BUG: memory leak
unreferenced object 0xffff888018b9b800 (size 512):
  comm "syz-executor.4", pid 17457, jiffies 4297076801 (age 18.673s)
  hex dump (first 32 bytes):
    01 00 00 00 01 00 00 00 00 00 00 00 00 00 00 00  ................
    00 00 00 00 00 00 00 00 00 b0 70 00 00 c9 ff ff  ..........p.....
  backtrace:
    [<000000009f5db3f0>] kmalloc include/linux/slab.h:552 [inline]
    [<000000009f5db3f0>] kzalloc include/linux/slab.h:664 [inline]
    [<000000009f5db3f0>] seccomp_prepare_filter kernel/seccomp.c:565 [inline]
    [<000000009f5db3f0>] seccomp_prepare_user_filter kernel/seccomp.c:607 [inline]
    [<000000009f5db3f0>] seccomp_set_mode_filter kernel/seccomp.c:1572 [inline]
    [<000000009f5db3f0>] do_seccomp+0x2da/0x25f0 kernel/seccomp.c:1692
    [<0000000001ef2642>] do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46
    [<00000000ffe16a78>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: leak checking failed