Received: by 2002:ab2:2441:0:b0:1f3:1f8c:d0c6 with SMTP id k1csp10972lqe; Wed, 3 Apr 2024 19:39:13 -0700 (PDT) X-Forwarded-Encrypted: i=3; AJvYcCVtZUSAxu7BadUt3AaUzs4L7bCNMU0I//XFg7rWiNyu73WMyS6ZUn5OgZWhDK+K7ygi06rEV2M819Jo4BP1qpkqO+oYjFgByAnD9KAQOA== X-Google-Smtp-Source: AGHT+IGHGIWL9KpLGAPvH/+jgvpI/q/qKDUcHTrssMer6IQF6dplYTuyKCNZWxORVk3mBYZjMVoc X-Received: by 2002:ac2:551c:0:b0:515:acda:77f0 with SMTP id j28-20020ac2551c000000b00515acda77f0mr1014520lfk.29.1712198353163; Wed, 03 Apr 2024 19:39:13 -0700 (PDT) ARC-Seal: i=2; a=rsa-sha256; t=1712198353; cv=pass; d=google.com; s=arc-20160816; b=VWk7zzhHm80Jc7lnqjbOpyjMaZC6uwmYNZmOPHPZUl3s6Y9u4c4y4jWFOqF2P+1RNe HCEeVZM6QNbRvsvKIQlJFOHpj3iDzpRpDHarzk7NAe16dTDrIL64Z4xVkVMGHBeIlgRS oHM/akGaenXJnGzrB1RSRYzs7hB6bOWX+mip3N0wVh/8SEcF3cOMAcHiTSMQrYT625sS mpvDY9bp+9CuOHZpvbEC6dsoKMz+9YGkZeRkWm2O1E7AfDM/w8bin/ydUwSWWqP2sHmJ 4F354GQ5WWovAcTX12/0/4r05EvmNiipyJmf6eOS3iHBG6QBAjgn1QWuqAMm90BjRbJ6 PsMQ== ARC-Message-Signature: i=2; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=to:from:subject:message-id:in-reply-to:date:mime-version :list-unsubscribe:list-subscribe:list-id:precedence; bh=nlKfiMMTgxpZSq4XnNY3uaq1k86EbBK7PbjDB3tI9r8=; fh=juiD3P94tqgofFCP0OtCYIc22WPeZLik9qbL8zZu7jc=; b=ZeqyydGG64tnsbqb6fAY4H5T052LqrV4gnd8gXcqAPkD+Vmna/NLMxEpRJPEaNuZ5W JUlv0AHJb4Qe4SImfoGY4BRRgOqN1bICG572GIqLptJritkVJKFvrb2kUo2RHoYjjN1z xsvBIQ3XsSchiRdo2QOnvMjGVrhkvs8UycrSwdSaBlhT19dKw64P0MYDEbiT6kgolu+a v+hTRpxI6Xhz9KAY3wq3EoZwBopMw+/JwOBnCArSlG7AgCvNRX2QKIfrhmP6/olWGd6C 11dBb81AGxSSdPL6mJKfaKv7/a616IiRny3z2FogBRwYMb1JdNOUQad3F/XmTOepvInG MGdQ==; dara=google.com ARC-Authentication-Results: i=2; mx.google.com; arc=pass (i=1 spf=pass spfdomain=m3kw2wvrgufz5godrsrytgd7.apphosting.bounces.google.com); spf=pass (google.com: domain of linux-kernel+bounces-130839-linux.lists.archive=gmail.com@vger.kernel.org designates 147.75.80.249 as permitted sender) smtp.mailfrom="linux-kernel+bounces-130839-linux.lists.archive=gmail.com@vger.kernel.org"; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=appspotmail.com Return-Path: Received: from am.mirrors.kernel.org (am.mirrors.kernel.org. [147.75.80.249]) by mx.google.com with ESMTPS id mb1-20020a170906eb0100b00a46636b0819si7453369ejb.894.2024.04.03.19.39.13 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 03 Apr 2024 19:39:13 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel+bounces-130839-linux.lists.archive=gmail.com@vger.kernel.org designates 147.75.80.249 as permitted sender) client-ip=147.75.80.249; Authentication-Results: mx.google.com; arc=pass (i=1 spf=pass spfdomain=m3kw2wvrgufz5godrsrytgd7.apphosting.bounces.google.com); spf=pass (google.com: domain of linux-kernel+bounces-130839-linux.lists.archive=gmail.com@vger.kernel.org designates 147.75.80.249 as permitted sender) smtp.mailfrom="linux-kernel+bounces-130839-linux.lists.archive=gmail.com@vger.kernel.org"; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=appspotmail.com 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 am.mirrors.kernel.org (Postfix) with ESMTPS id D0E261F27BEA for ; Thu, 4 Apr 2024 02:39:12 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 10AE41CAA8; Thu, 