r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
dup3(r2, r0, 0x0)
BUG: memory leak
unreferenced object 0xffff88804829e000 (size 360):
  comm "syz-executor.7", pid 9341, jiffies 4295113186
  hex dump (first 32 bytes):
    00 00 00 00 ad 4e ad de ff ff ff ff 96 00 9a 04  .....N..........
    ff ff ff ff ff ff ff ff 60 d3 90 88 ff ff ff ff  ........`.......
  backtrace (crc 31e69596):
    kmem_cache_alloc_noprof+0x406/0x680
    alloc_empty_file+0x58/0x1e0
    alloc_file_pseudo+0x12b/0x220
    __anon_inode_getfile+0xe1/0x280
    __do_sys_perf_event_open+0x18cb/0x2c20
    do_syscall_64+0xbf/0x390
    entry_SYSCALL_64_after_hwframe+0x77/0x7f

BUG: memory leak
unreferenced object 0xffff88800e34f140 (size 16):
  comm "syz-executor.7", pid 9341, jiffies 4295113186
  hex dump (first 16 bytes):
    01 00 00 00 01 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace (crc 35cdddfe):
    kmem_cache_alloc_noprof+0x406/0x680
    security_file_alloc+0x35/0x130
    init_file+0x95/0x4c0
    alloc_empty_file+0x76/0x1e0
    alloc_file_pseudo+0x12b/0x220
    __anon_inode_getfile+0xe1/0x280
    __do_sys_perf_event_open+0x18cb/0x2c20
    do_syscall_64+0xbf/0x390
    entry_SYSCALL_64_after_hwframe+0x77/0x7f

BUG: leak checking failed