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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 48F36C433F5 for ; Wed, 22 Dec 2021 22:56:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237936AbhLVW4i (ORCPT ); Wed, 22 Dec 2021 17:56:38 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35036 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229578AbhLVW4i (ORCPT ); Wed, 22 Dec 2021 17:56:38 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7D6CDC061574 for ; Wed, 22 Dec 2021 14:56:37 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 3D2CCB81E96 for ; Wed, 22 Dec 2021 22:56:36 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id 10A02C36AE8 for ; Wed, 22 Dec 2021 22:56:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1640213795; bh=3LDGATTNpfhAZpL4ltVkpM/MK4JXDUnSOArvs8kYLiM=; h=From:To:Subject:Date:In-Reply-To:References:From; b=OKMS9ZhgFrvqd2J+omke6EeOaiFZm7fX853w3lAuCojE2g8EbaUoErSVk1WjTGuMa Asi/AOSLhshRE+zJgAX0cu7EuMRPB02lIXKFVkEjUVIdsTCzwyUE49kjFec8ejYkxS ZGVT4HyEK+aqeEVXrepxdnU++hUMemOyJLOo6XzO1kqIugcQXmA1w7jDmx9eH21Wyh PsR8n9v/Tk6dzeaH5QqYyT4ix30R6UfozT/PktWDjDj5m/umNJ3h/EDI+eIAPtob11 n7/A/IX6VHuf3ME9jzGfIVCB/QyYQIBm8W6W8mz5fnZ/yUmPinj3OsUxMIMq6JtjeT 3xJkpDlZKcLZQ== Received: by pdx-korg-bugzilla-2.web.codeaurora.org (Postfix, from userid 48) id CB15161177; Wed, 22 Dec 2021 22:56:34 +0000 (UTC) From: bugzilla-daemon@bugzilla.kernel.org To: linux-bluetooth@vger.kernel.org Subject: [Bug 215347] btintel: AX200 (8087:0029): hci crashes and can't recover after repeated rfkill on/off Date: Wed, 22 Dec 2021 22:56:34 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Drivers X-Bugzilla-Component: Bluetooth X-Bugzilla-Version: 2.5 X-Bugzilla-Keywords: X-Bugzilla-Severity: blocking X-Bugzilla-Who: tedd.an@intel.com X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P1 X-Bugzilla-Assigned-To: linux-bluetooth@vger.kernel.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugzilla.kernel.org/ Auto-Submitted: auto-generated MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-bluetooth@vger.kernel.org https://bugzilla.kernel.org/show_bug.cgi?id=3D215347 --- Comment #8 from Tedd An (tedd.an@intel.com) --- It seems like kernel oops in the dmesg and it may causes the issue. [ 46.401807] ------------[ cut here ]------------ [ 46.401808] kernel BUG at net/core/skbuff.c:113! [ 46.401819] invalid opcode: 0000 [#1] PREEMPT SMP [ 46.401826] CPU: 7 PID: 142 Comm: kworker/u33:0 Not tainted 5.16.0-rc1+ = #1 [ 46.401831] Hardware name: LENOVO 20U8S0PQ00/20U8S0PQ00, BIOS R19ET36W (= 1.20 ) 07/12/2021 [ 46.401835] Workqueue: hci0 hci_rx_work [bluetooth] [ 46.401890] RIP: 0010:skb_panic+0x4c/0x4e [ 46.401899] Code: 4f 70 50 8b 87 bc 00 00 00 50 8b 87 b8 00 00 00 50 ff = b7 c8 00 00 00 4c 8b 8f c0 00 00 00 48 c7 c7 e8 00 a7 98 e8 46 11 fb ff <0f> 0= b 48 8b 55 08 48 c7 c1 60 b1 71 98 e8 a2 ff ff ff 48 c7 c6 b0 [ 46.401903] RSP: 0018:ffffa22980aa3c60 EFLAGS: 00010246 [ 46.401908] RAX: 0000000000000088 RBX: 0000000000000000 RCX: 0000000000000000 [ 46.401911] RDX: 0000000000000000 RSI: ffffffff989a0551 RDI: 00000000ffffffff [ 46.401914] RBP: ffffa22980aa3c80 R08: 0000000000000000 R09: ffffa22980aa3a50 [ 46.401917] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000000000a5 [ 46.401919] R13: 00000000000000a5 R14: ffff9409c4e7c300 R15: 00000000000000aa [ 46.401923] FS: 0000000000000000(0000) GS:ffff940ccefc0000(0000) knlGS:0000000000000000 [ 46.401927] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.401930] CR2: 00007fae7c01b398 CR3: 000000040c20f000 CR4: 0000000000350ee0 [ 46.401933] Call Trace: [ 46.401937] [ 46.401942] skb_put.cold+0x10/0x10 [ 46.401947] mgmt_device_found+0x3c8/0x4c0 [bluetooth] [ 46.402004] hci_extended_inquiry_result_evt+0x162/0x230 [bluetooth] [ 46.402054] hci_event_packet+0x2cd/0x4b0 [bluetooth] [ 46.402099] ? hci_remote_oob_data_request_evt+0x1f0/0x1f0 [bluetooth] [ 46.402144] hci_rx_work+0x1b2/0x3d0 [bluetooth] [ 46.402190] ? queue_delayed_work_on+0x3d/0x50 [ 46.402198] process_one_work+0x1ec/0x3c0 [ 46.402204] worker_thread+0x4d/0x3d0 [ 46.402210] kthread+0x17a/0x1a0 [ 46.402214] ? process_one_work+0x3c0/0x3c0 [ 46.402218] ? set_kthread_struct+0x40/0x40 [ 46.402223] ret_from_fork+0x22/0x30 [ 46.402232] [ 46.402234] Modules linked in: rfcomm bnep nls_iso8859_1 intel_rapl_msr intel_rapl_common snd_ctl_led snd_hda_codec_realtek snd_hda_codec_generic snd_hda_codec_hdmi snd_hda_intel edac_mce_amd snd_intel_dspcfg snd_intel_sdw_acpi uvcvideo snd_hda_codec videobuf2_vmalloc snd_hda_core videobuf2_memops btusb snd_hwdep videobuf2_v4l2 btrtl kvm_amd btbcm snd_pcm input_leds btintel videobuf2_common kvm snd_seq_midi btmtk snd_seq_midi_eve= nt bluetooth videodev snd_rawmidi joydev iwlmvm ecdh_generic think_lmi thinkpad_acpi mc rapl ecc serio_raw firmware_attributes_class efi_pstore wmi_bmof snd_seq nvram mac80211 platform_profile libarc4 ledtrig_audio snd_seq_device iwlwifi snd_timer snd_rn_pci_acp3x ucsi_acpi ipmi_devintf snd typec_ucsi snd_pci_acp3x cfg80211 k10temp ipmi_msghandler soundcore typec mac_hid sch_fq_codel msr parport_pc ppdev lp parport sunrpc ip_tables x_tab= les autofs4 btrfs zstd_compress raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx xor raid6_pq [ 46.402343] libcrc32c raid1 raid0 multipath linear dm_mirror dm_region_= hash dm_log amdgpu iommu_v2 gpu_sched i2c_algo_bit drm_ttm_helper ttm drm_kms_he= lper syscopyarea sysfillrect rtsx_pci_sdmmc sysimgblt fb_sys_fops crc32c_intel psmouse cec rc_core drm xhci_pci i2c_piix4 xhci_pci_renesas nvme rtsx_pci r= 8169 realtek nvme_core wmi video i2c_scmi [ 46.402425] ---[ end trace e9aa209601e9071e ]--- --=20 You may reply to this email to add a comment. 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