Received: by 2002:ab2:6203:0:b0:1f5:f2ab:c469 with SMTP id o3csp1270055lqt; Sat, 20 Apr 2024 07:47:30 -0700 (PDT) X-Forwarded-Encrypted: i=3; AJvYcCUTBfv4ZFSQ3bhBxCMCvYwynXyGxm4NZIie2jbX07NHr5oDo77SFNruEa+Vkwb2eS4Ry+LY0NcPjNfTzeR1EYBQuA3U3LRFtvdtyP75uA== X-Google-Smtp-Source: AGHT+IHnRZiwyGEAwOXvt8GLLSbKYiHREuiOO5ddYLdJkbQvyuK2lpHGXVHSzX5SaisYijYetqIp X-Received: by 2002:a9d:6f81:0:b0:6ec:f918:7ec2 with SMTP id h1-20020a9d6f81000000b006ecf9187ec2mr929315otq.17.1713624450522; Sat, 20 Apr 2024 07:47:30 -0700 (PDT) ARC-Seal: i=2; a=rsa-sha256; t=1713624450; cv=pass; d=google.com; s=arc-20160816; b=Wk3Ebjov5yE+NLVBM6Okvpd60bXYY7134xBHLtazh+X+4AgUgP0YGijX+or0kFvdJ5 Lc37+pWTFM16+h3HqwKNh2y1rnk6L9j82kHLLgtxdf5VSV8e7vB+iNHxMc783tW59fhd 9rs8k/KCov6FP2YGg2iULOtFS+CkOZu0Ru3AWTEyBHwL4WXoX5mP/yevpEjflzIAI9Rl Y+2DjvFki1mPJuz0LAPy6xuFLj+IZGg7l/jls7x2wi6e3S7AB4Bc+clyLETn77DBcjbv IcdQnJDCwurw8WLw0vGKByU2vmVxNNPG2lPdmcgCV63NDXzAOOY6WTm44G8eEWtYsWIJ qDNg== ARC-Message-Signature: i=2; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=content-transfer-encoding:in-reply-to:from:content-language :references:to:subject:user-agent:mime-version:list-unsubscribe :list-subscribe:list-id:precedence:date:message-id; bh=MrauLE7vTIJ56o0G5yI1/rmSGSVS4GvOYwtIC8oySNA=; fh=94s3dEGqByzFWcE2yooEofwqCfWZeK11lvkI78D8qJA=; b=mPF5cUSSetjYQZcUwQJ9K+0gRqu9HLwRjTC3UY2Pu6g9FPgxeuFWUOdwl9E1tTvpTc ndlurvipIdmar5tLvrHpGvaWp+yw9l7xPiZ6/R/maimpgJdp3FZTMNVlPC0zcnDjaN01 oefNJzrB+pV1Cu+yeNG4+kiGoij8EsZuwzjSVH9ycM3FSXyQYvMcjtz58cAX8Q3yjRi7 evXRiGH3m1zbsGyXQ4HGT4KdGOGomWkvlWu46E2CoegfGM5ViXY4YD9qEUWZ5TK/R1nd Anz5HL7bGeXvSWpEga2KWsH7MmUmJ+VC01uZ5KK8AcN1sGHRn13x4zYlMaxsHSzV+xLV baBw==; dara=google.com ARC-Authentication-Results: i=2; mx.google.com; arc=pass (i=1 spf=pass spfdomain=i-love.sakura.ne.jp); spf=pass (google.com: domain of linux-kernel+bounces-152299-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:45e3:2400::1 as permitted sender) smtp.mailfrom="linux-kernel+bounces-152299-linux.lists.archive=gmail.com@vger.kernel.org" Return-Path: Received: from sv.mirrors.kernel.org (sv.mirrors.kernel.org. [2604:1380:45e3:2400::1]) by mx.google.com with ESMTPS id d13-20020a65424d000000b005f757037ae0si5027006pgq.221.2024.04.20.07.47.30 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 20 Apr 2024 07:47:30 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel+bounces-152299-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:45e3:2400::1 as permitted sender) client-ip=2604:1380:45e3:2400::1; Authentication-Results: mx.google.com; arc=pass (i=1 spf=pass spfdomain=i-love.sakura.ne.jp); spf=pass (google.com: domain of linux-kernel+bounces-152299-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:45e3:2400::1 as permitted