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[Bug 1690174] Re: [Hyper-V] hv_netvsc: Exclude non-TCP port numbers from vRSS hashing

 

This bug was fixed in the package linux - 4.4.0-93.116

---------------
linux (4.4.0-93.116) xenial; urgency=low

  * linux: 4.4.0-93.116 -proposed tracker (LP: #1709296)

  * Creating conntrack entry failure with kernel 4.4.0-89 (LP: #1709032)
    - Revert "Revert "netfilter: synproxy: fix conntrackd interaction""
    - netfilter: nf_ct_ext: fix possible panic after nf_ct_extend_unregister

  * CVE-2017-1000112
    - Revert "udp: consistently apply ufo or fragmentation"
    - udp: consistently apply ufo or fragmentation

  * CVE-2017-1000111
    - Revert "net-packet: fix race in packet_set_ring on PACKET_RESERVE"
    - packet: fix tp_reserve race in packet_set_ring

  * kernel BUG at [tty_ldisc_reinit] mm/slub.c! (LP: #1709126)
    - tty: Simplify tty_set_ldisc() exit handling
    - tty: Reset c_line from driver's init_termios
    - tty: Handle NULL tty->ldisc
    - tty: Move tty_ldisc_kill()
    - tty: Use 'disc' for line discipline index name
    - tty: Refactor tty_ldisc_reinit() for reuse
    - tty: Destroy ldisc instance on hangup

  * atheros bt failed after S3 (LP: #1706833)
    - SAUCE: Bluetooth: Make request workqueue freezable

  * The Precision Touchpad(PTP) button sends incorrect event code (LP: #1708372)
    - HID: multitouch: handle external buttons for Precision Touchpads

  * Set CONFIG_SATA_HIGHBANK=y on armhf (LP: #1703430)
    - [Config] CONFIG_SATA_HIGHBANK=y

  * xfs slab objects (memory) leak when xfs shutdown is called (LP: #1706132)
    - xfs: fix xfs_log_ticket leak in xfs_end_io() after fs shutdown

  * Adt tests of src:linux time out often on armhf lxc containers (LP: #1705495)
    - [Packaging] tests -- reduce rebuild test to one flavour

  * CVE-2017-7495
    - ext4: fix data exposure after a crash

  * ubuntu/rsi driver downlink wifi throughput drops to 5-6 Mbps when BT
    keyboard is connected (LP: #1706991)
    - SAUCE: Redpine: enable power save by default for coex mode
    - SAUCE: Redpine: uapsd configuration changes

  * [Hyper-V] hv_netvsc: Exclude non-TCP port numbers from vRSS hashing
    (LP: #1690174)
    - hv_netvsc: Exclude non-TCP port numbers from vRSS hashing

  * ath10k doesn't report full RSSI information (LP: #1706531)
    - ath10k: add per chain RSSI reporting

  * ideapad_laptop don't support v310-14isk (LP: #1705378)
    - platform/x86: ideapad-laptop: Add several models to no_hw_rfkill

  * [8087:0a2b] Failed to load bluetooth firmware(might affect some other Intel
    bt devices) (LP: #1705633)
    - Bluetooth: btintel: Create common Intel Version Read function
    - Bluetooth: Use switch statement for Intel hardware variants
    - Bluetooth: Replace constant hw_variant from Intel Bluetooth firmware
      filename
    - Bluetooth: hci_intel: Fix firmware file name to use hw_variant
    - Bluetooth: btintel: Add MODULE_FIRMWARE entries for iBT 3.5 controllers

  * xhci_hcd: ERROR Transfer event TRB DMA ptr not part of current TD ep_index 2
    comp_code 13 (LP: #1667750)
    - xhci: Bad Ethernet performance plugged in ASM1042A host

  * OpenPower: Some multipaths temporarily have only a single path
    (LP: #1696445)
    - scsi: ses: don't get power status of SES device slot on probe

