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[Bug 1374760] Re: iwlwifi 0000:01:00.0: Microcode SW error detected. Restarting 0x2000000.

To: kernel-packages@xxxxxxxxxxxxxxxxxxx
From: Tigran Gabrielyan <tigrangab@xxxxxxxxx>
Date: Fri, 26 Dec 2014 21:44:30 -0000
Reply-to: Bug 1374760 <1374760@xxxxxxxxxxxxxxxxxx>
Sender: bounces@xxxxxxxxxxxxx
Lenovo Z50-70. I have the issue as well.


** Attachment added: "dmesg"
   https://bugs.launchpad.net/linux/+bug/1374760/+attachment/4288003/+files/dmesg

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https://bugs.launchpad.net/bugs/1374760

Title:
  iwlwifi 0000:01:00.0: Microcode SW error detected.  Restarting
  0x2000000.

Status in The Linux Kernel:
  Unknown
Status in linux package in Ubuntu:
  Confirmed

Bug description:
  [ 5238.676517] iwlwifi 0000:01:00.0: Microcode SW error detected.  Restarting 0x2000000.
  [ 5238.676531] iwlwifi 0000:01:00.0: CSR values:
  [ 5238.676537] iwlwifi 0000:01:00.0: (2nd byte of CSR_INT_COALESCING is CSR_INT_PERIODIC_REG)
  [ 5238.676547] iwlwifi 0000:01:00.0:        CSR_HW_IF_CONFIG_REG: 0X00484b00
  [ 5238.676557] iwlwifi 0000:01:00.0:          CSR_INT_COALESCING: 0X0000ff40
  [ 5238.676567] iwlwifi 0000:01:00.0:                     CSR_INT: 0X00000000
  [ 5238.676576] iwlwifi 0000:01:00.0:                CSR_INT_MASK: 0X00000000
  [ 5238.676586] iwlwifi 0000:01:00.0:           CSR_FH_INT_STATUS: 0X00000000
  [ 5238.676596] iwlwifi 0000:01:00.0:                 CSR_GPIO_IN: 0X0000003c
  [ 5238.676607] iwlwifi 0000:01:00.0:                   CSR_RESET: 0X00000000
  [ 5238.676617] iwlwifi 0000:01:00.0:                CSR_GP_CNTRL: 0X080403c5
  [ 5238.676628] iwlwifi 0000:01:00.0:                  CSR_HW_REV: 0X000000b0
  [ 5238.676639] iwlwifi 0000:01:00.0:              CSR_EEPROM_REG: 0Xc4540ffd
  [ 5238.676648] iwlwifi 0000:01:00.0:               CSR_EEPROM_GP: 0X90000801
  [ 5238.676657] iwlwifi 0000:01:00.0:              CSR_OTP_GP_REG: 0X00030001
  [ 5238.676667] iwlwifi 0000:01:00.0:                 CSR_GIO_REG: 0X00080044
  [ 5238.676676] iwlwifi 0000:01:00.0:            CSR_GP_UCODE_REG: 0X00004a07
  [ 5238.676687] iwlwifi 0000:01:00.0:           CSR_GP_DRIVER_REG: 0X00000000
  [ 5238.676697] iwlwifi 0000:01:00.0:           CSR_UCODE_DRV_GP1: 0X00000000
  [ 5238.676708] iwlwifi 0000:01:00.0:           CSR_UCODE_DRV_GP2: 0X00000000
  [ 5238.676719] iwlwifi 0000:01:00.0:                 CSR_LED_REG: 0X00000040
  [ 5238.676729] iwlwifi 0000:01:00.0:        CSR_DRAM_INT_TBL_REG: 0X880cb804
  [ 5238.676739] iwlwifi 0000:01:00.0:        CSR_GIO_CHICKEN_BITS: 0X27800200
  [ 5238.676750] iwlwifi 0000:01:00.0:             CSR_ANA_PLL_CFG: 0X00000000
  [ 5238.676760] iwlwifi 0000:01:00.0:      CSR_MONITOR_STATUS_REG: 0X43f7ff57
  [ 5238.676768] iwlwifi 0000:01:00.0:           CSR_HW_REV_WA_REG: 0X0001001a
  [ 5238.676785] iwlwifi 0000:01:00.0:        CSR_DBG_HPET_MEM_REG: 0Xffff0010
  [ 5238.676791] iwlwifi 0000:01:00.0: FH register values:
  [ 5238.676809] iwlwifi 0000:01:00.0:         FH_RSCSR_CHNL0_STTS_WPTR_REG: 0X0cd14900
  [ 5238.676827] iwlwifi 0000:01:00.0:        FH_RSCSR_CHNL0_RBDCB_BASE_REG: 0X00cd1480
