From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 499C4C433FE for ; Tue, 11 Oct 2022 11:00:44 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 9B5B96B0072; Tue, 11 Oct 2022 07:00:43 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 965996B0073; Tue, 11 Oct 2022 07:00:43 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 82CEB6B0074; Tue, 11 Oct 2022 07:00:43 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0011.hostedemail.com [216.40.44.11]) by kanga.kvack.org (Postfix) with ESMTP id 62D116B0072 for ; Tue, 11 Oct 2022 07:00:43 -0400 (EDT) Received: from smtpin19.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay08.hostedemail.com (Postfix) with ESMTP id 073341406CB for ; Tue, 11 Oct 2022 11:00:43 +0000 (UTC) X-FDA: 80008375566.19.83C4768 Received: from mail-io1-f69.google.com (mail-io1-f69.google.com [209.85.166.69]) by imf25.hostedemail.com (Postfix) with ESMTP id 474BBA0056 for ; Tue, 11 Oct 2022 11:00:34 +0000 (UTC) Received: by mail-io1-f69.google.com with SMTP id h2-20020a056602154200b006bb5f8574afso8997641iow.13 for ; Tue, 11 Oct 2022 04:00:34 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; 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=8OBupGJfUlsBck0WLDpt6ifV+vV4bqTkfborNc+/nxg=; b=AshOeG9kcf+Uo/QIj4QkfrJ7Rnwkgyc+X5xrlG9RDhb/DVauMSW2/w2vsZ0CG1M+9Y xOsFhdXz39ZilERJVrSARpuw/nMRIMBWFe4D+2wnJZsDlu3ZqfGBFyABHEaoCtUm0ijU nhG/tGeMZTZrfIHVUsDSL7ij3wLVXv6xMjFj8spW/Ih6lu/BHDIdYjGDxEkIUmx/ym/w QZJLLXyFpoNezihSgU2/2T0NOVmv+OLWsDOQmeBF0X95pqXUFh7xAL/4O29llmrM9GCd aC6Jg88VD5Zv/1tl2rhiYAEwGQ64M2Vy9MHVsp7fZQ+XtTH7rao3GpxGv4FwIfix7tf6 NWpg== X-Gm-Message-State: ACrzQf3gqgyR1ohvNrRYk+mq5iLwgVckM1LdDUfK9nJHw12a0Uk4v4e9 Z+8IbP8Lj9fLHGyqMMfQoH+CgutlNGnV91zASaW9J5/XTqTJ X-Google-Smtp-Source: AMsMyM6YbkfQy8kTEuw8w5ynkeuzS7bIkOFds9eGDyJisa4KJPH+sLLWrI4SlRZgcLJBOEm+m4raf163uo4w8S5Vju/W0NGFmWNY MIME-Version: 1.0 X-Received: by 2002:a05:6602:26d4:b0:6a3:f88e:4852 with SMTP id g20-20020a05660226d400b006a3f88e4852mr10343152ioo.55.1665486023284; Tue, 11 Oct 2022 04:00:23 -0700 (PDT) Date: Tue, 11 Oct 2022 04:00:23 -0700 In-Reply-To: <4449089.LvFx2qVVIh@mypc> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000cbe1c005eac02e1a@google.com> Subject: Re: [syzbot] memory leak in __get_metapage From: syzbot To: akpm@linux-foundation.org, fmdefrancesco@gmail.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1665486035; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:mime-version:mime-version: content-type:content-type:content-transfer-encoding: in-reply-to:in-reply-to:references; bh=8OBupGJfUlsBck0WLDpt6ifV+vV4bqTkfborNc+/nxg=; b=EdkTYaumf4lReYX3R/3YysZ6SGQrxajJplTjaGjcAQAvg5gc576s6xJ7JyLNDqhsyU9VCe sQTGB3xSW1dzKnxlR7qPp6iK/o3WdJSRIdXQXspyIUIkKkZwFiJZUgB4BFlYiurw6rGwuR 92tL9dreMGsDiThGpVJdaPOXyJQgErg= ARC-Authentication-Results: i=1; imf25.hostedemail.com; dkim=none; spf=pass (imf25.hostedemail.com: domain of 3x0xFYwkbAJYIOPA0BB4H0FF83.6EE6B4KI4H2EDJ4DJ.2EC@M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com