Public bug reported: We noticed a XFS metadata corruption once we ran a lot of small write IOs on SSDs in our OpenStack swift environment:
[1468860.211158] XFS (sdax): Metadata corruption detected at xfs_attr3_leaf_write_verify+0xd7/0xf0 [xfs], block 0x7c99480 [1468860.211195] XFS (sdax): Unmount and run xfs_repair [1468860.211215] XFS (sdax): First 64 bytes of corrupted metadata buffer: [1468860.211247] ffff880630f66000: 00 00 00 00 00 00 00 00 fb ee 00 00 00 00 00 00 ................ [1468860.211268] ffff880630f66010: 10 00 00 00 00 20 0f e0 00 00 00 00 00 00 00 00 ..... .......... [1468860.211289] ffff880630f66020: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [1468860.211309] ffff880630f66030: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ [1468860.211328] XFS (sdax): xfs_do_force_shutdown(0x8) called from line 1254 of file /build/linux-lts-xenial-7RlTta/linux-lts-xenial-4.4.0/fs/xfs/xfs_buf.c. Return address = 0x ffffffffc068f616 [1468860.212214] XFS (sdax): Corruption of in-memory data detected. Shutting down filesystem [1468860.212232] XFS (sdax): Please umount the filesystem and rectify the problem(s) [1468860.212323] XFS (sdax): xfs_do_force_shutdown(0x1) called from line 315 of file /build/linux-lts-xenial-7RlTta/linux-lts-xenial-4.4.0/fs/xfs/xfs_trans_buf.c. Return address = 0xffffffffc06bdda2 [1468860.261436] XFS (sdax): xfs_log_force: error -5 returned. This error is reported with linux-generic-lts-xenial @4.4.0.22.12 on a XFS filesystem formatted with 1024 as inode size and mounted with rw,noatime,nodiratime,nobarrier,logbufs=8,noquota For us this issue seems to be reproducible after several hours of stress testing. cat /proc/version_signature Ubuntu 4.4.0-22.40~14.04.1-generic 4.4.8 Description: Ubuntu 14.04.3 LTS Release: 14.04 ** Affects: linux (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1596550 Title: Metadata corruption detected at xfs_attr3_leaf_write_verify+0xd7/0xf0 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1596550/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs