After today pacman -Syu, the box failed to startup, here are some log files after chroot
In fact during reboot, it said the systemd reboot service timeout failed, so i re-run pacman -Syu to make sure everything update and then reboot -f
messages.log
$this->bbcode_second_pass_code('', 'Mar 22 18:25:24 alarm kernel: systemd[1]: Found ordering cycle on sysinit.target/stop
Mar 22 18:25:24 alarm kernel: systemd[1]: Found dependency on systemd-tmpfiles-clean.service/start
Mar 22 18:25:24 alarm kernel: systemd[1]: Found dependency on systemd-tmpfiles-clean.timer/stop
Mar 22 18:25:24 alarm kernel: systemd[1]: Found dependency on sysinit.target/stop
Mar 22 18:25:24 alarm kernel: systemd[1]: Breaking ordering cycle by deleting job systemd-tmpfiles-clean.service/start
Mar 22 18:25:24 alarm kernel: systemd[1]: Found ordering cycle on sysinit.target/stop
Mar 22 18:25:24 alarm kernel: systemd[1]: Found dependency on systemd-tmpfiles-clean.service/start
Mar 22 18:25:24 alarm kernel: systemd[1]: Found dependency on systemd-tmpfiles-clean.timer/stop
Mar 22 18:25:24 alarm kernel: systemd[1]: Found dependency on sysinit.target/stop
Mar 22 18:25:24 alarm kernel: systemd[1]: Breaking ordering cycle by deleting job systemd-tmpfiles-clean.service/start
')
pacman.log
$this->bbcode_second_pass_code('', '[2014-03-22 13:18] [PACMAN] Running 'pacman -Syu'
[2014-03-22 13:18] [PACMAN] synchronizing package lists
[2014-03-22 13:18] [PACMAN] starting full system upgrade
[2014-03-22 13:20] [PACMAN] upgraded bash (4.2.045-5 -> 4.3-2)
[2014-03-22 13:20] [PACMAN] upgraded dhcpcd (6.3.1-2 -> 6.3.2-1)
[2014-03-22 13:20] [PACMAN] installed libutil-linux (2.24.1-3)
[2014-03-22 13:20] [PACMAN] upgraded e2fsprogs (1.42.9-1 -> 1.42.9-2)
[2014-03-22 13:20] [PACMAN] upgraded freetype2 (2.5.3-1 -> 2.5.3-2)
[2014-03-22 13:21] [PACMAN] upgraded git (1.9.0-1 -> 1.9.1-1)
[2014-03-22 13:21] [PACMAN] upgraded libedit (20130601_3.1-1 -> 20140213_3.1-1)
[2014-03-22 13:21] [PACMAN] upgraded libwbclient (4.1.5-1 -> 4.1.6-1)
[2014-03-22 13:21] [PACMAN] upgraded man-pages (3.62-1 -> 3.63-1)
[2014-03-22 13:21] [PACMAN] installed libsystemd (211-1)
[2014-03-22 13:21] [PACMAN] upgraded util-linux (2.24.1-1 -> 2.24.1-3)
[2014-03-22 13:21] [ALPM-SCRIPTLET] ==> Warning: setcap failed, falling back to setuid root on /usr/bin/systemd-detect-virt
[2014-03-22 13:22] [PACMAN] upgraded systemd (210-3 -> 211-1)
[2014-03-22 13:22] [PACMAN] upgraded mkinitcpio (16-2 -> 17-1)
[2014-03-22 13:22] [PACMAN] upgraded netctl (1.4-2 -> 1.6-1)
[2014-03-22 13:22] [PACMAN] upgraded openssh (6.5p1-2 -> 6.6p1-1)
[2014-03-22 13:22] [PACMAN] upgraded talloc (2.0.8-2 -> 2.1.0-1)
[2014-03-22 13:22] [PACMAN] upgraded tevent (0.9.19-1 -> 0.9.21-2)
[2014-03-22 13:22] [PACMAN] upgraded smbclient (4.1.5-1 -> 4.1.6-1)
[2014-03-22 13:22] [PACMAN] upgraded samba (4.1.5-1 -> 4.1.6-1)
[2014-03-22 13:22] [PACMAN] upgraded sudo (1.8.9.p5-1 -> 1.8.10.p2-1)
[2014-03-22 13:22] [PACMAN] upgraded systemd-sysvcompat (210-3 -> 211-1)
[2014-03-22 13:26] [PACMAN] Running 'pacman -S setcap'
[2014-03-22 18:26] [PACMAN] Running 'pacman -Syu'
[2014-03-22 18:26] [PACMAN] synchronizing package lists
[2014-03-22 18:26] [PACMAN] starting full system upgrade
[2014-03-22 18:50] [PACMAN] Running 'pacman -Syu'
[2014-03-22 18:50] [PACMAN] synchronizing package lists
[2014-03-22 18:50] [PACMAN] Running 'pacman -Syu'
[2014-03-22 18:50] [PACMAN] synchronizing package lists
[2014-03-22 18:50] [PACMAN] starting full system upgrade
')