From patchwork Wed Jun 21 14:47:43 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jan Kara X-Patchwork-Id: 13287446 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 34D39EB64D7 for ; Wed, 21 Jun 2023 14:48:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231895AbjFUOsD (ORCPT ); Wed, 21 Jun 2023 10:48:03 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56762 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232017AbjFUOr4 (ORCPT ); Wed, 21 Jun 2023 10:47:56 -0400 Received: from smtp-out2.suse.de (smtp-out2.suse.de [195.135.220.29]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D81E31BC1; Wed, 21 Jun 2023 07:47:46 -0700 (PDT) Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by smtp-out2.suse.de (Postfix) with ESMTPS id 5E7C91FECC; Wed, 21 Jun 2023 14:47:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.cz; s=susede2_rsa; t=1687358865; 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=kv6ExZernbSJWI88DpmmcJXjCzsmSh4Zm3LClIhZLBs=; b=uTLSKksY0r8UEg+1g8Guk7dqOeyat14cg0OjNpwTLUzr8cEyCNgHRveIDX2qfxuX9I5a8O hLscMNKvZGF/uIL6xgU2cLqH1V5eM8liwOYtuT/q/o1ITefV0RUCSCkprNILo3KG1pYwKG rM1DNpMVsmBPvigqeeqK8DazC1qf9ls= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.cz; s=susede2_ed25519; t=1687358865; 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=kv6ExZernbSJWI88DpmmcJXjCzsmSh4Zm3LClIhZLBs=; b=Mo3w+XS3XfnQSCTYCM6KqnWgFu06AKVmYTKTVxpl0bzwm37SQBq1vn6jyYs5ey/cxTif5R FEKYjbEj/bGSOBDw== Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by imap2.suse-dmz.suse.de (Postfix) with ESMTPS id 475C213A66; Wed, 21 Jun 2023 14:47:45 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id 4lvSEJENk2T+EAAAMHmgww (envelope-from ); Wed, 21 Jun 2023 14:47:45 +0000 Received: by quack3.suse.cz (Postfix, from userid 1000) id CF439A0762; Wed, 21 Jun 2023 16:47:44 +0200 (CEST) From: Jan Kara To: Jens Axboe Cc: , Christoph Hellwig , , , Jan Kara Subject: [PATCH 2/2] xfs: Fix crash in ext4_bdev_mark_dead() Date: Wed, 21 Jun 2023 16:47:43 +0200 Message-Id: <20230621144744.1580-2-jack@suse.cz> X-Mailer: git-send-email 2.35.3 In-Reply-To: <20230621144354.10915-1-jack@suse.cz> References: <20230621144354.10915-1-jack@suse.cz> MIME-Version: 1.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=792; i=jack@suse.cz; h=from:subject; bh=9mvZHv1nuxOrQ7jy+yO1dpp1vobf8ZfRCOPCzoekEhM=; b=owEBbQGS/pANAwAIAZydqgc/ZEDZAcsmYgBkkw2O58FKvXZCqoY+XMY4g6hDtZPOPFl/GfUiC1Bg KHkItYSJATMEAAEIAB0WIQSrWdEr1p4yirVVKBycnaoHP2RA2QUCZJMNjgAKCRCcnaoHP2RA2UbvCA C4w8+U/GaomQgaxClF8hYFoz8gIrFJ9yEcmsR4jiuyhD8T1JyS9wX7+KlS3HjsLO0yMpq6Tiu1TLIu rMuFXsEWoTFmzawnh9j8Ym6ryHLu2PnnguqcLul2M7IKrfJuakK7/LrwnKa9BMgIjQebAbI1oUfd97 JOKBnJj2uumSdcan5RnELbs9OPtD643xFk2Wkcq3y5ZMwDO2tRObLNOCAmifbaNcTYLE9PVHV2Szkr KPUtLZFf6f4u++NPZTNoMqwJBANNEQfNBM2rogqGpDPbLFoNsTlpluDjAbns/DW6mnVpVBVOLXrwve XDW/WoZFXW7i3uyCpEXCE3fmJXkuAY X-Developer-Key: i=jack@suse.cz; a=openpgp; fpr=93C6099A142276A28BBE35D815BC833443038D8C Precedence: bulk List-ID: X-Mailing-List: linux-xfs@vger.kernel.org xfs_bdev_mark_dead() passes bdev->bd_holder to ext4_force_shutdown() instead of bdev->bd_super leading to crashes. Fix it. Fixes: 8067ca1dcdfc ("xfs: wire up the ->mark_dead holder operation for log and RT devices") Signed-off-by: Jan Kara --- fs/xfs/xfs_super.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c index d910b141d52e..3ab188a6fba1 100644 --- a/fs/xfs/xfs_super.c +++ b/fs/xfs/xfs_super.c @@ -381,7 +381,7 @@ static void xfs_bdev_mark_dead( struct block_device *bdev) { - xfs_force_shutdown(bdev->bd_holder, SHUTDOWN_DEVICE_REMOVED); + xfs_force_shutdown(XFS_M(bdev->bd_super), SHUTDOWN_DEVICE_REMOVED); } static const struct blk_holder_ops xfs_holder_ops = {