  * Hotkeys on new Thinkpad systems aren't working (LP: #1705169)
    - platform/x86: thinkpad_acpi: Adding new hotkey ID for Lenovo thinkpad
    - platform/x86: thinkpad_acpi: guard generic hotkey case
    - platform/x86: thinkpad_acpi: add mapping for new hotkeys

  * CVE-2015-7837
    - SAUCE: (no-up) kexec/uefi: copy secure_boot flag in boot params across kexec
      reboot

  * misleading kernel warning skb_warn_bad_offload during checksum calculation
    (LP: #1705447)
    - net: reduce skb_warn_bad_offload() noise

  * bonding: stack dump when unregistering a netdev (LP: #1704102)
    - bonding: avoid NETDEV_CHANGEMTU event when unregistering slave

  * Ubuntu 16.04 IOB Error when the Mustang board rebooted (LP: #1693673)
    - drivers: net: xgene: Fix redundant prefetch buffer cleanup

  * Ubuntu16.04: NVMe 4K+T10 DIF/DIX format returns I/O error on dd with split
    op (LP: #1689946)
    - blk-mq: NVMe 512B/4K+T10 DIF/DIX format returns I/O error on dd with split
      op

  * linux >= 4.2: bonding 802.3ad does not work with 5G, 25G and 50G link speeds
    (LP: #1697892)
    - bonding: add 802.3ad support for 100G speeds
    - bonding: fix 802.3ad aggregator reselection
    - bonding: add 802.3ad support for 25G speeds
    - bonding: fix 802.3ad support for 5G and 50G speeds

