Oct 23 19:53:01 cmj-beats kernel: ata2.00: exception Emask 0x10 SAct 0x0 SErr 0x800000 action 0x6 frozen
Oct 23 19:53:01 cmj-beats kernel: ata2.00: irq_stat 0x08000000, interface fatal error
Oct 23 19:53:01 cmj-beats kernel: ata2: SError: { LinkSeq }
Oct 23 19:53:01 cmj-beats kernel: sr 1:0:0:0: CDB: 
Oct 23 19:53:01 cmj-beats kernel: cdb[0]=0x4a: 4a 01 00 00 10 00 00 00 08 00
Oct 23 19:53:01 cmj-beats kernel: ata2.00: cmd a0/00:00:00:08:00/00:00:00:00:00/a0 tag 19 pio 16392 in
                                           res 50/00:03:00:08:00/00:00:00:00:00/a0 Emask 0x10 (ATA bus error)
Oct 23 19:53:01 cmj-beats kernel: ata2.00: status: { DRDY }
Oct 23 19:53:01 cmj-beats kernel: ata2: hard resetting link
Oct 23 19:53:08 cmj-beats kernel: ata2: link is slow to respond, please be patient (ready=0)
Oct 23 19:53:11 cmj-beats kernel: ata2: COMRESET failed (errno=-16)
Oct 23 19:53:11 cmj-beats kernel: ata2: hard resetting link
Oct 23 19:53:17 cmj-beats kernel: ata2: link is slow to respond, please be patient (ready=0)
Oct 23 19:53:21 cmj-beats kernel: ata2: COMRESET failed (errno=-16)
Oct 23 19:53:21 cmj-beats kernel: ata2: hard resetting link
Oct 23 19:53:27 cmj-beats kernel: ata2: link is slow to respond, please be patient (ready=0)
Oct 23 19:53:56 cmj-beats kernel: ata2: COMRESET failed (errno=-16)
Oct 23 19:53:56 cmj-beats kernel: ata2: limiting SATA link speed to 1.5 Gbps
Oct 23 19:53:56 cmj-beats kernel: ata2: hard resetting link
Oct 23 19:53:58 cmj-beats kernel: ata2: SATA link down (SStatus 0 SControl 310)
Oct 23 19:53:58 cmj-beats kernel: ata2.00: link offline, clearing class 3 to NONE
Oct 23 19:53:58 cmj-beats kernel: ata2: hard resetting link
Oct 23 19:53:59 cmj-beats kernel: ata2: SATA link down (SStatus 0 SControl 310)
Oct 23 19:53:59 cmj-beats kernel: ata2.00: link offline, clearing class 3 to NONE
Oct 23 19:53:59 cmj-beats kernel: ata2: hard resetting link
Oct 23 19:54:00 cmj-beats kernel: ata2: SATA link down (SStatus 0 SControl 310)
Oct 23 19:54:00 cmj-beats kernel: ata2.00: link offline, clearing class 3 to NONE
Oct 23 19:54:00 cmj-beats kernel: ata2.00: disabled
Oct 23 19:54:00 cmj-beats kernel: ata2: EH complete
Oct 23 19:54:00 cmj-beats kernel: ata2.00: detaching (SCSI 1:0:0:0)
Oct 23 19:54:00 cmj-beats kernel: ata2: exception Emask 0x10 SAct 0x0 SErr 0x4040000 action 0xe frozen
Oct 23 19:54:00 cmj-beats kernel: ata2: irq_stat 0x00000040, connection status changed
Oct 23 19:54:00 cmj-beats kernel: ata2: SError: { CommWake DevExch }
Oct 23 19:54:00 cmj-beats kernel: ata2: hard resetting link
Oct 23 19:54:03 cmj-beats kernel: ata2: COMRESET failed (errno=-32)
Oct 23 19:54:03 cmj-beats kernel: ata2: reset failed (errno=-32), retrying in 8 secs
Oct 23 19:54:10 cmj-beats kernel: ata2: limiting SATA link speed to 1.5 Gbps
Oct 23 19:54:10 cmj-beats kernel: ata2: hard resetting link
Oct 23 19:54:13 cmj-beats kernel: ata2: SATA link down (SStatus 0 SControl 310)
Oct 23 19:54:13 cmj-beats kernel: ata2.00: link offline, clearing class 3 to NONE
Oct 23 19:54:13 cmj-beats kernel: ata2: EH complete
Oct 23 19:54:13 cmj-beats kernel: ata2: exception Emask 0x10 SAct 0x0 SErr 0x4040000 action 0xe frozen
Oct 23 19:54:13 cmj-beats kernel: ata2: irq_stat 0x00000040, connection status changed
Oct 23 19:54:13 cmj-beats kernel: ata2: SError: { CommWake DevExch }
Oct 23 19:54:13 cmj-beats kernel: ata2: hard resetting link
Oct 23 19:54:16 cmj-beats kernel: ata2: COMRESET failed (errno=-32)
Oct 23 19:54:16 cmj-beats kernel: ata2: reset failed (errno=-32), retrying in 8 secs
Oct 23 19:54:23 cmj-beats kernel: ata2: limiting SATA link speed to 1.5 Gbps
Oct 23 19:54:23 cmj-beats kernel: ata2: hard resetting link
