WARNING - OLD ARCHIVES

This is an archived copy of the Xen.org mailing list, which we have preserved to ensure that existing links to archives are not broken. The live archive, which contains the latest emails, can be found at http://lists.xen.org/
   
 
 
Xen 
 
Home Products Support Community News
 
   
 

xen-devel

Re: [Xen-devel] Crash during boot in Debian lenny default dom0 kernel (2

To: Pasi Kärkkäinen <pasik@xxxxxx>
Subject: Re: [Xen-devel] Crash during boot in Debian lenny default dom0 kernel (2.6.26-2-xen-686)
From: George Dunlap <George.Dunlap@xxxxxxxxxxxxx>
Date: Wed, 24 Feb 2010 23:57:38 +0000
Cc: Sander Eikelenboom <linux@xxxxxxxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxx
Delivery-date: Wed, 24 Feb 2010 15:58:39 -0800
Dkim-signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:sender:received:in-reply-to :references:date:x-google-sender-auth:message-id:subject:from:to:cc :content-type:content-transfer-encoding; bh=xZbx8uOV5Re+orbkL5H0ZkcoD/zbcpmf0ktbtXXsbvo=; b=acLPC9ZKnPRcuXvSK3IMtp74o1ouuP4rrNSKkEvjplqyfqpoxc3p7mLypX0mpTrgB5 iNHto4AMxZR7Px2YgC7GDqKVNGkJwO9FnSYG3A320YWqHy81lJ+/zAKAPeQDVVDUPQfo bBK6oKTp87M9d2MtI19jRwhEIOWCMwCUbf48Q=
Domainkey-signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:sender:in-reply-to:references:date :x-google-sender-auth:message-id:subject:from:to:cc:content-type :content-transfer-encoding; b=HZx4+2jZxpT8YKOpQUqVqwJvgVDEDBfksPkgcrP6luE/+hKOycSRJ+NmmKQl2daN0i DGKN5tcFI49rjHsPwzAyTy23ml3qyi0Zemq9rm76jJNc99hy986/SUSIrjSJp8F5rFtU NXOdP1UEb9Agh1niQbes4OejKJ4PDwZ0Jkrss=
Envelope-to: www-data@xxxxxxxxxxxxxxxxxxx
In-reply-to: <20100224202009.GE2761@xxxxxxxxxxx>
List-help: <mailto:xen-devel-request@lists.xensource.com?subject=help>
List-id: Xen developer discussion <xen-devel.lists.xensource.com>
List-post: <mailto:xen-devel@lists.xensource.com>
List-subscribe: <http://lists.xensource.com/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=subscribe>
List-unsubscribe: <http://lists.xensource.com/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe>
References: <de76405a1002241047w4d138abbjc872c371c0e742ed@xxxxxxxxxxxxxx> <25841307.20100224200810@xxxxxxxxxxxxxx> <20100224202009.GE2761@xxxxxxxxxxx>
Sender: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
pci=nomsi in the guest command line?

I realize dom0 is a privileged guest, but it still seems like we
should try not to crash Xen as a result on guest input. :-)

