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[Bug 1408972] Re: openvswitch: failed to flow_del (No such file or directory)

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This bug was fixed in the package linux - 3.13.0-48.80

---------------
linux (3.13.0-48.80) trusty; urgency=low

  [ Luis Henriques ]

  * Release Tracking Bug
    - LP: #1431263
  * Merged back all changes that were in Ubuntu-3.13.0-47.78

  [ Upstream Kernel Changes ]

  * xfs: remote attribute overwrite causes transaction overrun
    - LP: #1429821
    - CVE-2015-0274

linux (3.13.0-47.78) trusty; urgency=low

  [ Seth Forshee ]

  * Release Tracking Bug
    - LP: #1427733

  [ Rodrigo Vivi ]

  * SAUCE: drm/i915: Fix and clean BDW PCH identification
    - LP: #1423292
  * SAUCE: drm/i915: BDW Fix Halo PCI IDs marked as ULT.
    - LP: #1423292

  [ Upstream Kernel Changes ]

  * ext4: prevent bugon on race between write/fcntl
  * Bluetooth: ath3k: workaround the compatibility issue with xHCI
    controller
    - LP: #1400215
  * openvswitch: Silence RCU lockdep checks from flow lookup.
    - LP: #1408972
  * openvswitch: Use exact lookup for flow_get and flow_del.
    - LP: #1408972
  * splice: Apply generic position and size checks to each write
    - LP: #1416498
    - CVE-2014-7822
  * ALSA: hda - enable mute led quirk for one more hp machine.
    - LP: #1410704
  * crypto: prefix module autoloading with "crypto-"
    - LP: #1427438
  * crypto: add missing crypto module aliases
    - LP: #1427438
  * crypto: include crypto- module prefix in template
    - LP: #1427438
  * crypto: crc32c - add missing crypto module alias
    - LP: #1427438
  * drm/i915: Invalidate media caches on gen7
    - LP: #1427438
  * drm/i915: Force the CS stall for invalidate flushes
    - LP: #1427438
  * audit: restore AUDIT_LOGINUID unset ABI
    - LP: #1427438
  * parisc: fix out-of-register compiler error in ldcw inline assembler
    function
    - LP: #1427438
  * kvm: x86: drop severity of "generation wraparound" message
    - LP: #1427438
  * udf: Verify i_size when loading inode
    - LP: #1427438
  * udf: Verify symlink size before loading it
    - LP: #1427438
  * udf: Check path length when reading symlink
    - LP: #1427438
  * udf: Check component length before reading it
    - LP: #1427438
  * crypto: af_alg - fix backlog handling
    - LP: #1427438
  * ASoC: dwc: Ensure FIFOs are flushed to prevent channel swap
    - LP: #1427438
  * video/logo: prevent use of logos after they have been freed
    - LP: #1427438
  * video/fbdev: fix defio's fsync
    - LP: #1427438
  * Add USB_EHCI_EXYNOS to multi_v7_defconfig
    - LP: #1427438
  * drm/i915: Swap primary planes on gen2 for FBC
    - LP: #1427438
  * drm/i915: Don't swap planes on 830M
    - LP: #1427438
  * drm/i915: Don't call intel_prepare_page_flip() multiple times on gen2-4
    - LP: #1427438
  * x86, vdso: Use asm volatile in __getcpu
    - LP: #1427438
  * drivers: net: cpsw: enable interrupts after napi enable and clearing
    previous interrupts
    - LP: #1427438
  * net: ethernet: cpsw: fix hangs with interrupts
    - LP: #1427438
  * ALSA: hda - Fix wrong gpio_dir & gpio_mask hint setups for IDT/STAC
    codecs
    - LP: #1427438
  * drm/radeon: KV has three PPLLs (v2)
    - LP: #1427438
  * drm/radeon: properly filter DP1.2 4k modes on non-DP1.2 hw
    - LP: #1427438
  * virtio_pci: defer kfree until release callback
    - LP: #1427438
  * virtio_pci: document why we defer kfree
    - LP: #1427438
  * mm: propagate error from stack expansion even for guard page
    - LP: #1427438
  * ALSA: hda - Add new GPU codec ID to snd-hda
    - LP: #1427438
  * ALSA: hda - Add new GPU codec ID 0x10de0070 to snd-hda
    - LP: #1427438
  * ALSA: hda - Add new GPU codec ID 0x10de0072 to snd-hda
    - LP: #1427438
  * vfio-pci: Fix the check on pci device type in vfio_pci_probe()
    - LP: #1427438
  * mm: prevent endless growth of anon_vma hierarchy
    - LP: #1427438
  * mm: protect set_page_dirty() from ongoing truncation
    - LP: #1427438
  * mm, vmscan: prevent kswapd livelock due to pfmemalloc-throttled process
    being killed
    - LP: #1427438
  * HID: roccat: potential out of bounds in pyra_sysfs_write_settings()
    - LP: #1427438
  * mm: Don't count the stack guard page towards RLIMIT_STACK
    - LP: #1427438
  * mm: fix corner case in anon_vma endless growing prevention
    - LP: #1427438
  * usb: musb: stuff leak of struct usb_hcd
    - LP: #1427438
  * usb: gadget: udc: atmel: change setting for DMA
    - LP: #1427438
  * usb: gadget: udc: atmel: fix possible IN hang issue
    - LP: #1427438
  * ARM: clk-imx6q: fix video divider for rev T0 1.0
