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=-0.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 1326BC433DF for ; Fri, 29 May 2020 08:32:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DF845208A7 for ; Fri, 29 May 2020 08:32:43 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="tAjn3Cca" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725865AbgE2Icn (ORCPT ); Fri, 29 May 2020 04:32:43 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41442 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725306AbgE2Icm (ORCPT ); Fri, 29 May 2020 04:32:42 -0400 Received: from mail-wr1-x444.google.com (mail-wr1-x444.google.com [IPv6:2a00:1450:4864:20::444]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A47DDC03E969 for ; Fri, 29 May 2020 01:32:41 -0700 (PDT) Received: by mail-wr1-x444.google.com with SMTP id e1so2500252wrt.5 for ; Fri, 29 May 2020 01:32:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:subject:date:message-id:mime-version :content-transfer-encoding; bh=gyZQacD4b96auyHWUchL/eTuGkM74dHUtFCEKunakCY=; b=tAjn3Ccaen/stbvzxaob6ZAlz9qaOnIER32gnZaAG9SvOYwy8OxSEWr3jkWKNKpSQK hxLRXoO/mLWwVwvwlPRyDL3q/Zs3IEB9ewXCbeQUnw8wPg1V1RWfv1LVj8cDq1SaIULs wLXNnvExYanM0fgFEbiaht2luBT+mZ/V2vhTS9CsUNGx9XPHsmZdOik+cENjBpxDgACI PGD1Gq/FLAbjmiYTlxZqyrwRi7Y8AnYSaq/3CFVzgN5f+1jnqd8Ost7+u7sJSNi7u6MI ztvKjrckIbj8Q85a94MpT/2CPXGTk2eMQY3MVrvr6XjPa9B2+vk9qlgUoYkyAuIzhXlt atgQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:subject:date:message-id:mime-version :content-transfer-encoding; bh=gyZQacD4b96auyHWUchL/eTuGkM74dHUtFCEKunakCY=; b=KvLDwMGils0CSFFtDSi+F0dDfEZKu9T9pwpbt/VfdjrimJxZ8Z9J71tvGeiI5SfVRe HFyR7aCmQzKT5lEnpqxAVAGl1Se7Avu6pejdSCbg3bFFd/NgljEBWtvByvY9JqsJiUGK ksH+Q8uxTr4t11CnTvyVpHaUi0yDvQLjvOJlJTPSL4jueym2avxGiv61fu5bX3z6dzfX +3W+1YaLJpSMhB4vi9hholtS+4YJfJ42G64K2DC+IFY58WXA699sFexfrF10Zd98ILbK 4+hdhAgoqHn5Uw06F6u+1VBk3BrpsS0LJPnK28BlnuuxzvuGCT3CRed2ohMmKOm9sDq1 mLqw== X-Gm-Message-State: AOAM5311sFh4nO4QlrYoF9BTr+sMMqfHC5kQVWUafgoi8+iM25O0PUXl oduoctX6vsam5WcyisVXXykitBz0 X-Google-Smtp-Source: ABdhPJzvD7UE6/rvQtbtuarjra8Q2bbL8XF/sW4b/GQB2qKJVQy80MUG2cdO4bEwpvKr5Ud3VSqSSQ== X-Received: by 2002:adf:e692:: with SMTP id r18mr7210022wrm.192.1590741159690; Fri, 29 May 2020 01:32:39 -0700 (PDT) Received: from johan-pc.localnet ([2a02:810d:ec0:a194:c162:e214:ad93:6fe8]) by smtp.gmail.com with ESMTPSA id o10sm6361132wrj.37.2020.05.29.01.32.39 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 29 May 2020 01:32:39 -0700 (PDT) From: Johan Claude-Breuninger To: linux-media@vger.kernel.org Subject: em28xx driver issue kernel 5.7.0 Date: Fri, 29 May 2020 10:32:38 +0200 Message-ID: <3329904.flSn8SIOqe@johan-pc> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="us-ascii" Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Good morning, I hope that this is the right place to report a bug for the em28xx driver a= s I did not have success on the kernel bug tracker. Since I started using the 5.7.0 rcs I am getting following call trace with = a Hauppauge WinTV-soloHD using the em28xx driver. Other tuners work as expe= cted. Dmesg output: [ 4.576429] ------------[ cut here ]------------ [ 4.576438] WARNING: CPU: 4 PID: 891 at drivers/media/mc/mc-entity.c:669= media_create_pad_link+0x1cd/0x200 [mc] [ 4.576439] Modules linked in: si2157 si2168 i2c_mux em28xx_dvb(+) dvb_c= ore cmac algif_hash algif_skcipher af_alg bnep btusb btrtl btbcm btintel bl= uetooth snd_usb_audio uvcvideo