executing program BUG: memory leak unreferenced object 0xffff88810bbd3000 (size 240): comm "syz-executor315", pid 5055, jiffies 4294943667 (age 8.140s) 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: [] kmemleak_alloc_recursive include/linux/kmemleak.h:42 [inline] [] slab_post_alloc_hook mm/slab.h:766 [inline] [] slab_alloc_node mm/slub.c:3478 [inline] [] kmem_cache_alloc_node+0x2c7/0x450 mm/slub.c:3523 [] __alloc_skb+0x1ef/0x230 net/core/skbuff.c:641 [] alloc_skb include/linux/skbuff.h:1286 [inline] [] virtual_ncidev_write+0x34/0xf0 drivers/nfc/virtual_ncidev.c:120 [] vfs_write+0x16e/0x590 fs/read_write.c:582 [] ksys_write+0xad/0x170 fs/read_write.c:637 [] do_syscall_x64 arch/x86/entry/common.c:51 [inline] [] do_syscall_64+0x3f/0x110 arch/x86/entry/common.c:82 [] entry_SYSCALL_64_after_hwframe+0x63/0x6b BUG: memory leak unreferenced object 0xffff88810b882a00 (size 640): comm "syz-executor315", pid 5055, jiffies 4294943667 (age 8.140s) hex dump (first 32 bytes): 10 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: [] kmemleak_alloc_recursive include/linux/kmemleak.h:42 [inline] [] slab_post_alloc_hook mm/slab.h:766 [inline] [] slab_alloc_node mm/slub.c:3478 [inline] [] kmem_cache_alloc_node+0x2c7/0x450 mm/slub.c:3523 [] kmalloc_reserve+0xe2/0x170 net/core/skbuff.c:560 [] __alloc_skb+0xd5/0x230 net/core/skbuff.c:651 [] alloc_skb include/linux/skbuff.h:1286 [inline] [] virtual_ncidev_write+0x34/0xf0 drivers/nfc/virtual_ncidev.c:120 [] vfs_write+0x16e/0x590 fs/read_write.c:582 [] ksys_write+0xad/0x170 fs/read_write.c:637 [] do_syscall_x64 arch/x86/entry/common.c:51 [inline] [] do_syscall_64+0x3f/0x110 arch/x86/entry/common.c:82 [] entry_SYSCALL_64_after_hwframe+0x63/0x6b