The issue is still pending for several kernel updates.

** Changed in: linux (Ubuntu)
       Status: Expired => New

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https://bugs.launchpad.net/bugs/1726743

Title:
  Kernel hangs after mounting usb HD

Status in linux package in Ubuntu:
  New

Bug description:
  After mounting external USB HDs the kernel hangs.

  $ uname -a
  Linux mbpr13b 4.13.0-16-generic #19-Ubuntu SMP Wed Oct 11 18:35:14 UTC 2017 
x86_64 x86_64 x86_64 GNU/Linux

  syslog:
  ...
  Oct 24 09:48:43 mbpr13b kernel: [26748.402025] usb 2-1: new SuperSpeed USB 
device number 24 using xhci_hcd
  Oct 24 09:48:43 mbpr13b kernel: [26748.423219] usb 2-1: New USB device found, 
idVendor=0bc2, idProduct=231a
  Oct 24 09:48:43 mbpr13b kernel: [26748.423225] usb 2-1: New USB device 
strings: Mfr=1, Product=2, SerialNumber=3
  Oct 24 09:48:43 mbpr13b kernel: [26748.423228] usb 2-1: Product: Expansion
  Oct 24 09:48:43 mbpr13b kernel: [26748.423231] usb 2-1: Manufacturer: Seagate
  Oct 24 09:48:43 mbpr13b kernel: [26748.423233] usb 2-1: SerialNumber: NA8658H8
  Oct 24 09:48:43 mbpr13b kernel: [26748.426080] scsi host1: uas
  Oct 24 09:48:43 mbpr13b kernel: [26748.428009] scsi 1:0:0:0: tag#0 data cmplt 
err -75 uas-tag 1 inflight: CMD 
  Oct 24 09:48:43 mbpr13b kernel: [26748.428019] scsi 1:0:0:0: tag#0 CDB: 
Inquiry 12 00 00 00 24 00
  Oct 24 09:48:43 mbpr13b mtp-probe: checking bus 2, device 24: 
"/sys/devices/pci0000:00/0000:00:14.0/usb2/2-1"
  Oct 24 09:48:43 mbpr13b mtp-probe: bus: 2, device: 24 was not an MTP device
  Oct 24 09:48:43 mbpr13b kernel: [26748.431989] general protection fault: 0000 
[#1] SMP
  Oct 24 09:48:43 mbpr13b kernel: [26748.432028] Modules linked in: nls_utf8 
isofs uas usb_storage pci_stub vboxpci(OE) vboxnetadp(OE) vboxnetflt(OE) 
vboxdrv(OE) rfcomm hid_magicmouse hidp cmac bnep nls_iso8859_1 joydev 
intel_spi_platform intel_spi spi_nor mtd snd_hda_codec_hdmi 
snd_hda_codec_cirrus snd_hda_codec_generic bcm5974 btusb btrtl btbcm 
snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep btintel bluetooth snd_pcm 
ecdh_generic snd_seq_midi snd_seq_midi_event input_leds snd_rawmidi applesmc 
input_polldev intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp snd_seq 
kvm_intel kvm irqbypass intel_cstate intel_rapl_perf intel_pch_thermal lpc_ich 
snd_seq_device thunderbolt brcmfmac snd_timer brcmutil snd cfg80211 bdc_pci 
mei_me mei shpchp dw_dmac_pci spi_pxa2xx_pci dw_dmac_core soundcore sbs sbshc 
acpi_als kfifo_buf industrialio
  Oct 24 09:48:43 mbpr13b kernel: [26748.432425]  spi_pxa2xx_platform apple_bl 
mac_hid parport_pc ppdev lp parport ip_tables x_tables autofs4 algif_skcipher 
af_alg hid_apple dm_crypt hid_generic usbhid hid crct10dif_pclmul crc32_pclmul 
ghash_clmulni_intel i915 pcbc aesni_intel i2c_algo_bit aes_x86_64 crypto_simd 
drm_kms_helper glue_helper cryptd syscopyarea sysfillrect sysimgblt fb_sys_fops 
ahci drm libahci video
  Oct 24 09:48:43 mbpr13b kernel: [26748.432614] CPU: 1 PID: 19441 Comm: 
systemd-udevd Tainted: G           OE   4.13.0-16-generic #19-Ubuntu
  Oct 24 09:48:43 mbpr13b kernel: [26748.432663] Hardware name: Apple Inc. 
MacBookPro12,1/Mac-E43C1C25D4880AD6, BIOS MBP121.88Z.0171.B00.1708080033 
08/08/2017
  Oct 24 09:48:43 mbpr13b kernel: [26748.432718] task: ffff8b4f622cae80 
task.stack: ffffa0508497c000
  Oct 24 09:48:43 mbpr13b kernel: [26748.432755] RIP: 0010:__kmalloc+0x9b/0x200
  Oct 24 09:48:43 mbpr13b kernel: [26748.432778] RSP: 0018:ffffa0508497fda0 
EFLAGS: 00010206
  Oct 24 09:48:43 mbpr13b kernel: [26748.432807] RAX: 0000000000000000 RBX: 
00000000014080c0 RCX: 000000000092a7b9
  Oct 24 09:48:43 mbpr13b kernel: [26748.432844] RDX: 000000000092a7b8 RSI: 
0000000000000000 RDI: 000000000001f420
  Oct 24 09:48:43 mbpr13b kernel: [26748.432882] RBP: ffffa0508497fdd0 R08: 
ffff8b4feec9f420 R09: ffff8b4fde003980
  Oct 24 09:48:43 mbpr13b kernel: [26748.432920] R10: ffffa0508497fdc8 R11: 
ffff8b4f622cae80 R12: 0220005f12060000
  Oct 24 09:48:43 mbpr13b kernel: [26748.432957] R13: 00000000014080c0 R14: 
0000000000000018 R15: ffff8b4fde003980
  Oct 24 09:48:43 mbpr13b kernel: [26748.432996] FS:  00007f741dac28c0(0000) 
GS:ffff8b4feec80000(0000) knlGS:0000000000000000
  Oct 24 09:48:43 mbpr13b kernel: [26748.433038] CS:  0010 DS: 0000 ES: 0000 
CR0: 0000000080050033
  Oct 24 09:48:43 mbpr13b kernel: [26748.433069] CR2: 000055e4053a7430 CR3: 
00000003e3eab000 CR4: 00000000003406e0
  Oct 24 09:48:43 mbpr13b kernel: [26748.433106] Call Trace:
  Oct 24 09:48:43 mbpr13b kernel: [26748.433127]  ? 
