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RE: [Xen-devel] Xen unstable crash



Thanks for the log, seems the count info  is -1UL in such situation, I think it 
may because some change to count_info, and I will try to check it.

Thanks
Yunhong Jiang

>-----Original Message-----
>From: Keir Fraser [mailto:keir.fraser@xxxxxxxxxxxxx] 
>Sent: 2009年3月13日 18:39
>To: Andrew Lyon; Xen-devel
>Cc: Jiang, Yunhong
>Subject: Re: [Xen-devel] Xen unstable crash
>
>Thanks. Our testing has showed this up too. The cause hasn't 
>been tracked
>down yet unfortunately.
>
> -- Keir
>
>On 13/03/2009 10:33, "Andrew Lyon" <andrew.lyon@xxxxxxxxx> wrote:
>
>> Hi,
>> 
>> Running Xen unstable on a Dell Optiplex 755, after starting and
>> shutting down a few hvm's the system crashes with the following
>> message:
>> 
>> This is with Xensource 2.6.18.8 kernel:
>> 
>> (XEN) ** page_alloc.c:407 -- 449/512 ffffffffffffffff
>> (XEN) Xen BUG at page_alloc.c:409
>> (XEN) ----[ Xen-3.4-unstable  x86_64  debug=y  Not tainted ]----
>> (XEN) CPU:    1
>> (XEN) RIP:    e008:[<ffff828c8011206f>] alloc_heap_pages+0x35a/0x486
>> (XEN) RFLAGS: 0000000000010286   CONTEXT: hypervisor
>> (XEN) rax: 0000000000000000   rbx: ffff82840199b820   rcx: 
>0000000000000001
>> (XEN) rdx: 000000000000000a   rsi: 000000000000000a   rdi: 
>ffff828c801fedec
>> (XEN) rbp: ffff830127fdfcb8   rsp: ffff830127fdfc58   r8:  
>0000000000000004
>> (XEN) r9:  0000000000000004   r10: 0000000000000010   r11: 
>0000000000000010
>> (XEN) r12: ffff828401998000   r13: 00000000000001c1   r14: 
>0000000000000200
>> (XEN) r15: 0000000000000000   cr0: 0000000080050033   cr4: 
>00000000000026f0
>> (XEN) cr3: 000000011f46e000   cr2: 000000000133a000
>> (XEN) ds: 0000   es: 0000   fs: 0063   gs: 0000   ss: e010   cs: e008
>> (XEN) Xen stack trace from rsp=ffff830127fdfc58:
>> (XEN)    0000000900000001 0000000000000098 0000000000000200 
>0000000100000001
>> (XEN)    ffff830127fdfcf8 ffff828c801a5c68 ffff830127fdfccc 
>ffff830127fdff28
>> (XEN)    0000000000000027 0000000000000000 ffff83011d9c4000 
>0000000000000000
>> (XEN)    ffff830127fdfcf8 ffff828c8011383b 0100000400000009 
>ffff830127fdff28
>> (XEN)    0000000000000006 0000000044803760 00000000448037c0 
>0000000000000000
>> (XEN)    ffff830127fdff08 ffff828c80110591 0000000000000000 
>0000000000000000
>> (XEN)    0000000000000000 0000000000000000 0000000000000000 
>0000000000000000
>> (XEN)    0000000000000200 0000000000000001 0000000000000000 
>0000000000000001
>> (XEN)    ffff828c80214d00 ffff830127fdfda8 ffff830127fdfde8 
>ffff828c80115811
>> (XEN)    0000000000000001 ffff828c80151777 ffff830127fdfda8 
>ffff828c8013c559
>> (XEN)    0000000000000004 0000020000000001 ffff830127fdfdb8 
>ffff828c8013c5f6
>> (XEN)    ffff830127fdfde8 ffff828c80107247 ffff830127fdfde8 
>ffff828c8011d73e
>> (XEN)    0000000000000001 0000000000000000 ffff830127fdfe28 
>ffff83011d9c4000
>> (XEN)    0000000000000282 0000000400000009 0000000044803750 
>ffff8300cfdfc030
>> (XEN)    ffff830127ff1f28 0000000000000002 ffff830127fdfe58 
>ffff828c80119cb7
>> (XEN)    00007cfed8020197 ffff828c80239180 0000000000000002 
>ffff830127fdfe68
>> (XEN)    ffff828c8011c0c8 ffff828c80239180 ffff830127fdfe78 
>ffff828c8014c173
>> (XEN)    ffff830127fdfe98 ffff828c801d166d ffff830127fdfe98 
>00000000000cce00
>> (XEN)    000000000001f600 ffff828c801d2063 0000000044803750 
>0000000000000004
