[   11.636824] r8169 0000:02:00.0 eth0: link down
[   11.636857] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[   11.650626] iwlwifi 0000:03:00.0: L1 Enabled - LTR Disabled
[   11.658345] iwlwifi 0000:03:00.0: Radio type=0x2-0x0-0x0
[   11.808839] bbswitch: module verification failed: signature and/or  required key missing - tainting kernel
[   11.809095] bbswitch: version 0.7
[   11.809100] bbswitch: Found integrated VGA device 0000:00:02.0: \_SB_.PCI0.GFX0
[   11.809104] bbswitch: Found discrete VGA device 0000:01:00.0: \_SB_.PCI0.PEG0.PEGP
[   11.809113] ACPI Warning: \_SB_.PCI0.PEG0.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20140926/nsarguments-95)
[   11.809209] bbswitch: detected an Optimus _DSM function
[   11.809219] pci 0000:01:00.0: enabling device (0006 -> 0007)
[   11.809248] bbswitch: Succesfully loaded. Discrete card 0000:01:00.0 is on
[   11.811971] bbswitch: disabling discrete graphics
[   11.811986] ACPI Warning: \_SB_.PCI0.PEG0.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20140926/nsarguments-95)
[   11.901369] iwlwifi 0000:03:00.0: L1 Enabled - LTR Disabled
[   11.909084] iwlwifi 0000:03:00.0: Radio type=0x2-0x0-0x0
[   11.993447] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[   11.995530] systemd-logind[1399]: Failed to start unit user@112.service: Unknown unit: user@112.service
[   11.995538] systemd-logind[1399]: Failed to start user service: Unknown unit: user@112.service
[   11.998795] systemd-logind[1399]: New session c1 of user lightdm.
[   11.998818] systemd-logind[1399]: Linked /tmp/.X11-unix/X0 to /run/user/112/X11-display.
[   12.121560] vboxdrv: Found 8 processor cores.
[   12.121879] vboxdrv: fAsync=0 offMin=0xce offMax=0x28f4
[   12.121996] vboxdrv: TSC mode is 'synchronous', kernel timer mode is 'normal'.
[   12.121999] vboxdrv: Successfully loaded version 4.3.20 (interface 0x001a0008).
[   12.345403] vboxpci: IOMMU not found (not registered)
[   14.134642] ax88179_178a 2-1.4:1.0 eth1: ax88179 - Link status is: 1
[   14.140324] IPv6: ADDRCONF(NETDEV_CHANGE): eth1: link becomes ready
[   18.570632] systemd-logind[1399]: Failed to start unit user@1000.service: Unknown unit: user@1000.service
[   18.570640] systemd-logind[1399]: Failed to start user service: Unknown unit: user@1000.service
[   18.573819] systemd-logind[1399]: New session c2 of user richter.
[   18.573834] systemd-logind[1399]: Linked /tmp/.X11-unix/X0 to /run/user/1000/X11-display.
[   19.955426] BTRFS info (device sdb1): disk space caching is enabled
[   36.047163] sr 2:0:0:0: [sr0]  
[   36.047168] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[   36.047170] sr 2:0:0:0: [sr0]  
[   36.047172] Sense Key : Illegal Request [current] 
[   36.047175] Info fld=0x0
[   36.047177] sr 2:0:0:0: [sr0]  
[   36.047180] Add. Sense: Illegal mode for this track
[   36.047182] sr 2:0:0:0: [sr0] CDB: 
[   36.047184] Read(10): 28 00 00 00 00 00 00 00 02 00
[   36.047191] blk_update_request: I/O error, dev sr0, sector 0
[   36.055213] sr 2:0:0:0: [sr0]  
[   36.055217] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[   36.055220] sr 2:0:0:0: [sr0]  
[   36.055221] Sense Key : Illegal Request [current] 
[   36.055225] Info fld=0x0
[   36.055227] sr 2:0:0:0: [sr0]  
[   36.055230] Add. Sense: Illegal mode for this track
[   36.055232] sr 2:0:0:0: [sr0] CDB: 
[   36.055233] Read(10): 28 00 00 00 00 00 00 00 01 00
[   36.055240] blk_update_request: I/O error, dev sr0, sector 0
[   36.055243] Buffer I/O error on dev sr0, logical block 0, async page read
[   36.063180] sr 2:0:0:0: [sr0]  
[   36.063187] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[   36.063189] sr 2:0:0:0: [sr0]  
[   36.063191] Sense Key : Illegal Request [current] 
[   36.063193] Info fld=0x1
[   36.063195] sr 2:0:0:0: [sr0]  
[   36.063198] Add. Sense: Illegal mode for this track
[   36.063200] sr 2:0:0:0: [sr0] CDB: 
[   36.063201] Read(10): 28 00 00 00 00 01 00 00 01 00
[   36.063208] blk_update_request: I/O error, dev sr0, sector 4
[   36.063211] Buffer I/O error on dev sr0, logical block 1, async page read
[   41.004457] audit_printk_skb: 48 callbacks suppressed
[   41.004460] audit: type=1400 audit(1422396056.099:34): apparmor="STATUS" operation="profile_replace" name="/usr/lib/cups/backend/cups-pdf" pid=3519 comm="apparmor_parser"
[   41.004465] audit: type=1400 audit(1422396056.099:35): apparmor="STATUS" operation="profile_replace" name="/usr/sbin/cupsd" pid=3519 comm="apparmor_parser"
[   41.026705] audit: type=1400 audit(1422396056.123:36): apparmor="STATUS" operation="profile_replace" name="third_party" pid=3519 comm="apparmor_parser"
