[Xen-bugs] [Bug 1025] New: Data corrupted after copied into a 32bit win2k3 on 64bit hypervisor with rtl8139

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http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=1025

           Summary: Data corrupted after copied into a 32bit win2k3 on 64bit
                    hypervisor with rtl8139
           Product: Xen
           Version: unstable
          Platform: Other
        OS/Version: All
            Status: NEW
          Severity: normal
          Priority: P2
         Component: HVM
        AssignedTo: xen-bugs@xxxxxxxxxxxxxxxxxxx
        ReportedBy: yunfeng.zhao@xxxxxxxxx


Environment:
------------
Service OS (ia32/ia32e/IA64): IA32e
Guest OS (ia32/ia32e/IA64): IA32
Change Set: 15521
Hardware: 



Bug detailed description:
--------------------------
Use RTL8139 as guest network interface, create a 32-bit windows xp or 32-bit
windows 2003 guest on 64bit host, transfer a big files from a samba server to
the guest, the file can be transfered. but 
if you check the transfered file and you will find that the data of the file is
incorrect. you can 
try to transfer a rar or zip file, and then extract the file.  


Reproduce steps:
----------------
1. create a 32-bit windows xp or 32-bit windows 2003 as guest OS, use RTL8139
network 
configure network like this
vif = [ 'type=ioemu, bridge=xenbr0' ]
2. prepare a big rar or zip file(more than 1G) in samba server
3. copy this file from samba server to windows guest
4. try to extract this file and you will see this issue

another way
2. prepare a big file and make md5 checksum fot it
3. copy this file from samba server to windows guest
4. use md5 tools verified the transfered file in guest OS and you will see this
issue

Current result:
----------------


Expected result:
----------------


Basic root-causing log:
----------------------


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