linux-kernel - Re: alpha boot hang

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: <alpine.LRH.2.21.1710251748170.10071@math.ut.ee>
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)