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Date: Tue, 14 Apr 2009 01:03:32 -0400
From: Ben Gamari <bgamari.foss@gmail.com>
To: linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: [BISECTED] EEE PC hangs when booting off battery
Message-ID: <20090414050252.GA4361@mercury.localdomain>
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References: <49E065CF.6040408@tuffmail.co.uk> <49E1ADAE.2030103@tuffmail.co.uk> <49E1E89D.7040502@tuffmail.co.uk> <200904131315.55519.bjorn.helgaas@hp.com> <49E3990C.6040303@tuffmail.co.uk>
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On Mon, Apr 13, 2009 at 08:57:00PM +0100, Alan Jenkins wrote:
> Bjorn Helgaas wrote:
> However, I now find that's not quite right.  It only works (i.e. doesn't
> hang) if I remove the battery as well as plugging it into the wall.  If
> I have the battery in, it hangs.

I seem to have a similar issue with master which occurs regardless of
whether the battery is in on my Dell Latitude D830.  Here is the
backtrace,

usb 7-1.2: Product: O2Micro CCID SC Reader                                      
usb 7-1.2: Manufacturer: O2                                                     
usb 7-1.2: configuration #1 chosen from 1 choice                                
[drm] TV-15: set mode NTSC 480i 0                                               
allocated 1920x1200 fb: 0x007df000, bo ffff88011d895b40                         
Console: switching to colour frame buffer device 240x75                         
[drm] LVDS-8: set mode 1920x1200 17                                             
fb0: inteldrmfb frame buffer device                                             
registered panic notifier                                                       
input: Video Bus as /devices/LNXSYSTM:00/device:00/PNP0A03:00/device:37/input/i6
ACPI: Video Device [VID1] (multi-head: yes  rom: no  post: no)                  
ACPI Warning (nspredef-0437): \_SB_.PCI0.VID2._DOD: Return Package has no eleme]
input: Video Bus as /devices/LNXSYSTM:00/device:00/PNP0A03:00/device:3c/input/i7
ACPI: Video Device [VID2] (multi-head: yes  rom: no  post: no)                  
[drm] Initialized i915 1.6.0 20080730 for 0000:00:02.0 on minor 0               
SysRq : Show backtrace of all active CPUs                                       
CPU1:                                                                           
CPU 1:                                                                          
Modules linked in: i915 drm i2c_algo_bit cfbcopyarea i2c_core cfbimgblt video o]
Pid: 0, comm: swapper Not tainted 2.6.30-rc1ben #54 Latitude D830               
RIP: 0010:[<ffffffff8126c488>]  [<ffffffff8126c488>] acpi_idle_enter_bm+0x28e/00
RSP: 0018:ffff88011fb0fe88  EFLAGS: 00000246                                    
RAX: 000000000000eca0 RBX: ffff88011fb0fee8 RCX: 0000000000000000               
RDX: ffff88002803a000 RSI: 0000000516143023 RDI: ffff88002804d6c0               
RBP: ffffffff8101180e R08: ffffffffff762325 R09: ffff88011fb09058               
R10: ffff88011fb09018 R11: ffff880028049430 R12: 000000073446f694               
R13: ffff88011fb0fe08 R14: 00000000000019d2 R15: ffff88011fb0fe18               
FS:  0000000000000000(0000) GS:ffff88002803a000(0000) knlGS:0000000000000000    
CS:  0010 DS: 0018 ES: 0018 CR0: 000000008005003b                               
CR2: 00007fff6d9cab78 CR3: 0000000000201000 CR4: 00000000000006e0               
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000               
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400               
Call Trace:                                                                     
 [<ffffffff8126c481>] ? acpi_idle_enter_bm+0x287/0x2d0                          
 [<ffffffff8133f949>] ? cpuidle_idle_call+0x93/0xca                             
 [<ffffffff8100fd20>] ? cpu_idle+0x64/0xcd                                      
 [<ffffffff813f5326>] ? start_secondary+0x1a1/0x1a6                             


Hope this helps. Let me know if I can do anything else. Thanks!

- ben

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