  * Xenial update to 4.4.79 stable release (LP: #1707233)
    - disable new gcc-7.1.1 warnings for now
    - ir-core: fix gcc-7 warning on bool arithmetic
    - s5p-jpeg: don't return a random width/height
    - thermal: cpu_cooling: Avoid accessing potentially freed structures
    - ath9k: fix tx99 use after free
    - ath9k: fix tx99 bus error
    - NFC: fix broken device allocation
    - NFC: nfcmrvl_uart: add missing tty-device sanity check
    - NFC: nfcmrvl: do not use device-managed resources
    - NFC: nfcmrvl: use nfc-device for firmware download
    - NFC: nfcmrvl: fix firmware-management initialisation
    - nfc: Ensure presence of required attributes in the activate_target handler
    - nfc: Fix the sockaddr length sanitization in llcp_sock_connect
    - NFC: Add sockaddr length checks before accessing sa_family in bind handlers
    - perf intel-pt: Move decoder error setting into one condition
    - perf intel-pt: Improve sample timestamp
    - perf intel-pt: Fix missing stack clear
    - perf intel-pt: Ensure IP is zero when state is INTEL_PT_STATE_NO_IP
    - perf intel-pt: Clear FUP flag on error
    - Bluetooth: use constant time memory comparison for secret values
    - wlcore: fix 64K page support
    - ASoC: compress: Derive substream from stream based on direction
    - PM / Domains: Fix unsafe iteration over modified list of device links
    - PM / Domains: Fix unsafe iteration over modified list of domain providers
    - scsi: ses: do not add a device to an enclosure if enclosure_add_links()
      fails.
    - iscsi-target: Add login_keys_workaround attribute for non RFC initiators
    - powerpc/64: Fix atomic64_inc_not_zero() to return an int
    - powerpc: Fix emulation of mcrf in emulate_step()
    - powerpc: Fix emulation of mfocrf in emulate_step()
    - powerpc/asm: Mark cr0 as clobbered in mftb()
    - af_key: Fix sadb_x_ipsecrequest parsing
    - PCI/PM: Restore the status of PCI devices across hibernation
    - ipvs: SNAT packet replies only for NATed connections
    - xhci: fix 20000ms port resume timeout
    - xhci: Fix NULL pointer dereference when cleaning up streams for removed host
    - usb: storage: return on error to avoid a null pointer dereference
    - USB: cdc-acm: add device-id for quirky printer
    - usb: renesas_usbhs: fix usbhsc_resume() for !USBHSF_RUNTIME_PWCTRL
    - usb: renesas_usbhs: gadget: disable all eps when the driver stops
    - md: don't use flush_signals in userspace processes
    - x86/xen: allow userspace access during hypercalls
    - cx88: Fix regression in initial video standard setting
    - Raid5 should update rdev->sectors after reshape
    - s390/syscalls: Fix out of bounds arguments access
    - drm/amd/amdgpu: Return error if initiating read out of range on vram
    - drm/radeon/ci: disable mclk switching for high refresh rates (v2)
    - drm/radeon: Fix eDP for single-display iMac10,1 (v2)
    - ipmi: use rcu lock around call to intf->handlers->sender()
    - ipmi:ssif: Add missing unlock in error branch
    - f2fs: Don't clear SGID when inheriting ACLs
    - vfio: Fix group release deadlock
    - vfio: New external user group/file match
    - ftrace: Fix uninitialized variable in match_records()
    - MIPS: Fix mips_atomic_set() retry condition
    - MIPS: Fix mips_atomic_set() with EVA
    - MIPS: Negate error syscall return in trace
    - x86/acpi: Prevent out of bound access caused by broken ACPI tables
    - x86/ioapic: Pass the correct data to unmask_ioapic_irq()
    - MIPS: Fix MIPS I ISA /proc/cpuinfo reporting
    - MIPS: Save static registers before sysmips
    - MIPS: Actually decode JALX in `__compute_return_epc_for_insn'
    - MIPS: Fix unaligned PC interpretation in `compute_return_epc'
    - MIPS: math-emu: Prevent wrong ISA mode instruction emulation
    - MIPS: Send SIGILL for BPOSGE32 in `__compute_return_epc_for_insn'
    - MIPS: Rename `sigill_r6' to `sigill_r2r6' in `__compute_return_epc_for_insn'
    - MIPS: Send SIGILL for linked branches in `__compute_return_epc_for_insn'
    - MIPS: Fix a typo: s/preset/present/ in r2-to-r6 emulation error message
    - Input: i8042 - fix crash at boot time
    - NFS: only invalidate dentrys that are clearly invalid.
    - udf: Fix deadlock between writeback and udf_setsize()
    - target: Fix COMPARE_AND_WRITE caw_sem leak during se_cmd quiesce
    - perf annotate: Fix broken arrow at row 0 connecting jmp instruction to its
      target
    - Revert "perf/core: Drop kernel samples even though :u is specified"
    - staging: rtl8188eu: add TL-WN722N v2 support
    - ceph: fix race in concurrent readdir
    - RDMA/core: Initialize port_num in qp_attr
    - drm/mst: Fix error handling during MST sideband message reception
    - drm/mst: Avoid dereferencing a NULL mstb in drm_dp_mst_handle_up_req()
    - drm/mst: Avoid processing partially received up/down message transactions
    - of: device: Export of_device_{get_modalias, uvent_modalias} to modules
    - spmi: Include OF based modalias in device uevent
    - tracing: Fix kmemleak in instance_rmdir
    - alarmtimer: don't rate limit one-shot timers
    - Linux 4.4.79

