[Xen-devel] Kernel panic during DomU boot (amd64)

[Robin van Leeuwen <rvl@xxxxxxxxxxx>]

Included at bottom my console during boot of domU
and xend.log....

amd64:/usr/src/xen-unstable.hg# hg tip
changeset:   6552:8af8ddf9107832cfe509ffe8e9f7ee65856b2fa3
tag:         tip
user:        kaf24@xxxxxxxxxxxxxxxxxxxx
date:        Wed Aug 31 16:53:43 2005
summary:     Fix non-SMP build, broken by the previous changeset.



During boot of DomU:

--------------------------------------
VFS: Mounted root (ext2 filesystem) readonly.
Warning: unable to open an initial console.
Unable to handle kernel NULL pointer dereference at 0000000000000000 RIP:
<ffffffff80226123>{visual_init+163}
PGD 5e3067 PUD 5e4067 PMD 0
Oops: 0000 [1] PREEMPT SMP
CPU 0
Modules linked in:
Pid: 1, comm: init Not tainted 2.6.12.5-xenU
RIP: e030:[<ffffffff80226123>] <ffffffff80226123>{visual_init+163}
RSP: e02b:ffff88000049fd88  EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff88000058b200 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff88000058b200
RBP: 0000000000000000 R08: 0000000000000001 R09: ffff88000124c000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000001 R14: 0000000000400000 R15: 0000000000008102
FS:  00002aaaaae00640(0000) GS:ffffffff80405780(0000) knlGS:ffffffff805f9500
CS:  e033 DS: 0000 ES: 0000
Process init (pid: 1, threadinfo ffff88000049e000, task ffff88000049d4a0)
Stack: ffff88000058b200 ffff88000058b200 0000000000000000 0000000000000000
      0000000000000000 ffffffff802262df ffff88000124b000 ffff88000124b000
      0000000000000000 0000000000000000
Call Trace:<ffffffff802262df>{vc_allocate+191} 
<ffffffff80228dd1>{con_open+49}
      <ffffffff8021a59f>{tty_open+463} <ffffffff801867c4>{chrdev_open+436}
      <ffffffff8017c56c>{dentry_open+300} <ffffffff8017c422>{filp_open+66}
      <ffffffff802eb57b>{_spin_lock+27} 
<ffffffff8017c77b>{get_unused_fd+219}
      <ffffffff8017c8cc>{sys_open+76} <ffffffff80112c0a>{system_call+134}
      <ffffffff80112b84>{system_call+0}

Code: 48 8b 2a 48 85 ed 74 61 48 89 ef e8 cd aa f2 ff 85 c0 75 0c
RIP <ffffffff80226123>{visual_init+163} RSP <ffff88000049fd88>
CR2: 0000000000000000
<0>Kernel panic - not syncing: Attempted to kill init!




xend.log:

------------------------
[2005-08-31 23:28:34 xend] DEBUG (image:153) initDomain: cpu=-1 
mem_kb=65536 ssidref=-1 dom=6
[2005-08-31 23:28:34 xend] DEBUG (XendDomainInfo:804) init_domain> 
Created domain=6 name=samba-ha memory=64
[2005-08-31 23:28:34 xend] INFO (XendRoot:141) EVENT> xend.domain.create 
['samba-ha', 6]
[2005-08-31 23:28:34 xend] INFO (image:208) buildDomain os=linux dom=6 
vcpus=1
[2005-08-31 23:28:34 xend] DEBUG (image:246) dom            = 6
[2005-08-31 23:28:34 xend] DEBUG (image:247) image          = 
/boot/vmlinuz-2.6.12-xenU
[2005-08-31 23:28:34 xend] DEBUG (image:248) control_evtchn = 1
[2005-08-31 23:28:34 xend] DEBUG (image:249) store_evtchn   = 2
[2005-08-31 23:28:34 xend] DEBUG (image:250) console_evtchn = 3
[2005-08-31 23:28:34 xend] DEBUG (image:251) cmdline        =  
ip=192.168.2.101:1.2.3.4:192.168.2.1:255.255.255.0:samba-ha:eth0:off 
root=/dev/hda1 ro 1
[2005-08-31 23:28:34 xend] DEBUG (image:252) ramdisk        =
[2005-08-31 23:28:34 xend] DEBUG (image:253) flags          = 0
[2005-08-31 23:28:34 xend] DEBUG (image:254) vcpus          = 1
[2005-08-31 23:28:34 xend] INFO (xsobj:326) DBMap>introduceDomain> 6 
259010 <EventChannel dom1:0:18 dom2:6:2> 
/domain/a7acba05-ad50-493c-808d-0e2aaaf7415e
[2005-08-31 23:28:34 xend] DEBUG (XendDomainInfo:657) writing key 
availability=online to path /cpu/0 in store
[2005-08-31 23:28:34 xend] WARNING (XendDomainInfo:1063) Unknown config 
field boot
[2005-08-31 23:28:34 xend] WARNING (XendDomainInfo:1063) Unknown config 
field display
[2005-08-31 23:28:34 xend] ERROR (process:37) [block-file] ioctl: 
LOOP_SET_FD: Device or resource busy
[2005-08-31 23:28:34 xend] ERROR (XendDomainInfo:434) ['vif', ['mac', 
'aa:00:00:7a:f3:da'], ['bridge', 'xen-br0']]
[2005-08-31 23:28:35 xend] ERROR (XendDomainInfo:454) aa:00:00:7a:f3:da
[2005-08-31 23:28:35 xend] INFO (XendRoot:141) EVENT> 
xend.domain.unpause ['samba-ha', 6]



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