From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from simark.ca by simark.ca with LMTP id aV5SNxJAF2pH5iAAWB0awg (envelope-from ) for ; Wed, 27 May 2026 15:03:46 -0400 Authentication-Results: simark.ca; dkim=pass (1024-bit key; unprotected) header.d=suse.de header.i=@suse.de header.a=rsa-sha256 header.s=susede2_rsa header.b=Axer0KmL; dkim=pass header.d=suse.de header.i=@suse.de header.a=ed25519-sha256 header.s=susede2_ed25519 header.b=aVdo7e79; dkim=pass (1024-bit key) header.d=suse.de header.i=@suse.de header.a=rsa-sha256 header.s=susede2_rsa header.b=i9lX+TiF; dkim=neutral header.d=suse.de header.i=@suse.de header.a=ed25519-sha256 header.s=susede2_ed25519 header.b=J0vb/Y7O; dkim-atps=neutral Received: by simark.ca (Postfix, from userid 112) id DE13A1E0A3; Wed, 27 May 2026 15:03:46 -0400 (EDT) X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-25) on simark.ca X-Spam-Level: X-Spam-Status: No, score=-2.4 required=5.0 tests=ARC_SIGNED,ARC_VALID,BAYES_00, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI, RCVD_IN_DNSWL_MED,RCVD_IN_VALIDITY_CERTIFIED_BLOCKED, RCVD_IN_VALIDITY_RPBL_BLOCKED,RCVD_IN_VALIDITY_SAFE_BLOCKED autolearn=ham autolearn_force=no version=4.0.1 Received: from vm01.sourceware.org (vm01.sourceware.org [38.145.34.32]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange x25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by simark.ca (Postfix) with ESMTPS id 387A61E024 for ; Wed, 27 May 2026 15:03:46 -0400 (EDT) Received: from vm01.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id B3AEB4BA2E2F for ; Wed, 27 May 2026 19:03:45 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org B3AEB4BA2E2F Authentication-Results: sourceware.org; dkim=pass (1024-bit key, unprotected) header.d=suse.de header.i=@suse.de header.a=rsa-sha256 header.s=susede2_rsa header.b=Axer0KmL; dkim=pass header.d=suse.de header.i=@suse.de header.a=ed25519-sha256 header.s=susede2_ed25519 header.b=aVdo7e79; dkim=pass (1024-bit key) header.d=suse.de header.i=@suse.de header.a=rsa-sha256 header.s=susede2_rsa header.b=i9lX+TiF; dkim=neutral header.d=suse.de header.i=@suse.de header.a=ed25519-sha256 header.s=susede2_ed25519 header.b=J0vb/Y7O Received: from smtp-out2.suse.de (smtp-out2.suse.de [IPv6:2a07:de40:b251:101:10:150:64:2]) by sourceware.org (Postfix) with ESMTPS id CF5A64BA2E19 for ; Wed, 27 May 2026 19:02:38 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org CF5A64BA2E19 Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=suse.de Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=suse.de ARC-Filter: OpenARC Filter v1.0.0 sourceware.org CF5A64BA2E19 Authentication-Results: sourceware.org; arc=none smtp.remote-ip=2a07:de40:b251:101:10:150:64:2 ARC-Seal: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1779908559; cv=none; b=AkzOrgeGkK+Y9iKLl/JPmbC2ibI8kavFp1QKSY72/38tbjsUTKJXSdij5m0SJKiuU0mUvfbov9/nQAQ6zW4z353VczJ1ea1A6QIO6lMEiRs6xIHFZjTSKJB+U9tvEQLWJf/VnKSKsf9ZSR4HJvYFEWEArSD1vgnpqrClYXCB938= ARC-Message-Signature: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1779908559; c=relaxed/simple; bh=Z+Hziuy/fetIwsKzqFCIUl00IC61U+7Jtc6NV/xUQgg=; h=DKIM-Signature:DKIM-Signature:DKIM-Signature:DKIM-Signature:From: To:Subject:Date:Message-ID:MIME-Version; b=c8HjWVeGNHeq+7q0yrRHaR7oJL4HjJfeoP3FFRJn1OAqrCN/w2J/90kSePIPBqaj30aTI85oO8SbHoRa0If1eBOqovDWElauL+Hlm/RLhTq0/NjBaEU8BLApQv3v1Hco0dSxMVvBpL1UJDI214lzdcOSnCGBSoTY74a87n68YWw= ARC-Authentication-Results: i=1; sourceware.org; dkim=pass (1024-bit key, unprotected) header.d=suse.de header.i=@suse.de header.a=rsa-sha256 header.s=susede2_rsa header.b=Axer0KmL; dkim=pass header.d=suse.de header.i=@suse.de header.a=ed25519-sha256 header.s=susede2_ed25519 header.b=aVdo7e79; dkim=pass (1024-bit key) header.d=suse.de header.i=@suse.de header.a=rsa-sha256 header.s=susede2_rsa header.b=i9lX+TiF; dkim=neutral header.d=suse.de header.i=@suse.de header.a=ed25519-sha256 header.s=susede2_ed25519 header.b=J0vb/Y7O DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org CF5A64BA2E19 Received: from imap1.dmz-prg2.suse.org (unknown [10.150.64.97]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by smtp-out2.suse.de (Postfix) with ESMTPS id BDBD466FF3 for ; Wed, 27 May 2026 19:02:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1779908549; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=ekMXGoyeXRPF75iMsOmcMYJK+tFYJmahwJXaog6SvuY=; b=Axer0KmLNl/E4Fp10HWdhD6uZML/5mq5lYT8Dlq5GZgm/PsPon20PrTr838Hx71bZTXqzb