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[Bug 1262692] Re: oops using openvswitch 1.4.6 with 3.5 series kernel

To: kernel-packages@xxxxxxxxxxxxxxxxxxx
From: Chris J Arges <1262692@xxxxxxxxxxxxxxxxxx>
Date: Wed, 08 Jan 2014 20:12:40 -0000
Reply-to: Bug 1262692 <1262692@xxxxxxxxxxxxxxxxxx>
Sender: bounces@xxxxxxxxxxxxx
** No longer affects: linux (Ubuntu)

** Also affects: openvswitch (Ubuntu Precise)
   Importance: Undecided
       Status: New

** Also affects: openvswitch (Ubuntu Quantal)
   Importance: Undecided
       Status: New

** Changed in: openvswitch (Ubuntu Precise)
     Assignee: (unassigned) => Chris J Arges (arges)

** Changed in: openvswitch (Ubuntu Quantal)
     Assignee: (unassigned) => Chris J Arges (arges)

** Changed in: openvswitch (Ubuntu Precise)
   Importance: Undecided => Medium

** Changed in: openvswitch (Ubuntu Quantal)
   Importance: Undecided => High

** Changed in: openvswitch (Ubuntu Quantal)
   Importance: High => Medium

** Changed in: openvswitch (Ubuntu Precise)
       Status: New => In Progress

** Changed in: openvswitch (Ubuntu Quantal)
       Status: New => In Progress

** Also affects: openvswitch (Ubuntu Raring)
   Importance: Undecided
       Status: New

** Also affects: openvswitch (Ubuntu Saucy)
   Importance: Undecided
       Status: New

** Changed in: openvswitch (Ubuntu)
     Assignee: Chris J Arges (arges) => (unassigned)

** Changed in: openvswitch (Ubuntu)
   Importance: Medium => Undecided

** Changed in: openvswitch (Ubuntu)
       Status: In Progress => Fix Released

** Changed in: openvswitch (Ubuntu Raring)
     Assignee: (unassigned) => Chris J Arges (arges)

** Changed in: openvswitch (Ubuntu Raring)
   Importance: Undecided => Medium

** Changed in: openvswitch (Ubuntu Raring)
       Status: New => In Progress

** Summary changed:

- oops using openvswitch 1.4.6 with 3.5 series kernel
+ oops using openvswitch gre tunnels  with upstream commit 703133de in  kernel

** Changed in: openvswitch (Ubuntu Saucy)
       Status: New => Fix Released

** Description changed:

  1) This affects Precise w/ 3.5 HWE kernel and Quantal series.
  This is using the openvswitch 1.4.6 package currently in proposed.
+ 
+ This also affects ovs p/q using any of the Ubuntu kernels since they all contain upstream commit 703133de.
+ e81a8144 -> ubuntu-precise
+ 77dc64ef -> ubuntu-quantal
  
  2)
  ii openvswitch-common 1.4.6-0ubuntu1.12.10.1 amd64 Open vSwitch common components
  ii openvswitch-datapath-dkms 1.4.6-0ubuntu1.12.10.1 all Open vSwitch datapath module source - DKMS version
  ii openvswitch-switch 1.4.6-0ubuntu1.12.10.1 amd64 Open vSwitch switch implementations
  ii openvswitch-test 1.4.6-0ubuntu1.12.10.1 all Open vSwitch test package
  
  3)
  Expected that setting up a GRE tunnel won't cause an oops.
  
  Test Case:
  # Install above packages with affected versions.
  # Ensure you have an isolated network setup for eth1 between vms
  # Obviously replace IPs with what's appropriate on your network
  ovs-vsctl del-br integbr
  ovs-vsctl add-br integbr
  ifconfig eth1 192.168.234.21 netmask 255.255.255.0
  ovs-vsctl add-port integbr gre0 -- set interface gre0 type=gre options:remote_ip=192.168.234.20
  ovs-vsctl add-port integbr tsp0 -- set interface tsp0 type=internal
  ifconfig tsp0 192.168.15.2 netmask 255.255.255.0
  iptables -F
  iptables -F -t nat
  # goes boom here
  
  4)
  This is the bt from crash:
  
