Bug 845801

libreport version: 2.0.10
cmdline:        BOOT_IMAGE=/vmlinuz-3.4.4-4.fc16.x86_64 root=/dev/mapper/vg_simon-lv_root ro rd.md=0 rd.dm=0 rd.lvm.lv=vg_simon/lv_root KEYTABLE=us quiet SYSFONT=latarcyrheb-sun16 rhgb rd.lvm.lv=vg_simon/lv_swap rd.luks=0 LANG=en_US.UTF-8

backtrace:
:WARNING: at drivers/gpu/drm/i915/i915_drv.c:398 gen6_gt_check_fifodbg+0x41/0x60 [i915]()
:Hardware name: 4174BH4
:MMIO read or write has been dropped 3
:Modules linked in: snd_usb_audio snd_usbmidi_lib snd_rawmidi tcp_lp fuse ebtable_nat ebtables be2iscsi iscsi_boot_sysfs bnx2i cnic uio ipt_MASQUERADE cxgb4i cxgb4 cxgb3i libcxgbi fcoe iptable_nat nf_nat xt_CHECKSUM cxgb3 mdio iptable_mangle ib_iser bridge libfcoe 8021q rdma_cm ib_cm iw_cm ib_sa ib_mad ib_core ib_addr libfc scsi_transport_fc scsi_tgt lockd garp stp llc rfcomm iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi bnep ip6t_REJECT nf_conntrack_ipv6 nf_conntrack_netbios_ns nf_conntrack_broadcast nf_defrag_ipv6 nf_conntrack_ipv4 nf_defrag_ipv4 ip6table_filter xt_state ip6_tables nf_conntrack binfmt_misc snd_hda_codec_hdmi snd_hda_codec_conexant btusb bluetooth snd_hda_intel snd_hda_codec snd_hwdep snd_seq snd_seq_device vhost_net macvtap macvlan tun uvcvideo arc4 videobuf2_core videodev media iwlwifi videobuf2_vmalloc snd_pcm kvm_intel videobuf2_memops thinkpad_acpi kvm snd_timer e1000e tpm_tis snd iTCO_wdt joydev mac80211 tpm cfg80211 sunrpc i2c_i801 rfki
:ll soundcore iTCO_vendor_support snd_page_alloc coretemp tpm_bios uinput microcode crc32c_intel ghash_clmulni_intel sdhci_pci sdhci mmc_core wmi i915 drm_kms_helper drm i2c_algo_bit i2c_core video [last unloaded: scsi_wait_scan]
:Pid: 27323, comm: kworker/u:8 Tainted: G        W    3.4.4-4.fc16.x86_64 #1
:Call Trace:
: [<ffffffff8105807f>] warn_slowpath_common+0x7f/0xc0
: [<ffffffff81058176>] warn_slowpath_fmt+0x46/0x50
: [<ffffffff812cf5fa>] ? delay_tsc+0x4a/0x80
: [<ffffffffa00772d1>] gen6_gt_check_fifodbg+0x41/0x60 [i915]
: [<ffffffffa007782a>] __gen6_gt_force_wake_put+0x1a/0x20 [i915]
: [<ffffffffa0077a7b>] i915_read8+0x11b/0x140 [i915]
: [<ffffffffa0086a56>] i915_restore_state+0xc36/0x1500 [i915]
: [<ffffffffa0077126>] i915_drm_thaw+0x46/0x170 [i915]
: [<ffffffffa00774fe>] i915_resume+0x4e/0x80 [i915]
: [<ffffffffa0077546>] i915_pm_resume+0x16/0x20 [i915]
: [<ffffffff812ea6c5>] pci_pm_resume+0x75/0xd0
: [<ffffffff812ea650>] ? pci_pm_thaw+0xa0/0xa0
: [<ffffffff813acd09>] dpm_run_callback+0x59/0xa0
: [<ffffffff813ad13a>] device_resume+0x10a/0x240
: [<ffffffff813ad291>] async_resume+0x21/0x50
: [<ffffffff810813f3>] async_run_entry_fn+0x83/0x160
: [<ffffffff81081370>] ? async_schedule+0x20/0x20
: [<ffffffff81081370>] ? async_schedule+0x20/0x20
: [<ffffffff81073cee>] process_one_work+0x11e/0x470
: [<ffffffff81074dcf>] worker_thread+0x15f/0x360
: [<ffffffff81074c70>] ? manage_workers+0x230/0x230
: [<ffffffff81079a83>] kthread+0x93/0xa0
: [<ffffffff816056e4>] kernel_thread_helper+0x4/0x10
: [<ffffffff810799f0>] ? kthread_freezable_should_stop+0x70/0x70
: [<ffffffff816056e0>] ? gs_change+0x13/0x13