From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1794271508; b=MeMf4n+ZNs2ODVSVJMOuwt4tbwv3s/0ryXfKw2Q52N4iQ/cyTfbuKxifn/5Yvwaj/859 Ug9aUUM9wCmewhMLj9vJdN7hXLMiLjwU421dq9mUdVoq0BhKl6nzGCkkJZg6/8Np6LKV8 aVUbhf6gMJ/vrCRyYfoVlbIfkQEYsJqNfGxDHQzf9xOcM9nZbS4n1nALzNtwgAxxXJQIP xy9qozMDSeUDrkXo2otzPMI6bfbSsgFixzvBRLn+UgqkScM7Xxbo3czksSi8xCXDP2nBp kxOZk1/FJiD4iT1gSLGxJpgRDlPZHnBwf9uyRD4a8doguGmercc9kf3zeLbiBCd5EkQ== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1794271508; h=Received:DKIM-Signature:Message-ID:From:Subject:Reply-To:To:Cc: In-Reply-To:References:Content-Type:Content-Transfer-Encoding:Date; bh=Xi6jf0HfifdAIEFo46tRnvT3ZNMYJnI36IC9Sr2wmo4=; b=4GO5F8FImxZB9tfyom8OMxkcXMzdNBlyGiDcmkopjxLbmR77mYTbn6ZMRlahBx6GjQqd NZLlWJ9OgILX3XmDLJOclVnXcW1I6RhnswNDJF7mSiyQPOvMn+dK1UGzSZBA8LMaaTGdC DvTTRLZxtSFqINjEph2qzrFVJZ6v7/+4BBATM66f1Z9iRZCnEfYAnsyVbC/g/PLjhi6Ek zn/wRU1hvKO6WjY5N1VS/PHmLHA1wc7jeEd9pjq1D65mo+Kyf22LVTdV7YsfV6cIqAuvW 9Pg36VAMP05h+T3VxQX+ai/Fv/o9SWgcrtgaGrOjVZo49AGxIpKsa5XFsceCI0MC+Fg== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=fUk70MAp; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id F07ED606A321 for ; Tue, 10 Nov 2026 00:45:07 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=fUk70MAp Received: by smtp.kernel.org (Postfix) with ESMTPSA id AFE9A1F0089F; Tue, 10 Nov 2026 00:45:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1794271507; bh=Xi6jf0HfifdAIEFo46tRnvT3ZNMYJnI36IC9Sr2wmo4=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=fUk70MApRrLmsOLOlvZM90zcOaGfIbGvwPz6yDqZrj1wE9FKCWbFdycf6Ac8IpVbb xoh0S/nQrDbaJQF1PQQiHrZUcfIDFItI6TW/LE72jzwQK7Q6/ENnuP7NN3xt7Bq2Zd /sfAh7mA7vr8FcPmlTrggWn5PGvp6FLuB4ybkrcWCtZroc6KIkL4VCvtsmeusT5Rxr 6Nb3F2IiI1ByhwlYzdOpaF747JdXU0Rlwf31YkVVxXMCGuuWrnnh0k6IJNBXadQaQC qjIzwl1S2mSA6rJRKNG9y1fcUck8UMUaIs6ASSUkNLW9BeKCUNYXE4gTwm6XmUH5L2 C0ejxAHTZvjFg== Message-ID: From: sashiko-bot@kernel.org Subject: Re: [PATCH] PCI: Don't add failed disabled ROM BARs to fail_head Reply-To: sashiko-reviews@lists.linux.dev To: "Kameron Markham" Cc: linux-pci@vger.kernel.org In-Reply-To: <20261109-r730-disabled-rom-fail-head-v1-1-88ef813d125e@gmail.com> References: <20261109-r730-disabled-rom-fail-head-v1-1-88ef813d125e@gmail.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Tue, 10 Nov 2026 00:45:07 +0000 X-Mailing-List: linux-pci@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list > From: Kameron Markham >=20 > On Dell PowerEdge R730 servers with "SR-IOV Global Enable" disabled in > the BIOS setup, kernels since v6.15 hard-reset while igb probes the > on-board Intel I350 NIC. The iDRAC logs PWR2262 ("The Intel Management > Engine has reported an internal system error"), CPU0000 (IERR) and a > CPU machine check, and the BIOS sometimes halts in POST afterwards > (PST0208). v6.14 boots fine on the same machine. >=20 > With SR-IOV Global Enable disabled, the firmware does not assign the VF > BARs of the on-board 82599 NIC, so pci_realloc_detect() enables > resource reallocation automatically. On the first assignment pass the > disabled Expansion ROM BARs of three devices cannot be assigned: >=20 > pci 0000:02:00.0: ROM [mem size 0x00100000 pref]: can't assign; no space > [ ... ] >=20 > Fixes: 96336ec70264 ("PCI: Perform reset_resource() and build fail list i= n sync") > Closes: https://bugzilla.kernel.org/show_bug.cgi?id=3D222253 > Cc: stable@vger.kernel.org > Signed-off-by: Kameron Markham Sashiko has reviewed this patch and found no issues. --=20 Sashiko AI review =C2=B7 https://sashiko.dev/#/patchset/20261109-r730-disab= led-rom-fail-head-v1-1-88ef813d125e@gmail.com?part=3D1