4 Apr 2024 02:39:07 +0000 (UTC) Received: from mail-io1-f71.google.com (mail-io1-f71.google.com [209.85.166.71]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 1F49B3FC2 for ; Thu, 4 Apr 2024 02:39:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.71 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712198346; cv=none; b=hg1AUp2eNcbwXiHsGoCfVd5OPdN2Vb6b9JR1Vi2mtyuyrndMJ31rCFyEsZsZSaKUiNBG5jtk+H5KFx8K+Rg9X2zYOF0BAZ6WmtgIkfpfCv6thMjPmyT6AHoy9QUH9GtYhdji+5R6YuXwedsb4KdnyUlh98DOzYg8mmVkiAMePxg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712198346; c=relaxed/simple; bh=MEe0MzLGdJql/DnSM4nY1OscnovHyp03ahMc85LihZA=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=l6/NY9oXA1/+82zuo/L6n6U56IAkUX3V6qmxh/ek3S+5HdlPOrMW0/0/JFGrcC43TEe8I5h4/7ovlPUbdpFkSGKnBaTm9d6U7C53NnejkD9i68LbweG524h4TvP7f3bL4ydws+NWmtcDYmHN3WlGPEQUV1MzDNjOrjshQVEdJEI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.client-ip=209.85.166.71 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com Received: by mail-io1-f71.google.com with SMTP id ca18e2360f4ac-7cbf092a502so59246639f.0 for ; Wed, 03 Apr 2024 19:39:04 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1712198344; x=1712803144; h=to:from:subject:message-id:in-reply-to:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=nlKfiMMTgxpZSq4XnNY3uaq1k86EbBK7PbjDB3tI9r8=; b=QzH00z/aO2SHiMqwjTj+5ai8Bawq033haZ/Dos3HVYYwkS4QaZDML/5Ro3Fv91vtfl a2WHoICs8TxTakHJ5ynbfDfopJOL0BY+/rknQkzVA/RVCiOQ4POA+7h07yKXENXfINPl WdJKBCw49B7l8CBRANPv4ybQ7n+fB3Ir7LDkgFLlGJcZdTb/O7xEqaXOSwsQ0ti4MmpZ QXanC0ak7z21NgoSlWuGQDUX3E/bqctPuiqnt1Dx/0UsfK2EyCmBjsj9uhLo/Sp1OQBv ab2Vz/LbzNJC9VP4W4i8KtN3eU/HIUYMRZdnlYPIR4nn111gcilMSHsu1IlZ5T+8aWJy qIgA== X-Forwarded-Encrypted: i=1; AJvYcCUUJyD+MK2RRnB8xsswN/spb5C+QFvyBlga8xnhdVQhahl8SX9iVOnwV6uXNjIhoXpmdFQ2tvcDeFG/sFla2Ls4WTxIWvdKx6P4G2Ht X-Gm-Message-State: AOJu0Yzb/1BbecnyNUvwo00bzASVFIqe7VQCgaRdQGq1GleOjeb9nAMx O6YnuEQoA545XaQ+y9KjZSHVUhTFCbHjAZ8ugDk79byI/KtCfd2weoHsnwSjsW5wJu2Nk300V6h um/d3zceBhqF+BPfBVuhjAWnsjkc5KsWcFUfkcdJB7ui+7QGzQXCAnsI= Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6638:6284:b0:47e:db25:8eb7 with SMTP id fh4-20020a056638628400b0047edb258eb7mr48890jab.2.1712198344346; Wed, 03 Apr 2024 19:39:04 -0700 (PDT) Date: Wed, 03 Apr 2024 19:39:04 -0700 In-Reply-To: <20240404021257.4018-1-hdanton@sina.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000019a4fe06153c3e35@google.com> Subject: Re: [syzbot] [kernfs?] possible deadlock in kernfs_fop_llseek From: syzbot To: hdanton@sina.com, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-and-tested-by: syzbot+9a5b0ced8b1bfb238b56@syzkaller.appspotmail.com Tested on: commit: fe46a7dd Merge tag 'sound-6.9-rc1' of git://git.kernel.. git tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git console output: https://syzkaller.appspot.com/x/log.txt?x=15410de3180000 kernel config: https://syzkaller.appspot.com/x/.config?x=4d90a36f0cab495a dashboard link: https://syzkaller.appspot.com/bug?extid=9a5b0ced8b1bfb238b56 compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 patch: https://syzkaller.appspot.com/x/patch.diff?x=153a4a3d180000 Note: testing is done by a robot and is best-effort only.