Hi Qu, Tried it with backup roots and it won't mount. I have a backup of a week ago and I'll accept the dataloss. I'll rebuild (this time without BTRFS RAID5/6) and restore. Thanks for your help! -- Groet / Cheers, Patrick Dijkgraaf On Fri, 2019-10-04 at 09:59 +0200, Patrick Dijkgraaf wrote: > Decided to upgrade my system to the latest and give it a shot: > > # btrfs check /dev/sde2 > Opening filesystem to check... > parent transid verify failed on 4314780106752 wanted 470169 found > 470107 > checksum verify failed on 4314780106752 found 7077566E wanted > 9494EBD8 > checksum verify failed on 4314780106752 found 489FC179 wanted > 73D057EA > checksum verify failed on 4314780106752 found 489FC179 wanted > 73D057EA > bad tree block 4314780106752, bytenr mismatch, want=4314780106752, > have=20212047631104 > ERROR: cannot open file system > > # uname -r > 5.3.1-arch1-1-ARCH > > # btrfs --version > btrfs-progs v5.2.2 > > Does that help anything? > >
