Public bug reported:
I'm getting a kernel oops for my usb wifi. dmesg looks like this:
>>>
[So Mär 18 10:35:12 2018] BUG: unable to handle kernel NULL pointer dereference
at (null)
[So Mär 18 10:35:12 2018] IP: rtl_deinit_core+0x39/0xa0 [rtlwifi]
[So Mär 18 10:35:12 2018] PGD 0
[So Mär 18 10:35:12 2018] P4D 0
[So Mär 18 10:35:12 2018] Oops: 0000 [#1] SMP PTI
[So Mär 18 10:35:12 2018] Modules linked in: snd_hda_codec_realtek intel_rapl
snd_hda_codec_generic mxm_wmi skx_edac(-) x86_pkg_temp_thermal wmi_bmof
intel_powerclamp snd_seq_midi snd_seq_midi_event coretemp rtl8192cu(+)
snd_hda_intel nvidia_uvm(POE) rtl_usb snd_rawmidi rtl8192c_common snd_hda_codec
kvm_intel rtlwifi snd_hda_core snd_hwdep kvm mac80211 snd_seq snd_pcm
snd_seq_device irqbypass snd_timer ioatdma snd mei_me cfg80211 joydev
input_leds intel_rapl_perf soundcore mei shpchp dca wmi tpm_infineon mac_hid
intel_lpss_acpi intel_lpss parport_pc ppdev lp parport ip_tables x_tables
autofs4 algif_skcipher af_alg hid_generic dm_crypt hid_cherry usbhid hid
nvidia_drm(POE) nvidia_modeset(POE) crct10dif_pclmul crc32_pclmul
drm_kms_helper ghash_clmulni_intel syscopyarea pcbc sysfillrect sysimgblt
fb_sys_fops drm
[So Mär 18 10:35:12 2018] aesni_intel aes_x86_64 crypto_simd glue_helper
nvidia(POE) cryptd e1000e ipmi_devintf ipmi_msghandler ptp pps_core ahci libahci
[So Mär 18 10:35:12 2018] CPU: 0 PID: 573 Comm: systemd-udevd Tainted: P
OE 4.13.0-37-generic #42-Ubuntu
[So Mär 18 10:35:12 2018] Hardware name: Gigabyte Technology Co., Ltd. X299
AORUS Gaming 3 Pro/X299 AORUS Gaming 3 Pro-CF, BIOS F4c 03/02/2018
[So Mär 18 10:35:12 2018] task: ffff9422c5265a00 task.stack: ffffb61c83e90000
[So Mär 18 10:35:12 2018] RIP: 0010:rtl_deinit_core+0x39/0xa0 [rtlwifi]
[So Mär 18 10:35:12 2018] RSP: 0018:ffffb61c83e93a50 EFLAGS: 00010207
[So Mär 18 10:35:12 2018] RAX: ffff9422bf9fb070 RBX: ffff9422bf9f1560 RCX:
00000000ffffffea
[So Mär 18 10:35:12 2018] RDX: 0000000000000001 RSI: 0000000000000282 RDI:
0000000000000000
[So Mär 18 10:35:12 2018] RBP: ffffb61c83e93a80 R08: ffff9422bf9fbb60 R09:
0000000000000409
[So Mär 18 10:35:12 2018] R10: fffff43bd21832c0 R11: 0000000000000000 R12:
ffff9422bf9f1560
[So Mär 18 10:35:12 2018] R13: ffff9422bf9fbb58 R14: ffff9422bf9fb880 R15:
ffff9422bf9f1560
[So Mär 18 10:35:12 2018] FS: 00007fc2cfd0b440(0000) GS:ffff9422ce800000(0000)
knlGS:0000000000000000
[So Mär 18 10:35:12 2018] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[So Mär 18 10:35:12 2018] CR2: 0000000000000000 CR3: 000000047d3dc002 CR4:
00000000003606f0
[So Mär 18 10:35:12 2018] DR0: 0000000000000000 DR1: 0000000000000000 DR2:
0000000000000000
[So Mär 18 10:35:12 2018] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7:
0000000000000400
[So Mär 18 10:35:12 2018] Call Trace:
[So Mär 18 10:35:12 2018] rtl_usb_probe+0x73c/0xa80 [rtl_usb]
[So Mär 18 10:35:12 2018] rtl8192cu_probe+0x15/0x20 [rtl8192cu]
[So Mär 18 10:35:12 2018] usb_probe_interface+0x129/0x300
[So Mär 18 10:35:12 2018] driver_probe_device+0x308/0x450
[So Mär 18 10:35:12 2018] __driver_attach+0xa7/0xf0
[So Mär 18 10:35:12 2018] ? driver_probe_device+0x450/0x450
[So Mär 18 10:35:12 2018] bus_for_each_dev+0x70/0xc0
