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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 377F1FED3D6 for ; Fri, 24 Apr 2026 14:40:30 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 74F7A6B00A9; Fri, 24 Apr 2026 10:40:29 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 705EF6B00AB; Fri, 24 Apr 2026 10:40:29 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 63D1E6B00AC; Fri, 24 Apr 2026 10:40:29 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0015.hostedemail.com [216.40.44.15]) by kanga.kvack.org (Postfix) with ESMTP id 4D4516B00A9 for ; Fri, 24 Apr 2026 10:40:29 -0400 (EDT) Received: from smtpin18.hostedemail.com (lb01b-stub [10.200.18.250]) by unirelay03.hostedemail.com (Postfix) with ESMTP id F0691A01AC for ; Fri, 24 Apr 2026 14:40:28 +0000 (UTC) X-FDA: 84693710136.18.C03CA6D Received: from stravinsky.debian.org (stravinsky.debian.org [82.195.75.108]) by imf08.hostedemail.com (Postfix) with ESMTP id 48237160013 for ; Fri, 24 Apr 2026 14:40:26 +0000 (UTC) Authentication-Results: imf08.hostedemail.com; dkim=pass header.d=debian.org header.s=smtpauto.stravinsky header.b=sVfAMZEf; dmarc=pass (policy=none) header.from=debian.org; spf=none (imf08.hostedemail.com: domain of leitao@debian.org has no SPF policy when checking 82.195.75.108) smtp.mailfrom=leitao@debian.org ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1777041627; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=MZWsZXfkCJdG85BGLfewXfKgzlxRh9RmyEDX14KHVAs=; b=6Y5OTVJvBBrWjzYJA6BaiBcijTQE7LNDQaihOqMYwwg1rqnUkhQHdKgch5Oa5WFgervjUV odvBkk9XxRSRO3nyHjm5NtYhO115xkRLhu5fpMgipyVbbJWjw8epVDbfAY2lcKRx6PyKV8 S0ZI54fN7IR10fjUX1AaTGgUoTFLhhk= ARC-Authentication-Results: i=1; imf08.hostedemail.com; dkim=pass header.d=debian.org header.s=smtpauto.stravinsky header.b=sVfAMZEf; dmarc=pass (policy=none) header.from=debian.org; spf=none (imf08.hostedemail.com: domain of leitao@debian.org has no SPF policy when checking 82.195.75.108) smtp.mailfrom=leitao@debian.org ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1777041627; a=rsa-sha256; cv=none; b=J+IZOB4zvO6DYPgL6m1iBH2x1Dis5RtrfbK0HtHBO2wxxl4j2q//MEFGpN/Bz2IxVPepAe daK7d5pdEHkpOKEeq98w4sIzYeSZl9B/mM8LVfFp0p+8OJtG2UVso7wAX2TitZ8t2oEe8t 2Kx5f/4s8shnztvym9poYFJ91+sr8fA= DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=debian.org; s=smtpauto.stravinsky; h=X-Debian-User:In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=MZWsZXfkCJdG85BGLfewXfKgzlxRh9RmyEDX14KHVAs=; b=sVfAMZEfh7q1NDuffqvDWC4ruC BopU9PZQ2Y7bl9TT2MytBxrPPv2LMUeuTZI1Kk5nkD66ytloA0VRKNjeIgYS1TCMI+v4YQJCPOpAk IrfrVcGu3H04M/0rDDpAg4+nPOPaMxcywtVSg5LqqJbGLF2LiIEuWr+BNkSayHw6rI8/Z8ogg281L NPevIFXsYO39nwDJRKkhbqurwqcZxQs8W2aTahxB0NImCywDnEXjAvPHFmSdoJR03L/Q+qvscT2wM O7IjwD4R4atdXyGpyDRoOSEzapT2Kx3AqgoWeyUAQKaxFi8CJuUwORcAuYJv0YHCXHoIHuKy0gSKh 7XZzuaGA==; Received: from authenticated user by stravinsky.debian.org with esmtpsa (TLS1.3:ECDHE_X25519__RSA_PSS_RSAE_SHA256__AES_256_GCM:256) (Exim 4.96) (envelope-from ) id 1wGHhI-003F2t-1K; Fri, 24 Apr 2026 14:40:00 +0000 Date: Fri, 24 Apr 2026 07:39:54 -0700 From: Breno Leitao To: Matthew Wilcox Cc: Miaohe Lin , Naoya Horiguchi , Andrew Morton , Jonathan Corbet , Shuah Khan , David Hildenbrand , Lorenzo Stoakes , "Liam R. Howlett" , Vlastimil Babka , Mike Rapoport , Suren Baghdasaryan , Michal Hocko , Shuah Khan , linux-mm@kvack.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, linux-kselftest@vger.kernel.org, kernel-team@meta.com Subject: Re: [PATCH v5 0/4] mm/memory-failure: add panic option for unrecoverable pages Message-ID: References: <20260424-ecc_panic-v5-0-a35f4b50425c@debian.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Debian-User: leitao X-Rspamd-Server: rspam03 X-Rspamd-Queue-Id: 48237160013 X-Stat-Signature: id9ozrenpmrsetjfq9zgitgfrtpxy55i X-Rspam-User: X-HE-Tag: 1777041626-207476 X-HE-Meta: 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 XpIRqLoR nexNmQVQS63SkYnqy79Vxd7YhNvS5DPdd7CO6hbI3A91tejDZc96HA6fR/KujhXpSis5S62HOcdlQDqaDWv2gEBHwVEn75n7yPYjdTGTHw2YNrgzioqbW0iDGJPTSv/KZPNkKKzWYPvB1OvIh2JrVQZlTYiApHAXJEo8MGyPTTjYRbVTGFWZgGV9jBN1SC0eif3BI+RjbG2aKh6+7iba2mfqgNQtlzpa9zT4u4Ld5JuPxChLQAhEMebvanTvBR+X9PM4+AfvQMq+MHyE= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Fri, Apr 24, 2026 at 02:19:13PM +0100, Matthew Wilcox wrote: > On Fri, Apr 24, 2026 at 05:23:58AM -0700, Breno Leitao wrote: > > This is a common problem on large fleets. We frequently observe multi-bit ECC > > errors hitting kernel slab pages, where memory_failure() fails to recover them > > and the system crashes later at an unrelated code path, making root cause > > analysis unnecessarily difficult. > > Who is "we"? Please attribute your patches to your employer by putting > their name in brackets after yours. My ~/.gitconfig has: > > [user] > name = Matthew Wilcox (Oracle) Thank you for the feedback. You're absolutely right - I avoided "we" entirely since it lacks proper attribution. This is something I catch before subimtting patches, but this one went through. I'll update the commit message when I respin the series