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Re: WARNING: CPU: 1 PID: 23668 at drivers/net/wireless/intel/iwlwifi/mvm/sta.c:1539 iwl_mvm_rm_sta+0x3ce/0x450

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On 03/01/2017 08:33 PM, Luca Coelho wrote:
> Hi Jens,
> 
> On Mar 1, 2017 20:25, Jens Axboe <axboe@xxxxxxxxx> wrote:
> 
>     Not that folks have been jumping all over this, but in case someone is
>     curious, it triggered twice here today. For those two times, the value
>     of mvm->pending_frames[sta_id] was 80 and 39, respectively.
> 
> Sorry for the delay, I'm on vacation now with limited internet access.
> But we'll take a look into this early next week at the latest.
> 
> Thanks a lot for the detailed report!

No worries, thanks for responding. I just wanted to ensure this wasn't
dropped on the floor.

BTW, a few more values of ->pending_frames[sta_id]:

$ dmesg | grep "ret="
[ 2334.308254] ret=39
[ 7915.311828] ret=80
[31602.317204] ret=41
[32139.510993] ret=54
[33292.917759] ret=96

it seems to often happen around resume.

-- 
Jens Axboe




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