binder: 7368:7376 BC_CLEAR_DEATH_NOTIFICATION death notification not active
binder: 7368:7376 BC_REQUEST_DEATH_NOTIFICATION invalid ref 3
binder: 7368:7376 got reply transaction with no transaction stack
binder: 7368:7376 transaction failed 29201/-71, size 24-8 line 2747
binder: undelivered TRANSACTION_ERROR: 29189
BUG: unable to handle kernel NULL pointer dereference at           (null)
IP:           (null)
PGD 20ab99067 P4D 20ab99067 PUD 1e8fd9067 PMD 0 
Oops: 0010 [#1] SMP
Dumping ftrace buffer:
   (ftrace buffer empty)
Modules linked in:
CPU: 0 PID: 7397 Comm: syz-executor3 Not tainted 4.15.0-rc3-next-20171214+ #67
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:          (null)
RSP: 0018:ffffc90001203db0 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff880214dcb800 RCX: ffffffff816a0bd9
RDX: 0000000000000010 RSI: ffff88020fc99060 RDI: ffff880214dcb800
RBP: ffffc90001203dd8 R08: b7db545ced0cb6b3 R09: 0000000000000001
R10: ffffc90001203df8 R11: 0000000000000000 R12: ffff8801e2348180
R13: ffff88020fc99060 R14: 0000000000000010 R15: 0000000000000000
FS:  00007f129f7e4700(0000) GS:ffff88021fc00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 00000001e2163000 CR4: 00000000001406f0
DR0: 0000000020000010 DR1: 0000000020000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600
Call Trace:
 skcipher_setkey+0x5b/0x100 crypto/skcipher.c:808
 crypto_skcipher_setkey include/crypto/skcipher.h:401 [inline]
 simd_skcipher_setkey+0x44/0x60 crypto/simd.c:53
 skcipher_setkey+0x5b/0x100 crypto/skcipher.c:808
 crypto_skcipher_setkey include/crypto/skcipher.h:401 [inline]
 skcipher_setkey+0x25/0x40 crypto/algif_skcipher.c:347
 alg_setkey crypto/af_alg.c:221 [inline]
 alg_setsockopt+0x140/0x180 crypto/af_alg.c:254
 SYSC_setsockopt net/socket.c:1829 [inline]
 SyS_setsockopt+0x8a/0x100 net/socket.c:1808
 entry_SYSCALL_64_fastpath+0x1f/0x96
RIP: 0033:0x452a39
RSP: 002b:00007f129f7e3c58 EFLAGS: 00000212 ORIG_RAX: 0000000000000036
RAX: ffffffffffffffda RBX: 0000000000758020 RCX: 0000000000452a39
RDX: 0000000000000001 RSI: 0000000000000117 RDI: 0000000000000013
RBP: 00000000000003e7 R08: 0000000000000010 R09: 0000000000000000
R10: 0000000020c97000 R11: 0000000000000212 R12: 00000000006f3e48
R13: 00000000ffffffff R14: 00007f129f7e46d4 R15: 0000000000000000
Code:  Bad RIP value.
RIP:           (null) RSP: ffffc90001203db0
CR2: 0000000000000000
---[ end trace 193582dfd677c1ed ]---