i'm also have a bug with my universal usb-c dock ASUS AH001-1A and it's affect only ASUS notebook. i tested Dell XPS 13 9360 with installed Ubuntu 19.04, all works fine Power - OK HDMI - OK Sound Device - OK USB Mouuse and keyboard - OK
also i tested it on my Windows laptop (ThinkPad X390), MacBook 12, and dock station works correct everywhere but, if i connect it to my Asus UX370UA notebook - it's not works all devices is discovered in dmesg, but disconnecting automatically in a few maments in attachment is a log-file of dmesg, during plugging-in/out operations for Dell and Asus laptops ** Attachment added: "ASUS AH001-1A.log" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1870140/+attachment/5346553/+files/ASUS%20AH001-1A.log -- 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/1870140 Title: Laptop freeze after unplug power-AC (USB-C) Status in linux package in Ubuntu: Confirmed Bug description: ## Power adapter plugged in, charging goes well [ 1018.621820] asus_wmi: Unknown key cf pressed ## Power adapter unplugged, after few moments system freeze [ 567.444810] BUG: kernel NULL pointer dereference, address: 0000000000000080 [ 567.444819] #PF: supervisor read access in kernel mode [ 567.444823] #PF: error_code(0x0000) - not-present page [ 567.444827] PGD 0 P4D 0 [ 567.444834] Oops: 0000 [#1] PREEMPT SMP PTI [ 567.444841] CPU: 0 PID: 2873 Comm: kworker/0:0 Not tainted 5.5.11-151.current #1 [ 567.444845] Hardware name: ASUSTeK COMPUTER INC. UX370UAR/UX370UAR, BIOS UX370UAR.310 04/17/2019 [ 567.444857] Workqueue: events ucsi_handle_connector_change [typec_ucsi] [ 567.444868] RIP: 0010:ucsi_displayport_remove_partner+0xa/0x20 [typec_ucsi] [ 567.444874] Code: 38 00 c7 43 28 00 00 00 00 48 83 c7 10 5b e9 6d cd 75 e1 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 0f 1f 44 00 00 48 85 ff 74 0f <48> 8b 47 78 48 c7 00 00 00 00 00 c6 40 3d 00 c3 66 0f 1f 44 00 00 [ 567.444878] RSP: 0018:ffffc90000477df0 EFLAGS: 00010202 [ 567.444883] RAX: 0000000000000008 RBX: ffff88844685c418 RCX: 00000000000efd00 [ 567.444886] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000008 [ 567.444889] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffc90000477ce0 [ 567.444892] R10: ffff888443e9f218 R11: ffff88844edeb478 R12: ffff88844685c418 [ 567.444895] R13: 0000000000000001 R14: ffff88844685c2a8 R15: 0000000000000000 [ 567.444900] FS: 0000000000000000(0000) GS:ffff88844ec00000(0000) knlGS:0000000000000000 [ 567.444903] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 567.444906] CR2: 0000000000000080 CR3: 000000000240a006 CR4: 00000000003606f0 [ 567.444909] Call Trace: [ 567.444921] ucsi_unregister_altmodes+0x7b/0x90 [typec_ucsi] [ 567.444930] ucsi_unregister_partner.part.0+0x13/0x30 [typec_ucsi] [ 567.444938] ucsi_handle_connector_change+0x231/0x310 [typec_ucsi] [ 567.444949] ? kmem_cache_free+0x22a/0x290 [ 567.444960] process_one_work+0x1e1/0x3d0 [ 567.444968] worker_thread+0x4a/0x3d0 [ 567.444976] kthread+0xfb/0x130 [ 567.444983] ? process_one_work+0x3d0/0x3d0 [ 567.444988] ? kthread_park+0x90/0x90 [ 567.444998] ret_from_fork+0x35/0x40 [ 567.445006] Modules linked in: typec_displayport hidp rfcomm ccm cmac fuse snd_hda_codec_hdmi joydev snd_hda_codec_realtek snd_hda_codec_generic ledtrig_audio bnep intel_rapl_msr snd_soc_skl snd_soc_hdac_hda snd_hda_ext_core snd_soc_sst_ipc snd_soc_sst_dsp snd_soc_acpi_intel_match snd_soc_acpi iTCO_wdt hid_multitouch iTCO_vendor_support mei_hdcp iwlmvm intel_rapl_common snd_soc_core mac80211 snd_compress libarc4 x86_pkg_temp_thermal intel_powerclamp snd_pcm_dmaengine uvcvideo ac97_bus coretemp videobuf2_vmalloc videobuf2_memops i915 snd_hda_intel videobuf2_v4l2 snd_intel_dspcfg iwlwifi kvm_intel videobuf2_common hid_sensor_accel_3d i2c_algo_bit videodev snd_hda_codec btusb hid_sensor_trigger kvm industrialio_triggered_buffer snd_hda_core drm_kms_helper kfifo_buf btrtl btbcm syscopyarea snd_hwdep sysfillrect btintel industrialio asus_nb_wmi irqbypass mc wmi_bmof asus_wmi evdev sysimgblt hid_sensor_iio_common bluetooth cfg80211 sparse_keymap snd_pcm fb_sys_fops i2c_i801 ucsi_acpi snd_timer [ 567.445072] typec_ucsi efivars snd soundcore spi_pxa2xx_platform mei_me dw_dmac rfkill thermal typec i2c_designware_platform mei i2c_designware_core drm elan_i2c ac tpm_tis tpm_tis_core pinctrl_sunrisepoint tpm pinctrl_intel rng_core asus_wireless acpi_pad button hid_sensor_hub hid_generic intel_ishtp_hid xhci_pci serio_raw xhci_hcd intel_ish_ipc usbcore intel_ishtp usb_common wmi i2c_hid hid battery video [ 567.445112] CR2: 0000000000000080 [ 567.445117] ---[ end trace a50cf550f0b4969a ]--- [ 567.445126] RIP: 0010:ucsi_displayport_remove_partner+0xa/0x20 [typec_ucsi] [ 567.445132] Code: 38 00 c7 43 28 00 00 00 00 48 83 c7 10 5b e9 6d cd 75 e1 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 0f 1f 44 00 00 48 85 ff 74 0f <48> 8b 47 78 48 c7 00 00 00 00 00 c6 40 3d 00 c3 66 0f 1f 44 00 00 [ 567.445136] RSP: 0018:ffffc90000477df0 EFLAGS: 00010202 [ 567.445140] RAX: 0000000000000008 RBX: ffff88844685c418 RCX: 00000000000efd00 [ 567.445143] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000008 [ 567.445146] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffc90000477ce0 [ 567.445149] R10: ffff888443e9f218 R11: ffff88844edeb478 R12: ffff88844685c418 [ 567.445152] R13: 0000000000000001 R14: ffff88844685c2a8 R15: 0000000000000000 [ 567.445156] FS: 0000000000000000(0000) GS:ffff88844ec00000(0000) knlGS:0000000000000000 [ 567.445159] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 567.445163] CR2: 0000000000000080 CR3: 000000000240a006 CR4: 00000000003606f0 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1870140/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
