------------[ cut here ]------------
WARNING: CPU: 0 PID: 340 at lib/dma-debug.c:1205 check_sync+0x16b/0x7d0()
nouveau 0000:01:00.0: DMA-API: device driver tries to sync DMA memory it has not allocated [device address=0x00000000c0c09508] [size=4096 bytes]
Modules linked in: nouveau(+) mxm_wmi wmi video i2c_algo_bit ttm drm_kms_helper drm ...
CPU: 0 PID: 340 Comm: systemd-udevd Not tainted 4.4.0-0.rc5.git0.1.fc24.i686+debug #1
...
Call Trace:
 [<c0793c5f>] dump_stack+0x48/0x69
 [<c0464987>] warn_slowpath_common+0x87/0xc0
 [<c07c2a9b>] ? check_sync+0x16b/0x7d0
 [<c07c2a9b>] ? check_sync+0x16b/0x7d0
 [<c04649fe>] warn_slowpath_fmt+0x3e/0x60
 [<c07c2a9b>] check_sync+0x16b/0x7d0
 [<c07c31f5>] debug_dma_sync_single_for_device+0x75/0x80
 [<f7eab238>] ? ttm_bo_del_sub_from_lru+0x18/0x50 [ttm]
 [<c040bef0>] ? text_poke_bp+0xd0/0xd0
 [<f85d98fb>] nouveau_bo_sync_for_device+0x8b/0xa0 [nouveau]
 [<f85d99e4>] nouveau_bo_validate+0x34/0x40 [nouveau]
 [<f85d9b78>] nouveau_bo_pin+0x188/0x290 [nouveau]
 [<f85d8200>] ? nv10_bo_put_tile_region+0x80/0x80 [nouveau]
 [<f85eca8d>] nouveau_channel_prep+0xfd/0x2b0 [nouveau]
 [<f85ecc94>] nouveau_channel_new+0x54/0x7a0 [nouveau]
 [<c05e15a2>] ? kfree+0xd2/0x240
 [<f853f082>] ? nvif_object_sclass_put+0x12/0x20 [nouveau]
 [<f85d5835>] nouveau_drm_load+0x585/0x8b0 [nouveau]
 [<c04bf05c>] ? trace_hardirqs_on_caller+0x12c/0x1d0
 [<f7ed0229>] ? drm_minor_register+0x89/0x120 [drm]
 [<f7ed0356>] drm_dev_register+0x96/0xa0 [drm]
 [<f7ed27c9>] drm_get_pci_dev+0x79/0x1c0 [drm]
 [<c07e347e>] ? pcibios_set_master+0x4e/0xa0
 [<f85d5d4e>] nouveau_drm_probe+0x1ee/0x220 [nouveau]
 [<c07e5cfb>] pci_device_probe+0x7b/0xf0
 [<c08cd196>] ? devices_kset_move_last+0x56/0xa0
 [<c08d0c14>] driver_probe_device+0x204/0x4a0
 [<c08d0efc>] ? __driver_attach+0x4c/0x90
 [<c07e59c2>] ? pci_match_device+0xd2/0x100
 [<c08d0f31>] __driver_attach+0x81/0x90
 [<c08d0eb0>] ? driver_probe_device+0x4a0/0x4a0
 [<c08ce9c7>] bus_for_each_dev+0x57/0xa0
 [<c08d03fe>] driver_attach+0x1e/0x20
 [<c08d0eb0>] ? driver_probe_device+0x4a0/0x4a0
 [<c08cff7f>] bus_add_driver+0x1ef/0x290
 [<c08d1a1d>] driver_register+0x5d/0xf0
 [<c07e446a>] __pci_register_driver+0x4a/0x50
 [<f7ed29ed>] drm_pci_init+0xdd/0x100 [drm]
 [<f7e791f9>] nouveau_drm_init+0x1f9/0x1000 [nouveau]
 [<f7e79000>] ? 0xf7e79000
 [<c040047a>] do_one_initcall+0xaa/0x200
 [<f7e79000>] ? 0xf7e79000
 [<c04de0a2>] ? rcu_read_lock_sched_held+0x42/0x80
 [<c05e1945>] ? kmem_cache_alloc_trace+0x235/0x2e0
 [<c0588755>] ? do_init_module+0x21/0x1b7
 [<c0588755>] ? do_init_module+0x21/0x1b7
 [<c0588784>] do_init_module+0x50/0x1b7
 [<c050738c>] load_module+0x1ebc/0x2550
 [<c0507b67>] SyS_init_module+0x147/0x1a0
 [<c04012e4>] ? do_audit_syscall_entry.isra.9+0x44/0x50
 [<c04018bf>] ? syscall_trace_enter_phase1+0xef/0x110
 [<c0401e85>] do_fast_syscall_32+0xa5/0x240
 [<c0bab6a1>] sysenter_past_esp+0x42/0x6d
---[ end trace f44298d5a2329e2f ]---