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 592D81863E for ; Tue, 27 May 2025 03:19:04 +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=1748315945; cv=none; b=Q0Y+Z6PQWNiWSsEfyJvyyv4jzV0CFP8egOi9NegnIHO5gjQFdX38/LFzruKkxyFTEn6g+Rh66WnI7SZNY2i0BUhHdQ4851Ep6+lKW7lKivb1GQRQ/QKBuAxlwDB/ulfUZz/jvuKAOvVAvSknE50KiR2JmhniiFcJO/FW+5JTmrY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748315945; c=relaxed/simple; bh=NcowtDrjo/ZWpwUUom/pF1B5fkcdM48WWh1WZOS7MKA=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=JRtFeBX08/MnL1RCrrVkJHbq/MsRx+RUzCpc8T2fQnSAuCTtKjlBekPcDOrRFhnxjWnrgpMuUYcdmBJvi7s053f7XJOG2uoLylkUvFJkB/RHUIjasVAtsUA1PpNGZ4pFW2j4ImEa4nqBUH7K+pGBeiQV7G86N5Xbbo+RG0kZOeM= 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-3dc8ab0ac67so51204735ab.2 for ; Mon, 26 May 2025 20:19:04 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1748315943; x=1748920743; 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=d3VWM+l99VWhmlvxmS2qwm2iGiY7UVcWGnyHjtXle+g=; b=d2YYjO4rZ1MSsgHti9YG0kJ5t+oR63SPKQ+CR5jqwhIBKUskEyMWgKj6pzlhuvp2u2 V4820/0ifgJydrZooZgTLDtHTvlf5e8CMyD3pqPQ0L0BWP7I2lP7Jx9GTYJ7GMdD8pPJ Jds8ZxhcP/OkL3dEmoOeYFsI1ZUORcXsMieG6eMxl1ooA0Z/dBBWuuN9P/mshDJgI9Sv VChC8P/4ll/07k5Zwm954HqQIWxGzfRW3J1cyi0TbCAozXGoV156ASt7ofGCmAhO+oFB 1M2fxbR08bzXNffGzi8YrZKZYQ+dkhSDlWOXvvzSQKxpZsSJVEl3Y1d1vhQos/khzAVc mtGw== X-Forwarded-Encrypted: i=1; AJvYcCXRH9bheWOJUFyJV+eqUNTkxkK6uLL+RZ1I0h2h9VamZknJ5pDLf3vpet0dlfs46wFU36nX@lists.linux.dev X-Gm-Message-State: AOJu0YyJG5RZkS/P9NmV1ocWjBI9hX31MoLo9Tsirtw9OamF5GBr7JeE 8eAmN37pakuR2yed+kOuyVf4WT7XvTE8ehE/df6qwsFPs0rWjlpMpKjp/+2HFxHo4VpIJFO874K lXoi/ARzCS2feSddZgudqhZIqPw8tE4rWgVnq/UHLKwjuwzSH8qfdkXITztc= X-Google-Smtp-Source: AGHT+IEPWmUjqbSTuVpfE0JkF4dnU42M3CfRXRvGzbsfMXNByWL1rCRcW5yqmJAsrF5DuFcPQdLlcmg6OUGGLY3tqCuKQ9hnCSuK Precedence: bulk X-Mailing-List: gfs2@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:3803:b0:3db:877a:dff4 with SMTP id e9e14a558f8ab-3dc9b734485mr93019485ab.14.1748315943392; Mon, 26 May 2025 20:19:03 -0700 (PDT) Date: Mon, 26 May 2025 20:19:03 -0700 In-Reply-To: <68344a84.a70a0220.1765ec.0166.GAE@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <68352f27.a70a0220.253bc2.009f.GAE@google.com> Subject: Re: [syzbot] [gfs2?] KASAN: null-ptr-deref Read in gfs2_drop_inode From: syzbot To: agruenba@redhat.com, gfs2@lists.linux.dev, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" syzbot has bisected this issue to: commit ae9f3bd8259a0a8f67be2420e66bb05fbb95af48 Author: Andreas Gruenbacher Date: Sat Apr 5 22:31:37 2025 +0000 gfs2: replace sd_aspace with sd_inode bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1042cdf4580000 start commit: 176e917e010c Add linux-next specific files for 20250523 git tree: linux-next final oops: https://syzkaller.appspot.com/x/report.txt?x=1242cdf4580000 console output: https://syzkaller.appspot.com/x/log.txt?x=1442cdf4580000 kernel config: https://syzkaller.appspot.com/x/.config?x=e7902c752bef748 dashboard link: https://syzkaller.appspot.com/bug?extid=b12826218502df019f9d syz repro: https://syzkaller.appspot.com/x/repro.syz?x=151759f4580000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=16b9c5f4580000 Reported-by: syzbot+b12826218502df019f9d@syzkaller.appspotmail.com Fixes: ae9f3bd8259a ("gfs2: replace sd_aspace with sd_inode") For information about bisection process see: https://goo.gl/tpsmEJ#bisection