Messages in this thread | | | Date | Sun, 29 Jun 2008 20:02:04 +0200 | From | Tobias Diedrich <> | Subject | Re: kvm: unable to handle kernel NULL pointer dereference |
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Chris Wright wrote: > * Tobias Diedrich (ranma+kernel@tdiedrich.de) wrote: > > PM: Creating hibernation image: > > PM: Need to copy 126181 pages > > PM: Normal pages needed: 126181 + 1024 + 38, available pages: 397721 > > x86 PAT enabled: cpu 0, old 0x7040600070406, new 0x7010600070106 > > svm_cpu_init: svm_data is NULL on 0 > > Yeah, this is broken. What happens is: > > suspend: > hardware_disable > svm_hardware_disable > kfree(svm_data) > per_cpu(svm_data) = NULL > > resume: > hardware_enable > svm_hardware_enable > if(!svm_data) printk("svm_cpu_init: svm_data is NULL on 0") > > at this point it is broken. > > Same would happen on an SMP box by simply doing offline/online of a CPU. > This is definitely busted, looking into a patch.
Any progress on this?
Thanks,
-- Tobias PGP: http://9ac7e0bc.uguu.de このメールは十割再利用されたビットで作られています。 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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