From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Pavel Dovgalyuk Newsgroups: gmane.lisp.guile.bugs Subject: bug#64254: Bug in initialization with exotic locale Date: Fri, 23 Jun 2023 10:48:38 +0300 Message-ID: <128c5c14-c023-e779-6062-fccd5947d48b@ispras.ru> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="32674"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.10.0 To: 64254@debbugs.gnu.org Original-X-From: bug-guile-bounces+guile-bugs=m.gmane-mx.org@gnu.org Fri Jun 23 17:31:34 2023 Return-path: Envelope-to: guile-bugs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1qCil3-0008Md-Qz for guile-bugs@m.gmane-mx.org; 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Fri, 23 Jun 2023 07:48:38 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.11.0 mail.ispras.ru B720E40737A8 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ispras.ru; s=default; t=1687506518; bh=qAYUS7Ej9xzBB2gPNFGxDDGPzxzVTi2Q8IVsc31gKAY=; h=Date:From:Subject:To:From; b=i86q+ngwwrNGMyGrSQjeav1A6yYPfqabfCXDHwFDJ86YYeNVuERxrcRKX6QkTI3Ze fVd+miHkfqHkl1A2X4P2mIUuaivWPls7jmuHxizMdD+K1lCi4Gu4Gy4dii30k3o6km 7WgTSbYuPMt0vV0envzDl3jUrhaIun79zvBA2kuI= Content-Language: en-US Received-SPF: pass client-ip=83.149.199.84; envelope-from=pavel.dovgalyuk@ispras.ru; helo=mail.ispras.ru X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-Mailman-Approved-At: Fri, 23 Jun 2023 11:30:48 -0400 X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-guile@gnu.org List-Id: "Bug reports for GUILE, GNU's Ubiquitous Extension Language" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-guile-bounces+guile-bugs=m.gmane-mx.org@gnu.org Original-Sender: bug-guile-bounces+guile-bugs=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.lisp.guile.bugs:10628 Archived-At: The following call sequence can cause an exception, when the locale is not supported: init_build_info -> scm_from_locale_string -> ... -> decoding_error Then function scm_throw tries to access throw_var. But this variable is not initialized yet, beacuse it is initialized in scm_init_throw, which will be called later. Therefore access to throw_var in init_build_info causes segmentation fault. How to reproduce: podman run --net=host -it fedora:36 \ /bin/sh -c 'dnf install -y gdb glibc-langpack-ru && export LC_ALL=ru_RU.KOI8-R; exec gdb' -- Pavel Dovgalyuk