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Date: Fri, 26 Dec 2008 12:31:33 +0100
From: Udo van den Heuvel <udovdh@xs4all.nl>
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To: linux-kernel@vger.kernel.org
Subject: BUG or virtualbox issue?
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Hello,

Just started virtualbox for the first time on x86_64 Phenom system; is 
this a kernel issue or something for the VirtualBox people?

Dec 26 12:20:01 surfplank2 kernel: BUG: using smp_processor_id() in 
preemptible [00000000] code: VirtualBox/26774
Dec 26 12:20:01 surfplank2 kernel: caller is RTMpCpuId+0x9/0x10 [vboxdrv]
Dec 26 12:20:01 surfplank2 kernel: Pid: 26774, comm: VirtualBox Not 
tainted 2.6.28 #3
Dec 26 12:20:01 surfplank2 kernel: Call Trace:
Dec 26 12:20:01 surfplank2 kernel: [<ffffffff8036c964>] 
debug_smp_processor_id+0xd4/0xe0
Dec 26 12:20:01 surfplank2 kernel: [<ffffffffa03976a9>] 
RTMpCpuId+0x9/0x10 [vboxdrv]
Dec 26 12:20:01 surfplank2 kernel: [<ffffffffa03a59c3>] 
g_abExecMemory+0x6403/0x180000 [vboxdrv]
Dec 26 12:20:01 surfplank2 kernel: [<ffffffffa03a46a8>] 
g_abExecMemory+0x50e8/0x180000 [vboxdrv]
Dec 26 12:20:01 surfplank2 kernel: [<ffffffffa03aedb7>] 
g_abExecMemory+0xf7f7/0x180000 [vboxdrv]
Dec 26 12:20:01 surfplank2 kernel: [<ffffffffa03af232>] 
g_abExecMemory+0xfc72/0x180000 [vboxdrv]
Dec 26 12:20:01 surfplank2 kernel: [<ffffffffa03af0e7>] 
g_abExecMemory+0xfb27/0x180000 [vboxdrv]
Dec 26 12:20:01 surfplank2 kernel: [<ffffffffa0392a9d>] 
supdrvIOCtl+0xfbd/0x1e00 [vboxdrv]
Dec 26 12:20:01 surfplank2 kernel: [<ffffffffa0395f55>] 
rtMemAlloc+0x85/0xf0 [vboxdrv]
Dec 26 12:20:01 surfplank2 kernel: [<ffffffffa038e2d4>] 
VBoxDrvLinuxIOCtl+0x114/0x1f0 [vboxdrv]
Dec 26 12:20:01 surfplank2 kernel: [<ffffffff802bb75f>] vfs_ioctl+0x2f/0xa0
Dec 26 12:20:01 surfplank2 kernel: [<ffffffff802bb84c>] 
do_vfs_ioctl+0x7c/0x470
Dec 26 12:20:01 surfplank2 kernel: [<ffffffff802bbce1>] sys_ioctl+0xa1/0xb0
Dec 26 12:20:01 surfplank2 kernel: [<ffffffff8020b8cb>] 
system_call_fastpath+0x16/0x1b


Udo