From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f198.google.com (mail-il1-f198.google.com [209.85.166.198]) (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 C20A218CC1D for ; Fri, 13 Dec 2024 06:43:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.198 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734072184; cv=none; b=ovbRDNUQrf7z/u0HxUT8SbtRkLBi8Sj4ksqwmHDAD+K9vOCSoiCYNp6U8cWgnD5GVOFc4AoNGQrIg2tMTQaEZ4aKzpMZWkwHmxAOu3eaT2UEUZ9UGH9MeB1aQkGmiT/11NnLcxxMNkqlmNAwdd6OC9TG1QbChMypDO+JpsL4Ork= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734072184; c=relaxed/simple; bh=VLePF9S7rVDUSwVk6uQ5L7i1mGXupDwz6glD2zHvwtM=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=dx+DgcTjZzRCAPlDIPle1oNQgDELPqLmnPoPgviKyGXPp0z53yfMc2F6eFoF2Jtxnz5c0hv371PtwCjBwI9Qmp8Z8D4EGlYO1CX/ob7D7kXw203oWzg+trb/hvn3MRzDrjPtoQwJUHCs2aW7919vVchl4ps5WuiChBpTW83CUI0= 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=209.85.166.198 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-il1-f198.google.com with SMTP id e9e14a558f8ab-3a81570ea43so13317925ab.0 for ; Thu, 12 Dec 2024 22:43:02 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1734072182; x=1734676982; 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=LZNloNTBBzvVn9dHzNDhBIezpwKVH3QvQganD60bjAU=; b=cM1ct/04MTJAZucnJ+EKGYNWZ5iLsmj2r1ZbPC+d5NbG6VYmrmz7akuw6ur1DVUgrt uocHGPy9eude8oAf/dqe2grTZrUqVFEJNAA6QYLxG5pkCOCJevZ41AnCIPn+JohAB+/8 ME2jdfPL/iEeUzaeniMg7M8fgWrri/FXaH7HmN2f9MvQhVVyYxGN9wromleAyML9zAGB DOj5Ikn8XogWg6MIX+qpbcocVv/aFL7PUSLXuE/nqfQjtcNYi/NCiRElyPa9Yoi9crC6 HFmPGFBSPn5+F0xS2uog2W2n2Yph0JcP8wdXbjE/Q9r/lTMzzhhPuuz/cShVeSDeLuWB q6YQ== X-Forwarded-Encrypted: i=1; AJvYcCV0nrqmDyl5kS5CyAG62siDGpSKITTlyDFV0q1UIiV/v6w0jbg2/MC5ubXSmtl1q5k1Ej64eA==@lists.linux.dev X-Gm-Message-State: AOJu0YywqqM3zNLBpuZHCp8UJedsqsRI1K0jB0Fh5QMlY48PaRsZ65vT jUd1r8fG+7ulR3FJbjsq4HaIDYNQ3nJKYt78irsUr5UwmENix+PZbr41INEz0cjhkYbVaTU9Hbu vcgP9e6TvmeR6kUp7GR31hi0PMSXrqZfnvoHnkFZPX0Iusq/treJNfxk= X-Google-Smtp-Source: AGHT+IHX5wFpMY5vudI70KCTEuKr3oeK/7NogyKnkKlPpALk3VxdD3z62XiapBuseesr7rGWFEV7c0v3k2sJlcfddn2rm8BlPe7T Precedence: bulk X-Mailing-List: ntfs3@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a92:c54a:0:b0:3a7:c5b1:a55f with SMTP id e9e14a558f8ab-3afef34cf79mr15203195ab.0.1734072182055; Thu, 12 Dec 2024 22:43:02 -0800 (PST) Date: Thu, 12 Dec 2024 22:43:02 -0800 In-Reply-To: <672dbff0.050a0220.69327.0002.GAE@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <675bd776.050a0220.1a2d0d.0002.GAE@google.com> Subject: Re: [syzbot] [ntfs3?] possible deadlock in mark_as_free_ex (2) From: syzbot To: almaz.alexandrovich@paragon-software.com, linux-kernel@vger.kernel.org, ntfs3@lists.linux.dev, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" syzbot has bisected this issue to: commit 5fc982fe7eca9d0cf7b25832450ebd4f7c8e1c36 Author: Konstantin Komarov Date: Thu Oct 10 17:09:24 2024 +0000 fs/ntfs3: Fix case when unmarked clusters intersect with zone bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=15a78730580000 start commit: 231825b2e1ff Revert "unicode: Don't special case ignorable.. git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=17a78730580000 console output: https://syzkaller.appspot.com/x/log.txt?x=13a78730580000 kernel config: https://syzkaller.appspot.com/x/.config?x=c7c9f223bfe8924e dashboard link: https://syzkaller.appspot.com/bug?extid=8df514c431bd240c5644 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=128e6cdf980000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1784b20f980000 Reported-by: syzbot+8df514c431bd240c5644@syzkaller.appspotmail.com Fixes: 5fc982fe7eca ("fs/ntfs3: Fix case when unmarked clusters intersect with zone") For information about bisection process see: https://goo.gl/tpsmEJ#bisection