Messages in this thread | | | Subject | Re: KVM guest sometimes failed to boot because of kernel stack overflow if KPTI is enabled on a hisilicon ARM64 platform. | From | Marc Zyngier <> | Date | Thu, 21 Jun 2018 10:00:38 +0100 |
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On 21/06/18 09:38, James Morse wrote:
>> (joyx@Turing-Arch-b) (gcc version 4.9.1 20140505 (prerelease) (crosstool-NG >> linaro-1.13.1-4.9-2014.05 - Linaro GCC 4.9-2014.05)) #10 SMP PREEMPT Wed Jun 20 >> 23:59:05 CST 2018 > >> [ 0.000000] CPU0: using LPI pending table @0x000000007d860000 >> [ 0.000000] GIC: PPI11 is secure or misconfigured >> [ 0.000000] arch_timer: WARNING: Invalid trigger for IRQ3, assuming level >> low >> [ 0.000000] arch_timer: WARNING: Please fix your firmware >> [ 0.000000] arch_timer: cp15 timer(s) running at 100.00MHz (virt). > > (No idea what these mean, but I doubt they are relevant)
Old (and buggy) QEMU. Nothing to worry about, the kernel (and the vgic) will do the right thing. A modern QEMU presents the guest with a fixed DT, removing the warning altogether.
Nothing to do with the issue at hand anyway.
M. -- Jazz is not dead. It just smells funny...
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