Messages in this thread | | | From | "Stephen C. Tweedie" <> | Date | Thu, 29 Apr 1999 20:50:51 +0100 (BST) | Subject | Re: Regular System Crash |
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On Mon, 26 Apr 1999 14:38:41 +0200, "Jens Knoell" <jens@ing.twinwave.net> said:
> I have a heavily loaded server, and it crashes every now and then, > about once a day. I usually get no messages, but today I got this > one in my syslog:
> -----<syslog>----- > Apr 26 12:10:53 scorpio kernel: kmem_free: Bad obj addr (objp=c4bcb860, > name=buffer_head) > Apr 26 12:10:53 scorpio kernel: Unable to handle kernel NULL pointer > dereference at virtual address 00000000 > Apr 26 12:10:53 scorpio kernel: current->tss.cr3 = 00101000, %cr3 = > 00101000 > Apr 26 12:10:53 scorpio kernel: *pde = 00000000 > -----</syslog>-----
Looks very much like memory problems. Try disabling external cache in case that's where the problem is. Overclocked CPUs can also lead to this.
--Stephen
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