[ T8813] [1]put skb 0xffff888099ebbe80 back. sctp_check_transmitted, 1533 [ T8813] [1]put back to queue 0xffff888096b2c280 sctp_check_transmitted, 1683 Something wrong happens here, 0xffff888099ebbe80 not changed to newsk [ T8813] [1]before sk 0xffff88809621e7c0 sctp_sock_migrate, 9592 cause [ T8811] [0]skb 0xffff888099ebbe80 0xffff8880a3bb2800: truesize 131328, sk alloc 296449 sctp_wfree 9101 real sk 0xffff88809621e7c0 it's sk is still oldsk.