kern/148262: panic: HYPERVISOR_update_va_mapping

[Yuriy Kohut]

>Number:         148262
>Category:       kern
>Synopsis:       panic: HYPERVISOR_update_va_mapping
>Confidential:   no
>Severity:       critical
>Priority:       low
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Wed Jun 30 12:50:06 UTC 2010
>Closed-Date:
>Last-Modified:
>Originator:     Yuriy Kohut
>Release:        Build based on CVS tag=RELENG_8
>Organization:
UK2, OnApp
>Environment:
Not available.
Arch: i386
release=cvs tag=RELENG_8
>Description:
Build is based on CVS tag=RELENG_8 according to the documentation ('Preparing the Guest' chapter) at:
http://forums.freebsd.org/showthread.php?t=10268

When Xen DomU is booted, its kernel panics.

panic: HYPERVISOR_update_va_mapping(((unsigned long)(va)), (pa | 0x002 | 0x001 | pgeflag | pmap_cache_bits(mode, 0)), UVMF_INVLPG| UVMF_ALL) < 0: /usr/src/sys/i386/xen/pmap.c:1269
cpuid = 0
KDB: enter: panic
[thread pid 0 tid 0 ]
Stopped at      kdb_enter+0x3a: movl    $0,kdb_why
db> 
db> where
Tracing pid 0 tid 0 td 0xc03e3d70
kdb_enter(c036e498,c036e498,c03938bb,c067acb4,0,...) at kdb_enter+0x3a
panic(c03938bb,c039bce1,c039b9f3,4f5,0,...) at panic+0x136
pmap_mapdev_attr(0,0,500,6,c067ad44,...) at pmap_mapdev_attr+0x13d
pmap_mapbios(0,0,500,1,c067ad44,...) at pmap_mapbios+0x27
x86bios_call(c22e53c0,0,0,76,c0372b69,...) at x86bios_call+0x212
module_register_init(c03deb90,1020800,1020800,67f000,0,...) at module_register_init+0xa7
mi_startup(67f000,0,0,0,0,...) at mi_startup+0x96
btext() at btext+0x95
>How-To-Repeat:

>Fix:


>Release-Note:
>Audit-Trail:
>Unformatted: