Re: Exact leak location in KMemleak Output

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On Thu, Oct 28, 2010 at 02:24, Sankar P <sankar.curiosity@xxxxxxxxx> wrote:
> Hi Dave, Rajat, Mulyadi and everyone,
>
>
> Thanks for your pointers.
>
> Now I removed the "static __init" from the hello_init function and I
> got an output of:
>
> unreferenced object 0xf9042000 (size 512):
>  comm "insmod", pid 12068, jiffies 13995923 (age 51.096s)
>  hex dump (first 32 bytes):
>    6f 64 75 6c 65 00 00 00 00 00 00 2e 73 79 6d 74  odule.......symt
>    61 62 00 2e 73 74 72 74 61 62 00 2e 73 68 73 74  ab..strtab..shst
>  backtrace:
>    [<c10b0001>] create_object+0x114/0x1db
>    [<c148b4d0>] kmemleak_alloc+0x21/0x3f
>    [<c10a43e9>] __vmalloc_node+0x83/0x90
>    [<c10a44b9>] vmalloc+0x1c/0x1e
>    [<f9036021>] init_module+0x21/0x2f [hello_kernel]

Cool! :) So you basically helped yourself already :)

OK, so "static" helps? Symbol exports then. You made it static, the
name isn't put into symbol table...kmemleak can't spell it out.

Thanks for sharing your result too... :)


-- 
regards,

Mulyadi Santosa
Freelance Linux trainer and consultant

blog: the-hydra.blogspot.com
training: mulyaditraining.blogspot.com

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