BUG: memory leak unreferenced object 0xffff88811a153d00 (size 256): comm "syz-executor.1", pid 7247, jiffies 4294952271 (age 10.190s) hex dump (first 32 bytes): 60 cc 1c 1a 81 88 ff ff 00 00 00 00 00 00 00 00 `............... 61 0b a1 38 00 00 00 00 c0 09 21 1a 81 88 ff ff a..8......!..... backtrace: [<000000007e6a490d>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<000000007e6a490d>] slab_post_alloc_hook mm/slab.h:586 [inline] [<000000007e6a490d>] slab_alloc_node mm/slab.c:3263 [inline] [<000000007e6a490d>] kmem_cache_alloc_node_trace+0x161/0x2f0 mm/slab.c:3593 [<00000000f46167aa>] __do_kmalloc_node mm/slab.c:3615 [inline] [<00000000f46167aa>] __kmalloc_node+0x38/0x50 mm/slab.c:3623 [<00000000f6d2103f>] kmalloc_node include/linux/slab.h:579 [inline] [<00000000f6d2103f>] sock_hash_alloc_elem net/core/sock_map.c:646 [inline] [<00000000f6d2103f>] sock_hash_update_common+0x314/0x580 net/core/sock_map.c:700 [<0000000036ae1cc8>] sock_hash_update_elem+0xf0/0x130 net/core/sock_map.c:749 [<0000000078f18257>] map_update_elem kernel/bpf/syscall.c:1006 [inline] [<0000000078f18257>] __do_sys_bpf+0x1a85/0x1f50 kernel/bpf/syscall.c:3018 [<00000000aa3f5826>] __se_sys_bpf kernel/bpf/syscall.c:2989 [inline] [<00000000aa3f5826>] __x64_sys_bpf+0x1e/0x30 kernel/bpf/syscall.c:2989 [<00000000f3bd77a9>] do_syscall_64+0x73/0x220 arch/x86/entry/common.c:294 [<00000000497b18e0>] entry_SYSCALL_64_after_hwframe+0x44/0xa9