linux-kernel - Re: [Wireless, ath5k] 2.6.24-git13 9135f1901ee6449dfe338adf6e40e9c2025b8150

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Message-ID: <6101e8c40802041334o20b2b391la5b0a5f557ee67c5@mail.gmail.com>
Date:	Mon, 4 Feb 2008 22:34:22 +0100
From:	"Oliver Pinter" <oliver.pntr@...il.com>
To:	"Jiri Slaby" <jirislaby@...il.com>
Cc:	"John W. Linville" <linville@...driver.com>,
	"Bruno Randolf" <bruno@...nktube.com>,
	netdev <netdev@...r.kernel.org>,
	"Andrew Morton" <akpm@...ux-foundation.org>,
	"Linus Torvalds" <torvalds@...ux-foundation.org>,
	"Linux Kernel" <linux-kernel@...r.kernel.org>,
	ath5k-devel@...ts.ath5k.org
Subject: Re: [Wireless, ath5k] 2.6.24-git13 9135f1901ee6449dfe338adf6e40e9c2025b8150

On 2/4/08, Jiri Slaby <jirislaby@...il.com> wrote:
> On 02/04/2008 03:00 PM, Oliver Pinter (Pintér Olivér) wrote:
> > git top: 9135f1901ee6449dfe338adf6e40e9c2025b8150
> >
> > [  399.582185] wpa_supplicant[4383]: segfault at 30 ip 080697ca sp
> > bf87a690 error 4 in wpa_supplicant[8048000+4c000]
> > [  406.277199] wpa_supplicant[4384]: segfault at 30 ip 080697ca sp
> > bfc13a30 error 4 in wpa_supplicant[8048000+4c000]
> > [  407.586375] wpa_supplicant[4385]: segfault at 30 ip 080697ca sp
> > bf9ed000 error 4 in wpa_supplicant[8048000+4c000]
> > [  411.671037] wpa_supplicant[4386]: segfault at 30 ip 080697ca sp
> > bf8f3710 error 4 in wpa_supplicant[8048000+4c000]
> > [  412.569843] wpa_supplicant[4387]: segfault at 30 ip 080697ca sp
> > bfc19a30 error 4 in wpa_supplicant[8048000+4c000]
> > [  413.118874] wpa_supplicant[4388]: segfault at 30 ip 080697ca sp
> > bfc9cab0 error 4 in wpa_supplicant[8048000+4c000]
>
> Seems like wpa_supplicant is broken. Is this a regression?

yes, but with madwifi is all ok
>
> > home:~# wpa_supplicant -Dwext -iath0 -c
> /etc/wpa_supplicant/wpa_supplicant.conf
>
> ath0? udev renamed it?

yes
>
> > ioctl[SIOCSIWAUTH]: Operation not supported
> > WEXT auth param 4 value 0x0 - bind(PF_UNIX): Address already in use
>
> 4 - 0x0 is TKIP, nothing we should worry about.
>
> > ctrl_iface exists and seems to be in use - cannot override it
> > Delete '/var/run/wpa_supplicant/ath0' manually if it is not used anymore
> > Failed to initialize control interface '/var/run/wpa_supplicant'.
> > You may have another wpa_supplicant process already running or the file
> was
> > left by an unclean termination of wpa_supplicant in which case you will
> need
> > to manually remove this file before starting wpa_supplicant again.
>
> Have you?

yes
>
> I guess ltrace would help here. And maybe strace...
>

strace attached and wpa_supplicant more verbose output
-- 
Thanks,
Oliver

View attachment "wpa_supplicant-log" of type "text/plain" (7242 bytes)

View attachment "wpa_supplicant-log-strace" of type "text/plain" (40498 bytes)

View attachment "wpa_supplicant-strace" of type "text/plain" (28821 bytes)

View attachment "wpa_supplicant-strace2" of type "text/plain" (20747 bytes)