designates 209.85.166.69 as permitted sender) smtp.mailfrom=3x0xFYwkbAJYIOPA0BB4H0FF83.6EE6B4KI4H2EDJ4DJ.2EC@M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; dmarc=fail reason="SPF not aligned (relaxed), No valid DKIM" header.from=appspotmail.com (policy=none) ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1665486035; a=rsa-sha256; cv=none; b=qJARjuwPQ1CzFifEbOHQaQW9Zhz709GzkA8lCj5j2GS9N72rxa7TBhlKq+oS3EYgjEh9XH 7/AOFXZBsfNEXv9p5ETl6YSm3yh5M/S6MHOkAvIuqUBWxBgtdJ0tuP+k4FLy8WSPj7BQPI 0fOCwmNNR9zRQgK1E9YCxr4yjzbsqf0= Authentication-Results: imf25.hostedemail.com; dkim=none; spf=pass (imf25.hostedemail.com: domain of 3x0xFYwkbAJYIOPA0BB4H0FF83.6EE6B4KI4H2EDJ4DJ.2EC@M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com designates 209.85.166.69 as permitted sender) smtp.mailfrom=3x0xFYwkbAJYIOPA0BB4H0FF83.6EE6B4KI4H2EDJ4DJ.2EC@M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; dmarc=fail reason="SPF not aligned (relaxed), No valid DKIM" header.from=appspotmail.com (policy=none) X-Rspam-User: X-Stat-Signature: uy3wxryazo68yshu8xkcjmfatwmnsmdr X-Rspamd-Queue-Id: 474BBA0056 X-Rspamd-Server: rspam01 X-HE-Tag: 1665486034-417334 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Hello, syzbot has tested the proposed patch but the reproducer is still triggering an issue: memory leak in __get_metapage BUG: memory leak unreferenced object 0xffff888115b53800 (size 128): comm "syz-executor.0", pid 4198, jiffies 4294944352 (age 13.760s) hex dump (first 32 bytes): 00 10 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [] mempool_alloc+0x73/0x230 mm/mempool.c:392 [] alloc_metapage fs/jfs/jfs_metapage.c:176 [inline] [] __get_metapage+0x3ae/0xae0 fs/jfs/jfs_metapage.c:651 [] diNewExt+0x3f2/0x9d0 fs/jfs/jfs_imap.c:2265 [] diAllocExt fs/jfs/jfs_imap.c:1945 [inline] [] diAllocAG+0x9a4/0xd50 fs/jfs/jfs_imap.c:1662 [] diAlloc+0x31f/0x900 fs/jfs/jfs_imap.c:1583 [] ialloc+0x6a/0x3a0 fs/jfs/jfs_inode.c:56 [] jfs_mkdir+0xf7/0x480 fs/jfs/namei.c:225 [] vfs_mkdir+0x223/0x340 fs/namei.c:4035 [] do_mkdirat+0x1a5/0x1e0 fs/namei.c:4060 [] __do_sys_mkdir fs/namei.c:4080 [inline] [] __se_sys_mkdir fs/namei.c:4078 [inline] [] __x64_sys_mkdir+0x69/0x90 fs/namei.c:4078 [] do_syscall_x64 arch/x86/entry/common.c:50 [inline] [] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 [] entry_SYSCALL_64_after_hwframe+0x63/0xcd BUG: memory leak unreferenced object 0xffff888115b53880 (size 128): comm "syz-executor.0", pid 4198, jiffies 4294944352 (age 13.760s) hex dump (first 32 bytes): 00 10 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [] mempool_alloc+0x73/0x230 mm/mempool.c:392 [] alloc_metapage fs/jfs/jfs_metapage.c:176 [inline] [] __get_metapage+0x3ae/0xae0 fs/jfs/jfs_metapage.c:651 [] diNewExt+0x3f2/0x9d0 fs/jfs/jfs_imap.c:2265 [] diAllocExt fs/jfs/jfs_imap.c:1945 [inline] [] diAllocAG+0x9a4/0xd50 fs/jfs/jfs_imap.c:1662 [] diAlloc+0x31f/0x900 fs/jfs/jfs_imap.c:1583 [] ialloc+0x6a/0x3a0 