executing program
BUG: memory leak
unreferenced object 0xffff888117499380 (size 64):
  comm "syz-executor758", pid 7134, jiffies 4294943009 (age 14.550s)
  hex dump (first 32 bytes):
    32 af 00 00 00 00 00 00 00 00 00 00 00 00 00 00  2...............
    08 c4 ee 24 81 88 ff ff 00 00 00 00 00 00 00 00  ...$............
  backtrace:
    [<00000000f12e1667>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<00000000f12e1667>] slab_post_alloc_hook mm/slab.h:522 [inline]
    [<00000000f12e1667>] slab_alloc mm/slab.c:3319 [inline]
    [<00000000f12e1667>] kmem_cache_alloc+0x13f/0x280 mm/slab.c:3483
    [<000000002969898d>] sctp_bucket_create net/sctp/socket.c:8374 [inline]
    [<000000002969898d>] sctp_get_port_local+0x18a/0x5e0 net/sctp/socket.c:8121
    [<000000003588efc1>] sctp_do_bind+0xcc/0x1e0 net/sctp/socket.c:402
    [<0000000063c98e57>] sctp_bindx_add+0x4b/0xd0 net/sctp/socket.c:496
    [<000000009c758a99>] sctp_setsockopt_bindx+0x18b/0x1f0 net/sctp/socket.c:1023
    [<00000000c894726f>] sctp_setsockopt net/sctp/socket.c:4635 [inline]
    [<00000000c894726f>] sctp_setsockopt+0x924/0x2bd0 net/sctp/socket.c:4605
    [<00000000e9cab248>] sock_common_setsockopt+0x38/0x50 net/core/sock.c:3130
    [<000000005649ae17>] __sys_setsockopt+0x10f/0x220 net/socket.c:2084
    [<0000000091a77368>] __do_sys_setsockopt net/socket.c:2100 [inline]
    [<0000000091a77368>] __se_sys_setsockopt net/socket.c:2097 [inline]
    [<0000000091a77368>] __x64_sys_setsockopt+0x26/0x30 net/socket.c:2097
    [<00000000c5dc4ca3>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:296
    [<000000002e567417>] entry_SYSCALL_64_after_hwframe+0x44/0xa9