From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out203-205-221-242.mail.qq.com (out203-205-221-242.mail.qq.com [203.205.221.242]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6CF87206277 for ; Mon, 16 Dec 2024 13:44:30 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=203.205.221.242 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734356673; cv=none; b=dbXTSWENkreVSEc4nvgZ+bHsFxfVOeTQrqMPUJTD2P1y+jvow9t7uFiyUPxacMBJuhtPxvfoPopXdtHQIKYfFJFmL2RvC5ECGD3xguELtoW1XjssW4aEJ/TcKxXvJwJSRuZrBx8SMp/r6DzQU0l0HR/HhKxA9iDzo5zf53urG2E= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734356673; c=relaxed/simple; bh=D2VX6cwA7e9+c68GMQllKclVGTc4bRCG+8FblovD1+Q=; h=Message-ID:From:To:Cc:Subject:Date:In-Reply-To:References: MIME-Version; b=JfF/rtPeSGpklSPjCWiLeZuQXGDK00qHRBpiDMrOjTXcrIAqMtxb1dNsafKq1I2fXvODE/FPaxzR8477o5yTOJAAMbhqL5XLkqq8FCSkZwR/yPHdvKVrseRJAGYLwpaj7B6SWinGTepQa6D+W/QiXvfFRYkXKk1m/a/XtVq+R9w= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=qq.com; spf=pass smtp.mailfrom=qq.com; dkim=pass (1024-bit key) header.d=qq.com header.i=@qq.com header.b=rSnVWTdG; arc=none smtp.client-ip=203.205.221.242 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=qq.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=qq.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=qq.com header.i=@qq.com header.b="rSnVWTdG" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=qq.com; s=s201512; t=1734356668; bh=D2VX6cwA7e9+c68GMQllKclVGTc4bRCG+8FblovD1+Q=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=rSnVWTdG+x4gPPu6whgdIzR0makTx3NBy/SG3Jiqc95dit3ZS2+fmB8BD8B5Ld2sA 1CETfZ2xHFdL+YiKnZt8z5FqqrnlMuW0Vb+PiGwD2qAEAHuNiESP5+p+SijgzLjid9 JodXFI0UXKsZ6YZkT6u0hhbZBn8FNz9fRZFMZWlQ= Received: from pek-lxu-l1.wrs.com ([114.244.57.34]) by newxmesmtplogicsvrszgpua5-0.qq.com (NewEsmtp) with SMTP id B1AA9266; Mon, 16 Dec 2024 21:44:26 +0800 X-QQ-mid: xmsmtpt1734356666tpay90c69 Message-ID: X-QQ-XMAILINFO: MqswyhUqVe0CopFLYuoTfRPZ5k1ZzPTEYpyLwEeoNLrsWSVKSocLtollm+iy07 3fzn/NxVKYwLmLlKpitp6lGjI7Ppqd8qqFRvSdaoFEY9wqdfqf1PccGcu/8DI0W48Mvdb3iTO9VH C6d9bR9IZvs7LnjDI/t+hsEdnDfQxXeYnvxJu2ZJRvCot4EfGTYkJQHgORZeaLdeh68mtWekuUTz 36d+UQLdpbDYfxl9SA1MIbZyzn5mfzEszO67vnF3nYBLUUt+cr1f+TRugtQP745AaoSJqIh0HbY+ rA/U6LjT+nHrU7lmar9FfzTe1RLJt+uNu6UyHjbgjjpgbiUXqW3JqwwAGkyQmXG0jKGONLlbzC3W H/3uZsZKg/mnrJgSF2TImW4KyU6Oy6Ee/QG5GiNLOMknWI7n0XDxAZpFewI1ULCf/3GOWu3qo6tQ DqqYrWCB71j3lPKvTSoP/OYeSMtxv5yiNvwQIsUbDiNnTtQ9DEmrSNfu5TFr26FBvBhNm/JmNYSy Ru9NBsZppTLxGsN2FIzjhLYD433H54B3JAiBERTAsiwaNqt/UKuIeFMbE09IFWYfILCiJszMG9Du yUkkoHETaPEE5iG04iuD4yIg2gaWmtFCTgdRuDxqFgzxCPT76DkdO91ptuOhV/I2JwBYYgDPTJb8 8WdjBn6Y3vN2PLsqzEnk+Gg/LgI/zkmPATIBR/wNfpsaiz+nHYvSgP+GH3pinzAH3sSmPl2tM4ye dUa2zCoFl8uJnJitoxwLY4LdIFhP9QvCsNBqZbBEALVzOpRV2weVjIl4O3Z0stmTPiB+1f2chjPq e12SKbMopOcNCSngNLJykqjkH0xQvHkBnNwz77PdCKSY7CyEoJa+Y17kJnFswyzkWHaj2Uf3Sxo2 W+qCri2vt+ekNkeZyZAzxqhsty7eGWfscWM02RerIAs5TJpnLXZ952prUGaA2ytsOMXxP4lf6qab bPNHoBSGYvQxM/FMKm2F4aSDvYPriI X-QQ-XMRINFO: MPJ6Tf5t3I/ycC2BItcBVIA= From: Edward Adam Davis To: syzbot+345e4443a21200874b18@syzkaller.appspotmail.com Cc: linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Subject: Re: [syzbot] [trace?] KASAN: use-after-free Read in ring_buffer_map Date: Mon, 16 Dec 2024 21:44:27 +0800 X-OQ-MSGID: <20241216134426.2377566-2-eadavis@qq.com> X-Mailer: git-send-email 2.47.0 In-Reply-To: <675fe376.050a0220.37aaf.011e.GAE@google.com> References: <675fe376.050a0220.37aaf.011e.GAE@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit #syz test: https://github.com/ea1davis/linux kt/syz