On Thu, Jul 06, 2017 at 10:37:18PM -0700, Marc MERLIN wrote: > I'm still trying to fix my filesystem. > It seems to work well enough since the damage is apparently localized, but > I'd really want check --repair to actually bring it back to a working > state, but now it's crashing > > This is btrfs tools from git from a few days ago > > Failed to find [4068943577088, 168, 16384] > btrfs unable to find ref byte nr 4068943577088 parent 0 root 4 owner 1 > offset 0 > Failed to find [5905106075648, 168, 16384] > btrfs unable to find ref byte nr 5906282119168 parent 0 root 4 owner 0 > offset 1 > Failed to find [21037056, 168, 16384] > btrfs unable to find ref byte nr 21037056 parent 0 root 3 owner 1 offset 0 > Failed to find [21053440, 168, 16384] > btrfs unable to find ref byte nr 21053440 parent 0 root 3 owner 0 offset 1 > Failed to find [21299200, 168, 16384] > btrfs unable to find ref byte nr 21299200 parent 0 root 3 owner 0 offset 1 > Failed to find [5523931971584, 168, 16384] > btrfs unable to find ref byte nr 5524037566464 parent 0 root 3861 owner 3 > offset 0 > ctree.c:197: update_ref_for_cow: BUG_ON `ret` triggered, value -5 > btrfs(+0x113cf)[0x5651e60443cf] > btrfs(__btrfs_cow_block+0x576)[0x5651e6045848] > btrfs(btrfs_cow_block+0xea)[0x5651e6045dc6] > btrfs(btrfs_search_slot+0x11df)[0x5651e604969d] > btrfs(+0x59184)[0x5651e608c184] > btrfs(cmd_check+0x2bd4)[0x5651e60987b3] > btrfs(main+0x85)[0x5651e60442c3] > /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf1)[0x7f34f523d2b1] > btrfs(_start+0x2a)[0x5651e6043e3a]
Mmmh, never mind, it seems that the software raid suffered yet another double disk failure due to some undermined flakiness in the underlying block device cabling :-/ That would likely explain the failures here. > Full log: > enabling repair mode > Checking filesystem on /dev/mapper/dshelf2 > UUID: 85441c59-ad11-4b25-b1fe-974f9e4acede > checking extents > Fixed 0 roots. > checking free space cache > cache and super generation don't match, space cache will be invalidated > checking fs roots > checksum verify failed on 3037243965440 found 179689AF wanted 82B97043 > checksum verify failed on 3037243965440 found 179689AF wanted 82B97043 > checksum verify failed on 3037243998208 found 60EA5C5B wanted 0CF5948F > checksum verify failed on 3037243998208 found 60EA5C5B wanted 0CF5948F > checksum verify failed on 3037244293120 found 38382803 wanted 39E4F85E > checksum verify failed on 3037244293120 found 38382803 wanted 39E4F85E > checksum verify failed on 3037244342272 found E84F1D8F wanted 472DA98C > checksum verify failed on 3037244342272 found E84F1D8F wanted 472DA98C > checksum verify failed on 3037244669952 found 2F6E4C0E wanted E00BBF09 > checksum verify failed on 3037244669952 found 2F6E4C0E wanted E00BBF09 > checksum verify failed on 3037248913408 found CE2E4AEE wanted EF22F9CA > checksum verify failed on 3037248913408 found CE2E4AEE wanted EF22F9CA > checksum verify failed on 3037248929792 found C989CB0E wanted E27527BC > checksum verify failed on 3037248929792 found C989CB0E wanted E27527BC > checksum verify failed on 3037247569920 found 05848C79 wanted EF3D5598 > checksum verify failed on 3037247569920 found 05848C79 wanted EF3D5598 > checksum verify failed on 3037247586304 found 9D1E4E39 wanted F1EC8135 > checksum verify failed on 3037247586304 found 9D1E4E39 wanted F1EC8135 > checksum verify failed on 3037247619072 found BFE40520 wanted 627DB20D > checksum verify failed on 3037247619072 found BFE40520 wanted 627DB20D > checksum verify failed on 3037249208320 found A6B5775F wanted B1E6C0FC > checksum verify failed on 3037249208320 found A6B5775F wanted B1E6C0FC > checksum verify failed on 3037252534272 found 207AD7DF wanted DE72BDF7 > checksum verify failed on 3037252534272 found 207AD7DF wanted DE72BDF7 > checksum verify failed on 3111569391616 found 3C623707 wanted D955D668 > checksum verify failed on 3111569391616 found 3C623707 wanted D955D668 > checksum verify failed on 3111569768448 found 0C129F3C wanted C509003A > checksum verify failed on 3111569768448 found 0C129F3C wanted C509003A > checksum