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SubjectRe: 2.6.0-mm1 - kernel panic (VFS bug?)
Andi Kleen wrote:

>Libor Vanek <libor@conet.cz> writes:
>
>
>>...
>>asmlinkage long sys_open(const char __user * filename, int flags, int mode)
>>{
>> char * tmp;
>> int fd, error;
>> char tmp_path[PATH_MAX],tmp2_path[PATH_MAX];
>>
>>
>PATH_MAX is 4096. The i386 stack is only 6k. You already overflowed it.
>You're lucky if your machine only panics, much worse things can happen
>with kernel stack overflows.
>
>
OK - what's correct implementation? Do a "char * tmp_path" and kmalloc it?


--

Libor Vanek





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