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BUG: memory leak
unreferenced object 0xffff8881114f5d80 (size 96):
  comm "syz-executor934", pid 7160, jiffies 4294993058 (age 31.950s)
  hex dump (first 32 bytes):
    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 00 00 00 00 00  ................
  backtrace:
    [<00000000ce7a1326>] kmemleak_alloc_recursive include/linux/kmemleak.h:55 [inline]
    [<00000000ce7a1326>] slab_post_alloc_hook mm/slab.h:439 [inline]
    [<00000000ce7a1326>] slab_alloc mm/slab.c:3326 [inline]
    [<00000000ce7a1326>] kmem_cache_alloc_trace+0x13d/0x280 mm/slab.c:3553
    [<000000007abb7ac9>] kmalloc include/linux/slab.h:547 [inline]
    [<000000007abb7ac9>] kzalloc include/linux/slab.h:742 [inline]
    [<000000007abb7ac9>] sctp_stream_init_ext+0x2b/0xa0 net/sctp/stream.c:157
    [<0000000048ecb9c1>] sctp_sendmsg_to_asoc+0x946/0xa00 net/sctp/socket.c:1882
    [<000000004483ca2b>] sctp_sendmsg+0x2a8/0x990 net/sctp/socket.c:2102
    [<0000000094bdc32e>] inet_sendmsg+0x64/0x120 net/ipv4/af_inet.c:802
    [<0000000022d1c2a5>] sock_sendmsg_nosec net/socket.c:652 [inline]
    [<0000000022d1c2a5>] sock_sendmsg+0x54/0x70 net/socket.c:671
    [<000000006ab53119>] sock_write_iter+0xb6/0x130 net/socket.c:1000
    [<00000000973772ef>] call_write_iter include/linux/fs.h:1872 [inline]
    [<00000000973772ef>] new_sync_write+0x1ad/0x260 fs/read_write.c:483
    [<0000000033f2491b>] __vfs_write+0x87/0xa0 fs/read_write.c:496
    [<00000000372fbd56>] vfs_write fs/read_write.c:558 [inline]
    [<00000000372fbd56>] vfs_write+0xee/0x210 fs/read_write.c:542
    [<000000007ccb2ea5>] ksys_write+0x7c/0x130 fs/read_write.c:611
    [<000000001c29b8c7>] __do_sys_write fs/read_write.c:623 [inline]
    [<000000001c29b8c7>] __se_sys_write fs/read_write.c:620 [inline]
    [<000000001c29b8c7>] __x64_sys_write+0x1e/0x30 fs/read_write.c:620
    [<0000000014d9243b>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:301
    [<0000000059f6e9a8>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff8881114f5d80 (size 96):
  comm "syz-executor934", pid 7160, jiffies 4294993058 (age 33.160s)
  hex dump (first 32 bytes):
    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 00 00 00 00 00  ................
  backtrace:
    [<00000000ce7a1326>] kmemleak_alloc_recursive include/linux/kmemleak.h:55 [inline]
    [<00000000ce7a1326>] slab_post_alloc_hook mm/slab.h:439 [inline]
    [<00000000ce7a1326>] slab_alloc mm/slab.c:3326 [inline]
    [<00000000ce7a1326>] kmem_cache_alloc_trace+0x13d/0x280 mm/slab.c:3553
    [<000000007abb7ac9>] kmalloc include/linux/slab.h:547 [inline]
    [<000000007abb7ac9>] kzalloc include/linux/slab.h:742 [inline]
    [<000000007abb7ac9>] sctp_stream_init_ext+0x2b/0xa0 net/sctp/stream.c:157
    [<0000000048ecb9c1>] sctp_sendmsg_to_asoc+0x946/0xa00 net/sctp/socket.c:1882
    [<000000004483ca2b>] sctp_sendmsg+0x2a8/0x990 net/sctp/socket.c:2102
    [<0000000094bdc32e>] inet_sendmsg+0x64/0x120 net/ipv4/af_inet.c:802
    [<0000000022d1c2a5>] sock_sendmsg_nosec net/socket.c:652 [inline]
    [<0000000022d1c2a5>] sock_sendmsg+0x54/0x70 net/socket.c:671
    [<000000006ab53119>] sock_write_iter+0xb6/0x130 net/socket.c:1000
    [<00000000973772ef>] call_write_iter include/linux/fs.h:1872 [inline]
    [<00000000973772ef>] new_sync_write+0x1ad/0x260 fs/read_write.c:483
    [<0000000033f2491b>] __vfs_write+0x87/0xa0 fs/read_write.c:496
    [<00000000372fbd56>] vfs_write fs/read_write.c:558 [inline]
    [<00000000372fbd56>] vfs_write+0xee/0x210 fs/read_write.c:542
    [<000000007ccb2ea5>] ksys_write+0x7c/0x130 fs/read_write.c:611
    [<000000001c29b8c7>] __do_sys_write fs/read_write.c:623 [inline]
    [<000000001c29b8c7>] __se_sys_write fs/read_write.c:620 [inline]
    [<000000001c29b8c7>] __x64_sys_write+0x1e/0x30 fs/read_write.c:620
    [<0000000014d9243b>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:301
    [<0000000059f6e9a8>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

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