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Subject2.3.28+zoned-H2 bug?
Date
Hi,

I've been able to get 2.3.28 with Ingo's zoned-2.3.28-H2 patch going on ARM,
but unfortunately I keep on getting Oopses in do_fork, specifically in
copy_fs.

The oops is within the following code:

tsk->fs->root = dget(current->fs->root);

where the dentries count is incremented. The address seems to be the ASCII
string 'linu'.

Dumping out the contents of current->fs shows that it is valid before the
kmalloc() but not after it. In fact, turning on poisoning in mm/slab.c
changes the Oops address to 0x5a5a5a5a, the poison value.

Has anyone else used Ingo's patch, and have they seen similar results?

I have no idea whether this happens on the stock 2.3.28 kernel - it is
not possible to get this to boot on ARM without serious hacking.
_____
|_____| ------------------------------------------------- ---+---+-
| | Russell King rmk@arm.linux.org.uk --- ---
| | | | http://www.arm.linux.org.uk/~rmk/aboutme.html / / |
| +-+-+ --- -+-
/ | THE developer of ARM Linux |+| /|\
/ | | | --- |
+-+-+ ------------------------------------------------- /\\\ |

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