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[Bug 1497966] Re: ISST-KVM:R3-0:Firestone:Ubuntu14043:beng2:Cannot reach network with Shiner T adapter

 

Tim,

This looks like the same deal w/ the other bug today; closed as unreproducible, which was not reflected here. 
I'll pass this on to the bug bridge team.

This has been posted as an internal (hm.) comment:
> This issue is not getting re-created with recent ubuntu build.

** Changed in: linux (Ubuntu)
       Status: New => Incomplete

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Title:
  ISST-KVM:R3-0:Firestone:Ubuntu14043:beng2:Cannot reach network with
  Shiner T adapter

Status in linux package in Ubuntu:
  Incomplete

Bug description:
  Problem Description:
  ===================
  - Ping hangs or throws error message "Destination Host Unreachable" when IP is configured over pci-pt Shiner T adapter interface either dhcp entry or assigning IP statically assigning IP.

  Steps to Reproduce:
  ==================
  - beng2 has been installed with daily build 20150914

  Logs:
  ====
  root@beng2:~# uname -a
  Linux beng2 3.19.0-28-generic #30~14.04.1-Ubuntu SMP Tue Sep 1 09:32:56 UTC 2015 ppc64le ppc64le ppc64le GNU/Linux
  root@beng2:~#

  - beng2 has pci-pt of Shiner T adapter and was netbooted via virtual ethernet interface(eth0)
  - beng2 IP was configured at eth0 via dhcp and was fine working.
  - When I tried to configure IP  over shiner T adapter's interface, I can configure IP over eth3(link detected is yes)

  Logs:
  ====
  root@beng2:~# ifconfig -a
  eth0      Link encap:Ethernet  HWaddr 52:54:00:25:6c:f0
            BROADCAST MULTICAST  MTU:1500  Metric:1
            RX packets:0 errors:0 dropped:0 overruns:0 frame:0
            TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
            collisions:0 txqueuelen:1000
            RX bytes:0 (0.0 B)  TX bytes:0 (0.0 B)
            Interrupt:21

  eth3      Link encap:Ethernet  HWaddr 40:f2:e9:31:15:e1
            inet addr:10.33.33.1  Bcast:10.33.255.255  Mask:255.255.0.0
            inet6 addr: fe80::42f2:e9ff:fe31:15e1/64 Scope:Link
            UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
            RX packets:0 errors:0 dropped:0 overruns:0 frame:0
            TX packets:28 errors:0 dropped:0 overruns:0 carrier:0
            collisions:0 txqueuelen:1000
            RX bytes:0 (0.0 B)  TX bytes:1600 (1.6 KB)
            Interrupt:17 Memory:10121800000-10121ffffff

  eth4      Link encap:Ethernet  HWaddr 40:f2:e9:31:15:e0
            BROADCAST MULTICAST  MTU:1500  Metric:1
            RX packets:0 errors:0 dropped:0 overruns:0 frame:0
            TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
            collisions:0 txqueuelen:1000
            RX bytes:0 (0.0 B)  TX bytes:0 (0.0 B)
            Interrupt:17 Memory:10120000000-101207fffff

  lo        Link encap:Local Loopback
            inet addr:127.0.0.1  Mask:255.0.0.0
            inet6 addr: ::1/128 Scope:Host
            UP LOOPBACK RUNNING  MTU:65536  Metric:1
            RX packets:49 errors:0 dropped:0 overruns:0 frame:0
            TX packets:49 errors:0 dropped:0 overruns:0 carrier:0
            collisions:0 txqueuelen:0
            RX bytes:4182 (4.1 KB)  TX bytes:4182 (4.1 KB)

