Messages in this thread | | | Date | Sun, 20 Dec 2009 10:10:19 +0100 | From | Johannes Stezenbach <> | Subject | Re: 2.6.33-rc1 Reboot right after bootloader |
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On Sun, Dec 20, 2009 at 09:46:56AM +0100, Sam Ravnborg wrote: > On Sun, Dec 20, 2009 at 12:34:57AM +0100, Michael Guntsche wrote: > > > > I took me some time but I tracked down my reboot problem. The culprit is > > commit > > > > 4a2ff67c88211026afcbdbc190c13f705dae1b59: kbuild: fix bzImage build for > > x86 > > Just to check what is going wrong here could you try to execute the following two commands: > printf \\xa8\\x51\\x37\\x00 > x ; hexdump x > /usr/bin/printf \\xa8\\x51\\x37\\x00 > x ; hexdump x > echo -ne \\xa8\\x51\\x37\\x00 > x ; hexdump x > > Please try as above and also with full path to printf (/usr/bin/printf)
Debian dash has a built-in printf which doesn't support \x. /usr/bin/printf works fine.
$ printf \\xa8\\x51\\x37\\x00 > x ; hexdump x 0000000 785c 3861 785c 3135 785c 3733 785c 3030 0000010 $ /usr/bin/printf \\xa8\\x51\\x37\\x00 > x ; hexdump x 0000000 51a8 0037 0000004 $ echo -ne \\xa8\\x51\\x37\\x00 > x ; hexdump x 0000000 6e2d 2065 785c 3861 785c 3135 785c 3733 0000010 785c 3030 000a 0000015
Johannes
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