An other Information needed ? 

Am 18. April 2017 21:34:33 MESZ schrieb Jan Koester <jan.koes...@gmx.net>:
>
>Hi,
>
>i have to try to create a new extent-tree after checksum error not
>solveable with srub or init-csum-tree.
>Now i got this failure output from btrfs --repair:
> 
>ERROR: errors found in extent allocation tree or chunk allocation
>Fixed 0 roots.
>checking free space cache
>checking fs roots
>root 5 missing its root dir, recreating
>btrfs unable to find ref byte nr 2279425310720 parent 0 root 5  owner 3
>offset 0
>btrfs unable to find ref byte nr 2279422181376 parent 0 root 5  owner 2
>offset 1
>btrfs unable to find ref byte nr 2279422672896 parent 0 root 5  owner 1
>offset 1
>btrfs unable to find ref byte nr 2279413121024 parent 0 root 5  owner 0
>offset 1
>cmds-check.c:3370: check_inode_recs: BUG_ON `ret` triggered, value -17
>btrfs(+0x50788)[0x5565c775b788]
>btrfs(+0x507db)[0x5565c775b7db]
>btrfs(+0x598e6)[0x5565c77648e6]
>btrfs(cmd_check+0x2bd4)[0x5565c7770185]
>btrfs(main+0x8b)[0x5565c771c0f5]
>/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf1)[0x7f76045232b1]
>btrfs(_start+0x2a)[0x5565c771bd7a]
>enabling repair mode
>Checking filesystem on /dev/disk/by-label/home
>UUID: 74454fdd-035b-4a3d-98ec-e38d3e7bcd6b
>cache and super generation don't match, space cache will be invalidated
>Failed to find [2278878576640, 168, 16384]
>Failed to find [2278878593024, 168, 16384]
>Failed to find [2278878609408, 168, 16384]
>Failed to find [2278878625792, 168, 16384]
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