Bug#664767: Brcmsmac driver woes, possible regression?
2012/3/21 Camaleón <noelamac@gmail.com>:
> I'm going to keep the system all the day with wifi connected and see
> if I get any trace. Will report back as soon as I can provide the
> data. Thanks.
I've got another trace:
Mar 21 22:44:07 stt300 kernel: [114985.404111] ------------[ cut here
]------------
Mar 21 22:44:07 stt300 kernel: [114985.404156] WARNING: at
drivers/net/wireless/brcm80211/brcmsmac/main.c:8234
brcms_c_wait_for_tx_completion+0x73/0x7d [brcmsmac]()
Mar 21 22:44:07 stt300 kernel: [114985.404172] Hardware name: Compaq
Mini CQ10-500
Mar 21 22:44:07 stt300 kernel: [114985.404178] Modules linked in:
brcmsmac(O) crc8 cordic brcmutil mac80211 cfg80211 acpi_cpufreq mperf
cpufreq_powersave cpufreq_stats cpufreq_userspace cpufreq_conservative
parport_pc ppdev lp parport binfmt_misc uinput fuse loop uvcvideo
videodev media joydev i915 arc4 snd_hda_codec_idt snd_hda_intel
snd_hda_codec snd_hwdep snd_pcm uhci_hcd snd_seq hp_wmi ehci_hcd
snd_timer sparse_keymap pcspkr evdev psmouse drm_kms_helper usbcore
drm iTCO_wdt r8169 iTCO_vendor_support usb_common i2c_i801
snd_seq_device battery serio_raw snd i2c_algo_bit ac i2c_core
rts_pstor(C) rfkill power_supply mii wmi soundcore snd_page_alloc
video button processor reiserfs sd_mod crc_t10dif ahci libahci libata
scsi_mod thermal thermal_sys [last unloaded: cordic]
Mar 21 22:44:07 stt300 kernel: [114985.404345] Pid: 1569, comm:
kworker/u:0 Tainted: G WC O 3.2.0-2-686-pae #1
Mar 21 22:44:07 stt300 kernel: [114985.404352] Call Trace:
Mar 21 22:44:07 stt300 kernel: [114985.404368] [<c1038398>] ?
warn_slowpath_common+0x68/0x79
Mar 21 22:44:07 stt300 kernel: [114985.404399] [<f878ee22>] ?
brcms_c_wait_for_tx_completion+0x73/0x7d [brcmsmac]
Mar 21 22:44:07 stt300 kernel: [114985.404411] [<c10383b6>] ?
warn_slowpath_null+0xd/0x10
Mar 21 22:44:07 stt300 kernel: [114985.404441] [<f878ee22>] ?
brcms_c_wait_for_tx_completion+0x73/0x7d [brcmsmac]
Mar 21 22:44:07 stt300 kernel: [114985.404467] [<f878610f>] ?
brcms_ops_flush+0x1f/0x29 [brcmsmac]
Mar 21 22:44:07 stt300 kernel: [114985.404496] [<f884adca>] ?
ieee80211_scan_work+0x36a/0x3fb [mac80211]
Mar 21 22:44:07 stt300 kernel: [114985.404510] [<c1049a53>] ?
process_one_work+0x112/0x1fa
Mar 21 22:44:07 stt300 kernel: [114985.404536] [<f884aa60>] ?
ieee80211_scan_rx+0x139/0x139 [mac80211]
Mar 21 22:44:07 stt300 kernel: [114985.404547] [<c104a75e>] ?
worker_thread+0xa9/0x122
Mar 21 22:44:07 stt300 kernel: [114985.404558] [<c104a6b5>] ?
manage_workers.isra.23+0x13d/0x13d
Mar 21 22:44:07 stt300 kernel: [114985.404568] [<c104d09f>] ? kthread+0x63/0x68
Mar 21 22:44:07 stt300 kernel: [114985.404578] [<c104d03c>] ?
kthread_worker_fn+0x101/0x101
Mar 21 22:44:07 stt300 kernel: [114985.404590] [<c12beffe>] ?
kernel_thread_helper+0x6/0x10
Mar 21 22:44:07 stt300 kernel: [114985.404597] ---[ end trace
69d340d40ce8dd46 ]---
This time the wireless card was not disconnected at all, I just saw
the trace at dmesg, no other visible effects were present.
Greetings,
--
Camaleón
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