Date: Sat, 26 Jun 2010 14:16:55 -0700 From: Garrett Cooper <yanefbsd@gmail.com> To: Ruslan Mahmatkhanov <cvs-src@yandex.ru> Cc: freebsd-stable@freebsd.org Subject: Re: bwn panic Message-ID: <AANLkTimNrOocijwlx7IPUKl9ErqoYygS_jRRmtbYgN77@mail.gmail.com> In-Reply-To: <4C266D3F.6070400@yandex.ru> References: <4C266D3F.6070400@yandex.ru>
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On Sat, Jun 26, 2010 at 2:12 PM, Ruslan Mahmatkhanov <cvs-src@yandex.ru> wr=
ote:
> Hello!
>
> I'm using
>
> siba_bwn0@pci0:16:0:0: =A0class=3D0x028000 card=3D0x1364103c chip=3D0x431=
114e4
> rev=3D0x01 hdr=3D0x00
> =A0 =A0vendor =A0 =A0 =3D 'Broadcom Corporation'
> =A0 =A0device =A0 =A0 =3D 'Broadcom Corporation Dell Wireless 1390 WLAN M=
ini-PCI Card
> (BCM4311)'
> =A0 =A0class =A0 =A0 =A0=3D network
>
> with bwn driver on recent stable. I'm using it with wpa_supplicant for WP=
A2
> encryption. It works well most of the time, but right now (it was first
> time) i get my laptop rebooted with following in messages:
>
> Jun 25 17:31:51 smeshariki2 wpa_supplicant[424]: CTRL-EVENT-SCAN-RESULTS
> Jun 25 17:36:53 smeshariki2 wpa_supplicant[424]: CTRL-EVENT-SCAN-RESULTS
> Jun 25 17:38:54 smeshariki2 kernel: bwn0: status of RF switch is changed =
to
> ON
> Jun 25 17:40:05 smeshariki2 kernel: bwn0: HW reset: PHY TX errors
> Jun 25 17:40:05 smeshariki2 kernel: bwn0: MAC suspend failed
> Jun 25 17:40:05 smeshariki2 kernel: bwn0: no INITVALS for rev 10
> Jun 25 17:40:05 smeshariki2 kernel: Sleeping thread (tid 100024, pid 0) o=
wns
> a non-sleepable lock
> Jun 25 17:40:05 smeshariki2 kernel: panic: sleeping thread
> Jun 25 17:40:05 smeshariki2 kernel: cpuid =3D 0
> Jun 25 17:40:05 smeshariki2 kernel: Uptime: 7h29m29s
> Jun 25 17:40:05 smeshariki2 kernel: Cannot dump. Device not defined or
> unavailable.
> Jun 25 17:40:05 smeshariki2 kernel: Automatic reboot in 15 seconds - pres=
s a
> key on the console to abort
> Jun 25 17:40:05 smeshariki2 kernel: --> Press a key on the console to
> reboot,
> Jun 25 17:40:05 smeshariki2 kernel: --> or switch off the system now.
> Jun 25 17:40:05 smeshariki2 kernel: Rebooting...
>
> I know nothing but it looks like some locking issue.
> Can please anybody shed some light what's wrong? Thanks.
Hi Ruslan,
Please take a look at
http://www.freebsd.org/doc/en/books/developers-handbook/kerneldebug.html
if the issue is reproducible.
Thanks,
-Garrett
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