On Thu, Jul 06, 2017 at 10:39:53PM -0700, Marc MERLIN wrote: >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
I apologise for my late reply. As a colleague left, I have to take over his work recently. >> >> 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. I'm sorry for hear this. Which raid level are you using? So could you recover from this double disk failure? -- Thanks, Lu -- 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
