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=-5.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,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 3D28DC4338F for ; Fri, 23 Jul 2021 07:26:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1ECFC60EE2 for ; Fri, 23 Jul 2021 07:26:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233252AbhGWGpt (ORCPT ); Fri, 23 Jul 2021 02:45:49 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50214 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229560AbhGWGpr (ORCPT ); Fri, 23 Jul 2021 02:45:47 -0400 Received: from mail-ot1-x32b.google.com (mail-ot1-x32b.google.com [IPv6:2607:f8b0:4864:20::32b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A2250C061575 for ; Fri, 23 Jul 2021 00:26:21 -0700 (PDT) Received: by mail-ot1-x32b.google.com with SMTP id 68-20020a9d0f4a0000b02904b1f1d7c5f4so225398ott.9 for ; Fri, 23 Jul 2021 00:26:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ffwll.ch; s=google; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=eAfXNriCEQNG4MBmD1ShL7PN8hxdwdR3h6w9mguTiCM=; b=AOWYjv0yajdJcPFOlhyDmX9QtK7rrJdre8VVguZup+GG20fxincfy4UwP3zRrsvF89 sPcRIVOVysuFNcdRZNlYwdBt/uAThegzxHy/rLtwOgbkbF4563lOu5ayrpH67ZMBWpso zeUXZ4p/F8/Mx3ttkxVj7umjg1RbQ5rYGJEZ4= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=eAfXNriCEQNG4MBmD1ShL7PN8hxdwdR3h6w9mguTiCM=; b=PdEWz8RESErc5DNAHGxZub4z6kcoupIo4IgJSRcIE0fmd6RoGqcE22kvaLZLeBFB2S +YQlPXaB9VtRL6rNd5cP4/GbGWdeWyOqB4HyOT17dh+fy43bFog1pexnLDu1R9ks4baN tnTNF9tHmDi3eowtu5cRgNZGk50DMETQRwMx1q6pHyg5hM8K/+MEL3tvzIg0ERN6MRSA y5FRZuTklgRVkGrmzRqCr4PJpdZXVqILqmGyvIuGjteaTamyK7tU00uzWBjYeGWKuEwk ajJTSGX5eoplCqxzSm0JmTkS9GRZrVqzXUwSn3vNaTju11ofY1pTjiEHvWIWKWfpgsTc Wv+Q== X-Gm-Message-State: AOAM533AtYvoczdGy2hJgu499QfcmnVqXwfznJt6+TPSaft5kDjPQFGS LmIi2Pnap7Py2nss3+D6bfkQNaeMO7iMU/7QMLfOzQ== X-Google-Smtp-Source: ABdhPJzlhTudVtSXpUwWI8iR5mvPPteqR9jagIxSnfYkCMYbreiZ931MCTxCUuXcuvTtfDhPTtUhpSJ98Aba2zR6aVE= X-Received: by 2002:a05:6830:2802:: with SMTP id w2mr2132235otu.303.1627025181040; Fri, 23 Jul 2021 00:26:21 -0700 (PDT) MIME-Version: 1.0 References: <202107222122.05546.linux@zary.sk> In-Reply-To: From: Daniel Vetter Date: Fri, 23 Jul 2021 09:26:10 +0200 Message-ID: Subject: Re: [Nouveau] nouveau broken again on Riva TNT2 in 5.14.0-rc2 To: Karol Herbst Cc: Ondrej Zary , nouveau , LKML , =?UTF-8?Q?Christian_K=C3=B6nig?= , dri-devel , Ben Skeggs Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Jul 22, 2021 at 9:51 PM Karol Herbst wrote: > > hey thanks for the report. > > This is a known issue and the fix is pending in drm-mist-fixes and > should land in 5.14 soonish. It just landed in Linus' tree yesterday, please retest that or -rc3. If it's still broken it's something else. -Daniel > > On Thu, Jul 22, 2021 at 9:29 PM Ondrej Zary wrote: > > > > Hello, > > nouveau is broken again: > > > > [ 58.795794] BUG: kernel NULL pointer dereference, address: 0000017c > > [ 58.795835] #PF: supervisor read access in kernel mode > > [ 58.795844] #PF: