From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f197.google.com (mail-il1-f197.google.com [209.85.166.197]) (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 52C2F1BDD0 for ; Sat, 16 Mar 2024 17:18:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.197 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1710609483; cv=none; b=GxJSujT/QF65yAlPGuEgS4TNpG+I6J9vs9yjLD34P2SuAg87fhP8Y8UBusVewMgamNvxPXbDRK5Z+rCCiCWtZt0GG51j0xRkSlOFm9v04zLSx7bsZfgh5ucGpaeZrQrQtIG1IFev7nLfWszZTBv5MyKeRMaoFrDF9gmHqcQ+4kc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1710609483; c=relaxed/simple; bh=rdXGU4H11/Rq5F0nYUcD2gQwSnehnBMG7uxvjVyx7Mw=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=UZD7vjwmGp3A0Nz3UoIUzAFhPRB6v0samTSTxwyeOId6vfU+CDaQHc46nq57aMFmyKyOhL67HzH5P5IrAFj4YkR8f0YM4LM9EWOa/2CCTpgmQfikasc7nAAVfxYqav1wVxAlmp+bsjSiTiPPekJcdisuCm1GXCioapGiqBOOt3U= 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=209.85.166.197 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-il1-f197.google.com with SMTP id e9e14a558f8ab-3657cf730a0so34628925ab.2 for ; Sat, 16 Mar 2024 10:18:02 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1710609481; x=1711214281; 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=xhM0gim6EF1YfH3MdtafDzmojNURjVNL+R2IpqotLCI=; b=MFpmXNPE/20/iFRRn09XlY16QnccnKKOUTn8LSVvinJfc9f5W3LqTmEAw0QA3Ib7mC gmL6aDj1yEg5C+Vwr9tw1BByslhfZXIZlj5UbUtU03qUSptcj4nEizmLpc6QT4+MTpF8 fonjtgnFwXFZcXq2rLODLS18lUsXeJaK2iIdbqeUqautpeI4tb/KYPSK/+dMwGz9u1fg DeVRJnXCgwSegHhHOACs6W+3RxOUJ0gBHVDngYbrE4OrwDc7bNQvm2B5PUu668yYKyhx h+XcWl4Z2s87NO6RMjo27gVcgi1jpUByxE9vjCRi/IXNB0hBzZ//JUwuwNCLnS47x8pp obOg== X-Forwarded-Encrypted: i=1; AJvYcCU1dbOOYoF6FVXtEBdP9G8zt7LyfDcL3njg6oiL0dI2yWcFczE19Be+kCgD1vVVC7VwHwvCFnR0j0tIoWCXeDNRo+rUM0MONQc= X-Gm-Message-State: AOJu0Yyq5KguiiF3KR3VDfkBOy5s1DDibCjRntGzEZBCjBD+fw2T2u9c TmdLD8gOXeh1GtMQ0BBaZd3JvAacJqffHsrr/31RbGXKpXfvNOT+2/739B2acTVv213Bzi8NfXG vRtIjAhgnomDpSEy9wqpekgFS1ddSh5kZjDBdftcyRvprmGnxYlNnleM= X-Google-Smtp-Source: AGHT+IGbh8CgYLlXYyb2rdwY1DPoaPJm+/aXkkT4BfWZP495D8dscBNjGHdwHaTcSCwqHIzyDWtSgRN34xGRThIX2K3Qd0gl10B7 Precedence: bulk X-Mailing-List: io-uring@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a92:b743:0:b0:366:a4df:fc93 with SMTP id c3-20020a92b743000000b00366a4dffc93mr94888ilm.6.1710609481540; Sat, 16 Mar 2024 10:18:01 -0700 (PDT) Date: Sat, 16 Mar 2024 10:18:01 -0700 In-Reply-To: <7c16c203-8b5f-41cd-8c86-cba36887b505@kernel.dk> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000007f33eb0613ca4e5c@google.com> Subject: Re: [syzbot] [io-uring?] KMSAN: uninit-value in io_sendrecv_fail From: syzbot To: asml.silence@gmail.com, axboe@kernel.dk, io-uring@vger.kernel.org, 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+f8e9a371388aa62ecab4@syzkaller.appspotmail.com Tested on: commit: ae551333 io_uring: clear opcode specific data for an e.. git tree: git://git.kernel.dk/linux.git io_uring-6.9 console output: https://syzkaller.appspot.com/x/log.txt?x=12656231180000 kernel config: https://syzkaller.appspot.com/x/.config?x=a271c5dca0ff14df dashboard link: https://syzkaller.appspot.com/bug?extid=f8e9a371388aa62ecab4 compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 Note: no patches were applied. Note: testing is done by a robot and is best-effort only.