[Bug 1868706] Re: Snapd postinst script hangs

[Launchpad Bug Tracker]

Status changed to 'Confirmed' because the bug affects multiple users.

** Changed in: dpkg (Ubuntu)
       Status: New => Confirmed

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https://bugs.launchpad.net/bugs/1868706

Title:
  Snapd postinst script hangs

Status in snapd:
  Triaged
Status in dpkg package in Ubuntu:
  Confirmed
Status in systemd package in Ubuntu:
  Confirmed

Bug description:
  On a machine which has been tracking upgrades for a while, I am unable
  to install new versions of snapd. The install process stalls
  indefinitely. Processes running suggest this is a hang in the
  postinst:

  ~$ ps ax | grep dpkg
     2388 pts/1    Ss+    0:00 /usr/bin/dpkg --status-fd 25 --configure --pending
     2389 pts/1    S+     0:00 /bin/sh /var/lib/dpkg/info/snapd.postinst configure 2.43.3+git1.8109f8
     2875 pts/2    S+     0:00 grep --color=auto dpkg

  ~$ pstree 2388
  dpkg───snapd.postinst───systemctl───systemd-tty-ask

  ~$ ps ax | grep snapd
      732 ?        Ssl    0:00 /usr/lib/snapd/snapd
     2389 pts/1    S+     0:00 /bin/sh /var/lib/dpkg/info/snapd.postinst configure 2.43.3+git1.8109f8
     2452 pts/1    S+     0:00 /bin/systemctl start snapd.autoimport.service snapd.core-fixup.service snapd.recovery-chooser-trigger.service snapd.seeded.service snapd.service snapd.snap-repair.timer snapd.socket snapd.system-shutdown.service
     2880 pts/2    S+     0:00 grep --color=auto snapd

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