BUG: memory leak unreferenced object 0xffff88810e7f4000 (size 240): comm "syz.0.17", pid 5944, jiffies 4294944906 hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 40 36 29 81 88 ff ff 00 00 00 00 00 00 00 00 .@6)............ backtrace (crc 4ce23583): kmemleak_alloc_recursive include/linux/kmemleak.h:44 [inline] slab_post_alloc_hook mm/slub.c:4696 [inline] slab_alloc_node mm/slub.c:4996 [inline] kmem_cache_alloc_node_noprof+0x39f/0x440 mm/slub.c:5068 __alloc_skb+0xdc/0x4e0 net/core/skbuff.c:704 alloc_skb include/linux/skbuff.h:1384 [inline] nci_skb_alloc include/net/nfc/nci_core.h:330 [inline] nci_send_cmd+0x46/0x110 net/nfc/nci/core.c:1397 nci_reset_req net/nfc/nci/core.c:167 [inline] __nci_request net/nfc/nci/core.c:108 [inline] nci_open_device net/nfc/nci/core.c:503 [inline] nci_dev_up+0x1b6/0x690 net/nfc/nci/core.c:643 nfc_dev_up+0xca/0x160 net/nfc/core.c:118 nfc_genl_dev_up+0x3d/0x70 net/nfc/netlink.c:775 genl_family_rcv_msg_doit+0x12e/0x1a0 net/netlink/genetlink.c:1114 genl_family_rcv_msg net/netlink/genetlink.c:1194 [inline] genl_rcv_msg+0x302/0x440 net/netlink/genetlink.c:1209 netlink_rcv_skb+0x89/0x1c0 net/netlink/af_netlink.c:2579 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1218 netlink_unicast_kernel net/netlink/af_netlink.c:1338 [inline] netlink_unicast+0x3e0/0x530 net/netlink/af_netlink.c:1364 netlink_sendmsg+0x335/0x690 net/netlink/af_netlink.c:1923 sock_sendmsg_nosec net/socket.c:800 [inline] __sock_sendmsg net/socket.c:815 [inline] ____sys_sendmsg+0x54a/0x580 net/socket.c:2713 ___sys_sendmsg+0x101/0x140 net/socket.c:2767 __sys_sendmsg+0xcd/0x140 net/socket.c:2799 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline] do_syscall_64+0xe9/0x530 arch/x86/entry/syscall_64.c:84 BUG: memory leak unreferenced object 0xffff888101471e40 (size 704): comm "syz.0.17", pid 5944, jiffies 4294944906 hex dump (first 32 bytes): 20 00 01 01 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 (crc 40ddf9): kmemleak_alloc_recursive include/linux/kmemleak.h:44 [inline] slab_post_alloc_hook mm/slub.c:4696 [inline] slab_alloc_node mm/slub.c:4996 [inline] kmem_cache_alloc_node_noprof+0x39f/0x440 mm/slub.c:5068 kmalloc_reserve+0xd2/0x1b0 net/core/skbuff.c:615 __alloc_skb+0x15d/0x4e0 net/core/skbuff.c:715 alloc_skb include/linux/skbuff.h:1384 [inline] nci_skb_alloc include/net/nfc/nci_core.h:330 [inline] nci_send_cmd+0x46/0x110 net/nfc/nci/core.c:1397 nci_reset_req net/nfc/nci/core.c:167 [inline] __nci_request net/nfc/nci/core.c:108 [inline] nci_open_device net/nfc/nci/core.c:503 [inline] nci_dev_up+0x1b6/0x690 net/nfc/nci/core.c:643 nfc_dev_up+0xca/0x160 net/nfc/core.c:118 nfc_genl_dev_up+0x3d/0x70 net/nfc/netlink.c:775 genl_family_rcv_msg_doit+0x12e/0x1a0 net/netlink/genetlink.c:1114 genl_family_rcv_msg net/netlink/genetlink.c:1194 [inline] genl_rcv_msg+0x302/0x440 net/netlink/genetlink.c:1209 netlink_rcv_skb+0x89/0x1c0 net/netlink/af_netlink.c:2579 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1218 netlink_unicast_kernel net/netlink/af_netlink.c:1338 [inline] netlink_unicast+0x3e0/0x530 net/netlink/af_netlink.c:1364 netlink_sendmsg+0x335/0x690 net/netlink/af_netlink.c:1923 sock_sendmsg_nosec net/socket.c:800 [inline] __sock_sendmsg net/socket.c:815 [inline] ____sys_sendmsg+0x54a/0x580 net/socket.c:2713 ___sys_sendmsg+0x101/0x140 net/socket.c:2767 __sys_sendmsg+0xcd/0x140 net/socket.c:2799 BUG: memory leak unreferenced