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Date: Wed, 25 Oct 2017 17:49:54 +0300 (EEST) From: Meelis Roos <mroos@...ux.ee> To: Lorenzo Pieralisi <lorenzo.pieralisi@....com> cc: linux-alpha@...r.kernel.org, Linux Kernel list <linux-kernel@...r.kernel.org>, linux-pci@...r.kernel.org Subject: Re: alpha boot hang - 4.14-rc* regression > > > > removing libata modules and rebooting fixes it - so it seems to be > > > > loading of libata. > > > > > > Can you please cherry-pick: > > > > > > commit b1f9e5e355e9 ("ide: fix IRQ assignment for PCI bus order probing") > > > > > > from mainline and let us know if that solves the issue ? > > > > No, still breaks the same way (b1f9e5e355e9 patched on top of > > 0e4c2eeb758a). > > > > 4.14.0-rc5-00095-g1c9fec470b81 was also still broken the same way (tried > > on Sunday). > > I am not sure I patched the right sys file but if I did, does the patch > below help ? > > I think that at sata driver binding time the kernel finds a freed > pointer in the host bridge map_irq() hook and that's where things > go wrong. > > Please let me know if that's the right sys file, it is a mechanical > change and making it for other sys file should be reasonably simple. > > Lorenzo > > -- >8 -- > diff --git a/arch/alpha/kernel/sys_dp264.c b/arch/alpha/kernel/sys_dp264.c "Booting GENERIC on Tsunami variation Webbrick using machine vector Webbrick from SRM" Seems to be the correct file - tsunami is referenced from this file and the IRQ-s are DP264. But the patch does not make a difference :( -- Meelis Roos (mroos@...ux.ee)
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