security_file_alloc+0x58/0x70
  Oct 24 09:48:43 mbpr13b kernel: [26748.433155]  security_file_alloc+0x58/0x70
  Oct 24 09:48:43 mbpr13b kernel: [26748.433180]  get_empty_filp+0x93/0x1b0
  Oct 24 09:48:43 mbpr13b kernel: [26748.433204]  ? __d_instantiate+0x39/0xe0
  Oct 24 09:48:43 mbpr13b kernel: [26748.433228]  alloc_file+0x20/0xe0
  Oct 24 09:48:43 mbpr13b kernel: [26748.433250]  anon_inode_getfile+0xf4/0x160
  Oct 24 09:48:43 mbpr13b kernel: [26748.433275]  ? __alloc_fd+0x46/0x170
  Oct 24 09:48:43 mbpr13b kernel: [26748.433298]  anon_inode_getfd+0x3c/0x70
  Oct 24 09:48:43 mbpr13b kernel: [26748.433321]  SyS_signalfd4+0x113/0x1c0
  Oct 24 09:48:43 mbpr13b kernel: [26748.433345]  do_syscall_64+0x5b/0xc0
  Oct 24 09:48:43 mbpr13b kernel: [26748.433368]  
entry_SYSCALL64_slow_path+0x25/0x25
  Oct 24 09:48:43 mbpr13b kernel: [26748.433394] RIP: 0033:0x7f741d3d7cd2
  Oct 24 09:48:43 mbpr13b kernel: [26748.433415] RSP: 002b:00007ffe7594afd8 
EFLAGS: 00000246 ORIG_RAX: 0000000000000121
  Oct 24 09:48:43 mbpr13b kernel: [26748.433455] RAX: ffffffffffffffda RBX: 
000055e4052e6230 RCX: 00007f741d3d7cd2
  Oct 24 09:48:43 mbpr13b kernel: [26748.433492] RDX: 0000000000000008 RSI: 
00007ffe7594b000 RDI: ffffffffffffffff
  Oct 24 09:48:43 mbpr13b kernel: [26748.433530] RBP: 000055e4052c7340 R08: 
000055e405297e49 R09: 0000000000000020
  Oct 24 09:48:43 mbpr13b kernel: [26748.433567] R10: 0000000000080800 R11: 
0000000000000246 R12: 00007ffe7594b000
  Oct 24 09:48:43 mbpr13b kernel: [26748.433604] R13: 0000000000000001 R14: 
0000000000000011 R15: 0000000000000000
  Oct 24 09:48:43 mbpr13b kernel: [26748.433643] Code: 08 65 4c 03 05 77 09 5e 
5e 49 83 78 10 00 4d 8b 20 0f 84 f7 00 00 00 4d 85 e4 0f 84 ee 00 00 00 49 63 
41 20 49 8b 39 48 8d 4a 01 <49> 8b 1c 04 4c 89 e0 65 48 0f c7 0f 0f 94 c0 84 c0 
74 bb 49 63 
  Oct 24 09:48:43 mbpr13b kernel: [26748.433783] RIP: __kmalloc+0x9b/0x200 RSP: 
ffffa0508497fda0
  Oct 24 09:48:43 mbpr13b kernel: [26748.469525] ---[ end trace 
62aa2e2f97114c97 ]---
  Oct 24 09:48:43 mbpr13b systemd-udevd[420]: worker [19441] terminated by 
signal 11 (SEGV)
  Oct 24 09:48:43 mbpr13b systemd-udevd[420]: worker [19441] failed while 
handling '/devices/pci0000:00/0000:00:14.0/usb2/2-1'
  Oct 24 09:48:43 mbpr13b kernel: [26748.470709] general protection fault: 0000 
[#2] SMP
  Oct 24 09:48:43 mbpr13b kernel: [26748.470737] Modules linked in: nls_utf8 
isofs uas usb_storage pci_stub vboxpci(OE) vboxnetadp(OE) vboxnetflt(OE) 
vboxdrv(OE) rfcomm hid_magicmouse hidp cmac bnep nls_iso8859_1 joydev 
intel_spi_platform intel_spi spi_nor mtd snd_hda_codec_hdmi 
snd_hda_codec_cirrus snd_hda_codec_generic bcm5974 btusb btrtl btbcm 
snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep btintel bluetooth snd_pcm 
ecdh_generic snd_seq_midi snd_seq_midi_event input_leds snd_rawmidi applesmc 
input_polldev intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp snd_seq 
kvm_intel kvm irqbypass intel_cstate intel_rapl_perf intel_pch_thermal lpc_ich 
snd_seq_device thunderbolt brcmfmac snd_timer brcmutil snd cfg80211 bdc_pci 
mei_me mei shpchp dw_dmac_pci spi_pxa2xx_pci dw_dmac_core soundcore sbs sbshc 
acpi_als kfifo_buf industrialio
  Oct 24 09:48:43 mbpr13b kernel: [26748.471037]  spi_pxa2xx_platform apple_bl 
mac_hid parport_pc ppdev lp parport ip_tables x_tables autofs4 algif_skcipher 
af_alg hid_apple dm_crypt hid_generic usbhid hid crct10dif_pclmul crc32_pclmul 
ghash_clmulni_intel i915 pcbc aesni_intel i2c_algo_bit aes_x86_64 crypto_simd 
drm_kms_helper glue_helper cryptd syscopyarea sysfillrect sysimgblt fb_sys_fops 
ahci drm libahci video
  Oct 24 09:48:43 mbpr13b kernel: [26748.471185] CPU: 1 PID: 1018 Comm: upowerd 
Tainted: G      D    OE   4.13.0-16-generic #19-Ubuntu
  Oct 24 09:48:43 mbpr13b kernel: [26748.471218] Hardware name: Apple Inc. 
