Looks like I ran into the same bug. Constantly having to restart the entire system:
[53368.776850] ------------[ cut here ]------------ [53368.776895] kernel BUG at /build/linux-2NWldV/linux-4.10.0/include/linux/swapops.h:129! [53368.776915] invalid opcode: 0000 [#1] SMP [53368.776928] Modules linked in: pci_stub vboxpci(OE) vboxnetadp(OE) vboxnetflt(OE) xt_CHECKSUM iptable_mangle vboxdrv(OE) ipt_MASQUERADE nf_nat_masquerade_ipv4 xfrm_user xfrm_algo iptable_nat nf_nat_ipv4 br_netfilter bridge stp llc aufs binfmt_misc eeepc_wmi asus_wmi sparse_keymap joydev input_leds snd_usb_audio snd_usbmidi_lib snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec intel_rapl snd_hda_core snd_hwdep x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel snd_pcm kvm snd_seq_midi irqbypass snd_seq_midi_event intel_cstate intel_rapl_perf snd_rawmidi snd_seq snd_seq_device snd_timer mei_me mei snd soc_button_array soundcore lpc_ich shpchp mac_hid ip6t_REJECT nf_reject_ipv6 nf_log_ipv6 xt_hl ip6t_rt nf_conntrack_ipv6 nf_defrag_ipv6 ipt_REJECT nf_reject_ipv4 xt_comment [53368.777093] nf_log_ipv4 nf_log_common xt_LOG xt_limit xt_tcpudp xt_addrtype nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack ip6table_filter ip6_tables nf_conntrack_netbios_ns nf_conntrack_broadcast nf_nat_ftp nf_nat libcrc32c nf_conntrack_ftp nf_conntrack iptable_filter parport_pc ppdev lp parport ip_tables x_tables autofs4 algif_skcipher af_alg hid_logitech_hidpp hid_logitech_dj dm_crypt hid_generic usbhid hid uas usb_storage i915 crct10dif_pclmul crc32_pclmul ghash_clmulni_intel pcbc i2c_algo_bit drm_kms_helper aesni_intel syscopyarea aes_x86_64 sysfillrect crypto_simd sysimgblt glue_helper fb_sys_fops cryptd drm ahci r8169 libahci mii wmi fjes video [53368.777238] CPU: 2 PID: 3025 Comm: Socket Thread Tainted: G OE 4.10.0-20-generic #22-Ubuntu [53368.777261] Hardware name: ASUS All Series/H87-PRO, BIOS 0613 06/28/2013 [53368.777279] task: ffffa03f98f5c380 task.stack: ffffc2f482b64000 [53368.777320] RIP: 0010:__migration_entry_wait+0x16a/0x180 [53368.777337] RSP: 0000:ffffc2f482b67d68 EFLAGS: 00010246 [53368.777351] RAX: 0017ffffc0048078 RBX: ffffec9f4e3b5470 RCX: ffffec9f4e3b5470 [53368.777371] RDX: 0000000000000001 RSI: ffffa03f8ed51ff0 RDI: ffffec9f4c8dff80 [53368.777389] RBP: ffffc2f482b67d80 R08: ffffa03ffda3a6c0 R09: ffffa03ffda3a6c0 [53368.777408] R10: 00007f3a7b8af480 R11: 00007f3a7c4d6790 R12: ffffec9f4c8dff80 [53368.777426] R13: 3e000000003237fe R14: ffffc2f482b67e30 R15: ffffa040086d9258 [53368.777445] FS: 00007f3a664fd700(0000) GS:ffffa0401fa80000(0000) knlGS:0000000000000000 [53368.777463] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [53368.777479] CR2: 00007f3a561fe1b0 CR3: 00000004072c3000 CR4: 00000000001406e0 [53368.777501] Call Trace: [53368.777514] migration_entry_wait+0x74/0x80 [53368.777532] do_swap_page+0x5b3/0x770 [53368.777545] handle_mm_fault+0x873/0x1360 [53368.777562] __do_page_fault+0x23e/0x4e0 [53368.777575] do_page_fault+0x22/0x30 [53368.777591] page_fault+0x28/0x30 [53368.777603] RIP: 