BUG: unable to handle kernel paging request at ffff880943e22010
IP: fd_array_map_delete_elem+0x7b/0x110 kernel/bpf/arraymap.c:418
PGD 890a067 P4D 890a067 PUD 0 
Oops: 0002 [#1] SMP KASAN
Dumping ftrace buffer:
   (ftrace buffer empty)
Modules linked in:
CPU: 0 PID: 25252 Comm: syz-executor1 Not tainted 4.15.0-rc7+ #190
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:fd_array_map_delete_elem+0x7b/0x110 kernel/bpf/arraymap.c:418
RSP: 0018:ffff8801d059f8a0 EFLAGS: 00010246
RAX: 00000000f09b8368 RBX: ffff8801bf060400 RCX: ffffffff8181a6b5
RDX: 00000000000000d7 RSI: ffffc90002385000 RDI: ffff8801bf060424
RBP: ffff8801d059f8b0 R08: 1ffff1003a0b3e59 R09: 0000000000000002
R10: ffffffff817e8b61 R11: 0000000000000000 R12: 0000000000000000
R13: ffff8801cdcafc81 R14: ffff8801d059ff20 R15: ffff8801d1e6b5c0
FS:  00007f5cc8f78700(0000) GS:ffff8801db200000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffff880943e22010 CR3: 00000001b1658005 CR4: 00000000001606f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 map_delete_elem kernel/bpf/syscall.c:737 [inline]
 SYSC_bpf kernel/bpf/syscall.c:1814 [inline]
 SyS_bpf+0x22ea/0x4400 kernel/bpf/syscall.c:1782
 entry_SYSCALL_64_fastpath+0x23/0x9a
RIP: 0033:0x452df9
RSP: 002b:00007f5cc8f77c58 EFLAGS: 00000212 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f5cc8f78700 RCX: 0000000000452df9
RDX: 0000000000000010 RSI: 0000000020ef0000 RDI: 0000000000000003
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000212 R12: 0000000000000000
R13: 0000000000a2f7ef R14: 00007f5cc8f789c0 R15: 0000000000000000
Code: fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 6c 44 39 63 24 76 7a e8 8b 77 ee ff 44 89 e0 45 31 e4 <4c> 87 a4 c3 d0 00 00 00 4d 85 e4 74 69 e8 73 77 ee ff 48 89 da 
RIP: fd_array_map_delete_elem+0x7b/0x110 kernel/bpf/arraymap.c:418 RSP: ffff8801d059f8a0
CR2: ffff880943e22010
---[ end trace a49d71a94a30de8f ]---
Kernel panic - not syncing: Fatal exception
Dumping ftrace buffer:
   (ftrace buffer empty)
Kernel Offset: disabled
Rebooting in 86400 seconds..