MacBookPro12,1/Mac-E43C1C25D4880AD6, BIOS MBP121.88Z.0171.B00.1708080033 
08/08/2017
  Oct 24 09:48:43 mbpr13b kernel: [26748.471258] task: ffff8b4fd0a82e80 
task.stack: ffffa05082c6c000
  Oct 24 09:48:43 mbpr13b kernel: [26748.471286] RIP: 0010:__kmalloc+0x9b/0x200
  Oct 24 09:48:43 mbpr13b kernel: [26748.471305] RSP: 0018:ffffa05082c6fc38 
EFLAGS: 00010206
  Oct 24 09:48:43 mbpr13b kernel: [26748.471326] RAX: 0000000000000000 RBX: 
00000000014080c0 RCX: 000000000092a821
  Oct 24 09:48:43 mbpr13b kernel: [26748.471354] RDX: 000000000092a820 RSI: 
0000000000000000 RDI: 000000000001f420
  Oct 24 09:48:43 mbpr13b kernel: [26748.471379] RBP: ffffa05082c6fc68 R08: 
ffff8b4feec9f420 R09: ffff8b4fde003980
  Oct 24 09:48:43 mbpr13b kernel: [26748.471404] R10: ffffa05082c6fed8 R11: 
0000000000000000 R12: 0220005f12060000
  Oct 24 09:48:43 mbpr13b kernel: [26748.471429] R13: 00000000014080c0 R14: 
0000000000000018 R15: ffff8b4fde003980
  Oct 24 09:48:43 mbpr13b kernel: [26748.471453] FS:  00007fed13a17880(0000) 
GS:ffff8b4feec80000(0000) knlGS:0000000000000000
  Oct 24 09:48:43 mbpr13b kernel: [26748.471480] CS:  0010 DS: 0000 ES: 0000 
CR0: 0000000080050033
  Oct 24 09:48:43 mbpr13b kernel: [26748.471502] CR2: 000055ca705c8038 CR3: 
00000004520d5000 CR4: 00000000003406e0
  Oct 24 09:48:43 mbpr13b kernel: [26748.471526] Call Trace:
  Oct 24 09:48:43 mbpr13b kernel: [26748.471540]  ? 
security_file_alloc+0x58/0x70
  Oct 24 09:48:43 mbpr13b kernel: [26748.471559]  security_file_alloc+0x58/0x70
  Oct 24 09:48:43 mbpr13b kernel: [26748.471577]  get_empty_filp+0x93/0x1b0
  Oct 24 09:48:43 mbpr13b kernel: [26748.471592]  path_openat+0x3d/0x1630
  Oct 24 09:48:43 mbpr13b kernel: [26748.471608]  ? dput.part.23+0x2d/0x1e0
  Oct 24 09:48:43 mbpr13b kernel: [26748.471625]  ? mntput+0x24/0x40
  Oct 24 09:48:43 mbpr13b kernel: [26748.471640]  ? terminate_walk+0xe0/0xf0
  Oct 24 09:48:43 mbpr13b kernel: [26748.471656]  ? path_lookupat+0xaa/0x1f0
  Oct 24 09:48:43 mbpr13b kernel: [26748.471670]  do_filp_open+0x9b/0x110
  Oct 24 09:48:43 mbpr13b kernel: [26748.471686]  ? 
