linux-kernel - Re: [BUG] 2.6.25-git8 Kernel Bug while bootup on ppc and x86

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Message-ID: <20080426113040.GC2252@cs181133002.pp.htv.fi>
Date:	Sat, 26 Apr 2008 14:30:40 +0300
From:	Adrian Bunk <bunk@...nel.org>
To:	Kamalesh Babulal <kamalesh@...ux.vnet.ibm.com>
Cc:	kernel list <linux-kernel@...r.kernel.org>,
	linuxppc-dev@...abs.org, Ingo Molnar <mingo@...e.hu>,
	apw@...dowen.org, Balbir Singh <balbir@...ux.vnet.ibm.com>,
	Al Viro <viro@...iv.linux.org.uk>
Subject: Re: [BUG] 2.6.25-git8 Kernel Bug while bootup on ppc and x86

On Sat, Apr 26, 2008 at 04:51:54PM +0530, Kamalesh Babulal wrote:
> While booting the 2.6.25-git8 kernel on the ppc and x86_64 machine, kernel
> bug is hit. This was reported in the next-20080423 kernel 
> http://lkml.org/lkml/2008/4/23/206.
> 
> Call trace of x86_64 machine
> 
> BUG: unable to handle kernel paging request at 00000000ffffffff
> IP: [<ffffffff802359e5>] put_files_struct+0x25/0x110
> PGD 0 
> Oops: 0002 [333] SMP 
> CPU 3 
> Modules linked in:
> Pid: 1391, comm: khelper Tainted: G      D  2.6.25-git8-autotest #1
> RIP: 0010:[<ffffffff802359e5>]  [<ffffffff802359e5>] put_files_struct+0x25/0x110
> RSP: 0000:ffff81090d06bdb0  EFLAGS: 00010282
> RAX: 0000000000000101 RBX: fffffffffffffffe RCX: ffff8100010260e0
> RDX: 0000000000000007 RSI: 0000000000000001 RDI: 00000000ffffffff
> RBP: 00000000fffffffe R08: 2222222222222267 R09: 2222222222222222
> R10: 0000000000000010 R11: 2222222222222222 R12: 00000000ffffffff
> R13: ffff81032d2e9000 R14: ffff81090e74b000 R15: ffff81061e4cbce0
> FS:  0000000000000000(0000) GS:ffff81032e4ae940(0000) knlGS:0000000000000000
> CS:  0010 DS: 0018 ES: 0018 CR0: 000000008005003b
> CR2: 00000000ffffffff CR3: 0000000000201000 CR4: 00000000000006e0
> DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
> DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
> Process khelper (pid: 1391, threadinfo ffff81090d06a000, task ffff81090d8113a0)
> Stack:  ffff81090d8113a0 fffffffffffffffe 00000000fffffffe ffff81032e556e00
>  ffff81032d2e9000 ffff81090e74b000 ffff81061e4cbce0 ffffffff80294278
>  ffff81090d06be70 ffffffff80636bc0 ffff81090d3646c0 ffff81032d2e9000
> Call Trace:
>  [<ffffffff80294278>] do_execve+0x108/0x230
>...

Most likely fixed by
  http://lkml.org/lkml/2008/4/26/1

> Thanks & Regards,
> Kamalesh Babulal,

cu
Adrian

-- 

       "Is there not promise of rain?" Ling Tan asked suddenly out
        of the darkness. There had been need of rain for many days.
       "Only a promise," Lao Er said.
                                       Pearl S. Buck - Dragon Seed

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