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=-7.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,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 63BEBC4320A for ; Fri, 23 Jul 2021 06:59:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 42BC560EE6 for ; Fri, 23 Jul 2021 06:59:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234140AbhGWGTT (ORCPT ); Fri, 23 Jul 2021 02:19:19 -0400 Received: from mail.kernel.org ([198.145.29.99]:57102 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234104AbhGWGTT (ORCPT ); Fri, 23 Jul 2021 02:19:19 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 3471B60EE2; Fri, 23 Jul 2021 06:59:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1627023593; bh=XYXQf54lUe46euwLN+ychiYT/41gupoCm+Yy3SMr++o=; h=From:To:Cc:Subject:In-Reply-To:References:Date:From; b=qbcZApT3+5FbOvXnlYHTrFqZr3N3Cuf9+FeQ3FSheY/40atppQ0s2oW0mtHp+Rxca nh6krXtoyK6eMO7jcvbnBIiiSh+QRuroPUoKFVJyc2Ogbsxv6w3JgyRk+ITOa31aQ+ qPdzfOrjvr9MgWSP5wHDbJgyiISNIQv3we2mqj/DW14tKQ0PaWdfpTTwSXnNuSMOrP JYXAhSw3QUElXdhyKBkznGrVCrqbHkOtK4OkbaFjl3lgwiNE5JeIjPAiRxF61GeKl7 62tIEhQg02v+sn3VeKkDEZCJ7R+PMFd61XuAO8HA3XfFyjmLN9hFwjVNHrcDQl169T UUAmyIrAtaPKQ== From: Felipe Balbi To: Ferry Toth , Wesley Cheng , gregkh@linuxfoundation.org, robh+dt@kernel.org, agross@kernel.org, bjorn.andersson@linaro.org, frowand.list@gmail.com Cc: linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-msm@vger.kernel.org, jackp@codeaurora.org, heikki.krogerus@linux.intel.com, andy.shevchenko@gmail.com Subject: Re: [PATCH v10 0/6] Re-introduce TX FIFO resize for larger EP bursting In-Reply-To: References: <1623923899-16759-1-git-send-email-wcheng@codeaurora.org> <2e01c435-9ecc-4e3b-f55c-612a86667020@codeaurora.org> <2ae9fa6a-3bb1-3742-0dd3-59678bdd8643@gmail.com> Date: Fri, 23 Jul 2021 09:59:42 +0300 Message-ID: <87v951ldlt.fsf@kernel.org> MIME-Version: 1.0 Content-Type: multipart/signed; boundary="=-=-="; micalg=pgp-sha256; protocol="application/pgp-signature" Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org --=-=-= Content-Type: text/plain Content-Transfer-Encoding: quoted-printable Hi, Ferry Toth writes: >>> kernel: configfs-gadget gadget: u_audio_start_playback:451 Error! >>> kernel: configfs-gadget gadget: u_audio_start_playback:451 Error! >>> kernel: dwc3 dwc3.0.auto: request 00000000fbc71244 was not queued to ep= 5in >>> kernel: dwc3 dwc3.0.auto: request 00000000ad1b8c18 was not queued to ep= 5in >>> kernel: dwc3 dwc3.0.auto: Fifosize(2154) > RAM size(2022) ep5in >>> depth:115540359 >>> kernel: configfs-gadget gadget: u_audio_start_playback:451 Error! >>> kernel: configfs-gadget gadget: u_audio_start_playback:451 Error! >>> kernel: dwc3 dwc3.0.auto: request 000000003c32dcc5 was not queued to ep= 5in >>> kernel: dwc3 dwc3.0.auto: request 00000000b2512aa9 was not queued to ep= 5in >>> >>> Removing uac2 from the config makes the call trace go away, but the R/W >>> speed does not change. > > I am testing with 5.14.0-rc2 and now related error appears (not in rc1).