1 Reply Latest reply on Feb 2, 2016 2:08 PM by aleki_intel

    AC 8260: Microcode SW error detectedc.  Restarting 0x2000000.

    its70

      My AC 8260 crashes quite regularly in Ubuntu (kernel 4.2.0-18) with the following error message

       

      Feb  1 08:43:45 antoxa kernel: [1027973.738384] iwlwifi 0000:09:00.0: Microcode SW error detected.  Restarting 0x2000000.

      Feb  1 08:43:45 antoxa kernel: [1027973.738392] iwlwifi 0000:09:00.0: CSR values:

      Feb  1 08:43:45 antoxa kernel: [1027973.738396] iwlwifi 0000:09:00.0: (2nd byte of CSR_INT_COALESCING is CSR_INT_PERIODIC_REG)

      Feb  1 08:43:45 antoxa kernel: [1027973.738403] iwlwifi 0000:09:00.0:        CSR_HW_IF_CONFIG_REG: 0X00489008

      Feb  1 08:43:45 antoxa kernel: [1027973.738409] iwlwifi 0000:09:00.0:          CSR_INT_COALESCING: 0X0000ff40

      Feb  1 08:43:45 antoxa kernel: [1027973.738415] iwlwifi 0000:09:00.0:                     CSR_INT: 0X80000000

      Feb  1 08:43:45 antoxa kernel: [1027973.738421] iwlwifi 0000:09:00.0:                CSR_INT_MASK: 0X00000000

      Feb  1 08:43:45 antoxa kernel: [1027973.738427] iwlwifi 0000:09:00.0:           CSR_FH_INT_STATUS: 0X00010000

      Feb  1 08:43:45 antoxa kernel: [1027973.738433] iwlwifi 0000:09:00.0:                 CSR_GPIO_IN: 0X00000019

      Feb  1 08:43:45 antoxa kernel: [1027973.738438] iwlwifi 0000:09:00.0:                   CSR_RESET: 0X00000000

      Feb  1 08:43:45 antoxa kernel: [1027973.738444] iwlwifi 0000:09:00.0:                CSR_GP_CNTRL: 0X08040005

      Feb  1 08:43:45 antoxa kernel: [1027973.738449] iwlwifi 0000:09:00.0:                  CSR_HW_REV: 0X00000201

      Feb  1 08:43:45 antoxa kernel: [1027973.738455] iwlwifi 0000:09:00.0:              CSR_EEPROM_REG: 0Xd55555d5

      Feb  1 08:43:45 antoxa kernel: [1027973.738461] iwlwifi 0000:09:00.0:               CSR_EEPROM_GP: 0Xd55555d5

      Feb  1 08:43:45 antoxa kernel: [1027973.738466] iwlwifi 0000:09:00.0:              CSR_OTP_GP_REG: 0Xd55555d5

      Feb  1 08:43:45 antoxa kernel: [1027973.738472] iwlwifi 0000:09:00.0:                 CSR_GIO_REG: 0X001f0044

      Feb  1 08:43:45 antoxa kernel: [1027973.738477] iwlwifi 0000:09:00.0:            CSR_GP_UCODE_REG: 0X00000000

      Feb  1 08:43:45 antoxa kernel: [1027973.738483] iwlwifi 0000:09:00.0:           CSR_GP_DRIVER_REG: 0X00000000

      Feb  1 08:43:45 antoxa kernel: [1027973.738488] iwlwifi 0000:09:00.0:           CSR_UCODE_DRV_GP1: 0X00000000

      Feb  1 08:43:45 antoxa kernel: [1027973.738494] iwlwifi 0000:09:00.0:           CSR_UCODE_DRV_GP2: 0X00000000

      Feb  1 08:43:45 antoxa kernel: [1027973.738499] iwlwifi 0000:09:00.0:                 CSR_LED_REG: 0X00000060

      Feb  1 08:43:45 antoxa kernel: [1027973.738505] iwlwifi 0000:09:00.0:        CSR_DRAM_INT_TBL_REG: 0X8845be10

