From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.0 required=3.0 tests=MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8BB5FC2BB1D for ; Tue, 14 Apr 2020 19:57:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6D0DA20767 for ; Tue, 14 Apr 2020 19:57:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2505298AbgDNT5Q convert rfc822-to-8bit (ORCPT ); Tue, 14 Apr 2020 15:57:16 -0400 Received: from mail.kernel.org ([198.145.29.99]:41708 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2505265AbgDNT4c (ORCPT ); Tue, 14 Apr 2020 15:56:32 -0400 From: bugzilla-daemon@bugzilla.kernel.org To: linux-usb@vger.kernel.org Subject: [Bug 205841] Lenovo USB-C dock audio NULL pointer Date: Tue, 14 Apr 2020 19:56:31 +0000 X-Bugzilla-Reason: None X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: AssignedTo drivers_usb@kernel-bugs.kernel.org X-Bugzilla-Product: Drivers X-Bugzilla-Component: USB X-Bugzilla-Version: 2.5 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: serg@podtynnyi.com X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P1 X-Bugzilla-Assigned-To: drivers_usb@kernel-bugs.kernel.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: cc Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8BIT X-Bugzilla-URL: https://bugzilla.kernel.org/ Auto-Submitted: auto-generated MIME-Version: 1.0 Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org https://bugzilla.kernel.org/show_bug.cgi?id=205841 Serg Podtynnyi (serg@podtynnyi.com) changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |serg@podtynnyi.com --- Comment #10 from Serg Podtynnyi (serg@podtynnyi.com) --- The same on 5.6.4 on Dell XPS 7390 2 in 1 while connecting D6000 USB-c dock station ``` [ 8101.565555] WARNING: CPU: 0 PID: 11422 at kernel/module.c:1158 module_put.part.0+0xc9/0xd0 [ 8101.565560] Modules linked in: rfcomm bnep xt_nat veth nf_conntrack_netlink xt_addrtype joydev hid_multitouch btusb btrtl btbcm btintel bluetooth xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT ip6table_mangle ip6table_nat iptable_mangle iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables ip6table_filter ip6_tables iptable_filter ip_tables bpfilter overlay algif_aead mei_hdcp des_generic libdes md4 wmi_bmof dell_wmi intel_wmi_thunderbolt dell_laptop dell_smbios dell_wmi_descriptor snd_hda_codec_hdmi dcdbas dell_smm_hwmon snd_sof_pci snd_sof_intel_byt snd_sof_intel_ipc snd_sof_intel_hda_common snd_sof_xtensa_dsp snd_sof snd_sof_nocodec snd_soc_acpi_intel_match snd_hda_codec_realtek snd_soc_acpi snd_hda_codec_generic snd_soc_core snd_compress snd_pcm_dmaengine ac97_bus ledtrig_audio snd_hda_intel psmouse snd_intel_dspcfg typec_displayport serio_raw snd_hda_codec snd_hda_core snd_hwdep snd_pcm snd_timer snd soundcore i2c_i801 mei_me hid_sensor_magn_3d hid_sensor_rotation [ 8101.565601] mei hid_sensor_incl_3d hid_sensor_gyro_3d iwlmvm hid_sensor_custom hid_sensor_als intel_lpss_pci iwlwifi intel_lpss idma64 cros_ec_ishtp virt_dma cros_ec thunderbolt processor_thermal_device intel_soc_dts_iosf wmi battery i2c_hid int3403_thermal int340x_thermal_zone soc_button_array intel_hid intel_pmc_core sparse_keymap int3400_thermal ac acpi_thermal_rel pkcs8_key_parser atkbd libps2 i8042 [ 8101.565621] CPU: 0 PID: 11422 Comm: kworker/0:2 Tainted: G U W 5.6.4-7937.native #1 [ 8101.565623] Hardware name: Dell Inc. XPS 13 7390 2-in-1/06CDVY, BIOS 1.3.1 03/02/2020 [ 8101.565629] Workqueue: events ucsi_handle_connector_change [ 8101.565633] RIP: 0010:module_put.part.0+0xc9/0xd0 [ 8101.565636] Code: 24 48 85 c0 75 e3 65 ff 0d ac 15 df 46 75 8c e8 a3 b7 dd ff eb 85 e8 84 b7 dd ff 5b 31 c0 41 5c 41 5d 5d 89 c2 89 c6 89 c7 c3 <0f> 0b e9 61 ff ff ff 48 85 ff 74 0d 55 48 89 e5 e8 22 ff ff ff 5d [ 8101.565638] RSP: 0000:ffff96f303d63c78 EFLAGS: 00010297 [ 8101.565640] RAX: 0000000000000000 RBX: ffffffffc05a8140 RCX: 0000000000000000 [ 8101.565641] RDX: 00000000ffffffff RSI: 0000000000000000 RDI: 0000000000000000 [ 8101.565643] RBP: ffff96f303d63c90 R08: 0000000000000000 R09: 0000000000000000 [ 8101.565644] R10: 0000000000000000 R11: 0000000000000000 R12: ffff928b5ff59008 [ 8101.565645] R13: 0000000000000000 R14: 0000000000000001 R15: ffff928d69dee2a8 [ 8101.565647] FS: 0000000000000000(0000) GS:ffff928e7f600000(0000) knlGS:0000000000000000 [ 8101.565649] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8101.565650] CR2: 00007f5bbb9328a9 CR3: 00000002bfa60003 CR4: 0000000000760ef0 [ 8101.565652] PKRU: 55555554 [ 8101.565653] Call Trace: [ 8101.565660] module_put+0xe/0x20 [ 8101.565664] typec_altmode_update_active+0x4c/0xf0 [ 8101.565669] typec_remove+0x86/0x90 [ 8101.565674] device_release_driver_internal+0xf3/0x1c0 [ 8101.565677] device_release_driver+0xd/0x20 [ 8101.565680] bus_remove_device+0xdc/0x150 [ 8101.565684] device_del+0x171/0x3f0 [ 8101.565688] device_unregister+0x16/0x60 [ 8101.565690] typec_unregister_altmode+0x2b/0x40 [ 8101.565694] ucsi_unregister_altmodes+0x41/0x90 [ 8101.565697] ucsi_unregister_partner.part.0+0x12/0x30 [ 8101.565700] ucsi_handle_connector_change+0x221/0x311 [ 8101.565705] ? kfree+0x256/0x270 [ 8101.565709] process_one_work+0x19c/0x3a0 [ 8101.565712] worker_thread+0x4b/0x3b0 [ 8101.565716] kthread+0x101/0x140 [ 8101.565718] ? process_one_work+0x3a0/0x3a0 [ 8101.565721] ? kthread_park+0xa0/0xa0 [ 8101.565726] ret_from_fork+0x1f/0x40 [ 8101.565729] ---[ end trace 227b0e97c6c80051 ]--- ``` -- You are receiving this mail because: You are watching the assignee of the bug.