From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-oi1-f198.google.com (mail-oi1-f198.google.com [209.85.167.198]) (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 9F75148CD48 for ; Thu, 24 Sep 2026 14:58:26 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.167.198 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790261912; cv=none; b=KDI9+3pyCUYW/agXfY1vYmGIoFOJFY7xq+9+/4RIKDWEM4GV+GhTenk7yzwnnoHE5DvZgokWZ2qyO/w92R8ZrjqSdUcYJ71c07av71BIw4jFyCxcDmj+SWUDQymDvP7HVAZSniCONe2wDgkqQffZtWR/iUDCC1KBPiIRSweFsrA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790261912; c=relaxed/simple; bh=HvsHnujOTR+tbTjTf+ubB9CPmb7Zr3dQaWbiDzd/IhU=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=KtU5RANEEaykhozGS2x6BgIudSM1PXaiWnQyL/84nyuDWuyq8o34Bfu8e5xO8FP1VBachjx7VdGUM/xjqLkpGwSNOwC12P6xLKutqaosm+hEr5BO5MYPeVno5dOuVxn2tHeagLiJ5MoiS9arWAYWz4Z0MtKieVNRUz2Cyq9X4Mw= 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=209.85.167.198 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-oi1-f198.google.com with SMTP id 5614622812f47-4b37620eb73so3363513b6e.1 for ; Thu, 24 Sep 2026 07:58:25 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20260707; t=1790261901; x=1790866701; h=content-type:to:from:subject:message-id:in-reply-to:date :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to:content-type; bh=S3M+ar6YBdgnzj1/7DVo4OrJetEqbREAyuzbpQVgYiE=; b=KpSRqkAayyciBS+YZ/eWK5Y9Atb923I6/pR+vIewi9UohteHT+MH33KZrNBa0827nV zmFrrQkGtw7/rBPA2JAvB+cWvp00e49yE2Rwl9gAkD0N5wuiaA+cEq1gkAaJarEHXo7Y LOsxbNj7zIS5ctkT2ChkaGupZ1DBuvAWQvnVoL1/PvWGPgKyxG5GIbba6sasrDiRZlel LPiSan6jCAzA8eHvARNHWU65TrsUWUmpy16HRDoQNbekjQsBYCna6yzIWiHdZBXOqcuv IzX+6gusEGSOHzXqsADfc6Xydv5jYGMeZHaiHbbQuVQikWiK6fjdoKu9mzet+AUQSJdB IUkg== X-Gm-Message-State: AFuF++lc8UY7eGJWLOVxy51HpA8+zqAp4qZHFvM3r81oGg4QeDEUGUHu AZErd4kma4MLs/zHmi2nC5wlKnsiA2FtWmD+T0LNBR91hsf0PXYHJZf7GmAuiSffx8nj2/cq1qM MAAQGTNqhWRqGsw/9B10TWH9oqf/lfrCjqT7GX9d+pPGwIpp91gbQBI3fMdw= Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6808:3306:b0:4a3:f4b7:cbdf with SMTP id 5614622812f47-4d72e671f07mr3044756b6e.15.1790261901097; Thu, 24 Sep 2026 07:58:21 -0700 (PDT) Date: Thu, 24 Sep 2026 07:58:21 -0700 In-Reply-To: <6ab41129.e548f532.1ca396.001f.GAE@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6ab53a8d.7428d045.30104c.0007.GAE@google.com> Subject: Forwarded: [PATCH] Testing ppl_conf for a null pointer From: syzbot To: linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" For archival purposes, forwarding an incoming command email to linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com. *** Subject: [PATCH] Testing ppl_conf for a null pointer Author: nsvatoslav515@gmail.com #syz test: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 50d05c7c76c9 Signed-off-by: Svyatoslav Nikolenko --- drivers/md/raid5-ppl.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/md/raid5-ppl.c b/drivers/md/raid5-ppl.c index 7f8a9d3fd578..e54ed4e44b0f 100644 --- a/drivers/md/raid5-ppl.c +++ b/drivers/md/raid5-ppl.c @@ -535,6 +535,9 @@ void ppl_write_stripe_run(struct r5conf *conf) struct ppl_log *log; int i; + if (!ppl_conf) + return; + for (i = 0; i < ppl_conf->count; i++) { log = &ppl_conf->child_logs[i]; -- 2.47.3