[Bug 1774809] [NEW] man shows no output

[Torsten Ziegler]

Public bug reported:

seems like https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=889608
that should be fixed in man-db 2.8.2

I am running ubuntu 18.04 mate fresh install, man-db is Version 2.8.3
Problem: man shows no output
apparmor shows: 
audit: type=1400 audit(1527964154.398:74): apparmor="DENIED" operation="exec" info="profile not found" error=-13 profile="/usr/bin/man" name="/usr/bin/preconv" pid=22687 comm="man" requested_mask="x" denied_mask="x" fsuid=1000 ouid=0

man -debug man shows:
.....
ult_src: File /usr/share/man/de/man1/man.1.gz in mantree /usr/share/man/de
loading seccomp filter (permissive: 0)
found ultimate source file /usr/share/man/de/man1/man.1.gz
found lang dir element de
converted /usr/share/man/de/man1/man.1.gz to /usr/share/man/de/cat1/man.1.gz
is_changed: a=/usr/share/man/de/man1/man.1.gz, b=/usr/share/man/de/cat1/man.1.gz (-2)
converted /var/cache/man/de/cat1/man.1.gz to /var/cache/man/de/cat1/man.1.gz
will try cat file /var/cache/man/de/cat1/man.1.gz
found lang dir element de
Macro language de; hyphenation language de
loading seccomp filter (permissive: 0)
pre-processors `t' from file
page_encoding = ISO-8859-1
source_encoding = ISO-8859-1
locale_charset = UTF-8
roff_device (locale) = utf8
roff_encoding = ISO-8859-1
output_encoding = UTF-8
less_charset = utf-8
Terminal width 126
Terminal width 126 not within cat page range [80, 80]
Using 122-character lines
formatted_encoding = UTF-8
format: 1, save_cat: 0, found: 1
add_output_iconv: source UTF-8, target UTF-8
Setting LESS to -ix8RmPm Manual page man(1) ?ltline %lt?L/%L.:byte %bB?s/%s..?e (END):?pB %pB\%.. (press h for help or q to quit)$PM Manual page man(1) ?ltline %lt?L/%L.:byte %bB?s/%s..?e (END):?pB %pB\%.. (press h for help or q to quit)$
Setting MAN_PN to man(1)
++priv_drop_count = 1
man: Befehl mit Exit-Status 4 beendet: (cd /usr/share/man/de && /usr/lib/man-db/zsoelim) | (cd /usr/share/man/de && /usr/lib/man-db/manconv -f UTF-8:ISO-8859-1 -t UTF-8//IGNORE) | (cd /usr/share/man/de && preconv -e UTF-8) | (cd /usr/share/man/de && tbl) | (cd /usr/share/man/de && nroff -mandoc -rLL=122n -rLT=122n -Tutf8)

ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: man-db 2.8.3-2
Uname: Linux 4.9.99-040999-lowlatency x86_64
NonfreeKernelModules: iscsit vtldev vtlcore nvidia_modeset nvidia
ApportVersion: 2.20.9-0ubuntu7.1
Architecture: amd64
CurrentDesktop: MATE
Date: Sat Jun  2 20:31:28 2018
InstallationDate: Installed on 2018-05-08 (25 days ago)
InstallationMedia: Ubuntu-MATE 18.04 LTS "Bionic Beaver" - Beta amd64 (20180404)
SourcePackage: man-db
UpgradeStatus: No upgrade log present (probably fresh install)

** Affects: man-db (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug bionic

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https://bugs.launchpad.net/bugs/1774809

Title:
  man shows no output

Status in man-db package in Ubuntu:
  New

Bug description:
  seems like https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=889608
  that should be fixed in man-db 2.8.2

  I am running ubuntu 18.04 mate fresh install, man-db is Version 2.8.3
  Problem: man shows no output
  apparmor shows: 
  audit: type=1400 audit(1527964154.398:74): apparmor="DENIED" operation="exec" info="profile not found" error=-13 profile="/usr/bin/man" name="/usr/bin/preconv" pid=22687 comm="man" requested_mask="x" denied_mask="x" fsuid=1000 ouid=0

  man -debug man shows:
  .....
  ult_src: File /usr/share/man/de/man1/man.1.gz in mantree /usr/share/man/de
  loading seccomp filter (permissive: 0)
  found ultimate source file /usr/share/man/de/man1/man.1.gz
  found lang dir element de
  converted /usr/share/man/de/man1/man.1.gz to /usr/share/man/de/cat1/man.1.gz
  is_changed: a=/usr/share/man/de/man1/man.1.gz, b=/usr/share/man/de/cat1/man.1.gz (-2)
  converted /var/cache/man/de/cat1/man.1.gz to /var/cache/man/de/cat1/man.1.gz
  will try cat file /var/cache/man/de/cat1/man.1.gz
  found lang dir element de
  Macro language de; hyphenation language de
  loading seccomp filter (permissive: 0)
  pre-processors `t' from file
  page_encoding = ISO-8859-1
  source_encoding = ISO-8859-1
  locale_charset = UTF-8
  roff_device (locale) = utf8
  roff_encoding = ISO-8859-1
  output_encoding = UTF-8
  less_charset = utf-8
  Terminal width 126
  Terminal width 126 not within cat page range [80, 80]
  Using 122-character lines
  formatted_encoding = UTF-8
  format: 1, save_cat: 0, found: 1
  add_output_iconv: source UTF-8, target UTF-8
  Setting LESS to -ix8RmPm Manual page man(1) ?ltline %lt?L/%L.:byte %bB?s/%s..?e (END):?pB %pB\%.. (press h for help or q to quit)$PM Manual page man(1) ?ltline %lt?L/%L.:byte %bB?s/%s..?e (END):?pB %pB\%.. (press h for help or q to quit)$
  Setting MAN_PN to man(1)
  ++priv_drop_count = 1
  man: Befehl mit Exit-Status 4 beendet: (cd /usr/share/man/de && /usr/lib/man-db/zsoelim) | (cd /usr/share/man/de && /usr/lib/man-db/manconv -f UTF-8:ISO-8859-1 -t UTF-8//IGNORE) | (cd /usr/share/man/de && preconv -e UTF-8) | (cd /usr/share/man/de && tbl) | (cd /usr/share/man/de && nroff -mandoc -rLL=122n -rLT=122n -Tutf8)

  ProblemType: Bug
  DistroRelease: Ubuntu 18.04
  Package: man-db 2.8.3-2
  Uname: Linux 4.9.99-040999-lowlatency x86_64
  NonfreeKernelModules: iscsit vtldev vtlcore nvidia_modeset nvidia
  ApportVersion: 2.20.9-0ubuntu7.1
  Architecture: amd64
  CurrentDesktop: MATE
  Date: Sat Jun  2 20:31:28 2018
  InstallationDate: Installed on 2018-05-08 (25 days ago)
  InstallationMedia: Ubuntu-MATE 18.04 LTS "Bionic Beaver" - Beta amd64 (20180404)
  SourcePackage: man-db
  UpgradeStatus: No upgrade log present (probably fresh install)

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