__check_object_size+0xaf/0x1b0
  Oct 24 09:48:43 mbpr13b kernel: [26748.471702]  ? __alloc_fd+0x46/0x170
  Oct 24 09:48:43 mbpr13b kernel: [26748.471717]  do_sys_open+0x1bb/0x2b0
  Oct 24 09:48:43 mbpr13b kernel: [26748.471733]  ? do_sys_open+0x1bb/0x2b0
  Oct 24 09:48:43 mbpr13b kernel: [26748.471749]  SyS_openat+0x14/0x20
  Oct 24 09:48:43 mbpr13b kernel: [26748.471765]  
entry_SYSCALL_64_fastpath+0x1e/0xa9
  Oct 24 09:48:43 mbpr13b kernel: [26748.471784] RIP: 0033:0x7fed121c6f23
  Oct 24 09:48:43 mbpr13b kernel: [26748.471798] RSP: 002b:00007ffd7208d820 
EFLAGS: 00000293 ORIG_RAX: 0000000000000101
  Oct 24 09:48:43 mbpr13b kernel: [26748.471827] RAX: ffffffffffffffda RBX: 
000055e9b807cfa0 RCX: 00007fed121c6f23
  Oct 24 09:48:43 mbpr13b kernel: [26748.471857] RDX: 00000000002a0000 RSI: 
000055e9b8079f31 RDI: 0000000000000011
  Oct 24 09:48:43 mbpr13b kernel: [26748.471886] RBP: 00007fed1249a3e0 R08: 
0000000000000000 R09: 000055e9b8037000
  Oct 24 09:48:43 mbpr13b kernel: [26748.471914] R10: 0000000000000000 R11: 
0000000000000293 R12: 0000000000000000
  Oct 24 09:48:43 mbpr13b kernel: [26748.471942] R13: 0000000000000000 R14: 
0000000000001000 R15: 00007ffd7208d9f0
  Oct 24 09:48:43 mbpr13b kernel: [26748.471972] Code: 08 65 4c 03 05 77 09 5e 
5e 49 83 78 10 00 4d 8b 20 0f 84 f7 00 00 00 4d 85 e4 0f 84 ee 00 00 00 49 63 
41 20 49 8b 39 48 8d 4a 01 <49> 8b 1c 04 4c 89 e0 65 48 0f c7 0f 0f 94 c0 84 c0 
74 bb 49 63 
  Oct 24 09:48:43 mbpr13b kernel: [26748.472072] RIP: __kmalloc+0x9b/0x200 RSP: 
ffffa05082c6fc38
  Oct 24 09:48:43 mbpr13b kernel: [26748.472096] ---[ end trace 
62aa2e2f97114c98 ]---
  Oct 24 09:48:43 mbpr13b kernel: [26748.474273] general protection fault: 0000 
[#3] SMP
  Oct 24 09:48:43 mbpr13b kernel: [26748.474291] Modules linked in: nls_utf8 
isofs uas usb_storage pci_stub vboxpci(OE) vboxnetadp(OE) vboxnetflt(OE) 
vboxdrv(OE) rfcomm hid_magicmouse hidp cmac bnep nls_iso8859_1 joydev 
intel_spi_platform intel_spi spi_nor mtd snd_hda_codec_hdmi 
snd_hda_codec_cirrus snd_hda_codec_generic bcm5974 btusb btrtl btbcm 
snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep btintel bluetooth snd_pcm 
ecdh_generic snd_seq_midi snd_seq_midi_event input_leds snd_rawmidi applesmc 
input_polldev intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp snd_seq 
kvm_intel kvm irqbypass intel_cstate intel_rapl_perf intel_pch_thermal lpc_ich 
snd_seq_device thunderbolt brcmfmac snd_timer brcmutil snd cfg80211 bdc_pci 
mei_me mei shpchp dw_dmac_pci spi_pxa2xx_pci dw_dmac_core soundcore sbs sbshc 
acpi_als kfifo_buf industrialio
  Oct 24 09:48:43 mbpr13b kernel: [26748.474458]  spi_pxa2xx_platform apple_bl 
mac_hid parport_pc ppdev lp parport ip_tables x_tables autofs4 algif_skcipher 
af_alg hid_apple dm_crypt hid_generic usbhid hid crct10dif_pclmul crc32_pclmul 
ghash_clmulni_intel i915 pcbc aesni_intel i2c_algo_bit aes_x86_64 crypto_simd 
drm_kms_helper glue_helper cryptd syscopyarea sysfillrect sysimgblt fb_sys_fops 
ahci drm libahci video
  Oct 24 09:48:43 mbpr13b kernel: [26748.474541] CPU: 1 PID: 19449 Comm: pool 
Tainted: G      D    OE   4.13.0-16-generic #19-Ubuntu
  Oct 24 09:48:43 mbpr13b kernel: [26748.474560] Hardware name: Apple Inc. 
MacBookPro12,1/Mac-E43C1C25D4880AD6, BIOS MBP121.88Z.0171.B00.1708080033 
08/08/2017
  Oct 24 09:48:43 mbpr13b kernel: [26748.474583] task: ffff8b4f6190c5c0 
task.stack: ffffa050836d4000
  Oct 24 09:48:43 mbpr13b kernel: [26748.474600] RIP: 0010:__kmalloc+0x9b/0x200
  Oct 24 09:48:43 mbpr13b kernel: [26748.474610] RSP: 0018:ffffa050836d7db8 
EFLAGS: 00010206
  Oct 24 09:48:43 mbpr13b kernel: [26748.474622] RAX: 0000000000000000 RBX: 
00000000014080c0 RCX: 000000000092a821
  Oct 24 09:48:43 mbpr13b kernel: [26748.474638] RDX: 000000000092a820 RSI: 
0000000000000000 RDI: 000000000001f420
  Oct 24 09:48:43 mbpr13b kernel: [26748.474654] RBP: ffffa050836d7de8 R08: 
ffff8b4feec9f420 R09: ffff8b4fde003980
  Oct 24 09:48:43 mbpr13b kernel: [26748.474670] R10: 0000000000000000 R11: 
ffff8b4f6190c5c0 R12: 0220005f12060000
