Hi Kai Thanks. Unfortunately no change.
dvb-usb: found a 'DViCO FusionHDTV DVB-T NANO2 w/o firmware' in cold state, will try to load a firmware [ 124.221609] dvb-usb: downloading firmware from file 'dvb-usb-bluebird-02.fw' [ 124.229878] usbcore: registered new interface driver dvb_usb_cxusb [ 124.395307] usb 2-1.1: USB disconnect, device number 5 [ 124.395336] BUG: unable to handle kernel paging request at 0000000000002db8 [ 124.395339] PGD 0 P4D 0 [ 124.395342] Oops: 0000 [#1] SMP PTI [ 124.395345] CPU: 1 PID: 189 Comm: kworker/1:2 Tainted: G OE 4.18.0-13-generic #14~lp1807550 [ 124.395346] Hardware name: Hewlett-Packard HP EliteBook 8460p/161C, BIOS 68SCF Ver. F.67 02/13/2018 [ 124.395351] Workqueue: usb_hub_wq hub_event [ 124.395355] RIP: 0010:cxusb_disconnect+0x18/0x70 [dvb_usb_cxusb] [ 124.395356] Code: 00 00 00 00 31 c0 5d c3 66 2e 0f 1f 84 00 00 00 00 00 66 66 66 66 90 55 48 89 e5 41 55 41 54 53 48 8b 87 c8 00 00 00 49 89 fc <4c> 8b a8 b8 2d 00 00 49 8b 5d 10 48 85 db 74 18 48 8b 83 a8 00 00 [ 124.395378] RSP: 0000:ffffbd33410ffb60 EFLAGS: 00010246 [ 124.395380] RAX: 0000000000000000 RBX: ffff960069d4f430 RCX: 0000000000000000 [ 124.395381] RDX: 0000000000000000 RSI: ffff960069d4f400 RDI: ffff960069d4f400 [ 124.395382] RBP: ffffbd33410ffb78 R08: 0000000000000000 R09: ffffffff9f12f900 [ 124.395384] R10: ffffbd33410ffb98 R11: 0000000000000001 R12: ffff960069d4f400 [ 124.395385] R13: ffffffffc0ff70a8 R14: ffff960069594800 R15: ffff9600695948a0 [ 124.395386] FS: 0000000000000000(0000) GS:ffff96007dc40000(0000) knlGS:0000000000000000 [ 124.395388] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 124.395389] CR2: 0000000000002db8 CR3: 000000008360a002 CR4: 00000000000606e0 [ 124.395390] Call Trace: [ 124.395395] usb_unbind_interface+0x7a/0x270 [ 124.395399] device_release_driver_internal+0x17c/0x260 [ 124.395401] device_release_driver+0x12/0x20 [ 124.395402] bus_remove_device+0xec/0x160 [ 124.395405] device_del+0x13d/0x320 [ 124.395408] ? __dev_printk+0x3c/0x80 [ 124.395409] usb_disable_device+0x9e/0x270 [ 124.395411] usb_disconnect+0x92/0x2a0 [ 124.395413] hub_port_connect+0x80/0xa80 [ 124.395416] hub_event+0x745/0xb30 [ 124.395420] ? __switch_to+0xb2/0x500 [ 124.395423] ? __switch_to_asm+0x40/0x70 [ 124.395426] process_one_work+0x167/0x3f0 [ 124.395429] worker_thread+0x4d/0x460 [ 124.395431] kthread+0x105/0x140 [ 124.395433] ? rescuer_thread+0x360/0x360 [ 124.395435] ? kthread_destroy_worker+0x50/0x50 [ 124.395437] ret_from_fork+0x35/0x40 [ 124.395438] Modules linked in: dvb_usb_cxusb(OE) dib0070(OE) dvb_usb(OE) dvb_core(OE) rc_core(OE) rfcomm ip6table_filter ip6_tables iptable_filter ip_tables x_tables bpfilter rpcsec_gss_krb5 auth_rpcgss nfsv4 nfs lockd grace fscache ccm bnep intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_hdmi snd_hda_codec_idt snd_hda_codec_generic kvm irqbypass gpio_ich snd_hda_intel snd_hda_codec crct10dif_pclmul snd_hda_core crc32_pclmul snd_hwdep ghash_clmulni_intel snd_pcm arc4 pcbc aesni_intel aes_x86_64 crypto_simd cryptd uvcvideo(OE) glue_helper intel_cstate intel_rapl_perf videobuf2_vmalloc(OE) videobuf2_memops(OE) videobuf2_v4l2(OE) videobuf2_common(OE) videodev(OE) media(OE) iwldvm mac80211 snd_seq_midi snd_seq_midi_event snd_rawmidi btusb iwlwifi snd_seq btrtl btbcm snd_seq_device [ 124.395471] btintel snd_timer bluetooth joydev snd hp_wmi mei_me input_leds serio_raw ecdh_generic wmi_bmof cfg80211 sparse_keymap soundcore mac_hid mei hp_accel lpc_ich lis3lv02d input_polldev tpm_infineon sunrpc parport_pc ppdev lp parport autofs4 btrfs xor zstd_compress raid6_pq libcrc32c i915 i2c_algo_bit drm_kms_helper syscopyarea sysfillrect sysimgblt psmouse firewire_ohci fb_sys_fops ahci libahci sdhci_pci drm cqhci e1000e firewire_core sdhci crc_itu_t wmi video [ 124.395497] CR2: 0000000000002db8 [ 124.395499] ---[ end trace 2d6226ca006f53ac ]--- [ 124.395502] RIP: 0010:cxusb_disconnect+0x18/0x70 [dvb_usb_cxusb] [ 124.395502] Code: 00 00 00 00 31 c0 5d c3 66 2e 0f 1f 84 00 00 00 00 00 66 66 66 66 90 55 48 89 e5 41 55 41 54 53 48 8b 87 c8 00 00 00 49 89 fc <4c> 8b a8 b8 2d 00 00 49 8b 5d 10 48 85 db 74 18 48 8b 83 a8 00 00 [ 124.395524] RSP: 0000:ffffbd33410ffb60 EFLAGS: 00010246 [ 124.395525] RAX: 0000000000000000 RBX: ffff960069d4f430 RCX: 0000000000000000 [ 124.395527] RDX: 0000000000000000 RSI: ffff960069d4f400 RDI: ffff960069d4f400 [ 124.395528] RBP: ffffbd33410ffb78 R08: 0000000000000000 R09: ffffffff9f12f900 [ 124.395529] R10: ffffbd33410ffb98 R11: 0000000000000001 R12: ffff960069d4f400 [ 124.395530] R13: ffffffffc0ff70a8 R14: ffff960069594800 R15: ffff9600695948a0 [ 124.395532] FS: 0000000000000000(0000) GS:ffff96007dc40000(0000) knlGS:0000000000000000 [ 124.395533] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 124.395534] CR2: 0000000000002db8 CR3: 000000008360a002 CR4: 00000000000606e0 On 12/10/18 6:28 PM, Kai-Heng Feng wrote: > Please test this kernel: > https://people.canonical.com/~khfeng/lp1807550/ > -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1807550 Title: kernel bug To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1807550/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
