kernel-packages team mailing list archive

["Christopher M. Penalver" <christopher.m.penalver@xxxxxxxxx>]

David Peall, as per your https://launchpadlibrarian.net/133336555/BootDmesg.txt :
[    0.026147] ------------[ cut here ]------------
[    0.026153] WARNING: at /build/buildd/linux-3.2.0/drivers/iommu/intr_remapping.c:558 enable_intr_remapping+0x77/0x1ab()
[    0.026157] Hardware name: PowerEdge R520
[    0.026160] Your BIOS is broken and requested that x2apic be disabled
[    0.026160] This will leave your machine vulnerable to irq-injection attacks
[    0.026161] Use 'intremap=no_x2apic_optout' to override BIOS request
...
[    2.724831] [Firmware Bug]: ACPI: BIOS _OSI(Linux) query ignored

Hence, as per www.dell.com/support/drivers/us/en/19/Product/poweredge-m520 an update is available for your BIOS (2.0.23). During your maintenance window, if you update to this following https://help.ubuntu.com/community/BiosUpdate , does it change anything? If it doesn't, could you please both specify what happened, and just provide the output of the following terminal command:
sudo dmidecode -s bios-version && sudo dmidecode -s bios-release-date

For more on BIOS updates and linux, please see
https://help.ubuntu.com/community/ReportingBugs#Bug_reporting_etiquette
.

Thank you for your understanding.

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

** Summary changed:

- BCM95720 Network disconnects and resets with new Dell R520 server
+ [Dell PowerEdge M520] BCM95720 Network disconnects and resets

-- 
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1152580

Title:
  [Dell PowerEdge M520] BCM95720 Network disconnects and resets

Status in The Dell PowerEdge project:
  Confirmed
Status in “linux” package in Ubuntu:
  Incomplete

Bug description:
  The server is constantly going on and offline here are messages and hardware Details:
  [    4.394703] tg3 0000:02:00.0: eth0: Tigon3 [partno(BCM95720) rev 5720000] (PCI Express) MAC address 90:b1:1c:0d:d4:aa
  [    4.394713] tg3 0000:02:00.0: eth0: attached PHY is 5720C (10/100/1000Base-T Ethernet) (WireSpeed[1], EEE[1])
  [    4.394720] tg3 0000:02:00.0: eth0: RXcsums[1] LinkChgREG[0] MIirq[0] ASF[1] TSOcap[1]
  [    4.394726] tg3 0000:02:00.0: eth0: dma_rwctrl[00000001] dma_mask[64-bit]

  The dump to dmesg:
  https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1152580/+attachment/3939814/+files/log

  ProblemType: Bug
  DistroRelease: Ubuntu 12.04
  Package: linux-image-3.2.0-38-generic 3.2.0-38.61
  ProcVersionSignature: Ubuntu 3.2.0-38.61-generic 3.2.37
  Uname: Linux 3.2.0-38-generic x86_64
  AlsaDevices:
   total 0
   crw-rw---T 1 root audio 116,  1 Mar  8 13:26 seq
   crw-rw---T 1 root audio 116, 33 Mar  8 13:26 timer
  AplayDevices: Error: [Errno 2] No such file or directory
  ApportVersion: 2.0.1-0ubuntu17.1
  Architecture: amd64
  ArecordDevices: Error: [Errno 2] No such file or directory
  AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1:
  CRDA: Error: [Errno 2] No such file or directory
  Date: Fri Mar  8 14:21:45 2013
  HibernationDevice: RESUME=UUID=f9a32355-70b4-462b-a01e-2665b81b2ec0
  InstallationMedia: Ubuntu-Server 12.04.1 LTS "Precise Pangolin" - Release amd64 (20120817.3)
  MachineType: Dell Inc. PowerEdge R520
  MarkForUpload: True
  PciMultimedia:

  ProcFB: 0 VESA VGA
  ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-3.2.0-38-generic root=UUID=0c0140bd-05eb-4e5c-9596-1cf4dee88ae4 ro
  RelatedPackageVersions:
   linux-restricted-modules-3.2.0-38-generic N/A
   linux-backports-modules-3.2.0-38-generic  N/A
   linux-firmware                            1.79.1
  RfKill: Error: [Errno 2] No such file or directory
  SourcePackage: linux
  StagingDrivers: mei
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 08/21/2012
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: 1.3.5
  dmi.board.name: 051XDX
  dmi.board.vendor: Dell Inc.
  dmi.board.version: A00
  dmi.chassis.type: 23
  dmi.chassis.vendor: Dell Inc.
  dmi.modalias: dmi:bvnDellInc.:bvr1.3.5:bd08/21/2012:svnDellInc.:pnPowerEdgeR520:pvr:rvnDellInc.:rn051XDX:rvrA00:cvnDellInc.:ct23:cvr:
  dmi.product.name: PowerEdge R520
  dmi.sys.vendor: Dell Inc.

To manage notifications about this bug go to:
https://bugs.launchpad.net/dell-poweredge/+bug/1152580/+subscriptions