error_code(0x0000) - not-present page > > [ 58.795851] *pde = 00000000 > > [ 58.795862] Oops: 0000 [#1] SMP > > [ 58.795875] CPU: 0 PID: 1730 Comm: Xorg Not tainted 5.14.0-rc2+ #391 > > [ 58.795886] Hardware name: VIA Technologies, Inc. VT82C694X/694X, BIOS 6.00 PG 02/19/2002 > > [ 58.795894] EIP: nouveau_bo_wr16+0x8/0x27 [nouveau] > > [ 58.796716] Code: 85 ff 74 0d 80 7d f3 00 74 07 80 a6 c0 01 00 00 fe 89 f0 e8 e5 ee ff ff 8d 65 f4 89 f8 5b 5e 5f 5d c3 55 01 d2 89 e5 53 89 c3 <03> 93 7c 01 00 00 0f b7 c1 f6 83 84 01 00 00 80 74 07 e8 8a bc 72 > > [ 58.796728] EAX: 00000000 EBX: 00000000 ECX: 00000000 EDX: 00000000 > > [ 58.796736] ESI: 00000020 EDI: c18bc600 EBP: c7c49d88 ESP: c7c49d84 > > [ 58.796744] DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068 EFLAGS: 00210246 > > [ 58.796754] CR0: 80050033 CR2: 0000017c CR3: 07e12000 CR4: 00000690 > > [ 58.796762] Call Trace: > > [ 58.796774] nv04_crtc_cursor_set+0x148/0x1d8 [nouveau] > > [ 58.796952] ? ttm_bo_reserve.constprop.16+0x1c/0x1c [nouveau] > > [ 58.797122] drm_mode_cursor_common+0x13b/0x1ad > > [ 58.797150] ? ttm_bo_reserve.constprop.16+0x1c/0x1c [nouveau] > > [ 58.797322] drm_mode_cursor_ioctl+0x2e/0x36 > > [ 58.797335] ? drm_mode_setplane+0x203/0x203 > > [ 58.797346] drm_ioctl_kernel+0x66/0x99 > > [ 58.797366] drm_ioctl+0x211/0x2d8 > > [ 58.797377] ? drm_mode_setplane+0x203/0x203 > > [ 58.797389] ? __cond_resched+0x1e/0x22 > > [ 58.797409] ? mutex_lock+0xb/0x24 > > [ 58.797422] ? rpm_resume.part.14+0x6f/0x362 > > [ 58.797447] ? ktime_get_mono_fast_ns+0x5e/0xf2 > > [ 58.797469] ? __pm_runtime_resume+0x5b/0x63 > > [ 58.797480] nouveau_drm_ioctl+0x65/0x81 [nouveau] > > [ 58.797662] ? nouveau_cli_work+0xc3/0xc3 [nouveau] > > [ 58.797838] vfs_ioctl+0x1a/0x24 > > [ 58.797850] __ia32_sys_ioctl+0x6ea/0x704 > > [ 58.797861] ? doublefault_shim+0x120/0x120 > > [ 58.797872] ? exit_to_user_mode_prepare+0x9e/0x10c > > [ 58.797900] do_int80_syscall_32+0x53/0x6e > > [ 58.797910] entry_INT80_32+0xf0/0xf0 > > [ 58.797923] EIP: 0xb7f04092 > > [ 58.797932] Code: 00 00 00 e9 90 ff ff ff ff a3 24 00 00 00 68 30 00 00 00 e9 80 ff ff ff ff a3 e8 ff ff ff 66 90 00 00 00 00 00 00 00 00 cd 80 8d b4 26 00 00 00 00 8d b6 00 00 00 00 8b 1c 24 c3 8d b4 26 00 > > [ 58.797943] EAX: ffffffda EBX: 0000000e ECX: c01c64a3 EDX: bf9a15c0 > > [ 58.797952] ESI: 00997850 EDI: c01c64a3 EBP: 0000000e ESP: bf9a1574 > > [ 58.797959] DS: 007b ES: 007b FS: 0000 GS: 0033 SS: 007b EFLAGS: 00200292 > > [ 58.797972] Modules linked in: i2c_dev nouveau wmi hwmon drm_ttm_helper psmouse serio_raw via_agp sg parport_pc 8139cp parport > > [ 58.798016] CR2: 000000000000017c > > [ 58.798147] ---[ end trace 732829d39ed65de9 ]--- > > > > > > d02117f8efaa5fbc37437df1ae955a147a2a424a is the first bad commit > > > > -- > > Ondrej Zary > > > > _______________________________________________ > Nouveau mailing list > Nouveau@lists.freedesktop.org > https://lists.freedesktop.org/mailman/listinfo/nouveau -- Daniel Vetter Software Engineer, Intel Corporation http://blog.ffwll.ch