[root@localhost log]# journalctl --since=yesterday -f _TRANSPORT=kernel -p err
-- Logs begin at Thu 2013-07-25 16:17:00 CEST. --
Aug 23 00:35:02 localhost.localdomain kernel: Buffer I/O error on device sdb2, logical block 60850176
Aug 23 00:35:02 localhost.localdomain kernel: JBD2: Error -5 detected when updating journal superblock for sdb2-8.
Aug 23 00:35:02 localhost.localdomain kernel: Buffer I/O error on device dm-6, logical block 61014530
Aug 23 00:35:02 localhost.localdomain kernel: JBD2: Error -5 detected when updating journal superblock for dm-6-8.
Aug 23 00:35:03 localhost.localdomain kernel: Buffer I/O error on device dm-6, logical block 0
Aug 23 00:35:03 localhost.localdomain kernel: Buffer I/O error on device dm-6, logical block 488446144
Aug 23 00:35:03 localhost.localdomain kernel: Buffer I/O error on device dm-6, logical block 488446145
Aug 23 00:35:03 localhost.localdomain kernel: Buffer I/O error on device dm-6, logical block 488446146
Aug 23 00:35:03 localhost.localdomain kernel: Buffer I/O error on device dm-6, logical block 488446147
Aug 23 00:35:03 localhost.localdomain kernel: Buffer I/O error on device dm-6, logical block 488446144
Aug 23 00:35:03 localhost.localdomain kernel: Buffer I/O error on device dm-6, logical block 488446145
Aug 23 10:14:07 localhost.localdomain kernel: nouveau E[  PTHERM][0000:01:00.0] unhandled intr 0x000001c1
-- Reboot --
Aug 23 12:09:59 localhost.localdomain kernel: tsc: Fast TSC calibration failed
Aug 23 12:09:59 localhost.localdomain kernel: pciehp 0000:00:1c.3:pcie04: pci_hp_register failed with error -16
Aug 23 12:10:22 localhost.localdomain kernel: kvm: disabled by bios
Aug 23 12:10:22 localhost.localdomain kernel: kvm: disabled by bios
Aug 23 12:13:45 localhost.localdomain kernel: nouveau E[Xorg[753]] fail ttm_validate
Aug 23 12:13:45 localhost.localdomain kernel: nouveau E[Xorg[753]] validate vram_list
Aug 23 12:13:45 localhost.localdomain kernel: nouveau E[Xorg[753]] validate: -12
Aug 23 12:14:48 localhost.localdomain kernel: nouveau E[Xorg[753]] fail ttm_validate
Aug 23 12:14:48 localhost.localdomain kernel: nouveau E[Xorg[753]] validate vram_list
Aug 23 12:14:48 localhost.localdomain kernel: nouveau E[Xorg[753]] validate: -12
-- Reboot --
Aug 23 22:09:06 localhost.localdomain kernel: pciehp 0000:00:1c.3:pcie04: pci_hp_register failed with error -16
Aug 23 22:09:31 localhost.localdomain kernel: kvm: disabled by bios
Aug 23 22:09:31 localhost.localdomain kernel: kvm: disabled by bios
-- Reboot --
Aug 23 22:13:16 localhost.localdomain kernel: pciehp 0000:00:1c.3:pcie04: pci_hp_register failed with error -16
Aug 23 22:13:39 localhost.localdomain kernel: kvm: disabled by bios
Aug 23 22:13:39 localhost.localdomain kernel: kvm: disabled by bios
Aug 23 22:13:42 localhost.localdomain kernel: usb 1-3: unable to get BOS descriptor
-- Reboot --
Aug 23 22:30:55 localhost.localdomain kernel: pciehp 0000:00:1c.3:pcie04: pci_hp_register failed with error -16
Aug 23 22:31:18 localhost.localdomain kernel: kvm: disabled by bios
Aug 23 22:31:18 localhost.localdomain kernel: kvm: disabled by bios
Aug 24 12:16:23 localhost.localdomain kernel: nouveau E[  PTHERM][0000:01:00.0] unhandled intr 0x000001c1