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=-8.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS autolearn=ham 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 53C6AC07E9B for ; Wed, 21 Jul 2021 11:24:51 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 15E6360FED for ; Wed, 21 Jul 2021 11:24:51 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 15E6360FED Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=intel-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id A963A6E827; Wed, 21 Jul 2021 11:24:50 +0000 (UTC) Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by gabe.freedesktop.org (Postfix) with ESMTPS id BBC5C6EB62; Wed, 21 Jul 2021 11:24:49 +0000 (UTC) X-IronPort-AV: E=McAfee;i="6200,9189,10051"; a="211477340" X-IronPort-AV: E=Sophos;i="5.84,258,1620716400"; d="scan'208";a="211477340" Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Jul 2021 04:24:49 -0700 X-IronPort-AV: E=Sophos;i="5.84,258,1620716400"; d="scan'208";a="501246323" Received: from pramodhp-mobl1.amr.corp.intel.com (HELO intel.com) ([10.212.44.180]) by fmsmga003-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Jul 2021 04:24:48 -0700 Date: Wed, 21 Jul 2021 07:24:47 -0400 From: Rodrigo Vivi To: Christoph Hellwig Message-ID: References: MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: Subject: Re: [Intel-gfx] 5.14-rc2 warnings with kvmgvt X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: intel-gfx@lists.freedesktop.org, intel-gvt-dev@lists.freedesktop.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" On Wed, Jul 21, 2021 at 01:10:49PM +0200, Christoph Hellwig wrote: > Hi all, > > I'm trying to test some changes for the gvt code, but even with a baseline > 5.14-rc2 host and guest the 915 driver does not seem overly happy: Is this a regression over -rc1 or over 5.13? Bisect possible? Could you please file a bug to our gitlab issues tracker: https://gitlab.freedesktop.org/drm/intel/-/wikis/How-to-file-i915-bugs Thanks, Rodrigo. > > [ 5.693099] i915 0000:00:04.0: [drm] Virtual GPU for Intel GVT-g detected. > [ 5.694841] i915 0000:00:04.0: [drm] VT-d active for gfx access > [ 5.696411] i915 0000:00:04.0: [drm] iGVT-g active, disabling use of stolen memory > [ 5.711317] i915 0000:00:04.0: BAR 6: can't assign [??? 0x00000000 flags 0x20000000] (bogus alignm) > [ 5.712847] i915 0000:00:04.0: [drm] Failed to find VBIOS tables (VBT) > [ 5.714343] i915 0000:00:04.0: vgaarb: changed VGA decodes: olddecodes=io+mem,decodes=none:owns=iom > [ 5.716466] i915 0000:00:04.0: Direct firmware load for i915/kbl_dmc_ver1_04.bin failed with error2 > [ 5.718021] i915 0000:00:04.0: [drm] Failed to load DMC firmware i915/kbl_dmc_ver1_04.bin. Disabli. > [ 5.719914] i915 0000:00:04.0: [drm] DMC firmware homepage: https://git.kernel.org/pub/scm/linux/k5 > [ 5.733269] i915 0000:00:04.0: [drm] failed to retrieve link info, disabling eDP > [ 5.735841] i915 0000:00:04.0: [drm] *ERROR* crtc 51: Can't calculate constants, dotclock = 0! > [ 5.737354] ------------[ cut here ]------------ > [ 5.738141] i915 0000:00:04.0: drm_WARN_ON_ONCE(drm_drv_uses_atomic_modeset(dev)) > [ 5.738165] WARNING: CPU: 0 PID: 1 at drivers/gpu/drm/drm_vblank.c:728 drm_crtc_vblank_helper_get_0 > [ 5.738745] Modules linked in: > [ 5.738745] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.14.0-rc2+ #22 > [ 5.738745] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.14.0-2 04/01/2014 > [ 5.738745] RIP: 0010:drm_crtc_vblank_helper_get_vblank_timestamp_internal+0x335/0x350 > [ 5.738745] Code: 4c 8b 6f 50 4d 85 ed 75 03 4c 8b 2f e8 34 10 26 00 48 c7 c1 20 54 0d 83 4c 89 ea0 > [ 5.738745] RSP: 0000:ffffc90000013a90 EFLAGS: 00010086 > [ 5.738745] RAX: 0000000000000000 RBX: ffffffff81c3c5b0 RCX: 0000000000000000 > [ 5.738745] RDX: 0000000000000003 RSI: 00000000fffeffff RDI: 00000000ffffffff > [ 5.738745] RBP: ffffc90000013b00 R08: ffffffff83bb3e28 R09: 0000000000000003 > [ 5.738745] R10: ffffffff834b3e40 R11: 3fffffffffffffff R12: 0000000000000000 > [ 5.738745] R13: ffff888100e982f0 R14: ffff8881053f0340 R15: ffff888105592178 > [ 5.738745] FS: 0000000000000000(0000) GS:ffff88813bc00000(0000) knlGS:0000000000000000 > [ 5.738745] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 > [ 5.738745] CR2: 0000000000000000 CR3: 0000000003462000 CR4: 00000000000006f0 > [ 5.738745] Call Trace: > [ 5.738745] drm_get_last_vbltimestamp+0xa5/0xb0 > [ 5.738745] drm_reset_vblank_timestamp+0x56/0xc0 > [ 5.738745] drm_crtc_vblank_on+0x81/0x140 > [ 5.738745] intel_crtc_vblank_on+0x2b/0xe0 > [ 5.738745] intel_modeset_setup_hw_state+0xa9c/0x1ab0 > [ 5.738745] ? ww_mutex_lock+0x2b/0x90 > [ 5.738745] intel_modeset_init_nogem+0x3c5/0x1310 > [ 5.738745] ? intel_irq_postinstall+0x1aa/0x520 > [ 5.738745] i915_driver_probe+0x695/0xd30 > [ 5.738745] ? _raw_spin_unlock_irqrestore+0x33/0x50 > [ 5.738745] pci_device_probe+0xcd/0x140 > [ 5.738745] really_probe.part.0+0x99/0x270 > [ 5.738745] __driver_probe_device+0x8b/0x120 > [ 5.738745] driver_probe_device+0x19/0x90 > [ 5.738745] __driver_attach+0x79/0x120 > [ 5.738745] ? __device_attach_driver+0x90/0x90 > [ 5.738745] bus_for_each_dev+0x78/0xc0 > [ 5.738745] bus_add_driver+0x109/0x1b0 > [ 5.738745] driver_register+0x86/0xd0 > [ 5.738745] ? ttm_init+0x18/0x18 > [ 5.738745] i915_init+0x58/0x72 > [ 5.738745] do_one_initcall+0x56/0x2e0 > [ 5.738745] ? rcu_read_lock_sched_held+0x3a/0x70 > [ 5.738745] kernel_init_freeable+0x186/0x1ce > [ 5.738745] ? rest_init+0x250/0x250 > [ 5.738745] kernel_init+0x11/0x110 > [ 5.738745] ret_from_fork+0x22/0x30 > [ 5.738745] irq event stamp: 8200428 > [ 5.738745] hardirqs last enabled at (8200427): [] _raw_spin_unlock_irqrestore+0 > [ 5.738745] hardirqs last disabled at (8200428): [] _raw_spin_lock_irq+0x41/0x50 > [ 5.738745] softirqs last enabled at (8199086): [] irq_exit_rcu+0x108/0x140 > [ 5.738745] softirqs last disabled at (8199079): [] irq_exit_rcu+0x108/0x140 > [ 5.738745] ---[ end trace e99e0812b8ee9c5d ]--- > [ 5.786472] i915 0000:00:04.0: [drm] VGT ballooning configuration: > [ 5.787531] i915 0000:00:04.0: [drm] Mappable graphic memory: base 0x31c7000 size 65536KiB > [ 5.788865] i915 0000:00:04.0: [drm] Unmappable graphic memory: base 0xe7ef8000 size 393216KiB > [ 5.790270] i915 0000:00:04.0: [drm] balloon space: range [ 0x10000000 - 0xe7ef8000 ] 3537888 KiB. > [ 5.791807] i915 0000:00:04.0: [drm] balloon space: range [ 0xffef8000 - 0x100000000 ] 1056 KiB. > [ 5.793241] i915 