RE: [Xen-devel] Latest bk can NOT compile on x86_64

["Nakajima, Jun" <jun.nakajima@xxxxxxxxx>]

David F Barrera wrote:
> On Tue, 2005-05-31 at 12:32 -0700, Nakajima, Jun wrote:
>> David F Barrera wrote:
>>> OK. This is the first time that I've been able to build Xen on SLES
>>> 9 x86_64. When attempting to boot, Dom0 crashes. Although there is
>>> already a defect open (Bugzilla #26) for a failure to boot Dom0 on
>>> x86_64 on FC4, I am opening a new defect (Bugzilla #65) since the
>>> failures appear different. 
>>> 
>>> (XEN) Scrubbing Free RAM: ...........done.
>>> (XEN) *** Serial input -> DOM0 (type 'CTRL-a' three times to switch
>>> input to Xen). (XEN) CPU:    0
>>> (XEN) EIP:    e030:[<0000000000000000>]
>>> (XEN) EFLAGS: 0000000000010282
>>> (XEN) rax: 00000000ffffffea   rbx: 00000000105f5000   rcx:
>>> 0000000000000000 rdx: 0000000000000000
>>> (XEN) rsi: 0000000000000001   rdi: ffffffff804ebf40   rbp:
>>> 0000000000000808 rsp: ffffffff804ebf08
>>> (XEN) r8:  0000000000000000   r9:  0000000000000000   r10:
>>> 0000000000007ff0 r11: 0000000000000282
>>> (XEN) r12: 0000000000000000   r13: ffffffff805f4000   r14:
>>> ffffffff80102000 r15: ffffffff804ebfb0
>>> (XEN) Xen stack trace from rsp=ffffffff804ebf08:
>>> (XEN)    ffffffff80118d9d 0000000000000202 ffffffff80118da1
>>> 000000000001e030 0000000000010282 ffffffff804ebf40 000000000000e02b
>>> 00000000105f5808 (XEN)    0000000010101065 0000000000000000
>>> ffffffff80115d08 0000000000000000 0000000000000000 ffffffff804d8080
>>> ffffffff80 on CPU0: Domain 0 crashed!
>>> ****************************************
>>> 
>> 
>> This is different from the other ones, but we need more hints as I
>> don't see this problem on our machines. For example, can you show the
>> instructions around 0xffffffff80118d9d? Please do like
>> 1. objdump -d vmlinux > out (in linux-2.6.11-xen0)
>> 2. search ffffffff80118d9d in 'out'
>> 3. cut and send the disassembled instructions around
>> ffffffff80118d9d. 
> OK. Here they are:(ffffffff80118d9d is in the middle)

Looks like xen_l1_entry_update is failing because xen did not like the
page. 

Can you do the same thing with 0xffffffff80115d08?

Jun
---
Intel Open Source Technology Center

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