linux-kernel - Re: 2.6.22.6: kernel BUG at fs/locks.c:171

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Date:	Tue, 9 Oct 2007 15:48:57 +0100 (BST)
From:	Hugh Dickins <hugh@...itas.com>
To:	Tomasz Chmielewski <mangoo@...g.org>
cc:	LKML <linux-kernel@...r.kernel.org>, nickpiggin@...oo.com.au,
	kernel@....de
Subject: Re: 2.6.22.6: kernel BUG at fs/locks.c:171

On Tue, 9 Oct 2007, Tomasz Chmielewski wrote:
> 
> I had a similar issue with 2.6.22.9, but as I had a proprietary nvidia module
> loaded, I didn't report it. X was not enabled, though.

There is indeed a strong likelihood that yours is
related to that nvidia(P): please take it to them.

Hugh

> Oct  3 10:14:09 tomek kernel: Eeek! page_mapcount(page) went negative! (-1)
> Oct  3 10:14:09 tomek kernel:   page pfn = 13aa
> Oct  3 10:14:10 tomek kernel:   page->flags = 40000400
> Oct  3 10:14:10 tomek kernel:   page->count = 1
> Oct  3 10:14:10 tomek kernel:   page->mapping = 00000000
> Oct  3 10:14:10 tomek kernel:   vma->vm_ops = 0x0
> Oct  3 10:14:10 tomek kernel: ------------[ cut here ]------------
> Oct  3 10:14:10 tomek syslogd: /dev/tty12: Interrupted system call
> Oct  3 10:14:10 tomek kernel: kernel BUG at mm/rmap.c:628!
> Oct  3 10:14:10 tomek kernel: invalid opcode: 0000 [#1]
> Oct  3 10:14:10 tomek kernel: PREEMPT
> Oct  3 10:14:10 tomek kernel: Modules linked in: nvidia(P) ...
> Oct  3 10:14:10 tomek kernel: CPU:    0
> Oct  3 10:14:10 tomek kernel: EIP:    0060:[<c015a434>]    Tainted: P     VLI
> Oct  3 10:14:10 tomek kernel: EFLAGS: 00010246   (2.6.22.9-3 #1)
> Oct  3 10:14:10 tomek kernel: EIP is at page_remove_rmap+0xd7/0x105
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