executing program executing program executing program executing program executing program BUG: memory leak unreferenced object 0xffff888110356f00 (size 232): comm "syz-executor668", pid 8468, jiffies 4294944125 (age 14.070s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 4b 01 81 88 ff ff c0 d8 ab 10 81 88 ff ff ..K............. backtrace: [<00000000a6b9698d>] __alloc_skb+0x6d/0x280 net/core/skbuff.c:198 [<00000000c2c83a48>] alloc_skb include/linux/skbuff.h:1099 [inline] [<00000000c2c83a48>] sctp_packet_transmit+0x117/0xcb0 net/sctp/output.c:565 [<000000003c2f1817>] sctp_outq_flush_transports net/sctp/outqueue.c:1147 [inline] [<000000003c2f1817>] sctp_outq_flush+0x121/0xcc0 net/sctp/outqueue.c:1195 [<00000000de6fa465>] sctp_cmd_interpreter net/sctp/sm_sideeffect.c:1770 [inline] [<00000000de6fa465>] sctp_side_effects net/sctp/sm_sideeffect.c:1185 [inline] [<00000000de6fa465>] sctp_do_sm+0x1cd3/0x2370 net/sctp/sm_sideeffect.c:1156 [<00000000c7982a7d>] sctp_assoc_bh_rcv+0x1e3/0x300 net/sctp/associola.c:1048 [<00000000b3218438>] sctp_inq_push+0x93/0xc0 net/sctp/inqueue.c:80 [<00000000ec8306dc>] sctp_backlog_rcv+0xa2/0x4b0 net/sctp/input.c:344 [<00000000fa8be0de>] sk_backlog_rcv include/net/sock.h:1016 [inline] [<00000000fa8be0de>] __release_sock+0xc1/0x140 net/core/sock.c:2542 [<000000005861f7ed>] release_sock+0x32/0xd0 net/core/sock.c:3066 [<00000000cca70904>] sctp_wait_for_connect+0xd2/0x290 net/sctp/socket.c:9177 [<00000000540ae207>] sctp_sendmsg_to_asoc+0xd01/0xd20 net/sctp/socket.c:1867 [<0000000085d82fe8>] sctp_sendmsg+0x992/0x1030 net/sctp/socket.c:2013 [<00000000b2fe5347>] inet_sendmsg+0x45/0x70 net/ipv4/af_inet.c:817 [<00000000cd99deac>] sock_sendmsg_nosec net/socket.c:652 [inline] [<00000000cd99deac>] sock_sendmsg+0x56/0x80 net/socket.c:672 [<00000000c781c6aa>] __sys_sendto+0x15c/0x200 net/socket.c:1975 [<00000000fd4c8131>] __do_sys_sendto net/socket.c:1987 [inline] [<00000000fd4c8131>] __se_sys_sendto net/socket.c:1983 [inline] [<00000000fd4c8131>] __x64_sys_sendto+0x26/0x30 net/socket.c:1983 BUG: memory leak unreferenced object 0xffff88810397c800 (size 1024): comm "syz-executor668", pid 8468, jiffies 4294944125 (age 14.070s) 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: [<0000000084de647a>] __kmalloc_reserve net/core/skbuff.c:142 [inline] [<0000000084de647a>] __alloc_skb+0xab/0x280 net/core/skbuff.c:210 [<00000000c2c83a48>] alloc_skb include/linux/skbuff.h:1099 [inline] [<00000000c2c83a48>] sctp_packet_transmit+0x117/0xcb0 net/sctp/output.c:565 [<000000003c2f1817>] sctp_outq_flush_transports net/sctp/outqueue.c:1147 [inline] [<000000003c2f1817>] sctp_outq_flush+0x121/0xcc0 net/sctp/outqueue.c:1195 [<00000000de6fa465>] sctp_cmd_interpreter net/sctp/sm_sideeffect.c:1770 [inline] [<00000000de6fa465>] sctp_side_effects net/sctp/sm_sideeffect.c:1185 [inline] [<00000000de6fa465>] sctp_do_sm+0x1cd3/0x2370 net/sctp/sm_sideeffect.c:1156 [<00000000c7982a7d>] sctp_assoc_bh_rcv+0x1e3/0x300 net/sctp/associola.c:1048 [<00000000b3218438>] sctp_inq_push+0x93/0xc0 net/sctp/inqueue.c:80 [<00000000ec8306dc>] sctp_backlog_rcv+0xa2/0x4b0 net/sctp/input.c:344 [<00000000fa8be0de>] sk_backlog_rcv include/net/sock.h:1016 [inline] [<00000000fa8be0de>] __release_sock+0xc1/0x140 net/core/sock.c:2542 [<000000005861f7ed>] release_sock+0x32/0xd0 net/core/sock.c:3066 [<00000000cca70904>] sctp_wait_for_connect+0xd2/0x290 net/sctp/socket.c:9177 [<00000000540ae207>] sctp_sendmsg_to_asoc+0xd01/0xd20 net/sctp/socket.c:1867 [<0000000085d82fe8>] sctp_sendmsg+0x992/0x1030 net/sctp/socket.c:2013 [<00000000b2fe5347>] inet_sendmsg+0x45/0x70 net/ipv4/af_inet.c:817 [<00000000cd99deac>] sock_sendmsg_nosec net/socket.c:652 [inline] [<00000000cd99deac>] sock_sendmsg+0x56/0x80 net/socket.c:672 [<00000000c781c6aa>] __sys_sendto+0x15c/0x200 net/socket.c:1975 [<00000000fd4c8131>] __do_sys_sendto net/socket.c:1987 [inline] [<00000000fd4c8131>] __se_sys_sendto net/socket.c:1983 [inline] [<00000000fd4c8131>] __x64_sys_sendto+0x26/0x30 net/socket.c:1983