No comment so blindly trying: btrfsck --repair /dev/sdc
gave the following abort: btrfsck: extent-tree.c:2736: alloc_reserved_tree_block: Assertion `!(ret)' failed. Full output attached. All on: 3.11.2-gentoo Btrfs v0.20-rc1-358-g194aa4a For a 2TB single HDD formatted with defaults. What next? Thanks, Martin >> In the meantime, trying: >> >> btrfsck /dev/sdc >> >> gave the following output + abort: >> >> parent transid verify failed on 915444523008 wanted 16974 found 13021 >> Ignoring transid failure >> btrfsck: cmds-check.c:1066: process_file_extent: Assertion `!(rec->ino >> != key->objectid || rec->refs > 1)' failed. >> id not match free space cache generation (1625) >> free space inode generation (0) did not match free space cache >> generation (1607) >> free space inode generation (0) did not match free space cache >> generation (1604) >> free space inode generation (0) did not match free space cache >> generation (1606) >> free space inode generation (0) did not match free space cache >> generation (1620) >> free space inode generation (0) did not match free space cache >> generation (1626) >> free space inode generation (0) did not match free space cache >> generation (1609) >> free space inode generation (0) did not match free space cache >> generation (1653) >> free space inode generation (0) did not match free space cache >> generation (1628) >> free space inode generation (0) did not match free space cache >> generation (1628) >> free space inode generation (0) did not match free space cache >> generation (1649) >> >> >> (There was no syslog output.) >> >> Full btrfsck listing attached. >> >> >> Suggestions please? >> >> Thanks, >> Martin
checking extents leaf parent key incorrect 907183771648 bad block 907183771648 leaf parent key incorrect 907183779840 bad block 907183779840 leaf parent key incorrect 907183882240 bad block 907183882240 leaf parent key incorrect 907185160192 bad block 907185160192 leaf parent key incorrect 907185201152 bad block 907185201152 leaf parent key incorrect 915432497152 bad block 915432497152 leaf parent key incorrect 915432509440 bad block 915432509440 leaf parent key incorrect 915432513536 bad block 915432513536 leaf parent key incorrect 915432529920 bad block 915432529920 leaf parent key incorrect 915432701952 bad block 915432701952 leaf parent key incorrect 915433058304 bad block 915433058304 leaf parent key incorrect 915437543424 bad block 915437543424 leaf parent key incorrect 915437563904 bad block 915437563904 leaf parent key incorrect 915444469760 bad block 915444469760 leaf parent key incorrect 915444473856 bad block 915444473856 leaf parent key incorrect 915444506624 bad block 915444506624 leaf parent key incorrect 915444518912 bad block 915444518912 leaf parent key incorrect 915444523008 bad block 915444523008 leaf parent key incorrect 915444527104 bad block 915444527104 leaf parent key incorrect 915444539392 bad block 915444539392 leaf parent key incorrect 915444543488 bad block 915444543488 leaf parent key incorrect 915444547584 bad block 915444547584 leaf parent key incorrect 915444551680 bad block 915444551680 leaf parent key incorrect 915444555776 bad block 915444555776 leaf parent key incorrect 915444559872 bad block 915444559872 leaf parent key incorrect 915444563968 bad block 915444563968 leaf parent key incorrect 915444572160 bad block 915444572160 leaf parent key incorrect 915444576256 bad block 915444576256 leaf parent key incorrect 915444580352 bad block 915444580352 leaf parent key incorrect 915444584448 bad block 915444584448 leaf parent key incorrect 915444588544 bad block 915444588544 leaf parent key incorrect 915444678656 bad block 915444678656 leaf parent key incorrect 915444682752 bad block 915444682752 leaf parent key incorrect 915444793344 bad block 915444793344 leaf parent key incorrect 915444797440 bad block 915444797440 leaf parent key incorrect 915444813824 bad block 915444813824 leaf parent key incorrect 915444817920 bad block 915444817920 leaf parent key incorrect 915444822016 bad block 915444822016 leaf parent key incorrect 915444826112 bad block 915444826112 leaf parent key incorrect 915444830208 bad block 915444830208 leaf parent key incorrect 915444834304 bad block 915444834304 leaf parent key incorrect 915444924416 bad block 915444924416 leaf parent key incorrect 915444973568 bad block 915444973568 leaf parent key incorrect 915444977664 bad block 915444977664 leaf parent key incorrect 915444981760 bad block 915444981760 parent transid verify failed on 915444973568 wanted 16974 found 13021 parent transid verify failed on 915444973568 wanted 16974 found 13021 parent transid verify failed on 915444977664 wanted 16974 found 13021 parent transid verify failed on 915444977664 wanted 16974 found 13021 parent transid verify failed on 915444981760 wanted 16974 found 13021 parent transid verify failed on 915444981760 wanted 16974 found 13021 parent transid verify failed on 915432701952 wanted 16974 found 16972 parent transid verify failed on 915432701952 wanted 16974 found 16972 parent transid verify failed on 915444678656 wanted 16974 found 13021 parent transid verify failed on 915444678656 wanted 16974 found 13021 parent transid verify failed on 915444682752 wanted 16974 found 13021 parent transid verify failed on 915444682752 wanted 16974 found 13021 deleting pointer to block 915432701952 owner ref check failed [907183771648 4096] repair deleting extent record: key 907183771648 168 4096 btrfsck: extent-tree.c:2736: alloc_reserved_tree_block: Assertion `!(ret)' failed. enabling repair mode Checking filesystem on /dev/sdc UUID: 38a60270-f9c6-4ed4-8421-4bf1253ae0b3
