Messages in this thread | | | Date | Mon, 30 Mar 2015 10:39:53 +0900 | From | AKASHI Takahiro <> | Subject | Re: [RFC v2 0/5] arm64: kvm: reset hyp context for kexec |
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On 03/28/2015 02:40 AM, Kyle McMartin wrote: > On Fri, Mar 27, 2015 at 03:37:04PM +0000, Marc Zyngier wrote: >>> [ 236.260863] Kernel panic - not syncing: HYP panic: >>> [ 236.260863] PS:600003c9 PC:000003ffffff0830 ESR:0000000096000006 >> >> It would be interesting if you could find out what you have at offset >> 0x830 of hyp-init.o (the stack trace is for EL1, and is not going to >> help much). >> > > Given the alignment, i'm going to assume i'm looking at the right thing: > > 0000000000000820 <__kvm_hyp_reset>: > 820: d51c2000 msr ttbr0_el2, x0 > 824: d5033fdf isb > 828: d50c871f tlbi alle2 > 82c: d5033f9f dsb sy > 830: 10000060 adr x0, 83c <__kvm_hyp_reset+0x1c> > 834: b3403c01 bfxil x1, x0, #0, #16 > 838: d61f0020 br x1 > 83c: d53c1000 mrs x0, sctlr_el2 > > but it seems fairly implausible to be trapping on ADR x0, 1f...
I've never seen this panic on fast model...
ESR shows that - Exception class: Data abort taken without a change in Exception level - Data fault status code: Translation fault at EL2
and FAR seems not to be a proper address.
-Takahiro AKASHI
> --Kyle >
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