El 28/05/2013 19:16, "Michał Akaanonim" <michak.ny@xxxxxxxxx> va escriure:
>
> Hi,
> I'm developing custom kernel for my Samsung Galaxy Ace 2 phone.
> First, I'd like to check if there are any bugs, so I built kernel with kmemleak enabled and I get 10 entries, for example:
>
> unreferenced object 0xce2a2000 (size 8192):
> comm "vold", pid 1855, jiffies 4294942835 (age 1394.240s)
> hex dump (first 32 bytes):
> 00 00 00 00 24 7e 50 c0 d0 7d 50 c0 7c 7d 50 c0 ....$~P..}P.|}P.
> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
> backtrace:
> [<c03f4a00>] create_object+0x10c/0x24c
> [<c08e99f0>] kmemleak_alloc+0x6c/0xd0
> [<c03f1a54>] __kmalloc+0x178/0x27c
> [<c0507988>] __crypto_alloc_tfm+0x4c/0x140
> [<c05086b8>] crypto_spawn_tfm+0x78/0xcc
> [<c0511dc0>] crypto_cbc_init_tfm+0x2c/0x44
> [<c05079dc>] __crypto_alloc_tfm+0xa0/0x140
> [<c05086b8>] crypto_spawn_tfm+0x78/0xcc
> [<c050b968>] skcipher_geniv_init+0x2c/0x54
> [<c050cd68>] eseqiv_init+0x50/0x54
> [<c05079dc>] __crypto_alloc_tfm+0xa0/0x140
> [<c050aee0>] crypto_alloc_ablkcipher+0x68/0xa8
> [<c06b82b0>] crypt_ctr+0x294/0x8a0
> [<c06b08c8>] dm_table_add_target+0xf8/0x260
> [<c06b3ffc>] table_load+0x114/0x2c4
> [<c06b37d4>] dm_ctl_ioctl+0x1d0/0x2cc
>
> I noticed that in 6 of 10 entries there are dm_ctl_ioctl, table_load and dm_table_add_target functions. So I think something is wrong with MD driver but I compared source of this driver with other find on net and there aren't any differences.
> Source code of my kernel can be found here: https://github.com/hckk/GT-I8160_Kernel
>
> Thanks for any help.
Could it be false positives?
Regards,
Matthias
> Greetings, Michal.
>
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