[111184.767115] general protection fault: 0000 [#1] SMP 
[111184.767148] Modules linked in: brcmsmac brcmutil i915
[111184.767183] CPU: 3 PID: 4707 Comm: gnome-shell Not tainted 3.12.0-rc5+ #918
[111184.767211] Hardware name: Apple Inc. MacBookAir5,2/Mac-2E6FAB96566FE58C, BIOS MBA51.88Z.00EF.B01.1207271122 07/27/2012
[111184.767254] task: ffff8802648b96c0 ti: ffff880261c66000 task.ti: ffff880261c66000
[111184.767285] RIP: 0010:[<ffffffffa0014c30>]  [<ffffffffa0014c30>] i915_gem_free_request+0x50/0xc0 [i915]
[111184.767338] RSP: 0000:ffff880261c67d10  EFLAGS: 00010246
[111184.767358] RAX: dead000000200200 RBX: ffff88020dbf2de0 RCX: ffff880261c67fd8
[111184.767379] RDX: dead000000100100 RSI: 0000000000000001 RDI: ffff8800141b9308
[111184.767401] RBP: ffff880261c67d20 R08: ffffffffffffffff R09: 000057bc1707c4cc
[111184.767422] R10: ffff8802657ed820 R11: 0000000000000293 R12: ffff8800141b9300
[111184.767442] R13: ffff88020dbf2e10 R14: 0000000003070127 R15: ffff8802649a1938
[111184.767464] FS:  00007f26d35aca00(0000) GS:ffff88026f2c0000(0000) knlGS:0000000000000000
[111184.767487] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[111184.767504] CR2: 00007f3e500a7268 CR3: 000000025b8a7000 CR4: 00000000001407e0
[111184.767525] Stack:
[111184.767532]  ffff8802649a1838 0000000003070122 ffff880261c67d68 ffffffffa0015e75
[111184.767558]  ffff8802649a1938 ffff88020dbf2de0 0000000000000040 ffff8802657ed800
[111184.767584]  ffff88008abd1e00 0000000000000040 ffff8801d4343c80 ffff880261c67dc0
[111184.767616] Call Trace:
[111184.767639]  [<ffffffffa0015e75>] i915_gem_retire_requests_ring+0x65/0x130 [i915]
[111184.767681]  [<ffffffffa001c5b7>] i915_gem_set_domain_ioctl+0x197/0x250 [i915]
[111184.767718]  [<ffffffff8151da82>] drm_ioctl+0x502/0x630
[111184.767746]  [<ffffffff811c67a1>] ? fsnotify+0x231/0x310
[111184.767774]  [<ffffffff8119b8fd>] do_vfs_ioctl+0x2cd/0x4a0
[111184.767801]  [<ffffffff8119bb51>] SyS_ioctl+0x81/0xa0
[111184.767829]  [<ffffffff81c36ea2>] system_call_fastpath+0x16/0x1b
[111184.767857] Code: 67 40 48 89 47 30 48 b8 00 02 20 00 00 00 ad de 48 89 47 38 4d 85 e4 74 43 49 8d 7c 24 08 e8 b8 a8 c1 e1 48 8b 43 50 48 8b 53 48 <48> 89 42 08 48 89 10 48 b8 00 01 10 00 00 00 ad de 48 89 43 48 
[111184.768038] RIP  [<ffffffffa0014c30>] i915_gem_free_request+0x50/0xc0 [i915]
[111184.768079]  RSP <ffff880261c67d10>
[111184.775366] ---[ end trace 9717d1cf4f3a0579 ]---