  * Xenial update to 4.4.78 stable release (LP: #1705707)
    - net_sched: fix error recovery at qdisc creation
    - net: sched: Fix one possible panic when no destroy callback
    - net/phy: micrel: configure intterupts after autoneg workaround
    - ipv6: avoid unregistering inet6_dev for loopback
    - net: dp83640: Avoid NULL pointer dereference.
    - tcp: reset sk_rx_dst in tcp_disconnect()
    - net: prevent sign extension in dev_get_stats()
    - bpf: prevent leaking pointer via xadd on unpriviledged
    - net: handle NAPI_GRO_FREE_STOLEN_HEAD case also in napi_frags_finish()
    - ipv6: dad: don't remove dynamic addresses if link is down
    - net: ipv6: Compare lwstate in detecting duplicate nexthops
    - vrf: fix bug_on triggered by rx when destroying a vrf
    - rds: tcp: use sock_create_lite() to create the accept socket
    - brcmfmac: fix possible buffer overflow in brcmf_cfg80211_mgmt_tx()
    - cfg80211: Define nla_policy for NL80211_ATTR_LOCAL_MESH_POWER_MODE
    - cfg80211: Validate frequencies nested in NL80211_ATTR_SCAN_FREQUENCIES
    - cfg80211: Check if PMKID attribute is of expected size
    - irqchip/gic-v3: Fix out-of-bound access in gic_set_affinity
    - parisc: Report SIGSEGV instead of SIGBUS when running out of stack
    - parisc: use compat_sys_keyctl()
    - parisc: DMA API: return error instead of BUG_ON for dma ops on non dma devs
    - parisc/mm: Ensure IRQs are off in switch_mm()
    - tools/lib/lockdep: Reduce MAX_LOCK_DEPTH to avoid overflowing lock_chain/:
      Depth
    - kernel/extable.c: mark core_kernel_text notrace
    - mm/list_lru.c: fix list_lru_count_node() to be race free
    - fs/dcache.c: fix spin lockup issue on nlru->lock
    - checkpatch: silence perl 5.26.0 unescaped left brace warnings
    - binfmt_elf: use ELF_ET_DYN_BASE only for PIE
    - arm: move ELF_ET_DYN_BASE to 4MB
    - arm64: move ELF_ET_DYN_BASE to 4GB / 4MB
    - powerpc: move ELF_ET_DYN_BASE to 4GB / 4MB
    - s390: reduce ELF_ET_DYN_BASE
    - exec: Limit arg stack to at most 75% of _STK_LIM
    - vt: fix unchecked __put_user() in tioclinux ioctls
    - mnt: In umount propagation reparent in a separate pass
    - mnt: In propgate_umount handle visiting mounts in any order
    - mnt: Make propagate_umount less slow for overlapping mount propagation trees
    - selftests/capabilities: Fix the test_execve test
    - tpm: Get rid of chip->pdev
    - tpm: Provide strong locking for device removal
    - Add "shutdown" to "struct class".
    - tpm: Issue a TPM2_Shutdown for TPM2 devices.
    - mm: fix overflow check in expand_upwards()
    - crypto: talitos - Extend max key length for SHA384/512-HMAC and AEAD
    - crypto: atmel - only treat EBUSY as transient if backlog
    - crypto: sha1-ssse3 - Disable avx2
    - crypto: caam - fix signals handling
    - sched/topology: Fix overlapping sched_group_mask
    - sched/topology: Optimize build_group_mask()
    - PM / wakeirq: Convert to SRCU
    - PM / QoS: return -EINVAL for bogus strings
    - tracing: Use SOFTIRQ_OFFSET for softirq dectection for more accurate results
    - KVM: x86: disable MPX if host did not enable MPX XSAVE features
    - kvm: vmx: Do not disable intercepts for BNDCFGS
    - kvm: x86: Guest BNDCFGS requires guest MPX support
    - kvm: vmx: Check value written to IA32_BNDCFGS
    - kvm: vmx: allow host to access guest MSR_IA32_BNDCFGS
    - Linux 4.4.78

