2020/03/03 17:18:06 executed programs: 23
BUG: memory leak
unreferenced object 0xffff88810a906680 (size 64):
  comm "syz-executor.5", pid 7565, jiffies 4294953784 (age 15.320s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    b3 61 cd 62 00 00 00 00 c0 b1 62 0a 81 88 ff ff  .a.b......b.....
  backtrace:
    [<0000000023b51b39>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<0000000023b51b39>] slab_post_alloc_hook mm/slab.h:586 [inline]
    [<0000000023b51b39>] slab_alloc_node mm/slab.c:3263 [inline]
    [<0000000023b51b39>] kmem_cache_alloc_node_trace+0x161/0x2f0 mm/slab.c:3593
    [<00000000bee32185>] __do_kmalloc_node mm/slab.c:3615 [inline]
    [<00000000bee32185>] __kmalloc_node+0x38/0x50 mm/slab.c:3623
    [<00000000f2e3092c>] kmalloc_node include/linux/slab.h:578 [inline]
    [<00000000f2e3092c>] sock_hash_alloc_elem net/core/sock_map.c:649 [inline]
    [<00000000f2e3092c>] sock_hash_update_common+0x314/0x570 net/core/sock_map.c:703
    [<00000000c11a345e>] sock_hash_update_elem+0x13b/0x150 net/core/sock_map.c:754
    [<0000000094785bb2>] bpf_map_update_value.isra.0+0x14d/0x300 kernel/bpf/syscall.c:168
    [<00000000b416c164>] map_update_elem kernel/bpf/syscall.c:1089 [inline]
    [<00000000b416c164>] __do_sys_bpf+0x19dc/0x1e50 kernel/bpf/syscall.c:3384
    [<00000000d421e4b3>] __se_sys_bpf kernel/bpf/syscall.c:3355 [inline]
    [<00000000d421e4b3>] __x64_sys_bpf+0x1e/0x30 kernel/bpf/syscall.c:3355
    [<000000004e770c1e>] do_syscall_64+0x73/0x220 arch/x86/entry/common.c:294
    [<000000001e422c34>] entry_SYSCALL_64_after_hwframe+0x44/0xa9