Re: KASAN: slab-out-of-bounds Read in crypto_chacha20_crypt
From: Eric Biggers <hidden>
Date: 2017-11-30 09:01:10
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On Thu, Nov 30, 2017 at 12:37:01AM -0800, syzbot wrote:
================================================================== BUG: KASAN: slab-out-of-bounds in __le32_to_cpup include/uapi/linux/byteorder/little_endian.h:58 [inline] BUG: KASAN: slab-out-of-bounds in le32_to_cpuvp crypto/chacha20_generic.c:19 [inline] BUG: KASAN: slab-out-of-bounds in crypto_chacha20_init crypto/chacha20_generic.c:58 [inline] BUG: KASAN: slab-out-of-bounds in crypto_chacha20_crypt+0xaf1/0xbd0 crypto/chacha20_generic.c:91 Read of size 4 at addr ffff880100000006 by task syz-executor1/15417
#syz dup: general protection fault in crypto_chacha20_crypt