libreport version: 2.0.10 cmdline: BOOT_IMAGE=/vmlinuz-3.4.4-4.fc16.x86_64 root=/dev/mapper/vg_t420-lv_f16 ro rd.md=0 rd.dm=0 KEYTABLE=us rd.lvm.lv=vg_t420/lv_f16 rd.lvm.lv=vg_t420/lv_swap SYSFONT=latarcyrheb-sun16 rd.luks=0 LANG=en_US.UTF-8 backtrace: :[136328.872159] WARNING: at net/wireless/mlme.c:163 __cfg80211_send_disassoc+0xa4/0x140 [cfg80211]() :[136328.872168] Hardware name: 4177CTO :[136328.872173] Modules linked in: tcp_lp vfat fat usb_storage ppdev parport_pc lp parport fuse ipt_MASQUERADE iptable_nat nf_nat xt_CHECKSUM iptable_mangle bridge stp llc be2iscsi iscsi_boot_sysfs bnx2i cnic uio cxgb4i cxgb4 cxgb3i libcxgbi cxgb3 mdio ib_iser rdma_cm ib_cm iw_cm ib_sa ib_mad ib_core ib_addr iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack ip6table_filter ip6_tables sha256_generic dm_crypt snd_hda_codec_hdmi snd_hda_codec_conexant snd_hda_intel arc4 snd_hda_codec snd_hwdep iwlwifi vhost_net tpm_tis mac80211 snd_seq snd_seq_device snd_pcm macvtap macvlan tun thinkpad_acpi snd_timer kvm_intel e1000e cfg80211 snd iTCO_wdt snd_page_alloc coretemp tpm i2c_i801 kvm iTCO_vendor_support rfkill soundcore tpm_bios microcode joydev nfsd lockd nfs_acl auth_rpcgss sunrpc uinput crc32c_intel ghash_clmulni_intel firewire_ohci firewire_core sdhci_pci sdhci crc_itu_t mmc_core wmi :i915 drm_kms_helper drm i2c_algo_bit i2c_core video [last unloaded: scsi_wait_scan] :[136328.872311] Pid: 23471, comm: kworker/u:2 Tainted: G W 3.4.4-4.fc16.x86_64 #1 :[136328.872313] Call Trace: :[136328.872321] [<ffffffff8105807f>] warn_slowpath_common+0x7f/0xc0 :[136328.872325] [<ffffffff810580da>] warn_slowpath_null+0x1a/0x20 :[136328.872333] [<ffffffffa02fdc84>] __cfg80211_send_disassoc+0xa4/0x140 [cfg80211] :[136328.872341] [<ffffffffa02fdd67>] cfg80211_send_disassoc+0x47/0x70 [cfg80211] :[136328.872358] [<ffffffffa03ee304>] ieee80211_sta_rx_queued_mgmt+0x264/0x5c0 [mac80211] :[136328.872368] [<ffffffffa03c387b>] ieee80211_iface_work+0x25b/0x350 [mac80211] :[136328.872378] [<ffffffffa03c3620>] ? ieee80211_teardown_sdata+0xe0/0xe0 [mac80211] :[136328.872382] [<ffffffff81073cee>] process_one_work+0x11e/0x470 :[136328.872386] [<ffffffff81074dcf>] worker_thread+0x15f/0x360 :[136328.872389] [<ffffffff81074c70>] ? manage_workers+0x230/0x230 :[136328.872392] [<ffffffff81079a83>] kthread+0x93/0xa0 :[136328.872397] [<ffffffff816056e4>] kernel_thread_helper+0x4/0x10 :[136328.872401] [<ffffffff810799f0>] ? kthread_freezable_should_stop+0x70/0x70 :[136328.872404] [<ffffffff816056e0>] ? gs_change+0x13/0x13
Johannes, any interest in this? What does that WARN_ON in __cfg80211_send_disassoc signify?
Hmm. It means that we did a disassoc while we were associated, but the current_bss pointer didn't match. I guess we need to make that warning print out a lot more info to figure out what's going on.
*** Bug 858522 has been marked as a duplicate of this bug. ***
*** Bug 859445 has been marked as a duplicate of this bug. ***
*** Bug 860472 has been marked as a duplicate of this bug. ***
*** This bug has been marked as a duplicate of bug 862168 ***