  Oct 24 09:48:43 mbpr13b kernel: [26748.474686] R13: 00000000014080c0 R14: 
0000000000000020 R15: ffff8b4fde003980
  Oct 24 09:48:43 mbpr13b kernel: [26748.476551] FS:  00007fe790d8b700(0000) 
GS:ffff8b4feec80000(0000) knlGS:0000000000000000
  Oct 24 09:48:43 mbpr13b kernel: [26748.478388] CS:  0010 DS: 0000 ES: 0000 
CR0: 0000000080050033
  Oct 24 09:48:43 mbpr13b kernel: [26748.480152] CR2: 00007fe784009ff8 CR3: 
00000002ae84d000 CR4: 00000000003406e0
  Oct 24 09:48:43 mbpr13b kernel: [26748.481885] Call Trace:
  Oct 24 09:48:43 mbpr13b kernel: [26748.483565]  ? security_sk_alloc+0x73/0x90
  Oct 24 09:48:43 mbpr13b kernel: [26748.485198]  security_sk_alloc+0x73/0x90
  Oct 24 09:48:43 mbpr13b kernel: [26748.486826]  sk_prot_alloc+0x58/0x130
  Oct 24 09:48:43 mbpr13b kernel: [26748.488430]  sk_alloc+0x31/0x230
  Oct 24 09:48:43 mbpr13b kernel: [26748.490025]  unix_create1+0x67/0x1e0
  Oct 24 09:48:43 mbpr13b kernel: [26748.491606]  unix_create+0x5e/0x80
  Oct 24 09:48:43 mbpr13b kernel: [26748.493201]  __sock_create+0xe3/0x200
  Oct 24 09:48:43 mbpr13b kernel: [26748.494795]  SyS_socket+0x55/0xb0
  Oct 24 09:48:43 mbpr13b kernel: [26748.496383]  
entry_SYSCALL_64_fastpath+0x1e/0xa9
  Oct 24 09:48:43 mbpr13b kernel: [26748.497959] RIP: 0033:0x7fe79499aeb7
  Oct 24 09:48:43 mbpr13b kernel: [26748.499526] RSP: 002b:00007fe790d8a508 
EFLAGS: 00000202 ORIG_RAX: 0000000000000029
  Oct 24 09:48:43 mbpr13b kernel: [26748.501102] RAX: ffffffffffffffda RBX: 
0000000000001000 RCX: 00007fe79499aeb7
  Oct 24 09:48:43 mbpr13b kernel: [26748.502679] RDX: 0000000000000000 RSI: 
0000000000080001 RDI: 0000000000000001
  Oct 24 09:48:43 mbpr13b kernel: [26748.504248] RBP: 00007fe784000020 R08: 
0000000000000004 R09: 00007fe793e45cfc
  Oct 24 09:48:43 mbpr13b kernel: [26748.505821] R10: 0000000000000000 R11: 
0000000000000202 R12: 0000000000001000
  Oct 24 09:48:43 mbpr13b kernel: [26748.507381] R13: 00007fe784008ff0 R14: 
0000000000001180 R15: 0000000000000140
  Oct 24 09:48:43 mbpr13b kernel: [26748.508948] Code: 08 65 4c 03 05 77 09 5e 
5e 49 83 78 10 00 4d 8b 20 0f 84 f7 00 00 00 4d 85 e4 0f 84 ee 00 00 00 49 63 
41 20 49 8b 39 48 8d 4a 01 <49> 8b 1c 04 4c 89 e0 65 48 0f c7 0f 0f 94 c0 84 c0 
74 bb 49 63 
  Oct 24 09:48:43 mbpr13b kernel: [26748.510583] RIP: __kmalloc+0x9b/0x200 RSP: 
ffffa050836d7db8
  Oct 24 09:48:43 mbpr13b kernel: [26748.512240] ---[ end trace 
62aa2e2f97114c99 ]---
  Oct 24 09:48:50 mbpr13b kernel: [26755.184018] general protection fault: 0000 
[#4] SMP
  Oct 24 09:48:50 mbpr13b kernel: [26755.186908] Modules linked in: nls_utf8 
isofs uas usb_storage pci_stub vboxpci(OE) vboxnetadp(OE) vboxnetflt(OE) 
vboxdrv(OE) rfcomm hid_magicmouse hidp cmac bnep nls_iso8859_1 joydev 
intel_spi_platform intel_spi spi_nor mtd snd_hda_codec_hdmi 
snd_hda_codec_cirrus snd_hda_codec_generic bcm5974 btusb btrtl btbcm 
snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep btintel bluetooth snd_pcm 
ecdh_generic snd_seq_midi snd_seq_midi_event input_leds snd_rawmidi applesmc 
input_polldev intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp snd_seq 
kvm_intel kvm irqbypass intel_cstate intel_rapl_perf intel_pch_thermal lpc_ich 
snd_seq_device thunderbolt brcmfmac snd_timer brcmutil snd cfg80211 bdc_pci 
mei_me mei shpchp dw_dmac_pci spi_pxa2xx_pci dw_dmac_core soundcore sbs sbshc 
acpi_als kfifo_buf industrialio
  Oct 24 09:48:50 mbpr13b kernel: [26755.193513]  spi_pxa2xx_platform apple_bl 
mac_hid parport_pc ppdev lp parport ip_tables x_tables autofs4 algif_skcipher 
af_alg hid_apple dm_crypt hid_generic usbhid hid crct10dif_pclmul crc32_pclmul 
ghash_clmulni_intel i915 pcbc aesni_intel i2c_algo_bit aes_x86_64 crypto_simd 
drm_kms_helper glue_helper cryptd syscopyarea sysfillrect sysimgblt fb_sys_fops 
ahci drm libahci video
  Oct 24 09:48:50 mbpr13b kernel: [26755.199091] CPU: 1 PID: 1302 Comm: 
Xwayland Tainted: G      D    OE   4.13.0-16-generic #19-Ubuntu
  Oct 24 09:48:50 mbpr13b kernel: [26755.202306] Hardware name: Apple Inc. 