    - LP: #1427438
  * ARM: dts: imx25: Fix the SPI1 clocks
    - LP: #1427438
  * USB: cp210x: fix ID for production CEL MeshConnect USB Stick
    - LP: #1427438
  * USB: keyspan: fix null-deref at probe
    - LP: #1427438
  * ARM: omap5/dra7xx: Fix frequency typos
    - LP: #1427438
  * LOCKD: Fix a race when initialising nlmsvc_timeout
    - LP: #1427438
  * NFSv4.1: Fix client id trunking on Linux
    - LP: #1427438
  * USB: cp210x: add IDs for CEL USB sticks and MeshWorks devices
    - LP: #1427438
  * USB: qcserial/option: make AT URCs work for Sierra Wireless MC73xx
    - LP: #1427438
  * USB: EHCI: fix initialization bug in iso_stream_schedule()
    - LP: #1427438
  * OHCI: add a quirk for ULi M5237 blocking on reset
    - LP: #1427438
  * mei: clean reset bit before reset
    - LP: #1427438
  * target: Drop arbitrary maximum I/O size limit
    - LP: #1427438
  * usb: gadget: udc: atmel: fix possible oops when unloading module
    - LP: #1427438
  * USB: console: fix uninitialised ldisc semaphore
    - LP: #1427438
  * USB: console: fix potential use after free
    - LP: #1427438
  * mmc: sdhci: Fix sleep in atomic after inserting SD card
    - LP: #1427438
  * usb: dwc3: gadget: Fix TRB preparation during SG
    - LP: #1427438
  * usb: dwc3: gadget: Stop TRB preparation after limit is reached
    - LP: #1427438
  * ftrace/jprobes/x86: Fix conflict between jprobes and function graph
    tracing
    - LP: #1427438
  * clocksource: exynos_mct: Fix bitmask regression for exynos4_mct_write
    - LP: #1427438
  * time: settimeofday: Validate the values of tv from user
    - LP: #1427438
  * Input: i8042 - reset keyboard to fix Elantech touchpad detection
    - LP: #1427438
  * drm/radeon: fix VM flush on cayman/aruba (v3)
    - LP: #1427438
  * drm/radeon: fix VM flush on SI (v3)
    - LP: #1427438
  * drm/radeon: fix VM flush on CIK (v3)
    - LP: #1427438
  * drm/radeon: add a dpm quirk list
    - LP: #1427438
  * Input: elantech - support new ICs types for version 4
    - LP: #1427438
  * Input: I8042 - add Acer Aspire 7738 to the nomux list
    - LP: #1427438
  * drm/i915: Fix mutex->owner inspection race under DEBUG_MUTEXES
    - LP: #1427438
  * drm/radeon: add si dpm quirk list
    - LP: #1427438
  * pinctrl: Fix two deadlocks
    - LP: #1427438
  * gpio / ACPI: register to ACPI events automatically
    - LP: #1427438
  * gpio: fix memory and reference leaks in gpiochip_add error path
    - LP: #1427438
  * gpio: fix sleep-while-atomic in gpiochip_remove
    - LP: #1427438
  * can: dev: fix crtlmode_supported check
    - LP: #1427438
  * can: kvaser_usb: Don't free packets when tight on URBs
    - LP: #1427438
  * can: kvaser_usb: Reset all URB tx contexts upon channel close
    - LP: #1427438
  * can: kvaser_usb: Don't send a RESET_CHIP for non-existing channels
    - LP: #1427438
  * gpio: sysfs: fix gpio-chip device-attribute leak
    - LP: #1427438
  * gpio: sysfs: fix gpio device-attribute leak
    - LP: #1427438
  * gpiolib: of: Correct error handling in of_get_named_gpiod_flags
    - LP: #1427438
  * ALSA: usb-audio: Add mic volume fix quirk for Logitech Webcam C210
    - LP: #1427438
  * fix deadlock in cifs_ioctl_clone()
    - LP: #1427438
  * ipr: wait for aborted command responses
    - LP: #1427438
  * libata: allow sata_sil24 to opt-out of tag ordered submission
    - LP: #1427438
  * scripts/recordmcount.pl: There is no -m32 gcc option on Super-H anymore
    - LP: #1427438
  * libata: prevent HSM state change race between ISR and PIO
    - LP: #1427438
  * bus: mvebu-mbus: fix support of MBus window 13
    - LP: #1427438
  * ARM: dts: imx25: Fix PWM "per" clocks
    - LP: #1427438
  * x86, boot: Skip relocs when load address unchanged
    - LP: #1427438
  * x86, hyperv: Mark the Hyper-V clocksource as being continuous
    - LP: #1427438
  * x86, tls, ldt: Stop checking lm in LDT_empty
    - LP: #1427438
  * x86, tls: Interpret an all-zero struct user_desc as "no segment"
    - LP: #1427438
  * x86/apic: Re-enable PCI_MSI support for non-SMP X86_32
    - LP: #1427438
  * x86/tsc: Change Fast TSC calibration failed from error to info
    - LP: #1427438
  * dm cache: share cache-metadata object across inactive and active DM
    tables
    - LP: #1427438
  * dm cache: fix problematic dual use of a single migration count variable
    - LP: #1427438
  * time: adjtimex: Validate the ADJ_FREQUENCY values
    - LP: #1427438
  * ntp: Fixup adjtimex freq validation on 32-bit systems
    - LP: #1427438
  * Linux 3.13.11-ckt16
    - LP: #1427438
 -- Luis Henriques <luis.henriques@xxxxxxxxxxxxx>   Thu, 12 Mar 2015 10:21:27 +0000

