raw_sendmsg: syz-executor0 forgot to set AF_INET. Fix it!
==================================================================
BUG: KASAN: slab-out-of-bounds in memcpy include/linux/string.h:344 [inline]
BUG: KASAN: slab-out-of-bounds in sha3_update+0xdf/0x2e0 crypto/sha3_generic.c:161
Write of size 192 at addr ffff8801c56e4afc by task syz-executor7/3678

CPU: 1 PID: 3678 Comm: syz-executor7 Not tainted 4.15.0-rc5+ #237
BUG: unable to handle kernel paging request at ffff8801d2515000
IP: memset_erms+0x9/0x10 arch/x86/lib/memset_64.S:65
PGD 7e7f067 P4D 7e7f067 PUD 1d9c50063 PMD 1d4533063 PTE 80000001d2515161
Oops: 0003 [#1] SMP KASAN
Dumping ftrace buffer:
   (ftrace buffer empty)
Modules linked in:
CPU: 0 PID: 3689 Comm: syz-executor7 Not tainted 4.15.0-rc5+ #237
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:memset_erms+0x9/0x10 arch/x86/lib/memset_64.S:65
RSP: 0018:ffff8801bfd2f9b8 EFLAGS: 00010282
RAX: 0000000000000000 RBX: ffff8801ced4dc3d RCX: 00000000fc838b78
RDX: 00000000ffffff3b RSI: 0000000000000000 RDI: ffff8801d2515000
RBP: ffff8801bfd2f9d8 R08: ffffed0039da9b87 R09: ffff8801ced4dc3d
R10: 0000000000000001 R11: ffffed0059da9b6e R12: 00000000ffffff3b
R13: 0000000000000000 R14: 00000000000000c5 R15: 0000000000000000
FS:  00007f688d342700(0000) GS:ffff8801db400000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffff8801d2515000 CR3: 00000001c40f6001 CR4: 00000000001606f0
Call Trace:
 memset include/linux/string.h:329 [inline]
 sha3_final+0xeb/0x2e0 crypto/sha3_generic.c:173
 crypto_shash_final+0xe2/0x220 crypto/shash.c:145
 hmac_final+0x16c/0x2b0 crypto/hmac.c:135
 crypto_shash_final+0xe2/0x220 crypto/shash.c:145
 kdf_ctr security/keys/dh.c:189 [inline]
 keyctl_dh_compute_kdf security/keys/dh.c:226 [inline]
 __keyctl_dh_compute+0x18d5/0x1990 security/keys/dh.c:398
 keyctl_dh_compute+0xac/0xf3 security/keys/dh.c:434
 SYSC_keyctl security/keys/keyctl.c:1741 [inline]
 SyS_keyctl+0x72/0x2c0 security/keys/keyctl.c:1637
 entry_SYSCALL_64_fastpath+0x1f/0x96
RIP: 0033:0x452ac9
RSP: 002b:00007f688d341c58 EFLAGS: 00000212 ORIG_RAX: 00000000000000fa
RAX: ffffffffffffffda RBX: 00007f688d342700 RCX: 0000000000452ac9
RDX: 0000000020454000 RSI: 00000000204c8ff4 RDI: 0000000000000017
RBP: 0000000000a2f870 R08: 00000000206b0000 R09: 0000000000000000
R10: 0000000000000030 R11: 0000000000000212 R12: 0000000000000000
R13: 0000000000a2f7ef R14: 00007f688d3429c0 R15: 0000000000000008
Code: 48 c1 e9 03 40 0f b6 f6 48 b8 01 01 01 01 01 01 01 01 48 0f af c6 f3 48 ab 89 d1 f3 aa 4c 89 c8 c3 90 49 89 f9 40 88 f0 48 89 d1 <f3> aa 4c 89 c8 c3 90 49 89 fa 40 0f b6 ce 48 b8 01 01 01 01 01 
RIP: memset_erms+0x9/0x10 arch/x86/lib/memset_64.S:65 RSP: ffff8801bfd2f9b8
CR2: ffff8801d2515000
---[ end trace ac8362330affd1ce ]---