From nobody Wed Oct 1 22:33:22 2025 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 BE5E522D785 for ; Sat, 27 Sep 2025 05:31:26 +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=1758951088; cv=none; b=R94cdkv31/PCkhupDaFC7weqUywFlHVXhtJRv4P8M41gQZHKx3lYQVn3V6iom0C48x645a7y/Hae0AjZYfMb9EVX4PuxlWeQxwtQMRqkLcCHuTjb7U29ND83485npLqsOiCoLBbe2q6EqagcR2WSzBQttig4DoGj4iLCI3epoBs= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1758951088; c=relaxed/simple; bh=fXBasStR0YvzNi3/zlKF4ETowfRlGKbvHLdhK+kzfzk=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=UnUYWuEDXezuvuaQ9vciBMKdx1vkVJX3VVBrJtPq/vwQfgXTpJ11HbClvOu+/vuZtS0OBUUPVEYK/0A5AWsW1nxQsXcNI7b/t6Hk03ZiBXtsfrXYvypdnJrwy4VILmMtFLD7n0pTorJE7v+u6P1+MeFxUe/ma4xd+k80dmWV8vU= 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-4284df6ceaaso19932155ab.1 for ; Fri, 26 Sep 2025 22:31:26 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1758951086; x=1759555886; 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=eN6OOFHSGB3d8o4/QsodOZBDtUtXieIEg6JEe9KrIm0=; b=r3eJWFbv0RrDH5XTpw8eVPq4dPNByhrljLS+LXW5UjsM+vWFwwi4w3tEa/er83OMLj 0u70UMRVwaJcYxFAw+nvaMEZgrZD2hqGcuBC+scSfdA3UgUGhNVMYaroKp4tDYN/PaZ0 BmjnK6VxxNrfupRmfnTZNcq/yraDnfKHqtyLps8z52NZYhVReaQ893OldrKS8LaHARAK MOKExKTam02CJ2omj2M1ppfHruqolhOXkK8SIB5en1D4os61Go65FTmF2vvzcr8om0dx 5vtkd0C8ITXUUcqPdqApPKBjpvxGzIuthPgL1x0xEw7o5NwLRKU1oor5aa6fOgibjQCH 1CJA== X-Gm-Message-State: AOJu0YzJ7hpTs1RwCK6y2RYJeYMl/E9vCvukRP4acFr1oy0QMRN5maay svSOSvohUwy9ZUxeWht/D0X0erNv4ASo3LNgwyZkGXYulPOCIIH2yasSfP772qcE5Iid/23JUMj b/7wMbcgz/wUrI5TxqPhnqCYWGAnw+t3O6FxOrg6yrBeVpruuVcl16kCsS/c= X-Google-Smtp-Source: AGHT+IHmtS0FQXqBsaEOU78WaSVyUyIuf1PdShKNTsfAhmDxGButxaGCf/aoppF3OYfouP4j/Mx6aKoKnUnoNxDnhoN0Wq5Z/+RQ Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1a06:b0:427:d82b:1f36 with SMTP id e9e14a558f8ab-427d82b1ffemr55385555ab.32.1758951085968; Fri, 26 Sep 2025 22:31:25 -0700 (PDT) Date: Fri, 26 Sep 2025 22:31:25 -0700 In-Reply-To: <0000000000001c59010612fd7c60@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <68d776ad.a70a0220.10c4b.000a.GAE@google.com> Subject: Forwarded: KMSAN: uninit-value in hfsplus_strcasecmp From: syzbot To: linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" For archival purposes, forwarding an incoming command email to linux-kernel@vger.kernel.org. *** Subject: KMSAN: uninit-value in hfsplus_strcasecmp Author: rampxxxx@gmail.com #syz test --- fs/hfsplus/bfind.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/hfsplus/bfind.c b/fs/hfsplus/bfind.c index 901e83d65d20..75f1c029c2ed 100644 --- a/fs/hfsplus/bfind.c +++ b/fs/hfsplus/bfind.c @@ -18,7 +18,7 @@ int hfs_find_init(struct hfs_btree *tree, struct hfs_find_data *fd) fd->tree =3D tree; fd->bnode =3D NULL; - ptr =3D kmalloc(tree->max_key_len * 2 + 4, GFP_KERNEL); + ptr =3D kzalloc(tree->max_key_len * 2 + 4, GFP_KERNEL); if (!ptr) return -ENOMEM; fd->search_key =3D ptr; -- 2.50.1