** Changed in: linux (Ubuntu Trusty)
       Status: Fix Committed => Fix Released

** CVE added: http://www.cve.mitre.org/cgi-
bin/cvename.cgi?name=2014-7822

** CVE added: http://www.cve.mitre.org/cgi-
bin/cvename.cgi?name=2015-0274

-- 
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https://bugs.launchpad.net/bugs/1408972

Title:
  openvswitch: failed to flow_del (No such file or directory)

Status in linux package in Ubuntu:
  Fix Committed
Status in openvswitch package in Ubuntu:
  Invalid
Status in linux source package in Trusty:
  Fix Released
Status in openvswitch source package in Trusty:
  New

Bug description:
  As part of the investigation into bug 1336555, we've noticed a large
  number of these error messages being logged in 14.04 OpenStack
  deployments:

  2015-01-09T10:50:53.643Z|03976|dpif|WARN|system@ovs-system: failed to flow_del (No such file or directory) skb_priority(0),in_port(4),skb_mark(0),eth(src=ce:2b:3a:c3:d7:d1,dst=33:33:ff:50:c2:61),eth_type(0x86dd),ipv6(src=::,dst=ff02::1:ff50:c261,label=0,proto=58,tclass=0,hlimit=255,frag=no),icmpv6(type=135,code=0),nd(target=fe80::5ccd:caff:fe50:c261)
  2015-01-09T10:50:54.644Z|03977|dpif|WARN|system@ovs-system: failed to flow_del (No such file or directory) skb_priority(0),in_port(4),skb_mark(0),eth(src=ce:2b:3a:c3:d7:d1,dst=33:33:ff:50:c2:61),eth_type(0x86dd),ipv6(src=::,dst=ff02::1:ff50:c261,label=0,proto=58,tclass=0,hlimit=255,frag=no),icmpv6(type=135,code=0),nd(target=fe80::5ccd:caff:fe50:c261)
  2015-01-09T10:50:55.645Z|03978|dpif|WARN|system@ovs-system: failed to flow_del (No such file or directory) skb_priority(0),in_port(4),skb_mark(0),eth(src=ce:2b:3a:c3:d7:d1,dst=33:33:ff:50:c2:61),eth_type(0x86dd),ipv6(src=::,dst=ff02::1:ff50:c261,label=0,proto=58,tclass=0,hlimit=255,frag=no),icmpv6(type=135,code=0),nd(target=fe80::5ccd:caff:fe50:c261)
  2015-01-09T10:50:56.645Z|03979|dpif|WARN|system@ovs-system: failed to flow_del (No such file or directory) skb_priority(0),in_port(4),skb_mark(0),eth(src=ce:2b:3a:c3:d7:d1,dst=33:33:ff:50:c2:61),eth_type(0x86dd),ipv6(src=::,dst=ff02::1:ff50:c261,label=0,proto=58,tclass=0,hlimit=255,frag=no),icmpv6(type=135,code=0),nd(target=fe80::5ccd:caff:fe50:c261)
  2015-01-09T10:50:57.646Z|03980|dpif|WARN|system@ovs-system: failed to flow_del (No such file or directory) skb_priority(0),in_port(4),skb_mark(0),eth(src=ce:2b:3a:c3:d7:d1,dst=33:33:ff:50:c2:61),eth_type(0x86dd),ipv6(src=::,dst=ff02::1:ff50:c261,label=0,proto=58,tclass=0,hlimit=255,frag=no),icmpv6(type=135,code=0),nd(target=fe80::5ccd:caff:fe50:c261)
  2015-01-09T10:50:58.646Z|03981|dpif|WARN|system@ovs-system: failed to flow_del (No such file or directory) skb_priority(0),in_port(4),skb_mark(0),eth(src=ce:2b:3a:c3:d7:d1,dst=33:33:ff:50:c2:61),eth_type(0x86dd),ipv6(src=::,dst=ff02::1:ff50:c261,label=0,proto=58,tclass=0,hlimit=255,frag=no),icmpv6(type=135,code=0),nd(target=fe80::5ccd:caff:fe50:c261)