      Feb  1 08:43:45 antoxa kernel: [1027973.738510] iwlwifi 0000:09:00.0:        CSR_GIO_CHICKEN_BITS: 0X07800200

      Feb  1 08:43:45 antoxa kernel: [1027973.738516] iwlwifi 0000:09:00.0:             CSR_ANA_PLL_CFG: 0Xd55555d5

      Feb  1 08:43:45 antoxa kernel: [1027973.738522] iwlwifi 0000:09:00.0:      CSR_MONITOR_STATUS_REG: 0Xc03803c0

      Feb  1 08:43:45 antoxa kernel: [1027973.738527] iwlwifi 0000:09:00.0:           CSR_HW_REV_WA_REG: 0X0001001a

      Feb  1 08:43:45 antoxa kernel: [1027973.738533] iwlwifi 0000:09:00.0:        CSR_DBG_HPET_MEM_REG: 0Xffff0000

      Feb  1 08:43:45 antoxa kernel: [1027973.738536] iwlwifi 0000:09:00.0: FH register values:

      Feb  1 08:43:45 antoxa kernel: [1027973.738551] iwlwifi 0000:09:00.0:         FH_RSCSR_CHNL0_STTS_WPTR_REG: 0X45a31900

      Feb  1 08:43:45 antoxa kernel: [1027973.738567] iwlwifi 0000:09:00.0:        FH_RSCSR_CHNL0_RBDCB_BASE_REG: 0X045a31a0

      Feb  1 08:43:45 antoxa kernel: [1027973.738582] iwlwifi 0000:09:00.0:                  FH_RSCSR_CHNL0_WPTR: 0X000000a8

      Feb  1 08:43:45 antoxa kernel: [1027973.738633] iwlwifi 0000:09:00.0:         FH_MEM_RCSR_CHNL0_CONFIG_REG: 0X00801054

      Feb  1 08:43:45 antoxa kernel: [1027973.738649] iwlwifi 0000:09:00.0:          FH_MEM_RSSR_SHARED_CTRL_REG: 0X000000fc

      Feb  1 08:43:45 antoxa kernel: [1027973.738665] iwlwifi 0000:09:00.0:            FH_MEM_RSSR_RX_STATUS_REG: 0X02070000

      Feb  1 08:43:45 antoxa kernel: [1027973.738686] iwlwifi 0000:09:00.0:    FH_MEM_RSSR_RX_ENABLE_ERR_IRQ2DRV: 0X00000000

      Feb  1 08:43:45 antoxa kernel: [1027973.738707] iwlwifi 0000:09:00.0:                FH_TSSR_TX_STATUS_REG: 0X07ff0001

      Feb  1 08:43:45 antoxa kernel: [1027973.738726] iwlwifi 0000:09:00.0:                 FH_TSSR_TX_ERROR_REG: 0X00000000

      Feb  1 08:43:45 antoxa kernel: [1027973.738838] iwlwifi 0000:09:00.0: Start IWL Error Log Dump:

      Feb  1 08:43:45 antoxa kernel: [1027973.738842] iwlwifi 0000:09:00.0: Status: 0x00000000, count: 6

      Feb  1 08:43:45 antoxa kernel: [1027973.738845] iwlwifi 0000:09:00.0: Loaded firmware version: 25.30.13.0

      Feb  1 08:43:45 antoxa kernel: [1027973.738849] iwlwifi 0000:09:00.0: 0x0000000C | ADVANCED_SYSASSERT..........

