In our situation home folders are mounted using autofs using NFS v4, Kerberos is NOT in use.
root@jammy:~# lsb_release -rd Description: Ubuntu 22.04 LTS Release: 22.04 root@jammy:~# dpkg -l chromium-browser --snip-- ii chromium-browser 1:85.0.4183.83-0ubuntu2 amd64 Transitional package - chromium-browser ->> root@jammy:~# snap list |grep chromium chromium 101.0.4951.64 1993 latest/stable canonical* - Running chromium as user with NFS home folder at /staff/me: me@jammy:~$ chromium cannot open path of the current working directory: Permission denied /var/log/syslog: May 12 12:10:31 jammy systemd[15457]: Started snap.chromium.chromium.41586725-30fd-464e-9987-08936a8991eb.scope. May 12 12:10:31 jammy kernel: [ 1496.959498] nfs: RPC call returned error 13 May 12 12:10:31 jammy kernel: [ 1496.959659] audit: type=1400 audit(1652375431.246:78): apparmor="DENIED" operation="sendmsg" profile="/usr/lib/snapd/snap-confine" pid=56203 comm="snap-confine" laddr=qq.ww.ee.rr lport=964 faddr=zz.xx.cc.vv fport=2049 family="inet" sock_type="stream" protocol=6 requested_mask="send" denied_mask="send" root@jammy:~# cat /etc/apparmor.d/tunables/home.d/ubuntu # This file is auto-generated. It is recommended you update it using: # $ sudo dpkg-reconfigure apparmor # # The following is a space-separated list of where additional user home # directories are stored, each must have a trailing '/'. Directories added # here are appended to @{HOMEDIRS}. See tunables/home for details. @{HOMEDIRS}+=/staff/ /fac/ /grad/ /visitor/ root@jammy:~# cat /etc/auto.staff * -rw,nosuid nfshome.SSSSS.edu:/nfshome/staff/& -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to firefox in Ubuntu. https://bugs.launchpad.net/bugs/1884299 Title: Chromium snap won't run with nfs home drive Status in firefox package in Ubuntu: Confirmed Status in snapd package in Ubuntu: Confirmed Bug description: My physical computer lab uses AutoFS home drives (per https://help.ubuntu.com/community/Autofs#Wildcard_characters). If any user tries to run chromium browser, it fails. I assume it is related to these: https://bugs.launchpad.net/ubuntu/+source/snapd/+bug/1662552 But that says a fix was released, but seems toi only work for NFS home drives https://bugs.launchpad.net/ubuntu/+source/snapd/+bug/1782873 That ones is reported as a dupe but it's not, AutoFS home drives still don't work. $ chromium -v cannot create user data directory: /home/test.student2/snap/chromium/1193: Stale file handle $ tail -f /var/log/syslog Jun 19 11:21:09 tbl-h10-4 kernel: [18949.188657] nfs: RPC call returned error 13 Jun 19 11:21:09 tbl-h10-4 kernel: [18949.188666] nfs: RPC call returned error 13 Jun 19 11:21:09 tbl-h10-4 kernel: [18949.188695] audit: type=1400 audit(1592590869.460:59): apparmor="DENIED" operation="sendmsg" profile="/snap/snapd/8140/usr/lib/snapd/snap-confine" pid=12884 comm="snap-confine" laddr=192.168.43.216 lport=766 faddr=192.168.43.4 fport=2049 family="inet" sock_type="stream" protocol=6 requested_mask="send" denied_mask="send" Jun 19 11:21:09 tbl-h10-4 kernel: [18949.188697] audit: type=1400 audit(1592590869.460:60): apparmor="DENIED" operation="sendmsg" profile="/snap/snapd/8140/usr/lib/snapd/snap-confine" pid=12884 comm="snap-confine" laddr=192.168.43.216 lport=766 faddr=192.168.43.4 fport=2049 family="inet" sock_type="stream" protocol=6 requested_mask="send" denied_mask="send" $ lsb_release -rd Description: Ubuntu 20.04 LTS $ apt policy chromium-browser chromium-browser: Installed: 81.0.4044.129-0ubuntu0.20.04.1 Candidate: 81.0.4044.129-0ubuntu0.20.04.1 Version table: *** 81.0.4044.129-0ubuntu0.20.04.1 500 500 http://ca.archive.ubuntu.com/ubuntu focal-updates/universe amd64 Packages 100 /var/lib/dpkg/status 80.0.3987.163-0ubuntu1 500 500 http://ca.archive.ubuntu.com/ubuntu focal/universe amd64 Packages To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/firefox/+bug/1884299/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp