From: Larry Finger <Larry.Finger@lwfinger.net>
To: Johannes Berg <johannes@sipsolutions.net>,
John Linville <linville@tuxdriver.com>
Cc: wireless <linux-wireless@vger.kernel.org>
Subject: WARNING: at net/mac80211/iface.c:162
Date: Sun, 06 May 2012 18:30:59 -0500 [thread overview]
Message-ID: <4FA709B3.4030404@lwfinger.net> (raw)
Hi,
I am getting the following warning from the latest wireless-testing system:
------------[ cut here ]------------
WARNING: at net/mac80211/iface.c:162 ieee80211_check_queues+0x119/0x130
[mac80211]()
Hardware name: MS-7309
Modules linked in: nouveau ttm drm_kms_helper drm hwmon mxm_wmi video wmi
ipt_REJECT iptable_raw iptable_filter nf_conntrack_netbios_ns
nf_conntrack_broadcast nf_conntrack_ipv4 nf_conntrack nf_defrag_ipv4 ip_tables
x_tables ext3 jbd arc4 b43legacy rng_core rtl8187 acx_mac80211(O+) mac80211 fuse
snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_pcm cfg80211 ssb mmc_core
eeprom_93cx6 sr_mod cdrom ata_generic snd_timer snd pata_amd soundcore rfkill
pcmcia snd_page_alloc pcmcia_core powernow_k8 i2c_nforce2 button i2c_core mperf
forcedeth ipv6 autofs4 ext4 mbcache jbd2 crc16 ohci_hcd ehci_hcd sata_nv usbcore
usb_common processor scsi_dh_hp_sw scsi_dh_emc scsi_dh_rdac scsi_dh_alua scsi_dh
Pid: 2299, comm: NetworkManager Tainted: G O 3.4.0-rc5-wl+ #39
Call Trace:
[<ffffffff81037f6a>] warn_slowpath_common+0x7a/0xb0
[<ffffffff81037fb5>] warn_slowpath_null+0x15/0x20
[<ffffffffa038c169>] ieee80211_check_queues+0x119/0x130 [mac80211]
[<ffffffffa038ed79>] ieee80211_do_open+0x179/0x1200 [mac80211]
[<ffffffff810657c4>] ? notifier_call_chain+0x54/0x110
[<ffffffffa038fe6d>] ieee80211_open+0x6d/0x80 [mac80211]
[<ffffffff8132f397>] __dev_open+0x97/0xe0
[<ffffffff8132f61c>] __dev_change_flags+0x9c/0x180
[<ffffffff8132f7b3>] dev_change_flags+0x23/0x70
[<ffffffff8133d99f>] do_setlink+0x25f/0x9b0
[<ffffffff8120e420>] ? nla_parse+0x30/0xe0
[<ffffffff8133eaa5>] rtnl_newlink+0x345/0x550
[<ffffffff810975f1>] ? mark_held_locks+0x61/0x140
[<ffffffff81043c44>] ? ns_capable+0x44/0x80
[<ffffffff8133e344>] rtnetlink_rcv_msg+0x114/0x2e0
[<ffffffff8133d532>] ? rtnl_lock+0x12/0x20
[<ffffffff8133e230>] ? __rtnl_unlock+0x20/0x20
[<ffffffff813519e9>] netlink_rcv_skb+0xa9/0xd0
[<ffffffff8133d560>] rtnetlink_rcv+0x20/0x30
[<ffffffff813513ff>] netlink_unicast+0x19f/0x1f0
[<ffffffff813517cd>] netlink_sendmsg+0x2bd/0x320
[<ffffffff813191c6>] ? sock_update_classid+0x86/0x3a0
[<ffffffff81312b52>] sock_sendmsg+0xe2/0x120
[<ffffffff81113817>] ? might_fault+0x57/0xb0
[<ffffffff81113860>] ? might_fault+0xa0/0xb0
[<ffffffff81113817>] ? might_fault+0x57/0xb0
[<ffffffff81321a86>] ? verify_iovec+0x56/0xd0
[<ffffffff81312fe6>] __sys_sendmsg+0x376/0x380
[<ffffffff8113f773>] ? fget_light+0x43/0x4e0
[<ffffffff8113f7fd>] ? fget_light+0xcd/0x4e0
[<ffffffff8113f773>] ? fget_light+0x43/0x4e0
[<ffffffff81316204>] sys_sendmsg+0x44/0x80
[<ffffffff813d70e2>] system_call_fastpath+0x16/0x1b
---[ end trace 415685f07ec6c955 ]---
This warning seems to be the same as the one reported at
https://bugzilla.redhat.com/show_bug.cgi?id=817490
The line in question is
if (WARN_ON_ONCE(sdata->vif.hw_queue[i] >= n_queues))
The warning is triggered for i, n_queues, and sdata->vif.hw_queue[i] all equal to 1.
Larry
next reply other threads:[~2012-05-06 23:31 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-05-06 23:30 Larry Finger [this message]
2012-05-07 6:34 ` WARNING: at net/mac80211/iface.c:162 Johannes Berg
2012-05-07 7:55 ` Arend van Spriel
2012-05-07 11:29 ` Johannes Berg
2012-05-07 15:12 ` Larry Finger
2012-05-07 15:45 ` Johannes Berg
2012-05-07 14:30 ` Larry Finger
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=4FA709B3.4030404@lwfinger.net \
--to=larry.finger@lwfinger.net \
--cc=johannes@sipsolutions.net \
--cc=linux-wireless@vger.kernel.org \
--cc=linville@tuxdriver.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.