panic - sleeping thread on FreeBSD 8.0-stable / amd64

[Torfinn Ingolfsen]

Another day, another crash. 
>From /var/log/messages:
Feb 20 08:52:26 kg-f2 ntpd[58609]: time reset +1.169751 s
Feb 20 08:54:57 kg-f2 kernel: ata5: port is not ready (timeout 10000ms) tfd = 0000007f
Feb 20 08:54:57 kg-f2 kernel: ata5: hardware reset timeout
Feb 20 19:18:51 kg-f2 syslogd: kernel boot file is /boot/kernel/kernel

The drives are as follows:
root at kg-f2# atacontrol list;camcontrol devlist
ATA channel 0:
    Master:      no device present
    Slave:       no device present
ATA channel 2:
    Master:  ad4 <SAMSUNG HD252HJ/1AC01118> SATA revision 2.x
    Slave:       no device present
ATA channel 3:
    Master:  ad6 <SAMSUNG HD252HJ/1AC01118> SATA revision 2.x
    Slave:       no device present
ATA channel 4:
    Master:  ad8 <SAMSUNG HD103SJ/1AJ100E4> SATA revision 2.x
    Slave:       no device present
ATA channel 5:
    Master: ad10 <SAMSUNG HD103SJ/1AJ100E4> SATA revision 2.x
    Slave:       no device present
ATA channel 6:
    Master: ad12 <SAMSUNG HD103SJ/1AJ100E4> SATA revision 2.x
    Slave:       no device present
ATA channel 7:
    Master: ad14 <SAMSUNG HD103SJ/1AJ100E4> SATA revision 2.x
    Slave:       no device present
<SAMSUNG HD103SJ 1AJ100E4>         at scbus0 target 0 lun 0 (pass0,ada0)

Smartctl is happy, too:
root at kg-f2# smartctl -H /dev/ad4
smartctl 5.39 2009-12-09 r2995 [FreeBSD 8.0-STABLE amd64] (local build)
Copyright (C) 2002-9 by Bruce Allen, http://smartmontools.sourceforge.net

=== START OF READ SMART DATA SECTION ===
SMART overall-health self-assessment test result: PASSED

root at kg-f2# smartctl -H /dev/ad6
smartctl 5.39 2009-12-09 r2995 [FreeBSD 8.0-STABLE amd64] (local build)
Copyright (C) 2002-9 by Bruce Allen, http://smartmontools.sourceforge.net

=== START OF READ SMART DATA SECTION ===
SMART overall-health self-assessment test result: PASSED

root at kg-f2# smartctl -H /dev/ad8
smartctl 5.39 2009-12-09 r2995 [FreeBSD 8.0-STABLE amd64] (local build)
Copyright (C) 2002-9 by Bruce Allen, http://smartmontools.sourceforge.net

=== START OF READ SMART DATA SECTION ===
SMART overall-health self-assessment test result: PASSED

root at kg-f2# smartctl -H /dev/ad10
smartctl 5.39 2009-12-09 r2995 [FreeBSD 8.0-STABLE amd64] (local build)
Copyright (C) 2002-9 by Bruce Allen, http://smartmontools.sourceforge.net

=== START OF READ SMART DATA SECTION ===
SMART overall-health self-assessment test result: PASSED

root at kg-f2# smartctl -H /dev/ad12
smartctl 5.39 2009-12-09 r2995 [FreeBSD 8.0-STABLE amd64] (local build)
Copyright (C) 2002-9 by Bruce Allen, http://smartmontools.sourceforge.net

=== START OF READ SMART DATA SECTION ===
SMART overall-health self-assessment test result: PASSED

root at kg-f2# smartctl -H /dev/ada0
smartctl 5.39 2009-12-09 r2995 [FreeBSD 8.0-STABLE amd64] (local build)
Copyright (C) 2002-9 by Bruce Allen, http://smartmontools.sourceforge.net

=== START OF READ SMART DATA SECTION ===
SMART overall-health self-assessment test result: PASSED

Maybe the hardware is just plain broken.
-- 
Torfinn