IPv6: ADDRCONF(NETDEV_UP): syz2: link is not ready
BUG: unable to handle kernel paging request at ffffed004976c060
IP: memory_is_nonzero mm/kasan/kasan.c:195 [inline]
IP: memory_is_poisoned_n mm/kasan/kasan.c:210 [inline]
IP: memory_is_poisoned mm/kasan/kasan.c:241 [inline]
IP: check_memory_region_inline mm/kasan/kasan.c:257 [inline]
IP: check_memory_region+0xe4/0x190 mm/kasan/kasan.c:267
PGD 21ffee067 P4D 21ffee067 PUD 21ffec067 PMD 0 
Oops: 0000 [#1] SMP KASAN
Dumping ftrace buffer:
   (ftrace buffer empty)
Modules linked in:
CPU: 0 PID: 11826 Comm: syz-executor0 Not tainted 4.15.0-rc7+ #185
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:memory_is_nonzero mm/kasan/kasan.c:195 [inline]
RIP: 0010:memory_is_poisoned_n mm/kasan/kasan.c:210 [inline]
RIP: 0010:memory_is_poisoned mm/kasan/kasan.c:241 [inline]
RIP: 0010:check_memory_region_inline mm/kasan/kasan.c:257 [inline]
RIP: 0010:check_memory_region+0xe4/0x190 mm/kasan/kasan.c:267
RSP: 0018:ffff8801bc967770 EFLAGS: 00010206
RAX: ffffed004976c060 RBX: ffff88024bd60300 RCX: ffffffff817e42ac
RDX: 0000000000000000 RSI: 0000000000200001 RDI: ffff88024bb60300
RBP: ffff8801bc967780 R08: 0000000000040001 R09: 0000000000008000
R10: 0000000000040001 R11: ffffed00497ac060 R12: ffffed00497ac061
R13: ffff88024bb60300 R14: ffff8801c02fb081 R15: ffff8801c9f221c0
FS:  00007fca4f5af700(0000) GS:ffff8801db200000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffed004976c060 CR3: 00000001d53f1002 CR4: 00000000001606f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 memcpy+0x23/0x50 mm/kasan/kasan.c:302
 memcpy include/linux/string.h:344 [inline]
 map_lookup_elem+0x4dc/0xbd0 kernel/bpf/syscall.c:584
 SYSC_bpf kernel/bpf/syscall.c:1808 [inline]
 SyS_bpf+0x922/0x4400 kernel/bpf/syscall.c:1782
 entry_SYSCALL_64_fastpath+0x23/0x9a
RIP: 0033:0x452ac9
RSP: 002b:00007fca4f5aec58 EFLAGS: 00000212 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 000000000071bea0 RCX: 0000000000452ac9
RDX: 0000000000000018 RSI: 0000000020eab000 RDI: 0000000000000001
RBP: 00000000000003aa R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000212 R12: 00000000006f3890
R13: 00000000ffffffff R14: 00007fca4f5af6d4 R15: 0000000000000000
Code: 01 74 0b 41 80 38 00 74 f0 4d 85 c0 75 56 4c 01 c8 4d 89 e0 49 29 c0 4d 8d 48 07 4d 85 c0 4d 0f 49 c8 49 c1 f9 03 45 85 c9 74 5e <48> 83 38 00 75 18 45 8d 41 ff 4e 8d 44 c0 08 48 83 c0 08 49 39 
RIP: memory_is_nonzero mm/kasan/kasan.c:195 [inline] RSP: ffff8801bc967770
RIP: memory_is_poisoned_n mm/kasan/kasan.c:210 [inline] RSP: ffff8801bc967770
RIP: memory_is_poisoned mm/kasan/kasan.c:241 [inline] RSP: ffff8801bc967770
RIP: check_memory_region_inline mm/kasan/kasan.c:257 [inline] RSP: ffff8801bc967770
RIP: check_memory_region+0xe4/0x190 mm/kasan/kasan.c:267 RSP: ffff8801bc967770
CR2: ffffed004976c060
---[ end trace 01f04e99bdf6445b ]---
Kernel panic - not syncing: Fatal exception
Dumping ftrace buffer:
   (ftrace buffer empty)
Kernel Offset: disabled
Rebooting in 86400 seconds..