From mboxrd@z Thu Jan 1 00:00:00 1970 From: jincm12 Subject: xen vm linux after update kernel can not start for CONFIG_VMSPLIT_2G=y , why ? Date: Thu, 19 Jun 2014 15:15:51 +0800 Message-ID: <201406191515480272217@gmail.com> Reply-To: jincm12 Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============3440462330041709733==" Return-path: List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: xen-devel List-Id: xen-devel@lists.xenproject.org This is a multi-part message in MIME format. --===============3440462330041709733== Content-Type: multipart/alternative; boundary="----=_001_NextPart627285487572_=----" This is a multi-part message in MIME format. ------=_001_NextPart627285487572_=---- Content-Type: text/plain; charset="gb2312" Content-Transfer-Encoding: base64 aGVsbG86DQogICAgd2hvIGNhbiBoZWxwIG1lPyANCkkgY3JlYXRlIG9uZSB4ODYgY2VudG9zNi4w IHZtIG9uIHhlbiAzLjEsYWZ0ZXIgaXQgaW5zdGFsbGVkICxldmVyeXRoaW5nIGlzIG9rO0kgbmVl ZCB0byB1cGRhdGUgdGhlIGtlcm5lbCBmb3Igd29ya2luZyByZWFzb24sd2hlbiBpIGNvbXBpbGUg 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hello:
    who can help me?
I create one x86 centos6.0 vm on xen 3.1,a= fter it=20 installed ,everything is ok;I need to update the kernel for working=20 reason,when i compile linux 
kernel(x86  2.6.32.15 or=20 2.6.34.9) with 1.config ,kernel can start ,b= ut when i used 2.config for=20 CONFIG_VMSPLIT_2G=3Dy and CONFIG_PAGE_OFFSET=3D0x80000000=20 ,kernel can not start;
   
[root@xen ~]# xm list
Name           = ;            &= nbsp;           &nb= sp;  ID Mem(MiB) VCPUs State   Tim= e(s)
Domain-0          &= nbsp;           &nb= sp;            = ;0     1737     1 r= -----   2822.9
centos6          &n= bsp;           &nbs= p;            = 12     1300     1 -= ---c-      0.0
 
xm dmesg info:
 
(XEN) mm.c:982:d12 PAE L3 3rd slot is&n= bsp;shared
(XEN) mm.c:1189:d12 Failure in alloc_l3_table:&nb= sp;entry 4
(XEN) mm.c:1785:d12 Error while validating m= fn bcc74 (pfn 147e) for type 60000000: = caf=3D80000003 taf=3D60000001
(XEN) mm.c:2148:d12 Error while installing n= ew baseptr bcc74
(XEN) mm.c:982:d12 PAE L3 3rd slot is&n= bsp;shared
(XEN) mm.c:1189:d12 Failure in alloc_l3_table:&nb= sp;entry 4
(XEN) mm.c:1785:d12 Error while validating m= fn bcc74 (pfn 147e) for type 60000000: = caf=3D80000003 taf=3D60000001
(XEN) mm.c:2375:d12 Error while pinning mfn&= nbsp;bcc74
(XEN) traps.c:405:d12 Unhandled invalid opcode&nb= sp;fault/trap [#6] in domain 12 on VCPU = ;0 [ec=3D0000]
(XEN) domain_crash_sync called from entry.S = (ff1867fe)
(XEN) Domain 12 (vcpu#0) crashed on cpu= #0:
(XEN) ----[ Xen-3.1.2-194.el5  x86_32p  = ;debug=3Dn  Not tainted ]----
(XEN) CPU:    0
(XEN) EIP:    e019:[<81003a0a>]
(XEN) EFLAGS: 00000282   CONTEXT: guest=
(XEN) eax: ffffffea   ebx: 8147df74&nbs= p;  ecx: 00000001   edx: 00000000
(XEN) esi: 00007ff0   edi: 00000000&nbs= p;  ebp: 8147df8c   esp: 8147df68
(XEN) cr0: 8005003b   cr4: 000006f0&nbs= p;  cr3: 5d6fc000   cr2: 00000000
(XEN) ds: e021   es: e021  &n= bsp;fs: 00d8   gs: 0000   ss: = ;e021   cs: e019
(XEN) Guest stack trace from esp=3D8147df68:=
(XEN)    81003a0a 0001e019 00010082&nbs= p;00000002 000bcc74 81003dbc 00000000 8147e010
(XEN)    00000000 8147dfd8 814dd893&nbs= p;00000000 00000000 00000000 00000000 bcbaa001
(XEN)    00000000 00051400 87257000&nbs= p;00007c00 81544000 00000800 0000003e 00000201
(XEN)    00007c00 87257000 87254000&nbs= p;00000000 8147dffc 814dd194 00000000 000206a7
(XEN)    00010800 90980203 0f898171&nbs= p;00000000 87254000 00000000 00000000 00000000
(XEN)    00000000 00000000 bcbaa001&nbs= p;00000000 5d6fa001 00000000 00000000 00000000
(XEN)    00000000 00000000 00000000&nbs= p;00000000 00000000 00000000 00000000 00000000
(XEN)    00000000 00000000 00000000&nbs= p;00000000 00000000 00000000 00000000 00000000
(XEN)    00000000 00000000 00000000&nbs= p;00000000 00000000 00000000 00000000 00000000
(XEN)    00000000 00000000 00000000&nbs= p;00000000 00000000 00000000 00000000 00000000
(XEN)    00000000 00000000 00000000&nbs= p;00000000 00000000 00000000 00000000 00000000
(XEN)    00000000 00000000 00000000&nbs= p;00000000 00000000 00000000 00000000 00000000
(XEN)    00000000 00000000 00000000&nbs= p;00000000 00000000 00000000 00000000 00000000
(XEN)    00000000 00000000 00000000&nbs= p;00000000 00000000 00000000 00000000 00000000
(XEN)    00000000 00000000 00000000&nbs= p;00000000 00000000 00000000 00000000 00000000
(XEN)    00000000 00000000 00000000&nbs= p;00000000 00000000 00000000 00000000 00000000
(XEN)    00000000 00000000 00000000&nbs= p;00000000 00000000 00000000 00000000 00000000
(XEN)    00000000 00000000 00000000&nbs= p;00000000 00000000 00000000 00000000 00000000
(XEN)    00000000 00000000 00000000&nbs= p;00000000 00000000 00000000 00000000 00000000
(XEN)    00000000 00000000 00000000&nbs= p;00000000 00000000 00000000 00000000 00000000
 
   There are issues like this = ;on xen 3.* 4.* and xenserver6 .
 
 
  [root@localhost linux-2.6.32.15-rps]# diff = ;1.config 2.confg
4c4
< # Tue Jun 17 20:33:34 2014
---
> # Thu May 15 16:10:59 2014
298c298
< # CONFIG_VMSPLIT_3G is not set
---
> CONFIG_VMSPLIT_3G=3Dy
300c300
< CONFIG_VMSPLIT_2G=3Dy
---
> # CONFIG_VMSPLIT_2G is not set
303c303
< CONFIG_PAGE_OFFSET=3D0x80000000
---
> CONFIG_PAGE_OFFSET=3D0xC0000000
 

jincm12
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