package apt 1.2.10ubuntu1 failed to install/upgrade: unable t o stat './etc/kernel' (which I was about to install): Input/output error

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................................ERROR: hook /usr/share/apport/general-hooks/ubuntu.py crashed:
Traceback (most recent call last):
  File "/usr/lib/python3/dist-packages/apport/report.py", line 218, in _run_hook
    symb['add_info'](report, ui)
  File "/usr/share/apport/general-hooks/ubuntu.py", line 66, in add_info
    check_attachment_for_errors(report, attachment)
  File "/usr/share/apport/general-hooks/ubuntu.py", line 170, in check_attachment_for_errors
    trim_dpkg_log(report)
  File "/usr/share/apport/general-hooks/ubuntu.py", line 468, in trim_dpkg_log
    report['DpkgTerminalLog'] = '\n'.join([str(line.encode('utf-8')) for line in lines])
  File "/usr/share/apport/general-hooks/ubuntu.py", line 468, in <listcomp>
    report['DpkgTerminalLog'] = '\n'.join([str(line.encode('utf-8')) for line in lines])
AttributeError: 'bytes' object has no attribute 'encode'
...

ProblemType: Package
DistroRelease: Ubuntu 18.04
Package: apt 1.2.10ubuntu1
Uname: Linux 4.1.19-v7+ armv7l
ApportVersion: 2.20.1-0ubuntu2
Architecture: armhf
Date: Tue Sep 29 21:03:38 2020
ErrorMessage: unable to stat './etc/kernel' (which I was about to install): Input/output error
RelatedPackageVersions:
 dpkg 1.19.0.5ubuntu2.3
 apt 1.2.10ubuntu1
SourcePackage: apt
Title: package apt 1.2.10ubuntu1 failed to install/upgrade: unable to stat './etc/kernel' (which I was about to install): Input/output error
UpgradeStatus: Upgraded to bionic on 2020-09-29 (0 days ago)