BUG: unable to handle kernel paging request at f8b60000
IP: [<f84255ce>] blt_ring_flush+0x3b/0x68 [i915]
*pde = 365e9067 *pte = 00000000 
Oops: 0002 [#1] SMP 
last sysfs file: /sys/devices/LNXSYSTM:00/device:00/PNP0A08:00/device:02/PNP0C09:00/PNP0C0A:00/power_supply/BAT0/energy_full
Modules linked in: sunrpc ipv6 cpufreq_ondemand acpi_cpufreq freq_table mperf dm_mirror dm_region_hash dm_log dm_mod uinput i2c_i801 serio_raw microcode tpm_tis shpchp sg pcspkr battery e1000e iTCO_wdt tpm tpm_bios ac iTCO_vendor_support ext3 jbd mbcache sr_mod cdrom sd_mod ehci_hcd i915 drm_kms_helper drm i2c_algo_bit button i2c_core video output [last unloaded: scsi_wait_scan]

Pid: 2723, comm: X Not tainted 2.6.36_stable_20101104+ #1 Emerald Lake/SandyBridge Platform
EIP: 0060:[<f84255ce>] EFLAGS: 00213296 CPU: 5
EIP is at blt_ring_flush+0x3b/0x68 [i915]
EAX: 0001fffc EBX: f72da168 ECX: f70f0000 EDX: f8b40000
ESI: f6a81c00 EDI: f6a81c00 EBP: f63f1dc8 ESP: f63f1dc0
 DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068
Process X (pid: 2723, ti=f63f0000 task=f7116400 task.ti=f63f0000)
Stack:
 00000000 f72da168 f63f1e54 f840aa82 00000004 00000000 f72da000 f72da168
<0> 099fdfd0 f72da000 f6a81c00 f6a81c00 f609a080 f6a81c00 f6052800 0000004a
<0> 00000001 02a2c000 00000000 f72da168 00000048 f609a080 00000000 f67a1c60
Call Trace:
 [<f840aa82>] ? i915_gem_do_execbuffer+0xb22/0xca7 [i915]
 [<f840acf9>] ? i915_gem_execbuffer2+0xf2/0x175 [i915]
 [<f814c200>] ? drm_ioctl+0x268/0x322 [drm]
 [<f840ac07>] ? i915_gem_execbuffer2+0x0/0x175 [i915]
 [<c02baa57>] ? do_sync_read+0x8a/0xc5
 [<c026fd23>] ? audit_syscall_exit+0x2da/0x2f3
 [<f814bf98>] ? drm_ioctl+0x0/0x322 [drm]
 [<c02c61ca>] ? do_vfs_ioctl+0x4fa/0x53f
 [<c035f71d>] ? security_file_permission+0x59/0x64
 [<c026f64c>] ? audit_syscall_entry+0x192/0x1b4
 [<c02c6250>] ? sys_ioctl+0x41/0x61
 [<c020280c>] ? sysenter_do_call+0x12/0x22
 [<c0500000>] ? native_cpu_up+0x4b9/0x56e
Code: 20 8b 53 10 c7 04 02 02 00 00 13 8b 43 20 8d 50 04 89 53 20 8b 53 10 c7 44 02 04 00 00 00 00 8b 43 20 8d 50 04 89 53 20 8b 53 10 <c7> 44 02 04 00 00 00 00 8b 43 20 8d 50 04 89 53 20 8b 53 10 c7 
EIP: [<f84255ce>] blt_ring_flush+0x3b/0x68 [i915] SS:ESP 0068:f63f1dc0
CR2: 00000000f8b60000
Clocksource tsc unstable (delta = -78056115577 ns)
Switching to clocksource hpet