sender) smtp.mailfrom="linux-kernel+bounces-152299-linux.lists.archive=gmail.com@vger.kernel.org" Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sv.mirrors.kernel.org (Postfix) with ESMTPS id 28D5C28166E for ; Sat, 20 Apr 2024 14:47:30 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id C59632628B; Sat, 20 Apr 2024 14:47:25 +0000 (UTC) Received: from www262.sakura.ne.jp (www262.sakura.ne.jp [202.181.97.72]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id EEF821E4B2 for ; Sat, 20 Apr 2024 14:47:23 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=202.181.97.72 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713624445; cv=none; b=XsDVRpZQuhsV0To+b6J2Vd9miWKE4LFVDcPFVzDmWCyXzN1OuqbUxLVPn4TyMnxQkTOtGoNcrmJ5C1OfdhMDn2FeBBs/5b/E2nmtT8Hffw41WM42iFkFJ3zzqqGou5mpp2fKxe4EntklUswltquNtJ/teEsd1US7NxsRWpoc0Ro= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713624445; c=relaxed/simple; bh=MrauLE7vTIJ56o0G5yI1/rmSGSVS4GvOYwtIC8oySNA=; h=Message-ID:Date:MIME-Version:Subject:To:References:From: In-Reply-To:Content-Type; b=o15rBmq2cL2Az+v49Va4YneKHj+cXKWglOtP86dyRNhLBUvqEGIFpLbg87wUM+P3QIyWgI9QFXjgiX+Gb4u2XBLHCK6Ur4PWPt9OYELLnOEW5HJGYN70CxiZ0Nd0oVUM9/0ttlarsYNmacQstLfBJr8tR5GWq23/8EC5uJFdQrM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=I-love.SAKURA.ne.jp; spf=pass smtp.mailfrom=I-love.SAKURA.ne.jp; arc=none smtp.client-ip=202.181.97.72 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=I-love.SAKURA.ne.jp Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=I-love.SAKURA.ne.jp Received: from fsav114.sakura.ne.jp (fsav114.sakura.ne.jp [27.133.134.241]) by www262.sakura.ne.jp (8.15.2/8.15.2) with ESMTP id 43KElHXH036245; Sat, 20 Apr 2024 23:47:17 +0900 (JST) (envelope-from penguin-kernel@I-love.SAKURA.ne.jp) Received: from www262.sakura.ne.jp (202.181.97.72) by fsav114.sakura.ne.jp (F-Secure/fsigk_smtp/550/fsav114.sakura.ne.jp); Sat, 20 Apr 2024 23:47:17 +0900 (JST) X-Virus-Status: clean(F-Secure/fsigk_smtp/550/fsav114.sakura.ne.jp) Received: from [192.168.1.6] (M106072142033.v4.enabler.ne.jp [106.72.142.33]) (authenticated bits=0) by www262.sakura.ne.jp (8.15.2/8.15.2) with ESMTPSA id 43KElHNS036241 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=NO); Sat, 20 Apr 2024 23:47:17 +0900 (JST) (envelope-from penguin-kernel@I-love.SAKURA.ne.jp) Message-ID: <38178cfb-aed7-4c6d-a180-01fdc7643f62@I-love.SAKURA.ne.jp> Date: Sat, 20 Apr 2024 23:47:16 +0900 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [syzbot] [bpf?] [net?] possible deadlock in try_to_wake_up (4) To: syzbot , linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com References: <000000000000ebfbdb0613f17b0d@google.com> Content-Language: en-US From: Tetsuo Handa In-Reply-To: <000000000000ebfbdb0613f17b0d@google.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit #syz fix: bpf, sockmap: Prevent lock inversion deadlock in map delete elem