>> (XEN)    0000000000000009 000000000000000a 00002b820b4a5eb7 
>ffff83011d9c4000
>> (XEN) Xen call trace:
>> (XEN)    [<ffff828c8011206f>] alloc_heap_pages+0x35a/0x486
>> (XEN)    [<ffff828c8011383b>] alloc_domheap_pages+0x128/0x17b
>> (XEN)    [<ffff828c80110591>] do_memory_op+0x988/0x17a7
>> (XEN)    [<ffff828c801cf1bf>] syscall_enter+0xef/0x149
>> (XEN)
>> (XEN)
>> (XEN) ****************************************
>> (XEN) Panic on CPU 1:
>> (XEN) Xen BUG at page_alloc.c:409
>> (XEN) ****************************************
>> (XEN)
>> 
>> And here again running opensuse 2.6.27 kernel:
>> 
>> (XEN) ** page_alloc.c:534 -- 0/1 ffffffffffffffff
>> (XEN) Xen BUG at page_alloc.c:536
>> (XEN) ----[ Xen-3.4-unstable  x86_64  debug=y  Not tainted ]----
>> (XEN) CPU:    1
>> (XEN) RIP:    e008:[<ffff828c80112d77>] free_heap_pages+0x12f/0x4b8
>> (XEN) RFLAGS: 0000000000010206   CONTEXT: hypervisor
>> (XEN) rax: 0000000000000000   rbx: ffff82840236e3e0   rcx: 
>0000000000000001
>> (XEN) rdx: ffffffffffffffff   rsi: 000000000000000a   rdi: 
>ffff828c801fedec
>> (XEN) rbp: ffff830127fdfe90   rsp: ffff830127fdfe40   r8:  
>0000000000000004
>> (XEN) r9:  0000000000000004   r10: 0000000000000010   r11: 
>0000000000000010
>> (XEN) r12: ffff82840236e3e0   r13: 0000000000000000   r14: 
>0000000000000000
>> (XEN) r15: 0080000000000000   cr0: 000000008005003b   cr4: 
>00000000000026f0
>> (XEN) cr3: 00000000bf1b2000   cr2: 00000000004878d5
>> (XEN) ds: 0000   es: 0000   fs: 0000   gs: 0000   ss: e010   cs: e008
>> (XEN) Xen stack trace from rsp=ffff830127fdfe40:
>> (XEN)    0000000000000001 ffff82840236e3e0 0000000127fdfe90 
>0000000000000001
>> (XEN)    0000000000000000 0000000000000200 c2c2c2c2c2c2c2c2 
>ffff82840236e3c0
>> (XEN)    ffff82840236e2e0 ffff830000000000 ffff830127fdfed0 
>ffff828c8011329a
>> (XEN)    000000985dfe4f8c 0000000000000001 ffff830127fdff28 
>ffff828c80297880
>> (XEN)    0000000000000002 ffff828c80239100 ffff830127fdff00 
>ffff828c8011ba21
>> (XEN)    ffff8800e9be5d80 ffff830127fdff28 ffff828c802375b0 
>ffff8300cee8a000
>> (XEN)    ffff830127fdff20 ffff828c8013ca78 0000000000000001 
>ffff8300cfaee000
>> (XEN)    ffff830127fdfda8 ffff8800e9be5d80 ffff8800ea1006c0 
>ffffffff8070f1c0
>> (XEN)    000000000000008f ffff8800c4df3c98 0000000000000184 
>0000000000000246
>> (XEN)    ffff8800c4df3d68 ffff8800eab76b00 0000000000000000 
>0000000000000000
>> (XEN)    ffffffff802073aa 0000000000000009 00000000deadbeef 
>00000000deadbeef
>> (XEN)    0000010000000000 ffffffff802073aa 000000000000e033 
>0000000000000246
>> (XEN)    ffff8800c4df3c60 000000000000e02b 7f766dfbff79beef 
>fddffff4f3b9beef
>> (XEN)    008488008022beef 0001000a0a03beef f7f5ff7b00000001 
>ffff8300cfaee000
>> (XEN) Xen call trace:
>> (XEN)    [<ffff828c80112d77>] free_heap_pages+0x12f/0x4b8
>> (XEN)    [<ffff828c8011329a>] page_scrub_softirq+0x19a/0x23c
>> (XEN)    [<ffff828c8011ba21>] do_softirq+0x6a/0x77
>> (XEN)    [<ffff828c8013ca78>] idle_loop+0x9d/0x9f
>> (XEN)
>> (XEN)
>> (XEN) ****************************************
>> (XEN) Panic on CPU 1:
>> (XEN) Xen BUG at page_alloc.c:536
>> (XEN) ****************************************
>> (XEN)
>> (XEN) Reboot in five seconds...
>> 
>> 
>> Andy
>> 
>> _______________________________________________
>> Xen-devel mailing list
>> Xen-devel@xxxxxxxxxxxxxxxxxxx
>> http://lists.xensource.com/xen-devel
>
>
>
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