------------[ cut here ]------------ memory commitment underflow WARNING: CPU: 0 PID: 7311 at mm/util.c:640 __vm_enough_memory+0x738/0x960 mm/util.c:638 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 7311 Comm: udevd Not tainted 4.17.0-rc7+ #80 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1b9/0x294 lib/dump_stack.c:113 panic+0x22f/0x4de kernel/panic.c:184 __warn.cold.8+0x163/0x1b3 kernel/panic.c:536 TCP: request_sock_TCPv6: Possible SYN flooding on port 2. Sending cookies. Check SNMP counters. report_bug+0x252/0x2d0 lib/bug.c:186 fixup_bug arch/x86/kernel/traps.c:178 [inline] do_error_trap+0x1de/0x490 arch/x86/kernel/traps.c:296 do_invalid_op+0x1b/0x20 arch/x86/kernel/traps.c:315 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:992 RIP: 0010:__vm_enough_memory+0x738/0x960 mm/util.c:638 RSP: 0018:ffff8801ac9f7858 EFLAGS: 00010282 RAX: 000000000000001b RBX: 1ffff1003593ef0f RCX: ffffffff8160be2d RDX: 0000000000000000 RSI: ffffffff81610ae1 RDI: 0000000000000001 RBP: ffff8801ac9f7a40 R08: ffff8801cc42e100 R09: 0000000000000006 R10: ffff8801cc42e100 R11: 0000000000000000 R12: ffff8801ac9f7a18 R13: 0000000000000c67 R14: ffffffff88e08320 R15: 0000000000000001 security_vm_enough_memory_mm+0x9d/0xc0 security/security.c:333 insert_vm_struct+0x2cc/0x370 mm/mmap.c:3134 __bprm_mm_init fs/exec.c:316 [inline] bprm_mm_init fs/exec.c:419 [inline] do_execveat_common.isra.34+0x11cc/0x2590 fs/exec.c:1786 do_execve fs/exec.c:1862 [inline] __do_sys_execve fs/exec.c:1943 [inline] __se_sys_execve fs/exec.c:1938 [inline] __x64_sys_execve+0x8d/0xb0 fs/exec.c:1938 do_syscall_64+0x1b1/0x800 arch/x86/entry/common.c:287 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7fd75d337207 RSP: 002b:00007ffea7a6db08 EFLAGS: 00000202 ORIG_RAX: 000000000000003b RAX: ffffffffffffffda RBX: 00000000ffffffff RCX: 00007fd75d337207 RDX: 000000000076c310 RSI: 00007ffea7a6dc00 RDI: 00007ffea7a6ec10 RBP: 0000000000625500 R08: 0000000000001a85 R09: 0000000000001a85 R10: 0000000000000000 R11: 0000000000000202 R12: 000000000076c310 R13: 0000000000000007 R14: 0000000000753250 R15: 0000000000000005 Dumping ftrace buffer: (ftrace buffer empty) Kernel Offset: disabled Rebooting in 86400 seconds..