Comment # 14 on bug 903560 from grant k

so far, disabling (modprobe -r) all of

    async_raid6_recov
    btrfs
    btusb
    button
    dm_bufio
    dm_crypt
    dm_log
    dm_mirror
    dm_region_hash
    dm_snapshot
    drm
    drm_kms_helper
    dummy
    edd
    fan
    fat
    firewire_core
    firewire_ohci
    forcedeth
    i2c_algo_bit
    i2c_nforce2
    k8temp
    kvm
    kvm_amd
    libcrc32c
    mxm_wmi
    nouveau
    nvidia
    nv_tco
    ohci_pci
    pcspkr
    processor
    raid456
    serio_raw
    sha512_generic
    snd
    snd_hda_codec
    snd_hda_codec_generic
    snd_hda_codec_realtek
    snd_hda_controller
    snd_hda_intel
    snd_hwdep
    snd_mpu401_uart
    snd_pcm
    snd_rawmidi
    snd_seq_device
    snd_timer
    soundcore
    thermal
    vboxdrv
    vboxnetadp
    vboxnetflt
    vboxpci
    vfat
    wmi
    xfs

leaving modules

    async_memcpy
    async_pq
    async_tx
    async_xor
    ata_generic
    binfmt_misc
    bluetooth
    bnep
    cdrom
    crc_itu_t
    dm_mod
    ecb
    edac_core
    edac_mce_amd
    gameport
    md_mod
    ns558
    parport
    parport_pc
    pata_amd
    ppdev
    raid0
    raid1
    raid10
    raid6_pq
    rfkill
    sata_nv
    sg
    shpchp
    sr_mod
    ttm
    video
    xor

in place has had no effect; system still restarts on shutdown ...