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=-4.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,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 AAC2BC48BDF for ; Tue, 15 Jun 2021 19:33:38 +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 634BE60E0C for ; Tue, 15 Jun 2021 19:33:38 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 634BE60E0C Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=bugzilla.kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id D7AE289BC0; Tue, 15 Jun 2021 19:33:37 +0000 (UTC) Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by gabe.freedesktop.org (Postfix) with ESMTPS id 2318189BC0 for ; Tue, 15 Jun 2021 19:33:37 +0000 (UTC) Received: by mail.kernel.org (Postfix) with ESMTPS id B24A6613B3 for ; Tue, 15 Jun 2021 19:33:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1623785616; bh=HRB3i+yRi9I8dYXw+UKP8qfRcjQCnHdCasWw+yFMXkM=; h=From:To:Subject:Date:In-Reply-To:References:From; b=l+h2oFpc3EGzO/vJ7SWTszjOAY75k01m8cpAyz0nEgkteOmBKQqHZ9IJala1WuEYa a1LxKmj+T51D56OWAywZcdike05lwzFJJyZZIk+V+JH5CjA0gOjaNozU/w3iYBbmyb SrwzVxcSfHOTuANroZOxWKpBl7iYgecqQ5Kiy8n+NryfCLcgFmxCZ54CjuPXFmUyGR VxxmF8LTuopNbc0i9uIm4uXrU0h/QMSAxQHv/GwTjnMg5InWjSIG/r47YJTNucusvN k9Pjb7uXz78gmPs03NegydMNV8xQnDWFYN8OA0xnN+/0ljKm66/4cETzL2XorK/wI5 7HoNM7ulGSC9A== From: bugzilla-daemon@bugzilla.kernel.org To: dri-devel@lists.freedesktop.org Subject: [Bug 213201] [KAVERI] memory leak - unreferenced object 0xffff8881700cf988 (size 56) Date: Tue, 15 Jun 2021 19:33:36 +0000 X-Bugzilla-Reason: None X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: AssignedTo drivers_video-dri@kernel-bugs.osdl.org X-Bugzilla-Product: Drivers X-Bugzilla-Component: Video(DRI - non Intel) X-Bugzilla-Version: 2.5 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: erhard_f@mailbox.org X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P1 X-Bugzilla-Assigned-To: drivers_video-dri@kernel-bugs.osdl.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: attachments.created 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 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" https://bugzilla.kernel.org/show_bug.cgi?id=3D213201 --- Comment #5 from Erhard F. (erhard_f@mailbox.org) --- Created attachment 297375 --> https://bugzilla.kernel.org/attachment.cgi?id=3D297375&action=3Dedit kernel dmesg (4.4.271, AMD A10 PRO-7800B) Bisecting was no success, but I traced the memory leak back to kernel 4.4.x series. Kernels v4.3.6 and v4.2.8 won't boot on the machine. But probably the leak = has been there since amdgpu got first introduced in kernel 4.2 anyhow. [...] unreferenced object 0xffff8803ecbef380 (size 56): comm "systemd-udevd", pid 222, jiffies 4294880256 (age 1158.457s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 0d 01 70 00 00 00 00 00 ..........p..... 7b 58 01 00 00 c9 ff ff 00 00 00 00 00 00 00 00 {X.............. backtrace: [] create_object+0x162/0x280 [] kmemleak_alloc+0x20/0x3c [] slab_post_alloc_hook+0x44/0x65 [] kmem_cache_alloc+0xbf/0xe2 [] acpi_os_acquire_object+0x28/0x2a [] acpi_ps_alloc_op+0x39/0x69 [] acpi_ps_create_op+0x105/0x234 [] acpi_ps_parse_loop+0x1db/0x586 [] acpi_ps_parse_aml+0x93/0x265 [] acpi_ps_execute_method+0x14e/0x185 [] acpi_ns_evaluate+0x1bf/0x25b [] acpi_evaluate_object+0x13c/0x24c [] amdgpu_atcs_call+0x83/0xd9 [amdgpu] [] amdgpu_acpi_init+0x62/0x4ef [amdgpu] [] amdgpu_driver_load_kms+0x83/0x103 [amdgpu] [] drm_dev_register+0x6d/0xae [drm] unreferenced object 0xffff8803ecbeef00 (size 56): comm "systemd-udevd", pid 222, jiffies 4294880256 (age 1158.457s) hex dump (first 32 bytes): 80 f3 be ec 03 88 ff ff 0d 01 2d 00 00 00 00 00 ..........-..... 7c 58 01 00 00 c9 ff ff 00 00 00 00 00 00 00 00 |X.............. backtrace: [] create_object+0x162/0x280 [] kmemleak_alloc+0x20/0x3c [] slab_post_alloc_hook+0x44/0x65 [] kmem_cache_alloc+0xbf/0xe2 [] acpi_os_acquire_object+0x28/0x2a [] acpi_ps_alloc_op+0x39/0x69 [] acpi_ps_create_op+0x105/0x234 [] acpi_ps_parse_loop+0x1db/0x586 [] acpi_ps_parse_aml+0x93/0x265 [] acpi_ps_execute_method+0x14e/0x185 [] acpi_ns_evaluate+0x1bf/0x25b [] acpi_evaluate_object+0x13c/0x24c [] amdgpu_atcs_call+0x83/0xd9 [amdgpu] [] amdgpu_acpi_init+0x62/0x4ef [amdgpu] [] amdgpu_driver_load_kms+0x83/0x103 [amdgpu] [] drm_dev_register+0x6d/0xae [drm] --=20 You may reply to this email to add a comment. 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