pmcYyjRbSoZikYxMihy8IBBE2zM8WAaHuU3mdeUd7bGLeJUvaj8yq/5M5t+gzToDk/wxQ4 BEy/zGV3mEjrPb5nWxI4FB8feLfbo5U= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1779908549; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=ekMXGoyeXRPF75iMsOmcMYJK+tFYJmahwJXaog6SvuY=; b=aVdo7e798NQLdEQfdRv62DMQ915WjwYDOGW5vuko+gUpgn5j2ZOH/sre9u1wON9EWaite9 F05AH9VqZnBzifAw== Authentication-Results: smtp-out2.suse.de; none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1779908548; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=ekMXGoyeXRPF75iMsOmcMYJK+tFYJmahwJXaog6SvuY=; b=i9lX+TiFoyVBxCeYhQAQcZtPPC5M/oTqJzcI/Ufi5g5FtoTTk9sLIMc63SWqAwv2AJ/lpa C/eSudenHv6fKau6IM5xhDuzon2HHn+l9bZmiwUBWsG6pHUFUpzBYEk7FqMxwjwUy84aqZ cizj2YLwYKPM3jcDTPcWmVElFZ0k2h0= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1779908548; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=ekMXGoyeXRPF75iMsOmcMYJK+tFYJmahwJXaog6SvuY=; b=J0vb/Y7OEsBZ/m10Xh7kocW5jh1bRoPX6U2hVlIc3Zi6ltdBQcCRlnSIVfAaQiXFfCdKw4 3Wx6YpTzG9HqPuCA== Received: from imap1.dmz-prg2.suse.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by imap1.dmz-prg2.suse.org (Postfix) with ESMTPS id A4D745A994 for ; Wed, 27 May 2026 19:02:28 +0000 (UTC) Received: from dovecot-director2.suse.de ([2a07:de40:b281:106:10:150:64:167]) by imap1.dmz-prg2.suse.org with ESMTPSA id gm9xJsQ/F2oldgAAD6G6ig (envelope-from ) for ; Wed, 27 May 2026 19:02:28 +0000 From: Tom de Vries To: gdb-patches@sourceware.org Subject: [PATCH 0/2] [gdb] TSAN fixes Date: Wed, 27 May 2026 21:02:26 +0200 Message-ID: <20260527190228.3656310-1-tdevries@suse.de> X-Mailer: git-send-email 2.51.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Spamd-Result: default: False [-2.80 / 50.00]; BAYES_HAM(-3.00)[100.00%]; MID_CONTAINS_FROM(1.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; R_MISSING_CHARSET(0.50)[]; NEURAL_HAM_SHORT(-0.20)[-0.999]; MIME_GOOD(-0.10)[text/plain]; FUZZY_RATELIMITED(0.00)[rspamd.com]; RCVD_VIA_SMTP_AUTH(0.00)[]; RCPT_COUNT_ONE(0.00)[1]; ARC_NA(0.00)[]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; DBL_BLOCKED_OPENRESOLVER(0.00)[suse.de:mid]; FROM_EQ_ENVFROM(0.00)[]; FROM_HAS_DN(0.00)[]; MIME_TRACE(0.00)[0:+]; RCVD_COUNT_TWO(0.00)[2]; TO_MATCH_ENVRCPT_ALL(0.00)[]; TO_DN_NONE(0.00)[]; PREVIOUSLY_DELIVERED(0.00)[gdb-patches@sourceware.org]; RCVD_TLS_ALL(0.00)[] X-BeenThere: gdb-patches@sourceware.org X-Mailman-Version: 2.1.30 Precedence: list List-Id: Gdb-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: gdb-patches-bounces~public-inbox=simark.ca@sourceware.org I build gdb with TSAN at -O0, ran the testsuite and found a few problems. This series fixes those. The first patch is a refactoring patch. The second patch removes a local lock in try_open_dwop_file. Changes since v1: - commited an approved patch [1] - combined two patches related to the local lock in try_open_dwop_file - replaced last patch by new patch changing the locking scheme Changes since v2: - committed another approved patch [2] - use gdb_bfd_check_format consistently instead of just once - add gdb_bfd_check_format_matches, addressing the same issue as for gdb_bfd_check_format - factor out refactoring patch, to make it easier to review [1] https://sourceware.org/pipermail/gdb-patches/2026-January/224422.html [2] https://sourceware.org/pipermail/gdb-patches/2026-February/225028.html Versions: - v1 https://sourceware.org/pipermail/gdb-patches/2026-January/224424.html - v2 https://sourceware.org/pipermail/gdb-patches/2026-February/225027.html Tom de Vries (2): [gdb] Add gdb_bfd_check_format and gdb_bfd_check_format_matches [gdb/symtab] Fix data race in try_open_dwop_file gdb/build-id.c | 4 ++-- gdb/cli/cli-dump.c | 2 +- gdb/compile/compile-object-load.c | 2 +- gdb/corelow.c | 8 ++++---- gdb/dwarf2/dwz.c | 2 +- gdb/dwarf2/read.c | 15 ++++----------- gdb/exec.c | 2 +- gdb/gdb_bfd.c | 24 ++++++++++++++++++++++-- gdb/gdb_bfd.h | 11 ++++++++++- gdb/i386-darwin-tdep.c | 2 +- gdb/jit.c | 2 +- gdb/machoread.c | 6 +++--- gdb/minidebug.c | 2 +- gdb/solib-aix.c | 6 +++--- gdb/solib-rocm.c | 2 +- gdb/solib.c | 4 ++-- gdb/symfile-mem.c | 2 +- gdb/symfile.c | 6 +++--- gdb/windows-nat.c | 2 +- 19 files changed, 63 insertions(+), 41 deletions(-) base-commit: d623dadc2c4ecd509359015ae5a1ac856ba89b05 -- 2.51.0