creat(&(0x7f0000000040)='./file1\x00', 0x0)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x20000, 0x0)
r6 = socket$nl_generic(0x10, 0x3, 0x10)
sendfile(r6, r5, 0x0, 0x80000001)
BUG: memory leak
unreferenced object 0xffff88801dddea80 (size 96):
  comm "syz-executor.7", pid 4197, jiffies 4294841245 (age 21.885s)
  hex dump (first 32 bytes):
    01 00 00 00 48 00 00 00 00 00 08 00 00 00 00 00  ....H...........
    00 00 00 00 00 00 00 00 c0 ea dd 1d 80 88 ff ff  ................
  backtrace:
    [<00000000cd92ac45>] sock_kmalloc+0xb5/0x100
    [<00000000b7bd0fa5>] ipv6_renew_options+0x275/0x940
    [<00000000eef6dfb0>] do_ipv6_setsockopt.constprop.0+0x975/0x4570
    [<000000002fe8b713>] ipv6_setsockopt+0xd6/0x190
    [<00000000a817d8fd>] tcp_setsockopt+0x139/0x26d0
    [<00000000e2eafc49>] __sys_setsockopt+0x180/0x2a0
    [<00000000e45ca541>] __x64_sys_setsockopt+0xba/0x150
    [<00000000d2230b04>] do_syscall_64+0x3b/0x90
    [<00000000f4e12c26>] entry_SYSCALL_64_after_hwframe+0x44/0xae

BUG: leak checking failed