xen下运行oracle的问题.

Question

我在xen linux中运行oracle, 在dmesg中看到如下错误

Bad pte = 0032e0a0, process = oracle, vm_flags = 70, vaddr = a6f73000
<b013f4cf> vm_normal_page+0x98/0xb0  <b013fc61> unmap_vmas+0x1f6/0x5ab
<b0143130> unmap_region+0x8e/0xf4  <b0143a4c> do_munmap+0x14f/0x1a2
<b0143adb> sys_munmap+0x3c/0x54  <b010480b> syscall_call+0x7/0xb
Bad pte = 0032e0a0, process = oracle, vm_flags = 70, vaddr = a6f74000
<b013f4cf> vm_normal_page+0x98/0xb0  <b013fc61> unmap_vmas+0x1f6/0x5ab
<b0143130> unmap_region+0x8e/0xf4  <b0143a4c> do_munmap+0x14f/0x1a2
<b0143adb> sys_munmap+0x3c/0x54  <b010480b> syscall_call+0x7/0xb
Bad pte = 0032e0a0, process = oracle, vm_flags = 70, vaddr = a6f75000
<b013f4cf> vm_normal_page+0x98/0xb0  <b013fc61> unmap_vmas+0x1f6/0x5ab
<b0143130> unmap_region+0x8e/0xf4  <b0143a4c> do_munmap+0x14f/0x1a2
<b0143adb> sys_munmap+0x3c/0x54  <b010480b> syscall_call+0x7/0xb
Bad pte = 0032e0a0, process = oracle, vm_flags = 70, vaddr = a6f76000
<b013f4cf> vm_normal_page+0x98/0xb0  <b013fc61> unmap_vmas+0x1f6/0x5ab
<b0143130> unmap_region+0x8e/0xf4  <b0143a4c> do_munmap+0x14f/0x1a2
<b0143adb> sys_munmap+0x3c/0x54  <b010480b> syscall_call+0x7/0xb

很多, 并且一直在增加
从oracle使用情况上来看, 没有什么异常.
请问是什么原因导致这个错误? 会不会导致系统不稳定或者数据库不稳定
我使用的xen版本是3.0, linux是debian sid, kernel版本是2.6.17-2-xen-k7, oracle版本为10.2.0.1