Some additional info. I enabled sudo debugging by creating /etc/sudo.conf containing:
Debug sudo /var/log/sudo-debug all@info Debug sudoers /var/log/sudoers-debug all@info With the newer (non-functioning) sudo, /var/log/sudo-debug contains: May 3 18:55:50 sudo[8003] comparing dev 34817 to /dev/pts/1: match! @ sudo_ttyname_dev() /build/sudo-40pSZP/sudo-1.8.16/src/ttyname.c:336 May 3 18:55:50 sudo[8003] settings: run_shell=true May 3 18:55:50 sudo[8003] settings: progname=sudo May 3 18:55:50 sudo[8003] settings: network_addrs=10.0.0.230/255.255.255.0 xxxx:xxxx:xxxx:xxxx::230/ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff fe80::1:xxxx:xxxx:xxxx/ffff:ffff:ffff:ffff:: May 3 18:55:50 sudo[8003] settings: plugin_dir=/usr/lib/sudo/ May 3 18:55:51 sudo[8003] policy plugin returns 0 With the older (working) sudo, /var/log/sudo-debug contains: May 3 19:00:19 sudo[8746] comparing dev 34817 to /dev/pts/1: match! @ sudo_ttyname_dev() /build/sudo-g3ghsu/sudo-1.8.16/src/ttyname.c:336 May 3 19:00:19 sudo[8746] settings: run_shell=true May 3 19:00:19 sudo[8746] settings: progname=sudo May 3 19:00:19 sudo[8746] settings: network_addrs=10.0.0.230/255.255.255.0 xxxx:xxxx:xxxx:xxxx::230/ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff fe80::1:xxxx:xxxx:xxxx/ffff:ffff:ffff:ffff:: May 3 19:00:19 sudo[8746] settings: plugin_dir=/usr/lib/sudo/ May 3 19:00:22 sudo[8746] policy plugin returns 1 May 3 19:00:22 sudo[8746] settings: run_shell=true May 3 19:00:22 sudo[8746] settings: progname=sudo May 3 19:00:22 sudo[8746] settings: network_addrs=10.0.0.230/255.255.255.0 xxxx:xxxx:xxxx:xxxx::230/ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff fe80::1:xxxx:xxxx:xxxx/ffff:ffff:ffff:ffff:: May 3 19:00:22 sudo[8746] settings: plugin_dir=/usr/lib/sudo/ May 3 19:00:22 sudo[8746] command info from plugin: May 3 19:00:22 sudo[8746] 0: command=/bin/bash May 3 19:00:22 sudo[8746] 1: runas_uid=0 May 3 19:00:22 sudo[8746] 2: runas_gid=0 May 3 19:00:22 sudo[8746] 3: runas_groups=0 May 3 19:00:22 sudo[8746] 4: closefrom=3 May 3 19:00:22 sudo[8746] 5: set_utmp=true May 3 19:00:22 sudo[8746] 6: umask=022 May 3 19:00:22 sudo[8746] executed /bin/bash, pid 8754 May 3 19:00:22 sudo[8746] sudo_ev_add_v1: adding event 0x55e83b06c630 to base 0x55e83b07ea40 May 3 19:00:22 sudo[8746] sudo_ev_add_v1: adding event 0x55e83b078180 to base 0x55e83b07ea40 May 3 19:00:22 sudo[8746] signal pipe fd 10 May 3 19:00:22 sudo[8746] backchannel fd 5 May 3 19:00:22 sudo[8754] exec /bin/bash [/bin/bash] May 3 19:00:22 sudo[8746] sudo_ev_scan_impl: 1 fds ready May 3 19:00:22 sudo[8746] failed to read child status: EOF May 3 19:00:22 sudo[8746] sudo_ev_del_v1: removing event 0x55e83b078180 from base 0x55e83b07ea40 (/var/log/sudoers-debug is not created in either case) Note "policy plugin returns 0" in the first case. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1688034 Title: 1.8.16-0ubuntu1.3 update breaks sudo with freeipa-client / sssd To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/sudo/+bug/1688034/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
