i happens a lot here on utopic
Jan 31 14:14:35 callisto kernel: [61966.053944] ------------[ cut here ]------------ Jan 31 14:14:35 callisto kernel: [61966.053990] WARNING: CPU: 1 PID: 8023 at /build/buildd/linux-3.16.0/net/wireless/sme.c:791 cfg80211_roamed+0x91/0xa0 [cfg80211] () Jan 31 14:14:35 callisto kernel: [61966.053994] Modules linked in: wl(POE) cfg80211 dccp_diag dccp tcp_diag udp_diag inet_diag unix_diag nfnetlink_queue nfnetlink_ log nfnetlink mmc_block pci_stub vboxpci(OE) vboxnetadp(OE) vboxnetflt(OE) vboxdrv(OE) rfcomm bnep binfmt_misc xts gf128mul dm_crypt nls_iso8859_1 rtsx_usb_ms mems tick btusb uvcvideo bluetooth videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common 6lowpan_iphc videodev media dell_wmi sparse_keymap dell_laptop dcdbas d m_multipath scsi_dh snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_controller snd_hda_codec intel_rapl snd_hwdep x86_pkg_temp _thermal intel_powerclamp snd_pcm kvm_intel kvm crct10dif_pclmul snd_seq_midi snd_seq_midi_event crc32_pclmul ghash_clmulni_intel snd_rawmidi cryptd snd_seq snd_se q_device joydev snd_timer serio_raw snd lpc_ich shpchp mei_me soundcore mei mac_hid parport_pc ppdev i8k coretemp lp parport rtsx_usb_sdmmc rtsx_usb hid_generic us bhid hid i915 i2c_algo_bit psmouse drm_kms_helper ahci r8169 drm libahci mii wmi video [last unloaded: cfg80211] Jan 31 14:14:35 callisto kernel: [61966.054091] CPU: 1 PID: 8023 Comm: wl_event_handle Tainted: P W OE 3.16.0-29-generic #39-Ubuntu Jan 31 14:14:35 callisto kernel: [61966.054094] Hardware name: Dell Inc. Inspiron 3521/06RYX8, BIOS A12 10/25/2013 Jan 31 14:14:35 callisto kernel: [61966.054097] 0000000000000009 ffff880152017dd0 ffffffff8178218a 0000000000000000 Jan 31 14:14:35 callisto kernel: [61966.054101] ffff880152017e08 ffffffff8106fedd ffff880191f16000 ffff8801d5800300 Jan 31 14:14:35 callisto kernel: [61966.054105] 00000000000000a2 ffff88008af77580 ffff88009dcc5a78 ffff880152017e18 Jan 31 14:14:35 callisto kernel: [61966.054110] Call Trace: Jan 31 14:14:35 callisto kernel: [61966.054122] [<ffffffff8178218a>] dump_stack+0x45/0x56 Jan 31 14:14:35 callisto kernel: [61966.054129] [<ffffffff8106fedd>] warn_slowpath_common+0x7d/0xa0 Jan 31 14:14:35 callisto kernel: [61966.054134] [<ffffffff8106ffba>] warn_slowpath_null+0x1a/0x20 Jan 31 14:14:35 callisto kernel: [61966.054152] [<ffffffffc08ae981>] cfg80211_roamed+0x91/0xa0 [cfg80211] Jan 31 14:14:35 callisto kernel: [61966.054210] [<ffffffffc113f8cb>] wl_notify_roaming_status+0xcb/0x150 [wl] Jan 31 14:14:35 callisto kernel: [61966.054259] [<ffffffffc113c602>] wl_event_handler+0x62/0x260 [wl] Jan 31 14:14:35 callisto kernel: [61966.054305] [<ffffffffc113c5a0>] ? wl_free_wdev.isra.23+0x80/0x80 [wl] Jan 31 14:14:35 callisto kernel: [61966.054312] [<ffffffff81094c6b>] kthread+0xdb/0x100 Jan 31 14:14:35 callisto kernel: [61966.054317] [<ffffffff81094b90>] ? kthread_create_on_node+0x1c0/0x1c0 Jan 31 14:14:35 callisto kernel: [61966.054323] [<ffffffff8178a0fc>] ret_from_fork+0x7c/0xb0 Jan 31 14:14:35 callisto kernel: [61966.054328] [<ffffffff81094b90>] ? kthread_create_on_node+0x1c0/0x1c0 Jan 31 14:14:35 callisto kernel: [61966.054331] ---[ end trace 6080fcd41628772e ]---
i happens a lot here on utopic