Oct 23 19:54:24 cmj-beats kernel: ata2: SATA link up 1.5 Gbps (SStatus 113 SControl 310)
Oct 23 19:54:24 cmj-beats kernel: ata2.00: ATAPI: hp      DVDRAM GS20N, HM00, max UDMA/100
Oct 23 19:54:24 cmj-beats kernel: ata2.00: configured for UDMA/100
Oct 23 19:54:24 cmj-beats kernel: ata2: EH complete
Oct 23 19:54:24 cmj-beats kernel: scsi 1:0:0:0: CD-ROM            hp       DVDRAM GS20N     HM00 PQ: 0 ANSI: 5
Oct 23 19:54:24 cmj-beats kernel: sr 1:0:0:0: [sr0] scsi3-mmc drive: 24x/24x writer dvd-ram cd/rw xa/form2 cdda caddy
Oct 23 19:54:24 cmj-beats kernel: sr 1:0:0:0: Attached scsi CD-ROM sr0
Oct 23 19:54:33 cmj-beats kernel: ata2.00: exception Emask 0x10 SAct 0x0 SErr 0x800000 action 0x6 frozen
Oct 23 19:54:33 cmj-beats kernel: ata2.00: irq_stat 0x08000000, interface fatal error
Oct 23 19:54:33 cmj-beats kernel: ata2: SError: { LinkSeq }
Oct 23 19:54:33 cmj-beats kernel: sr 1:0:0:0: CDB: 
Oct 23 19:54:33 cmj-beats kernel: cdb[0]=0x4a: 4a 01 00 00 10 00 00 00 08 00
Oct 23 19:54:33 cmj-beats kernel: ata2.00: cmd a0/00:00:00:08:00/00:00:00:00:00/a0 tag 5 pio 16392 in
                                           res 50/00:03:00:08:00/00:00:00:00:00/a0 Emask 0x10 (ATA bus error)
Oct 23 19:54:33 cmj-beats kernel: ata2.00: status: { DRDY }
Oct 23 19:54:33 cmj-beats kernel: ata2: hard resetting link
Oct 23 19:54:33 cmj-beats kernel: ata2: SATA link up 1.5 Gbps (SStatus 113 SControl 310)
Oct 23 19:54:33 cmj-beats kernel: ata2.00: failed to set xfermode (err_mask=0x100)
Oct 23 19:54:38 cmj-beats kernel: ata2: hard resetting link
Oct 23 19:54:44 cmj-beats kernel: ata2: link is slow to respond, please be patient (ready=0)
Oct 23 19:54:48 cmj-beats kernel: ata2: COMRESET failed (errno=-16)
Oct 23 19:54:48 cmj-beats kernel: ata2: hard resetting link
Oct 23 19:54:50 cmj-beats kernel: ata2: SATA link down (SStatus 0 SControl 310)
Oct 23 19:54:50 cmj-beats kernel: ata2.00: link offline, clearing class 3 to NONE
Oct 23 19:54:50 cmj-beats kernel: ata2: hard resetting link
Oct 23 19:54:55 cmj-beats kernel: ata2: link is slow to respond, please be patient (ready=0)
Oct 23 19:55:00 cmj-beats kernel: ata2: COMRESET failed (errno=-16)
Oct 23 19:55:00 cmj-beats kernel: ata2: hard resetting link
Oct 23 19:55:00 cmj-beats kernel: ata2: SATA link up 1.5 Gbps (SStatus 113 SControl 310)
Oct 23 19:55:00 cmj-beats kernel: ata2.00: failed to IDENTIFY (I/O error, err_mask=0x100)
Oct 23 19:55:00 cmj-beats kernel: ata2.00: revalidation failed (errno=-5)
Oct 23 19:55:00 cmj-beats kernel: ata2.00: disabled
Oct 23 19:55:00 cmj-beats kernel: ata2: exception Emask 0x10 SAct 0x0 SErr 0x800000 action 0x6 frozen t4
Oct 23 19:55:00 cmj-beats kernel: ata2: irq_stat 0x08000000, interface fatal error
Oct 23 19:55:00 cmj-beats kernel: ata2: SError: { LinkSeq }
Oct 23 19:55:00 cmj-beats kernel: ata2: hard resetting link
Oct 23 19:55:00 cmj-beats kernel: ata2: SATA link up 1.5 Gbps (SStatus 113 SControl 310)
Oct 23 19:55:00 cmj-beats kernel: ata2: EH complete
Oct 23 19:55:04 cmj-beats kernel: perf interrupt took too long (2516 > 2495), lowering kernel.perf_event_max_sample_rate to 50100
Oct 23 20:03:33 cmj-beats kernel: usb 2-1.6: new high-speed USB device number 4 using ehci-pci
Oct 23 20:03:33 cmj-beats kernel: usb 2-1.6: unable to read config index 0 descriptor/all
Oct 23 20:03:33 cmj-beats kernel: usb 2-1.6: can't read configurations, error -71
Oct 23 20:05:08 cmj-beats kernel: ACPI : EC: GPE storm detected(9 GPEs), transactions will use polling mode
Oct 23 20:07:08 cmj-beats kernel: perf interrupt took too long (4993 > 4960), lowering kernel.perf_event_max_sample_rate to 25200
Oct 23 21:14:08 cmj-beats kernel: BUG: unable to handle kernel NULL pointer dereference at 000000000000001c
-- Reboot --