executing program executing program executing program BUG: memory leak unreferenced object 0xffff8881206a3300 (size 224): comm "syz-executor859", pid 6999, jiffies 4294942529 (age 13.060s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 d0 f5 2a 81 88 ff ff 00 d0 d2 0e 81 88 ff ff ...*............ backtrace: [<000000006570f1e7>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<000000006570f1e7>] slab_post_alloc_hook mm/slab.h:586 [inline] [<000000006570f1e7>] slab_alloc_node mm/slab.c:3262 [inline] [<000000006570f1e7>] kmem_cache_alloc_node+0x163/0x2f0 mm/slab.c:3574 [<00000000579c1533>] __alloc_skb+0x6e/0x210 net/core/skbuff.c:197 [<00000000ab9d4c9b>] alloc_skb include/linux/skbuff.h:1049 [inline] [<00000000ab9d4c9b>] llc_alloc_frame+0x66/0x110 net/llc/llc_sap.c:54 [<000000004a8c0cff>] llc_conn_ac_send_sabme_cmd_p_set_x+0x2f/0x140 net/llc/llc_c_ac.c:777 [<00000000af9b0892>] llc_exec_conn_trans_actions net/llc/llc_conn.c:475 [inline] [<00000000af9b0892>] llc_conn_service net/llc/llc_conn.c:400 [inline] [<00000000af9b0892>] llc_conn_state_process+0x1ac/0x640 net/llc/llc_conn.c:75 [<000000004eae8183>] llc_establish_connection+0x110/0x170 net/llc/llc_if.c:109 [<000000001f2623c5>] llc_ui_connect+0x10e/0x370 net/llc/af_llc.c:477 [<000000009f346556>] __sys_connect+0x11d/0x170 net/socket.c:1828 [<000000007e8eed94>] __do_sys_connect net/socket.c:1839 [inline] [<000000007e8eed94>] __se_sys_connect net/socket.c:1836 [inline] [<000000007e8eed94>] __x64_sys_connect+0x1e/0x30 net/socket.c:1836 [<0000000030977e7d>] do_syscall_64+0x73/0x1f0 arch/x86/entry/common.c:290 [<000000008b641145>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888120670800 (size 512): comm "syz-executor859", pid 6999, jiffies 4294942529 (age 13.060s) hex dump (first 32 bytes): 00 00 00 00 00 00 82 45 60 fd fb 16 00 03 00 c2 .......E`....... 7f 75 61 6c 2f 74 74 79 2f 74 74 79 79 66 00 41 .ual/tty/ttyyf.A backtrace: [<000000001bae6076>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<000000001bae6076>] slab_post_alloc_hook mm/slab.h:586 [inline] [<000000001bae6076>] slab_alloc_node mm/slab.c:3262 [inline] [<000000001bae6076>] kmem_cache_alloc_node_trace+0x161/0x2f0 mm/slab.c:3592 [<00000000d892004f>] __do_kmalloc_node mm/slab.c:3614 [inline] [<00000000d892004f>] __kmalloc_node_track_caller+0x38/0x50 mm/slab.c:3629 [<00000000e24b80c8>] __kmalloc_reserve.isra.0+0x40/0xb0 net/core/skbuff.c:141 [<00000000fa9f3ccd>] __alloc_skb+0xa0/0x210 net/core/skbuff.c:209 [<00000000ab9d4c9b>] alloc_skb include/linux/skbuff.h:1049 [inline] [<00000000ab9d4c9b>] llc_alloc_frame+0x66/0x110 net/llc/llc_sap.c:54 [<000000004a8c0cff>] llc_conn_ac_send_sabme_cmd_p_set_x+0x2f/0x140 net/llc/llc_c_ac.c:777 [<00000000af9b0892>] llc_exec_conn_trans_actions net/llc/llc_conn.c:475 [inline] [<00000000af9b0892>] llc_conn_service net/llc/llc_conn.c:400 [inline] [<00000000af9b0892>] llc_conn_state_process+0x1ac/0x640 net/llc/llc_conn.c:75 [<000000004eae8183>] llc_establish_connection+0x110/0x170 net/llc/llc_if.c:109 [<000000001f2623c5>] llc_ui_connect+0x10e/0x370 net/llc/af_llc.c:477 [<000000009f346556>] __sys_connect+0x11d/0x170 net/socket.c:1828 [<000000007e8eed94>] __do_sys_connect net/socket.c:1839 [inline] [<000000007e8eed94>] __se_sys_connect net/socket.c:1836 [inline] [<000000007e8eed94>] __x64_sys_connect+0x1e/0x30 net/socket.c:1836 [<0000000030977e7d>] do_syscall_64+0x73/0x1f0 arch/x86/entry/common.c:290 [<000000008b641145>] entry_SYSCALL_64_after_hwframe+0x44/0xa9