From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f200.google.com (mail-il1-f200.google.com [209.85.166.200]) (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 B0D38299518 for ; Wed, 30 Apr 2025 20:35:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.200 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746045307; cv=none; b=C09wj/S/+RzUw/WOaz3m0j6/0lXgQywqeKMhksfms0T8ezGrHcSrMGCSiivyeLLV8ZEko3Cq6bX5YVTMSKp/QpWcKlpM3pWZMkWqMJRjZdDcZJlz9jxVXhGU5ucUCK1ctgyxtZfQQhjcxfwg2BT4fK6vqN227/PAaAjCEvIhwm0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746045307; c=relaxed/simple; bh=4/XsuOC0IPr5wwJxQNqjW0/dFud1iOENDHvvrETODY4=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=hmK/1oL8PWyjdSsMbvWVlRNTDsLjoPO4G74vPlS5Ys4VayI/Ki3sabu/1PXzs6VFBCiIr55MXKj1HshZK5dksNBpA87dEECVhtkLWz10s3/M8wHyvfOaUbY/AXr+0+qbv6Mu4xXt6jD7ugafx6n2q+Z8c2gM1kRUqdH5dKKeTck= 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=209.85.166.200 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-f200.google.com with SMTP id e9e14a558f8ab-3d94fe1037cso4491805ab.0 for ; Wed, 30 Apr 2025 13:35:05 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1746045305; x=1746650105; 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=e32cUp/b3R++mkuBmGQFgYOpYmO4M0/4mpbcHu13CvM=; b=SckbmYcb7DbJmV5K/C1JIE9825WYZ9zqZRpJC3f1B4XjRkMhR/exE/EGBkBa9UOmAM 6HZxJtBCMNcYM7+xhOAfgwnjRtXAhDsziaP2wEUMnYmttYP6fEfb3ZlDBy6//pWGXpTC s4uYc7SzwgG04ikm5ghNZ/F3AGnv8kaZgTJ87gONT1Pvlq9oCysKtD3LXtc+m8gTeslw tEfnLY3P/NB7mjaTXnKHEyOfDAZ4qduWnE+10ayafZ3NH8klRpaOYmeOEDCj3pRVSgLp +6rZiuhilzRVdCsepsQeS6RKOPj+f+ena/UGids1YwVh1wRPzUvPZA1ygfPjmPb0ndjN zugA== X-Forwarded-Encrypted: i=1; AJvYcCXM/ulbyzwLXaLRC/JI6NBZ1ZYJL+Nv/wrYCjoMf/91uTfPq77F/udbRvJsKLXGMAR3s1x/3qkBfr8Fbig=@vger.kernel.org X-Gm-Message-State: AOJu0YwBZFLlC9Gxz3Eag6j1OVhVwzFzPrwg8p8fTzBAMWsURj2cDJeN 2sKt8eI8dEHyNIMok2oZsB8wAHnY7nE5MSQt+idmn84MMksty+yqNXbTxGelBsy22JOPKbY9oWP Kjl7Uqmoermp7kqMfRfAWaOqINJk3OO5Kul06iYU9tg2FTkgAnrZZt10= X-Google-Smtp-Source: AGHT+IEBSWGzoRlHuLR+qdi2Ai+Wn5WkkdIy2n2sXyISJxwgZlUJfE+Jc92i1axHYa26ZBE0+rhXJtskgAwVShWtbKXhIN+Iz6ix Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:3309:b0:3d3:fdcc:8fb8 with SMTP id e9e14a558f8ab-3d967fad850mr45222025ab.10.1746045304833; Wed, 30 Apr 2025 13:35:04 -0700 (PDT) Date: Wed, 30 Apr 2025 13:35:04 -0700 In-Reply-To: <0000000000003392c606179ddd1a@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <68128978.050a0220.3a872c.0008.GAE@google.com> Subject: Re: [syzbot] [bcachefs] KASAN: use-after-free Read in scatterwalk_copychunks From: syzbot To: bfoster@redhat.com, davem@davemloft.net, herbert@gondor.apana.org.au, kent.overstreet@linux.dev, linux-bcachefs@vger.kernel.org, linux-crypto@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" syzbot suspects this issue was fixed by commit: commit bcf77a05fb3d6210026483703bcacb22ed961c99 Author: Kent Overstreet Date: Fri Nov 8 05:25:18 2024 +0000 bcachefs: Fix hidden btree errors when reading roots bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=10dab1b3980000 start commit: da4373fbcf00 Merge tag 'thermal-6.12-rc7' of git://git.ker.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=347f0ef7656eeb41 dashboard link: https://syzkaller.appspot.com/bug?extid=8c4acf719c3fc41e8439 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1579235f980000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1379235f980000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: bcachefs: Fix hidden btree errors when reading roots For information about bisection process see: https://goo.gl/tpsmEJ#bisection