MacBookPro12,1/Mac-E43C1C25D4880AD6, BIOS MBP121.88Z.0171.B00.1708080033 
08/08/2017
  Oct 24 09:48:50 mbpr13b kernel: [26755.204476] task: ffff8b4fda2b5d00 
task.stack: ffffa05083104000
  Oct 24 09:48:50 mbpr13b kernel: [26755.206385] RIP: 0010:__kmalloc+0x9b/0x200
  Oct 24 09:48:50 mbpr13b kernel: [26755.208289] RSP: 0018:ffffa05083107b68 
EFLAGS: 00010206
  Oct 24 09:48:50 mbpr13b kernel: [26755.210307] RAX: 0000000000000000 RBX: 
00000000014080c0 RCX: 000000000092a8f5
  Oct 24 09:48:50 mbpr13b kernel: [26755.213424] RDX: 000000000092a8f4 RSI: 
0000000000000000 RDI: 000000000001f420
  Oct 24 09:48:50 mbpr13b kernel: [26755.216196] RBP: ffffa05083107b98 R08: 
ffff8b4feec9f420 R09: ffff8b4fde003980
  Oct 24 09:48:50 mbpr13b kernel: [26755.218208] R10: ffff8b4fd2360838 R11: 
ffff8b4fda2b5d00 R12: 0220005f12060000
  Oct 24 09:48:50 mbpr13b kernel: [26755.220239] R13: 00000000014080c0 R14: 
0000000000000018 R15: ffff8b4fde003980
  Oct 24 09:48:50 mbpr13b kernel: [26755.222219] FS:  00007f94d5b83a80(0000) 
GS:ffff8b4feec80000(0000) knlGS:0000000000000000
  Oct 24 09:48:50 mbpr13b kernel: [26755.224175] CS:  0010 DS: 0000 ES: 0000 
CR0: 0000000080050033
  Oct 24 09:48:50 mbpr13b kernel: [26755.226224] CR2: 00007f94c4c13000 CR3: 
000000045ab09000 CR4: 00000000003406e0
  Oct 24 09:48:50 mbpr13b kernel: [26755.229113] Call Trace:
  Oct 24 09:48:50 mbpr13b kernel: [26755.232524]  ? 
security_file_alloc+0x58/0x70
  Oct 24 09:48:50 mbpr13b kernel: [26755.235701]  security_file_alloc+0x58/0x70
  Oct 24 09:48:50 mbpr13b kernel: [26755.238601]  get_empty_filp+0x93/0x1b0
  Oct 24 09:48:50 mbpr13b kernel: [26755.241169]  ? __d_instantiate+0x39/0xe0
  Oct 24 09:48:50 mbpr13b kernel: [26755.243712]  alloc_file+0x20/0xe0
  Oct 24 09:48:50 mbpr13b kernel: [26755.247465]  
__shmem_file_setup.part.34+0x116/0x210
  Oct 24 09:48:50 mbpr13b kernel: [26755.250408]  shmem_file_setup+0x2b/0x30
  Oct 24 09:48:50 mbpr13b kernel: [26755.253944]  drm_gem_object_init+0x2b/0x40 
[drm]
  Oct 24 09:48:50 mbpr13b kernel: [26755.257473]  
i915_gem_object_create.part.71+0x4a/0x190 [i915]
  Oct 24 09:48:50 mbpr13b kernel: [26755.260993]  i915_gem_create+0x6e/0xc0 
[i915]
  Oct 24 09:48:50 mbpr13b kernel: [26755.264557]  
i915_gem_create_ioctl+0x39/0x50 [i915]
  Oct 24 09:48:50 mbpr13b kernel: [26755.268084]  ? 
i915_gem_dumb_create+0x40/0x40 [i915]
  Oct 24 09:48:50 mbpr13b kernel: [26755.271564]  drm_ioctl_kernel+0x5d/0xb0 
[drm]
  Oct 24 09:48:50 mbpr13b kernel: [26755.275041]  drm_ioctl+0x31b/0x3d0 [drm]
  Oct 24 09:48:50 mbpr13b kernel: [26755.278568]  ? 
