Opensmtpd crashs because of a segfault in libasr-1.0.0. This happens if a tun device is up only (e.g. by openvpn). Log: smtpd[8153]: segfault at 0 ip 00007f49c7f0189b sp 00007fffafe717e0 error 4 in libasr.so.0.0.0[7f49c7efb000+d000] libasr-1.0.0 is in portage. Temporarily solution: uninstall/mask package libasr, install libasr-1.0.1 by hand and rebuild opensmtpd. libasr-1.0.1 is working. Portage should be upgraded to the new version 1.0.1.
+*libasr-1.0.1.201505061057 (27 May 2015) +*libasr-1.0.1 (27 May 2015) + + 27 May 2015; Jason A. Donenfeld <zx2c4@gentoo.org> + +libasr-1.0.1.201505061057.ebuild, +libasr-1.0.1.ebuild, -libasr-1.0.0.ebuild: + Version bump +