= =20 > Disabling uac2 solves it still. Any idea what it could be? > > BUG: unable to handle page fault for address: 0000000500000000 > #PF: supervisor instruction fetch in kernel mode > #PF: error_code(0x0010) - not-present page > PGD 0 P4D 0 > Oops: 0010 [#1] SMP PTI > CPU: 0 PID: 494 Comm: irq/14-dwc3 Not tainted=20 > 5.14.0-rc2-edison-acpi-standard #1 (cool that you're running on ACPI heh) > Hardware name: Intel Corporation Merrifield/BODEGA BAY, BIOS 542=20 > 2015.01.21:18.19.48 > RIP: 0010:0x500000000 > Code: Unable to access opcode bytes at RIP 0x4ffffffd6. > RSP: 0018:ffffa4d00045fc28 EFLAGS: 00010046 > RAX: 0000000500000000 RBX: ffff8cd546aed200 RCX: 0000000000000000 > RDX: 0000000000000000 RSI: ffff8cd547bfcae0 RDI: ffff8cd546aed200 > RBP: ffff8cd547bfcae0 R08: 0000000000000000 R09: 0000000000000001 > R10: ffff8cd541fd28c0 R11: 0000000000000000 R12: ffff8cd547342828 > R13: ffff8cd546aed248 R14: 0000000000000000 R15: ffff8cd548b1d000 > FS: 0000000000000000(0000) GS:ffff8cd57e200000(0000) knlGS:0000000000000= 000 > CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 > CR2: 0000000500000000 CR3: 000000000311e000 CR4: 00000000001006f0 > Call Trace: > ? dwc3_remove_requests.constprop.0+0x14d/0x170 > ? __dwc3_gadget_ep_disable+0x7a/0x160 > ? dwc3_gadget_ep_disable+0x3d/0xd0 > ? usb_ep_disable+0x1c/0x70 > ? u_audio_stop_capture+0x79/0x120 [u_audio] > ? afunc_set_alt+0x73/0x80 [usb_f_uac2] > ? composite_setup+0x224/0x1b90 [libcomposite] > ? __dwc3_gadget_kick_transfer+0x160/0x400 > ? dwc3_gadget_ep_queue+0xf3/0x1a0 > ? configfs_composite_setup+0x6b/0x90 [libcomposite] > ? configfs_composite_setup+0x6b/0x90 [libcomposite] > ? dwc3_ep0_interrupt+0x459/0xa40 > ? dwc3_thread_interrupt+0x8ee/0xf40 > ? __schedule+0x235/0x6c0 > ? disable_irq_nosync+0x10/0x10 > ? irq_thread_fn+0x1b/0x60 > ? irq_thread+0xc0/0x160 > ? irq_thread_check_affinity+0x70/0x70 > ? irq_forced_thread_fn+0x70/0x70 > ? kthread+0x122/0x140 > ? set_kthread_struct+0x40/0x40 > ? ret_from_fork+0x22/0x30 Do you mind enabling dwc3 traces and collecting them? Trying to figure out how we got here. =2D-=20 balbi --=-=-= Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQFFBAEBCAAvFiEE9DumQ60WEZ09LIErzlfNM9wDzUgFAmD6aN4RHGJhbGJpQGtl cm5lbC5vcmcACgkQzlfNM9wDzUi3NQf6AqLgWuOZCCcgUr2dWldDdGcKPZS9EQVq ybt4YcNSonpVM8/E7znv/MjHG3nQFdGlA97oxE6KUPYjRKyiW7QMuCAEZQ3uPZPA 6dvewAZkO9zlV1gBd7GTZjuluTU2idc9ee0KwlAN08xIkwV0/ZhDhg21NtwInw56 BKNONvmAKkJCTshzQAIc6/4ONLhb8oggreJMlCmb7MSaVkfz2BSn6NzoayoyaCjK TXq0omJjggBm0gC26eD1xW2wftFdxfqJ28dTWtMPM4gdb41e9izENa18JytD0lkR HXNXm0V8AxHgF7HOUQ2TP8crCFsMTn4zVRm3YLVhR0iYlddO627vMA== =nekZ -----END PGP SIGNATURE----- --=-=-=--