------------[ cut here ]------------ memory commitment underflow WARNING: CPU: 0 PID: 4242 at mm/util.c:628 __vm_enough_memory+0x5a6/0x810 mm/util.c:626 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 4242 Comm: syz-executor2 Not tainted 4.16.0-rc5+ #354 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:__vm_enough_memory+0x5a6/0x810 mm/util.c:626 RSP: 0018:ffff8801b6cd7000 EFLAGS: 00010282 RAX: dffffc0000000008 RBX: 1ffff10036d9ae05 RCX: ffffffff815acd3e RDX: 0000000000000000 RSI: 1ffff10036d9adb0 RDI: 1ffff10036d9ad85 RBP: ffff8801b6cd71b0 R08: 1ffff10036d9ad47 R09: 0000000000000000 R10: ffff8801b6cd6b78 R11: 0000000000000000 R12: ffff8801b6cd7188 R13: ffffffff86fba560 R14: 0000000000000021 R15: dffffc0000000000 security_vm_enough_memory_mm+0x90/0xb0 security/security.c:327 dup_mmap kernel/fork.c:447 [inline] dup_mm kernel/fork.c:1233 [inline] copy_mm+0x8b9/0x131f kernel/fork.c:1287 copy_process.part.38+0x1f56/0x4b60 kernel/fork.c:1793 copy_process kernel/fork.c:1606 [inline] _do_fork+0x1f7/0xf70 kernel/fork.c:2087 SYSC_clone kernel/fork.c:2194 [inline] SyS_clone+0x37/0x50 kernel/fork.c:2188 do_syscall_64+0x281/0x940 arch/x86/entry/common.c:287 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x45255a RSP: 002b:0000000000a3eb00 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000a3eb00 RCX: 000000000045255a RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 RBP: 0000000000a3eb40 R08: 0000000000000001 R09: 000000000291f940 R10: 000000000291fc10 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000001380 Dumping ftrace buffer: (ftrace buffer empty) Kernel Offset: disabled Rebooting in 86400 seconds..