2020/01/23 04:03:58 executed programs: 23
2020/01/23 04:04:04 executed programs: 34
BUG: memory leak
unreferenced object 0xffff888110e7b780 (size 128):
  comm "syz-executor.2", pid 7407, jiffies 4294954567 (age 14.610s)
  hex dump (first 32 bytes):
    66 69 6c 65 20 73 79 6d 6c 69 6e 6b 00 2f 72 6f  file symlink./ro
    b4 64 b1 0d 79 7a 6b 61 80 53 8f 0f 81 88 ff ff  .d..yzka.S......
  backtrace:
    [<000000001e979cf0>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<000000001e979cf0>] slab_post_alloc_hook mm/slab.h:586 [inline]
    [<000000001e979cf0>] slab_alloc_node mm/slab.c:3263 [inline]
    [<000000001e979cf0>] kmem_cache_alloc_node_trace+0x161/0x2f0 mm/slab.c:3593
    [<0000000097ac1963>] __do_kmalloc_node mm/slab.c:3615 [inline]
    [<0000000097ac1963>] __kmalloc_node+0x38/0x50 mm/slab.c:3623
    [<00000000e046a2ab>] kmalloc_node include/linux/slab.h:579 [inline]
    [<00000000e046a2ab>] sock_hash_alloc_elem net/core/sock_map.c:646 [inline]
    [<00000000e046a2ab>] sock_hash_update_common+0x314/0x580 net/core/sock_map.c:700
    [<00000000b0831fe3>] sock_hash_update_elem+0xf0/0x130 net/core/sock_map.c:749
    [<00000000122d0cf8>] map_update_elem kernel/bpf/syscall.c:1006 [inline]
    [<00000000122d0cf8>] __do_sys_bpf+0x1a85/0x1f50 kernel/bpf/syscall.c:3018
    [<000000002528286d>] __se_sys_bpf kernel/bpf/syscall.c:2989 [inline]
    [<000000002528286d>] __x64_sys_bpf+0x1e/0x30 kernel/bpf/syscall.c:2989
    [<0000000055cb769a>] do_syscall_64+0x73/0x220 arch/x86/entry/common.c:294
    [<00000000e098d047>] entry_SYSCALL_64_after_hwframe+0x44/0xa9