Package: linux-image-amd64 Version: 4.19+104 CONFIG_EFI_VARS_PSTORE_DEFAULT_DISABLE should be set. Disables writing various crash info to the UEFI NVRAM by default. UEFI NVRAM is of limited size and of limited write endurance. Exceeding those limits may result in bricked motherboards. Old fedora bug report: https://bugzilla.redhat.com/show_bug.cgi?id=919485 Thanks.