From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mp2 ([2001:41d0:2:4a6f::]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) by ms0.migadu.com with LMTPS id FmMYOAQJbWBwEAEAgWs5BA (envelope-from ) for ; Wed, 07 Apr 2021 03:21:08 +0200 Received: from aspmx1.migadu.com ([2001:41d0:2:4a6f::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by mp2 with LMTPS id GJv4MAQJbWBJMQAAB5/wlQ (envelope-from ) for ; Wed, 07 Apr 2021 01:21:08 +0000 Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by aspmx1.migadu.com (Postfix) with ESMTPS id 497099B02 for ; Wed, 7 Apr 2021 03:21:08 +0200 (CEST) Received: from localhost ([::1]:54440 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lTwsV-0007jm-E9 for larch@yhetil.org; Tue, 06 Apr 2021 21:21:07 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:41148) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lTwsK-0007jT-7o for guix-devel@gnu.org; Tue, 06 Apr 2021 21:20:56 -0400 Received: from minsky.hcoop.net ([104.248.1.95]:60978) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lTwsH-0001vC-0z for guix-devel@gnu.org; Tue, 06 Apr 2021 21:20:55 -0400 Received: from marsh.hcoop.net ([45.55.52.66]) by minsky.hcoop.net with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1lTwsD-0004yx-2B; Tue, 06 Apr 2021 21:20:49 -0400 Date: Tue, 6 Apr 2021 21:20:48 -0400 (EDT) From: Jack Hill X-X-Sender: jackhill@marsh.hcoop.net To: Mark H Weaver Subject: Racket 8 and store references (was [security] Chunked store references in .zo files in Racket 8 #47614) Message-ID: User-Agent: Alpine 2.21 (DEB 202 2017-01-01) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII; format=flowed Received-SPF: pass client-ip=104.248.1.95; envelope-from=jackhill@jackhill.us; helo=minsky.hcoop.net X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: guix-devel@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: "Development of GNU Guix and the GNU System distribution." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: guix-devel@gnu.org Errors-To: guix-devel-bounces+larch=yhetil.org@gnu.org Sender: "Guix-devel" X-Migadu-Flow: FLOW_IN ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=yhetil.org; s=key1; t=1617758468; h=from:from:sender:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:list-id:list-help:list-unsubscribe: list-subscribe:list-post; bh=y4ZJIt++ol/Ttmoyza1IG+3p8AOvYyNvS48ZZXaBpbU=; b=FcSCX6vxW1J4ULqV2DpttRrAxsFNdaoMdeOA9Jpir0BhehFJnfX7D5E69dOk5lP/jC6Fux 5rIIA1pso42wta6W39Uaxw3WTE8wHb3IqcgwAIbuXMK8JvTK3xtvTlzRlBNBBbeWg92UbF rhpwNgCTXIkTfLTciEddqV18OPxUELIyUzLkaq2ruB0xx5uWLxRbRq0uH0vTtt9+/No4/Q Ty3OJvsXrRmj5mQ6oytTFcnZQBcnGJt9hs+Ug/1DcmE0R9AtfqQtMt0SUkOpypeGv+3b3C UpqSdTQfutG5J/RRvNmLSCvUzHzLa21bXl+zQWbCqVwp190mY7sYRH8i+mBEHA== ARC-Seal: i=1; s=key1; d=yhetil.org; t=1617758468; a=rsa-sha256; cv=none; b=u88qjbM53UqJ2QM1nB3p4jbu05Y2PdWMh2sKaitwEmrKsUjrUaPVbLLp2PT6fg4XvImnnD PCuakwfLxWZ3GBK246lZEQJuBbP/C7/5sR9YQsqM9cA2gY8KnoJGBRiVyZWTQaspvhwSvE y1hguvj7LONdOle99JYfGFBOULkO+53iLQhM6eVRy1LVVdqRuy+iT8YIo8BNBPOXxL0jFI MgVFeLVt1yWVqdHj1+EH7GlEMVn2Vrmw7w448a9jPuZSQjmJd847Td8szXwwvi7vclkfYf JWmo1wAqM8czF2vGzKz9RTDTg5FM9Tq6obyEpuFiqVf0+2zZg/37cHNhEY3vLQ== ARC-Authentication-Results: i=1; aspmx1.migadu.com; dkim=none; dmarc=none; spf=pass (aspmx1.migadu.com: domain of guix-devel-bounces@gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=guix-devel-bounces@gnu.org X-Migadu-Spam-Score: -2.44 Authentication-Results: aspmx1.migadu.com; dkim=none; dmarc=none; spf=pass (aspmx1.migadu.com: domain of guix-devel-bounces@gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=guix-devel-bounces@gnu.org X-Migadu-Queue-Id: 497099B02 X-Spam-Score: -2.44 X-Migadu-Scanner: scn0.migadu.com X-TUID: /CWFhSA6Eh4L On Tue, 6 Apr 2021, Mark H Weaver wrote: > Anyway, I doubt that imposing such a limitation would adequately solve > the problem here of chunked references in Racket 8, because I suspect > that Racket 8 could split store references at arbitrary points in the > string. I doubt that we can safely assume that the hash component of > store references will be stored contiguously in *.zo files. Mark and everyone, I wanted to spin off a subthread on guix-devel, to make you aware of another problem that we've run into with reference in .zo getting mangled: https://issues.guix.gnu.org/47180 Best, Jack