From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Mon, 19 Jan 2026 12:42:52 +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 1vhnen-00315T-0c for lore@lore.pengutronix.de; Mon, 19 Jan 2026 12:42:52 +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 1vhnem-00063w-7e for lore@pengutronix.de; Mon, 19 Jan 2026 12:42:52 +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:Content-Transfer-Encoding: Content-Type:In-Reply-To:From:References:Cc:To:Subject:MIME-Version:Date: Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=1PZbGZLB3BzH0OEzJX4vvFirNEYwCb+xYE4/0VRn7AI=; b=NTTsC/DZgdnFw8iOjRy5z7MVkJ 5CwBjAHbB0OcFvwRdNUv6+DaKWB5OuzCz9KkXVgzZxDXngaI1M/4Qp7Qvdpr923o6R0Sxm2KwWawz jFdIPBck+Qq1Iutx1QvEpOC9dUxMOUylS5chcNFVSJVT43hjLQfhHYEbOhL41gbMOdsH5FJQtHNbs lIRwDXOcTD/XvFNHp2kOtheXbSpzgJZnmt9/6QFfTcB2QfHt1ium+HGqyzS0ZGqm5ie4qzKGhcnTg EbtLtQSM3VCR9reLYxU5ISM8a7O3y4q/xNJUXTzVZsKHhGBU+8F2eLyLsm2AwaJ4qpimUDirXlotQ +MU+pO4Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vhneB-00000001ujI-0Q2J; Mon, 19 Jan 2026 11:42:15 +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 1vhne8-00000001uiv-1OLk for barebox@lists.infradead.org; Mon, 19 Jan 2026 11:42:13 +0000 Received: from ptz.office.stw.pengutronix.de ([2a0a:edc0:0:900:1d::77] helo=[127.0.0.1]) by metis.whiteo.stw.pengutronix.de with esmtp (Exim 4.92) (envelope-from ) id 1vhne6-0005uL-Jr; Mon, 19 Jan 2026 12:42:10 +0100 Message-ID: <6841771d-0b43-4872-9aef-b2e63a837121@barebox.org> Date: Mon, 19 Jan 2026 12:42:10 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird To: Sascha Hauer Cc: barebox@lists.infradead.org References: <20260116101404.3954872-1-a.fatoum@barebox.org> From: Ahmad Fatoum Content-Language: en-US, de-DE, de-BE In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260119_034212_402340_A713DFAB X-CRM114-Status: GOOD ( 11.80 ) 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=-3.7 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) Hi, On 1/19/26 12:26 PM, Sascha Hauer wrote: > 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. Thank you! Ahmad > > Sascha >