i915_gem_dumb_create+0x40/0x40 [i915]
  Oct 24 09:48:50 mbpr13b kernel: [26755.282016]  do_vfs_ioctl+0xa5/0x610
  Oct 24 09:48:50 mbpr13b kernel: [26755.285463]  ? handle_mm_fault+0xb1/0x200
  Oct 24 09:48:50 mbpr13b kernel: [26755.288877]  ? __do_page_fault+0x267/0x4c0
  Oct 24 09:48:50 mbpr13b kernel: [26755.292287]  SyS_ioctl+0x79/0x90
  Oct 24 09:48:50 mbpr13b kernel: [26755.295737]  
entry_SYSCALL_64_fastpath+0x1e/0xa9
  Oct 24 09:48:50 mbpr13b kernel: [26755.299155] RIP: 0033:0x7f94d2cd2ea7
  Oct 24 09:48:50 mbpr13b kernel: [26755.302587] RSP: 002b:00007ffeb93080f8 
EFLAGS: 00000246 ORIG_RAX: 0000000000000010
  Oct 24 09:48:50 mbpr13b kernel: [26755.306033] RAX: ffffffffffffffda RBX: 
00007f94d5b0f040 RCX: 00007f94d2cd2ea7
  Oct 24 09:48:50 mbpr13b kernel: [26755.309496] RDX: 00007ffeb9308180 RSI: 
00000000c010645b RDI: 0000000000000009
  Oct 24 09:48:50 mbpr13b kernel: [26755.313012] RBP: 0000000000000001 R08: 
00007f94d2fa3c20 R09: 000055c51c1a68b0
  Oct 24 09:48:50 mbpr13b kernel: [26755.316498] R10: 0000000000000007 R11: 
0000000000000246 R12: 0000000000000000
  Oct 24 09:48:50 mbpr13b kernel: [26755.319986] R13: 0000000000000002 R14: 
0000000000000000 R15: 0000000000000002
  Oct 24 09:48:50 mbpr13b kernel: [26755.323468] Code: 08 65 4c 03 05 77 09 5e 
5e 49 83 78 10 00 4d 8b 20 0f 84 f7 00 00 00 4d 85 e4 0f 84 ee 00 00 00 49 63 
41 20 49 8b 39 48 8d 4a 01 <49> 8b 1c 04 4c 89 e0 65 48 0f c7 0f 0f 94 c0 84 c0 
74 bb 49 63 
  Oct 24 09:48:50 mbpr13b kernel: [26755.327114] RIP: __kmalloc+0x9b/0x200 RSP: 
ffffa05083107b68
  Oct 24 09:48:50 mbpr13b kernel: [26755.330819] ---[ end trace 
62aa2e2f97114c9a ]---
  Oct 24 09:48:50 mbpr13b kernel: [26755.620615] general protection fault: 0000 
[#5] SMP
  Oct 24 09:48:50 mbpr13b kernel: [26755.626717] Modules linked in: nls_utf8 
isofs uas usb_storage pci_stub vboxpci(OE) vboxnetadp(OE) vboxnetflt(OE) 
vboxdrv(OE) rfcomm hid_magicmouse hidp cmac bnep nls_iso8859_1 joydev 
intel_spi_platform intel_spi spi_nor mtd snd_hda_codec_hdmi 
snd_hda_codec_cirrus snd_hda_codec_generic bcm5974 btusb btrtl btbcm 
snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep btintel bluetooth snd_pcm 
ecdh_generic snd_seq_midi snd_seq_midi_event input_leds snd_rawmidi applesmc 
input_polldev intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp snd_seq 
kvm_intel kvm irqbypass intel_cstate intel_rapl_perf intel_pch_thermal lpc_ich 
snd_seq_device thunderbolt brcmfmac snd_timer brcmutil snd cfg80211 bdc_pci 
mei_me mei shpchp dw_dmac_pci spi_pxa2xx_pci dw_dmac_core soundcore sbs sbshc 
acpi_als kfifo_buf industrialio
  Oct 24 09:48:50 mbpr13b kernel: [26755.646152]  spi_pxa2xx_platform apple_bl 
mac_hid parport_pc ppdev lp parport ip_tables x_tables autofs4 algif_skcipher 
af_alg hid_apple dm_crypt hid_generic usbhid hid crct10dif_pclmul crc32_pclmul 
ghash_clmulni_intel i915 pcbc aesni_intel i2c_algo_bit aes_x86_64 crypto_simd 
drm_kms_helper glue_helper cryptd syscopyarea sysfillrect sysimgblt fb_sys_fops 
ahci drm libahci video
  Oct 24 09:48:50 mbpr13b kernel: [26755.661861] CPU: 1 PID: 730 Comm: 
systemd-timesyn Tainted: G      D    OE   4.13.0-16-generic #19-Ubuntu
  Oct 24 09:48:50 mbpr13b kernel: [26755.669679] Hardware name: Apple Inc. 
MacBookPro12,1/Mac-E43C1C25D4880AD6, BIOS MBP121.88Z.0171.B00.1708080033 
08/08/2017
  Oct 24 09:48:50 mbpr13b kernel: [26755.677575] task: ffff8b4fdab78000 
task.stack: ffffa05082080000
  Oct 24 09:48:50 mbpr13b kernel: [26755.685572] RIP: 0010:__kmalloc+0x9b/0x200
  Oct 24 09:48:50 mbpr13b kernel: [26755.693464] RSP: 0018:ffffa05082083da0 
EFLAGS: 00010206
  Oct 24 09:48:50 mbpr13b kernel: [26755.701355] RAX: 0000000000000000 RBX: 
00000000014080c0 RCX: 000000000092a8f5
  Oct 24 09:48:50 mbpr13b kernel: [26755.709040] RDX: 000000000092a8f4 RSI: 
0000000000000000 RDI: 000000000001f420
  Oct 24 09:48:50 mbpr13b kernel: [26755.716812] RBP: ffffa05082083dd0 R08: 
ffff8b4feec9f420 R09: ffff8b4fde003980
  Oct 24 09:48:50 mbpr13b kernel: [26755.724304] R10: ffffa05082083de8 R11: 
ffff8b4fdab78000 R12: 0220005f12060000
  Oct 24 09:48:50 mbpr13b kernel: [26755.731708] R13: 00000000014080c0 R14: 
0000000000000020 R15: ffff8b4fde003980
