BUG: memory leak unreferenced object 0xffff88811502a380 (size 64): comm "syz-executor378", pid 7063, jiffies 4294941279 (age 7.840s) hex dump (first 32 bytes): 23 4e 00 00 00 00 00 00 00 00 00 00 00 00 00 00 #N.............. e8 36 d9 16 82 88 ff ff 00 00 00 00 00 00 00 00 .6.............. backtrace: [<000000009f096285>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<000000009f096285>] slab_post_alloc_hook mm/slab.h:522 [inline] [<000000009f096285>] slab_alloc mm/slab.c:3319 [inline] [<000000009f096285>] kmem_cache_alloc+0x13f/0x2c0 mm/slab.c:3483 [<0000000048952562>] sctp_bucket_create net/sctp/socket.c:8374 [inline] [<0000000048952562>] sctp_get_port_local+0x189/0x5b0 net/sctp/socket.c:8121 [<000000000b642ffa>] sctp_do_bind+0xcc/0x1e0 net/sctp/socket.c:402 [<0000000059d404a5>] sctp_bindx_add+0x4b/0xd0 net/sctp/socket.c:496 [<000000004abcf155>] sctp_setsockopt_bindx+0x18b/0x1f0 net/sctp/socket.c:1023 [<000000005560be03>] sctp_setsockopt net/sctp/socket.c:4635 [inline] [<000000005560be03>] sctp_setsockopt+0x924/0x2bd0 net/sctp/socket.c:4605 [<00000000e9d0d6d4>] sock_common_setsockopt+0x38/0x50 net/core/sock.c:3139 [<0000000093696fa0>] __sys_setsockopt+0x10f/0x220 net/socket.c:2084 [<0000000019a2c15a>] __do_sys_setsockopt net/socket.c:2100 [inline] [<0000000019a2c15a>] __se_sys_setsockopt net/socket.c:2097 [inline] [<0000000019a2c15a>] __x64_sys_setsockopt+0x26/0x30 net/socket.c:2097 [<0000000078044526>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:296 [<000000002052a4b5>] entry_SYSCALL_64_after_hwframe+0x44/0xa9