Jan 31 14:14:35 callisto kernel: [61966.053944] ------------[ cut here ]------------ buildd/ linux-3. 16.0/net/ wireless/ sme.c:791 cfg80211_ roamed+ 0x91/0xa0 [cfg80211] codec_realtek snd_hda_ codec_generic snd_hda_intel snd_hda_controller snd_hda_codec intel_rapl snd_hwdep x86_pkg_temp 18a>] dump_stack+ 0x45/0x56 edd>] warn_slowpath_ common+ 0x7d/0xa0 fba>] warn_slowpath_ null+0x1a/ 0x20 981>] cfg80211_ roamed+ 0x91/0xa0 [cfg80211] 8cb>] wl_notify_ roaming_ status+ 0xcb/0x150 [wl] 602>] wl_event_ handler+ 0x62/0x260 [wl] 5a0>] ? wl_free_ wdev.isra. 23+0x80/ 0x80 [wl] c6b>] kthread+0xdb/0x100 b90>] ? kthread_ create_ on_node+ 0x1c0/0x1c0 0fc>] ret_from_ fork+0x7c/ 0xb0 b90>] ? kthread_ create_ on_node+ 0x1c0/0x1c0
Jan 31 14:14:35 callisto kernel: [61966.053990] WARNING: CPU: 1 PID: 8023 at /build/
()
Jan 31 14:14:35 callisto kernel: [61966.053994] Modules linked in: wl(POE) cfg80211 dccp_diag dccp tcp_diag udp_diag inet_diag unix_diag nfnetlink_queue nfnetlink_
log nfnetlink mmc_block pci_stub vboxpci(OE) vboxnetadp(OE) vboxnetflt(OE) vboxdrv(OE) rfcomm bnep binfmt_misc xts gf128mul dm_crypt nls_iso8859_1 rtsx_usb_ms mems
tick btusb uvcvideo bluetooth videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common 6lowpan_iphc videodev media dell_wmi sparse_keymap dell_laptop dcdbas d
m_multipath scsi_dh snd_hda_codec_hdmi snd_hda_
_thermal intel_powerclamp snd_pcm kvm_intel kvm crct10dif_pclmul snd_seq_midi snd_seq_midi_event crc32_pclmul ghash_clmulni_intel snd_rawmidi cryptd snd_seq snd_se
q_device joydev snd_timer serio_raw snd lpc_ich shpchp mei_me soundcore mei mac_hid parport_pc ppdev i8k coretemp lp parport rtsx_usb_sdmmc rtsx_usb hid_generic us
bhid hid i915 i2c_algo_bit psmouse drm_kms_helper ahci r8169 drm libahci mii wmi video [last unloaded: cfg80211]
Jan 31 14:14:35 callisto kernel: [61966.054091] CPU: 1 PID: 8023 Comm: wl_event_handle Tainted: P W OE 3.16.0-29-generic #39-Ubuntu
Jan 31 14:14:35 callisto kernel: [61966.054094] Hardware name: Dell Inc. Inspiron 3521/06RYX8, BIOS A12 10/25/2013
Jan 31 14:14:35 callisto kernel: [61966.054097] 0000000000000009 ffff880152017dd0 ffffffff8178218a 0000000000000000
Jan 31 14:14:35 callisto kernel: [61966.054101] ffff880152017e08 ffffffff8106fedd ffff880191f16000 ffff8801d5800300
Jan 31 14:14:35 callisto kernel: [61966.054105] 00000000000000a2 ffff88008af77580 ffff88009dcc5a78 ffff880152017e18
Jan 31 14:14:35 callisto kernel: [61966.054110] Call Trace:
Jan 31 14:14:35 callisto kernel: [61966.054122] [<ffffffff81782
Jan 31 14:14:35 callisto kernel: [61966.054129] [<ffffffff8106f
Jan 31 14:14:35 callisto kernel: [61966.054134] [<ffffffff8106f
Jan 31 14:14:35 callisto kernel: [61966.054152] [<ffffffffc08ae
Jan 31 14:14:35 callisto kernel: [61966.054210] [<ffffffffc113f
Jan 31 14:14:35 callisto kernel: [61966.054259] [<ffffffffc113c
Jan 31 14:14:35 callisto kernel: [61966.054305] [<ffffffffc113c
Jan 31 14:14:35 callisto kernel: [61966.054312] [<ffffffff81094
Jan 31 14:14:35 callisto kernel: [61966.054317] [<ffffffff81094
Jan 31 14:14:35 callisto kernel: [61966.054323] [<ffffffff8178a
Jan 31 14:14:35 callisto kernel: [61966.054328] [<ffffffff81094
Jan 31 14:14:35 callisto kernel: [61966.054331] ---[ end trace 6080fcd41628772e ]---