From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#53136: 28.0.90; segfault in lock_file Date: Sun, 09 Jan 2022 14:03:21 +0200 Message-ID: <8335lxazg6.fsf@gnu.org> References: <871r1hv40o.fsf.ref@yahoo.com> <871r1hv40o.fsf@yahoo.com> <83bl0l2we3.fsf@gnu.org> <87r19htjlp.fsf@yahoo.com> <838rvp2tcw.fsf@gnu.org> <875yqtt9qk.fsf@yahoo.com> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="21830"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 53136@debbugs.gnu.org To: Po Lu , Paul Eggert Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sun Jan 09 13:04:11 2022 Return-path: Envelope-to: geb-bug-gnu-emacs@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 1n6Wvi-0005US-DS for geb-bug-gnu-emacs@m.gmane-mx.org; Sun, 09 Jan 2022 13:04:10 +0100 Original-Received: from localhost ([::1]:59038 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1n6Wvh-0005vU-2S for geb-bug-gnu-emacs@m.gmane-mx.org; Sun, 09 Jan 2022 07:04:09 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:45930) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1n6Wva-0005vM-SY for bug-gnu-emacs@gnu.org; Sun, 09 Jan 2022 07:04:02 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]:56434) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1n6Wva-0002fA-Jt for bug-gnu-emacs@gnu.org; Sun, 09 Jan 2022 07:04:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1n6Wva-0007VP-GO for bug-gnu-emacs@gnu.org; Sun, 09 Jan 2022 07:04:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sun, 09 Jan 2022 12:04:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 53136 X-GNU-PR-Package: emacs Original-Received: via spool by 53136-submit@debbugs.gnu.org id=B53136.164172983428837 (code B ref 53136); Sun, 09 Jan 2022 12:04:02 +0000 Original-Received: (at 53136) by debbugs.gnu.org; 9 Jan 2022 12:03:54 +0000 Original-Received: from localhost ([127.0.0.1]:49337 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1n6WvS-0007V3-CF for submit@debbugs.gnu.org; Sun, 09 Jan 2022 07:03:54 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:45158) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1n6WvP-0007Un-8w for 53136@debbugs.gnu.org; Sun, 09 Jan 2022 07:03:53 -0500 Original-Received: from [2001:470:142:3::e] (port=53438 helo=fencepost.gnu.org) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1n6Wv8-0002bS-OP; Sun, 09 Jan 2022 07:03:38 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnu.org; s=fencepost-gnu-org; h=References:Subject:In-Reply-To:To:From:Date: mime-version; bh=GMlRcBD3+pkTimaSuYnO7nt9+lqJCYvAoTxilTEJWPQ=; b=rcR57FCaX7NP xA1NYMMI4bAaNjhKEWd2GBnEfQ59xy8QAOXClIz+NrRHUNUSby4p9VktcU3bqftTYGLiPVJ3r46XO IKBVFWycPbzcZaJSo58sv2yHMR5zTfgXKtZCc64F63rvmVJvRIM5m0MRD3wOjcyqaW/4LKtazGxnl h2jq2PdFYZthNapIf362RQmIf6rqmOVL5AsEPe2S+fJT/PuWHSrTGi1TDcmE34fP+mf3B8j1/XHpK p+YO8vCG6jIHNPxib+tKB/7kMpKFVbltFS/Z1VDerazoWbxmeCTNMCgvyL0DhPE3BFDOY9l3Jql9C uhQVYJ70hDN5mSojRqTEAQ==; Original-Received: from [87.69.77.57] (port=1033 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1n6Wv8-0006Ki-3T; Sun, 09 Jan 2022 07:03:34 -0500 In-Reply-To: <875yqtt9qk.fsf@yahoo.com> (message from Po Lu on Sun, 09 Jan 2022 19:43:47 +0800) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.io gmane.emacs.bugs:223843 Archived-At: > From: Po Lu > Cc: 53136@debbugs.gnu.org > Date: Sun, 09 Jan 2022 19:43:47 +0800 > > - lock_info.dot and lock_info.colon are NULL. > - lock_filename is a Lisp string, the data is > "/home/oldosfan/Mail/archive/sent/2022-01". > - handler, subject_buf are NULL > - dot is NULL Maybe that's the problem: it means current_lock_owner returned early due to some error, and we are dereferencing a NULL pointer. Paul, could you please take a look?