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[Xen-devel] unable to handle kernel paging request at vir

To: xen devel <xen-devel@xxxxxxxxxxxxxxxxxxx>
Subject: [Xen-devel] unable to handle kernel paging request at virtual address c5c1d000
From: "Christopher S. Aker" <caker@xxxxxxxxxxxx>
Date: Sun, 06 Apr 2008 16:05:20 -0400
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Xen 3.2.1-rc1 64 bit
Dom0: PAE
DomU: (from a pull a few weeks ago)


kernel: BUG: unable to handle kernel paging request at virtual address c5c1d000
kernel: printing eip:
kernel: c0140912
kernel: 05dce000 -> *pde = 00000004:adc84027
kernel: 123f0000 -> *pme = 00000004:e006a067
kernel: 0002a000 -> *pte = 00000000:00000000
kernel: Oops: 0002 [#1]
kernel: SMP
kernel: Modules linked in:
kernel: CPU: 3
kernel: EIP: 0061:[<c0140912>] Not tainted VLI
kernel: EFLAGS: 00210246 ( #1)
kernel: EIP is at get_page_from_freelist+0x394/0x43b
kernel: eax: 00000000 ebx: c10b83a0 ecx: 00000400 edx: c0514900
kernel: esi: 00000000 edi: c5c1d000 ebp: c10b83a0 esp: eb05fde8
kernel: ds: 007b es: 007b ss: 0069
kernel: Process python (pid: 4426, ti=eb05e000 task=ecaca570 task.ti=eb05e000) kernel: Stack: 00000003 00000044 c5c1d000 00000001 00000000 00000003 00000000 000280d2 kernel: c0515e2c 00000001 e264c9bc 00000003 eaceed34 00000000 c0515e28 ecaca570 kernel: 000280d2 00000000 c0140a08 00000044 a5e34025 eb05ff28 d1ac143c 000280d2
kernel: Call Trace:
kernel: [<c0140a08>] __alloc_pages+0x4f/0x2d2
kernel: [<c01527f0>] anon_vma_prepare+0x3f/0xac
kernel: [<c014c9a5>] __handle_mm_fault+0xfc3/0x15db
kernel: [<c01103ea>] do_page_fault+0x10f/0xc70
kernel: [<c01096c3>] sys_mmap2+0x5e/0x89
kernel: [<c01102db>] do_page_fault+0x0/0xc70
kernel: [<c01052e3>] error_code+0x2b/0x30
kernel: Code: 8b 44 24 0c 85 c0 0f 8e 4e ff ff ff 89 dd 31 f6 ba 03 00 00 00 89 e8 e8 cf 1f fd ff 89 44 24 08 31 c0 b9 00 04 00 00 8b 7c 24 08 <f3> ab ba 03 00 00 00 8b 44 24 08 e8 1f 1c fd ff 83 c6 01 83 c5 kernel: EIP: [<c0140912>] get_page_from_freelist+0x394/0x43b SS:ESP 0069:eb05fde8
kernel: <6>note: python[4426] exited with preempt_count 1


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