Re: [Xen-devel] d273:v3: reserved bit in page table (ec=0019)

[Keir Fraser <keir.fraser@xxxxxxxxxxxxx>]

PAE dom0 on 64b Xen, no doubt. The fact the Xen and dom0 decsriptions run
into each other has confused you.

 -- Keir

On 17/07/2009 08:06, "Jiang, Yunhong" <yunhong.jiang@xxxxxxxxx> wrote:

> I'm just wondering what's the meaning of "PAE" in this output: " Xen
> 3.3-testing @ changeset 18651, 64bit dom0 2.6.18.8 @ changeset 888, PAE".
> 
> --jyh
> 
> Keir Fraser wrote:
>> As will reproducibility. This one may need some bisection.
>> 
>> -- Keir
>> 
>> On 17/07/2009 04:21, "Jiang, Yunhong" <yunhong.jiang@xxxxxxxxx> wrote:
>> 
>>> The full log will be helpful.
>>> 
>>> --jyh
>>> 
>>> -----Original Message-----
>>> From: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
>>> [mailto:xen-devel-bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of
>>> Christopher S. Aker Sent: 2009年7月17日 0:21
>>> To: xen devel
>>> Subject: [Xen-devel] d273:v3: reserved bit in page table (ec=0019)
>>> 
>>> Xen 3.3-testing @ changeset 18651, 64bit dom0 2.6.18.8 @ changeset
>>> 888, PAE 
>>> 
>>> Files: http://theshore.net/~caker/xen/BUGS/1.22/
>>> 
>>> (XEN) d273:v3: reserved bit in page table (ec=0019)
>>> (XEN) Pagetable walk from 00000000c0101347:
>>> (XEN)  L4[0x000] = 000000067c36a027 0000000000016495
>>> (XEN)  L3[0x003] = 000000067c06c027 0000000000016793
>>> (XEN)  L2[0x000] = 00001f5e9d00f403 ffffffffffffffff
>>> (XEN) ----[ Xen-3.3.2-rc1  x86_64  debug=y  Not tainted ]---- (XEN)
>>> CPU:    5 (XEN) RIP:    e008:[<ffff828c801c7b50>]
>>> show_page_walk+0x1f8/0x244 (XEN) RFLAGS: 0000000000010206   CONTEXT:
>>> hypervisor (XEN) rax: ffff830000000000   rbx: 0000000000000001
>>> rcx: 0000000000003b1d (XEN) rdx: 00001f5e9d00f808   rsi:
>>> 0000000000000101   rdi: ffff828c80287e70 (XEN) rbp: ffff8300cfcefe88
>>> rsp: ffff8300cfcefe68   r8: 0000000000000004 (XEN) r9:
>>> 0000000000000000   r10: 00000000ffffffff   r11: 00000000fffffffe
>>> (XEN) r12: 00000001f5e9d00f   r13: 00000000c0101347   r14:
>>> 00000000c0101347 (XEN) r15: 0000000000000000   cr0: 000000008005003b
>>> cr4: 00000000000026b0 (XEN) cr3: 00000004ee806000   cr2:
>>> ffffa25e9d00f808 (XEN) ds: 007b   es: 007b   fs: 0000   gs: 0000
>>> ss: 0000   cs: e008 (XEN) Xen stack trace from rsp=ffff8300cfcefe68:
>>> (XEN)    ffff8300cfceff28 ffff8300cfceff28 00000000c0101347
>>> 0000000000000019 (XEN)    ffff8300cfcefea8 ffff828c8015a649
>>> ffff8300cecce100 0000000000000019 (XEN)    ffff8300cfcefed8
>>> ffff828c8015a7f4 ffff8300cfceff28 ffff8300cf7a8100 (XEN)
>>> 00000000c0101347 0000000000000019 ffff8300cfceff18 ffff828c8015eb46
>>> (XEN)    0000000000000000 ffff8300cecce100 0000000000000000
>>> 0000000000000000 (XEN)    0000000000000000 0000000000000000
>>> 00007cff303100b7 ffff828c801c56db (XEN)    0000000000000000
>>> 0000000000000000 0000000000000000 0000000000000000 (XEN)
>>> 00000000c13a9fac 00000000deadbeef 0000000000000000 0000000000000000
>>> (XEN)    0000000000000000 0000000000000000 0000000000000000
>>> 00000000deadbeef (XEN)    00000000deadbeef 00000000deadbeef
>>> 00000000c13a9f80 0000000e00000019 (XEN)    00000000c0101347
>>> 0000000000000061 0000000000010a07 00000000c13a9f20 (XEN)
>>> 0000000000000069 0000000000000000 0000000000000000 0000000000000000
>>> (XEN)    0000000000000000 0000000000000005 ffff8300cecce100 (XEN)
>>> Xen call trace: (XEN)    [<ffff828c801c7b50>]
>>> show_page_walk+0x1f8/0x244 (XEN)    [<ffff828c8015a649>]
>>> reserved_bit_page_fault+0x53/0x66 (XEN)    [<ffff828c8015a7f4>]
>>> propagate_page_fault+0x198/0x1ad (XEN)    [<ffff828c8015eb46>]
>>> do_page_fault+0x516/0x52c (XEN) (XEN) Pagetable walk from
>>> ffffa25e9d00f808: (XEN)  L4[0x144] = 0000000000000000
>>> ffffffffffffffff (XEN) (XEN)
>>> **************************************** (XEN) Panic on CPU 5: (XEN)
>>> FATAL PAGE FAULT (XEN) [error_code=0000] (XEN) Faulting linear
>>> address: ffffa25e9d00f808 (XEN)
>>> **************************************** (XEN) (XEN) Reboot in five
>>> seconds...  
>>> 
>>> -Chris
>>> 
>>> _______________________________________________
>>> Xen-devel mailing list
>>> Xen-devel@xxxxxxxxxxxxxxxxxxx
>>> http://lists.xensource.com/xen-devel



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