object 0xffff88810cf9c700 (size 240): comm "syz.0.19", pid 6001, jiffies 4294945517 hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 48 ca 0a 81 88 ff ff 00 00 00 00 00 00 00 00 .H.............. backtrace (crc 871ac6a9): kmemleak_alloc_recursive include/linux/kmemleak.h:44 [inline] slab_post_alloc_hook mm/slub.c:4696 [inline] slab_alloc_node mm/slub.c:4996 [inline] kmem_cache_alloc_node_noprof+0x39f/0x440 mm/slub.c:5068 __alloc_skb+0xdc/0x4e0 net/core/skbuff.c:704 alloc_skb include/linux/skbuff.h:1384 [inline] nci_skb_alloc include/net/nfc/nci_core.h:330 [inline] nci_send_cmd+0x46/0x110 net/nfc/nci/core.c:1397 nci_reset_req net/nfc/nci/core.c:167 [inline] __nci_request net/nfc/nci/core.c:108 [inline] nci_open_device net/nfc/nci/core.c:503 [inline] nci_dev_up+0x1b6/0x690 net/nfc/nci/core.c:643 nfc_dev_up+0xca/0x160 net/nfc/core.c:118 nfc_genl_dev_up+0x3d/0x70 net/nfc/netlink.c:775 genl_family_rcv_msg_doit+0x12e/0x1a0 net/netlink/genetlink.c:1114 genl_family_rcv_msg net/netlink/genetlink.c:1194 [inline] genl_rcv_msg+0x302/0x440 net/netlink/genetlink.c:1209 netlink_rcv_skb+0x89/0x1c0 net/netlink/af_netlink.c:2579 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1218 netlink_unicast_kernel net/netlink/af_netlink.c:1338 [inline] netlink_unicast+0x3e0/0x530 net/netlink/af_netlink.c:1364 netlink_sendmsg+0x335/0x690 net/netlink/af_netlink.c:1923 sock_sendmsg_nosec net/socket.c:800 [inline] __sock_sendmsg net/socket.c:815 [inline] ____sys_sendmsg+0x54a/0x580 net/socket.c:2713 ___sys_sendmsg+0x101/0x140 net/socket.c:2767 __sys_sendmsg+0xcd/0x140 net/socket.c:2799 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline] do_syscall_64+0xe9/0x530 arch/x86/entry/syscall_64.c:84 BUG: memory leak unreferenced object 0xffff8881014718c0 (size 704): comm "syz.0.19", pid 6001, jiffies 4294945517 hex dump (first 32 bytes): 20 00 01 01 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 (crc 40ddf9): kmemleak_alloc_recursive include/linux/kmemleak.h:44 [inline] slab_post_alloc_hook mm/slub.c:4696 [inline] slab_alloc_node mm/slub.c:4996 [inline] kmem_cache_alloc_node_noprof+0x39f/0x440 mm/slub.c:5068 kmalloc_reserve+0xd2/0x1b0 net/core/skbuff.c:615 __alloc_skb+0x15d/0x4e0 net/core/skbuff.c:715 alloc_skb include/linux/skbuff.h:1384 [inline] nci_skb_alloc include/net/nfc/nci_core.h:330 [inline] nci_send_cmd+0x46/0x110 net/nfc/nci/core.c:1397 nci_reset_req net/nfc/nci/core.c:167 [inline] __nci_request net/nfc/nci/core.c:108 [inline] nci_open_device net/nfc/nci/core.c:503 [inline] nci_dev_up+0x1b6/0x690 net/nfc/nci/core.c:643 nfc_dev_up+0xca/0x160 net/nfc/core.c:118 nfc_genl_dev_up+0x3d/0x70 net/nfc/netlink.c:775 genl_family_rcv_msg_doit+0x12e/0x1a0 net/netlink/genetlink.c:1114 genl_family_rcv_msg net/netlink/genetlink.c:1194 [inline] genl_rcv_msg+0x302/0x440 net/netlink/genetlink.c:1209 netlink_rcv_skb+0x89/0x1c0 net/netlink/af_netlink.c:2579 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1218 netlink_unicast_kernel net/netlink/af_netlink.c:1338 [inline] netlink_unicast+0x3e0/0x530 net/netlink/af_netlink.c:1364 netlink_sendmsg+0x335/0x690 net/netlink/af_netlink.c:1923 sock_sendmsg_nosec net/socket.c:800 [inline] __sock_sendmsg net/socket.c:815 [inline] ____sys_sendmsg+0x54a/0x580 net/socket.c:2713 ___sys_sendmsg+0x101/0x140 net/socket.c:2767 __sys_sendmsg+0xcd/0x140 net/socket.c:2799 connection error: failed to recv *flatrpc.ExecutorMessageRawT: EOF