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: 17783 Comm: syz-executor1 Not tainted 4.15.0-rc8+ #174
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:__bpf_prog_put+0x8e/0x580 kernel/bpf/syscall.c:939
RSP: 0018:ffff8801cd5ef5e8 EFLAGS: 00010206
RAX: 0000000000000003 RBX: 1ffff10039abdec0 RCX: ffffffff817db5c7
RDX: 00000000000000e1 RSI: ffffc900017a3000 RDI: 0000000000000001
RBP: ffff8801cd5ef6c8 R08: 1ffff10039abde27 R09: 0000000000000002
R10: ffffffff817e3351 R11: 0000000000000000 R12: 0000000000000001
R13: 0000000000000019 R14: ffff8801cd5ef6a0 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff8801db300000(0063) knlGS:00000000f779eb40
CS:  0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: 0000000020000000 CR3: 00000001c63ce001 CR4: 00000000001626e0
Call Trace:
 bpf_prog_put+0x1a/0x20 kernel/bpf/syscall.c:950
 prog_fd_array_put_ptr+0x15/0x20 kernel/bpf/arraymap.c:446
 fd_array_map_delete_elem+0xc8/0x110 kernel/bpf/arraymap.c:420
 map_delete_elem kernel/bpf/syscall.c:737 [inline]
 SYSC_bpf kernel/bpf/syscall.c:1717 [inline]
 SyS_bpf+0x22ea/0x4400 kernel/bpf/syscall.c:1685
 do_syscall_32_irqs_on arch/x86/entry/common.c:327 [inline]
 do_fast_syscall_32+0x3ee/0xf9d arch/x86/entry/common.c:389
 entry_SYSENTER_compat+0x54/0x63 arch/x86/entry/entry_64_compat.S:129
RIP: 0023:0xf7fa2c79
RSP: 002b:00000000f779e08c EFLAGS: 00000296 ORIG_RAX: 0000000000000165
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000020978000
RDX: 0000000000000010 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
Code: f1 f1 f1 c7 40 04 00 f2 f2 f2 c7 40 08 f2 f2 f2 f2 c7 40 0c 00 f2 f2 f2 c7 40 10 f3 f3 f3 f3 e8 f9 61 f2 ff 4c 89 e8 48 c1 e8 03 <42> 80 3c 38 00 0f 85 07 04 00 00 49 8b 44 24 18 f0 ff 08 74 3a 
RIP: __bpf_prog_put+0x8e/0x580 kernel/bpf/syscall.c:939 RSP: ffff8801cd5ef5e8
---[ end trace b9378ffec39460d9 ]---
Kernel panic - not syncing: Fatal exception
Dumping ftrace buffer:
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Kernel Offset: disabled
Rebooting in 86400 seconds..