Linux wireless drivers development
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From: Johannes Berg <johannes@sipsolutions.net>
To: Max Schulze <max.schulze@online.de>, linux-wireless@vger.kernel.org
Subject: Re: [RFC PATCH v2 6.1] wifi: cfg80211: fix cqm_config access race
Date: Wed, 16 Aug 2023 15:17:35 +0200	[thread overview]
Message-ID: <115d17ad02b6894ee435d8a12d311219b66e32e4.camel@sipsolutions.net> (raw)
In-Reply-To: <96883c2f-0584-3bbf-39cc-ab50c5f1be88@online.de>

On Wed, 2023-08-16 at 15:08 +0200, Max Schulze wrote:
> Trace from the system I couldn't reach.
> 
> Looks similar to the first.

Thanks.

> There must be something at odds with the patch.

Yeah I guess I haven't made it any better, have I :)


> Aug 16 09:27:04 h91 kernel: brcmfmac: brcmf_cfg80211_get_station RSSI -57 dBm

It's kind of interesting that we see this preceding the crash - even if
the crash then is in something else entirely. Makes me think something
else got corrupted here. I'll take a look at the patch again, maybe I
can spot something.

johannes


  reply	other threads:[~2023-08-16 13:18 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-08-09 14:11 BCM43455: brcmf_notify_rssi / cfg80211_cqm_rssi_notify : Unable to handle kernel NULL pointer dereference Max Schulze
2023-08-10  8:34 ` BCM43455: brcmf_notify_rssi / cfg80211_cqm_rssi_notify : Unable to handle kernel NULL pointer dereference (RSSI notification after station disconnect?) Max Schulze
2023-08-11  7:30   ` [PATCH] wifi: nl80211: avoid NULL-ptr deref after cfg80211_cqm_rssi_update Max Schulze
2023-08-11  9:54     ` Johannes Berg
2023-08-12  9:35       ` Max Schulze
2023-08-12  9:23   ` BCM43455: brcmf_notify_rssi / cfg80211_cqm_rssi_notify : Unable to handle kernel NULL pointer dereference (RSSI notification after station disconnect?) Max Schulze
2023-08-13 13:18 ` [RFC PATCH] wifi: cfg80211: fix cqm_config access race Johannes Berg
2023-08-15 10:56   ` Max Schulze
2023-08-15 11:02     ` Johannes Berg
2023-08-15 11:42 ` [RFC PATCH v2] " Johannes Berg
2023-08-15 13:24   ` Max Schulze
2023-08-15 13:25     ` Johannes Berg
2023-08-15 13:37   ` [RFC PATCH v2 6.1] " Johannes Berg
2023-08-16  7:23     ` Max Schulze
2023-08-16  7:30       ` Johannes Berg
2023-08-16 11:24         ` Max Schulze
2023-08-16 13:08       ` Max Schulze
2023-08-16 13:17         ` Johannes Berg [this message]
2023-08-16 13:33       ` Max Schulze
2023-08-16 13:27     ` Johannes Berg
2023-08-16 13:32 ` [RFC PATCH v3 " Johannes Berg
2023-08-16 13:36   ` Johannes Berg
2023-08-16 13:38 ` [RFC PATCH v4 " Johannes Berg
2023-09-11 13:16   ` Max Schulze
2023-09-11 16:23   ` Max Schulze

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