I noticed that pam 1.6.1-2 breaks sudo. Every time I tried to enter my password with a sudo command, it tells me my password is incorrect. Of course, it is not.Similar to what was requested in the forum thread,⁽¹⁾ please provide the output of `pacman -Qii sudo pambase`. 1.6.1-2 works here. Cheers
____ ⁽¹⁾ https://bbs.archlinux.org/viewtopic.php?id=294814