      Feb  1 08:43:45 antoxa kernel: [1027973.738852] iwlwifi 0000:09:00.0: 0x000002F0 | uPc

      Feb  1 08:43:45 antoxa kernel: [1027973.738855] iwlwifi 0000:09:00.0: 0x00000000 | branchlink1

      Feb  1 08:43:45 antoxa kernel: [1027973.738858] iwlwifi 0000:09:00.0: 0x00000C22 | branchlink2

      Feb  1 08:43:45 antoxa kernel: [1027973.738862] iwlwifi 0000:09:00.0: 0x00021C34 | interruptlink1

      Feb  1 08:43:45 antoxa kernel: [1027973.738865] iwlwifi 0000:09:00.0: 0x0003B556 | interruptlink2

      Feb  1 08:43:45 antoxa kernel: [1027973.738868] iwlwifi 0000:09:00.0: 0x00000000 | data1

      Feb  1 08:43:45 antoxa kernel: [1027973.738871] iwlwifi 0000:09:00.0: 0x00000020 | data2

      Feb  1 08:43:45 antoxa kernel: [1027973.738874] iwlwifi 0000:09:00.0: 0x02070000 | data3

      Feb  1 08:43:45 antoxa kernel: [1027973.738877] iwlwifi 0000:09:00.0: 0x00000000 | beacon time

      Feb  1 08:43:45 antoxa kernel: [1027973.738880] iwlwifi 0000:09:00.0: 0xB11A71D3 | tsf low

      Feb  1 08:43:45 antoxa kernel: [1027973.738883] iwlwifi 0000:09:00.0: 0x00000000 | tsf hi

      Feb  1 08:43:45 antoxa kernel: [1027973.738886] iwlwifi 0000:09:00.0: 0x00000000 | time gp1

      Feb  1 08:43:45 antoxa kernel: [1027973.738889] iwlwifi 0000:09:00.0: 0xB11A71D4 | time gp2

      Feb  1 08:43:45 antoxa kernel: [1027973.738892] iwlwifi 0000:09:00.0: 0x00000000 | time gp3

      Feb  1 08:43:45 antoxa kernel: [1027973.738896] iwlwifi 0000:09:00.0: 0x0004191E | uCode version

      Feb  1 08:43:45 antoxa kernel: [1027973.738899] iwlwifi 0000:09:00.0: 0x00000201 | hw version

      Feb  1 08:43:45 antoxa kernel: [1027973.738902] iwlwifi 0000:09:00.0: 0x00489008 | board version

      Feb  1 08:43:45 antoxa kernel: [1027973.738905] iwlwifi 0000:09:00.0: 0x092B0008 | hcmd

      Feb  1 08:43:45 antoxa kernel: [1027973.738908] iwlwifi 0000:09:00.0: 0x23C62000 | isr0

      Feb  1 08:43:45 antoxa kernel: [1027973.738911] iwlwifi 0000:09:00.0: 0x11800000 | isr1

      Feb  1 08:43:45 antoxa kernel: [1027973.738914] iwlwifi 0000:09:00.0: 0x08001802 | isr2

      Feb  1 08:43:45 antoxa kernel: [1027973.738917] iwlwifi 0000:09:00.0: 0x00400182 | isr3

      Feb  1 08:43:45 antoxa kernel: [1027973.738920] iwlwifi 0000:09:00.0: 0x00000000 | isr4

      Feb  1 08:43:45 antoxa kernel: [1027973.738923] iwlwifi 0000:09:00.0: 0x00000110 | isr_pref

      Feb  1 08:43:45 antoxa kernel: [1027973.738926] iwlwifi 0000:09:00.0: 0x00000000 | wait_event

      Feb  1 08:43:45 antoxa kernel: [1027973.738929] iwlwifi 0000:09:00.0: 0x0000CFA8 | l2p_control

      Feb  1 08:43:45 antoxa kernel: [1027973.738932] iwlwifi 0000:09:00.0: 0x00000020 | l2p_duration

      Feb  1 08:43:45 antoxa kernel: [1027973.738935] iwlwifi 0000:09:00.0: 0x00000000 | l2p_mhvalid

      Feb  1 08:43:45 antoxa kernel: [1027973.738939] iwlwifi 0000:09:00.0: 0x00003000 | l2p_addr_match

