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From: Andreas Fink <finkandreas@web.de>
To: gentoo-user@lists.gentoo.org
Subject: [gentoo-user] WARNING: Do not update your system on ~amd64
Date: Wed, 17 Jun 2020 07:34:41 +0200	[thread overview]
Message-ID: <1N9cHX-1iqyZS0VpV-015TL9@smtp.web.de> (raw)

Hello,
I've noticed a problem with the current PAM update to
sys-libs/pam-1.4.0.
The update adds passwdqc USE to sys-auth/pambase, which pulls in
sys-auth/passwdqc. However sys-auth/passwdqc fails to build on my
system, and leaves me with an installed sys-libs/pam-1.4.0 which is
broken and does not allow any new login.
The end result is that sys-libs/pam-1.4.0 was successfully merged but
sys-auth/pambase will not be merged, due to a build failure in passwdqc.
Disabling the USE flag passwdqc for pambase allows an update to pambase
too, and logins work again.
This is a warning to anyone out there who updates daily and runs an
~amd64.

One system that I updated and restarted, I cannot login to it anymore
(or ssh into it). Another system that I updated and currently am
writing from, I'm still logged in after the broken update. and I can
see the following error message (before disabling the USE flag passwdqc
for the package pambase):
PAM unable to dlopen(/lib64/security/pam_cracklib.so): /lib64/security/pam_cracklib.so: cannot open shared object file: No such file or directory
PAM adding faulty module: /lib64/security/pam_cracklib.so

After doing a
USE=-passwdqc emerge -a1 pambase
the error messages disappear from the system logs and I am able to
login to my machine again. However if you reboot with the broken state
you will have a hard time updating it, since you cannot login to your
machine anymore and need a chroot from a live system.

The bug report for passwdqc is here:
https://bugs.gentoo.org/728528

Cheers
Andreas


             reply	other threads:[~2020-06-17  5:59 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-06-17  5:34 Andreas Fink [this message]
2020-06-17  8:29 ` [gentoo-user] WARNING: Do not update your system on ~amd64 Neil Bothwick
2020-06-17  8:51   ` Peter Humphrey
2020-06-17  9:03     ` Andreas Fink
2020-06-17  9:38       ` Neil Bothwick
2020-06-19  9:55         ` Peter Humphrey
2020-06-19 10:49           ` Neil Bothwick
2020-06-19 12:31             ` Arve Barsnes
2020-06-19 15:43               ` [gentoo-user] " Nikos Chantziaras
2020-06-20 21:41                 ` Viktar Patotski
2020-06-21 13:08                   ` Nikos Chantziaras
2020-06-19 12:52 ` [gentoo-user] " Rich Freeman

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