linux-kernel - Re: new x86 setup code hangs on Dell Inspiron 5150

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: <46D7AAF7.1030105@zytor.com>
Date:	Thu, 30 Aug 2007 22:45:27 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Will Simoneau <simoneau@....uri.edu>
CC:	linux-kernel@...r.kernel.org
Subject: Re: new x86 setup code hangs on Dell Inspiron 5150

Will Simoneau wrote:
> While trying to put together a new kernel for my laptop (Dell I5150, as
> in subject) I found that recent kernels just don't boot. Right after
> grub loads the kernel, before the "Uncompressing Linux" message is
> shown, it hangs. The BIOS appears to still be alive (ctrl-alt-del works,
> keyboard lock LEDs respond). It seems to be caused by the new x86 setup
> code.
> 
> My kernel is Linus' git as of a1c582d0720f2eff61043e90711767decf37b917.
> I bisected and confirmed that 4fd06960f120e02e9abc802a09f9511c400042a5
> triggers a non-functioning boot.
> 
> This system has Dell BIOS rev A38 and a P4 3.2 w/HT.
> 
> What should I do next to debug this problem?

Can you put in some printf's in the code and see how far it gets?

	-hpa
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/