0033:0x7f3a5b0da713 [53368.777615] RSP: 002b:00007f3a664fb230 EFLAGS: 00010206 [53368.777629] RAX: 00007f3a5b43fc00 RBX: 00007f3a5b6c7ec0 RCX: 00000000881cb49a [53368.777646] RDX: 000000000000001a RSI: 0000000000000000 RDI: 0000000000000003 [53368.777663] RBP: 00007f39e8aa8d70 R08: 00007f3a5b490740 R09: 0000000000001820 [53368.777680] R10: 00007f3a7b8af480 R11: 00007f3a7c4d6790 R12: 00000000005b57d2 [53368.777697] R13: 00007f3a664fb280 R14: 00007f3a5b490740 R15: 00007f3a561fe1a0 [53368.777715] Code: ff ff ff 4c 89 e7 e8 96 a2 f8 ff e9 3c ff ff ff 85 d2 0f 84 2a ff ff ff 8d 4a 01 89 d0 f0 41 0f b1 4d 00 39 d0 74 81 89 c2 eb e5 <0f> 0b 4c 89 e7 e8 0c fb f9 ff eb b8 4c 8d 60 ff 4c 8d 68 1b eb [53368.777771] RIP: __migration_entry_wait+0x16a/0x180 RSP: ffffc2f482b67d68 [53368.787204] ------------[ cut here ]------------ [53368.787223] kernel BUG at /build/linux-2NWldV/linux-4.10.0/include/linux/swapops.h:129! [53368.787247] invalid opcode: 0000 [#2] SMP [53368.787262] Modules linked in: [53368.787264] ---[ end trace 0d82423e26265857 ]--- [53368.787265] pci_stub vboxpci(OE) vboxnetadp(OE) vboxnetflt(OE) xt_CHECKSUM iptable_mangle vboxdrv(OE) ipt_MASQUERADE nf_nat_masquerade_ipv4 xfrm_user xfrm_algo iptable_nat nf_nat_ipv4 br_netfilter bridge stp llc aufs binfmt_misc eeepc_wmi asus_wmi sparse_keymap joydev input_leds snd_usb_audio snd_usbmidi_lib snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec intel_rapl snd_hda_core snd_hwdep x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel snd_pcm kvm snd_seq_midi irqbypass snd_seq_midi_event intel_cstate intel_rapl_perf snd_rawmidi snd_seq snd_seq_device snd_timer mei_me mei snd soc_button_array soundcore lpc_ich shpchp mac_hid ip6t_REJECT nf_reject_ipv6 nf_log_ipv6 xt_hl ip6t_rt nf_conntrack_ipv6 nf_defrag_ipv6 ipt_REJECT nf_reject_ipv4 xt_comment nf_log_ipv4 nf_log_common [53368.787442] xt_LOG xt_limit xt_tcpudp xt_addrtype nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack ip6table_filter ip6_tables nf_conntrack_netbios_ns nf_conntrack_broadcast nf_nat_ftp nf_nat libcrc32c nf_conntrack_ftp nf_conntrack iptable_filter parport_pc ppdev lp parport ip_tables x_tables autofs4 algif_skcipher af_alg hid_logitech_hidpp hid_logitech_dj dm_crypt hid_generic usbhid hid uas usb_storage i915 crct10dif_pclmul crc32_pclmul ghash_clmulni_intel pcbc i2c_algo_bit drm_kms_helper aesni_intel syscopyarea aes_x86_64 sysfillrect crypto_simd sysimgblt glue_helper fb_sys_fops cryptd drm ahci r8169 libahci mii wmi fjes video [53368.787585] CPU: 7 PID: 3022 Comm: Gecko_IOThread Tainted: G D OE 4.10.0-20-generic #22-Ubuntu [53368.787607] Hardware name: ASUS All Series/H87-PRO, BIOS 0613 06/28/2013 [53368.787626] task: ffffa03f8ef08000 task.stack: ffffc2f4835c8000 [53368.787652] RIP: 0010:__migration_entry_wait+0x16a/0x180 [53368.787666] RSP: 0000:ffffc2f4835cbd68 EFLAGS: 00010246 [53368.787681] RAX: 0017ffffc0048078 RBX: ffffec9f5020a1b0 RCX: ffffec9f5020a1b0 [53368.787697] RDX: 0000000000000001 RSI: ffffa04008286d10 RDI: ffffec9f4c7e6880 [53368.787714] RBP: