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Mon, 01 May 2023 10:05:05 -0700 (PDT) Date: Mon, 01 May 2023 10:05:05 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000000534da05faa4d3d4@google.com> From: syzbot To: chao@kernel.org, jaegeuk@kernel.org, linux-f2fs-devel@lists.sourceforge.net, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com X-Headers-End: 1ptWxb-0001o1-9u Subject: [f2fs-dev] [syzbot] [f2fs?] WARNING: lock held when returning to user space in f2fs_write_single_data_page X-BeenThere: linux-f2fs-devel@lists.sourceforge.net X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: linux-f2fs-devel-bounces@lists.sourceforge.net Hello, syzbot found the following issue on: HEAD commit: 58390c8ce1bd Merge tag 'iommu-updates-v6.4' of git://git.k.. git tree: upstream console+strace: https://syzkaller.appspot.com/x/log.txt?x=136e6ef8280000 kernel config: https://syzkaller.appspot.com/x/.config?x=5eadbf0d3c2ece89 dashboard link: https://syzkaller.appspot.com/bug?extid=eb6201248f684e99b9f8 compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=16bbb03c280000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=140d36f8280000 Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/60130779f509/disk-58390c8c.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/d7f0cdd29b71/vmlinux-58390c8c.xz kernel image: https://storage.googleapis.com/syzbot-assets/de415ad52ae4/bzImage-58390c8c.xz mounted in repro: https://storage.googleapis.com/syzbot-assets/dc89d01cd6e9/mount_0.gz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+eb6201248f684e99b9f8@syzkaller.appspotmail.com syz-executor768: attempt to access beyond end of device loop0: rw=2049, sector=77824, nr_sectors = 2048 limit=63271 syz-executor768: attempt to access beyond end of device loop0: rw=2049, sector=79872, nr_sectors = 2048 limit=63271 ================================================ WARNING: lock held when returning to user space! 6.3.0-syzkaller-12049-g58390c8ce1bd #0 Not tainted ------------------------------------------------ syz-executor768/4998 is leaving the kernel with locks still held! 1 lock held by syz-executor768/4998: #0: ffff88807e800448 (&sbi->node_write){++++}-{3:3}, at: f2fs_down_read fs/f2fs/f2fs.h:2087 [inline] #0: ffff88807e800448 (&sbi->node_write){++++}-{3:3}, at: f2fs_write_single_data_page+0xa10/0x1d50 fs/f2fs/data.c:2842 --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@googlegroups.com. syzbot will keep track of this issue. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot. If the bug is already fixed, let syzbot know by replying with: #syz fix: exact-commit-title If you want syzbot to run the reproducer, reply with: #syz test: git://repo/address.git branch-or-commit-hash If you attach or paste a git patch, syzbot will apply it before testing. If you want to change bug's subsystems, reply with: #syz set subsystems: new-subsystem (See the list of subsystem names on the web dashboard) If the bug is a duplicate of another bug, reply with: #syz dup: exact-subject-of-another-report If you want to undo deduplication, reply with: #syz undup _______________________________________________ Linux-f2fs-devel mailing list Linux-f2fs-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 817AAC77B73 for ; Mon, 1 May 2023 17:13:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233076AbjEARMJ (ORCPT ); Mon, 1 May 2023 13:12:09 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43568 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232579AbjEARJk (ORCPT ); Mon, 1 May 2023 13:09:40 -0400 Received: from mail-io1-f80.google.com (mail-io1-f80.google.com [209.85.166.80]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3311930D7 for ; Mon, 1 May 2023 10:06:08 -0700 (PDT) Received: by mail-io1-f80.google.com with SMTP id ca18e2360f4ac-760ed929d24so363043139f.2 