Re: [stable] Li-nux 2.6.27.19 2.6.28.7

[Greg KH <greg@kroah.com>]

On Fri, Mar 13, 2009 at 03:10:51PM -0700, Andrew Morton wrote:
> 
> I fired up this kernel up on my FC8 laptop and I see
> http://userweb.kernel.org/~akpm/p3130212.jpg
> 
> On the next two boot attempts, the kernel came up OK.
> 

That's wierd, it can't find the root filesystem?

What driver controls the disk for /dev/root?  It's not the USB
controller, is it?  Is that normally sda?

> Also, during boot the e1000e driver has conniptions:
> 
> ------------[ cut here ]------------
> WARNING: at drivers/net/e1000e/ich8lan.c:408 e1000_acquire_swflag_ich8lan+0x51/0xf2()
> e1000e mutex contention. Owned by pid 10
> Modules linked in:
> Pid: 9, comm: events/0 Not tainted 2.6.28.7 #1
> Call Trace:
>  [<ffffffff8103a810>] warn_slowpath+0xae/0xcd
>  [<ffffffff8104394b>] ? lock_timer_base+0x26/0x4a
>  [<ffffffff8104394b>] ? lock_timer_base+0x26/0x4a
>  [<ffffffff8105d63f>] ? __lock_acquire+0x702/0x760
>  [<ffffffff8105bfc6>] ? mark_held_locks+0x50/0x6d
>  [<ffffffff812dd950>] ? mutex_trylock+0x104/0x118
>  [<ffffffff8105c170>] ? trace_hardirqs_on_caller+0xf8/0x123
>  [<ffffffff8105c1a8>] ? trace_hardirqs_on+0xd/0xf
>  [<ffffffff811ed838>] e1000_acquire_swflag_ich8lan+0x51/0xf2
>  [<ffffffff811f2fe9>] e1000e_read_kmrn_reg+0x1b/0x69
>  [<ffffffff811f63c5>] ? e1000e_downshift_workaround+0x0/0x12
>  [<ffffffff811ed1e9>] e1000e_gig_downshift_workaround_ich8lan+0x2c/0x71
>  [<ffffffff811f63d5>] e1000e_downshift_workaround+0x10/0x12
>  [<ffffffff8104a6ed>] run_workqueue+0xf5/0x1fd
>  [<ffffffff8104a697>] ? run_workqueue+0x9f/0x1fd
>  [<ffffffff8104a8f6>] ? worker_thread+0x0/0xe8
>  [<ffffffff8104a9d1>] worker_thread+0xdb/0xe8
>  [<ffffffff8104de14>] ? autoremove_wake_function+0x0/0x36
>  [<ffffffff8104a8f6>] ? worker_thread+0x0/0xe8
>  [<ffffffff8104db1a>] kthread+0x44/0x6b
>  [<ffffffff8100cf59>] child_rip+0xa/0x11
>  [<ffffffff8100c474>] ? restore_args+0x0/0x30
>  [<ffffffff8104dad6>] ? kthread+0x0/0x6b
>  [<ffffffff8100cf4f>] ? child_rip+0x0/0x11
> ---[ end trace 09c88554f9900e8b ]---
> 
> Config: http://userweb.kernel.org/~akpm/config-t61p.txt
> dmesg: http://userweb.kernel.org/~akpm/dmesg-t61p.txt

Wierd, I don't know.

thanks,

greg k-h