A few days ago I did a normal reboot, this appeared:
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failed to mount /home/.../... (my /dev/sda1)
failed to start raise network interfaces
[firmware bug]: TSC ADJUST differs within socket(s), fixing all errors
#2 #3 #4
MDS CPU bug present and SMT on, data leak possible
ENERGY_PERF_BIAS: Set to 'normal', was 'performance'
ACPI BIOS Error (bug): Failure creating named object [\_SB.IETM.GDDV], AE_ALREADY_EXISTS (20200925/dswload2-326)
ACPI Error: AE_ALREADY_EXISTS, During name lookup/catalog (20200925/psobject-220)
HXM: GUID detected in BIOS
ACPI Warning: \_SB.PCIO.GFXO._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requres [Package](20200925/nsarguments-61)
ACPI Warning: \_SB.PCIO.RPO1.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requres [Package](20200925/nsarguments-61)
Please update your service to use a safer Killmode, such as 'mixed' or 'control-group'
pcieport 0000:00:1c.5: PCIe Bs Error: severity=Corrected, type=Physical Layer
ath10k_pci 0000:02:00.0: firmware: failed to load ath10k/pre-cal-pci-0000:02:00.0.bin (-2)
frimware_class: see debian. org/Firmware for missing firmware
ath10k_pci 0000:02:00.0: firmware: failed to load ath10k/cal-pci-0000:02:00.0.bin (-2)
During installation (non-free package), it said like 2 Atheros file need to be added (looks like the last three lines). I downloaded and updated after install (it said updated successfully). Not sure if I miss anything else.
My laptop Asus i5-8 (8gb RAM/ kernel 4.19/ 256gb SSD(/dev/sdb) + 1tb HDD(/dev/sda)). Below is some disk information:
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/dev/sda1 2048 1031909375 1031907328 492.1G Linux filesystem
/dev/sda2 1031909376 1748721663 716812288 341.8G Linux filesystem
/dev/sda3 1748721664 1953523711 204802048 97.7G Linux filesystem
/dev/sdb1 2048 1050623 1048576 512M EFI System
/dev/sdb2 1050624 59643903 58593280 27.9G Linux filesystem
/dev/sdb3 109492224 500117503 390625280 186.3G Linux filesystem
/dev/sdb4 77264896 109492223 32227328 15.4G Linux swap