Re: Bug or HW? ata1: command timeout, stat 0x50 host_stat 0x4

[Tejun Heo <htejun@gmail.com>]

Jochen Heuer wrote:
> Hi everyone!
> 
> I have some severe problems on my Athlon X2 system. The problem is that the
> system sometimes hangs (during plain web browsing). If I wait long enough the
> system comes to a complete halt so that not even sysrq does work. The system
> has to be reset and then everything is fine again for some time.
> 
> Today I was quick enough to switch from X11 to console and check sysrq output.
> After enabling logging (sysrq+6) I got the following messages on console:
> 
> ata1: command 0xca timeout, stat 0x50 host_stat 0x4
> ata1: status=0x50 { DriveReady SeekComplete }
> ata1: command 0xea timeout, stat 0x50 host_stat 0x0
> ata1: status=0x50 { DriveReady SeekComplete }

The original error is probably a hardware problem.

> Then the system was frozen again and only reset did help. Log files don't
> contain any infos which makes sense since ata1 is the disk with the OS and
> where metalog should save log files ...
> 
> Some infos to my system:
> 
> Asus A8V with Athlon X2 3800 and 2GB memory
> current kernel 2.6.17 with SMP compiled
> 
> I had hoped 2.6.17 would fix this since I seem to remember some fixes for
> libata with similar error messages. But at least on my system it did not.

Can you apply the following patch and see what happens?

http://home-tj.org/files/libata-tj-stable/libata-tj-2.6.17-20060625-1.tar.bz2

-- 
tejun