  PID: 1197   TASK: ffff88007a009700  CPU: 0   COMMAND: "ovs-vswitchd"
-  #0 [ffff8800799213f0] machine_kexec at ffffffff8103a275
-  #1 [ffff880079921460] crash_kexec at ffffffff810b9d68
-  #2 [ffff880079921530] oops_end at ffffffff81685600
-  #3 [ffff880079921560] no_context at ffffffff81676637
-  #4 [ffff8800799215c0] __bad_area_nosemaphore at ffffffff81676822
-  #5 [ffff880079921610] bad_area_nosemaphore at ffffffff81676854
-  #6 [ffff880079921620] do_page_fault at ffffffff816881bb
-  #7 [ffff880079921730] do_async_page_fault at ffffffff81687a35
-  #8 [ffff880079921750] async_page_fault at ffffffff81684a95
-  #9 [ffff8800799218b0] ovs_vport_send at ffffffffa01b956e [openvswitch]
+  #0 [ffff8800799213f0] machine_kexec at ffffffff8103a275
+  #1 [ffff880079921460] crash_kexec at ffffffff810b9d68
+  #2 [ffff880079921530] oops_end at ffffffff81685600
+  #3 [ffff880079921560] no_context at ffffffff81676637
+  #4 [ffff8800799215c0] __bad_area_nosemaphore at ffffffff81676822
+  #5 [ffff880079921610] bad_area_nosemaphore at ffffffff81676854
+  #6 [ffff880079921620] do_page_fault at ffffffff816881bb
+  #7 [ffff880079921730] do_async_page_fault at ffffffff81687a35
+  #8 [ffff880079921750] async_page_fault at ffffffff81684a95
+  #9 [ffff8800799218b0] ovs_vport_send at ffffffffa01b956e [openvswitch]
  #10 [ffff8800799218d0] do_output at ffffffffa01b0214 [openvswitch]
  #11 [ffff8800799218e0] do_execute_actions at ffffffffa01b031f [openvswitch]
  #12 [ffff880079921970] ovs_execute_actions at ffffffffa01b0a68 [openvswitch]
  #13 [ffff8800799219b0] ovs_packet_cmd_execute at ffffffffa01b1279 [openvswitch]
  #14 [ffff880079921a10] genl_rcv_msg at ffffffff8159c9b0
  #15 [ffff880079921aa0] netlink_rcv_skb at ffffffff8159c2d1
  #16 [ffff880079921ad0] genl_rcv at ffffffff8159c745
  #17 [ffff880079921af0] netlink_unicast at ffffffff8159bc2d
  #18 [ffff880079921b40] netlink_sendmsg at ffffffff8159bf8a
  #19 [ffff880079921bd0] sock_sendmsg at ffffffff8155c838
  #20 [ffff880079921d50] ___sys_sendmsg at ffffffff8155cc81
  #21 [ffff880079921f00] __sys_sendmsg at ffffffff8155ea09
  #22 [ffff880079921f70] sys_sendmsg at ffffffff8155ea62
  #23 [ffff880079921f80] system_call_fastpath at ffffffff8168c5a9
-     RIP: 00007f4b2bfee570  RSP: 00007fff3cfd08e8  RFLAGS: 00000206
-     RAX: 000000000000002e  RBX: ffffffff8168c5a9  RCX: ffffffffffffffff
-     RDX: 0000000000000000  RSI: 00007fff3cfcd910  RDI: 0000000000000025
-     RBP: 00007f4b2f2a9e40   R8: 00007f4b2f2ab2c0   R9: 00000000000002ff
-     R10: 1600000000000000  R11: 0000000000000246  R12: ffffffff8155ea62
-     R13: ffff880079921f78  R14: 00007fff3cfcd910  R15: 0000000000000002
-     ORIG_RAX: 000000000000002e  CS: 0033  SS: 002b
+     RIP: 00007f4b2bfee570  RSP: 00007fff3cfd08e8  RFLAGS: 00000206
+     RAX: 000000000000002e  RBX: ffffffff8168c5a9  RCX: ffffffffffffffff
+     RDX: 0000000000000000  RSI: 00007fff3cfcd910  RDI: 0000000000000025
+     RBP: 00007f4b2f2a9e40   R8: 00007f4b2f2ab2c0   R9: 00000000000002ff
+     R10: 1600000000000000  R11: 0000000000000246  R12: ffffffff8155ea62
+     R13: ffff880079921f78  R14: 00007fff3cfcd910  R15: 0000000000000002
+     ORIG_RAX: 000000000000002e  CS: 0033  SS: 002b

** No longer affects: openvswitch (Ubuntu Raring)

** No longer affects: openvswitch (Ubuntu Saucy)

** Description changed:

  1) This affects Precise w/ 3.5 HWE kernel and Quantal series.
  This is using the openvswitch 1.4.6 package currently in proposed.
  
  This also affects ovs p/q using any of the Ubuntu kernels since they all contain upstream commit 703133de.
  e81a8144 -> ubuntu-precise
  77dc64ef -> ubuntu-quantal
+ ..
  