for ; Mon, 01 May 2023 10:06:08 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1682960705; x=1685552705; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=c7hKOKbJMl2YcfkxcJZJbcJ0r0WbQba+Lj4vLNvcKOE=; b=HjnFpKj0A79asFLWDQmlLTrWYUIbtTZmawjQ6P9+Oi1kD3DHwjqpw/KPjOuqcSgnGC 2gtOmU3+O3kbPOajXcr47ua9itKXTMBk8z01/bp8LLL9pZ3wh/OCB7MopPs6EkGUqaEU J/GB5y0p79El8/HGwTzYmgIWAUJuH8ROUtNtIHAE8P8rAsa1HPx4QowpSpj3fR5BkK0E 3gKr/aLam4ZMnCKyEBO5JeX2slrhUtyO/L7HGh0HRPgEjsc729bAeuppbMDTTwKhF4qa ioStfWKYEQv1Ge4XTOmibUUSBPLZJqQdhxqYacnxVC3W7juAACxHVbZqybGO9KNi5KzT xF/w== X-Gm-Message-State: AC+VfDyRohNtxYBW2kgkiFE4Kfi36LbY0Rf7Qru9n9Gyk4KkHiM8DvFn fqUwFvJrTUL4pqZOJNWUh4ZS9VCbLPB6CXrOW0dvEDQZSq+n X-Google-Smtp-Source: ACHHUZ5FVEo4YIYIOxSOTqYoStsO2FMW1fltRzaNlRIlAPBCKX6aQmNn7FN7CSNEMFtrbbLgQtxJDHAg67n5/kE75ozY5FZzLBwM MIME-Version: 1.0 X-Received: by 2002:a02:6207:0:b0:40f:9262:b588 with SMTP id d7-20020a026207000000b0040f9262b588mr5871886jac.6.1682960705456; Mon, 01 May 2023 10:05:05 -0700 (PDT) Date: Mon, 01 May 2023 10:05:05 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000000534da05faa4d3d4@google.com> Subject: [syzbot] [f2fs?] WARNING: lock held when returning to user space in f2fs_write_single_data_page From: syzbot To: chao@kernel.org, jaegeuk@kernel.org, linux-f2fs-devel@lists.sourceforge.net, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org Hello, syzbot found the following issue on: HEAD commit: 58390c8ce1bd Merge tag 'iommu-updates-v6.4' of git://git.k.. git tree: upstream console+strace: https://syzkaller.appspot.com/x/log.txt?x=136e6ef8280000 kernel config: https://syzkaller.appspot.com/x/.config?x=5eadbf0d3c2ece89 dashboard link: https://syzkaller.appspot.com/bug?extid=eb6201248f684e99b9f8 compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=16bbb03c280000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=140d36f8280000 Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/60130779f509/disk-58390c8c.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/d7f0cdd29b71/vmlinux-58390c8c.xz kernel image: https://storage.googleapis.com/syzbot-assets/de415ad52ae4/bzImage-58390c8c.xz mounted in repro: https://storage.googleapis.com/syzbot-assets/dc89d01cd6e9/mount_0.gz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+eb6201248f684e99b9f8@syzkaller.appspotmail.com syz-executor768: attempt to access beyond end of device loop0: rw=2049, sector=77824, nr_sectors = 2048 limit=63271 syz-executor768: attempt to access beyond end of device loop0: rw=2049, sector=79872, nr_sectors = 2048 limit=63271 ================================================ WARNING: lock held when returning to user space! 6.3.0-syzkaller-12049-g58390c8ce1bd #0 Not tainted ------------------------------------------------ syz-executor768/4998 is leaving the kernel with locks still held! 1 lock held by syz-executor768/4998: #0: ffff88807e800448 (&sbi->node_write){++++}-{3:3}, at: f2fs_down_read fs/f2fs/f2fs.h:2087 [inline] #0: ffff88807e800448 (&sbi->node_write){++++}-{3:3}, at: f2fs_write_single_data_page+0xa10/0x1d50 fs/f2fs/data.c:2842 --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@googlegroups.com. syzbot will keep track of this issue. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot. If the bug is already fixed, let syzbot know by replying with: #syz fix: exact-commit-title If you want syzbot to run the reproducer, reply with: #syz test: git://repo/address.git branch-or-commit-hash If you attach or paste a git patch, syzbot will apply it before testing. If you want to change bug's subsystems, reply with: #syz set subsystems: new-subsystem (See the list of subsystem names on the web dashboard) If the bug is a duplicate of another bug, reply with: #syz dup: exact-subject-of-another-report If you want to undo deduplication, reply with: #syz undup