verify failed on 3111569735680 found E94C9D41 wanted 55836DD2 > checksum verify failed on 3111569735680 found E94C9D41 wanted 55836DD2 > checksum verify failed on 3037253435392 found 8E124EB5 wanted A3291C35 > checksum verify failed on 3037253435392 found 8E124EB5 wanted A3291C35 > checksum verify failed on 3037253746688 found 2B6A4DCD wanted 4323B339 > checksum verify failed on 3037253746688 found 2B6A4DCD wanted 4323B339 > checksum verify failed on 3111569702912 found 1048610C wanted 9856BB43 > checksum verify failed on 3111569702912 found 1048610C wanted 9856BB43 > checksum verify failed on 3111569801216 found CD7AAF82 wanted C1DA44DF > checksum verify failed on 3111569801216 found CD7AAF82 wanted C1DA44DF > checksum verify failed on 3037251878912 found 86FB02F3 wanted 728772CE > checksum verify failed on 3037251878912 found 86FB02F3 wanted 728772CE > checksum verify failed on 3037252861952 found CFD54426 wanted E91774C0 > checksum verify failed on 3037252861952 found CFD54426 wanted E91774C0 > checksum verify failed on 3037255974912 found E3655B7C wanted 8163FDDE > checksum verify failed on 3037255974912 found E3655B7C wanted 8163FDDE > checksum verify failed on 3037252927488 found E7AD88A3 wanted F6BA5B10 > checksum verify failed on 3037252927488 found E7AD88A3 wanted F6BA5B10 > checksum verify failed on 3037253500928 found 514A55B2 wanted 3611CD81 > checksum verify failed on 3037253500928 found 514A55B2 wanted 3611CD81 > checksum verify failed on 3037256105984 found 41ADA274 wanted 8F7F0A0B > checksum verify failed on 3037256105984 found 41ADA274 wanted 8F7F0A0B > Csum didn't match > The following tree block(s) is corrupted in tree 3861: > tree block bytenr: 1710573748224, level: 1, node key: (1073956, 12, > 959325) > Try to repair the btree for root 3861 > Csum didn't match > Csum didn't match > Csum didn't match > Csum didn't match > Csum didn't match > Csum didn't match > Csum didn't match > Csum didn't match > Csum didn't match > Csum didn't match > Csum didn't match > Csum didn't match > Csum didn't match > Csum didn't match > Csum didn't match > Csum didn't match > Csum didn't match > Csum didn't match > Csum didn't match > Csum didn't match > Csum didn't match > Csum didn't match > Csum didn't match > Csum didn't match > Csum didn't match > Csum didn't match > Csum didn't match > Csum didn't match > Csum didn't match > Csum didn't match > Failed to find [4068943577088, 168, 16384] > btrfs unable to find ref byte nr 4068943577088 parent 0 root 4 owner 1 > offset 0 > Failed to find [5905106075648, 168, 16384] > btrfs unable to find ref byte nr 5906282119168 parent 0 root 4 owner 0 > offset 1 > Failed to find [21037056, 168, 16384] > btrfs unable to find ref byte nr 21037056 parent 0 root 3 owner 1 offset 0 > Failed to find [21053440, 168, 16384] > btrfs unable to find ref byte nr 21053440 parent 0 root 3 owner 0 offset 1 > Failed to find [21299200, 168, 16384] > btrfs unable to find ref byte nr 21299200 parent 0 root 3 owner 0 offset 1 > Failed to find [5523931971584, 168, 16384] > btrfs unable to find ref byte nr 5524037566464 parent 0 root 3861 owner 3 > offset 0 > ctree.c:197: update_ref_for_cow: BUG_ON `ret` triggered, value -5 > btrfs(+0x113cf)[0x5651e60443cf] > btrfs(__btrfs_cow_block+0x576)[0x5651e6045848] > btrfs(btrfs_cow_block+0xea)[0x5651e6045dc6] > btrfs(btrfs_search_slot+0x11df)[0x5651e604969d] > btrfs(+0x59184)[0x5651e608c184] > btrfs(cmd_check+0x2bd4)[0x5651e60987b3] > btrfs(main+0x85)[0x5651e60442c3] > /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf1)[0x7f34f523d2b1] > btrfs(_start+0x2a)[0x5651e6043e3a] > Aborted > gargamel:~# > -- > "A mouse is a device used to point at the xterm you want to type in" - A.S.R. > Microsoft is to operating systems .... > .... what McDonalds is to gourmet > cooking > Home page: http://marc.merlins.org/ -- "A mouse is a device used to point at the xterm you want to type in" - A.S.R. Microsoft is to operating systems .... .... what McDonalds is to gourmet cooking Home page: http://marc.merlins.org/ -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