[   42.080527] sr 2:0:0:0: [sr0]  
[   42.080530] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[   42.080531] sr 2:0:0:0: [sr0]  
[   42.080532] Sense Key : Illegal Request [current] 
[   42.080535] Info fld=0x0
[   42.080536] sr 2:0:0:0: [sr0]  
[   42.080538] Add. Sense: Illegal mode for this track
[   42.080539] sr 2:0:0:0: [sr0] CDB: 
[   42.080540] Read(10): 28 00 00 00 00 00 00 00 01 00
[   42.080545] blk_update_request: I/O error, dev sr0, sector 0
[   42.080547] Buffer I/O error on dev sr0, logical block 0, async page read
[   42.088565] sr 2:0:0:0: [sr0]  
[   42.088569] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[   42.088570] sr 2:0:0:0: [sr0]  
[   42.088571] Sense Key : Illegal Request [current] 
[   42.088574] Info fld=0x1
[   42.088575] sr 2:0:0:0: [sr0]  
[   42.088577] Add. Sense: Illegal mode for this track
[   42.088579] sr 2:0:0:0: [sr0] CDB: 
[   42.088580] Read(10): 28 00 00 00 00 01 00 00 01 00
[   42.088585] blk_update_request: I/O error, dev sr0, sector 4
[   42.088588] Buffer I/O error on dev sr0, logical block 1, async page read
[   42.200773] sr 2:0:0:0: [sr0]  
[   42.200781] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[   42.200784] sr 2:0:0:0: [sr0]  
[   42.200787] Sense Key : Illegal Request [current] 
[   42.200792] Info fld=0x0
[   42.200794] sr 2:0:0:0: [sr0]  
[   42.200799] Add. Sense: Illegal mode for this track
[   42.200802] sr 2:0:0:0: [sr0] CDB: 
[   42.200804] Read(10): 28 00 00 00 00 00 00 00 01 00
[   42.200816] blk_update_request: I/O error, dev sr0, sector 0
[   42.200821] Buffer I/O error on dev sr0, logical block 0, async page read
[   42.208861] sr 2:0:0:0: [sr0]  
[   42.208865] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[   42.208867] sr 2:0:0:0: [sr0]  
[   42.208868] Sense Key : Illegal Request [current] 
[   42.208871] Info fld=0x1
[   42.208872] sr 2:0:0:0: [sr0]  
[   42.208874] Add. Sense: Illegal mode for this track
[   42.208875] sr 2:0:0:0: [sr0] CDB: 
[   42.208876] Read(10): 28 00 00 00 00 01 00 00 01 00
[   42.208881] blk_update_request: I/O error, dev sr0, sector 4
[   42.208883] Buffer I/O error on dev sr0, logical block 1, async page read
[  109.421093] sr 2:0:0:0: [sr0]  
[  109.421100] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[  109.421103] sr 2:0:0:0: [sr0]  
[  109.421105] Sense Key : Illegal Request [current] 
[  109.421111] Info fld=0x0
[  109.421113] sr 2:0:0:0: [sr0]  
[  109.421118] Add. Sense: Illegal mode for this track
[  109.421121] sr 2:0:0:0: [sr0] CDB: 
[  109.421123] Read(10): 28 00 00 00 00 00 00 00 01 00
[  109.421135] blk_update_request: I/O error, dev sr0, sector 0
[  109.421140] Buffer I/O error on dev sr0, logical block 0, async page read
[  109.429097] sr 2:0:0:0: [sr0]  
[  109.429103] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[  109.429107] sr 2:0:0:0: [sr0]  
[  109.429109] Sense Key : Illegal Request [current] 
[  109.429113] Info fld=0x1
[  109.429116] sr 2:0:0:0: [sr0]  
[  109.429120] Add. Sense: Illegal mode for this track
[  109.429123] sr 2:0:0:0: [sr0] CDB: 
[  109.429125] Read(10): 28 00 00 00 00 01 00 00 01 00
[  109.429135] blk_update_request: I/O error, dev sr0, sector 4
[  109.429139] Buffer I/O error on dev sr0, logical block 1, async page read
[  114.844338] Adding 8041468k swap on /dev/sda3.  Priority:-1 extents:1 across:8041468k FS
[  115.001729] sr 2:0:0:0: [sr0]  
[  115.001736] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[  115.001740] sr 2:0:0:0: [sr0]  
[  115.001742] Sense Key : Illegal Request [current] 
[  115.001748] Info fld=0x0
[  115.001751] sr 2:0:0:0: [sr0]  
[  115.001756] Add. Sense: Illegal mode for this track
[  115.001759] sr 2:0:0:0: [sr0] CDB: 
[  115.001761] Read(10): 28 00 00 00 00 00 00 00 01 00
[  115.001773] blk_update_request: I/O error, dev sr0, sector 0
[  115.001779] Buffer I/O error on dev sr0, logical block 0, async page read
[  115.009677] sr 2:0:0:0: [sr0]  
[  115.009682] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[  115.009685] sr 2:0:0:0: [sr0]  
[  115.009687] Sense Key : Illegal Request [current] 
[  115.009692] Info fld=0x1
[  115.009694] sr 2:0:0:0: [sr0]  
[  115.009698] Add. Sense: Illegal mode for this track
[  115.009702] sr 2:0:0:0: [sr0] CDB: 
[  115.009703] Read(10): 28 00 00 00 00 01 00 00 01 00
[  115.009714] blk_update_request: I/O error, dev sr0, sector 4
[  115.009718] Buffer I/O error on dev sr0, logical block 1, async page read
[  753.350658] systemd-hostnamed[5649]: Warning: nss-myhostname is not installed. Changing the local hostname might make it unresolveable. Please install nss-myhostname!