RDS: rds_bind could not find a transport for 224.0.0.2, load rds_tcp or rds_rdma? TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. WARNING: CPU: 1 PID: 22060 at net/strparser/strparser.c:532 strp_done+0xb7/0xe0 net/strparser/strparser.c:532 Kernel panic - not syncing: panic_on_warn set ... CPU: 1 PID: 22060 Comm: syz-executor0 Not tainted 4.16.0-rc7+ #5 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x194/0x24d lib/dump_stack.c:53 panic+0x1e4/0x41c kernel/panic.c:183 __warn+0x1dc/0x200 kernel/panic.c:547 report_bug+0x1f4/0x2b0 lib/bug.c:186 fixup_bug.part.11+0x37/0x80 arch/x86/kernel/traps.c:178 fixup_bug arch/x86/kernel/traps.c:247 [inline] do_error_trap+0x2d7/0x3e0 arch/x86/kernel/traps.c:296 do_invalid_op+0x1b/0x20 arch/x86/kernel/traps.c:315 invalid_op+0x1b/0x40 arch/x86/entry/entry_64.S:986 RIP: 0010:strp_done+0xb7/0xe0 net/strparser/strparser.c:532 RSP: 0018:ffff8801d8e2f768 EFLAGS: 00010212 RAX: 0000000000010000 RBX: ffff8801ae86d908 RCX: ffffffff85e7a857 RDX: 00000000000000e6 RSI: ffffc90001a40000 RDI: ffff8801ae86d910 RBP: ffff8801d8e2f780 R08: 1ffff1003b1c5eb8 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffff88019f372540 R13: ffff8801d8e2f988 R14: 0000000000000000 R15: ffff8801d8e2f848 kcm_attach net/kcm/kcmsock.c:1428 [inline] kcm_attach_ioctl net/kcm/kcmsock.c:1489 [inline] kcm_ioctl+0xf6e/0x1820 net/kcm/kcmsock.c:1695 sock_do_ioctl+0xef/0x390 net/socket.c:958 sock_ioctl+0x367/0x670 net/socket.c:1081 vfs_ioctl fs/ioctl.c:46 [inline] do_vfs_ioctl+0x1b1/0x1520 fs/ioctl.c:686 SYSC_ioctl fs/ioctl.c:701 [inline] SyS_ioctl+0x8f/0xc0 fs/ioctl.c:692 do_syscall_64+0x281/0x940 arch/x86/entry/common.c:287 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x4548b9 RSP: 002b:00007ff82c8fbc68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007ff82c8fc6d4 RCX: 00000000004548b9 RDX: 0000000020000240 RSI: 00000000000089e0 RDI: 0000000000000017 RBP: 000000000072bf58 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff R13: 00000000000003aa R14: 00000000006f7890 R15: 0000000000000001 Dumping ftrace buffer: (ftrace buffer empty) Kernel Offset: disabled Rebooting in 86400 seconds..