From patchwork Thu Aug 1 17:41:00 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Fabiano Rosas X-Patchwork-Id: 13750771 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id BD9F0C3DA64 for ; Thu, 1 Aug 2024 17:41:44 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sZZnb-0008LW-L0; Thu, 01 Aug 2024 13:41:11 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sZZna-0008KV-BS for qemu-devel@nongnu.org; Thu, 01 Aug 2024 13:41:10 -0400 Received: from smtp-out1.suse.de ([2a07:de40:b251:101:10:150:64:1]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1sZZnY-0006xe-JH for qemu-devel@nongnu.org; Thu, 01 Aug 2024 13:41:10 -0400 Received: from imap1.dmz-prg2.suse.org (imap1.dmz-prg2.suse.org [IPv6:2a07:de40:b281:104:10:150:64:97]) (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-out1.suse.de (Postfix) with ESMTPS id BB01921AAB; Thu, 1 Aug 2024 17:41:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1722534066; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=9VDyXskFnITGQW9zu7TJf06nIW9hIv9edvT8t4/uTIU=; b=mZgY79Kf1PZz3tgNoSAj1KFI1pcPI0A5uWXMhL6PeoLxFyHiXygKv//Np0sVGWxc9NKaAu Szu+RVMR5bLu5emMXIggapqcs2xvAsVSAPAxTso8eSL1EdGeDlducx1S1ElnrdiIceJJNY fnyTihccRsk7+cdgj+VIEmBRxrWWm4I= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1722534066; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=9VDyXskFnITGQW9zu7TJf06nIW9hIv9edvT8t4/uTIU=; b=HC4CgoJ61wLx2BxQWtwd+oRsUBT9NFLno7wOXGsv+sTgrosLHW+MhAzd4X77250rujH69/ 5N8iy/it5z6sOFCg== Authentication-Results: smtp-out1.suse.de; dkim=pass header.d=suse.de header.s=susede2_rsa header.b=mZgY79Kf; dkim=pass header.d=suse.de header.s=susede2_ed25519 header.b=HC4CgoJ6 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1722534066; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=9VDyXskFnITGQW9zu7TJf06nIW9hIv9edvT8t4/uTIU=; b=mZgY79Kf1PZz3tgNoSAj1KFI1pcPI0A5uWXMhL6PeoLxFyHiXygKv//Np0sVGWxc9NKaAu Szu+RVMR5bLu5emMXIggapqcs2xvAsVSAPAxTso8eSL1EdGeDlducx1S1ElnrdiIceJJNY fnyTihccRsk7+cdgj+VIEmBRxrWWm4I= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1722534066; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=9VDyXskFnITGQW9zu7TJf06nIW9hIv9edvT8t4/uTIU=; b=HC4CgoJ61wLx2BxQWtwd+oRsUBT9NFLno7wOXGsv+sTgrosLHW+MhAzd4X77250rujH69/ 5N8iy/it5z6sOFCg== 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 86542136CF; Thu, 1 Aug 2024 17:41:05 +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 kNQ3E7HIq2brOQAAD6G6ig (envelope-from ); Thu, 01 Aug 2024 17:41:05 +0000 From: Fabiano Rosas To: qemu-devel@nongnu.org Cc: Peter Xu , Jim Fehlig Subject: [PATCH 1/2] migration: Fix cleanup of iochannel in file migration Date: Thu, 1 Aug 2024 14:41:00 -0300 Message-Id: <20240801174101.31806-2-farosas@suse.de> X-Mailer: git-send-email 2.35.3 In-Reply-To: <20240801174101.31806-1-farosas@suse.de> References: <20240801174101.31806-1-farosas@suse.de> MIME-Version: 1.0 X-Rspamd-Server: rspamd1.dmz-prg2.suse.org X-Rspamd-Action: no action X-Rspamd-Queue-Id: BB01921AAB X-Spamd-Result: default: False [-4.81 / 50.00]; BAYES_HAM(-3.00)[100.00%]; DWL_DNSWL_MED(-2.00)[suse.de:dkim]; NEURAL_HAM_LONG(-1.00)[-1.000]; MID_CONTAINS_FROM(1.00)[]; R_MISSING_CHARSET(0.50)[]; R_DKIM_ALLOW(-0.20)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; MIME_GOOD(-0.10)[text/plain]; MX_GOOD(-0.01)[]; FROM_HAS_DN(0.00)[]; ARC_NA(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; DBL_BLOCKED_OPENRESOLVER(0.00)[suse.de:email,suse.de:dkim,imap1.dmz-prg2.suse.org:rdns,imap1.dmz-prg2.suse.org:helo,suse.com:email]; TO_DN_SOME(0.00)[]; MIME_TRACE(0.00)[0:+]; SPAMHAUS_XBL(0.00)[2a07:de40:b281:104:10:150:64:97:from]; RBL_SPAMHAUS_BLOCKED_OPENRESOLVER(0.00)[2a07:de40:b281:104:10:150:64:97:from]; FUZZY_BLOCKED(0.00)[rspamd.com]; RCVD_COUNT_TWO(0.00)[2]; RCVD_TLS_ALL(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; RECEIVED_SPAMHAUS_BLOCKED_OPENRESOLVER(0.00)[2a07:de40:b281:106:10:150:64:167:received]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; FROM_EQ_ENVFROM(0.00)[]; RCPT_COUNT_THREE(0.00)[3]; DKIM_TRACE(0.00)[suse.de:+] Received-SPF: pass client-ip=2a07:de40:b251:101:10:150:64:1; envelope-from=farosas@suse.de; helo=smtp-out1.suse.de 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 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org The QIOChannelFile object already has its reference decremented by g_autoptr. Trying to unref an extra time causes: ERROR:../qom/object.c:1241:object_unref: assertion failed: (obj->ref > 0) Fixes: a701c03dec ("migration: Drop reference to QIOChannel if file seeking fails") Fixes: 6d3279655a ("migration: Fix file migration with fdset") Reported-by: Jim Fehlig Signed-off-by: Fabiano Rosas Reviewed-by: Peter Xu --- migration/file.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/migration/file.c b/migration/file.c index db870f2cf0..6451a21c86 100644 --- a/migration/file.c +++ b/migration/file.c @@ -112,7 +112,6 @@ void file_start_outgoing_migration(MigrationState *s, error_setg_errno(errp, errno, "failed to truncate migration file to offset %" PRIx64, offset); - object_unref(OBJECT(fioc)); return; } @@ -120,7 +119,6 @@ void file_start_outgoing_migration(MigrationState *s, ioc = QIO_CHANNEL(fioc); if (offset && qio_channel_io_seek(ioc, offset, SEEK_SET, errp) < 0) { - object_unref(OBJECT(fioc)); return; } qio_channel_set_name(ioc, "migration-file-outgoing");