That sounds as a hardware glitch. If you haven't already, can you please try:
sudo apt install --reinstall ibus-data and let us know if it helps. ** Changed in: ibus (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to ibus in Ubuntu. https://bugs.launchpad.net/bugs/1888092 Title: package ibus-data 1.5.22-2ubuntu2 failed to install/upgrade: unable to make backup link of './usr/share/ibus/dicts/emoji-af.dict' before installing new version: Input/output error Status in ibus package in Ubuntu: Incomplete Bug description: I have problems while install ubuntu 20.04 ProblemType: Package DistroRelease: Ubuntu 20.04 Package: ibus-data 1.5.22-2ubuntu2 ProcVersionSignature: Ubuntu 5.4.0-26.30-generic 5.4.30 Uname: Linux 5.4.0-26-generic x86_64 NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair ApportVersion: 2.20.11-0ubuntu27 Architecture: amd64 CasperMD5CheckResult: skip Date: Sat Jul 18 22:43:47 2020 DuplicateSignature: package:ibus-data:1.5.22-2ubuntu2 Unpacking ibus-data (1.5.22-2ubuntu2.1) over (1.5.22-2ubuntu2) ... dpkg: error processing archive /tmp/apt-dpkg-install-W4DEHL/31-ibus-data_1.5.22-2ubuntu2.1_all.deb (--unpack): unable to make backup link of './usr/share/ibus/dicts/emoji-af.dict' before installing new version: Input/output error ErrorMessage: unable to make backup link of './usr/share/ibus/dicts/emoji-af.dict' before installing new version: Input/output error PackageArchitecture: all Python3Details: /usr/bin/python3.8, Python 3.8.2, python3-minimal, 3.8.2-0ubuntu2 PythonDetails: N/A RelatedPackageVersions: dpkg 1.19.7ubuntu3 apt 2.0.2ubuntu0.1 SourcePackage: ibus Title: package ibus-data 1.5.22-2ubuntu2 failed to install/upgrade: unable to make backup link of './usr/share/ibus/dicts/emoji-af.dict' before installing new version: Input/output error UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ibus/+bug/1888092/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp