BUG: memory leak
unreferenced object 0xffff88810ced3500 (size 256):
  comm "syz-executor340", pid 3640, jiffies 4294955435 (age 8.050s)
  hex dump (first 32 bytes):
    01 00 00 00 01 00 00 00 00 00 00 00 00 00 00 00  ................
    ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff  ................
  backtrace:
    [<ffffffff81372765>] kmalloc include/linux/slab.h:600 [inline]
    [<ffffffff81372765>] kzalloc include/linux/slab.h:733 [inline]
    [<ffffffff81372765>] seccomp_prepare_filter kernel/seccomp.c:666 [inline]
    [<ffffffff81372765>] seccomp_prepare_user_filter kernel/seccomp.c:708 [inline]
    [<ffffffff81372765>] seccomp_set_mode_filter kernel/seccomp.c:1871 [inline]
    [<ffffffff81372765>] do_seccomp+0x195/0x1240 kernel/seccomp.c:1991
    [<ffffffff845ad915>] do_syscall_x64 arch/x86/entry/common.c:50 [inline]
    [<ffffffff845ad915>] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
    [<ffffffff84600087>] entry_SYSCALL_64_after_hwframe+0x63/0xcd