Re: [Xen-devel] Kernel BUG at "drivers/xen/blkfront/blkfront.c":95

[Robin van Leeuwen <rvl@xxxxxxxxxxx>]

Some gaps in my previous mail:
in my xen0 and xenU i disabled

   XEN_NETDEV_GRANT_TX=n
   XEN_NETDEV_GRANT_RX=n

To resolve bugzilla bug id 176
(http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=176)

Last pull of hg was patch of :  Fri Aug 26 15:06:49 2005


Robin van Leeuwen wrote:

> When i boot my domU on amd64 (debian unstable)
> i get during startup in xend.log:
>
> [2005-08-27 20:21:06 xend] DEBUG (image:153) initDomain: cpu=-1 
> mem_kb=131072 ssidref=-1 dom=3
> [2005-08-27 20:21:06 xend] DEBUG (XendDomainInfo:780) init_domain> 
> Created domain=3 name=samba-ha memory=128
> [2005-08-27 20:21:06 xend] INFO (XendRoot:141) EVENT> 
> xend.domain.create ['samba-ha', 3]
> [2005-08-27 20:21:06 xend] INFO (image:208) buildDomain os=linux dom=3 
> vcpus=1
> [2005-08-27 20:21:06 xend] INFO (xsobj:326) DBMap>introduceDomain> 3 
> 5882 <EventChannel dom1:0:18 dom2:3:2> 
> /domain/838ae36b-66f8$[2005-08-27 20:21:06 xend] DEBUG 
> (XendDomainInfo:640) writing key availability=online to path /cpu/0 in 
> store
> [2005-08-27 20:21:06 xend] WARNING (XendDomainInfo:1032) Unknown 
> config field boot
> [2005-08-27 20:21:06 xend] WARNING (XendDomainInfo:1032) Unknown 
> config field display
> [2005-08-27 20:21:06 xend] ERROR (XendDomainInfo:425) ['vif', ['mac', 
> 'aa:00:00:7e:cb:8c'], ['bridge', 'xen-br0']]
> [2005-08-27 20:21:06 xend] ERROR (XendDomainInfo:445) aa:00:00:7e:cb:8c
> [2005-08-27 20:21:06 xend] INFO (XendRoot:141) EVENT> 
> xend.domain.unpause ['samba-ha', 3]
> But my domain works fine. After a while (+/- 5 or 8 minutes the 
> following message appears:
> (i'm not sure if the n/ testing main was generated by the bug, i was 
> editting /etc/apt/sources.list
> when it happend)
>
> ----------- [cut here ] --------- [please bite here ] ---------
> Kernel BUG at "drivers/xen/blkfront/blkfront.c":95n/ testing main
> invalid operand: 0000 [1] SMP
> CPU 0 Modules linked in: md5 ipv6 ext3 jbd
> Pid: 30, comm: pdflush
>
> The domain stops responding on console and network. xm list shows:
> samba-ha           3      128    0      1   -----   2496.0
>
> xm top shows:
> 3 ------       2739   98.4     131072    6.3     131072       6.3     
> 1    1      110     3422    0
> so it's pretty musy doing something...
>
> any more info needed?
>
> kind regards,
>
> Robin van Leeuwen
>
>
> _______________________________________________
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> Xen-devel@xxxxxxxxxxxxxxxxxxx
> http://lists.xensource.com/xen-devel

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