linux-kernel - Re: [PATCH 1/2] PCI: Setup bridge resources earlier

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <b144ae1b-8573-4a71-9eaa-d38f38e83f4a@gmail.com>
Date: Fri, 17 Oct 2025 23:52:58 +0530
From: Bhanu Seshu Kumar Valluri <bhanuseshukumar@...il.com>
To: ilpo.jarvinen@...ux.intel.com
Cc: bhelgaas@...gle.com, kw@...ux.com, linux-kernel@...r.kernel.org,
 linux-pci@...r.kernel.org, lucas.demarchi@...el.com,
 rafael.j.wysocki@...el.com, Manivannan Sadhasivam <mani@...nel.org>
Subject: Re: [PATCH 1/2] PCI: Setup bridge resources earlier

Hi,

I want to report that this PATCH also break PCI RC port on TI-AM64-EVM.

I did git bisect and it pointed to the a43ac325c7cb ("PCI: Set up bridge resources earlier")

Happy to help if any testing or logs are required.



echo 1 > /sys/bus/pci/rescan
[   37.170389] pci 0000:01:00.0: [104c:b010] type 00 class 0xff0000 PCIe Endpoint
[   37.177781] pci 0000:01:00.0: BAR 0 [mem 0x00000000-0x0000ffff]
[   37.183808] pci 0000:01:00.0: BAR 1 [mem 0x00000000-0x000001ff]
[   37.189843] pci 0000:01:00.0: BAR 2 [mem 0x00000000-0x000003ff]
[   37.195802] pci 0000:01:00.0: BAR 3 [mem 0x00000000-0x00003fff]
[   37.201768] pci 0000:01:00.0: BAR 4 [mem 0x00000000-0x0001ffff]
[   37.207715] pci 0000:01:00.0: BAR 5 [mem 0x00000000-0x000fffff]
[   37.214040] pci 0000:01:00.0: supports D1
[   37.218083] pci 0000:01:00.0: PME# supported from D0 D1 D3hot
[   37.231890] pci 0000:01:00.0: BAR 5 [mem 0x68100000-0x681fffff]: assigned
[   37.242890] pci 0000:01:00.0: BAR 4 [mem size 0x00020000]: can't assign; no space
[   37.251216] pci 0000:01:00.0: BAR 4 [mem size 0x00020000]: failed to assign
[   37.258309] pci 0000:01:00.0: BAR 0 [mem size 0x00010000]: can't assign; no space
[   37.265851] pci 0000:01:00.0: BAR 0 [mem size 0x00010000]: failed to assign
[   37.272896] pci 0000:01:00.0: BAR 3 [mem size 0x00004000]: can't assign; no space
[   37.280439] pci 0000:01:00.0: BAR 3 [mem size 0x00004000]: failed to assign
[   37.287459] pci 0000:01:00.0: BAR 2 [mem size 0x00000400]: can't assign; no space
[   37.294986] pci 0000:01:00.0: BAR 2 [mem size 0x00000400]: failed to assign
[   37.302011] pci 0000:01:00.0: BAR 1 [mem size 0x00000200]: can't assign; no space
[   37.309536] pci 0000:01:00.0: BAR 1 [mem size 0x00000200]: failed to assign
[   37.316595] pci 0000:01:00.0: BAR 5 [mem 0x68100000-0x681fffff]: releasing
[   37.323541] pci 0000:01:00.0: BAR 5 [mem 0x68100000-0x681fffff]: assigned
[   37.330400] pci 0000:01:00.0: BAR 4 [mem size 0x00020000]: can't assign; no space
[   37.337956] pci 0000:01:00.0: BAR 4 [mem size 0x00020000]: failed to assign
[   37.344960] pci 0000:01:00.0: BAR 0 [mem size 0x00010000]: can't assign; no space
[   37.352550] pci 0000:01:00.0: BAR 0 [mem size 0x00010000]: failed to assign
[   37.359578] pci 0000:01:00.0: BAR 3 [mem size 0x00004000]: can't assign; no space
[   37.367152] pci 0000:01:00.0: BAR 3 [mem size 0x00004000]: failed to assign
[   37.374192] pci 0000:01:00.0: BAR 2 [mem size 0x00000400]: can't assign; no space
[   37.381709] pci 0000:01:00.0: BAR 2 [mem size 0x00000400]: failed to assign
[   37.388720] pci 0000:01:00.0: BAR 1 [mem size 0x00000200]: can't assign; no space
[   37.396246] pci 0000:01:00.0: BAR 1 [mem size 0x00000200]: failed to assign
[   37.403795] pcieport 0000:00:00.0: of_irq_parse_pci: failed with rc=-22
[   37.410513] pci-endpoint-test 0000:01:00.0: enabling device (0000 -> 0002)
[   37.417796] pci-endpoint-test 0000:01:00.0: Cannot perform PCI test without BAR0


Regards,
Bhanu Seshu Kumar Valluri