Thanks for the work-around,
 -George

On Wed, Feb 24, 2010 at 8:20 PM, Pasi Kärkkäinen <pasik@xxxxxx> wrote:
> On Wed, Feb 24, 2010 at 08:08:10PM +0100, Sander Eikelenboom wrote:
>>
>> Wasn't pci=nomsi required for those kernels ?
>>
>
> Yeah, pci=nomsi has been the workaround for this bug..
> Many people have seen (and reported) this bug in the lenny kernel.
>
> Would be good to hunt down the actual reason..
>
> -- Pasi
>
>>
>> Wednesday, February 24, 2010, 7:47:09 PM, you wrote:
>>
>> > I recenty tried to boot my Debian lenny distro on a newer Intel
>> > Nehalem box using Debian Lenny's default xen kernel
>> > (2.6.26-2-xen-686), and it crashed during boot.  Full log attached,
>> > but the key info is here:
>>
>> > I tried doing a "binary search" to see where this was introduced, but
>> > it fails the same way all the way back to c/s 20000.
>>
>> > The same kernel/hypervisor combination boots fine on a different box I 
>> > have.
>>
>> >  -George
>>
>> > (XEN) ----[ Xen-4.0.0-rc4  x86_64  debug=n  Tainted:    C ]----
>> > (XEN) CPU:    15
>> > (XEN) RIP:    e008:[<ffff82c4801535a9>] pci_enable_msi+0x4c9/0x580
>> > (XEN) RFLAGS: 0000000000010282   CONTEXT: hypervisor
>> > (XEN) rax: ffff82c3ffeb6141   rbx: 0000000000000000   rcx: ffff830828b0e690
>> > (XEN) rdx: ffff830828b0e718   rsi: ffff8300bf6975b0   rdi: ffff830828b0e6e0
>> > (XEN) rbp: ffff83082cd7fec8   rsp: ffff83082cd7fd88   r8:  0000000000000005
>> > (XEN) r9:  ffff830828b0e700   r10: 00000000000000a8   r11: 0000000000000040
>> > (XEN) r12: ffff830828b0e710   r13: ffff830828b0e670   r14: ffff83082cd7fe38
>> > (XEN) r15: 0000000000000000   cr0: 000000008005003b   cr4: 00000000000026f0
>> > (XEN) cr3: 000000043fdcf000   cr2: ffff82c3ffeb614d
>> > (XEN) ds: 007b   es: 007b   fs: 00d8   gs: 0000   ss: 0000   cs: e008
>> > (XEN) Xen stack trace from rsp=ffff83082cd7fd88:
>> > (XEN)    0000000000000246 ffff830828b0e6e0 0000000080000000 
>> > 0000000100000000
>> > (XEN)    3408000000000000 0000000200000000 000f5861e4a00100 
>> > 0000000000000141
>> > (XEN)    ffff83082cd71ec8 ffff83082cd7fec8 0000000000000136 
>> > ffff83082cd60000
>> > (XEN)    0000000000000038 00000000ffffffed 0000000000000000 
>> > ffff82c480154832
>> > (XEN)    00000000000004d8 0000000000000038 00000000000000e0 
>> > ffff83083fd81c80
>> > (XEN)    ffff830828b0e670 00000000f5861e0c 0000000000000000 
>> > ffff83082cd60000
>> > (XEN)    ffff83082cd400f0 00000000f5861e0c 0000000000000136 
>> > 0000000000000038
>> > (XEN)    ffff83082cd7fec8 ffff82c4801ede5f 7265646e776f206f 
>> > ffff82c48024c080
>> > (XEN)    ffff83082cd60180 ffff83082cd7fe98 0000000000007ff0 
>> > ffffffffffffffff
>> > (XEN)    0000000800000000 0000000100000000 ffff8308f5861e4a 
>> > ffff82c4802eaa80
>> > (XEN)    0000000800000000 0000000000000038 f5861e4a00000001 
>> > 000000000000000f
>> > (XEN)    ffffffffffffffff ffff8300bf2e8000 0000000000000035 
>> > 0000000000000000
>> > (XEN)    0000000000000000 0000000000000000 0000000000000000 
>> > ffff82c4801ef863
>> > (XEN)    0000000000000000 0000000000000000 0000000000000000 
>> > 0000000000000000
>> > (XEN)    0000000000000035 000000000000000d 0000000000000000 
>> > 0000000000000000
>> > (XEN)    0000000000000000 0000000000000000 0000000000000021 
>> > 00000000f5861e0c
>> > (XEN)    00000000c033741f 00000000ffffffff 0000000000000000 
>> > 0000010000000000
>> > (XEN)    00000000c0101427 0000000000000061 0000000000000286 
>> > 00000000f5861e08
>> > (XEN)    0000000000000069 0000000000000000 0000000000000000 
>> > 0000000000000000
>> > (XEN)    0000000000000000 000000000000000f ffff8300bf2e8000
>> > (XEN) Xen call trace:
>> > (XEN)    [<ffff82c4801535a9>] pci_enable_msi+0x4c9/0x580
>> > (XEN)    [<ffff82c480154832>] map_domain_pirq+0x242/0x2f0
>> > (XEN)    [<ffff82c4801ede5f>] compat_physdev_op+0xc8f/0x1010
>> > (XEN)    [<ffff82c4801ef863>] compat_hypercall+0x83/0x90
>> > (XEN)
>> > (XEN) Pagetable walk from ffff82c3ffeb614d:
>> > (XEN)  L4[0x105] = 00000000bf4e2027 5555555555555555
>> > (XEN)  L3[0x10f] = 00000000bf698063 5555555555555555
>> > (XEN)  L2[0x1ff] = 00000000bf697063 5555555555555555
>> > (XEN)  L1[0x0b6] = f5861e4a00100173 ffffffffffffffff
>> > (XEN)
>> > (XEN) ****************************************
>> > (XEN) Panic on CPU 15:
>> > (XEN) FATAL PAGE FAULT
>> > (XEN) [error_code=000b]
>> > (XEN) Faulting linear address: ffff82c3ffeb614d
>> > (XEN) ****************************************
>>
>>
>>
>> --
>> Best regards,
>>  Sander                            mailto:linux@xxxxxxxxxxxxxx
>>
>>
>> _______________________________________________
>> Xen-devel mailing list
>> Xen-devel@xxxxxxxxxxxxxxxxxxx
>> http://lists.xensource.com/xen-devel
>
> _______________________________________________
> Xen-devel mailing list
> Xen-devel@xxxxxxxxxxxxxxxxxxx
> http://lists.xensource.com/xen-devel
>

_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-devel

<Prev in Thread] Current Thread [Next in Thread>