http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=1307
Summary: VT-d NIC does not work in HVM guest
Product: Xen
Version: unstable
Platform: All
OS/Version: All
Status: NEW
Severity: blocker
Priority: P1
Component: Hypervisor
AssignedTo: xen-bugs@xxxxxxxxxxxxxxxxxxx
ReportedBy: haicheng.li@xxxxxxxxx
Environment:
------------
Service OS (ia32/ia32e/IA64): ia32 ia32e
Guest OS (ia32/ia32e/IA64): ia32 ia32e
Change Set: 18139
Hardware: Stoakley
Bug detailed description:
--------------------------
We create one HVM guest with one PCI or PCIe NIC assigned, the assigned NIC
does not work, guest can not get IP address.
Reproduce steps:
----------------
1) prepare one OS image(linux or Windows)
2) create HVM guest with one NIC assigned
Current result:
----------------
Expected result:
----------------
Basic root-causing log:
----------------------
(XEN) HVM1: unsupported PCI BIOS function 0x0E
(XEN) HVM1: int13_harddisk: function 15, unmapped device for ELDL=81
(XEN) hvm.c:1512:d1 guest attempted write to read-only memory page. gfn=0xc0,
me
(XEN) hvm.c:1512:d1 guest attempted write to read-only memory page. gfn=0xc9,
m5
(XEN) hvm.c:1512:d1 guest attempted write to read-only memory page. gfn=0xca,
m4
(XEN) hvm.c:1512:d1 guest attempted write to read-only memory page. gfn=0xcb,
m3
(XEN) hvm.c:1512:d1 guest attempted write to read-only memory page. gfn=0xcc,
m2
(XEN) hvm.c:1512:d1 guest attempted write to read-only memory page. gfn=0xcd,
m1
(XEN) hvm.c:1512:d1 guest attempted write to read-only memory page. gfn=0xce,
m0
(XEN) hvm.c:1512:d1 guest attempted write to read-only memory page. gfn=0xcf,
mf
(XEN) hvm.c:1512:d1 guest attempted write to read-only memory page. gfn=0xd0,
me
(XEN) hvm.c:1512:d1 guest attempted write to read-only memory page. gfn=0xd8,
m6
(XEN) hvm.c:1512:d1 guest attempted write to read-only memory page. gfn=0xd9,
m5
(XEN) hvm.c:1512:d1 guest attempted write to read-only memory page. gfn=0xda,
m4
(XEN) hvm.c:1512:d1 guest attempted write to read-only memory page. gfn=0xdb,
m3
(XEN) hvm.c:1512:d1 guest attempted write to read-only memory page. gfn=0xdc,
m2
(XEN) hvm.c:1512:d1 guest attempted write to read-only memory page. gfn=0xdd,
m1
(XEN) hvm.c:1512:d1 guest attempted write to read-only memory page. gfn=0xde,
m0
(XEN) hvm.c:1512:d1 guest attempted write to read-only memory page. gfn=0xdf,
mf
(XEN) hvm.c:1512:d1 guest attempted write to read-only memory page. gfn=0xe0,
me
(XEN) hvm.c:1512:d1 guest attempted write to read-only memory page. gfn=0xe1,
md
(XEN) hvm.c:1512:d1 guest attempted write to read-only memory page. gfn=0xe2,
mc
(XEN) hvm.c:1512:d1 guest attempted write to read-only memory page. gfn=0xe3,
mb
(XEN) hvm.c:1512:d1 guest attempted write to read-only memory page. gfn=0xe4,
ma
(XEN) hvm.c:1512:d1 guest attempted write to read-only memory page. gfn=0xe5,
m9
(XEN) hvm.c:1512:d1 guest attempted write to read-only memory page. gfn=0xe6,
m8
(XEN) hvm.c:1512:d1 guest attempted write to read-only memory page. gfn=0xe7,
m7
(XEN) hvm.c:1512:d1 guest attempted write to read-only memory page. gfn=0xe8,
m6
(XEN) hvm.c:1512:d1 guest attempted write to read-only memory page. gfn=0xe9,
m5
(XEN) hvm.c:1512:d1 guest attempted write to read-only memory page. gfn=0xea,
m4
(XEN) hvm.c:1512:d1 guest attempted write to read-only memory page. gfn=0xeb,
m3
(XEN) hvm.c:1512:d1 guest attempted write to read-only memory page. gfn=0xec,
m2
(XEN) hvm.c:1512:d1 guest attempted write to read-only memory page. gfn=0xed,
m1
(XEN) hvm.c:1512:d1 guest attempted write to read-only memory page. gfn=0xee,
m0
(XEN) hvm.c:1512:d1 guest attempted write to read-only memory page. gfn=0xef,
mf
(XEN) hvm.c:1512:d1 guest attempted write to read-only memory page. gfn=0xe0,
me
(XEN) HVM1: *** int 15h function AX=E980, BX=0082 not yet supported!
