netlink: 8 bytes leftover after parsing attributes in process `syz-executor5'.
------------[ cut here ]------------
WARNING: CPU: 1 PID: 8105 at mm/util.c:546 __vm_enough_memory+0x37f/0x470 mm/util.c:544
memory commitment underflow
Kernel panic - not syncing: panic_on_warn set ...

CPU: 1 PID: 8105 Comm: blkid Not tainted 4.9.101-gaef17a5 #32
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801d37df748 ffffffff81eb1009 ffffffff83c484a0 00000000ffffffff
 0000000000000000 0000000000000001 0000000000000222 ffff8801d37df808
 ffffffff8141f925 0000000041b58ab3 ffffffff843b87e8 ffffffff8141f766
Call Trace:
 [<ffffffff81eb1009>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81eb1009>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff8141f925>] panic+0x1bf/0x3bc kernel/panic.c:179
 [<ffffffff8141fc11>] __warn.cold.9+0xc1/0x17f kernel/panic.c:542
 [<ffffffff811344b2>] warn_slowpath_fmt+0xc2/0x100 kernel/panic.c:565
 [<ffffffff8149604f>] __vm_enough_memory+0x37f/0x470 mm/util.c:544
 [<ffffffff81ceae56>] security_vm_enough_memory_mm+0x96/0xb0 security/security.c:238
 [<ffffffff814e2ef1>] mmap_region+0x5b1/0x1040 mm/mmap.c:1644
 [<ffffffff814e3e7a>] do_mmap+0x4fa/0xc30 mm/mmap.c:1473
 [<ffffffff81495938>] do_mmap_pgoff include/linux/mm.h:2032 [inline]
 [<ffffffff81495938>] vm_mmap_pgoff+0x168/0x1b0 mm/util.c:329
 [<ffffffff814959ea>] vm_mmap+0x6a/0x90 mm/util.c:347
 [<ffffffff8169211b>] elf_map+0x1cb/0x230 fs/binfmt_elf.c:365
 [<ffffffff81693ecd>] load_elf_interp fs/binfmt_elf.c:567 [inline]
 [<ffffffff81693ecd>] load_elf_binary+0x197d/0x4be0 fs/binfmt_elf.c:1050
 [<ffffffff8158320f>] search_binary_handler+0x14f/0x6f0 fs/exec.c:1622
 [<ffffffff81587b85>] exec_binprm fs/exec.c:1664 [inline]
 [<ffffffff81587b85>] do_execveat_common.isra.40+0x11c5/0x1f30 fs/exec.c:1786
 [<ffffffff81589252>] do_execve fs/exec.c:1830 [inline]
 [<ffffffff81589252>] SYSC_execve fs/exec.c:1911 [inline]
 [<ffffffff81589252>] SyS_execve+0x42/0x50 fs/exec.c:1906
 [<ffffffff81006316>] do_syscall_64+0x1a6/0x490 arch/x86/entry/common.c:282
 [<ffffffff839f4893>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
Dumping ftrace buffer:
   (ftrace buffer empty)
Kernel Offset: disabled
Rebooting in 86400 seconds..