BUG: unable to handle kernel NULL pointer dereference at 00000000000000fd
IP: qlist_free_all+0x37/0x160 mm/kasan/quarantine.c:163
PGD 1bc5bb067 P4D 1bc5bb067 PUD 1b757a067 PMD 0 
Oops: 0000 [#1] SMP KASAN
Dumping ftrace buffer:
   (ftrace buffer empty)
Modules linked in:
CPU: 0 PID: 11897 Comm: syz-executor2 Not tainted 4.16.0-rc6+ #284
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:qlist_free_all+0x37/0x160 mm/kasan/quarantine.c:163
RSP: 0018:ffff8801b749f9a8 EFLAGS: 00010246
RAX: ffff8801cc18a680 RBX: 0000000000000282 RCX: 0000000000000000
RDX: ffffea0007306280 RSI: ffffea0006e4091f RDI: 0000000000000282
RBP: ffff8801b749f9e0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000001 R14: ffff8801cc18a680 R15: ffffffff87acaba0
FS:  00007fb4e6468700(0000) GS:ffff8801db200000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000000000000fd CR3: 00000001aa3bc006 CR4: 00000000001606f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 quarantine_reduce+0x141/0x170 mm/kasan/quarantine.c:259
 kasan_kmalloc+0xca/0xe0 mm/kasan/kasan.c:537
 kasan_slab_alloc+0x12/0x20 mm/kasan/kasan.c:489
 slab_post_alloc_hook mm/slab.h:443 [inline]
 slab_alloc mm/slab.c:3379 [inline]
 __do_kmalloc mm/slab.c:3703 [inline]
 __kmalloc+0x14b/0x760 mm/slab.c:3714
 kmalloc include/linux/slab.h:517 [inline]
 kzalloc include/linux/slab.h:701 [inline]
 crypto_create_tfm+0x82/0x2e0 crypto/api.c:455
 crypto_alloc_tfm+0x114/0x2b0 crypto/api.c:540
 crypto_alloc_skcipher+0x2c/0x40 crypto/skcipher.c:949
 skcipher_bind+0x25/0x30 crypto/algif_skcipher.c:309
 alg_bind+0x224/0x4f0 crypto/af_alg.c:183
 SYSC_bind+0x1c3/0x410 net/socket.c:1474
 SyS_bind+0x24/0x30 net/socket.c:1460
 do_syscall_64+0x281/0x940 arch/x86/entry/common.c:287
 entry_SYSCALL_64_after_hwframe+0x42/0xb7
RIP: 0033:0x4548b9
RSP: 002b:00007fb4e6467c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000031
RAX: ffffffffffffffda RBX: 00007fb4e64686d4 RCX: 00000000004548b9
RDX: 0000000000000058 RSI: 0000000020000080 RDI: 0000000000000013
RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
R13: 000000000000001e R14: 00000000006f2370 R15: 0000000000000000
Code: 55 48 89 e5 41 57 41 56 41 55 41 54 49 c7 c7 a0 ab ac 87 53 49 89 f4 48 83 ec 10 48 89 7d c8 4d 85 e4 4d 89 e5 0f 84 c8 00 00 00 <49> 63 95 fc 00 00 00 4c 8b 30 48 29 d0 49 83 3f 00 48 89 c6 0f 
RIP: qlist_free_all+0x37/0x160 mm/kasan/quarantine.c:163 RSP: ffff8801b749f9a8
CR2: 00000000000000fd
---[ end trace 361e3cd75f893700 ]---
kernel msg: ebtables bug: please report to author: Wrong len argument