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    SubjectRe: [BISECTED] EEE PC hangs when booting off battery
    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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