executing program executing program executing program executing program BUG: memory leak unreferenced object 0xffff888111803800 (size 232): comm "syz-executor101", pid 3618, jiffies 4294946997 (age 12.300s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 e9 0f 81 88 ff ff 00 20 4b 11 81 88 ff ff ......... K..... backtrace: [] __alloc_skb+0x216/0x290 net/core/skbuff.c:414 [] alloc_skb include/linux/skbuff.h:1300 [inline] [] alloc_skb_with_frags+0x6a/0x340 net/core/skbuff.c:5995 [] sock_alloc_send_pskb+0x353/0x3c0 net/core/sock.c:2600 [] j1939_sk_alloc_skb net/can/j1939/socket.c:861 [inline] [] j1939_sk_send_loop net/can/j1939/socket.c:1118 [inline] [] j1939_sk_sendmsg+0x2cf/0x810 net/can/j1939/socket.c:1253 [] sock_sendmsg_nosec net/socket.c:705 [inline] [] sock_sendmsg+0x56/0x80 net/socket.c:725 [] ____sys_sendmsg+0x36c/0x390 net/socket.c:2413 [] ___sys_sendmsg+0x8b/0xd0 net/socket.c:2467 [] __sys_sendmsg+0x88/0x100 net/socket.c:2496 [] do_syscall_x64 arch/x86/entry/common.c:50 [inline] [] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 [] entry_SYSCALL_64_after_hwframe+0x44/0xae BUG: memory leak unreferenced object 0xffff888111758200 (size 512): comm "syz-executor101", pid 3618, jiffies 4294946997 (age 12.300s) hex dump (first 32 bytes): 0d 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 64 00 00 00 00 00 00 00 ........d....... backtrace: [] kmalloc_reserve net/core/skbuff.c:354 [inline] [] __alloc_skb+0xe3/0x290 net/core/skbuff.c:426 [] alloc_skb include/linux/skbuff.h:1300 [inline] [] alloc_skb_with_frags+0x6a/0x340 net/core/skbuff.c:5995 [] sock_alloc_send_pskb+0x353/0x3c0 net/core/sock.c:2600 [] j1939_sk_alloc_skb net/can/j1939/socket.c:861 [inline] [] j1939_sk_send_loop net/can/j1939/socket.c:1118 [inline] [] j1939_sk_sendmsg+0x2cf/0x810 net/can/j1939/socket.c:1253 [] sock_sendmsg_nosec net/socket.c:705 [inline] [] sock_sendmsg+0x56/0x80 net/socket.c:725 [] ____sys_sendmsg+0x36c/0x390 net/socket.c:2413 [] ___sys_sendmsg+0x8b/0xd0 net/socket.c:2467 [] __sys_sendmsg+0x88/0x100 net/socket.c:2496 [] do_syscall_x64 arch/x86/entry/common.c:50 [inline] [] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 [] entry_SYSCALL_64_after_hwframe+0x44/0xae