[So Mär 18 10:35:12 2018] driver_attach+0x1e/0x20
[So Mär 18 10:35:12 2018] bus_add_driver+0x1c7/0x270
[So Mär 18 10:35:12 2018] driver_register+0x60/0xe0
[So Mär 18 10:35:12 2018] usb_register_driver+0x81/0x150
[So Mär 18 10:35:12 2018] ? 0xffffffffc1001000
[So Mär 18 10:35:12 2018] rtl8192cu_driver_init+0x1e/0x1000 [rtl8192cu]
[So Mär 18 10:35:12 2018] do_one_initcall+0x52/0x1a0
[So Mär 18 10:35:12 2018] ? __vunmap+0x81/0xb0
[So Mär 18 10:35:12 2018] ? kmem_cache_alloc_trace+0x152/0x1b0
[So Mär 18 10:35:12 2018] ? do_init_module+0x27/0x1f9
[So Mär 18 10:35:12 2018] do_init_module+0x5f/0x1f9
[So Mär 18 10:35:12 2018] load_module+0x186f/0x1f50
[So Mär 18 10:35:12 2018] SYSC_finit_module+0xfc/0x120
[So Mär 18 10:35:12 2018] ? SYSC_finit_module+0xfc/0x120
[So Mär 18 10:35:12 2018] SyS_finit_module+0xe/0x10
[So Mär 18 10:35:12 2018] do_syscall_64+0x67/0x130
[So Mär 18 10:35:12 2018] entry_SYSCALL64_slow_path+0x25/0x25
[So Mär 18 10:35:12 2018] RIP: 0033:0x7fc2cf612a49
[So Mär 18 10:35:12 2018] RSP: 002b:00007ffd2e93e7c8 EFLAGS: 00000246 ORIG_RAX:
0000000000000139
[So Mär 18 10:35:12 2018] RAX: ffffffffffffffda RBX: 0000558f29f426b0 RCX:
00007fc2cf612a49
[So Mär 18 10:35:12 2018] RDX: 0000000000000000 RSI: 00007fc2cf2fe1c5 RDI:
0000000000000013
[So Mär 18 10:35:12 2018] RBP: 00007fc2cf2fe1c5 R08: 0000000000000000 R09:
0000558f29f426b0
[So Mär 18 10:35:12 2018] R10: 0000000000000013 R11: 0000000000000246 R12:
0000000000000000
[So Mär 18 10:35:12 2018] R13: 0000558f29f32100 R14: 0000000000020000 R15:
0000558f29f426b0
[So Mär 18 10:35:12 2018] Code: 56 41 55 41 54 53 48 89 fb 48 83 ec 08 e8 f0 fe
ff ff 48 8b 5b 48 48 8b bb 10 9b 00 00 48 8d 83 10 9b 00 00 48 89 45 d0 48 39
c7 <4c> 8b 3f 74 44 4d 89 fe 49 bd 00 01 00 00 00 00 ad de 49 bc 00
[So Mär 18 10:35:12 2018] RIP: rtl_deinit_core+0x39/0xa0 [rtlwifi] RSP:
ffffb61c83e93a50
[So Mär 18 10:35:12 2018] CR2: 0000000000000000
[So Mär 18 10:35:12 2018] ---[ end trace 5ce6fb2024f00d52 ]---
[So Mär 18 10:35:12 2018] Adding 12271612k swap on
/dev/mapper/xubuntu--vg-swap_1. Priority:-1 extents:1 across:12271612k SSFS
[So Mär 18 10:35:12 2018] EXT4-fs (sdb2): mounted filesystem with ordered data
mode. Opts: (null)
[So Mär 18 10:35:12 2018] audit: type=1400 audit(1521365713.441:2):
apparmor="STATUS" operation="profile_load" profile="unconfined"
name="firejail-default" pid=919 comm="apparmor_parser"
[So Mär 18 10:35:12 2018] audit: type=1400 audit(1521365713.446:3):
apparmor="STATUS" operation="profile_load" profile="unconfined"
name="/usr/sbin/ippusbxd" pid=931 comm="apparmor_parser"
[So Mär 18 10:35:12 2018] audit: type=1400 audit(1521365713.448:4):
apparmor="STATUS" operation="profile_load" profile="unconfined"
name="/usr/lib/snapd/snap-confine" pid=928 comm="apparmor_parser"
[So Mär 18 10:35:12 2018] audit: type=1400 audit(1521365713.448:5):
apparmor="STATUS" operation="profile_load" profile="unconfined"
name="/usr/lib/snapd/snap-confine//mount-namespace-capture-helper" pid=928
comm="apparmor_parser"
[So Mär 18 10:35:12 2018] audit: type=1400 audit(1521365713.448:6):
apparmor="STATUS" operation="profile_load" profile="unconfined"
name="/usr/lib/snapd/snap-confine//snap_update_ns" pid=928
comm="apparmor_parser"
