device gre0 entered promiscuous mode ------------[ cut here ]------------ kernel BUG at net/packet/af_packet.c:3106! invalid opcode: 0000 [#1] SMP KASAN Dumping ftrace buffer: (ftrace buffer empty) Modules linked in: CPU: 0 PID: 5152 Comm: syz-executor0 Not tainted 4.15.0-rc1-next-20171130+ #56 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 task: 0000000004c7dc36 task.stack: 0000000044e0aa12 RIP: 0010:packet_do_bind+0xae8/0xd10 net/packet/af_packet.c:3106 RSP: 0018:ffff8801c7067c60 EFLAGS: 00010216 RAX: 0000000000010000 RBX: ffff8801c686ec80 RCX: ffffffff8482abe8 RDX: 000000000000010d RSI: ffffc9000184f000 RDI: ffff8801db41af90 RBP: ffff8801c7067d60 R08: 0000000000000002 R09: 0000000000000002 R10: 0000000000000000 R11: ffffffff8748cd60 R12: 0000000000000000 R13: 1ffff10038e0cf93 R14: 0000000000000000 R15: ffff8801c686f448 FS: 00007f6449975700(0000) GS:ffff8801db400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b9bc21000 CR3: 00000001cd802000 CR4: 00000000001426f0 Call Trace: packet_bind+0x141/0x1a0 net/packet/af_packet.c:3181 SYSC_bind+0x1b4/0x3f0 net/socket.c:1475 SyS_bind+0x24/0x30 net/socket.c:1461 entry_SYSCALL_64_fastpath+0x1f/0x96 RIP: 0033:0x4529d9 RSP: 002b:00007f6449974c58 EFLAGS: 00000212 ORIG_RAX: 0000000000000031 RAX: ffffffffffffffda RBX: 00007f6449975700 RCX: 00000000004529d9 RDX: 0000000000000014 RSI: 0000000020fc4000 RDI: 0000000000000018 RBP: 0000000000a6f880 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000212 R12: 0000000000000000 R13: 0000000000a6f7ff R14: 00007f64499759c0 R15: 0000000000000002 Code: 8e 94 01 00 00 0f b7 85 34 ff ff ff 48 c7 83 c8 07 00 00 00 00 00 00 66 89 83 c0 07 00 00 45 31 ff e9 a9 f9 ff ff e8 58 8e ed fc <0f> 0b e8 51 8e ed fc 4c 89 fa 48 b8 00 00 00 00 00 fc ff df 48 RIP: packet_do_bind+0xae8/0xd10 net/packet/af_packet.c:3106 RSP: ffff8801c7067c60 ---[ end trace 00f7b0862afd8862 ]--- Kernel panic - not syncing: Fatal exception Dumping ftrace buffer: (ftrace buffer empty) Kernel Offset: disabled