(XEN) vlapic.c:601:d1 Notice: Local APIC write with len = 1
(XEN) vlapic.c:724:d1 Local APIC Write to read-only register 0x30
(XEN) common.c:3519:d0 tracking VRAM f0000 - f0026
(XEN) irq.c:235: Dom1 PCI link 0 changed 5 -> 0
(XEN) irq.c:235: Dom1 PCI link 1 changed 10 -> 0
(XEN) irq.c:235: Dom1 PCI link 2 changed 11 -> 0
(XEN) irq.c:235: Dom1 PCI link 3 changed 5 -> 0
(XEN) domctl.c:792:d0 memory_map:remove: gfn=f3201 mfn=d8300 nr_mfns=1
(XEN) domctl.c:857:d0 ioport_map:remove f_gport=c200 f_mport=3000 np=40
(XEN) domctl.c:792:d0 memory_map:remove: gfn=f3000 mfn=d8200 nr_mfns=100
(XEN) domctl.c:792:d0 memory_map:remove: gfn=f3100 mfn=d8100 nr_mfns=100
(XEN) domctl.c:782:d0 memory_map:add: gfn=f3201 mfn=d8300 nr_mfns=1
(XEN) domctl.c:833:d0 ioport_map:add f_gport=c200 f_mport=3000 np=40
(XEN) domctl.c:782:d0 memory_map:add: gfn=f3000 mfn=d8200 nr_mfns=100
(XEN) domctl.c:782:d0 memory_map:add: gfn=f3100 mfn=d8100 nr_mfns=100
(XEN) stdvga.c:151:d1 leaving stdvga
(XEN) common.c:3495:d0 stopping tracking VRAM f0000 - f0026
(XEN) common.c:3519:d0 tracking VRAM f0000 - f00f0
(XEN) common.c:3495:d0 stopping tracking VRAM f0000 - f00f0
(XEN) common.c:3519:d0 tracking VRAM f0000 - f00e1
(XEN) domctl.c:792:d0 memory_map:remove: gfn=f3201 mfn=d8300 nr_mfns=1
(XEN) domctl.c:857:d0 ioport_map:remove f_gport=c200 f_mport=3000 np=40
(XEN) domctl.c:792:d0 memory_map:remove: gfn=f3000 mfn=d8200 nr_mfns=100
(XEN) domctl.c:792:d0 memory_map:remove: gfn=f3100 mfn=d8100 nr_mfns=100
(XEN) domctl.c:782:d0 memory_map:add: gfn=f3201 mfn=d8300 nr_mfns=1
(XEN) domctl.c:833:d0 ioport_map:add f_gport=c200 f_mport=3000 np=40
(XEN) domctl.c:782:d0 memory_map:add: gfn=f3000 mfn=d8200 nr_mfns=100
(XEN) domctl.c:782:d0 memory_map:add: gfn=f3100 mfn=d8100 nr_mfns=100
(XEN) domctl.c:792:d0 memory_map:remove: gfn=f3201 mfn=d8300 nr_mfns=1
(XEN) domctl.c:857:d0 ioport_map:remove f_gport=c200 f_mport=3000 np=40
(XEN) domctl.c:792:d0 memory_map:remove: gfn=f3000 mfn=d8200 nr_mfns=100
(XEN) domctl.c:792:d0 memory_map:remove: gfn=f3100 mfn=d8100 nr_mfns=100
(XEN) mm.c:661:d1 Bad L1 flags 10
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