Bug 47511 - WARNING: at net/wireless/mlme.c:491
WARNING: at net/wireless/mlme.c:491
Status: RESOLVED OBSOLETE
Product: Networking
Classification: Unclassified
Component: Wireless
x86-64 Linux
: P1 normal
Assigned To: networking_wireless@kernel-bugs.osdl.org
:
Depends on:
Blocks:
  Show dependency treegraph
 
Reported: 2012-09-14 12:27 UTC by Christian Mehlis
Modified: 2013-11-19 23:12 UTC (History)
4 users (show)

See Also:
Kernel Version: 3.5.3-1.fc17.x86_64
Tree: Fedora
Regression: No


Attachments

Description Christian Mehlis 2012-09-14 12:27:27 UTC
i am using fedora 17, with kernel 3.5.3

03:00.0 Network controller: Intel Corporation PRO/Wireless 5100 AGN [Shiloh] Network Connection

[ 1550.960097] ------------[ cut here ]------------
[ 1550.960147] WARNING: at net/wireless/mlme.c:491 cfg80211_mlme_disassoc+0x112/0x120 [cfg80211]()
[ 1550.960152] Hardware name: 6475GS7
[ 1550.960155] Modules linked in: fuse ebtable_nat ebtables lockd sunrpc rfcomm be2iscsi iscsi_boot_sysfs bnx2i bnep cnic uio ip6t_REJECT cxgb4i nf_conntrack_ipv4 nf_defrag_ipv4 cxgb4 cxgb3i cxgb3 mdio nf_conntrack_ipv6 libcxgbi ib_iser rdma_cm ib_addr iw_cm ib_cm ib_sa ib_mad ib_core iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi nf_defrag_ipv6 xt_state ip6table_filter nf_conntrack ip6_tables btusb bluetooth snd_hda_codec_conexant arc4 iwlwifi snd_hda_intel snd_hda_codec snd_hwdep snd_pcm snd_page_alloc mac80211 cfg80211 i2c_i801 snd_timer lpc_ich mei mfd_core thinkpad_acpi snd rfkill soundcore e1000e coretemp microcode vhost_net tun macvtap macvlan kvm_intel kvm uinput firewire_ohci firewire_core yenta_socket crc_itu_t wmi i915 video i2c_algo_bit drm_kms_helper drm i2c_core [last unloaded: scsi_wait_scan]
[ 1550.960267] Pid: 853, comm: wpa_supplicant Not tainted 3.5.3-1.fc17.x86_64 #1
[ 1550.960270] Call Trace:
[ 1550.960286]  [<ffffffff810584bf>] warn_slowpath_common+0x7f/0xc0
[ 1550.960294]  [<ffffffff8105851a>] warn_slowpath_null+0x1a/0x20
[ 1550.960317]  [<ffffffffa02b02b2>] cfg80211_mlme_disassoc+0x112/0x120 [cfg80211]
[ 1550.960327]  [<ffffffff8160a3cd>] ? mutex_lock+0x1d/0x50
[ 1550.960347]  [<ffffffffa02a0e93>] nl80211_disassociate+0xb3/0xf0 [cfg80211]
[ 1550.960360]  [<ffffffff81528870>] genl_rcv_msg+0x250/0x2d0
[ 1550.960367]  [<ffffffff81528620>] ? genl_rcv+0x40/0x40
[ 1550.960374]  [<ffffffff81528191>] netlink_rcv_skb+0xa1/0xb0
[ 1550.960380]  [<ffffffff81528605>] genl_rcv+0x25/0x40
[ 1550.960386]  [<ffffffff81527b0d>] netlink_unicast+0x19d/0x220
[ 1550.960393]  [<ffffffff81527e82>] netlink_sendmsg+0x2f2/0x370
[ 1550.960403]  [<ffffffff814e7e28>] sock_sendmsg+0xf8/0x130
[ 1550.960411]  [<ffffffff812b1267>] ? blk_flush_plug_list+0x47/0x1f0
[ 1550.960420]  [<ffffffff811267fa>] ? generic_file_aio_write+0x9a/0xe0
[ 1550.960427]  [<ffffffff814e8ffa>] ? move_addr_to_kernel+0x5a/0xc0
[ 1550.960435]  [<ffffffff814f5346>] ? verify_iovec+0x56/0xd0
[ 1550.960442]  [<ffffffff814e826c>] __sys_sendmsg+0x3ac/0x3c0
[ 1550.960450]  [<ffffffff8119b1b1>] ? core_sys_select+0x2a1/0x350
[ 1550.960459]  [<ffffffff811878e6>] ? do_sync_write+0xe6/0x120
[ 1550.960467]  [<ffffffff811c514b>] ? fsnotify+0x24b/0x340
[ 1550.960475]  [<ffffffff814e9f39>] sys_sendmsg+0x49/0x90
[ 1550.960484]  [<ffffffff81614ae9>] system_call_fastpath+0x16/0x1b
[ 1550.960488] ---[ end trace 9d11d1ddf09c89c5 ]---
Comment 1 Christian Mehlis 2012-09-16 22:24:36 UTC
related: https://bugzilla.redhat.com/show_bug.cgi?id=857324
Comment 2 Johannes Berg 2013-11-13 16:33:37 UTC
Is this relevant on newer kernels? I believe it should have been fixed with some of the locking/SME state machine rework.

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