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Tue, 16 Sep 2025 17:58:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ruby-lang.org; h=date:from:references:subject:mime-version:content-type: content-transfer-encoding:list-id:to:cc:content-type:date:from:subject:to; s=s1; bh=QIHhRaneBG5ePDMfbwHCf7GXQ0PUHXL56Q8zxi71hQU=; b=gDdopSfb9+3P2OBNjItsYRRSkxiO6GxtvevGRekqncOsqKXs2T4Yh4npPSmXLjwv5rVR oZh8p5ZJqImxJMpZkEYmCzr3XLAzjzikxH1XG00lZBFnFxdXbm7HRe+rJf3La4bZgkdFgF Lkx9NyCpn6PH6NCvOeSaeX+jM5lWNJT0JaVYgHjiwNTKwjY8IJ4YWWb0zB8nC9DJCwhQ4B yFRjdw/2AFun9Xj+4u3usSKeThksUL0lD8fcVs/LgTS2+tQ+oZoij4WGcFkkwXTojbtNK5 g4oDDWF9CFra2Nkk0P9v2ZS17AzenHjm8r1MUCKyDltnVXmMfJ9iE2Q4PGWUgT+w== Received: by recvd-7fd96f4944-vn5kr with SMTP id recvd-7fd96f4944-vn5kr-1-68C9A52F-14 2025-09-16 17:58:07.762065675 +0000 UTC m=+8990032.526736936 Received: from herokuapp.com (unknown) by geopod-ismtpd-1 (SG) with ESMTP id -LmW9OKEQL-t81KQtbc6AA for ; Tue, 16 Sep 2025 17:58:07.583 +0000 (UTC) Date: Tue, 16 Sep 2025 17:58:07 +0000 (UTC) Message-ID: References: Mime-Version: 1.0 X-Redmine-Project: ruby-master X-Redmine-Issue-Tracker: Bug X-Redmine-Issue-Id: 21607 X-Redmine-Issue-Author: satadru X-Redmine-Issue-Assignee: Group (ractor) X-Redmine-Issue-Priority: Normal X-Redmine-Sender: kddnewton X-Mailer: Redmine X-Redmine-Host: bugs.ruby-lang.org X-Redmine-Site: Ruby Issue Tracking System X-Auto-Response-Suppress: All Auto-Submitted: auto-generated X-Redmine-MailingListIntegration-Message-Ids: 100095 X-SG-EID: =?us-ascii?Q?u001=2E41nWPij=2FD1kdGmpgWeHScbb9X8tZePZrQQx3bl8Vy2odBuMhLMhId2kIq?= =?us-ascii?Q?I4MmMJ43lNHfKPNNds=2Fb3JsTYpYoWyQb3+sPV4d?= =?us-ascii?Q?vscaSKwkBzVuAS+yrB3w4lCRM=2FzkrLCDztnekvO?= =?us-ascii?Q?iXye+37ofLju+xL=2FSMkJY12wB7g=2Fr1eyz38egDd?= =?us-ascii?Q?rFFfEqqM=2FjE6zK2v+wX=2FBEA5rf2+kRRpZ0JRReT?= =?us-ascii?Q?O=2FHyF0ubzVfiHDGB0bL7eko8AiMRTPW4WLyexDu?= =?us-ascii?Q?opHnI1shc0r+dvX0pjh79whDpA=3D=3D?= To: ruby-core@ml.ruby-lang.org X-Entity-ID: u001.I8uzylDtAfgbeCOeLBYDww== Message-ID-Hash: HXWOBITT33QPMEGAH3ERUO5QS3KVS5GJ X-Message-ID-Hash: HXWOBITT33QPMEGAH3ERUO5QS3KVS5GJ X-MailFrom: bounces+313651-b711-ruby-core=ml.ruby-lang.org@em5188.ruby-lang.org X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; loop; banned-address; emergency; member-moderation; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header X-Mailman-Version: 3.3.10 Precedence: list Reply-To: Ruby developers Subject: [ruby-core:123266] [Ruby Bug#21607] require 'concurrent-ruby' causes segfault with Ruby 3.4.6 on linux/i686 List-Id: Ruby developers Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: From: "kddnewton (Kevin Newton) via ruby-core" Cc: "kddnewton (Kevin Newton)" Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Issue #21607 has been updated by kddnewton (Kevin Newton). Thanks @luke-gru I was struggling to figure out what that had to do with prism at all, seeing as all the failures were ractor related. ---------------------------------------- Bug #21607: require 'concurrent-ruby' causes segfault with Ruby 3.4.6 on linux/i686 https://bugs.ruby-lang.org/issues/21607#change-114631 * Author: satadru (Satadru Pramanik) * Status: Open * Assignee: ractor * ruby -v: ruby 3.4.6 (2025-09-16 revision dbd83256b1) +PRISM [i686-linux] * Backport: 3.2: UNKNOWN, 3.3: UNKNOWN, 3.4: REQUIRED ---------------------------------------- As mentioned at https://github.com/ruby/ruby/pull/14532#issuecomment-3288983469 chronos@buppie-i686:2.23 M58 /usr/local/lib/crew/packages (master >|SPARSE)$ ruby -e "require 'concurrent-ruby' ; puts 'success'" Segmentation fault This causes a segfault on i686 only on our Chromebrew/i686 systems. armv7l and x86_64 do not have this issue. This may be linked to the update to prism 1.5.x? Docker reproducer on our i686 ChromeOS Milestone 58 based container image: docker run --init --platform linux/386 --rm --net=host -v $(pwd):/output -h $(hostname)-i686 --tmpfs /tmp --ulimit "nofile=$(ulimit -Sn):$(ulimit -Hn)" -it satmandu/crewbuild:alex-i686.m58 # Note the lack of an issue with 3.4.5 with this command: ruby -e "require 'concurrent-ruby' ; puts 'success'" # In that container, upgrade ruby to 3.4.6: CREW_REPO=https://github.com/chromebrew/chromebrew.git CREW_BRANCH=updater-ruby_3.4.6 crew update \ && yes | crew upgrade # Then run the breaking command: ruby -e "require 'concurrent-ruby' ; puts 'success'" # Note the segfault. ---Files-------------------------------- i686-ruby-github-action-build-job-log.txt (298 KB) -- https://bugs.ruby-lang.org/ ______________________________________________ ruby-core mailing list -- ruby-core@ml.ruby-lang.org To unsubscribe send an email to ruby-core-leave@ml.ruby-lang.org ruby-core info -- https://ml.ruby-lang.org/mailman3/lists/ruby-core.ml.ruby-lang.org/