[Aptitude-devel] Bug#806595: aptitude: Changelog download throws warning: "W: Can't drop privileges for downloading as file '/tmp/aptitude-root.15442:qGi6mn/aptitudeDownload6J+8J:+PsVGmTNm^.^::Lz:%.Hi55VKA' couldn't be accessed by user '_apt'. - pkgAcquire::Run (13: Permission denied)"

[Valentin Samir]

Idem getting same warning on debian stretch:
  * aptitude changelog

# aptitude changelog apt > /dev/null
W: Can't drop privileges for downloading as file 
'/tmp/aptitude-root.29350:HnwiPQ/aptitudeDownload6J+8J:+PsVGmTNm^.^::Lz:%.Hi55VKA' 
couldn't be accessed by user '_apt'. - pkgAcquire::Run (13: Permission
non accordée)

  * apt-get update

# apt-get update
[...]
Lecture des listes de paquets... Fait
W: Can't drop privileges for downloading as file 
'/var/lib/apt/lists/partial/httpredir.debian.org_debian_dists_jessie_InRelease' 
couldn't be accessed by user '_apt'. - pkgAcquire::Run (13: Permission 
non accordée)


  * update-pepperflashplugin-nonfree --install

# update-pepperflashplugin-nonfree --install
ERROR: failed to retrieve status information from google : W: Can't drop 
privileges for downloading as file 
'./var/lib/apt/lists/partial/dl.google.com_linux_chrome_deb_dists_stable_InRelease' 
couldn't be accessed by user '_apt'. - pkgAcquire::Run (13: Permission 
non accordée)
More information might be available at:
   http://wiki.debian.org/PepperFlashPlayer
root at nashi:/home/valentin# aptitude changelog apt > /dev/null
W: Can't drop privileges for downloading as file 
'/tmp/aptitude-root.29350:HnwiPQ/aptitudeDownload6J+8J:+PsVGmTNm^.^::Lz:%.Hi55VKA' 
couldn't be accessed by user '_apt'. - pkgAcquire::Run (13: Permission 
non accordée)


Permission on /var/lib/apt/lists/partial seems fine :
# ls -ld /var/lib/apt/lists/partial /var/cache/apt/archives/partial
drwx------ 2 _apt root  4096 déc.  14 16:12 
/var/cache/apt/archives/partial
drwx------ 2 _apt root 24576 déc.  14 15:00 /var/lib/apt/lists/partial