NMI watchdog: BUG: soft lockup - CPU#2 stuck for 22s! [Xorg:1066]
Modules linked in: rfcomm tda18271 s5h1411 bnep ftdi_sio usbserial nvidia_uvm(POE) nls_iso8859_1 intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul snd_hda_codec_hdmi aesni_intel aes_x86_64 lrw gf128mul glue_helper snd_hda_codec_realtek ablk_helper cryptd snd_hda_codec_generic serio_raw snd_hda_intel nvidia(POE) snd_hda_codec btusb snd_hda_core joydev btrtl input_leds snd_hwdep btbcm btintel snd_pcm bluetooth saa7164 snd_seq_midi snd_seq_midi_event tveeprom dvb_core snd_rawmidi videodev snd_seq media snd_seq_device lpc_ich snd_timer mei_me mei snd soundcore nuvoton_cir 8250_fintek rc_core ie31200_edac shpchp edac_core mac_hid parport_pc ppdev lp parport autofs4 uas usb_storage hid_generic hid_logitech_hidpp hid_logitech_dj usbhid hid i915 i2c_algo_bit drm_kms_helper syscopyarea sysfillrect sysimgblt r8169 psmouse fb_sys_fops ahci libahci drm mii fjes video
CPU: 2 PID: 1066 Comm: Xorg Tainted: P           OEL  4.4.0-9-generic #24-Ubuntu
Hardware name: To Be Filled By O.E.M. To Be Filled By O.E.M./Z77 Pro4-M, BIOS P2.00 07/11/2013
task: ffff8802206b1b80 ti: ffff8802237fc000 task.ti: ffff8802237fc000
RIP: 0010:[<ffffffffc0a188dc>]  [<ffffffffc0a188dc>] os_io_read_dword+0xc/0x10 [nvidia]
RSP: 0018:ffff8802237ffbf8  EFLAGS: 00000202
RAX: 00000000f6a78fa0 RBX: ffff8802236c2f50 RCX: 0000000000000001
RDX: 000000000000e00c RSI: 00000000000a0000 RDI: 000000000000e00c
RBP: ffff8802237ffbf8 R08: 00000000000c47a6 R09: 00000000000c47a6
R10: 0000000000000000 R11: ffffffffc0a0b160 R12: 000000000000c000
R13: 0000000000001975 R14: ffff8802236c2f54 R15: ffff8802236c2f58
FS:  00007f03472e2a00(0000) GS:ffff88022f300000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f033fc950a0 CR3: 00000002229a8000 CR4: 00000000001406e0
Stack:
 ffff8802236c2f08 ffffffffc09ecbba 000000000000c000 ffffffffc09e3985
 ffff8802236c2f50 ffffffffc0a0b654 ffff8800bbfb8008 0000000000004f02
 ffff8802236c2f54 0000000000000000 ffff8802236c2f5c ffffffffc09f902c
Call Trace:
 [<ffffffffc09ecbba>] _nv016226rm+0x84da/0xbd60 [nvidia]
 [<ffffffffc09e3985>] ? _nv000823rm+0x85/0xb0 [nvidia]
 [<ffffffffc0a0b654>] ? _nv012209rm+0x164/0x540 [nvidia]
 [<ffffffffc09f902c>] ? _nv012578rm+0x7c/0x170 [nvidia]
 [<ffffffffc09fd332>] ? _nv000718rm+0x2d2/0x360 [nvidia]
 [<ffffffffc09fd63d>] ? _nv000642rm+0x27d/0x530 [nvidia]
 [<ffffffffc0a00767>] ? _nv014248rm+0x87/0xc0 [nvidia]
 [<ffffffffc09f6326>] ? _nv000696rm+0x4b6/0x830 [nvidia]
 [<ffffffffc0a00653>] ? rm_ioctl+0x73/0x100 [nvidia]
 [<ffffffffc0a0e817>] ? nvidia_ioctl+0x197/0x440 [nvidia]
 [<ffffffffc0a0d1af>] ? nvidia_frontend_ioctl+0x2f/0x60 [nvidia]
 [<ffffffffc0a0d1fd>] ? nvidia_frontend_compat_ioctl+0x1d/0x30 [nvidia]
 [<ffffffffc0a0d21e>] ? nvidia_frontend_unlocked_ioctl+0xe/0x10 [nvidia]
 [<ffffffff8121e1af>] ? do_vfs_ioctl+0x29f/0x490
 [<ffffffff8106a554>] ? __do_page_fault+0x1b4/0x400
 [<ffffffff8121e419>] ? SyS_ioctl+0x79/0x90
 [<ffffffff8181b8b2>] ? entry_SYSCALL_64_fastpath+0x16/0x71
Code: 1f 44 00 00 55 89 fa 48 89 e5 ec 5d c3 66 90 0f 1f 44 00 00 55 89 fa 48 89 e5 66 ed 5d c3 90 0f 1f 44 00 00 55 89 fa 48 89 e5 ed <5d> c3 66 90 0f 1f 44 00 00 55 48 85 ff 48 89 e5 75 10 85 d2 48