------------[ cut here ]------------ WARNING: CPU: 1 PID: 28276 at mm/util.c:546 __vm_enough_memory+0x41d/0x510 mm/util.c:544 memory commitment underflow[ 654.376817] Kernel panic - not syncing: panic_on_warn set ... CPU: 1 PID: 28276 Comm: syz-executor0 Not tainted 4.9.131+ #102 ffff8801cd61fa60 ffffffff81b37029 ffffffff82a38c20 00000000ffffffff 0000000000000000 0000000000000001 0000000000000222 ffff8801cd61fb20 ffffffff813f6b25 0000000041b58ab3 ffffffff82e298d3 ffffffff813f6966 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] panic+0x1bf/0x39f kernel/panic.c:179 [] __warn.cold.9+0xc1/0x17f kernel/panic.c:542 [] warn_slowpath_fmt+0xc2/0x100 kernel/panic.c:565 [] __vm_enough_memory+0x41d/0x510 mm/util.c:544 [] security_vm_enough_memory_mm+0x96/0xb0 security/security.c:238 [] mmap_region+0x4c1/0xf90 mm/mmap.c:1676 [] do_mmap+0x53d/0xbb0 mm/mmap.c:1505 [] do_mmap_pgoff include/linux/mm.h:2032 [inline] [] vm_mmap_pgoff+0x168/0x1b0 mm/util.c:329 [] SYSC_mmap_pgoff mm/mmap.c:1555 [inline] [] SyS_mmap_pgoff+0x152/0x1b0 mm/mmap.c:1513 [] SYSC_mmap arch/x86/kernel/sys_x86_64.c:96 [inline] [] SyS_mmap+0x16/0x20 arch/x86/kernel/sys_x86_64.c:87 [] do_syscall_64+0x19f/0x550 arch/x86/entry/common.c:285 [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb Kernel Offset: disabled Rebooting in 86400 seconds..