ffffc2f4835cbd80 R08: ffffa03ffda3a6c0 R09: ffffa03ffda3a6c0 [53368.787732] R10: 00007f39e2b9f200 R11: 00007f39e2b9f2a8 R12: ffffec9f4c7e6880 [53368.787748] R13: 3e0000000031f9a2 R14: ffffc2f4835cbe30 R15: ffffa040086d9258 [53368.787765] FS: 00007f3a6aee3700(0000) GS:ffffa0401fbc0000(0000) knlGS:0000000000000000 [53368.787786] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [53368.787800] CR2: 00007f3a575a2310 CR3: 00000004072c3000 CR4: 00000000001406e0 [53368.787816] Call Trace: [53368.787827] migration_entry_wait+0x74/0x80 [53368.787847] do_swap_page+0x5b3/0x770 [53368.787859] handle_mm_fault+0x873/0x1360 [53368.787878] __do_page_fault+0x23e/0x4e0 [53368.787890] do_page_fault+0x22/0x30 [53368.787911] page_fault+0x28/0x30 [53368.787924] RIP: 0033:0x7f3a6cd4a8b8 [53368.787935] RSP: 002b:00007f3a6aee2be8 EFLAGS: 00010246 [53368.787950] RAX: 00007f3a575a2310 RBX: 00007f3a6aee2d38 RCX: 0000000000000000 [53368.787965] RDX: 00007f3a6cd4a8b8 RSI: 00007f39e296fe00 RDI: 00007f3a575a2310 [53368.787981] RBP: 00007f3a6aee2c50 R08: 0000000000000000 R09: 00007f39e2b9f3f8 [53368.787997] R10: 00007f39e2b9f200 R11: 00007f39e2b9f2a8 R12: 00007f3a6aee2ca0 [53368.788012] R13: 00007ffd60945d00 R14: 00007f3a69f4b400 R15: 00007f3a6aee2ca8 [53368.788030] Code: ff ff ff 4c 89 e7 e8 96 a2 f8 ff e9 3c ff ff ff 85 d2 0f 84 2a ff ff ff 8d 4a 01 89 d0 f0 41 0f b1 4d 00 39 d0 74 81 89 c2 eb e5 <0f> 0b 4c 89 e7 e8 0c fb f9 ff eb b8 4c 8d 60 ff 4c 8d 68 1b eb [53368.788085] RIP: __migration_entry_wait+0x16a/0x180 RSP: ffffc2f4835cbd68 [53368.788146] ---[ end trace 0d82423e26265858 ]--- -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1687267 Title: kernel BUG at /build/linux- 2NWldV/linux-4.10.0/include/linux/swapops.h:129! Status in linux package in Ubuntu: Confirmed Bug description: First traceback looks to be the cause. The second traceback is the effect that followed (repeatedly). Don't think it's specific to system76. Apr 30 09:56:10 galago kernel: [97085.090114] ------------[ cut here ]------------ Apr 30 09:56:10 galago kernel: [97085.090137] kernel BUG at /build/linux-2NWldV/linux-4.10.0/include/linux/swapops.h:129! Apr 30 09:56:10 galago kernel: [97085.090157] invalid opcode: 0000 [#1] SMP Apr 30 09:56:10 galago kernel: [97085.090167] Modules linked in: nls_iso8859_1 uas usb_storage ccm rfcomm ipt_MASQUERADE nf_nat_masquerade_ipv4 xfrm_user xfrm_algo iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 xt_addrtype iptable_filter xt_conntrack nf_nat nf_conntrack libcrc32c br_netfilter bridge stp llc aufs ec_sys cmac bnep arc4 intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel snd_hda_codec_hdmi kvm irqbypass crct10dif_pclmul crc32_pclmul snd_hda_codec_via ghash_clmulni_intel snd_hda_codec_generic pcbc snd_hda_intel snd_hda_codec iwlmvm snd_hda_core snd_hwdep aesni_intel snd_pcm uvcvideo mac80211 aes_x86_64 snd_seq_midi videobuf2_vmalloc crypto_simd snd_seq_midi_event glue_helper videobuf2_memops cryptd videobuf2_v4l2 btusb snd_rawmidi videobuf2_core btrtl snd_seq btbcm intel_cstate videodev btintel