2021/05/19 08:42:42 executed programs: 3
BUG: memory leak
unreferenced object 0xffff888111108f00 (size 232):
  comm "syz-executor.0", pid 8698, jiffies 4294969066 (age 12.920s)
  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:
    [<ffffffff8369ed6f>] __alloc_skb+0x20f/0x280 net/core/skbuff.c:413
    [<ffffffff836a7473>] __pskb_copy_fclone+0x73/0x330 net/core/skbuff.c:1602
    [<ffffffff83fb49f3>] __pskb_copy include/linux/skbuff.h:1171 [inline]
    [<ffffffff83fb49f3>] tipc_msg_reassemble+0x163/0x1a0 net/tipc/msg.c:781
    [<ffffffff83fa2af2>] tipc_mcast_xmit+0x392/0x7c0 net/tipc/bcast.c:392
    [<ffffffff83fca551>] tipc_send_group_bcast+0x2f1/0x3b0 net/tipc/socket.c:1133
    [<ffffffff83fd02fe>] __tipc_sendmsg+0x8ee/0xa60 net/tipc/socket.c:1439
    [<ffffffff83fd04a1>] tipc_sendmsg+0x31/0x50 net/tipc/socket.c:1406
    [<ffffffff8368e946>] sock_sendmsg_nosec net/socket.c:654 [inline]
    [<ffffffff8368e946>] sock_sendmsg+0x56/0x80 net/socket.c:674
    [<ffffffff8368ecba>] ____sys_sendmsg+0x17a/0x390 net/socket.c:2350
    [<ffffffff83692efb>] ___sys_sendmsg+0x8b/0xd0 net/socket.c:2404
    [<ffffffff836931b5>] __sys_sendmmsg+0x105/0x330 net/socket.c:2490
    [<ffffffff83693404>] __do_sys_sendmmsg net/socket.c:2519 [inline]
    [<ffffffff83693404>] __se_sys_sendmmsg net/socket.c:2516 [inline]
    [<ffffffff83693404>] __x64_sys_sendmmsg+0x24/0x30 net/socket.c:2516
    [<ffffffff84350efa>] do_syscall_64+0x3a/0xb0 arch/x86/entry/common.c:47
    [<ffffffff84400068>] entry_SYSCALL_64_after_hwframe+0x44/0xae

BUG: memory leak
unreferenced object 0xffff888111108c00 (size 232):
  comm "syz-executor.0", pid 8699, jiffies 4294969067 (age 12.910s)
  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:
    [<ffffffff8369ed6f>] __alloc_skb+0x20f/0x280 net/core/skbuff.c:413
    [<ffffffff836a7473>] __pskb_copy_fclone+0x73/0x330 net/core/skbuff.c:1602
    [<ffffffff83fb49f3>] __pskb_copy include/linux/skbuff.h:1171 [inline]
    [<ffffffff83fb49f3>] tipc_msg_reassemble+0x163/0x1a0 net/tipc/msg.c:781
    [<ffffffff83fa2af2>] tipc_mcast_xmit+0x392/0x7c0 net/tipc/bcast.c:392
    [<ffffffff83fca551>] tipc_send_group_bcast+0x2f1/0x3b0 net/tipc/socket.c:1133
    [<ffffffff83fd02fe>] __tipc_sendmsg+0x8ee/0xa60 net/tipc/socket.c:1439
    [<ffffffff83fd04a1>] tipc_sendmsg+0x31/0x50 net/tipc/socket.c:1406
    [<ffffffff8368e946>] sock_sendmsg_nosec net/socket.c:654 [inline]
    [<ffffffff8368e946>] sock_sendmsg+0x56/0x80 net/socket.c:674
    [<ffffffff8368ecba>] ____sys_sendmsg+0x17a/0x390 net/socket.c:2350
    [<ffffffff83692efb>] ___sys_sendmsg+0x8b/0xd0 net/socket.c:2404
    [<ffffffff836931b5>] __sys_sendmmsg+0x105/0x330 net/socket.c:2490
    [<ffffffff83693404>] __do_sys_sendmmsg net/socket.c:2519 [inline]
    [<ffffffff83693404>] __se_sys_sendmmsg net/socket.c:2516 [inline]
    [<ffffffff83693404>] __x64_sys_sendmmsg+0x24/0x30 net/socket.c:2516
    [<ffffffff84350efa>] do_syscall_64+0x3a/0xb0 arch/x86/entry/common.c:47
    [<ffffffff84400068>] entry_SYSCALL_64_after_hwframe+0x44/0xae

BUG: memory leak
unreferenced object 0xffff88810cdfd200 (size 232):
  comm "syz-executor.0", pid 8704, jiffies 4294969603 (age 7.550s)
  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:
    [<ffffffff8369ed6f>] __alloc_skb+0x20f/0x280 net/core/skbuff.c:413
    [<ffffffff836a7473>] __pskb_copy_fclone+0x73/0x330 net/core/skbuff.c:1602
    [<ffffffff83fb49f3>] __pskb_copy include/linux/skbuff.h:1171 [inline]
    [<ffffffff83fb49f3>] tipc_msg_reassemble+0x163/0x1a0 net/tipc/msg.c:781
    [<ffffffff83fa2af2>] tipc_mcast_xmit+0x392/0x7c0 net/tipc/bcast.c:392
    [<ffffffff83fca551>] tipc_send_group_bcast+0x2f1/0x3b0 net/tipc/socket.c:1133
    [<ffffffff83fd02fe>] __tipc_sendmsg+0x8ee/0xa60 net/tipc/socket.c:1439
    [<ffffffff83fd04a1>] tipc_sendmsg+0x31/0x50 net/tipc/socket.c:1406
    [<ffffffff8368e946>] sock_sendmsg_nosec net/socket.c:654 [inline]
    [<ffffffff8368e946>] sock_sendmsg+0x56/0x80 net/socket.c:674
    [<ffffffff8368ecba>] ____sys_sendmsg+0x17a/0x390 net/socket.c:2350
    [<ffffffff83692efb>] ___sys_sendmsg+0x8b/0xd0 net/socket.c:2404
    [<ffffffff836931b5>] __sys_sendmmsg+0x105/0x330 net/socket.c:2490
    [<ffffffff83693404>] __do_sys_sendmmsg net/socket.c:2519 [inline]
    [<ffffffff83693404>] __se_sys_sendmmsg net/socket.c:2516 [inline]
    [<ffffffff83693404>] __x64_sys_sendmmsg+0x24/0x30 net/socket.c:2516
    [<ffffffff84350efa>] do_syscall_64+0x3a/0xb0 arch/x86/entry/common.c:47
    [<ffffffff84400068>] entry_SYSCALL_64_after_hwframe+0x44/0xae