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

** Summary changed:

- Kernel Bug after resume:
+ [ASUS M4A78-EM] Kernel Bug after resume:

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https://bugs.launchpad.net/bugs/1306938

Title:
  [ASUS M4A78-EM] Kernel Bug after resume:

Status in “linux” package in Ubuntu:
  Confirmed

Bug description:
  [13697.861928] Disabling non-boot CPUs ...
  [13697.862307] Broke affinity for irq 17
  [13697.863321] kvm: disabling virtualization on CPU1
  [13697.964021] smpboot: CPU 1 is now offline
  [13697.964355] ACPI: Low-level resume complete
  [13697.964355] PM: Restoring platform NVS memory
  [13697.964355] PCI-DMA: Resuming GART IOMMU
  [13697.964355] PCI-DMA: Restoring GART aperture settings
  [13697.964355] Enabling non-boot CPUs ...
  [13697.964355] x86: Booting SMP configuration:
  [13697.964355] smpboot: Booting Node 0 Processor 1 APIC 0x1
  [13697.964355] kvm: enabling virtualization on CPU1
  [13697.975795] ------------[ cut here ]------------
  [13697.975802] WARNING: CPU: 0 PID: 19031 at /build/buildd/linux-3.13.0/fs/sysfs/dir.c:486 sysfs_warn_dup+0x86/0xa0()
  [13697.975803] sysfs: cannot create duplicate filename '/devices/system/cpu/cpu1/cpufreq'
  [13697.975843] Modules linked in: ir_lirc_codec ir_rc6_decoder lirc_dev ir_mce_kbd_decoder ir_sanyo_decoder ir_jvc_decoder ir_sony_decoder ir_nec_decoder ir_rc5_decoder rc_hauppauge smsdvb dvb_core smsusb smsmdtv rc_core bnep rfcomm bluetooth snd_hda_codec_hdmi joydev hid_generic usbhid hid ppdev kvm_amd kvm snd_seq_midi snd_seq_midi_event snd_rawmidi psmouse serio_raw k8temp edac_core edac_mce_amd snd_hda_codec_realtek radeon snd_seq snd_hda_intel snd_hda_codec snd_hwdep snd_pcm snd_page_alloc snd_seq_device usblp snd_timer sp5100_tco i2c_piix4 ttm drm_kms_helper drm parport_pc asus_atk0110 snd mac_hid soundcore wmi i2c_algo_bit hwmon_vid shpchp lm63 lp parport usb_storage pata_acpi r8169 pata_atiixp mii ahci libahci
  [13697.975846] CPU: 0 PID: 19031 Comm: pm-suspend Not tainted 3.13.0-23-generic #45-Ubuntu
  [13697.975848] Hardware name: System manufacturer System Product Name/M4A78-EM, BIOS 2102    12/15/2010
  [13697.975851]  0000000000000009 ffff880052025b90 ffffffff81715384 ffff880052025bd8
  [13697.975854]  ffff880052025bc8 ffffffff810676bd ffff8800c1bf3000 ffff8800c1bf3000
  [13697.975857]  ffff880119f70f50 0000000000000000 0000000000000001 ffff880052025c28
  [13697.975858] Call Trace:
  [13697.975864]  [<ffffffff81715384>] dump_stack+0x45/0x56
  [13697.975867]  [<ffffffff810676bd>] warn_slowpath_common+0x7d/0xa0
  [13697.975870]  [<ffffffff8106772c>] warn_slowpath_fmt+0x4c/0x50
  [13697.975873]  [<ffffffff81230556>] sysfs_warn_dup+0x86/0xa0
  [13697.975876]  [<ffffffff812305b0>] sysfs_add_one+0x40/0x50
  [13697.975878]  [<ffffffff8123111f>] sysfs_do_create_link_sd.isra.2+0xbf/0x210
  [13697.975881]  [<ffffffff81231295>] sysfs_create_link+0x25/0x50
  [13697.975884]  [<ffffffff815bf933>] __cpufreq_add_dev.isra.19+0x1b3/0x900
  [13697.975886]  [<ffffffff815c00f2>] cpufreq_cpu_callback+0x72/0xc0
  [13697.975890]  [<ffffffff8172187c>] notifier_call_chain+0x4c/0x70
  [13697.975894]  [<ffffffff8108fb1e>] __raw_notifier_call_chain+0xe/0x10
  [13697.975896]  [<ffffffff810678c3>] cpu_notify+0x23/0x50
  [13697.975898]  [<ffffffff81067b08>] _cpu_up+0x168/0x180
  [13697.975902]  [<ffffffff81704ba0>] enable_nonboot_cpus+0x90/0xe0
  [13697.975906]  [<ffffffff810b4095>] suspend_devices_and_enter+0x315/0x440
  [13697.975908]  [<ffffffff810b4338>] pm_suspend+0x178/0x260
  [13697.975911]  [<ffffffff810b3239>] state_store+0x79/0xf0
  [13697.975914]  [<ffffffff8135ee1f>] kobj_attr_store+0xf/0x20
  [13697.975917]  [<ffffffff8122f038>] sysfs_write_file+0x128/0x1c0
  [13697.975920]  [<ffffffff811b9234>] vfs_write+0xb4/0x1f0
  [13697.975922]  [<ffffffff811b9c69>] SyS_write+0x49/0xa0
  [13697.975925]  [<ffffffff81725f7f>] tracesys+0xe1/0xe6
  [13697.975927] ---[ end trace 211b94d29cb408a4 ]---
  [13697.975936] CPU1 is up
  [13697.976303] ACPI: Waking up from system sleep state S3
  [13697.978059] ahci 0000:00:11.0: set SATA to AHCI mode
  [13697.978091] ohci-pci 0000:00:12.0: System wakeup disabled by ACPI
  --- 
  ApportVersion: 2.14.1-0ubuntu2
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC1:  fischer    2068 F.... pulseaudio
                        fischer   13931 F.... pulseaudio
   /dev/snd/controlC0:  fischer    2068 F.... pulseaudio
                        fischer   13931 F.... pulseaudio
  CurrentDesktop: Unity
  DistroRelease: Ubuntu 14.04
  HibernationDevice: RESUME=UUID=95c48936-db13-4825-b364-56f983d28869
  InstallationDate: Installed on 2014-03-02 (40 days ago)
  InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Alpha amd64 (20140302)
  IwConfig:
   eth1      no wireless extensions.
   
