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Tue, 16 Sep 2025 22:46:45 +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=M1JskPCBIbFRG7gwrfvvpopJ6quzbWM1bsTpAAFTT64=; b=NrQbtYhfHfAip8ztaut5niQ2zSi/1B00VGyFPcA6TYHuGNNPZyv2VWmPI19OT87Owe5k Yj3d5zVBlb8NdmHhAzp83D2ce6vAvSF6XCrUSOoY++ZU7SwWpgDFVw1/tUovHN6pXdQub0 k/2fFXDyOdwbJJAkiEnIgOZF70Elq+qYx6pSb+qI5lQNy7Ls8GYu3/lfsQiGyX7Hi34H9D kGgk6LzQPptffUVbjvFmwXP6VVFrn3lqjAJt8oXK/5PAyDujPrsGOdVcbNR4NQt10u4P2P 6gAL/vB2mpPbWWjqIC4fKKpTguXgn5TbYnxPCX71MHMwcho0ZK2fIrNPkAo7cQJw== Received: by recvd-686fbc5d8-vzqg4 with SMTP id recvd-686fbc5d8-vzqg4-1-68C9E8D3-1A 2025-09-16 22:46:43.554166123 +0000 UTC m=+9007372.779048835 Received: from herokuapp.com (unknown) by geopod-ismtpd-34 (SG) with ESMTP id _VSUCHqyTfOYXtxrYwyxsQ for ; Tue, 16 Sep 2025 22:46:43.527 +0000 (UTC) Date: Tue, 16 Sep 2025 22:46:43 +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: satadru 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: 100105 X-SG-EID: =?us-ascii?Q?u001=2EIWzZzgidb8xvt3OzRrdsa8aLjOcthUj1woH7OUU=2FvJaLiFZAzL9blK10s?= =?us-ascii?Q?EeTrhl0FtnZkeOIGeznvT6g4xkO7MSYhqT8fuP+?= =?us-ascii?Q?hl9vCbjzsFXcIZSMSp=2FEF5cFK9j+AAZJ=2FPO9gHo?= =?us-ascii?Q?OrvA1Nkp5r7r6kB4KQFdZzKCHvYLChWME55Awkx?= =?us-ascii?Q?Vi8d8pPq9UtVffdivHOPPv87LF08rgHNwSwKUci?= =?us-ascii?Q?mftbYU6EgWaA624Rk9+h10jAB4=2FTStZW9kclTC+?= =?us-ascii?Q?+owld1l2etfgsjMd0Hfe3JJOcQ=3D=3D?= To: ruby-core@ml.ruby-lang.org X-Entity-ID: u001.I8uzylDtAfgbeCOeLBYDww== Message-ID-Hash: FUZJSYQA7JKDADERHE5WUEFJFGTXJSIU X-Message-ID-Hash: FUZJSYQA7JKDADERHE5WUEFJFGTXJSIU 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:123276] [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: "satadru (Satadru Pramanik) via ruby-core" Cc: "satadru (Satadru Pramanik)" Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Issue #21607 has been updated by satadru (Satadru Pramanik). I can confirm that building with GCC 14 resolves the issue. So this seems like a problem with building ruby for i686 with GCC 15. ---------------------------------------- Bug #21607: require 'concurrent-ruby' causes segfault with Ruby 3.4.6 on linux/i686 https://bugs.ruby-lang.org/issues/21607#change-114643 * 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/