linux-kernel - Re: [PATCH v1] drivers: pci: introduce configurable delay for Rockchip PCIe bus scan

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 for Android: free password hash cracker in your pocket

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

Date:   Mon, 20 Nov 2023 15:15:30 +1100
From:   Tom Fitzhenry <tom@...-fitzhenry.me.uk>
To:     vincenzopalazzodev@...il.com
Cc:     bhelgaas@...gle.com, broonie@...nel.org, heiko@...ech.de,
        kw@...ux.com, lgirdwood@...il.com,
        linux-arm-kernel@...ts.infradead.org,
        linux-kernel-mentees@...ts.linuxfoundation.org,
        linux-kernel@...r.kernel.org, linux-pci@...r.kernel.org,
        linux-rockchip@...ts.infradead.org, lpieralisi@...nel.org,
        robh@...nel.org, shawn.lin@...k-chips.com,
        skhan@...uxfoundation.org, strit@...jaro.org
Subject: Re: [PATCH v1] drivers: pci: introduce configurable delay for
 Rockchip PCIe bus scan

My RockPro64 occasionally failed on boot with this crash dump, at least
since Linux 5.15. Since Linux 6.5, every boot fails in this manner.

I applied a similar patch[0] against Linux 6.6 that sleeps during probe,
and I'm now able to boot successfully each time.

0. https://gitlab.manjaro.org/manjaro-arm/packages/core/linux/-/blob/44e81d83b7e002e9955ac3c54e276218dc9ac76d/1005-rk3399-rp64-pcie-Reimplement-rockchip-PCIe-bus-scan-delay.patch