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Date: Thu, 07 Dec 2023 12:31:53 +0100
From: Paul Grandperrin <paul.grandperrin@gmail.com>
Subject: RE: Kernel oops in iwlwifi 6.6.3 with AX210 while scanning (looks
 like firmware bug)
To: "Korenblit, Miriam Rachel" <miriam.rachel.korenblit@intel.com>
Cc: "Greenman, Gregory" <gregory.greenman@intel.com>,
	linux-wireless@vger.kernel.org
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Sorry, last time I openned a bug there, there was no answers, only the 
mailing list was monitored.

I opened https://bugzilla.kernel.org/show_bug.cgi?id=218239

On Thu, Dec 7 2023 at 10:16:25 +00:00:00, "Korenblit, Miriam Rachel" 
<miriam.rachel.korenblit@intel.com> wrote:
> 
>>  -----Original Message-----
>>  From: Paul Grandperrin <paul.grandperrin@gmail.com>
>>  Sent: Thursday, December 07, 2023 03:00
>>  To: Greenman, Gregory <gregory.greenman@intel.com>
>>  Cc: linux-wireless@vger.kernel.org
>>  Subject: Kernel oops in iwlwifi 6.6.3 with AX210 while scanning 
>> (looks like
>>  firmware bug)
>> 
>>  Hi!
>> 
>>  My system was running fine, no errors in the logs, and then it 
>> started to happen,
>>  an infinite flow of oops in the kernel logs.
>> 
>>  The bug seems to happen in "__ieee80211_scan_completed" and it 
>> seems to
>>  involve the firmware: "Microcode SW error detected. Restarting",
>>  "ieee80211 phy0: Hardware restart was requested" and "iwlwifi
>>  0000:02:00.0: FW error in SYNC CMD SCAN_REQ_UMAC".
>> 
>>  Since then, the iwlwifi module oops all the time, even after 
>> unloading and
>>  reloading it.
>> 
>>  My system:
>>  NixOS 23.11
>>  Linux 6.6.3
>>  Intel(R) Wi-Fi 6 AX210 160MHz, REV=0x420 firmware version: 
>> 83.e8f84e98.0 ty-
>>  a0-gf-a0-83.ucode
>> 
>>  Here's the logs attached and more info about my system.
>> 
>>  I tried very hard to get decode_stacktrace.sh to works with module 
>> symbols but
>>  the NixOS file hierarchy makes things quite difficult.
>>  I can try again if needed.
>> 
>> 
>>  Sincerly,
>>  Paul Grandperrin
>> 
>> 
>> 
>> 
>> 
>> 
> 
> Hi Paul,
> 
> Can you please open a bug in Bugzilla, so we can handle it there?
> 
> Please attach there a sniffer capture and a trace-cmd log.
> This is how to: 
> https://wireless.wiki.kernel.org/en/users/drivers/iwlwifi/debugging
> 
> Thanks,
> Miri
> 
>