  2015-01-09T10:50:59.645Z|03982|dpif|WARN|system@ovs-system: failed to flow_del (No such file or directory) skb_priority(0),in_port(4),skb_mark(0),eth(src=ce:2b:3a:c3:d7:d1,dst=33:33:ff:50:c2:61),eth_type(0x86dd),ipv6(src=::,dst=ff02::1:ff50:c261,label=0,proto=58,tclass=0,hlimit=255,frag=no),icmpv6(type=135,code=0),nd(target=fe80::5ccd:caff:fe50:c261)
  2015-01-09T10:51:00.646Z|03983|dpif|WARN|system@ovs-system: failed to flow_del (No such file or directory) skb_priority(0),in_port(4),skb_mark(0),eth(src=ce:2b:3a:c3:d7:d1,dst=33:33:ff:50:c2:61),eth_type(0x86dd),ipv6(src=::,dst=ff02::1:ff50:c261,label=0,proto=58,tclass=0,hlimit=255,frag=no),icmpv6(type=135,code=0),nd(target=fe80::5ccd:caff:fe50:c261)
  2015-01-09T10:51:01.646Z|03984|dpif|WARN|system@ovs-system: failed to flow_del (No such file or directory) skb_priority(0),in_port(4),skb_mark(0),eth(src=ce:2b:3a:c3:d7:d1,dst=33:33:ff:50:c2:61),eth_type(0x86dd),ipv6(src=::,dst=ff02::1:ff50:c261,label=0,proto=58,tclass=0,hlimit=255,frag=no),icmpv6(type=135,code=0),nd(target=fe80::5ccd:caff:fe50:c261)

  this was fixed upstream in the datapath dkms module (see
  https://github.com/openvswitch/ovs/commit/3601bd879) and is fixed in
  the 3.16 kernel as well; please can this fix be backported to 3.13.

  Thanks!

  ProblemType: Bug
  DistroRelease: Ubuntu 14.04
  Package: linux-image-generic 3.13.0.43.50
  ProcVersionSignature: Ubuntu 3.13.0-35.62-generic 3.13.11.6
  Uname: Linux 3.13.0-35-generic x86_64
  AlsaDevices:
   total 0
   crw-rw---- 1 root audio 116,  1 Dec 11 21:01 seq
   crw-rw---- 1 root audio 116, 33 Dec 11 21:01 timer
  AplayDevices: Error: [Errno 2] No such file or directory: 'aplay'
  ApportVersion: 2.14.1-0ubuntu3.6
  Architecture: amd64
  ArecordDevices: Error: [Errno 2] No such file or directory: 'arecord'
  AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1:
  Date: Fri Jan  9 10:50:39 2015
  IwConfig: Error: [Errno 2] No such file or directory: 'iwconfig'
  MachineType: HP ProLiant DL360p Gen8
  PciMultimedia:
   
  ProcFB: 0 VESA VGA
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.13.0-35-generic root=UUID=f8e77ea1-c970-4e7a-9e49-48532d763167 ro console=tty0 console=ttyS1,38400 quiet
  RelatedPackageVersions:
   linux-restricted-modules-3.13.0-35-generic N/A
   linux-backports-modules-3.13.0-35-generic  N/A
   linux-firmware                             1.127.10
  RfKill: Error: [Errno 2] No such file or directory: 'rfkill'
  SourcePackage: linux
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 02/21/2012
  dmi.bios.vendor: HP
  dmi.bios.version: P71
  dmi.chassis.type: 23
  dmi.chassis.vendor: HP
  dmi.modalias: dmi:bvnHP:bvrP71:bd02/21/2012:svnHP:pnProLiantDL360pGen8:pvr:cvnHP:ct23:cvr:
  dmi.product.name: ProLiant DL360p Gen8
  dmi.sys.vendor: HP

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