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[Bug 1265722] [NEW] Ubuntu ppc64el 14.04 alpha 1 build has call traces


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Install Ubuntu ppc64el guest image on Power 8 machine using kvm

[root@lep8a Ubuntu_alpha1]# qemu-system-ppc64 -enable-kvm -M pseries
-cpu POWER8 -smp cores=4,threads=1 -m 70G -nographic -append
"earlyprintk root=/dev/sda console=hvc0 --no-sessions" -kernel trusty-
server-cloudimg-ppc64el-vmlinuz-generic -device spapr-vscsi -drive file
=trusty-server-cloudimg-ppc64el.img.qcow2 -net nic,model=e1000 -net

Ubuntu Trusty Tahr (development branch) ubuntu hvc0

ubuntu login: ubuntu
Last login: Tue Dec 24 18:09:11 UTC 2013 on hvc0
Welcome to Ubuntu Trusty Tahr (development branch) (GNU/Linux 3.13.0-0-generic ppc64le)

 * Documentation:  https://help.ubuntu.com/

  System information as of Tue Dec 24 18:09:11 UTC 2013

  System load:  0.0               Processes:           86
  Usage of /:   1.4% of 49.18GB   Users logged in:     0
  Memory usage: 0%                IP address for eth0:
  Swap usage:   0%

  Graph this data and manage this system at:

  Get cloud support with Ubuntu Advantage Cloud Guest:

0 packages can be updated.
0 updates are security updates.

ubuntu@ubuntu:~$ dmesg | more

IOMMU table initialized, virtual merging enabled
ERROR: Bad of_node_put() on /pci@800000020000000
CPU: 0 PID: 1 Comm: swapper/0 Not tainted 3.13.0-0-generic #10+ppc64el-Ubuntu
Call Trace:
[c00000117118b570] [c00000000001553c] .show_stack+0x7c/0x1f0 (unreliable)
[c00000117118b640] [c0000000009fc480] .dump_stack+0x88/0xb4
[c00000117118b6c0] [c000000000854818] .of_node_release+0xd8/0xf0
[c00000117118b750] [c00000000085a2fc] .of_irq_parse_one+0x13c/0x1f0
[c00000117118b800] [c00000000085b42c] .of_irq_parse_pci+0x3c/0x1d0
[c00000117118b8a0] [c00000000003abbc] .pcibios_setup_device+0x8c/0x190
[c00000117118b970] [c00000000003bfa0] .pcibios_setup_bus_devices+0x50/0x80
[c00000117118b9f0] [c00000000003d4a4] .__of_scan_bus+0x114/0x1b0
[c00000117118baa0] [c00000000003ca1c] .pcibios_scan_phb+0x27c/0x2f0
[c00000117118bb60] [c000000000e1f2c4] .pcibios_init+0x80/0xd8
[c00000117118bbf0] [c00000000000bf84] .do_one_initcall+0x154/0x1b0
[c00000117118bce0] [c000000000e14e30] .kernel_init_freeable+0x25c/0x33c
[c00000117118bdb0] [c00000000000c73c] .kernel_init+0x1c/0x160
[c00000117118be30] [c00000000000a160] .ret_from_kernel_thread+0x5c/0x7c
PCI: Probing PCI hardware done

The above call trace is got in the dmesg output.

ubuntu@ubuntu:~$ dpkg --list | grep kernel
ii  kmod                             15-0ubuntu5                      ppc64el      tools for managing Linux kernel modules
ii  libdrm2:ppc64el                  2.4.50-1                         ppc64el      Userspace interface to kernel DRM services -- runtime
ii  linux-headers-3.13.0-0           3.13.0-0.10+ppc64el              all          Header files related to Linux kernel version 3.13.0
ii  linux-headers-3.13.0-0-generic   3.13.0-0.10+ppc64el              ppc64el      Linux kernel headers for version 3.13.0 on PowerPC 64el SMP
ii  linux-headers-generic                ppc64el      Generic Linux kernel headers
ii  linux-image-3.13.0-0-generic     3.13.0-0.10+ppc64el              ppc64el      Linux kernel image for version 3.13.0 on PowerPC 64el SMP
ii  linux-image-virtual                  ppc64el      This package will always depend on the latest minimal generic kernel image.
ii  linux-virtual                        ppc64el      Minimal Generic Linux kernel and headers
ii  rsyslog                          7.4.4-1ubuntu2                   ppc64el      reliable system and kernel logging daemon

ubuntu@ubuntu:~$ uname -a
Linux ubuntu 3.13.0-0-generic #10+ppc64el-Ubuntu SMP Tue Dec 24 10:56:51 UTC 2013 ppc64le ppc64le ppc64le GNU/Linux
ubuntu@ubuntu:~$ lsb_release -rd
Description:    Ubuntu Trusty Tahr (development branch)
Release:        14.04

ubuntu@ubuntu:~$ apt-cache policy pkgname
N: Unable to locate package pkgname

** Affects: linux-meta (Ubuntu)
     Importance: Undecided
         Status: New

Ubuntu ppc64el 14.04 alpha 1 build has call traces 
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