R13: 00007f46d089fbc8 R14: 00000000004b767a R15: 0000000000000000
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:
   (ftrace buffer empty)
Modules linked in:
CPU: 1 PID: 7957 Comm: syz-executor0 Not tainted 4.15.0-rc6-next-20180108+ #90
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:free_func_state kernel/bpf/verifier.c:378 [inline]
RIP: 0010:free_verifier_state+0x6d/0x130 kernel/bpf/verifier.c:388
RSP: 0018:ffff8801cdf277b8 EFLAGS: 00010206
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 1ffff1003a303df0
RDX: 000000000000dd20 RSI: 0000000000000071 RDI: 0000000000000388
RBP: ffff8801cdf27800 R08: ffffffff85f41280 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d181ef80
R13: dffffc0000000000 R14: ffff8801d181ef80 R15: ffff8801d181ef80
FS:  00007f46d08a0700(0000) GS:ffff8801db500000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b9bc26000 CR3: 00000001cddd1003 CR4: 00000000001606e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 is_state_visited kernel/bpf/verifier.c:4414 [inline]
 do_check+0x2442/0x9760 kernel/bpf/verifier.c:4488
 bpf_check+0x3087/0x5580 kernel/bpf/verifier.c:5483
 bpf_prog_load+0xbb2/0x1260 kernel/bpf/syscall.c:1205
 SYSC_bpf kernel/bpf/syscall.c:1820 [inline]
 SyS_bpf+0x861/0x32e0 kernel/bpf/syscall.c:1782
 entry_SYSCALL_64_fastpath+0x23/0x9a
RIP: 0033:0x452ac9
RSP: 002b:00007f46d089fc58 EFLAGS: 00000212 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f46d089faa0 RCX: 0000000000452ac9
RDX: 0000000000000048 RSI: 0000000020000000 RDI: 0000000000000005
RBP: 00007f46d089fa90 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000212 R12: 00000000004b767a
R13: 00007f46d089fbc8 R14: 00000000004b767a R15: 0000000000000000
Code: 1a 36 f4 ff 4c 89 f1 48 c1 e9 03 42 80 3c 29 00 0f 85 c1 00 00 00 4f 8d 3c fc 49 8b 07 48 8d b8 88 03 00 00 48 89 fe 48 c1 ee 03 <42> 80 3c 2e 00 0f 85 8f 00 00 00 48 8b b8 88 03 00 00 48 89 45 
RIP: free_func_state kernel/bpf/verifier.c:378 [inline] RSP: ffff8801cdf277b8
RIP: free_verifier_state+0x6d/0x130 kernel/bpf/verifier.c:388 RSP: ffff8801cdf277b8
---[ end trace d30511ce0d92551e ]---
Kernel panic - not syncing: Fatal exception
Dumping ftrace buffer:
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Kernel Offset: disabled
Rebooting in 86400 seconds..