BUG: memory leak unreferenced object 0xffff88810cf1e200 (size 256): comm "syz-executor.1", pid 7240, jiffies 4294953328 (age 8.910s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 61 0b a1 38 00 00 00 00 40 13 a7 0c 81 88 ff ff a..8....@....... backtrace: [<00000000ab647f18>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<00000000ab647f18>] slab_post_alloc_hook mm/slab.h:586 [inline] [<00000000ab647f18>] slab_alloc_node mm/slab.c:3263 [inline] [<00000000ab647f18>] kmem_cache_alloc_node_trace+0x161/0x2f0 mm/slab.c:3593 [<000000005481ff1a>] __do_kmalloc_node mm/slab.c:3615 [inline] [<000000005481ff1a>] __kmalloc_node+0x38/0x50 mm/slab.c:3623 [<00000000258adde5>] kmalloc_node include/linux/slab.h:579 [inline] [<00000000258adde5>] sock_hash_alloc_elem net/core/sock_map.c:643 [inline] [<00000000258adde5>] sock_hash_update_common+0x314/0x580 net/core/sock_map.c:697 [<0000000070edc83e>] sock_hash_update_elem+0xf0/0x130 net/core/sock_map.c:746 [<00000000815ec064>] map_update_elem kernel/bpf/syscall.c:1006 [inline] [<00000000815ec064>] __do_sys_bpf+0x1a85/0x1f50 kernel/bpf/syscall.c:3018 [<000000002be23294>] __se_sys_bpf kernel/bpf/syscall.c:2989 [inline] [<000000002be23294>] __x64_sys_bpf+0x1e/0x30 kernel/bpf/syscall.c:2989 [<00000000c8ee0c1c>] do_syscall_64+0x73/0x220 arch/x86/entry/common.c:294 [<0000000019fcf1ae>] entry_SYSCALL_64_after_hwframe+0x44/0xa9