executing program BUG: memory leak unreferenced object 0xffff88810e144e00 (size 240): comm "syz-executor284", pid 3701, jiffies 4294952403 (age 12.620s) 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: [] __alloc_skb+0x1f9/0x270 net/core/skbuff.c:497 [] alloc_skb include/linux/skbuff.h:1267 [inline] [] virtual_ncidev_write+0x24/0xe0 drivers/nfc/virtual_ncidev.c:116 [] do_loop_readv_writev fs/read_write.c:759 [inline] [] do_loop_readv_writev fs/read_write.c:743 [inline] [] do_iter_write+0x253/0x300 fs/read_write.c:863 [] vfs_writev+0xdd/0x240 fs/read_write.c:934 [] do_writev+0xa6/0x1c0 fs/read_write.c:977 [] 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+0x63/0xcd BUG: memory leak unreferenced object 0xffff88810cec1a00 (size 512): comm "syz-executor284", pid 3701, jiffies 4294952403 (age 12.620s) 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: [] __do_kmalloc_node mm/slab_common.c:954 [inline] [] __kmalloc_node_track_caller+0x47/0x120 mm/slab_common.c:975 [] kmalloc_reserve net/core/skbuff.c:437 [inline] [] __alloc_skb+0xdd/0x270 net/core/skbuff.c:509 [] alloc_skb include/linux/skbuff.h:1267 [inline] [] virtual_ncidev_write+0x24/0xe0 drivers/nfc/virtual_ncidev.c:116 [] do_loop_readv_writev fs/read_write.c:759 [inline] [] do_loop_readv_writev fs/read_write.c:743 [inline] [] do_iter_write+0x253/0x300 fs/read_write.c:863 [] vfs_writev+0xdd/0x240 fs/read_write.c:934 [] do_writev+0xa6/0x1c0 fs/read_write.c:977 [] 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+0x63/0xcd