From: Pavel Machek <pavel@ucw.cz>
To: Kalle Valo <kvalo@codeaurora.org>, sgruszka@redhat.com
Cc: kernel list <linux-kernel@vger.kernel.org>,
johannes.berg@intel.com, linville@tuxdriver.com,
linux-wireless@vger.kernel.org
Subject: iwl3945: regression at 4.15-rc1 was Re: 4.15.0-rc1-next-20171201: WARNING: .... at net/mac80211/agg-tx.c:315
Date: Fri, 8 Dec 2017 15:29:06 +0100 [thread overview]
Message-ID: <20171208142906.GF7793@amd> (raw)
In-Reply-To: <874lp5jwge.fsf@purkki.adurom.net>
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Hi!
> > This is quite annoying: repeated
> >
> > [ 4169.591529] ---[ end trace e65d97cf1d20b84d ]---
> > [ 4169.591565] WARNING: CPU: 0 PID: 5472 at net/mac80211/agg-tx.c:315
> > ___ieee80211_stop_tx_\
> > ba_session+0x158/0x1f0
> >
> > Hardware is thinkpad x60. Git blame says cfcdbde35 introduced the
> > test.
>
> To save time for others, the driver is iwl3945:
>
> > [ 0.970687] iwl3945: Intel(R) PRO/Wireless 3945ABG/BG Network Connection driver for Linux, in-tree:ds
> > [ 0.970690] iwl3945: Copyright(c) 2003-2011 Intel Corporation
> > [ 0.970692] iwl3945: hw_scan is disabled
> > [ 0.971082] iwl3945 0000:03:00.0: can't disable ASPM; OS doesn't have ASPM control
> > [ 1.026281] iwl3945 0000:03:00.0: Tunable channels: 11 802.11bg, 13 802.11a channels
> > [ 1.026287] iwl3945 0000:03:00.0: Detected Intel Wireless WiFi Link 3945ABG
> > [ 1.027866] ieee80211 phy0: Selected rate control algorithm 'iwl-3945-rs'
And same problem is there in 4.15-rc1. It is regression from 4.14.
[ 530.816390] WARNING: CPU: 1 PID: 3193 at net/mac80211/agg-tx.c:315
___ieee802
11_stop_tx_ba_session+0x158/0x1f0
[ 530.816395] Modules linked in:
[ 530.816405] CPU: 1 PID: 3193 Comm: wpa_supplicant Tainted: G
W
4.15.0-rc1+ #447
[ 530.816410] Hardware name: LENOVO 17097HU/17097HU, BIOS 7BETD8WW
(2.19 ) 03/3
1/2011
[ 530.816416] task: 17453748 task.stack: 79a41831
[ 530.816422] EIP: ___ieee80211_stop_tx_ba_session+0x158/0x1f0
[ 530.816427] EFLAGS: 00010246 CPU: 1
[ 530.816433] EAX: 00000000 EBX: f5c19000 ECX: f5eff670 EDX: f5eff040
[ 530.816438] ESI: 0000000f EDI: 00000003 EBP: ef32dbb4 ESP: ef32db8c
[ 530.816444] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
[ 530.816450] CR0: 80050033 CR2: 091a4008 CR3: 34d412c0 CR4: 000006b0
[ 530.816455] Call Trace:
[ 530.816463] ieee80211_sta_tear_down_BA_sessions+0x6e/0xd0
[ 530.816470] __sta_info_destroy_part1+0x3d/0x1f0
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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prev parent reply other threads:[~2017-12-08 14:29 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-12-05 10:24 4.15.0-rc1-next-20171201: WARNING: .... at net/mac80211/agg-tx.c:315 Pavel Machek
2017-12-05 10:33 ` Kalle Valo
2017-12-08 14:29 ` Pavel Machek [this message]
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