videobuf2_vmalloc videobuf2_memops snd_usbmi= di_lib videobuf2_v4l2 snd_rawmidi videobuf2_common ecdh_generic snd_seq_dev= ice ecc em28xx tveeprom videodev mousedev input_leds joydev mc rfkill lm92 = it87 hwmon_vid hid_generic usbhid hid edac_mce_amd amdgpu kvm_amd kvm nls_i= so8859_1 nls_cp437 vfat snd_hda_codec_realtek fat snd_hda_codec_generic irq= bypass ledtrig_audio snd_hda_codec_hdmi snd_hda_intel snd_intel_dspcfg gpu_= sched snd_hda_codec ttm crct10dif_pclmul crc32_pclmul snd_hda_core ghash_cl= mulni_intel wmi_bmof mxm_wmi drm_kms_helper snd_hwdep snd_pcm igb cec aesni= _intel rc_core snd_timer ccp snd sp5100_tco crypto_simd syscopyarea sysfill= rect cryptd i2c_algo_bit sysimgblt pcspkr k10temp i2c_piix4 glue_helper dca= fb_sys_fops soundcore rng_core wmi evdev pinctrl_amd mac_hid acpi_cpufreq = vboxnetflt(OE) vboxnetadp(OE) [ 4.576486] drm vboxdrv(OE) crypto_user agpgart ip_tables x_tables ext4= crc32c_generic crc16 mbcache jbd2 crc32c_intel xhci_pci xhci_hcd [ 4.576496] CPU: 4 PID: 891 Comm: modprobe Tainted: G OE 5= =2E7.0-rc7-1-mainline #1 [ 4.576497] Hardware name: Gigabyte Technology Co., Ltd. X570 AORUS PRO/= X570 AORUS PRO, BIOS F12e 03/06/2020 [ 4.576502] RIP: 0010:media_create_pad_link+0x1cd/0x200 [mc] [ 4.576505] Code: 5f c3 0f 0b 48 83 c4 10 b8 ea ff ff ff 5b 5d 41 5c 41 = 5d 41 5e 41 5f c3 0f 0b b8 ea ff ff ff eb d2 0f 0b b8 ea ff ff ff eb c9 <0f= > 0b b8 ea ff ff ff eb c0 0f 0b b8 ea ff ff ff eb b7 b8 f4 ff ff [ 4.576507] RSP: 0018:ffffa670411d3af8 EFLAGS: 00010246 [ 4.576509] RAX: 0000000000000000 RBX: ffffa0f9a7d75400 RCX: 00000000000= 00000 [ 4.576510] RDX: ffffa0f9a97cd310 RSI: 0000000000000000 RDI: ffffa0f9a97= cd290 [ 4.576512] RBP: ffffa0f9a97cd290 R08: 0000000000000001 R09: 00000000000= 00000 [ 4.576513] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000000= 00000 [ 4.576514] R13: ffffa0f9c13b0cc8 R14: ffffa0f9cbca1038 R15: 00000000000= 00000 [ 4.576516] FS: 00007f6781ea2740(0000) GS:ffffa0f9ceb00000(0000) knlGS:= 0000000000000000 [ 4.576517] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4.576518] CR2: 00007f5db8b8ccb0 CR3: 00000003df630000 CR4: 00000000003= 40ee0 [ 4.576520] Call Trace: [ 4.576533] dvb_create_media_graph+0x48a/0x590 [dvb_core] [ 4.576540] em28xx_dvb_init.cold+0x1028/0x25e4 [em28xx_dvb] [ 4.576550] em28xx_register_extension+0x5a/0xb0 [em28xx] [ 4.576554] ? 0xffffffffc03dd000 [ 4.576558] do_one_initcall+0x59/0x240 [ 4.576564] do_init_module+0x5c/0x260 [ 4.576567] load_module+0x2137/0x23a0 [ 4.576574] __do_sys_init_module+0x172/0x1a0 [ 4.576580] do_syscall_64+0x49/0x90 [ 4.576584] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 4.576586] RIP: 0033:0x7f6781fcf73e [ 4.576589] Code: 48 8b 0d 55 f7 0b 00 f7 d8 64 89 01 48 83 c8 ff c3 66 = 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 49 89 ca b8 af 00 00 00 0f 05 <48= > 3d 01 f0 ff ff 73 01 c3 48 8b 0d 22 f7 0b 00 f7 d8 64 89 01 48 [ 4.576591] RSP: 002b:00007ffcbe457b48 EFLAGS: 00000246 ORIG_RAX: 000000= 00000000af [ 4.576593] RAX: ffffffffffffffda RBX: 000056363963fff0 RCX: 00007f6781f= cf73e [ 4.576594] RDX: 00005636389fd368 RSI: 000000000000e158 RDI: 0000563639e= 4e4e0 [ 4.576595] RBP: 0000563639e4e4e0 R08: 0000000000000000 R09: 00007ffcbe4= 55b48 [ 4.576596] R10: 0000000000000001 R11: 0000000000000246 R12: 00005636389= fd368 [ 4.576598] R13: 0000000000000000 R14: 0000563639640070 R15: 00005636396= 3fff0 [ 4.576601] ---[ end trace 12d333b621a2a68c ]--- Thanks Johan Breuninger