audit: type=1400 audit(2000000080.679:10688): avc: denied { write } for pid=6401 comm="syz-executor5" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6403 at mm/util.c:546 __vm_enough_memory+0x41d/0x510 mm/util.c:544 memory commitment underflow Kernel panic - not syncing: panic_on_warn set ... CPU: 1 PID: 6403 Comm: kworker/u4:15 Not tainted 4.9.135+ #65 ffff8801a1e0fb28 ffffffff81b42b89 ffffffff82a38ba0 00000000ffffffff 0000000000000000 0000000000000001 0000000000000222 ffff8801a1e0fbe8 ffffffff813f6aa5 0000000041b58ab3 ffffffff82e2b1c3 ffffffff813f68e6 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 [] insert_vm_struct+0x287/0x320 mm/mmap.c:3050 [] __bprm_mm_init fs/exec.c:311 [inline] [] bprm_mm_init fs/exec.c:409 [inline] [] do_execveat_common.isra.14+0xcd8/0x1ed0 fs/exec.c:1754 [] do_execve+0x3a/0x50 fs/exec.c:1829 [] call_usermodehelper_exec_async+0x296/0x4d0 kernel/kmod.c:252 [] ret_from_fork+0x5c/0x70 arch/x86/entry/entry_64.S:373 Kernel Offset: disabled Rebooting in 86400 seconds..