Apr 30 09:56:10 galago kernel: [97085.090334] bluetooth snd_seq_device media intel_rapl_perf iwlwifi snd_timer joydev input_leds cfg80211 rtsx_pci_ms snd memstick mei_me soundcore mei lpc_ich shpchp serio_raw tpm_infineon mac_hid binfmt_misc cuse parport_pc ppdev lp parport ip_tables x_tables autofs4 btrfs xor raid6_pq dm_mirror dm_region_hash dm_log i915 rtsx_pci_sdmmc i2c_algo_bit drm_kms_helper psmouse e1000e syscopyarea sysfillrect ahci sysimgblt fb_sys_fops libahci drm ptp rtsx_pci pps_core wmi fjes video Apr 30 09:56:10 galago kernel: [97085.090439] CPU: 0 PID: 3534 Comm: JS Helper Not tainted 4.10.0-20-generic #22-Ubuntu Apr 30 09:56:10 galago kernel: [97085.090457] Hardware name: System76, Inc. Galago UltraPro/W740SU , BIOS 4.6.5 12/12/2013 Apr 30 09:56:10 galago kernel: [97085.090481] task: ffff9003eb142d00 task.stack: ffffa0fb83c34000 Apr 30 09:56:10 galago kernel: [97085.090499] RIP: 0010:__migration_entry_wait+0x16a/0x180 Apr 30 09:56:10 galago kernel: [97085.090512] RSP: 0000:ffffa0fb83c37d68 EFLAGS: 00010246 Apr 30 09:56:10 galago kernel: [97085.090525] RAX: 000fffffc0048078 RBX: fffffaefcf1c69f0 RCX: fffffaefcf1c69f0 Apr 30 09:56:10 galago kernel: [97085.090542] RDX: 0000000000000001 RSI: ffff9003c71a7800 RDI: fffffaefc2f44000 Apr 30 09:56:10 galago kernel: [97085.090559] RBP: ffffa0fb83c37d80 R08: ffff9003ebb38000 R09: ffff9003ebb38000 Apr 30 09:56:10 galago kernel: [97085.090576] R10: 00007fc0379000c8 R11: 0000000000000206 R12: fffffaefc2f44000 Apr 30 09:56:10 galago kernel: [97085.090592] R13: 3e000000000bd100 R14: ffffa0fb83c37e30 R15: ffff9003d0b80898 Apr 30 09:56:10 galago kernel: [97085.090609] FS: 00007fc01b3fa700(0000) GS:ffff90041fa00000(0000) knlGS:0000000000000000 Apr 30 09:56:10 galago kernel: [97085.090628] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Apr 30 09:56:10 galago kernel: [97085.090642] CR2: 00007fc004700018 CR3: 00000003c70f9000 CR4: 00000000001406f0 Apr 30 09:56:10 galago kernel: [97085.090658] Call Trace: Apr 30 09:56:10 galago kernel: [97085.090667] migration_entry_wait+0x74/0x80 Apr 30 09:56:10 galago kernel: [97085.090680] do_swap_page+0x5b3/0x770 Apr 30 09:56:10 galago kernel: [97085.090691] handle_mm_fault+0x873/0x1360 Apr 30 09:56:10 galago kernel: [97085.090703] __do_page_fault+0x23e/0x4e0 Apr 30 09:56:10 galago kernel: [97085.090715] do_page_fault+0x22/0x30 Apr 30 09:56:10 galago kernel: [97085.090726] page_fault+0x28/0x30 Apr 30 09:56:10 galago kernel: [97085.090735] RIP: 0033:0x56520e6072b4 Apr 30 09:56:10 galago kernel: [97085.090744] RSP: 002b:00007fc01b3f9c40 EFLAGS: 00010203 Apr 30 09:56:10 galago kernel: [97085.090757] RAX: 0000000000000000 RBX: 00007fc037900040 RCX: 00007fc037b7b137 Apr 30 09:56:10 galago kernel: [97085.090774] RDX: 0000000000000008 RSI: 0000000000002000 RDI: 00007fc0047ba000 Apr 30 09:56:10 galago kernel: [97085.090790] RBP: 00007fc004700000 R08: 00007fc0379000c8 R09: 0000000000000000 Apr 30 09:56:10 galago kernel: [97085.090807] R10: 00007fc0379000c8 R11: 0000000000000206 R12: 0000000000000080 Apr 30 