  [ 5238.676844] iwlwifi 0000:01:00.0:                  FH_RSCSR_CHNL0_WPTR: 0X000000d8
  [ 5238.676861] iwlwifi 0000:01:00.0:         FH_MEM_RCSR_CHNL0_CONFIG_REG: 0X80801114
  [ 5238.676878] iwlwifi 0000:01:00.0:          FH_MEM_RSSR_SHARED_CTRL_REG: 0X000000fc
  [ 5238.676895] iwlwifi 0000:01:00.0:            FH_MEM_RSSR_RX_STATUS_REG: 0X07030000
  [ 5238.676912] iwlwifi 0000:01:00.0:    FH_MEM_RSSR_RX_ENABLE_ERR_IRQ2DRV: 0X00000000
  [ 5238.676930] iwlwifi 0000:01:00.0:                FH_TSSR_TX_STATUS_REG: 0X07ff0001
  [ 5238.676951] iwlwifi 0000:01:00.0:                 FH_TSSR_TX_ERROR_REG: 0X00000000
  [ 5238.676968] iwlwifi 0000:01:00.0: Loaded firmware version: 18.168.6.1
  [ 5238.677108] iwlwifi 0000:01:00.0: Start IWL Error Log Dump:
  [ 5238.677114] iwlwifi 0000:01:00.0: Status: 0x000002CC, count: 6
  [ 5238.677120] iwlwifi 0000:01:00.0: 0x0000198A | ADVANCED_SYSASSERT          
  [ 5238.677125] iwlwifi 0000:01:00.0: 0x00015920 | uPc
  [ 5238.677129] iwlwifi 0000:01:00.0: 0x00015910 | branchlink1
  [ 5238.677133] iwlwifi 0000:01:00.0: 0x00015910 | branchlink2
  [ 5238.677138] iwlwifi 0000:01:00.0: 0x0000DBEA | interruptlink1
  [ 5238.677142] iwlwifi 0000:01:00.0: 0x00000000 | interruptlink2
  [ 5238.677147] iwlwifi 0000:01:00.0: 0x00000C62 | data1
  [ 5238.677151] iwlwifi 0000:01:00.0: 0x00000005 | data2
  [ 5238.677155] iwlwifi 0000:01:00.0: 0x000001DC | line
  [ 5238.677160] iwlwifi 0000:01:00.0: 0xE74018F3 | beacon time
  [ 5238.677164] iwlwifi 0000:01:00.0: 0x4197870D | tsf low
  [ 5238.677168] iwlwifi 0000:01:00.0: 0x000000D1 | tsf hi
  [ 5238.677173] iwlwifi 0000:01:00.0: 0x00000000 | time gp1
  [ 5238.677177] iwlwifi 0000:01:00.0: 0x38174CD0 | time gp2
  [ 5238.677181] iwlwifi 0000:01:00.0: 0x00000000 | time gp3
  [ 5238.677186] iwlwifi 0000:01:00.0: 0x754312A8 | uCode version
  [ 5238.677190] iwlwifi 0000:01:00.0: 0x000000B0 | hw version
  [ 5238.677194] iwlwifi 0000:01:00.0: 0x00484B00 | board version
  [ 5238.677199] iwlwifi 0000:01:00.0: 0x0000001C | hcmd
  [ 5238.677203] iwlwifi 0000:01:00.0: 0x2F863800 | isr0
  [ 5238.677208] iwlwifi 0000:01:00.0: 0x1189F800 | isr1
  [ 5238.677212] iwlwifi 0000:01:00.0: 0x00000E1A | isr2
  [ 5238.677217] iwlwifi 0000:01:00.0: 0x0547FCC3 | isr3
  [ 5238.677221] iwlwifi 0000:01:00.0: 0x00000000 | isr4
  [ 5238.677226] iwlwifi 0000:01:00.0: 0x00800110 | isr_pref
  [ 5238.677230] iwlwifi 0000:01:00.0: 0x000260A4 | wait_event
  [ 5238.677235] iwlwifi 0000:01:00.0: 0x00000080 | l2p_control
  [ 5238.677239] iwlwifi 0000:01:00.0: 0x00000000 | l2p_duration
  [ 5238.677244] iwlwifi 0000:01:00.0: 0x0000003F | l2p_mhvalid
  [ 5238.677248] iwlwifi 0000:01:00.0: 0x00200200 | l2p_addr_match
  [ 5238.677252] iwlwifi 0000:01:00.0: 0x00000005 | lmpm_pmg_sel
  [ 5238.677257] iwlwifi 0000:01:00.0: 0x13011136 | timestamp
  [ 5238.677261] iwlwifi 0000:01:00.0: 0x0000D8E8 | flow_handler
  [ 5238.677320] iwlwifi 0000:01:00.0: Start IWL Event Log Dump: nothing in log
  [ 5238.677710] iwlwifi 0000:01:00.0: iwl_trans_wait_tx_queue_empty bad state = 0
  [ 5238.677730] ieee80211 phy0: Hardware restart was requested
  [ 5238.677943] iwlwifi 0000:01:00.0: L1 Disabled; Enabling L0S
  [ 5238.684627] iwlwifi 0000:01:00.0: Radio type=0x2-0x1-0x0