   lo        no wireless extensions.
  MachineType: System manufacturer System Product Name
  Package: linux (not installed)
  ProcFB: 0 radeondrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.13.0-23-generic root=UUID=51f4311c-6ebd-4018-9235-4cf21e071b93 ro quiet splash radeon.hw_i2c=1 radeon.msi=1 radeon.dynclks=1 radeon.dpm=1 vt.handoff=7
  ProcVersionSignature: Ubuntu 3.13.0-23.45-generic 3.13.8
  RelatedPackageVersions:
   linux-restricted-modules-3.13.0-23-generic N/A
   linux-backports-modules-3.13.0-23-generic  N/A
   linux-firmware                             1.127
  RfKill:
   
  Tags:  trusty
  Uname: Linux 3.13.0-23-generic x86_64
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
  WifiSyslog: Apr 12 12:53:11 rechner-2 kernel: [16489.426028] perf samples too long (2521 > 2500), lowering kernel.perf_event_max_sample_rate to 50000
  _MarkForUpload: True
  dmi.bios.date: 12/15/2010
  dmi.bios.vendor: American Megatrends Inc.
  dmi.bios.version: 2102
  dmi.board.asset.tag: To Be Filled By O.E.M.
  dmi.board.name: M4A78-EM
  dmi.board.vendor: ASUSTeK Computer INC.
  dmi.board.version: Rev X.0x
  dmi.chassis.asset.tag: Asset-1234567890
  dmi.chassis.type: 3
  dmi.chassis.vendor: Chassis Manufacture
  dmi.chassis.version: Chassis Version
  dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr2102:bd12/15/2010:svnSystemmanufacturer:pnSystemProductName:pvrSystemVersion:rvnASUSTeKComputerINC.:rnM4A78-EM:rvrRevX.0x:cvnChassisManufacture:ct3:cvrChassisVersion:
  dmi.product.name: System Product Name
  dmi.product.version: System Version
  dmi.sys.vendor: System manufacturer

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