Re: iwm0 firmware issue

[Robert Nestor <rnestor%mac.com@localhost>]

Finally got something!  This is with iwm_debug set to 0.

iwm0: hw rev 0x140, fw ver 17.352738.0, address 90:2e:1c:12:36:80
iwm0: 11a rates: 6Mbps 9Mbps 12Mbps 18Mbps 24Mbps 36Mbps 48Mbps 54Mbps
iwm0: 11b rates: 1Mbps 2Mbps 5.5Mbps 11Mbps
iwm0: 11g rates: 1Mbps 2Mbps 5.5Mbps 11Mbps 6Mbps 9Mbps 12Mbps 18Mbps 24Mbps 36Mbps 48Mbps 54Mbps
wsdisplay0: screen 1 added (default, vt100 emulation)
wsdisplay0: screen 2 added (default, vt100 emulation)
wsdisplay0: screen 3 added (default, vt100 emulation)
wsdisplay0: screen 4 added (default, vt100 emulation)
iwm0: dumping device error log
iwm0: Start Error Log Dump:
iwm0: Status: 0x73, count: 6
iwm0: 00000EE8 | ADVANCED_SYSASSERT          
iwm0: 000002F0 | trm_hw_status0
iwm0: 00000000 | trm_hw_status1
iwm0: 00000B30 | branchlink2
iwm0: 00016498 | interruptlink1
iwm0: 00000000 | interruptlink2
iwm0: DEADBEEF | data1
iwm0: DEADBEEF | data2
iwm0: DEADBEEF | data3
iwm0: 003FAD20 | beacon time
iwm0: 000052DF | tsf low
iwm0: 00000000 | tsf hi
iwm0: 00000000 | time gp1
iwm0: 000052E0 | time gp2
iwm0: 00000000 | uCode revision type
iwm0: 00000011 | uCode version major
iwm0: 000561E2 | uCode version minor
iwm0: 00000144 | hw version
iwm0: 00009004 | board version
iwm0: 091F0051 | hcmd
iwm0: 00022080 | isr0
iwm0: 00000000 | isr1
iwm0: 00000002 | isr2
iwm0: 0041FCC0 | isr3
iwm0: 00000000 | isr4
iwm0: 01000112 | last cmd Id
iwm0: 00000000 | wait_event
iwm0: 0000D914 | l2p_control
iwm0: 00000020 | l2p_duration
iwm0: 00000000 | l2p_mhvalid
iwm0: 00000010 | l2p_addr_match
iwm0: 00000005 | lmpm_pmg_sel
iwm0: 15061434 | timestamp
iwm0: 00001828 | flow_handler
iwm0: fatal firmware error

I have saved the entire boot log and have now increased iwm_debug and will continue trying to get more info.

-bob

On Apr 18, 2017, at 9:32 PM, Kimihiro Nonaka <nonakap%gmail.com@localhost> wrote:

> On Wed, Apr 19, 2017 at 10:57 AM, Robert Nestor <rnestor%mac.com@localhost> wrote:
> 
>> Have done 3 or 4 dozen reboots with this patch and no failures so far.  Without the patch I see the problem about 10% of the time.  Will continue trying, but it sure seems the patch with the debugs is masking the problem.
> 
> Could you try to decrease the value of iwm_debug (eg. 0, 2, 5, 7, 10)?
> 
> -- 
> Kimihiro Nonaka