From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f72.google.com (mail-io1-f72.google.com [209.85.166.72]) (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 025D518EB1 for ; Wed, 17 Jul 2024 07:13:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.72 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721200386; cv=none; b=rgZqL39t1Xg09LctH0rFQ7VGRzRv6+oYu9RlwJDcd/CugNr0cbGWl3IbmFLSDOB32Y/EnNOYCsg1fw6zhHo/nyKA421RVtTsDXG79WtzfMYtUkkcTuXi2OKh9f5Qpb3cYg4ALbYnK3nJ444j41HRsp7TxE4X9/Wg79BhQ4Bs7qw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721200386; c=relaxed/simple; bh=7iE1cPVpc8Rfetpz5YFYDXwzbGn+DbT5iB1qawTdko4=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=MCow/hMS+5erhNZmf4Bf8M2dth+Tqwfx72s/rq0woMHzhUsJle/6G/IxWnkNr5F38YTeYnJHRIrXa45//XGzqjgvjBiC+xTvBAE8Aqv3fBqw8oZocpBfd/3CGHZuj0XC96tG1Vh9/MbIM1iLW8ECqd6rsVUVtmlw87QuJUBbp3k= 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=209.85.166.72 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-io1-f72.google.com with SMTP id ca18e2360f4ac-7fb15d52c5cso106412239f.3 for ; Wed, 17 Jul 2024 00:13:04 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1721200384; x=1721805184; 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=ViRurahp3YZwL58fWiClcK2PtH3by/OEm5V9oi/OEME=; b=Ry4f0NfXyw+1bzpRaYbzP32I3UETl4Jp9ac5CVWdmHne5x98Y7IJPQUb3UMaMTDzhN eMpwqPCGt+r4e030BtvOHUwE1KTLeiMvgdfFSHpAihvRVTEG5Sneja21jaPxWjiPR4LI o3ZoNs80nyAfgHch/P+4eq2WjUgiCKN9wR/zpSpqDGEfMcjm9+NUnm1KJROVp7mKy6Nu AkNLir00ZhXioUYnq+ZJuxU8+Ck2N0cnpEWavV9JbeHPABi+A+yKiyjRnrM7uBw1PhnI btryCfjGIS4nMMholYyE+nN8b620HN3XvgJQ/0mON8llZVxfTTdg5F+hkTioLzZ9pHcu pt9g== X-Forwarded-Encrypted: i=1; AJvYcCWIBa151OckIBzTLL4G6rDN4LNgU4EsJHldDF3Z7x7TJYF1ma0LvPS97RVcnyKWm2zvmvcTtGBF2kb++HRHJkP+Uc8es+s/lcXSLlgb X-Gm-Message-State: AOJu0YwhQ1ykzpQjck1ImRjXldP6xvGxI0h14YmeJVwmRRF3yfPhN/84 d4UfRoZp64Ul4y1/crNkPO75NOWZjnP54guaVFOi0clzMyWTdVQzgPzFdTbwnGZlmI7zlwd7+g4 XAydiMvudR+8tvuzxoBNYiihcRZx0WYtTWAkucIldqKIgYE7hXowtV8k= X-Google-Smtp-Source: AGHT+IEJuKOpD2Pe6mHiL7V6ckpBT4Nsuw1TsP85/x7sJiZtZLHAS/WYO2OWcDbD3K4i7Pca1MQlsXHv4XDv0UxRHC7eMhscKqZ7 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6638:1690:b0:4b7:c9b5:675c with SMTP id 8926c6da1cb9f-4c215d2578cmr49258173.6.1721200384198; Wed, 17 Jul 2024 00:13:04 -0700 (PDT) Date: Wed, 17 Jul 2024 00:13:04 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000007cdbe0061d6c315a@google.com> Subject: Re: [syzbot] [ntfs3?] possible deadlock in attr_data_get_block From: syzbot To: almaz.alexandrovich@paragon-software.com, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot has tested the proposed patch but the reproducer is still triggering an issue: SYZFAIL: write(/proc/sys/fs/binfmt_misc/register) failed 2024/07/17 07:12:44 parsed 1 programs 2024/07/17 07:12:44 [FATAL] failed to run ["./syz-executor" "setup" "fault" "binfmt_misc" "usb" "802154" "swap"]: exit status 67 mkdir(/syzcgroup) failed: 17 mount(binfmt_misc) failed: 16 write(/proc/sys/fs/binfmt_misc/register) failed: 17 SYZFAIL: write(/proc/sys/fs/binfmt_misc/register) failed (errno 17: File exists) Tested on: commit: d57431c6 fs/ntfs3: Do copy_to_user out of run_lock git tree: https://github.com/Paragon-Software-Group/linux-ntfs3.git console output: https://syzkaller.appspot.com/x/log.txt?x=1570832d980000 kernel config: https://syzkaller.appspot.com/x/.config?x=47d282ddffae809f dashboard link: https://syzkaller.appspot.com/bug?extid=36bb70085ef6edc2ebb9 compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 Note: no patches were applied.