kasan: CONFIG_KASAN_INLINE enabled
kasan: GPF could be caused by NULL-ptr deref or user memory access
general protection fault: 0000 [#1] SMP KASAN
Dumping ftrace buffer:
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Modules linked in:
CPU: 1 PID: 3296 Comm: syzkaller111583 Not tainted 4.14.0-next-20171124+ #51
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
task: ffff8801cbb76300 task.stack: ffff8801cbe88000
RIP: 0010:scatterwalk_start include/crypto/scatterwalk.h:86 [inline]
RIP: 0010:scatterwalk_pagedone include/crypto/scatterwalk.h:111 [inline]
RIP: 0010:scatterwalk_done include/crypto/scatterwalk.h:119 [inline]
RIP: 0010:blkcipher_walk_done+0x447/0xde0 crypto/blkcipher.c:125
RSP: 0018:ffff8801cbe8f6f0 EFLAGS: 00010202
RAX: 0000000000000000 RBX: 00000000000003ef RCX: ffff8801cbe8f7e0
RDX: dffffc0000000000 RSI: 0000000000000001 RDI: 0000000000000008
RBP: ffff8801cbe8f740 R08: ffffed0037be1e02 R09: 0000000000000010
R10: 0000000000000000 R11: ffffed0037be1e01 R12: ffff8801cbe8f8b8
R13: ffff8801cbe8f7a0 R14: ffff8801cbe8f7e8 R15: ffff8801cb18d490
FS:  00007fea58c31700(0000) GS:ffff8801db500000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fea5742de78 CR3: 00000001cc8d9000 CR4: 00000000001406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 skcipher_null_crypt+0x1da/0x2d0 crypto/crypto_null.c:91
 skcipher_crypt_blkcipher crypto/skcipher.c:619 [inline]
 skcipher_encrypt_blkcipher+0x213/0x310 crypto/skcipher.c:628
 crypto_skcipher_encrypt include/crypto/skcipher.h:445 [inline]
 crypto_aead_copy_sgl crypto/algif_aead.c:90 [inline]
 _aead_recvmsg crypto/algif_aead.c:210 [inline]
 aead_recvmsg+0x7db/0x1970 crypto/algif_aead.c:313
 aead_recvmsg_nokey+0x60/0x80 crypto/algif_aead.c:431
 sock_recvmsg_nosec net/socket.c:805 [inline]
 sock_recvmsg+0xc9/0x110 net/socket.c:812
 ___sys_recvmsg+0x29b/0x630 net/socket.c:2207
 __sys_recvmsg+0xe2/0x210 net/socket.c:2252
 SYSC_recvmsg net/socket.c:2264 [inline]
 SyS_recvmsg+0x2d/0x50 net/socket.c:2259
 entry_SYSCALL_64_fastpath+0x1f/0x96
RIP: 0033:0x4463e9
RSP: 002b:00007fea58c30dc8 EFLAGS: 00000202 ORIG_RAX: 000000000000002f
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004463e9
RDX: 0000000000002103 RSI: 0000000020709fc8 RDI: 0000000000000006
RBP: 0000000000000086 R08: 00007fea58c31700 R09: 00007fea58c31700
R10: 00007fea58c31700 R11: 0000000000000202 R12: 0000000000000000
R13: 00007fff354236af R14: 00007fea58c319c0 R15: 0000000000000000
Code: c8 48 89 f7 48 c1 ef 03 80 3c 17 00 0f 85 53 08 00 00 48 8d 78 08 48 ba 00 00 00 00 00 fc ff df 49 89 45 38 48 89 fe 48 c1 ee 03 <0f> b6 14 16 84 d2 74 09 80 fa 03 0f 8e 37 07 00 00 48 89 ca 44 
RIP: scatterwalk_start include/crypto/scatterwalk.h:86 [inline] RSP: ffff8801cbe8f6f0
RIP: scatterwalk_pagedone include/crypto/scatterwalk.h:111 [inline] RSP: ffff8801cbe8f6f0
RIP: scatterwalk_done include/crypto/scatterwalk.h:119 [inline] RSP: ffff8801cbe8f6f0
RIP: blkcipher_walk_done+0x447/0xde0 crypto/blkcipher.c:125 RSP: ffff8801cbe8f6f0
---[ end trace 657d7fa2b769829a ]---
Kernel panic - not syncing: Fatal exception
Dumping ftrace buffer:
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Kernel Offset: disabled
Rebooting in 86400 seconds..