  Oct 24 09:48:50 mbpr13b kernel: [26755.738826] FS:  00007f1ba27635c0(0000) 
GS:ffff8b4feec80000(0000) knlGS:0000000000000000
  Oct 24 09:48:50 mbpr13b kernel: [26755.745905] CS:  0010 DS: 0000 ES: 0000 
CR0: 0000000080050033
  Oct 24 09:48:50 mbpr13b kernel: [26755.752664] CR2: 00007f94c4c13000 CR3: 
00000004515ba000 CR4: 00000000003406e0
  Oct 24 09:48:50 mbpr13b kernel: [26755.759411] Call Trace:
  Oct 24 09:48:50 mbpr13b kernel: [26755.766190]  ? security_sk_alloc+0x73/0x90
  Oct 24 09:48:50 mbpr13b kernel: [26755.772837]  security_sk_alloc+0x73/0x90
  Oct 24 09:48:50 mbpr13b kernel: [26755.779579]  sk_prot_alloc+0x58/0x130
  Oct 24 09:48:50 mbpr13b kernel: [26755.786198]  sk_alloc+0x31/0x230
  Oct 24 09:48:50 mbpr13b kernel: [26755.792780]  unix_create1+0x67/0x1e0
  Oct 24 09:48:50 mbpr13b kernel: [26755.799460]  unix_create+0x5e/0x80
  Oct 24 09:48:50 mbpr13b kernel: [26755.806015]  __sock_create+0xe3/0x200
  Oct 24 09:48:50 mbpr13b kernel: [26755.812657]  SyS_socket+0x55/0xb0
  Oct 24 09:48:50 mbpr13b kernel: [26755.819175]  do_syscall_64+0x5b/0xc0
  Oct 24 09:48:50 mbpr13b kernel: [26755.825651]  
entry_SYSCALL64_slow_path+0x25/0x25
  Oct 24 09:48:50 mbpr13b kernel: [26755.832222] RIP: 0033:0x7f1ba207beb7
  Oct 24 09:48:50 mbpr13b kernel: [26755.838710] RSP: 002b:00007ffc53006848 
EFLAGS: 00000246 ORIG_RAX: 0000000000000029
  Oct 24 09:48:50 mbpr13b kernel: [26755.845303] RAX: ffffffffffffffda RBX: 
00007f1ba1ca8ac5 RCX: 00007f1ba207beb7
  Oct 24 09:48:50 mbpr13b kernel: [26755.851802] RDX: 0000000000000000 RSI: 
0000000000080002 RDI: 0000000000000001
  Oct 24 09:48:50 mbpr13b kernel: [26755.858301] RBP: 00007ffc53006980 R08: 
0000000000000000 R09: 00007ffc53008f56
  Oct 24 09:48:50 mbpr13b kernel: [26755.864922] R10: 00007ffc53006930 R11: 
0000000000000246 R12: 0000000000000000
  Oct 24 09:48:50 mbpr13b kernel: [26755.871444] R13: 0000000000000000 R14: 
0000000000000000 R15: 0000000000000001
  Oct 24 09:48:50 mbpr13b kernel: [26755.878042] Code: 08 65 4c 03 05 77 09 5e 
5e 49 83 78 10 00 4d 8b 20 0f 84 f7 00 00 00 4d 85 e4 0f 84 ee 00 00 00 49 63 
41 20 49 8b 39 48 8d 4a 01 <49> 8b 1c 04 4c 89 e0 65 48 0f c7 0f 0f 94 c0 84 c0 
74 bb 49 63 
  Oct 24 09:48:50 mbpr13b kernel: [26755.884886] RIP: __kmalloc+0x9b/0x200 RSP: 
ffffa05082083da0
  Oct 24 09:48:50 mbpr13b kernel: [26755.891736] ---[ end trace 
62aa2e2f97114c9b ]---

  ProblemType: Bug
  DistroRelease: Ubuntu 17.10
  Package: linux-image-4.13.0-16-generic 4.13.0-16.19 [modified: 
boot/vmlinuz-4.13.0-16-generic]
  ProcVersionSignature: Ubuntu 4.13.0-16.19-generic 4.13.4
  Uname: Linux 4.13.0-16-generic x86_64
  ApportVersion: 2.20.7-0ubuntu3
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC1:  gdm        1092 F.... pulseaudio
                        wolf       1882 F.... pulseaudio
   /dev/snd/controlC0:  gdm        1092 F.... pulseaudio
                        wolf       1882 F.... pulseaudio
  Date: Tue Oct 24 09:55:57 2017
  HibernationDevice: RESUME=UUID=e0d91223-651f-43b1-bb25-12794e7155d4
  InstallationDate: Installed on 2017-10-20 (3 days ago)
  InstallationMedia: Ubuntu 17.10 "Artful Aardvark" - Release amd64 (20171018)
  MachineType: Apple Inc. MacBookPro12,1
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.13.0-16-generic.efi.signed 
root=/dev/mapper/ubuntu--vg-root 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-4.13.0-16-generic N/A
   linux-backports-modules-4.13.0-16-generic  N/A
   linux-firmware                             1.169
  SourcePackage: linux
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 08/08/2017
  dmi.bios.vendor: Apple Inc.
  dmi.bios.version: MBP121.88Z.0171.B00.1708080033
  dmi.board.name: Mac-E43C1C25D4880AD6
  dmi.board.vendor: Apple Inc.
  dmi.board.version: MacBookPro12,1
  dmi.chassis.type: 9
  dmi.chassis.vendor: Apple Inc.
  dmi.chassis.version: Mac-E43C1C25D4880AD6
  dmi.modalias: 
dmi:bvnAppleInc.:bvrMBP121.88Z.0171.B00.1708080033:bd08/08/2017:svnAppleInc.:pnMacBookPro12,1:pvr1.0:rvnAppleInc.:rnMac-E43C1C25D4880AD6:rvrMacBookPro12,1:cvnAppleInc.:ct9:cvrMac-E43C1C25D4880AD6:
  dmi.product.family: MacBook Pro
  dmi.product.name: MacBookPro12,1
  dmi.product.version: 1.0
  dmi.sys.vendor: Apple Inc.

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