Description of problem: After upgrading to the latest kernel (kernel-xen0-2.6.16-1.2111_FC5) using yum, xend stopped working. Booting to the previous kernel (kernel-xen0-2.6.16-1.2096_FC5) solves the problem. The architecture is x86_64 - I'm running it on a 2 x dual core Opteron HP DL385 server. Version-Release number of selected component (if applicable): xen-3.0.1-4 How reproducible: Always Steps to Reproduce: 1. Upgrade domain0's kernel to version 2.6.16-1.2111_FC5 2. Reboot Xend fails to start up. Additional info: On the new kernel, xend logs the following errors in /var/log/xend.log: [2006-05-17 01:10:19 xend] INFO (SrvDaemon:285) Xend Daemon started [2006-05-17 01:10:19 xend] INFO (SrvDaemon:289) Xend changeset: unavailable . [2006-05-17 01:10:19 xend] ERROR (SrvDaemon:299) Exception starting xend ((111, 'Connection refused')) Traceback (most recent call last): File "/usr/lib64/python2.4/site-packages/xen/xend/server/SrvDaemon.py", line 293, in run servers = SrvServer.create() File "/usr/lib64/python2.4/site-packages/xen/xend/server/SrvServer.py", line 106, in create root.putChild('xend', SrvRoot()) File "/usr/lib64/python2.4/site-packages/xen/xend/server/SrvRoot.py", line 40, in __init__ self.get(name) File "/usr/lib64/python2.4/site-packages/xen/web/SrvDir.py", line 82, in get val = val.getobj() File "/usr/lib64/python2.4/site-packages/xen/web/SrvDir.py", line 52, in getobj self.obj = klassobj() File "/usr/lib64/python2.4/site-packages/xen/xend/server/SrvDomainDir.py", line 39, in __init__ self.xd = XendDomain.instance() File "/usr/lib64/python2.4/site-packages/xen/xend/XendDomain.py", line 550, in instance inst.init() File "/usr/lib64/python2.4/site-packages/xen/xend/XendDomain.py", line 70, in init xstransact.Mkdir(VMROOT) File "/usr/lib64/python2.4/site-packages/xen/xend/xenstore/xstransact.py", line 317, in Mkdir complete(path, lambda t: t.mkdir(*args)) File "/usr/lib64/python2.4/site-packages/xen/xend/xenstore/xstransact.py", line 323, in complete t = xstransact(path) File "/usr/lib64/python2.4/site-packages/xen/xend/xenstore/xstransact.py", line 20, in __init__ self.transaction = xshandle().transaction_start() File "/usr/lib64/python2.4/site-packages/xen/xend/xenstore/xsutil.py", line 18, in xshandle xs_handle = xen.lowlevel.xs.xs() RuntimeError: (111, 'Connection refused')
*** This bug has been marked as a duplicate of 190899 ***