[ 1175.694896] WARNING: CPU: 0 PID: 5390 at /build/linux-lts-xenial-Hv_Atl/linux-lts-xenial-4.4.0/mm/page_alloc.c:3198 __alloc_pages_slowpath.constprop.101+0x3b/0x6d1()
[ 1175.694898] Modules linked in: kernrk(OE) snd_intel8x0 snd_ac97_codec ac97_bus snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi crc32_pclmul vmwgfx ttm aesni_intel snd_seq drm_kms_helper aes_i586 xts snd_seq_device lrw gf128mul ablk_helper cryptd snd_timer joydev input_leds drm serio_raw fb_sys_fops snd bnep rfcomm syscopyarea soundcore i2c_piix4 sysfillrect bluetooth vboxguest sysimgblt video parport_pc ppdev lp mac_hid parport hid_generic usbhid hid psmouse ahci libahci e1000 pata_acpi [last unloaded: kernrk]
[ 1175.694941] CPU: 0 PID: 5390 Comm: ls Tainted: G           OE   4.4.0-142-generic #168~14.04.1-Ubuntu
[ 1175.694943] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
[ 1175.694944]  00000000 00000000 e9d7dd44 c1391283 00000000 c19ba64c e9d7dd74 c106fd27
[ 1175.694949]  c19a2e30 00000000 0000150e c19ba64c 00000c7e c11ce1b8 c11ce1b8 00000000
[ 1175.694953]  e9d7de20 00000000 e9d7dd84 c106fe02 00000009 00000000 e9d7ddec c11ce1b8
[ 1175.694957] Call Trace:
[ 1175.695012]  [<c1391283>] dump_stack+0x57/0x74
[ 1175.695017]  [<c106fd27>] warn_slowpath_common+0x87/0xc0
[ 1175.695020]  [<c11ce1b8>] ? __alloc_pages_slowpath.constprop.101+0x3b/0x6d1
[ 1175.695023]  [<c11ce1b8>] ? __alloc_pages_slowpath.constprop.101+0x3b/0x6d1
[ 1175.695025]  [<c106fe02>] warn_slowpath_null+0x22/0x30
[ 1175.695027]  [<c11ce1b8>] __alloc_pages_slowpath.constprop.101+0x3b/0x6d1
[ 1175.695031]  [<c11b6e56>] ? kmem_cache_alloc_trace+0x1c6/0x1d0
[ 1175.695034]  [<c1066700>] ? kmap_atomic_prot+0x80/0x170
[ 1175.695037]  [<c116ff08>] __alloc_pages_nodemask+0x218/0x220
[ 1175.695040]  [<c11e5640>] ? SyS_getdents+0xd0/0xd0
[ 1175.695042]  [<c11700d3>] alloc_kmem_pages+0x23/0x80
[ 1175.695045]  [<c11e5640>] ? SyS_getdents+0xd0/0xd0
[ 1175.695047]  [<c11e5640>] ? SyS_getdents+0xd0/0xd0
[ 1175.695050]  [<c1187424>] kmalloc_order+0x14/0x40
[ 1175.695052]  [<c118746b>] kmalloc_order_trace+0x1b/0xa0
[ 1175.695054]  [<c116fdf1>] ? __alloc_pages_nodemask+0x101/0x220
[ 1175.695057]  [<c1168d47>] ? filemap_map_pages+0x1f7/0x250
[ 1175.695059]  [<c11e5640>] ? SyS_getdents+0xd0/0xd0
[ 1175.695061]  [<f8fed000>] ? 0xf8fed000
[ 1175.695064]  [<c11b7517>] __kmalloc+0x217/0x220
[ 1175.695066]  [<c11e5640>] ? SyS_getdents+0xd0/0xd0
[ 1175.695068]  [<c11e5640>] ? SyS_getdents+0xd0/0xd0
[ 1175.695069]  [<f8fed000>] ? 0xf8fed000
[ 1175.695072]  [<f8fed027>] getdents_post_handler+0x27/0xd2 [kernrk]
[ 1175.695074]  [<f8fed000>] ? 0xf8fed000
[ 1175.695076]  [<c1054450>] kprobe_debug_handler+0x60/0xb0
[ 1175.695078]  [<f8fed000>] ? 0xf8fed000
[ 1175.695080]  [<c10296b3>] do_debug+0x93/0x1d0
[ 1175.695086]  [<c178d5cf>] debug_stack_correct+0x30/0x35
[ 1175.695088]  [<c11e5640>] ? SyS_getdents+0xd0/0xd0
[ 1175.695090]  [<c11e007b>] ? path_openat+0x47b/0x1260
[ 1175.695093]  [<c11e5641>] ? SyS_getdents64+0x1/0xd0
[ 1175.695095]  [<c1003620>] ? do_fast_syscall_32+0xa0/0x140
[ 1175.695098]  [<c178c470>] sysenter_past_esp+0x3d/0x61
[ 1175.695100] ---[ end trace 2d45a6f1c7601838 ]---