[CentOS] CentOS 5.2 kernel [2.6.18-92.1.1.el5] crashes on dual-PIII Compaq ProLiant 3000

Johnny Hughes johnny at centos.org
Thu Jun 26 23:56:12 UTC 2008

Wojtek Pilorz wrote:
> After yum upgrade, the new CentOS5 kernel [ kernel-2.6.18-92.1.1.el5.i686 ] 
> crashes each time early in boot process on Compaq ProLiant 3000
> with dual Pentium3 CPU (600 MHz, CPU0: Intel Pentium III (Katmai) stepping 03, CPU1 the same).
> I get kernel panic at powernowk8_init+0x05e/0x1c3.
> The previous kernel [ kernel-2.6.18-53.1.21.el5.i686 ] seems to work fine.
> I am wondering if anyone has met this on PIII CPU ?
> I have found 99.9% identical problem on
> http://www.nabble.com/net-5501-and-RHEL5.2-td18024549.html
> (only esp and task slightly different from what I have seen on screen after crash,
> all other registers, call trace, code bytes identical to my case) , 
> but that was on a different CPU.
> On the other hand, I run CentOS upgraded to 5.2 on a home PC with PIII (single CPU,
>   Abit motherboard with i440BX chipset) with no problem.
> Is it normal, that powernowk8_init gets called on PIII CPU?

We have created a new test kernel that has an upstream patch to fix this 
issue, please test this and see if it fixes your issues:


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