From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f199.google.com (mail-il1-f199.google.com [209.85.166.199]) (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 5410E364A1 for ; Sun, 23 Jun 2024 20:14:40 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.199 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1719173681; cv=none; b=ogUoky12JjNKBqv4HGI/H8JBuxuoOQbHfc2A7vHHr4Zt03rr2yHlUC4pxUfqK2V/qbT6XKQiQpjmNfVbZJ2VQwRNawNb0z78dxJvzpN6fr7o5b/OCYkIS0m16JZDMY0gHugd2GHUdysc8OkeXDwo/qgvUGM5jc1dO7N/q9kT8ms= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1719173681; c=relaxed/simple; bh=FSKipD7cHC4WSSpgaCBSZHQhigNEYwvqozYjy/Hb9X8=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To:Cc: Content-Type; b=P/GUtjwLHH2aH00MdlubBCjPm7zqasmAeP4FwYQPr0aFzIsDyfc/rh06Gz6tb0My37J/WaxBG+CZOy7iR9EHs4iBVw1N8lBA9bgESF8p4WCxm3m7bMl5qCK+ZjcblQNuVuxuAI7vGL3SkOCs526AKUNEVa/R0LXwPi0V8DQvWhw= 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=209.85.166.199 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-f199.google.com with SMTP id e9e14a558f8ab-375e45a4110so44226615ab.1 for ; Sun, 23 Jun 2024 13:14:40 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1719173679; x=1719778479; h=cc: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=1tMg9LYLzLm4VJm96LT1UiY+12xRPI6bDv1tX8aVPS8=; b=B5bHcFyCpqjC09FmUHaEzyiHU3nydMIX8uGkoGGF3IFcZmiQXIMGelai0c/Jh8uU/0 x1BDrrgK07U2ZU4i4Cu77HB4h6H24o+4YQuAdA0RQlvR4p8CIw2friKoKVUTVcp2M9Qi W6uUKW2DF27amWi7famxjUfbkHtIXODgNFob47l2jAo68yJ3Py2BDLNIsGuJ5FxuAKNk CSGvFhYbyb7p6qY2mIkEX6XEXB5jwfs1zZ3zuVvjht9gCZjNPq3eI4iNxqULgSv5Yi7H AkcxT+hINU7cGkf1VgBBO85S62FfiQRvK3zApLBkZZRJLI4eBr0FzPgPqZL3C+9LjV++ 7Btw== X-Forwarded-Encrypted: i=1; AJvYcCWjZSKN4Vrb+If+3IPxucMsxFI7F0GaPi20uvjWd8BJpBtz4CJrlUKeqUBB2+vYJdnikNVkJ1O4xVphg6N73S35uir1xaboCNchtXGs X-Gm-Message-State: AOJu0YwkEV15eMEjvHOAvq8bQOKtJcOxZnXX+Rd9QdEZGR0cl+PIxJ9m SDAkN06a0664VdVxTXFOj9oID/W2Ha4fqIEU9hxx4qiUs5WrQc/MP2Hnj9pO47PYG5yyzGHghIM ghcSAhTRs+MiVuPRsNRD9TTkA6/4yEfnLm3tLr14lsF33kmerM/HbFpQ= X-Google-Smtp-Source: AGHT+IGTaggorNMy9W1qpcEVVHjCiDIINbq0kH7ResX2z8nGtrwyp0J0PNQjvOTQgZStriGxBtqJgTcYe/wjr+FiGG9wFjrv2M7F Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1d9c:b0:36c:5520:9597 with SMTP id e9e14a558f8ab-3763f70d037mr3164415ab.6.1719173679551; Sun, 23 Jun 2024 13:14:39 -0700 (PDT) Date: Sun, 23 Jun 2024 13:14:39 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000007a250c061b945025@google.com> Subject: Re: KMSAN: uninit-value in nci_rx_work From: syzbot To: jain.abhinav177@gmail.com Cc: jain.abhinav177@gmail.com, syzkaller-bugs@googlegroups.com, linux-kernel@vger.kernel.org Content-Type: text/plain; charset="UTF-8" > #syz test https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git want either no args or 2 args (repo, branch), got 1 > 614da38e2f7a > > --- a/net/nfc/nci/core.c > +++ b/net/nfc/nci/core.c > @@ -1510,6 +1510,8 @@ static void nci_rx_work(struct work_struct *work) > struct sk_buff *skb; > > for (; (skb = skb_dequeue(&ndev->rx_q)); kcov_remote_stop()) { > + if (!skb) > + return; > kcov_remote_start_common(skb_get_kcov_handle(skb)); > > /* Send copy to sniffer */ > --diff --git a/net/nfc/nci/core.c b/net/nfc/nci/core.c > index b133dc55304c..507b92e4978c 100644 > --- a/net/nfc/nci/core.c > +++ b/net/nfc/nci/core.c > @@ -1510,6 +1510,8 @@ static void nci_rx_work(struct work_struct *work) > struct sk_buff *skb; > > for (; (skb = skb_dequeue(&ndev->rx_q)); kcov_remote_stop()) { > + if (!skb) > + return; > kcov_remote_start_common(skb_get_kcov_handle(skb)); > > /* Send copy to sniffer */ > --