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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 63E83C433EF for ; Mon, 27 Jun 2022 03:37:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232149AbiF0Dhr (ORCPT ); Sun, 26 Jun 2022 23:37:47 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34218 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232134AbiF0Dhm (ORCPT ); Sun, 26 Jun 2022 23:37:42 -0400 Received: from mail-pg1-x52c.google.com (mail-pg1-x52c.google.com [IPv6:2607:f8b0:4864:20::52c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 83C0638AF for ; Sun, 26 Jun 2022 20:37:40 -0700 (PDT) Received: by mail-pg1-x52c.google.com with SMTP id 68so7906115pgb.10 for ; Sun, 26 Jun 2022 20:37:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=sender:date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=ZGdnY3KbWnCYUqlD2Tg/rbiCuvHAPMPJ9V1d/S5oQvo=; b=ANd7UlFvkBole8OUfoCuu+17te83yhYUW9WYSxowheE/gI4kj9C07Ett8MnWDrE+uV Bd1XUKgGTgxon9qHdiS4vX7My6G2TgsWLLk2oxF4kDqW3FIFKjhpqxTpcFcxvlmUyflY fuprfPQkQX/hEl3K8RUb2FTxnMfQBk0Cze+QahTxg23WbAlDsI7P1YBV90eVC/WFOoAA SF2Uvq4j3XJt8C7Rz1U4PxOx+gueD0oSxYMtw43kcjpYlhulPLjJau3RJRkJlyC/tS4w GkNfYlR8VkQ8h0lPAafoDGKlTlzB00Xf17/db1i6XuUXVUXsFmlUr1oldWfmUZQbbLb6 V7jQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:sender:date:from:to:cc:subject:message-id :references:mime-version:content-disposition:in-reply-to; bh=ZGdnY3KbWnCYUqlD2Tg/rbiCuvHAPMPJ9V1d/S5oQvo=; b=gQiz/otf/9rg3KWtlzvn8rDuF164CVVg6iyA0XcppMnivqFqc48h9GLHgWaHrMt9dg l8CkPfQUfekA2SKlQVQjkxfkCr/Kjpkgz/k5qc/9wvLO4XGqDei3bpG8rXN6soKuLqra lOuoM1UnWJIMPIUTwNqU+j4rSUIAAFPPVeDx7arLRKRs4FfNEF7/M0dRZVOJzQD3lEXj 4dvzlCOeCHudjBKwy6jfzbU4EPwdh4QVdTWkzTeiETdr7O0nO7hTtGvj0cRh1lQieZOk 1OQEdGaIEtS+TWlkVSA0UI+Hjsty1sRjeb2r28leIDhlFj4ivkWRNhoy55ts1aavVbAe znqw== X-Gm-Message-State: AJIora/JD/HT2MZY7CgIwa252oSy3m4rZA6pBSVjSii8UFRxNz7w2MNZ gXmvouBeReJ124ppvn6wF1RYrrGAEfg= X-Google-Smtp-Source: AGRyM1t/rJDWaPyGQnfWEEjCMkhPT+YxcFL8Bnh8Kgys0TcjXCetcdf6wLt+0/OOublkgWpxIwoK0g== X-Received: by 2002:a63:b341:0:b0:40d:677:881a with SMTP id x1-20020a63b341000000b0040d0677881amr10886401pgt.407.1656301060029; Sun, 26 Jun 2022 20:37:40 -0700 (PDT) Received: from server.roeck-us.net ([2600:1700:e321:62f0:329c:23ff:fee3:9d7c]) by smtp.gmail.com with ESMTPSA id f80-20020a623853000000b005252380a87bsm5895004pfa.59.2022.06.26.20.37.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 26 Jun 2022 20:37:39 -0700 (PDT) Sender: Guenter Roeck Date: Sun, 26 Jun 2022 20:37:38 -0700 From: Guenter Roeck To: Linus Torvalds Cc: Linux Kernel Mailing List Subject: Re: Linux 5.19-rc4 Message-ID: <20220627033738.GA3344900@roeck-us.net> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sun, Jun 26, 2022 at 02:50:03PM -0700, Linus Torvalds wrote: [ ... ] > > Please do go test. Thanks, Build results: total: 149 pass: 148 fail: 1 Failed builds: powerpc:allmodconfig Qemu test results: total: 489 pass: 489 fail: 0 Build failure is Error log: powerpc64-linux-ld: drivers/gpu/drm/amd/amdgpu/../display/dc/dml/display_mode_lib.o uses hard float, drivers/gpu/drm/amd/amdgpu/../display/dc/dcn31/dcn31_resource.o uses soft float powerpc64-linux-ld: failed to merge target specific data of file drivers/gpu/drm/amd/amdgpu/../display/dc/dcn31/dcn31_resource.o powerpc64-linux-ld: drivers/gpu/drm/amd/amdgpu/../display/dc/dml/display_mode_lib.o uses hard float, drivers/gpu/drm/amd/amdgpu/../display/dc/dcn315/dcn315_resource.o uses soft float powerpc64-linux-ld: failed to merge target specific data of file drivers/gpu/drm/amd/amdgpu/../display/dc/dcn315/dcn315_resource.o powerpc64-linux-ld: drivers/gpu/drm/amd/amdgpu/../display/dc/dml/display_mode_lib.o uses hard float, drivers/gpu/drm/amd/amdgpu/../display/dc/dcn316/dcn316_resource.o uses soft float powerpc64-linux-ld: failed to merge target specific data of file drivers/gpu/drm/amd/amdgpu/../display/dc/dcn316/dcn316_resource.o A suggested fix is at https://lore.kernel.org/lkml/20220618232737.2036722-1-linux@roeck-us.net/ but drm maintainers don't seem to be happy with it. I am not aware of an alternate patch. I still see the following runtime warning. WARNING: CPU: 0 PID: 1 at lib/refcount.c:28 of_platform_bus_create+0x33c/0x3dc refcount_t: underflow; use-after-free. for which a fix is available in -next (ARM: 9207/1: amba: fix refcount underflow if amba_device_add() fails). Also, there is WARNING: CPU: 0 PID: 1 at kernel/smp.c:905 smp_call_function_many_cond+0x280/0x544 which is seen on some arm platforms if KFENCE is enabled. This is not a new problem. I'll probably disable KFENCE on affected platforms to reduce the noise. Guenter