------------[ cut here ]------------
WARNING: CPU: 1 PID: 12845 at mm/util.c:546 __vm_enough_memory+0x37f/0x470 mm/util.c:544
memory commitment underflow[  850.319698] Kernel panic - not syncing: panic_on_warn set ...

SELinux: unrecognized netlink message: protocol=0 nlmsg_type=25924 sclass=netlink_route_socket pig=12858 comm=syz-executor7
CPU: 0 PID: 12845 Comm: syz-executor3 Not tainted 4.9.112-g9e79039 #59
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801a8a379e0 ffffffff81eb3249 ffffffff83c48980 00000000ffffffff
 0000000000000000 0000000000000000 0000000000000222 ffff8801a8a37aa0
 ffffffff81421a55 0000000041b58ab3 ffffffff843bae78 ffffffff81421896
Call Trace:
 [<ffffffff81eb3249>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81eb3249>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81421a55>] panic+0x1bf/0x3bc kernel/panic.c:179
 [<ffffffff81421d41>] __warn.cold.9+0xc1/0x17f kernel/panic.c:542
 [<ffffffff811366d2>] warn_slowpath_fmt+0xc2/0x100 kernel/panic.c:565
 [<ffffffff814983df>] __vm_enough_memory+0x37f/0x470 mm/util.c:544
 [<ffffffff81ced016>] security_vm_enough_memory_mm+0x96/0xb0 security/security.c:238
 [<ffffffff814e5281>] mmap_region+0x5b1/0x1040 mm/mmap.c:1676
 [<ffffffff814e62ac>] do_mmap+0x59c/0xcc0 mm/mmap.c:1505
 [<ffffffff81497cc8>] do_mmap_pgoff include/linux/mm.h:2032 [inline]
 [<ffffffff81497cc8>] vm_mmap_pgoff+0x168/0x1b0 mm/util.c:329
 [<ffffffff814e0270>] SYSC_mmap_pgoff mm/mmap.c:1555 [inline]
 [<ffffffff814e0270>] SyS_mmap_pgoff+0xd0/0x550 mm/mmap.c:1513
 [<ffffffff8105e276>] SYSC_mmap arch/x86/kernel/sys_x86_64.c:96 [inline]
 [<ffffffff8105e276>] SyS_mmap+0x16/0x20 arch/x86/kernel/sys_x86_64.c:87
 [<ffffffff81006316>] do_syscall_64+0x1a6/0x490 arch/x86/entry/common.c:282
 [<ffffffff839f9f53>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
Dumping ftrace buffer:
   (ftrace buffer empty)
Kernel Offset: disabled
Rebooting in 86400 seconds..