BUG: memory leak
unreferenced object 0xffff88803f1add80 (size 64):
  comm "syz-executor.2", pid 10501, jiffies 4296556469 (age 19.688s)
  hex dump (first 32 bytes):
    01 00 00 00 09 00 00 00 00 00 00 00 00 00 00 00  ................
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<000000001c4cc15d>] kmalloc_node include/linux/slab.h:604 [inline]
    [<000000001c4cc15d>] kvmalloc_node+0x3e/0x100 mm/util.c:580
    [<00000000bcd29425>] kvmalloc include/linux/slab.h:732 [inline]
    [<00000000bcd29425>] groups_alloc kernel/groups.c:18 [inline]
    [<00000000bcd29425>] __do_sys_setgroups+0x10a/0x430 kernel/groups.c:195
    [<00000000b3a1f7d9>] do_syscall_x64 arch/x86/entry/common.c:50 [inline]
    [<00000000b3a1f7d9>] do_syscall_64+0x3b/0x90 arch/x86/entry/common.c:80
    [<000000003dabb285>] entry_SYSCALL_64_after_hwframe+0x44/0xae

BUG: leak checking failed