  * Xenial update to 4.4.77 stable release (LP: #1705238)
    - fs: add a VALID_OPEN_FLAGS
    - fs: completely ignore unknown open flags
    - driver core: platform: fix race condition with driver_override
    - bgmac: reset & enable Ethernet core before using it
    - mm: fix classzone_idx underflow in shrink_zones()
    - tracing/kprobes: Allow to create probe with a module name starting with a
      digit
    - usb: dwc3: replace %p with %pK
    - USB: serial: cp210x: add ID for CEL EM3588 USB ZigBee stick
    - Add USB quirk for HVR-950q to avoid intermittent device resets
    - usb: usbip: set buffer pointers to NULL after free
    - usb: Fix typo in the definition of Endpoint[out]Request
    - mac80211_hwsim: Replace bogus hrtimer clockid
    - sysctl: don't print negative flag for proc_douintvec
    - sysctl: report EINVAL if value is larger than UINT_MAX for proc_douintvec
    - pinctrl: sh-pfc: r8a7791: Fix SCIF2 pinmux data
    - pinctrl: meson: meson8b: fix the NAND DQS pins
    - pinctrl: sunxi: Fix SPDIF function name for A83T
    - pinctrl: mxs: atomically switch mux and drive strength config
    - pinctrl: sh-pfc: Update info pointer after SoC-specific init
    - USB: serial: option: add two Longcheer device ids
    - USB: serial: qcserial: new Sierra Wireless EM7305 device ID
    - gfs2: Fix glock rhashtable rcu bug
    - x86/tools: Fix gcc-7 warning in relocs.c
    - x86/uaccess: Optimize copy_user_enhanced_fast_string() for short strings
    - ath10k: override CE5 config for QCA9377
    - KEYS: Fix an error code in request_master_key()
    - RDMA/uverbs: Check port number supplied by user verbs cmds
    - mqueue: fix a use-after-free in sys_mq_notify()
    - tools include: Add a __fallthrough statement
    - tools string: Use __fallthrough in perf_atoll()
    - tools strfilter: Use __fallthrough
    - perf top: Use __fallthrough
    - perf intel-pt: Use __fallthrough
    - perf thread_map: Correctly size buffer used with dirent->dt_name
    - perf scripting perl: Fix compile error with some perl5 versions
    - perf tests: Avoid possible truncation with dirent->d_name + snprintf
    - perf bench numa: Avoid possible truncation when using snprintf()
    - perf tools: Use readdir() instead of deprecated readdir_r()
    - perf thread_map: Use readdir() instead of deprecated readdir_r()
    - perf script: Use readdir() instead of deprecated readdir_r()
    - perf tools: Remove duplicate const qualifier
    - perf annotate browser: Fix behaviour of Shift-Tab with nothing focussed
    - perf pmu: Fix misleadingly indented assignment (whitespace)
    - perf dwarf: Guard !x86_64 definitions under #ifdef else clause
    - perf trace: Do not process PERF_RECORD_LOST twice
    - perf tests: Remove wrong semicolon in while loop in CQM test
    - perf tools: Use readdir() instead of deprecated readdir_r() again
    - md: fix incorrect use of lexx_to_cpu in does_sb_need_changing
    - md: fix super_offset endianness in super_1_rdev_size_change
    - tcp: fix tcp_mark_head_lost to check skb len before fragmenting
    - staging: vt6556: vnt_start Fix missing call to vnt_key_init_table.
    - staging: comedi: fix clean-up of comedi_class in comedi_init()
    - ext4: check return value of kstrtoull correctly in reserved_clusters_store
    - x86/mm/pat: Don't report PAT on CPUs that don't support it
    - saa7134: fix warm Medion 7134 EEPROM read
    - Linux 4.4.77

 -- Kleber Sacilotto de Souza <kleber.souza@xxxxxxxxxxxxx>  Fri, 11 Aug
2017 16:51:50 +0200

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

** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2015-7837

** CVE added: https://cve.mitre.org/cgi-
bin/cvename.cgi?name=2017-1000111

** CVE added: https://cve.mitre.org/cgi-
bin/cvename.cgi?name=2017-1000112

** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2017-7495

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

** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2017-7487

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https://bugs.launchpad.net/bugs/1690174

Title:
  [Hyper-V] hv_netvsc: Exclude non-TCP port numbers from vRSS hashing

Status in linux package in Ubuntu:
  Fix Released
Status in linux-azure package in Ubuntu:
  Fix Committed
Status in linux source package in Xenial:
  Fix Released
Status in linux-azure source package in Xenial:
  Fix Committed
Status in linux source package in Yakkety:
  Won't Fix
Status in linux source package in Zesty:
  Fix Released
Status in linux source package in Artful:
  Fix Released

Bug description:
  Azure hosts are not supporting non-TCP port numbers in vRSS hashing for
  now. For example, UDP packet loss rate will be high if port numbers are
  also included in vRSS hash.

  So, we created this patch to use only IP numbers for hashing in non-TCP
  traffic.

  https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-
  next.git/commit/?id=f72860afa2e32cdc674cbdd7f354f8fb62e908a6

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