knotify4 eats all RAM

VIRT: 6965m
RES: 6.1g
%CPU: 93
%MEM: 80.2
TIME: 319:29.22

$ lsb_release -rd
Description: Ubuntu 11.10
Release: 11.10

$ apt-cache policy kde-runtime
kde-runtime:
  Installed: 4:4.7.3-0ubuntu0.1
  Candidate: 4:4.7.3-0ubuntu0.1
  Version table:
 *** 4:4.7.3-0ubuntu0.1 0
        500 http://ua.archive.ubuntu.com/ubuntu/ oneiric-updates/main amd64 Packages
        100 /var/lib/dpkg/status
     4:4.7.1-0ubuntu5 0
        500 http://ua.archive.ubuntu.com/ubuntu/ oneiric/main amd64 Packages

ProblemType: Bug
DistroRelease: Ubuntu 11.10
Package: kde-runtime 4:4.7.3-0ubuntu0.1
ProcVersionSignature: Ubuntu 3.0.0-14.23-server 3.0.9
Uname: Linux 3.0.0-14-server x86_64
NonfreeKernelModules: fglrx
ApportVersion: 1.23-0ubuntu4
Architecture: amd64
Date: Wed Dec 21 22:23:58 2011
ExecutablePath: /usr/bin/knotify4
ProcEnviron:
 SHELL=/bin/bash
 LANGUAGE=ru_RU:ru
 LANG=ru_RU.UTF-8
SourcePackage: kde-runtime
UpgradeStatus: Upgraded to oneiric on 2011-08-21 (121 days ago)