  2)
  ii openvswitch-common 1.4.6-0ubuntu1.12.10.1 amd64 Open vSwitch common components
  ii openvswitch-datapath-dkms 1.4.6-0ubuntu1.12.10.1 all Open vSwitch datapath module source - DKMS version
  ii openvswitch-switch 1.4.6-0ubuntu1.12.10.1 amd64 Open vSwitch switch implementations
  ii openvswitch-test 1.4.6-0ubuntu1.12.10.1 all Open vSwitch test package
  
  3)
  Expected that setting up a GRE tunnel won't cause an oops.
  
  Test Case:
  # Install above packages with affected versions.
  # Ensure you have an isolated network setup for eth1 between vms
  # Obviously replace IPs with what's appropriate on your network
  ovs-vsctl del-br integbr
  ovs-vsctl add-br integbr
  ifconfig eth1 192.168.234.21 netmask 255.255.255.0
  ovs-vsctl add-port integbr gre0 -- set interface gre0 type=gre options:remote_ip=192.168.234.20
  ovs-vsctl add-port integbr tsp0 -- set interface tsp0 type=internal
  ifconfig tsp0 192.168.15.2 netmask 255.255.255.0
  iptables -F
  iptables -F -t nat
  # goes boom here
  
  4)
  This is the bt from crash:
  
  PID: 1197   TASK: ffff88007a009700  CPU: 0   COMMAND: "ovs-vswitchd"
   #0 [ffff8800799213f0] machine_kexec at ffffffff8103a275
   #1 [ffff880079921460] crash_kexec at ffffffff810b9d68
   #2 [ffff880079921530] oops_end at ffffffff81685600
   #3 [ffff880079921560] no_context at ffffffff81676637
   #4 [ffff8800799215c0] __bad_area_nosemaphore at ffffffff81676822
   #5 [ffff880079921610] bad_area_nosemaphore at ffffffff81676854
   #6 [ffff880079921620] do_page_fault at ffffffff816881bb
   #7 [ffff880079921730] do_async_page_fault at ffffffff81687a35
   #8 [ffff880079921750] async_page_fault at ffffffff81684a95
   #9 [ffff8800799218b0] ovs_vport_send at ffffffffa01b956e [openvswitch]
  #10 [ffff8800799218d0] do_output at ffffffffa01b0214 [openvswitch]
  #11 [ffff8800799218e0] do_execute_actions at ffffffffa01b031f [openvswitch]
  #12 [ffff880079921970] ovs_execute_actions at ffffffffa01b0a68 [openvswitch]
  #13 [ffff8800799219b0] ovs_packet_cmd_execute at ffffffffa01b1279 [openvswitch]
  #14 [ffff880079921a10] genl_rcv_msg at ffffffff8159c9b0
  #15 [ffff880079921aa0] netlink_rcv_skb at ffffffff8159c2d1
  #16 [ffff880079921ad0] genl_rcv at ffffffff8159c745
  #17 [ffff880079921af0] netlink_unicast at ffffffff8159bc2d
  #18 [ffff880079921b40] netlink_sendmsg at ffffffff8159bf8a
  #19 [ffff880079921bd0] sock_sendmsg at ffffffff8155c838
  #20 [ffff880079921d50] ___sys_sendmsg at ffffffff8155cc81
  #21 [ffff880079921f00] __sys_sendmsg at ffffffff8155ea09
  #22 [ffff880079921f70] sys_sendmsg at ffffffff8155ea62
  #23 [ffff880079921f80] system_call_fastpath at ffffffff8168c5a9
      RIP: 00007f4b2bfee570  RSP: 00007fff3cfd08e8  RFLAGS: 00000206
      RAX: 000000000000002e  RBX: ffffffff8168c5a9  RCX: ffffffffffffffff
      RDX: 0000000000000000  RSI: 00007fff3cfcd910  RDI: 0000000000000025
      RBP: 00007f4b2f2a9e40   R8: 00007f4b2f2ab2c0   R9: 00000000000002ff
      R10: 1600000000000000  R11: 0000000000000246  R12: ffffffff8155ea62
      R13: ffff880079921f78  R14: 00007fff3cfcd910  R15: 0000000000000002
      ORIG_RAX: 000000000000002e  CS: 0033  SS: 002b

** Patch added: "fix_lp1262692_precise.debdiff"
   https://bugs.launchpad.net/ubuntu/+source/openvswitch/+bug/1262692/+attachment/3943817/+files/fix_lp1262692_precise.debdiff

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https://bugs.launchpad.net/bugs/1262692

Title:
  oops using openvswitch gre tunnels  with upstream commit 703133de in
  kernel

Status in “openvswitch” package in Ubuntu:
  Fix Released
Status in “openvswitch” source package in Precise:
  In Progress
Status in “openvswitch” source package in Quantal:
  In Progress

Bug description:
  1) This affects Precise w/ 3.5 HWE kernel and Quantal series.
  This is using the openvswitch 1.4.6 package currently in proposed.