09:56:10 galago kernel: [97085.090824] R13: 00007fc0379000c8 R14: 00000000000000b9 R15: 0000000000000002 Apr 30 09:56:10 galago kernel: [97085.090840] Code: ff ff ff 4c 89 e7 e8 96 a2 f8 ff e9 3c ff ff ff 85 d2 0f 84 2a ff ff ff 8d 4a 01 89 d0 f0 41 0f b1 4d 00 39 d0 74 81 89 c2 eb e5 <0f> 0b 4c 89 e7 e8 0c fb f9 ff eb b8 4c 8d 60 ff 4c 8d 68 1b eb Apr 30 09:56:10 galago kernel: [97085.090897] RIP: __migration_entry_wait+0x16a/0x180 RSP: ffffa0fb83c37d68 Apr 30 09:56:10 galago kernel: [97085.096483] ---[ end trace 03fb86cf3cfe64f3 ]--- Apr 30 09:56:25 galago kernel: [97100.371032] iwlwifi 0000:03:00.0: Queue 10 stuck for 10000 ms. Apr 30 09:56:25 galago kernel: [97100.371036] iwlwifi 0000:03:00.0: Current SW read_ptr 184 write_ptr 190 Apr 30 09:56:25 galago kernel: [97100.371114] iwl data: 00000000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ Apr 30 09:56:25 galago kernel: [97100.371126] iwlwifi 0000:03:00.0: FH TRBs(0) = 0x00000000 Apr 30 09:56:25 galago kernel: [97100.371137] iwlwifi 0000:03:00.0: FH TRBs(1) = 0xc010a0bd Apr 30 09:56:25 galago kernel: [97100.371148] iwlwifi 0000:03:00.0: FH TRBs(2) = 0x00000000 Apr 30 09:56:25 galago kernel: [97100.371159] iwlwifi 0000:03:00.0: FH TRBs(3) = 0xc030b029 Apr 30 09:56:25 galago kernel: [97100.371170] iwlwifi 0000:03:00.0: FH TRBs(4) = 0x00000000 Apr 30 09:56:25 galago kernel: [97100.371181] iwlwifi 0000:03:00.0: FH TRBs(5) = 0x00000000 Apr 30 09:56:25 galago kernel: [97100.371193] iwlwifi 0000:03:00.0: FH TRBs(6) = 0x00000000 Apr 30 09:56:25 galago kernel: [97100.371204] iwlwifi 0000:03:00.0: FH TRBs(7) = 0x00700027 Apr 30 09:56:25 galago kernel: [97100.371253] iwlwifi 0000:03:00.0: Q 0 is active and mapped to fifo 7 ra_tid 0x0000 [40,40] Apr 30 09:56:25 galago kernel: [97100.371302] iwlwifi 0000:03:00.0: Q 1 is active and mapped to fifo 5 ra_tid 0x0000 [0,0] Apr 30 09:56:25 galago kernel: [97100.371351] iwlwifi 0000:03:00.0: Q 2 is active and mapped to fifo 3 ra_tid 0x0000 [0,0] Apr 30 09:56:25 galago kernel: [97100.371400] iwlwifi 0000:03:00.0: Q 3 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0] Apr 30 09:56:25 galago kernel: [97100.371448] iwlwifi 0000:03:00.0: Q 4 is active and mapped to fifo 3 ra_tid 0x0000 [3,3] Apr 30 09:56:25 galago kernel: [97100.371497] iwlwifi 0000:03:00.0: Q 5 is active and mapped to fifo 3 ra_tid 0x0000 [128,128] Apr 30 09:56:25 galago kernel: [97100.371546] iwlwifi 0000:03:00.0: Q 6 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0] Apr 30 09:56:25 galago kernel: [97100.371595] iwlwifi 0000:03:00.0: Q 7 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0] Apr 30 09:56:25 galago kernel: [97100.371644] iwlwifi 0000:03:00.0: Q 8 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0] Apr 30 09:56:25 galago kernel: [97100.371692] iwlwifi 0000:03:00.0: Q 9 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0] Apr 30 09:56:25 galago kernel: [97100.371741] iwlwifi 0000:03:00.0: Q 10 is active and mapped to fifo 1 ra_tid 0x0000 [190,190] Apr 30 09:56:25 galago kernel: [97100.371790] iwlwifi 