BUG: memory leak
unreferenced object 0xffff88810aaf8a00 (size 512):
  comm "syz-executor.2", pid 7184, jiffies 4294952394 (age 10.170s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    75 d3 a3 a9 00 00 00 00 c0 92 a7 0a 81 88 ff ff  u...............
  backtrace:
    [<000000009c75b7fa>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<000000009c75b7fa>] slab_post_alloc_hook mm/slab.h:586 [inline]
    [<000000009c75b7fa>] slab_alloc_node mm/slab.c:3263 [inline]
    [<000000009c75b7fa>] kmem_cache_alloc_node_trace+0x161/0x2f0 mm/slab.c:3593
    [<00000000a31c9176>] __do_kmalloc_node mm/slab.c:3615 [inline]
    [<00000000a31c9176>] __kmalloc_node+0x38/0x50 mm/slab.c:3623
    [<0000000018b27351>] kmalloc_node include/linux/slab.h:579 [inline]
    [<0000000018b27351>] sock_hash_alloc_elem net/core/sock_map.c:646 [inline]
    [<0000000018b27351>] sock_hash_update_common+0x314/0x580 net/core/sock_map.c:700
    [<0000000018c609d8>] sock_hash_update_elem+0xf0/0x130 net/core/sock_map.c:749
    [<0000000011f08d3d>] map_update_elem kernel/bpf/syscall.c:1006 [inline]
    [<0000000011f08d3d>] __do_sys_bpf+0x1a85/0x1f50 kernel/bpf/syscall.c:3018
    [<00000000af3195cc>] __se_sys_bpf kernel/bpf/syscall.c:2989 [inline]
    [<00000000af3195cc>] __x64_sys_bpf+0x1e/0x30 kernel/bpf/syscall.c:2989
    [<00000000a7b24818>] do_syscall_64+0x73/0x220 arch/x86/entry/common.c:294
    [<00000000f700f99e>] entry_SYSCALL_64_after_hwframe+0x44/0xa9