  root@beng2:~# ethtool  eth3
  Settings for eth3:
          Supported ports: [ TP ]
          Supported link modes:   100baseT/Half 100baseT/Full
                                  1000baseT/Full
                                  10000baseT/Full
          Supported pause frame use: Symmetric Receive-only
          Supports auto-negotiation: Yes
          Advertised link modes:  100baseT/Half 100baseT/Full
                                  1000baseT/Full
                                  10000baseT/Full
          Advertised pause frame use: Symmetric Receive-only
          Advertised auto-negotiation: Yes
          Link partner advertised link modes:  100baseT/Half 100baseT/Full
                                               1000baseT/Full
                                               10000baseT/Full
          Link partner advertised pause frame use: No
          Link partner advertised auto-negotiation: Yes
          Speed: 10000Mb/s
          Duplex: Full
          Port: Twisted Pair
          PHYAD: 17
          Transceiver: internal
          Auto-negotiation: on
          MDI-X: Unknown
          Supports Wake-on: d
          Wake-on: d
          Current message level: 0x00000000 (0)

          Link detected: yes
  root@beng2:~# 


  
  - But it hangs when I try to ping network or ping fails with error message "destination host unreachable) though the gateway has been added.
  root@beng2:~# ping -I eth3 kte
  ^C

  root@beng2:~#
  root@beng2:~# ping -I eth3 10.33.0.1
  PING 10.33.0.1 (10.33.0.1) from 10.33.33.1 eth3: 56(84) bytes of data.
  From 10.33.33.1 icmp_seq=1 Destination Host Unreachable
  From 10.33.33.1 icmp_seq=2 Destination Host Unreachable
  From 10.33.33.1 icmp_seq=3 Destination Host Unreachable
  ^C
  --- 10.33.0.1 ping statistics ---
  5 packets transmitted, 0 received, +3 errors, 100% packet loss, time 4024ms
  pipe 3
  root@beng2:~# route -n
  Kernel IP routing table
  Destination     Gateway         Genmask         Flags Metric Ref    Use Iface
  0.0.0.0         10.33.0.1       0.0.0.0         UG    0      0        0 eth3
  10.33.0.0       0.0.0.0         255.255.0.0     U     0      0        0 eth3
  root@beng2:~# netstat -nr
  Kernel IP routing table
  Destination     Gateway         Genmask         Flags   MSS Window  irtt Iface
  0.0.0.0         10.33.0.1       0.0.0.0         UG        0 0          0 eth3
  10.33.0.0       0.0.0.0         255.255.0.0     U         0 0          0 eth3
  root@beng2:~#

  - The same issue is seen when I configured IP via dhcp  or statically
  assigned IP over pci-pt shiner T adapter interface either.

  Logs:
  ====
  root@beng2:~# cat /etc/network/interfaces
  # This file describes the network interfaces available on your system
  # and how to activate them. For more information, see interfaces(5).

  # The loopback network interface
  auto lo
  iface lo inet loopback

  # The primary network interface
  auto eth3
  iface eth3 inet static
   address 10.33.33.1
   gateway 10.33.0.1
   netmask 255.255.0.0
  # This is an autoconfigured IPv6 interface
  iface eth3 inet6 auto
  root@beng2:~# cat /proc/cmdline
  BOOT_IMAGE=/boot/vmlinux-3.19.0-28-generic root=UUID=f8b193d1-546f-4025-b233-99f3d77a8a4a ro xmon=on splash quiet vt.handoff=7
  root@beng2:~#

  - Unable to generate sosreport since it got hanged in the following:

  Logs:
  ====
  [root@benkvm ~]# sosreport

  sosreport (version 3.2)

  This command will collect system configuration and diagnostic
  information from this PowerKVM system. An archive containing the
  collected information will be generated in /var/tmp.

  For more information on IBM visit:

    http://www-03.ibm.com/systems/power/software/linux/powerkvm

  The generated archive may contain data considered sensitive and its
  content should be reviewed by the originating organization before being
  passed to any third party.

  No changes will be made to system configuration.

  Press ENTER to continue, or CTRL-C to quit.

  Please enter your first initial and last name [benkvm.isst.aus.stglabs.ibm.com]:
  Please enter the case id that you are generating this report for: beng2

   Setting up archive ...
   Setting up plugins ...
   Running plugins. Please wait ...

    Running 62/85: process...

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