0000:03:00.0: Q 11 is active and mapped to fifo 3 ra_tid 0x0000 [42,42] Apr 30 09:56:25 galago kernel: [97100.371839] iwlwifi 0000:03:00.0: Q 12 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0] Apr 30 09:56:25 galago kernel: [97100.371888] iwlwifi 0000:03:00.0: Q 13 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0] Apr 30 09:56:25 galago kernel: [97100.371937] iwlwifi 0000:03:00.0: Q 14 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0] Apr 30 09:56:25 galago kernel: [97100.371985] iwlwifi 0000:03:00.0: Q 15 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0] Apr 30 09:56:25 galago kernel: [97100.372034] iwlwifi 0000:03:00.0: Q 16 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0] Apr 30 09:56:25 galago kernel: [97100.372083] iwlwifi 0000:03:00.0: Q 17 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0] Apr 30 09:56:25 galago kernel: [97100.372132] iwlwifi 0000:03:00.0: Q 18 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0] Apr 30 09:56:25 galago kernel: [97100.372181] iwlwifi 0000:03:00.0: Q 19 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0] Apr 30 09:56:25 galago kernel: [97100.372229] iwlwifi 0000:03:00.0: Q 20 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0] Apr 30 09:56:25 galago kernel: [97100.372278] iwlwifi 0000:03:00.0: Q 21 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0] Apr 30 09:56:25 galago kernel: [97100.372327] iwlwifi 0000:03:00.0: Q 22 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0] Apr 30 09:56:25 galago kernel: [97100.372376] iwlwifi 0000:03:00.0: Q 23 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0] Apr 30 09:56:25 galago kernel: [97100.372425] iwlwifi 0000:03:00.0: Q 24 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0] Apr 30 09:56:25 galago kernel: [97100.372474] iwlwifi 0000:03:00.0: Q 25 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0] Apr 30 09:56:25 galago kernel: [97100.372522] iwlwifi 0000:03:00.0: Q 26 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0] Apr 30 09:56:25 galago kernel: [97100.372571] iwlwifi 0000:03:00.0: Q 27 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0] Apr 30 09:56:25 galago kernel: [97100.372620] iwlwifi 0000:03:00.0: Q 28 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0] Apr 30 09:56:25 galago kernel: [97100.372669] iwlwifi 0000:03:00.0: Q 29 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0] Apr 30 09:56:25 galago kernel: [97100.372718] iwlwifi 0000:03:00.0: Q 30 is inactive and mapped to fifo 0 ra_tid 0x0000 [0,0] Apr 30 09:56:29 galago kernel: [97104.210956] iwlwifi 0000:03:00.0: regular scan timed out Apr 30 09:56:34 galago compiz[2721]: WARN 2017-04-30 09:56:34 unity.iconloader IconLoader.cpp:264 Unable to load icon gnat-programming-studio at size 64 Apr 30 09:56:37 galago kernel: [97111.890198] NMI watchdog: BUG: soft lockup - CPU#7 stuck for 22s! [JS Helper:3538] Apr 30 09:56:37 galago kernel: [97111.890201] Modules linked in: nls_iso8859_1 uas usb_storage ccm rfcomm ipt_MASQUERADE nf_nat_masquerade_ipv4 xfrm_user xfrm_algo iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 xt_addrtype iptable_filter xt_conntrack nf_nat nf_conntrack libcrc32c br_netfilter bridge stp llc aufs ec_sys cmac bnep arc4 intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel snd_hda_codec_hdmi kvm irqbypass crct10dif_pclmul crc32_pclmul snd_hda_codec_via ghash_clmulni_intel snd_hda_codec_generic pcbc snd_hda_intel snd_hda_codec iwlmvm snd_hda_core snd_hwdep aesni_intel snd_pcm uvcvideo mac80211 aes_x86_64 snd_seq_midi videobuf2_vmalloc crypto_simd snd_seq_midi_event glue_helper videobuf2_memops cryptd videobuf2_v4l2 btusb snd_rawmidi videobuf2_core btrtl snd_seq btbcm intel_cstate videodev btintel Apr 30 09:56:37 galago kernel: [97111.890226] bluetooth snd_seq_device media intel_rapl_perf iwlwifi snd_timer joydev input_leds cfg80211 rtsx_pci_ms snd memstick mei_me soundcore mei lpc_ich shpchp serio_raw tpm_infineon mac_hid binfmt_misc cuse parport_pc ppdev lp parport ip_tables x_tables autofs4 btrfs xor raid6_pq dm_mirror dm_region_hash dm_log i915 rtsx_pci_sdmmc i2c_algo_bit drm_kms_helper psmouse e1000e syscopyarea sysfillrect ahci sysimgblt fb_sys_fops libahci drm ptp rtsx_pci pps_core wmi fjes video Apr 30 09:56:37 galago kernel: [97111.890246] CPU: 7 PID: 3538 Comm: JS Helper Tainted: G D 4.10.0-20-generic #22-Ubuntu Apr 30 09:56:37 galago kernel: [97111.890247] Hardware name: System76, Inc. Galago UltraPro/W740SU , BIOS 4.6.5 12/12/2013 Apr 30 09:56:37 galago kernel: [97111.890248] task: ffff9003b1845a00 task.stack: ffffa0fb83c5c000 Apr 30 09:56:37 galago kernel: [97111.890251] RIP: 0010:native_queued_spin_lock_slowpath+0x179/0x1a0 Apr 30 09:56:37 galago kernel: [97111.890252] RSP: 0000:ffffa0fb83c5fd48 EFLAGS: 00000202 ORIG_RAX: ffffffffffffff10 Apr 30 09:56:37 galago kernel: [97111.890253] RAX: 0000000000000101 RBX: fffffaefcf1c69f0 RCX: 0000000000000001 Apr 30 09:56:37 galago kernel: [97111.890254] RDX: 0000000000000101 RSI: 0000000000000001 RDI: fffffaefcf1c69f0 Apr 30 09:56:37 galago kernel: [97111.890255] RBP: ffffa0fb83c5fd48 R08: 0000000000000101 R09: ffff9003ebb38000 Apr 30 09:56:37 galago kernel: [97111.890256] R10: 002bdafa7674f914 R11: 0000000000000001 R12: ffff9003c71a77f8 Apr 30 09:56:37 galago kernel: [97111.890256] R13: 3e000000000bd0ff R14: ffffa0fb83c5fe30 R15: ffff9003d0b80898 Apr 30 09:56:37 galago kernel: [97111.890257] FS: 00007fc0193f6700(0000) GS:ffff90041fbc0000(0000) knlGS:0000000000000000 Apr 30 09:56:37 galago kernel: [97111.890258] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Apr 30 09:56:37 galago kernel: [97111.890259] CR2: 00007fc0046fffe8 CR3: 00000003c70f9000 CR4: 00000000001406e0 Apr 30 09:56:37 galago kernel: [97111.890260] Call Trace: Apr 30 09:56:37 galago kernel: [97111.890264] _raw_spin_lock+0x20/0x30 Apr 30 09:56:37 galago kernel: [97111.890267] __migration_entry_wait+0x1c/0x180 Apr 30 09:56:37 galago kernel: [97111.890268] migration_entry_wait+0x74/0x80 Apr 30 09:56:37 galago kernel: [97111.890271] do_swap_page+0x5b3/0x770 Apr 30 09:56:37 galago kernel: [97111.890272] ? futex_wake+0x90/0x170 Apr 30 09:56:37 galago kernel: [97111.890274] handle_mm_fault+0x873/0x1360 Apr 30 09:56:37 galago kernel: [97111.890276] __do_page_fault+0x23e/0x4e0 Apr 30 09:56:37 galago kernel: [97111.890278] do_page_fault+0x22/0x30 Apr 30 09:56:37 galago kernel: [97111.890279] page_fault+0x28/0x30 Apr 30 09:56:37 galago kernel: [97111.890280] RIP: 0033:0x7fc02a1d1cb6 Apr 30 09:56:37 galago kernel: [97111.890281] RSP: 002b:00007fc0193f5d70 EFLAGS: 00010206 Apr 30 09:56:37 galago kernel: [97111.890282] RAX: 00007fc0046fffe8 RBX: 00007fc004600120 RCX: 000000000000d3e4 Apr 30 09:56:37 galago kernel: [97111.890283] RDX: 000000000000034f RSI: 00007fc0193f5de8 RDI: 00007fc0193f5da0 Apr 30 09:56:37 galago kernel: [97111.890283] RBP: 00007fc004600000 R08: 0000000000000000 R09: 00000000000316e2 Apr 30 09:56:37 galago kernel: [97111.890284] R10: 002bdafa7674f914 R11: 0000000000000001 R12: 00007fc0193f5da0 Apr 30 09:56:37 galago kernel: [97111.890285] R13: 0000000000000001 R14: 00007fc016e65b60 R15: 00007fbf6d249228 Apr 30 09:56:37 galago kernel: [97111.890285] Code: 41 39 c0 74 e6 4d 85 c9 c6 07 01 74 30 41 c7 41 08 01 00 00 00 e9 52 ff ff ff 83 fa 01 0f 84 b0 fe ff ff 8b 07 84 c0 74 08 f3 90 <8b> 07 84 c0 75 f8 b8 01 00 00 00 66 89 07 5d c3 f3 90 4c 8b 09 ProblemType: Bug DistroRelease: Ubuntu 17.04 Package: linux-image-generic 4.10.0.20.22 ProcVersionSignature: Ubuntu 4.10.0-20.22-generic 4.10.8 Uname: Linux 4.10.0-20-generic x86_64 ApportVersion: 2.20.4-0ubuntu4 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: ibuclaw 2523 F.... pulseaudio /dev/snd/controlC1: ibuclaw 2523 F.... pulseaudio Date: Sun Apr 30 10:19:23 2017 HibernationDevice: RESUME=UUID=c3aa647d-dd0d-4383-9bab-ab04db2f011d MachineType: System76, Inc. Galago UltraPro ProcEnviron: LANGUAGE=en_GB:en TERM=xterm-256color PATH=(custom, no user) LANG=en_GB.UTF-8 SHELL=/bin/bash ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.10.0-20-generic root=UUID=960b93c2-8517-409c-9b68-c874cf0961ab ro quiet splash vt.handoff=7 PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: Home directory not accessible: Permission denied No PulseAudio daemon running, or not running as session daemon. RelatedPackageVersions: linux-restricted-modules-4.10.0-20-generic N/A linux-backports-modules-4.10.0-20-generic N/A linux-firmware 1.164 SourcePackage: linux UpgradeStatus: Upgraded to zesty on 2017-04-25 (5 days ago) dmi.bios.date: 12/12/2013 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: 4.6.5 dmi.board.asset.tag: Tag 12345 dmi.board.name: W740SU dmi.board.vendor: Notebook dmi.board.version: Not Applicable dmi.chassis.asset.tag: No Asset Tag dmi.chassis.type: 9 dmi.chassis.vendor: Notebook dmi.chassis.version: N/A dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr4.6.5:bd12/12/2013:svnSystem76,Inc.:pnGalagoUltraPro:pvrgalu1:rvnNotebook:rnW740SU:rvrNotApplicable:cvnNotebook:ct9:cvrN/A: dmi.product.name: Galago UltraPro dmi.product.version: galu1 dmi.sys.vendor: System76, Inc. 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