------------[ cut here ]------------ kernel BUG at net/packet/af_packet.c:1515! invalid opcode: 0000 [#1] PREEMPT SMP KASAN Dumping ftrace buffer: (ftrace buffer empty) Modules linked in: CPU: 1 PID: 14096 Comm: syz-executor7 Not tainted 4.9.51-g47589a5 #53 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 task: ffff8801d93d4800 task.stack: ffff8801d5c00000 RIP: 0010:[] [] __fanout_unlink net/packet/af_packet.c:1515 [inline] RIP: 0010:[] [] __unregister_prot_hook+0x139/0x280 net/packet/af_packet.c:369 RSP: 0018:ffff8801d5c07ac8 EFLAGS: 00010212 RAX: ffffffff835465e9 RBX: 0000000000000001 RCX: ffffc90002a59000 RDX: 00000000000000f9 RSI: 0000000000000000 RDI: ffff8801a8ebc428 RBP: ffff8801d5c07b08 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 1ffff1003ab80f22 R12: ffff8801a8ebc400 R13: ffff8801a8b9b300 R14: 0000000000000001 R15: dffffc0000000000 FS: 00007f76f02c8700(0000) GS:ffff8801db300000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020001000 CR3: 00000001d9260000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Stack: ffff8801a8b9b970 ffff8801a8ebcc28 0000000000000000 ffff8801a8b9b300 ffff8801a8b9b790 0000000000000000 ffff8801a8b9b768 ffff8801d5c07d80 ffff8801d5c07c50 ffffffff83549c5c 0000000041b58ab3 0000000000000008 Call Trace: [] packet_set_ring+0xd6c/0x18b0 net/packet/af_packet.c:4300 [] packet_setsockopt+0x554/0x2240 net/packet/af_packet.c:3660 [] SYSC_setsockopt net/socket.c:1771 [inline] [] SyS_setsockopt+0x160/0x250 net/socket.c:1750 [] entry_SYSCALL_64_fastpath+0x23/0xc6 Code: 48 89 fa 48 c1 ea 03 42 80 3c 3a 00 0f 85 4a 01 00 00 4d 3b 6c c4 28 74 16 e8 d4 40 e2 fd 83 c3 01 44 39 f3 75 cd e8 c7 40 e2 fd <0f> 0b 31 c0 41 8d 5e ff 48 89 45 c0 e8 b6 40 e2 fd 49 8d 7c dc RIP [] __fanout_unlink net/packet/af_packet.c:1515 [inline] RIP [] __unregister_prot_hook+0x139/0x280 net/packet/af_packet.c:369 RSP ---[ end trace 7d521d3c86f8bb6d ]--- Kernel panic - not syncing: Fatal exception Dumping ftrace buffer: (ftrace buffer empty) Kernel Offset: disabled Rebooting in 86400 seconds..