Version-Release number of selected component:
dnf-1.1.6-1.fc23

Additional info:
reporter:       libreport-2.6.4
cmdline:        /usr/bin/python3 /usr/bin/dnf -y update
executable:     /usr/bin/dnf
kernel:         4.3.4-300.fc23.x86_64
runlevel:       N 5
type:           Python3
uid:            0

Truncated backtrace:
output.py:2181:_out_progress:OSError: [Errno 5] Input/output error

Traceback (most recent call last):
  File "/usr/lib/python3.4/site-packages/dnf/yum/rpmtrans.py", line 415, in callback
    self._instProgress( bytes, total, h )
  File "/usr/lib/python3.4/site-packages/dnf/yum/rpmtrans.py", line 493, in _instProgress
    self.total_actions)
  File "/usr/lib/python3.4/site-packages/dnf/cli/output.py", line 2157, in progress
    percent, process, pkgname, wid1)
  File "/usr/lib/python3.4/site-packages/dnf/cli/output.py", line 2181, in _out_progress
    sys.stdout.flush()
OSError: [Errno 5] Input/output error

Local variables in innermost frame:
fmt: '  %s: %s     1/106'
wid2: 59
wid1: 6
self: <dnf.cli.output.CliTransactionDisplay object at 0x7f16b93da550>
process: '升級中'
percent: 100
pkgname: 'systemd-libs-222-14.fc23.x86_64'
ts_done: 1
ti_done: 1599844
ts_total: 106
ti_total: 1599844
msg: '  升級中: systemd-libs-222-14.fc23.x86_64                                 1/106'