Messages in this thread |  | | From | (Alan Cox) | Subject | Re: This can freeze linux 2.0 on 486 | Date | Sun, 26 Jan 1997 21:36:13 +0000 (GMT) |
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> Recently I saw this behaviour on linux 2.0 running on i486. > Instruction invd ( supposed to invalidate cache) can lock the m/c > completely.
If you can do this from userspace can you try the same with a different OS on the same hardware. It might he hardware, it might be trap handling it might be a buggy chip or a general flaw in a stepping
I wouldnt rule out hardware. The 386 can be crashed with an instruction from userspace
Alan
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