Ecryptfs error in syslog

[lix]

Jul 8 12:55:38 foobar kernel: [50820.501116] ecryptfs_decrypt_page: Error attempting to read lower page; rc = [-4]
Jul 8 12:55:38 foobar kernel: [50820.501124] ecryptfs_readpage: Error decrypting page; rc = [-4]

ProblemType: Bug
DistroRelease: Ubuntu 12.04
Package: ecryptfs-utils 96-0ubuntu3
ProcVersionSignature: Ubuntu 3.2.0-26.41-generic 3.2.19
Uname: Linux 3.2.0-26-generic x86_64
ApportVersion: 2.0.1-0ubuntu11
Architecture: amd64
Date: Sun Jul 8 14:26:27 2012
EcryptfsInUse: Yes
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Beta amd64 (20120301)
ProcEnviron:
 TERM=xterm
 PATH=(custom, no user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SourcePackage: ecryptfs-utils
UpgradeStatus: No upgrade log present (probably fresh install)

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.

[vin (vinifera)]

This bug also affects me with Ubuntu 12.10.

 ecryptfs_decrypt_page: Error attempting to read lower page; rc = [-4]
ecryptfs_readpage: Error decrypting page; rc = [-4]

[Tyler Hicks (tyhicks)]

There is no real bug here other than eCryptfs logging being too verbose. Returning -EINTR (-4) is a valid return code from read(2).