  ProblemType: Bug
  DistroRelease: Ubuntu 14.10
  Package: linux-image-3.16.0-18-generic 3.16.0-18.25
  ProcVersionSignature: Ubuntu 3.16.0-18.25-generic 3.16.3
  Uname: Linux 3.16.0-18-generic x86_64
  ApportVersion: 2.14.7-0ubuntu2
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC0:  caravena   2117 F.... pulseaudio
  CurrentDesktop: GNOME
  Date: Sat Sep 27 10:42:49 2014
  HibernationDevice: RESUME=UUID=360bd2d2-4f44-4311-86d6-4781ac81ee87
  InstallationDate: Installed on 2014-09-25 (2 days ago)
  InstallationMedia: Ubuntu-GNOME 14.10 "Utopic Unicorn" - Alpha amd64 (20140923)
  MachineType: SAMSUNG ELECTRONICS CO., LTD. 530U3C/530U4C
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/@/boot/vmlinuz-3.16.0-18-generic root=UUID=0fb75fae-baa3-428b-ace4-498e69ff7fb6 ro rootflags=subvol=@ quiet splash vt.handoff=7
  RelatedPackageVersions:
   linux-restricted-modules-3.16.0-18-generic N/A
   linux-backports-modules-3.16.0-18-generic  N/A
   linux-firmware                             1.134
  SourcePackage: linux
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 04/15/2013
  dmi.bios.vendor: Phoenix Technologies Ltd.
  dmi.bios.version: P14AAJ
  dmi.board.asset.tag: Base Board Asset Tag
  dmi.board.name: SAMSUNG_NP1234567890
  dmi.board.vendor: SAMSUNG ELECTRONICS CO., LTD.
  dmi.board.version: FAB1
  dmi.chassis.asset.tag: No Asset Tag
  dmi.chassis.type: 9
  dmi.chassis.vendor: SAMSUNG ELECTRONICS CO., LTD.
  dmi.chassis.version: 0.1
  dmi.modalias: dmi:bvnPhoenixTechnologiesLtd.:bvrP14AAJ:bd04/15/2013:svnSAMSUNGELECTRONICSCO.,LTD.:pn530U3C/530U4C:pvr0.1:rvnSAMSUNGELECTRONICSCO.,LTD.:rnSAMSUNG_NP1234567890:rvrFAB1:cvnSAMSUNGELECTRONICSCO.,LTD.:ct9:cvr0.1:
  dmi.product.name: 530U3C/530U4C
  dmi.product.version: 0.1
  dmi.sys.vendor: SAMSUNG ELECTRONICS CO., LTD.

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References

[Bug 1374760] [NEW] iwlwifi 0000:01:00.0: Microcode SW error detected. Restarting 0x2000000.
From: Cristian Aravena Romero, 2014-09-27