0000:00:04.0: [drm] balloon space: range [ 0x0 - 0x31c7000 ] 50972 KiB. > [ 5.794565] i915 0000:00:04.0: [drm] balloon space: range [ 0x71c7000 - 0x10000000 ] 145636 KiB. > [ 5.796028] i915 0000:00:04.0: [drm] VGT balloon successfully > [ 6.670284] ------------[ cut here ]------------ > [ 6.671155] crtc active state doesn't match with hw state (expected 0, found 1) > [ 6.672376] WARNING: CPU: 0 PID: 1 at drivers/gpu/drm/i915/display/intel_display.c:8964 intel_atom0 > [ 6.674232] Modules linked in: > [ 6.674767] CPU: 0 PID: 1 Comm: swapper/0 Tainted: G W 5.14.0-rc2+ #22 > [ 6.676039] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.14.0-2 04/01/2014 > [ 6.677402] RIP: 0010:intel_atomic_commit_tail+0x13c9/0x1410 > [ 6.678335] Code: 0f 0b 0f b6 34 24 89 f1 e9 8d fc ff ff e8 7f 19 7f 00 0f 0b e9 30 fd ff ff e8 739 > [ 6.681400] RSP: 0000:ffffc90000013b20 EFLAGS: 00010282 > [ 6.682264] RAX: 0000000000000000 RBX: ffff888105593800 RCX: 0000000000000000 > [ 6.683453] RDX: 0000000000000001 RSI: ffffffff831a6e3f RDI: 00000000ffffffff > [ 6.684623] RBP: ffff888104ab2000 R08: 0000000000000001 R09: 0000000000000001 > [ 6.685782] R10: 00000000ffff0000 R11: 3fffffffffffffff R12: ffff888104baa000 > [ 6.686972] R13: ffff888104e5a000 R14: ffff8881053f0000 R15: ffff8881053f0000 > [ 6.688147] FS: 0000000000000000(0000) GS:ffff88813bc00000(0000) knlGS:0000000000000000 > [ 6.689475] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 > [ 6.690421] CR2: 0000000000000000 CR3: 0000000003462000 CR4: 00000000000006f0 > [ 6.691611] Call Trace: > [ 6.692038] intel_atomic_commit+0x32d/0x3b0 > [ 6.692751] intel_initial_commit+0x156/0x1e0 > [ 6.693488] intel_modeset_init+0x19/0x80 > [ 6.694156] i915_driver_probe+0x6bb/0xd30 > [ 6.694860] ? _raw_spin_unlock_irqrestore+0x33/0x50 > [ 6.695690] pci_device_probe+0xcd/0x140 > [ 6.696346] really_probe.part.0+0x99/0x270 > [ 6.697041] __driver_probe_device+0x8b/0x120 > [ 6.697767] driver_probe_device+0x19/0x90 > [ 6.698459] __driver_attach+0x79/0x120 > [ 6.699120] ? __device_attach_driver+0x90/0x90 > [ 6.699878] bus_for_each_dev+0x78/0xc0 > [ 6.700522] bus_add_driver+0x109/0x1b0 > [ 6.701163] driver_register+0x86/0xd0 > [ 6.701786] ? ttm_init+0x18/0x18 > [ 6.702342] i915_init+0x58/0x72 > [ 6.702906] do_one_initcall+0x56/0x2e0 > [ 6.703553] ? rcu_read_lock_sched_held+0x3a/0x70 > [ 6.704335] kernel_init_freeable+0x186/0x1ce > [ 6.705057] ? rest_init+0x250/0x250 > [ 6.705660] kernel_init+0x11/0x110 > [ 6.706250] ret_from_fork+0x22/0x30 > [ 6.706893] irq event stamp: 8204007 > [ 6.707520] hardirqs last enabled at (8204015): [] console_unlock+0x323/0x560 > [ 6.708967] hardirqs last disabled at (8204022): [] console_unlock+0x3d0/0x560 > [ 6.710409] softirqs last enabled at (8203694): [] irq_exit_rcu+0x108/0x140 > [ 6.711894] softirqs last disabled at (8203689): [] irq_exit_rcu+0x108/0x140 > [ 6.713302] ---[ end trace e99e0812b8ee9c5e ]--- > [ 6.719970] [drm] Initialized i915 1.6.0 20201103 for 0000:00:04.0 on minor 0 > > _______________________________________________ > Intel-gfx mailing list > Intel-gfx@lists.freedesktop.org > https://lists.freedesktop.org/mailman/listinfo/intel-gfx _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/intel-gfx