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 C21031B041C for ; Tue, 31 Dec 2024 22:15:02 +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=1735683304; cv=none; b=S7dJRB4dOQ34c8Fzk79fovCNWne3piXgc2o8/q4AzFZwVipWHGvmKpckMT/S7ALuQGOMLgYbYqeUoUunpkniBN90fagkJfE5yYXtRO2/TGRlmUOjFaMhuWO2MePVwCSm2aPp/84zwlPXFtvLDdh+/FFweu63d7Ni6WIdItBtgyY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1735683304; c=relaxed/simple; bh=ZCnk8Lp5bmUkCXXKNkucrDN2l2ipDDKelnccKxsW8/E=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=kdkWeWPaF+BC1gOViYBjKLrWezWhCnrmSrGauc4/DCkoIjzBCtLHzjW7RpbgANSR7thquNmqCHuCYCFveBAQJNmrNqQZgmfcCIyoL8dgrtmTv2Josz1q/ctdaHdxQN9KIL95vfikkbAFErSdXWBwjeZQI+hyJo9HqUwgW4ege+w= 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-3a78c40fa96so79861855ab.3 for ; Tue, 31 Dec 2024 14:15:02 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1735683302; x=1736288102; 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=mUGo1ongEekp4p+Yt/Zt17zvrkPldBpIYS4DIGo6+PE=; b=vIJPl13UHSNvLH4zDSUYWX0bIXEqAUpZEgiUdlrixgAavXUrXjIwJP542+7f17TgnM 1euy3kmKKRJHAbqpPdNt9YnqhgGa5OPHKcIQ3OPXO+tqSEBFOq42CbIrxsR5KPyFGhtz 6oAtAHq+6iVv8dJFb1xDjndUGAnQpE/XeDWY6m7HzWgXEb0cN3sgCUgMwc45w9w4DLxI 5Q4jhxq1mkDdvpL8Yk3011nItMUV4I+aWIAViPCAXMCrVDijBjqNs/rmqevC5r3D0nIq VGbzGYQXM+ZwIlResRufnQ0dwCzS1MYRJwBjy0gvQgf49mWWidxLuLt0CpHtLD+MXuLd Mifw== X-Forwarded-Encrypted: i=1; AJvYcCV0an+9frhgVt2YlLz5bE0xYeH6rQEIwfFTJ0QhG5Ic72dkNZYbjWka8252iifh5+8fhvLmruo/dryR4KOF@vger.kernel.org X-Gm-Message-State: AOJu0YxlqCXhn7qfhjF6aFHd68fDgaDsSBzEyFrhrMByew8ecLqqkYgM gxboPgXeQ01kFvN7g4HVbLwvXVWd0yoCaGzaIUHuBjOE55BqirmmTgTpfxI8XYEnnW3xzMPpW1W ogWJQf+DXxcL07+Atb7s52HGQUVetQKJkG6klw0LvceFxJnb99oeZzQc= X-Google-Smtp-Source: AGHT+IGkSWZou8BPGPOZEAOlqYrt4gCNUekjvrS7vScUaKTm2sflDcc/4bc4a7Jxm1REzy+DSzmMXkhoyW8dTgcdPXezdaBSFoM+ Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:3201:b0:3a7:e286:a560 with SMTP id e9e14a558f8ab-3c2d1aa30b7mr309514455ab.2.1735683302008; Tue, 31 Dec 2024 14:15:02 -0800 (PST) Date: Tue, 31 Dec 2024 14:15:01 -0800 In-Reply-To: <6773f137.050a0220.2f3838.04e2.GAE@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <67746ce5.050a0220.25abdd.0952.GAE@google.com> Subject: Re: [syzbot] [fs?] KASAN: slab-out-of-bounds Write in __put_unused_fd From: syzbot To: amir73il@gmail.com, eric.dumazet@gmail.com, jack@suse.cz, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, repnop@google.com, syzkaller-bugs@googlegroups.com, viro@zeniv.linux.org.uk Content-Type: text/plain; charset="UTF-8" syzbot has bisected this issue to: commit ebe559609d7829b52c6642b581860760984faf9d Author: Al Viro Date: Fri Nov 15 15:30:14 2024 +0000 fs: get rid of __FMODE_NONOTIFY kludge bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=113e5818580000 start commit: 8155b4ef3466 Add linux-next specific files for 20241220 git tree: linux-next final oops: https://syzkaller.appspot.com/x/report.txt?x=133e5818580000 console output: https://syzkaller.appspot.com/x/log.txt?x=153e5818580000 kernel config: https://syzkaller.appspot.com/x/.config?x=9c90bb7161a56c88 dashboard link: https://syzkaller.appspot.com/bug?extid=6a3aa63412255587b21b syz repro: https://syzkaller.appspot.com/x/repro.syz?x=10e670b0580000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=13f42ac4580000 Reported-by: syzbot+6a3aa63412255587b21b@syzkaller.appspotmail.com Fixes: ebe559609d78 ("fs: get rid of __FMODE_NONOTIFY kludge") For information about bisection process see: https://goo.gl/tpsmEJ#bisection