      Feb  1 08:43:45 antoxa kernel: [1027973.738942] iwlwifi 0000:09:00.0: 0x0000000D | lmpm_pmg_sel

      Feb  1 08:43:45 antoxa kernel: [1027973.738945] iwlwifi 0000:09:00.0: 0x17061503 | timestamp

      Feb  1 08:43:45 antoxa kernel: [1027973.738948] iwlwifi 0000:09:00.0: 0x0FC0A8B8 | flow_handler

      Feb  1 08:43:45 antoxa kernel: [1027973.739000] iwlwifi 0000:09:00.0: Start IWL Error Log Dump:

      Feb  1 08:43:45 antoxa kernel: [1027973.739004] iwlwifi 0000:09:00.0: Status: 0x00000000, count: 1

      Feb  1 08:43:45 antoxa kernel: [1027973.739007] iwlwifi 0000:09:00.0: 0x00000070 | ADVANCED_SYSASSERT

      Feb  1 08:43:45 antoxa kernel: [1027973.739010] iwlwifi 0000:09:00.0: 0x00000000 | umac branchlink1

      Feb  1 08:43:45 antoxa kernel: [1027973.739013] iwlwifi 0000:09:00.0: 0xC008137C | umac branchlink2

      Feb  1 08:43:45 antoxa kernel: [1027973.739017] iwlwifi 0000:09:00.0: 0xC00810AC | umac interruptlink1

      Feb  1 08:43:45 antoxa kernel: [1027973.739020] iwlwifi 0000:09:00.0: 0xC00810AC | umac interruptlink2

      Feb  1 08:43:45 antoxa kernel: [1027973.739023] iwlwifi 0000:09:00.0: 0x00000800 | umac data1

      Feb  1 08:43:45 antoxa kernel: [1027973.739026] iwlwifi 0000:09:00.0: 0xC00810AC | umac data2

      Feb  1 08:43:45 antoxa kernel: [1027973.739029] iwlwifi 0000:09:00.0: 0xDEADBEEF | umac data3

      Feb  1 08:43:45 antoxa kernel: [1027973.739033] iwlwifi 0000:09:00.0: 0x00021900 | umac major

      Feb  1 08:43:45 antoxa kernel: [1027973.739039] iwlwifi 0000:09:00.0: 0x00000D00 | umac minor

      Feb  1 08:43:45 antoxa kernel: [1027973.739042] iwlwifi 0000:09:00.0: 0xC0887F80 | frame pointer

      Feb  1 08:43:45 antoxa kernel: [1027973.739046] iwlwifi 0000:09:00.0: 0xC0887F80 | stack pointer

      Feb  1 08:43:45 antoxa kernel: [1027973.739049] iwlwifi 0000:09:00.0: 0x092B0008 | last host cmd

      Feb  1 08:43:45 antoxa kernel: [1027973.739052] iwlwifi 0000:09:00.0: 0x00000000 | isr status reg

      Feb  1 08:43:45 antoxa kernel: [1027973.739059] ieee80211 phy0: Hardware restart was requested

      Feb  1 08:43:46 antoxa kernel: [1027974.217880] iwlwifi 0000:09:00.0: L1 Disabled - LTR Enabled

      Feb  1 08:43:46 antoxa kernel: [1027974.218124] iwlwifi 0000:09:00.0: L1 Disabled - LTR Enabled

      Feb  1 08:43:46 antoxa kernel: [1027974.218625] iwlwifi 0000:09:00.0: can't access the RSA semaphore it is write protected

      Feb  1 08:43:46 antoxa kernel: [1027974.360378] iwlwifi 0000:09:00.0: L1 Disabled - LTR Enabled

      Feb  1 08:43:46 antoxa kernel: [1027974.360633] iwlwifi 0000:09:00.0: L1 Disabled - LTR Enabled

      Feb  1 08:43:46 antoxa kernel: [1027974.361067] iwlwifi 0000:09:00.0: can't access the RSA semaphore it is write protected

       

      Is there any workaround?