fs/jfs/jfs_inode.c:56 [] jfs_mkdir+0xf7/0x480 fs/jfs/namei.c:225 [] vfs_mkdir+0x223/0x340 fs/namei.c:4035 [] do_mkdirat+0x1a5/0x1e0 fs/namei.c:4060 [] __do_sys_mkdir fs/namei.c:4080 [inline] [] __se_sys_mkdir fs/namei.c:4078 [inline] [] __x64_sys_mkdir+0x69/0x90 fs/namei.c:4078 [] do_syscall_x64 arch/x86/entry/common.c:50 [inline] [] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 [] entry_SYSCALL_64_after_hwframe+0x63/0xcd BUG: memory leak unreferenced object 0xffff888115b53900 (size 128): comm "syz-executor.0", pid 4198, jiffies 4294944352 (age 13.760s) hex dump (first 32 bytes): 00 10 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [] mempool_alloc+0x73/0x230 mm/mempool.c:392 [] alloc_metapage fs/jfs/jfs_metapage.c:176 [inline] [] __get_metapage+0x3ae/0xae0 fs/jfs/jfs_metapage.c:651 [] diNewExt+0x3f2/0x9d0 fs/jfs/jfs_imap.c:2265 [] diAllocExt fs/jfs/jfs_imap.c:1945 [inline] [] diAllocAG+0x9a4/0xd50 fs/jfs/jfs_imap.c:1662 [] diAlloc+0x31f/0x900 fs/jfs/jfs_imap.c:1583 [] ialloc+0x6a/0x3a0 fs/jfs/jfs_inode.c:56 [] jfs_mkdir+0xf7/0x480 fs/jfs/namei.c:225 [] vfs_mkdir+0x223/0x340 fs/namei.c:4035 [] do_mkdirat+0x1a5/0x1e0 fs/namei.c:4060 [] __do_sys_mkdir fs/namei.c:4080 [inline] [] __se_sys_mkdir fs/namei.c:4078 [inline] [] __x64_sys_mkdir+0x69/0x90 fs/namei.c:4078 [] do_syscall_x64 arch/x86/entry/common.c:50 [inline] [] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 [] entry_SYSCALL_64_after_hwframe+0x63/0xcd BUG: memory leak unreferenced object 0xffff888116622700 (size 128): comm "syz-executor.0", pid 4739, jiffies 4294944954 (age 7.740s) hex dump (first 32 bytes): 00 10 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [] mempool_alloc+0x73/0x230 mm/mempool.c:392 [] alloc_metapage fs/jfs/jfs_metapage.c:176 [inline] [] __get_metapage+0x3ae/0xae0 fs/jfs/jfs_metapage.c:651 [] diNewExt+0x3f2/0x9d0 fs/jfs/jfs_imap.c:2265 [] diAllocExt fs/jfs/jfs_imap.c:1945 [inline] [] diAllocAG+0x9a4/0xd50 fs/jfs/jfs_imap.c:1662 [] diAlloc+0x31f/0x900 fs/jfs/jfs_imap.c:1583 [] ialloc+0x6a/0x3a0 fs/jfs/jfs_inode.c:56 [] jfs_mkdir+0xf7/0x480 fs/jfs/namei.c:225 [] vfs_mkdir+0x223/0x340 fs/namei.c:4035 [] do_mkdirat+0x1a5/0x1e0 fs/namei.c:4060 [] __do_sys_mkdir fs/namei.c:4080 [inline] [] __se_sys_mkdir fs/namei.c:4078 [inline] [] __x64_sys_mkdir+0x69/0x90 fs/namei.c:4078 [] do_syscall_x64 arch/x86/entry/common.c:50 [inline] [] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 [] entry_SYSCALL_64_after_hwframe+0x63/0xcd Tested on: commit: 60bb8154 Merge tag 'xfs-6.1-for-linus' of git://git.ke.. git tree: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git -- console output: https://syzkaller.appspot.com/x/log.txt?x=171a96dc880000 kernel config: https://syzkaller.appspot.com/x/.config?x=589d84e4754dd2fa dashboard link: https://syzkaller.appspot.com/bug?extid=389b82b29093b3e2640a compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 patch: https://syzkaller.appspot.com/x/patch.diff?x=1095fc78880000