Looks like this is fixed at least in 16.04 via: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1607404
The change in the kernel was: https://github.com/torvalds/linux/commit/30402c8949934fbaca07d9c20074d0d7a5a8385f In the release notes in #1607404 the following are listed, which seem to match the fix: - vfs: add d_real_inode() helper - af_unix: fix hard linked sockets on overlay -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1214500 Title: consistent failure with overlayfs and unix sockets To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1214500/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
