Subject: Re: kernel panic in domU
To: Martti Kuparinen <martti.kuparinen@iki.fi>
From: Manuel Bouyer <bouyer@antioche.eu.org>
List: port-xen
Date: 06/17/2005 23:50:40
On Fri, Jun 17, 2005 at 04:29:05PM +0300, Martti Kuparinen wrote:
> Martti Kuparinen wrote:
> >I got a kernel panic in my domU (3.0_BETA). dom0 is NetBSd 3.0_BETA.
> >
> >ROOT xenU:~> halt -p
> >Jun 17 12:50:11 xenU halt: halted by root
> >Jun 17 12:50:11 xenU syslogd: Exiting on signal 15
> >uvm_fault(0xc9be81c0, 0, 0, 1) -> 0xe
> >kernel: page fault trap, code=0
> >Stopped in pid 360.1 (bash) at  netbsd:spec_ioctl+0xe:  movl 0xc(%eax),%esi
> >spec_ioctl(ca517d84,ca517da4,9bec3,0,c037bb80) at netbsd:spec_ioctl+0xe
> >VOP_IOCTL(ca8a6360,80047476,ca517ea4,3,c9be00fc) at netbsd:VOP_IOCTL+0x40
> >vn_ioctl(c9bf4038,80047476,ca517ea4,c9be2b28,0) at netbsd:vn_ioctl+0x9e
> >sys_ioctl(c9beb39c,ca517f64,ca517f5c,0,c0331eb9) at netbsd:sys_ioctl+0x12e
> >syscall_plain() at netbsd:syscall_plain+0x18f
> >--- syscall (number 54) ---
> >0xbdbbfc87:
> >ds          0x11
> >es          0x11
> >fs          0x31
> >gs          0x11
> >edi         0
> >esi         0xca8a6360
> >ebp         0xca517d6c
> >ebx         0xca517d84
> >edx         0xca8a6360
> >ecx         0xc9bf4038
> >eax         0
> >eip         0xc02d287a  spec_ioctl+0xe
> >cs          0x9
> >eflags      0x10286
> >esp         0xca517d64
> >ss          0x11
> >netbsd:spec_ioctl+0xe:  movl    0xc(%eax),%esi
> >Stopped in pid 360.1 (bash) at  netbsd:spec_ioctl+0xe:  movl 0xc(%eax),%esi
> >db>
> 
> When I'm running some benchmarking (to update my article) I get this
> every time on all domUs.

Can you send me your benchmarking tool that reproduce this ?
BTW, my desktop sometimes crash at shutdown. I don't know why because it's
still in X when this happens, but it may not be Xen-specific.

-- 
Manuel Bouyer <bouyer@antioche.eu.org>
     NetBSD: 26 ans d'experience feront toujours la difference
--