From mboxrd@z Thu Jan 1 00:00:00 1970 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 picard.linux.it (picard.linux.it [213.254.12.146]) (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 46DFCF8D755 for ; Thu, 16 Apr 2026 18:40:18 +0000 (UTC) Received: from picard.linux.it (localhost [IPv6:::1]) by picard.linux.it (Postfix) with ESMTP id 64DB73E7534 for ; Thu, 16 Apr 2026 20:40:16 +0200 (CEST) Received: from in-7.smtp.seeweb.it (in-7.smtp.seeweb.it [217.194.8.7]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (secp384r1)) (No client certificate requested) by picard.linux.it (Postfix) with ESMTPS id 4A4E43E74F9 for ; Thu, 16 Apr 2026 20:39:56 +0200 (CEST) Received: from smtp-out1.suse.de (smtp-out1.suse.de [IPv6:2a07:de40:b251:101:10:150:64:1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by in-7.smtp.seeweb.it (Postfix) with ESMTPS id DF20F2000C6 for ; Thu, 16 Apr 2026 20:39:55 +0200 (CEST) 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 4D1F36A811; Thu, 16 Apr 2026 18:39:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.cz; s=susede2_rsa; t=1776364794; h=from:from:reply-to:reply-to:date:date:message-id:message-id:to:to: cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=7mApZ5q/lt6uNCvdorCLcdUW7NqlpZZbWUC7NA8ai7Q=; b=Ev9lkYIPXaSMVup7Ayz6qFmyVvzUWc8CMUZwtEvRbi+U+H9QwimaZ/a1pWoWzHQ/ULexs4 ri4NarFwBsYPFMFk7wVp/kkCAPSl87cmLiWLbqMfEDLAPGgmpJhGGfvZnOH8u3cvcX95vK zU9I9Krwz7FAlutG1cg0uXCex608vPU= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.cz; s=susede2_ed25519; t=1776364794; h=from:from:reply-to:reply-to:date:date:message-id:message-id:to:to: cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=7mApZ5q/lt6uNCvdorCLcdUW7NqlpZZbWUC7NA8ai7Q=; b=jWiuuD9F8dufNU7SdBQNul2I0x1A5syuaMQwwO77Mv5ZI7VXs6jbx9B3T78eLyGIyJXsjK tZOvgVTpJMbkd4Dg== Authentication-Results: smtp-out1.suse.de; dkim=pass header.d=suse.cz header.s=susede2_rsa header.b=Ev9lkYIP; dkim=pass header.d=suse.cz header.s=susede2_ed25519 header.b=jWiuuD9F DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.cz; s=susede2_rsa; t=1776364794; h=from:from:reply-to:reply-to:date:date:message-id:message-id:to:to: cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=7mApZ5q/lt6uNCvdorCLcdUW7NqlpZZbWUC7NA8ai7Q=; b=Ev9lkYIPXaSMVup7Ayz6qFmyVvzUWc8CMUZwtEvRbi+U+H9QwimaZ/a1pWoWzHQ/ULexs4 ri4NarFwBsYPFMFk7wVp/kkCAPSl87cmLiWLbqMfEDLAPGgmpJhGGfvZnOH8u3cvcX95vK zU9I9Krwz7FAlutG1cg0uXCex608vPU= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.cz; s=susede2_ed25519; t=1776364794; h=from:from:reply-to:reply-to:date:date:message-id:message-id:to:to: cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=7mApZ5q/lt6uNCvdorCLcdUW7NqlpZZbWUC7NA8ai7Q=; b=jWiuuD9F8dufNU7SdBQNul2I0x1A5syuaMQwwO77Mv5ZI7VXs6jbx9B3T78eLyGIyJXsjK tZOvgVTpJMbkd4Dg== 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 2AEA4593A3; Thu, 16 Apr 2026 18:39:54 +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 uyt8CPos4WlqCwAAD6G6ig (envelope-from ); Thu, 16 Apr 2026 18:39:54 +0000 Date: Thu, 16 Apr 2026 20:39:47 +0200 From: Petr Vorel To: Avinesh Kumar Message-ID: <20260416183947.GC303991@pevik> References: <20260415044641.97806-1-avinesh.kumar@suse.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20260415044641.97806-1-avinesh.kumar@suse.com> X-Spamd-Result: default: False [-3.71 / 50.00]; BAYES_HAM(-3.00)[99.99%]; NEURAL_HAM_LONG(-1.00)[-1.000]; MID_RHS_NOT_FQDN(0.50)[]; HAS_REPLYTO(0.30)[pvorel@suse.cz]; R_DKIM_ALLOW(-0.20)[suse.cz:s=susede2_rsa,suse.cz:s=susede2_ed25519]; NEURAL_HAM_SHORT(-0.20)[-1.000]; MIME_GOOD(-0.10)[text/plain]; MX_GOOD(-0.01)[]; RCPT_COUNT_TWO(0.00)[2]; DBL_BLOCKED_OPENRESOLVER(0.00)[suse.cz:dkim,suse.cz:replyto,imap1.dmz-prg2.suse.org:helo,imap1.dmz-prg2.suse.org:rdns]; FUZZY_RATELIMITED(0.00)[rspamd.com]; ARC_NA(0.00)[]; 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]; TO_DN_SOME(0.00)[]; MIME_TRACE(0.00)[0:+]; DKIM_SIGNED(0.00)[suse.cz:s=susede2_rsa,suse.cz:s=susede2_ed25519]; TO_MATCH_ENVRCPT_ALL(0.00)[]; DKIM_TRACE(0.00)[suse.cz:+]; FROM_EQ_ENVFROM(0.00)[]; FROM_HAS_DN(0.00)[]; RCVD_TLS_ALL(0.00)[]; RCVD_COUNT_TWO(0.00)[2]; RCVD_VIA_SMTP_AUTH(0.00)[]; RECEIVED_SPAMHAUS_BLOCKED_OPENRESOLVER(0.00)[2a07:de40:b281:106:10:150:64:167:received]; MISSING_XM_UA(0.00)[]; REPLYTO_EQ_FROM(0.00)[] X-Rspamd-Action: no action X-Rspamd-Server: rspamd1.dmz-prg2.suse.org X-Rspamd-Queue-Id: 4D1F36A811 X-Virus-Scanned: clamav-milter 1.0.9 at in-7.smtp.seeweb.it X-Virus-Status: Clean Subject: Re: [LTP] [PATCH] ima_kexec.sh: Use %s in printf to prevent evaluating cmdline backslashes X-BeenThere: ltp@lists.linux.it X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux Test Project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: Petr Vorel Cc: ltp@lists.linux.it Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: ltp-bounces+ltp=archiver.kernel.org@lists.linux.it Sender: "ltp" Hi Avinesh, > On systemd-boot systems, the kernel command line contains EFI paths > with backslashes (e.g., `initrd=\opensuse...\6.19...`). > Writing this to a file using `printf "$cmdline"` inadvertently evaluates > these backslashes as escape sequences, corrupting the expected digest > and causing a false test failure: > + printf 'initrd=\opensuse-tumbleweed\6.19.11-1-default\initrd-...' > + cat -v file1 > initrd=\opensuse-tumbleweed^F.19.11-1-default\initrd-... > ima_kexec 1 TINFO: testing kexec -s -l /boot/Image-6.19.11-1-default --reuse-cmdline > ima_kexec 1 TFAIL: unable to find a correct measurement > Fix this by using `printf "%s" "$cmdline"` to ensure the command line > is treated as literal data. Thanks a lot, merged! Kind regards, Petr -- Mailing list info: https://lists.linux.it/listinfo/ltp