On 12/24/18 12:58 PM, John Wong wrote: > Yes, udev 240-1 break my lvm2 system. > Hi, replace /lib/systemd/systemd-udevd with udev version 239's (/lib/systemd/systemd-udevd), then update-initramfs -u. I can boot my system again. -- Key fingerprint: CDB3 6C62 254B C088 1E5D DD32 182C 97DB CF2C 80AC