[So Mär 18 10:35:12 2018] audit: type=1400 audit(1521365713.448:7):
apparmor="STATUS" operation="profile_load" profile="unconfined"
name="/usr/sbin/cups-browsed" pid=929 comm="apparmor_parser"
[So Mär 18 10:35:12 2018] audit: type=1400 audit(1521365713.448:8):
apparmor="STATUS" operation="profile_load" profile="unconfined"
name="/usr/sbin/tcpdump" pid=933 comm="apparmor_parser"
[So Mär 18 10:35:12 2018] audit: type=1400 audit(1521365713.449:9):
apparmor="STATUS" operation="profile_load" profile="unconfined"
name="/sbin/dhclient" pid=921 comm="apparmor_parser"
[So Mär 18 10:35:12 2018] audit: type=1400 audit(1521365713.449:10):
apparmor="STATUS" operation="profile_load" profile="unconfined"
name="/usr/lib/NetworkManager/nm-dhcp-client.action" pid=921
comm="apparmor_parser"
[So Mär 18 10:35:12 2018] audit: type=1400 audit(1521365713.449:11):
apparmor="STATUS" operation="profile_load" profile="unconfined"
name="/usr/lib/NetworkManager/nm-dhcp-helper" pid=921 comm="apparmor_parser"
[So Mär 18 10:35:13 2018] input: HDA NVidia HDMI/DP,pcm=3 as
/devices/pci0000:64/0000:64:00.0/0000:65:00.1/sound/card1/input14
[So Mär 18 10:35:13 2018] input: HDA NVidia HDMI/DP,pcm=7 as
/devices/pci0000:64/0000:64:00.0/0000:65:00.1/sound/card1/input15
[So Mär 18 10:35:13 2018] input: HDA NVidia HDMI/DP,pcm=8 as
/devices/pci0000:64/0000:64:00.0/0000:65:00.1/sound/card1/input16
[So Mär 18 10:35:13 2018] input: HDA NVidia HDMI/DP,pcm=9 as
/devices/pci0000:64/0000:64:00.0/0000:65:00.1/sound/card1/input17
[So Mär 18 10:35:13 2018] IPv6: ADDRCONF(NETDEV_UP): enp0s31f6: link is not
ready
[So Mär 18 10:35:13 2018] IPv6: ADDRCONF(NETDEV_UP): enp0s31f6: link is not
ready
[So Mär 18 10:35:14 2018] nvidia-modeset: Allocated GPU:0
(GPU-7b971568-6cd2-b804-d8eb-902eb8689068) @ PCI:0000:65:00.0
[So Mär 18 10:38:52 2018] usb 1-6: USB disconnect, device number 4
[So Mär 18 10:38:59 2018] usb 3-1: new high-speed USB device number 2 using
xhci_hcd
[So Mär 18 10:39:00 2018] usb 3-1: New USB device found, idVendor=7392,
idProduct=7822
[So Mär 18 10:39:00 2018] usb 3-1: New USB device strings: Mfr=1, Product=2,
SerialNumber=3
[So Mär 18 10:39:00 2018] usb 3-1: Product: 802.11n WLAN Adapter
[So Mär 18 10:39:00 2018] usb 3-1: Manufacturer: Realtek
[So Mär 18 10:39:00 2018] usb 3-1: SerialNumber: 00e04c000001
[So Mär 18 10:39:00 2018] rtl8192cu: Chip version 0x11
[So Mär 18 10:39:00 2018] rtl8192cu: Board Type 0
[So Mär 18 10:39:00 2018] rtl_usb: rx_max_size 15360, rx_urb_num 8, in_ep 1
[So Mär 18 10:39:00 2018] rtl8192cu: Loading firmware
rtlwifi/rtl8192cufw_TMSC.bin
[So Mär 18 10:39:00 2018] ieee80211 phy1: Selected rate control algorithm
'rtl_rc'
<<<
$ lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 17.10
Release: 17.10
Codename: artful
It happend on the USB 3.0 port and seems to work now on USB 3.1. I have
all the latest updates.
Board:
Manufacturer: Gigabyte Technology Co., Ltd.
Product Name: X299 AORUS Gaming 3 Pro-CF
If you need more information, please let me know.
** Affects: vagrant (Ubuntu)
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/1756657
Title:
Kernel oops NULL pointer dereference rtl_deinit_core+0x39/0xa0
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