcieport 0000:00:1c.5: AER:   Error of this Agent is reported first