Re: Warning at drivers/net/wireless/ath/ath10k/mac.c:5625 ath10k_bss_info_changed

From: Kalle Valo
Date: Mon Mar 04 2019 - 06:59:12 EST


Gabriel C <nix.or.die@xxxxxxxxx> writes:

> Am Mo., 4. MÃrz 2019 um 12:28 Uhr schrieb Paul Menzel <pmenzel@xxxxxxxxxxxxx>:
>
>> Resuming from ACPI S3 on the Dell XPS 13 9370 with Debian Sid/unstable,
>> Linux 4.19.20 showed the warning below. Itâs not reproducible.

[...]

>> [ 3018.992916] Call Trace:
>> [ 3018.992921] ? ath10k_conf_tx+0x7a/0x4b0 [ath10k_core]
>> [ 3018.992937] ieee80211_bss_info_change_notify+0xab/0x1a0 [mac80211]
>> [ 3018.992946] ieee80211_reconfig+0x661/0x12a0 [mac80211]
>> [ 3018.992962] wiphy_resume+0x7f/0x120 [cfg80211]
>> [ 3018.992969] ? wiphy_suspend+0x270/0x270 [cfg80211]
>> [ 3018.992971] dpm_run_callback+0x59/0x150
>> [ 3018.992972] device_resume+0x97/0x190
>> [ 3018.992973] async_resume+0x19/0x30
>> [ 3018.992974] async_run_entry_fn+0x39/0x160
>> [ 3018.992976] process_one_work+0x1a7/0x3a0
>> [ 3018.992978] worker_thread+0x30/0x390
>> [ 3018.992979] ? pwq_unbound_release_workfn+0xd0/0xd0
>> [ 3018.992980] kthread+0x112/0x130
>> [ 3018.992981] ? kthread_bind+0x30/0x30
>> [ 3018.992983] ret_from_fork+0x35/0x40
>> [ 3018.992984] ---[ end trace 3af618ca97bd4a0a ]---
>> ```
>>
>> Please find all Linux messages attached.
>
> I reported that twice and no one seems to care about.
>
> http://lists.infradead.org/pipermail/ath10k/2018-November/012398.html
> http://lists.infradead.org/pipermail/ath10k/2018-December/012658.html

Does this patch help:

ath10k: Drop WARN_ON()s that always trigger during system resume

https://patchwork.kernel.org/patch/10837139/

--
Kalle Valo