From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Mon, 19 Jan 2026 12:27:14 +0100 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1vhnPf-0030qX-0N for lore@lore.pengutronix.de; Mon, 19 Jan 2026 12:27:14 +0100 Received: from bombadil.infradead.org ([2607:7c80:54:3::133]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1vhnPe-0002fd-4R for lore@pengutronix.de; Mon, 19 Jan 2026 12:27:14 +0100 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=MHc+8dcAwc1xqrDGZeXQF62o7TmHuc7VYTt33S/lJYM=; b=3hrDNL1qAghHdW8Zr03DAl2yIS DpFGZ8159JbdPJCtqWGaRwcZhxPlA7x00STPGjBoRpybgKeo1VOT8PtEsWKDQxUp+QQ/vTRzBVe1m qgUKllvapQCsNJGeI9I+3r9iL53JvUN3g2eJ1Oc8vsWebILAQQxpiqJEDRjBodRTuryu1aln/GkuM Aez+MWEjSWEuan48M2hR8BgTGtdTl0qzcyALHrMYzSZcUuLVg0r7jcuabc9SGTd/rAP9dmKaU1+kh Os/XKIXDPpnQCqt0lFWaiMmfxjTrUYf/flTfiEdXnbBPA/2lEknEmlwAEqlQFebstqPvFaSLKYziI 9tSM9TNw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vhnP7-00000001tTK-45ZF; Mon, 19 Jan 2026 11:26:42 +0000 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vhnOw-00000001tR3-0mXp for barebox@lists.infradead.org; Mon, 19 Jan 2026 11:26:37 +0000 Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1vhnOu-0002R6-5Q; Mon, 19 Jan 2026 12:26:28 +0100 Received: from pty.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::c5]) by drehscheibe.grey.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1vhnOu-001P4n-22; Mon, 19 Jan 2026 12:26:27 +0100 Received: from sha by pty.whiteo.stw.pengutronix.de with local (Exim 4.96) (envelope-from ) id 1vhnOt-003NIf-2j; Mon, 19 Jan 2026 12:26:27 +0100 Date: Mon, 19 Jan 2026 12:26:27 +0100 From: Sascha Hauer To: Ahmad Fatoum Cc: barebox@lists.infradead.org Message-ID: References: <20260116101404.3954872-1-a.fatoum@barebox.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260116101404.3954872-1-a.fatoum@barebox.org> X-Sent-From: Pengutronix Hildesheim X-URL: http://www.pengutronix.de/ X-Accept-Language: de,en X-Accept-Content-Type: text/plain X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260119_032632_980128_29807BFC X-CRM114-Status: GOOD ( 19.37 ) X-BeenThere: barebox@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:3::133 X-SA-Exim-Mail-From: barebox-bounces+lore=pengutronix.de@lists.infradead.org X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on metis.whiteo.stw.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-3.9 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: Re: [PATCH] test: py: add dry run check for FIT image X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.whiteo.stw.pengutronix.de) On Fri, Jan 16, 2026 at 11:14:03AM +0100, Ahmad Fatoum wrote: > A dry run should not alter system state in a way that would inhibit > normal operation or repeated dry runs. > > The FIT image boot in the test suite, however, reduces the VFS root's > reference count beyond the initial value before the bootm. > > This leads to a warning on boot that can be reproduced by repeating the > dry run multiple times: > > FAILED test/py/test_fit.py::test_fit_dryrun - > AssertionError: ['WARNING: at fs/fs.c:255/mntput()!', > 'WARNING: refcount for mount "/" becomes negative'] > > Add a regression test for this issue. > > Signed-off-by: Ahmad Fatoum > --- > @Sascha, given that you introduced the warning, maybe you are interested > in looking into this? :-) > I am not sure if it's 9PFS related. It's reproducible with: No, it's not 9pfs related. It's the O_TMPFILE creation that bites us here. I've sent a fix. Sascha -- Pengutronix e.K. | | Steuerwalder Str. 21 | http://www.pengutronix.de/ | 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |