From mboxrd@z Thu Jan  1 00:00:00 1970
From: David F Barrera <dfbp@us.ibm.com>
Subject: kernel BUG at arch/xen/i386/mm/hypervisor.c:354,
	(xen_create _contiguous_region)!
Date: Wed, 09 Nov 2005 10:36:19 -0600
Message-ID: <43722583.3020806@us.ibm.com>
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http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=3D395

The guest domain crashed during the routine daily tests that I ran.

Machine: IBM ThinkCentre, 1GB of RAM with FC3 based setup.

Xen build, PAE enabled using changeset:   7701:abbe3df33774

[root@thinkcentre-dom0 xen-unstable.hg]# cat /proc/cpuinfo
processor       : 0
vendor_id       : GenuineIntel
cpu family      : 15
model           : 3
model name      : Intel(R) Pentium(R) 4 CPU 3.00GHz
stepping        : 4
cpu MHz         : 2992.638
cache size      : 1024 KB
fdiv_bug        : no
hlt_bug         : yes
f00f_bug        : no
coma_bug        : no
fpu             : yes
fpu_exception   : yes
cpuid level     : 3
wp              : yes
flags           : fpu tsc msr pae mce cx8 apic mtrr mca cmov pat pse36=20
clflush
dts acpi mmx fxsr sse sse2 ss ht tm pbe pni monitor ds_cpl cid xtpr
bogomips        : 5976.88

Problem:

kernel BUG at arch/xen/i386/mm/hypervisor.c:354 (xen_create=20
_contiguous_region)!
 =C4<c011847b>=DC xen_create_contiguous_region+0x2eb/0x360
 =C4<c026761e>=DC net_rx_action+0x13e/0x220
 =C4<c01072d9>=DC skbuff_ctor+0x69/0x70
 =C4<c014d965>=DC cache_init_objs+0x55/0x90
 =C4<c014db8c>=DC cache_grow+0x13c/0x240
 =C4<c014deb6>=DC cache_alloc_refill+0x226/0x260
 =C4<c014e14c>=DC kmem_cache_alloc+0x9c/0xb0
 =C4<c02601cd>=DC alloc_skb_from_cache+0x4d/0x100
 =C4<c01071cb>=DC alloc_skb+0x9b/0xc0
 =C4<c025ee90>=DC sock_alloc_send_pskb+0xc0/0x1d0
 =C4<c025efcd>=DC sock_alloc_send_skb+0x2d/0x40
 =C4<c02aff19>=DC unix_stream_sendmsg+0x199/0x470
 =C4<c02c52a2>=DC schedule+0x3f2/0x780
 =C4<c025be31>=DC sock_aio_write+0x101/0x120
 =C4<c01778df>=DC pipe_wait+0x8f/0xb0
 =C4<c0169c39>=DC do_sync_write+0xc9/0x110
 =C4<c0177c0a>=DC pipe_readv+0x2ba/0x360
 =C4<c0139200>=DC autoremove_wake_function+0x0/0x60
 =C4<c0199c9a>=DC dnotify_parent+0x3a/0xe0
 =C4<c0177ce8>=DC pipe_read+0x38/0x40
 =C4<c0169d2c>=DC vfs_write+0xac/0x160
 =C4<c0169eb1>=DC sys_write+0x51/0x80
 =C4<c010a1e9>=DC syscall_call+0x7/0xb
Kernel panic - not syncing: BUG!

--=20
Regards,

David F Barrera