][   T25] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
executing program
BUG: memory leak
unreferenced object 0xffff888121da4280 (size 96):
  comm "syz-executor681", pid 7272, jiffies 4294944915 (age 8.100s)
  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:
    [<000000006cb5856b>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<000000006cb5856b>] slab_post_alloc_hook mm/slab.h:439 [inline]
    [<000000006cb5856b>] slab_alloc mm/slab.c:3326 [inline]
    [<000000006cb5856b>] kmem_cache_alloc_trace+0x13d/0x280 mm/slab.c:3553
    [<0000000055861d4c>] kmalloc include/linux/slab.h:547 [inline]
    [<0000000055861d4c>] kzalloc include/linux/slab.h:742 [inline]
    [<0000000055861d4c>] sctp_stream_init_ext+0x2b/0xa0 net/sctp/stream.c:157
    [<00000000f4cd1a9b>] sctp_sendmsg_to_asoc+0x946/0xa00 net/sctp/socket.c:1882
    [<000000005c9408c1>] sctp_sendmsg+0x2a8/0x990 net/sctp/socket.c:2102
    [<00000000ba8611a7>] inet_sendmsg+0x64/0x120 net/ipv4/af_inet.c:798
    [<000000007fa7c39f>] sock_sendmsg_nosec net/socket.c:646 [inline]
    [<000000007fa7c39f>] sock_sendmsg+0x54/0x70 net/socket.c:665
    [<00000000837fe1ad>] sock_write_iter+0xb6/0x130 net/socket.c:994
    [<00000000f997b3a5>] call_write_iter include/linux/fs.h:1872 [inline]
    [<00000000f997b3a5>] new_sync_write+0x1ad/0x260 fs/read_write.c:483
    [<00000000a80ae0ff>] __vfs_write+0x87/0xa0 fs/read_write.c:496
    [<000000007765c2d1>] vfs_write fs/read_write.c:558 [inline]
    [<000000007765c2d1>] vfs_write+0xee/0x210 fs/read_write.c:542
    [<0000000031b0b82e>] ksys_write+0x7c/0x130 fs/read_write.c:611
    [<000000004973e66e>] __do_sys_write fs/read_write.c:623 [inline]
    [<000000004973e66e>] __se_sys_write fs/read_write.c:620 [inline]
    [<000000004973e66e>] __x64_sys_write+0x1e/0x30 fs/read_write.c:620
    [<00000000eba0e590>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:301
    [<0000000009400de8>] entry_SYSCALL_64_after_hwframe+0x44/0xa9