linux-kernel - Re: BUG/CRASH help - 2.6.20 (fc5) - spinlock bad magic on CPU#0, kswapd

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Message-id: <462D8F49.60103@shaw.ca>
Date:	Mon, 23 Apr 2007 23:02:01 -0600
From:	Robert Hancock <hancockr@...w.ca>
To:	Ian Kirk <intercede619@...glemail.com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: BUG/CRASH help - 2.6.20 (fc5) - spinlock bad magic on CPU#0, kswapd

Ian Kirk wrote:
> Hi,
> 
> I just wondered if the below type of crash was a known thing, and if
> there are any obvious things I can do to prevent/fix it ?
> 
> BUG: spinlock bad magic on CPU#0, kswapd0/242 (Not tainted)
> lock: c06c9380, .magic: c06c9380, .owner:
> [<c06eba2a>] _raw_spin_lock+0x1a/0xd9
> [<c061e72f>] _spin_lock_irqsave+0x9/0xd
> [<c041febf>] __wake_up+0x18/0x43
> [<c04379ce>] __wake_up_bit+0x2e/0x33
> [<c045a496>] shrink_inactive_list+0x483/0x6c9

RAM issues are a possibility for this sort of problem, tried running 
Memtest86+?

-- 
Robert Hancock      Saskatoon, SK, Canada
To email, remove "nospam" from hancockr@...pamshaw.ca
Home Page: http://www.roberthancock.com/

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