linux-kernel - Re: Curious problems with /proc/kmsg?

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Message-ID: <20090108224120.JAKWM.227684.root@hrndva-web20-z02>
Date:	Thu, 8 Jan 2009 17:41:19 -0500
From:	<lmage11@...ny.rr.com>
To:	linux-kernel@...r.kernel.org
Subject: Re: Curious problems with /proc/kmsg?

---- lmage11@...ny.rr.com wrote: 
> I'm currently trying to debug a problem with my wireless driver,
> and while looking at the copious output that the driver produces,
> I've been noticing some very odd stuff come out of /proc/kmsg (which
> is also where my syslog daemon gets kernel messages). I'm getting stuff
> like:
> 
> Jan  1 01:59:02 tank ieee80211 phy0: I iwl4965_mac_tx enter
> Jan  1 01:59:02 tank ieee80211 phy0: I iwl4965_mac_tx leave
> Jan  1 01:59:02 tank ieee80211 phy0: I iwl4965_mac_tx enter
> Jan  1 01:59:02 tank ieee80211 phy0: I iwl4965_mac_tx leave
> Jan  1 01:59:03 tank ieee80211 phy0: I iwl4965_mac_tx ente
> Jan  1 01:59:03 tank 3ie821py:Iil95mct ev
> Jan  1 01:59:03 tank 3ie821py:Iil95mct ne
> Jan  1 01:59:03 tank 3ie821py:Iil95mct ev
> Jan  1 01:59:03 tank 3ie821py:Iil95mct ne
> Jan  1 01:59:03 tank 3ie821py:Iil95mct ev
> Jan  1 01:59:03 tank 3ie821py:Iil95mct ne
> Jan  1 01:59:03 tank 3ie821py:Iil95mct ev
> 
> As you can see, the first few lines are fine, but the next few
> lines are complete nonsense. It looks to me as if characters
> are getting semi-randomly "skipped" sometimes, or something???
> Very strange. This oddity does not show up when I look at the
> kernel output through dmesg.
> 
> Some more examples of strange output follow:
> 
> Jan  1 01:59:04 tank w46_a_xlae<>ee01 h0  w46_a_xetr<>ee01 h0  w46_a_xlae<3>ieee80211 phy0: I iwl4965_mac_tx enter
> Jan  1 01:59:04 tank ieee80211 phy0:  iwleqeehm edn omn ESTVT_M #8,sq x46 8btsa 6[]4<>ee01 h0  w_eei_m_alakbc rmSNIIIYCD(x0000
> Jan  1 01:59:05 tank 3ie821py:Iilgnrccdclbc akfo EL_XLN_ULT_M 00000)<>ee01 h0  w46_a_xetr<>ee01 h0  w46_a_xlaev
> 
> Any comments? I'm using 2.6.28.
> 
> Thanks!
> 
> Ari

Umm... Bump?
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