Hi Chris, and thanks for your help, Please see below... Le 02/03/2020 à 07:43, Chris Murphy a écrit : > > The transids are close so it might work to try -o usebackuproot. If > not what do you get for: Unfortunately not... > btrfs insp dump-t -b 8176123904 /dev/ btrfs-progs v4.15.1 parent transid verify failed on 8176123904 wanted 183574 found 183573 parent transid verify failed on 8176123904 wanted 183574 found 183573 Ignoring transid failure leaf 8176123904 flags 0x1(WRITTEN) backref revision 1 fs uuid (blah) chunk uuid (bloh) item 0 key (TREE_LOG ROOT_ITEM 258) itemoff 15844 itemsize 439 generation 183573 root_dirid 0 bytenr 8176107520 level 0 refs 0 lastsnap 0 byte_limit 0 bytes_used 0 flags 0x0(none) uuid (bunch of zeroes) drop key (0 UNKNOWN.0 0) level 0 > > btrfs-find-root /dev/ Command not found > > btrfs check /dev/ Unhappy Reports transid failure, then : check/main.c:3654: check_owner_ref: BUG_ON `rec->is_root` triggered, value 1 Then eventually aborts. > > btrfs check -b /dev/ > VERY unhappy with lots of verbosity (Sorry, the machine isn't booted, I have to type everything by hand... ...any clue ? Thanks in advance and kind regards.
