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RE: Discussion of Xenheap problems on AArch64
- To: Julien Grall <julien@xxxxxxx>, "sstabellini@xxxxxxxxxx" <sstabellini@xxxxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- From: Henry Wang <Henry.Wang@xxxxxxx>
- Date: Tue, 11 May 2021 01:11:10 +0000
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- Cc: Wei Chen <Wei.Chen@xxxxxxx>, Penny Zheng <Penny.Zheng@xxxxxxx>, Bertrand Marquis <Bertrand.Marquis@xxxxxxx>
- Delivery-date: Tue, 11 May 2021 01:11:49 +0000
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- Thread-topic: Discussion of Xenheap problems on AArch64
Hi Julien,
> From: Julien Grall <julien@xxxxxxx>
> Hi Henry,
>
> On 07/05/2021 05:06, Henry Wang wrote:
> >> From: Julien Grall <julien@xxxxxxx>
> >> On 28/04/2021 10:28, Henry Wang wrote:
> [...]
>
> > when I continue booting Xen, I got following error log:
> >
> > (XEN) CPU: 0
> > (XEN) PC: 00000000002b5a5c alloc_boot_pages+0x94/0x98
> > (XEN) LR: 00000000002ca3bc
> > (XEN) SP: 00000000002ffde0
> > (XEN) CPSR: 600003c9 MODE:64-bit EL2h (Hypervisor, handler)
> > (XEN)
> > (XEN) VTCR_EL2: 80000000
> > (XEN) VTTBR_EL2: 0000000000000000
> > (XEN)
> > (XEN) SCTLR_EL2: 30cd183d
> > (XEN) HCR_EL2: 0000000000000038
> > (XEN) TTBR0_EL2: 000000008413c000
> > (XEN)
> > (XEN) ESR_EL2: f2000001
> > (XEN) HPFAR_EL2: 0000000000000000
> > (XEN) FAR_EL2: 0000000000000000
> > (XEN)
> > (XEN) Xen call trace:
> > (XEN) [<00000000002b5a5c>] alloc_boot_pages+0x94/0x98 (PC)
> > (XEN) [<00000000002ca3bc>] setup_frametable_mappings+0xa4/0x108
> (LR)
> > (XEN) [<00000000002ca3bc>] setup_frametable_mappings+0xa4/0x108
> > (XEN) [<00000000002cb988>] start_xen+0x344/0xbcc
> > (XEN) [<00000000002001c0>]
> arm64/head.o#primary_switched+0x10/0x30
> > (XEN)
> > (XEN) ****************************************
> > (XEN) Panic on CPU 0:
> > (XEN) Xen BUG at page_alloc.c:432
> > (XEN) ****************************************
>
> This is happening without my patch series applied, right? If so, what
> happen if you apply it?
No, I am afraid this is with your patch series applied, and that is why I
am a little bit confused about the error log...
Thanks for your patience.
Kind regards,
Henry
>
> Cheers,
>
> --
> Julien Grall
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