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Re: [Xen-devel] Xen BUG at page_alloc.c:425, alloc_heap_pages



>>> On 30.11.11 at 11:45, Liwei <xieliwei@xxxxxxxxx> wrote:
> Hello all,
>     My graphics card died today so I temporarily swapped it out for
> the old GTX460.
>     Now xen keeps bugging out on me within minutes after boot. I
> realise this could be a hardware problem, but what does this bug point
> to?

Internal state corruption in Xen. Without a full log and information on
what the system is doing at the point of the crash there's pretty little
we can guess from what you provided.

Jan

> (XEN) ----[ Xen-4.1.2-rc3-pre  x86_64  debug=n  Not tainted ]----
> (XEN) CPU:    5
> (XEN) RIP:    e008:[<ffff82c480113bf2>] alloc_heap_pages+0x542/0x570
> (XEN) RFLAGS: 0000000000010206   CONTEXT: hypervisor
> (XEN) rax: ffff82c480290e40   rbx: ffff82f606700000   rcx: 0000000000000009
> (XEN) rdx: ffff82c4802929e0   rsi: 00000000ffffffff   rdi: ffff82c480290c40
> (XEN) rbp: ffff82f606703040   rsp: ffff830431b7fcd8   r8:  0000000000000000
> (XEN) r9:  ffff82c480294088   r10: 0000000000000015   r11: ffff82c480293fe0
> (XEN) r12: ffff82c4802bba9c   r13: 0000000000000182   r14: 0000000000000200
> (XEN) r15: 0180000000000000   cr0: 0000000080050033   cr4: 00000000000026f0
> (XEN) cr3: 0000000408398000   cr2: ffff880018b011f0
> (XEN) ds: 0000   es: 0000   fs: 0000   gs: 0000   ss: e010   cs: e008
> (XEN) Xen stack trace from rsp=ffff830431b7fcd8:
> (XEN)    0000000000000027 0000000000000000 0000000000000000 0000000000000000
> (XEN)    0000000000000000 0000000000000000 0000000000000001 ffff82c480120a63
> (XEN)    0000000000000002 ffff8302b5e1e000 0000000000000000 0000000000000027
> (XEN)    0000000000000009 0000000000000000 ffff830431b7ff18 ffff82c480114716
> (XEN)    ffff830431b7ff18 000000000215400c ffff8302b5e1e000 0000000000000200
> (XEN)    0000000000000001 ffff82c4801112b0 0000000000000292 0000000000000292
> (XEN)    ffff82f6082a50a0 ffff830431bcd068 ffff82c4802bc5d0 0000000000000000
> (XEN)    0000000000000009 0000000002156004 0000000000000004 ffff830431b7ff18
> (XEN)    0000000000000006 ffff82c480298480 ffff82c400000004 ffff830431b88080
> (XEN)    ffff82c4802a9f60 0000000000000092 000000000000001e ffff82c4802bb880
> (XEN)    0000000000000005 ffff830431b880a8 ffff82c480122d1b ffff8300bf76a000
> (XEN)    ffff8300bf76a000 ffff82c480150769 0000001da663789e ffff82c48015421d
> (XEN)    ffff82c4802bb6e0 ffff82c48011dc4b 0000000000000000 ffff82c48017ea86
> (XEN)    ffff8300bf76a000 0000000001c9c380 0000000002154004 0000000000000004
> (XEN)    0000000000000009 0000000000000002 ffff8302b5e1e000 000000000007c200
> (XEN)    0000000000338200 0000000000000100 00007f6de3ec33b7 0000000000000033
> (XEN)    0000000000000246 ffff8300bf76a000 00000000ffffffe7 00007fff5d864a80
> (XEN)    ffff8800272edd40 00007fff5d864b70 000000000007f800 ffff82c4801f6418
> (XEN)    000000000007f800 00007fff5d864b70 ffff8800272edd40 00007fff5d864a80
> (XEN)    00000000ffffffe7 ffff88002d5c8000 0000000000000282 00007fff5d864ac0
> (XEN) Xen call trace:
> (XEN)    [<ffff82c480113bf2>] alloc_heap_pages+0x542/0x570
> (XEN)    [<ffff82c480120a63>] cpumask_raise_softirq+0x83/0x90
> (XEN)    [<ffff82c480114716>] alloc_domheap_pages+0xe6/0x110
> (XEN)    [<ffff82c4801112b0>] do_memory_op+0x680/0x1ae0
> (XEN)    [<ffff82c480122d1b>] add_entry+0x4b/0xb0
> (XEN)    [<ffff82c480150769>] continue_nonidle_domain+0x9/0x30
> (XEN)    [<ffff82c48015421d>] continue_running+0xd/0x20
> (XEN)    [<ffff82c48011dc4b>] schedule+0x42b/0x560
> (XEN)    [<ffff82c48017ea86>] copy_from_user+0x26/0x90
> (XEN)    [<ffff82c4801f6418>] syscall_enter+0x88/0x8d
> (XEN)
> (XEN)
> (XEN) ****************************************
> (XEN) Panic on CPU 5:
> (XEN) Xen BUG at page_alloc.c:425
> (XEN) ****************************************
> (XEN)
> (XEN) Reboot in five seconds...
> 
> _______________________________________________
> Xen-devel mailing list
> Xen-devel@xxxxxxxxxxxxxxxxxxx 
> http://lists.xensource.com/xen-devel 




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