  This also affects ovs p/q using any of the Ubuntu kernels since they all contain upstream commit 703133de.
  e81a8144 -> ubuntu-precise
  77dc64ef -> ubuntu-quantal
  ..

  2)
  ii openvswitch-common 1.4.6-0ubuntu1.12.10.1 amd64 Open vSwitch common components
  ii openvswitch-datapath-dkms 1.4.6-0ubuntu1.12.10.1 all Open vSwitch datapath module source - DKMS version
  ii openvswitch-switch 1.4.6-0ubuntu1.12.10.1 amd64 Open vSwitch switch implementations
  ii openvswitch-test 1.4.6-0ubuntu1.12.10.1 all Open vSwitch test package

  3)
  Expected that setting up a GRE tunnel won't cause an oops.

  Test Case:
  # Install above packages with affected versions.
  # Ensure you have an isolated network setup for eth1 between vms
  # Obviously replace IPs with what's appropriate on your network
  ovs-vsctl del-br integbr
  ovs-vsctl add-br integbr
  ifconfig eth1 192.168.234.21 netmask 255.255.255.0
  ovs-vsctl add-port integbr gre0 -- set interface gre0 type=gre options:remote_ip=192.168.234.20
  ovs-vsctl add-port integbr tsp0 -- set interface tsp0 type=internal
  ifconfig tsp0 192.168.15.2 netmask 255.255.255.0
  iptables -F
  iptables -F -t nat
  # goes boom here

  4)
  This is the bt from crash:

  PID: 1197   TASK: ffff88007a009700  CPU: 0   COMMAND: "ovs-vswitchd"
   #0 [ffff8800799213f0] machine_kexec at ffffffff8103a275
   #1 [ffff880079921460] crash_kexec at ffffffff810b9d68
   #2 [ffff880079921530] oops_end at ffffffff81685600
   #3 [ffff880079921560] no_context at ffffffff81676637
   #4 [ffff8800799215c0] __bad_area_nosemaphore at ffffffff81676822
   #5 [ffff880079921610] bad_area_nosemaphore at ffffffff81676854
   #6 [ffff880079921620] do_page_fault at ffffffff816881bb
   #7 [ffff880079921730] do_async_page_fault at ffffffff81687a35
   #8 [ffff880079921750] async_page_fault at ffffffff81684a95
   #9 [ffff8800799218b0] ovs_vport_send at ffffffffa01b956e [openvswitch]
  #10 [ffff8800799218d0] do_output at ffffffffa01b0214 [openvswitch]
  #11 [ffff8800799218e0] do_execute_actions at ffffffffa01b031f [openvswitch]
  #12 [ffff880079921970] ovs_execute_actions at ffffffffa01b0a68 [openvswitch]
  #13 [ffff8800799219b0] ovs_packet_cmd_execute at ffffffffa01b1279 [openvswitch]
  #14 [ffff880079921a10] genl_rcv_msg at ffffffff8159c9b0
  #15 [ffff880079921aa0] netlink_rcv_skb at ffffffff8159c2d1
  #16 [ffff880079921ad0] genl_rcv at ffffffff8159c745
  #17 [ffff880079921af0] netlink_unicast at ffffffff8159bc2d
  #18 [ffff880079921b40] netlink_sendmsg at ffffffff8159bf8a
  #19 [ffff880079921bd0] sock_sendmsg at ffffffff8155c838
  #20 [ffff880079921d50] ___sys_sendmsg at ffffffff8155cc81
  #21 [ffff880079921f00] __sys_sendmsg at ffffffff8155ea09
  #22 [ffff880079921f70] sys_sendmsg at ffffffff8155ea62
  #23 [ffff880079921f80] system_call_fastpath at ffffffff8168c5a9
      RIP: 00007f4b2bfee570  RSP: 00007fff3cfd08e8  RFLAGS: 00000206
      RAX: 000000000000002e  RBX: ffffffff8168c5a9  RCX: ffffffffffffffff
      RDX: 0000000000000000  RSI: 00007fff3cfcd910  RDI: 0000000000000025
      RBP: 00007f4b2f2a9e40   R8: 00007f4b2f2ab2c0   R9: 00000000000002ff
      R10: 1600000000000000  R11: 0000000000000246  R12: ffffffff8155ea62
      R13: ffff880079921f78  R14: 00007fff3cfcd910  R15: 0000000000000002
      ORIG_RAX: 000000000000002e  CS: 0033  SS: 002b

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