mount$9p_fd(0x202000000000000, &(0x7f0000000180)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
BUG: memory leak
unreferenced object 0xffff88800c7fe500 (size 184):
  comm "syz-executor.5", pid 285, jiffies 4297327853
  hex dump (first 32 bytes):
    02 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace (crc d192fe5b):
    kmem_cache_alloc_noprof+0x406/0x680
    prepare_creds+0x2c/0x7e0
    copy_creds+0x7a/0xa20
    copy_process+0xf1e/0x73d0
    kernel_clone+0xea/0x7f0
    __do_sys_clone+0xce/0x120
    do_syscall_64+0xbf/0x390
    entry_SYSCALL_64_after_hwframe+0x77/0x7f

BUG: memory leak
unreferenced object 0xffff88803d99b200 (size 128):
  comm "syz-executor.5", pid 285, jiffies 4297327853
  hex dump (first 32 bytes):
    01 00 00 00 01 00 00 00 00 00 00 00 00 00 00 00  ................
    00 00 00 00 00 00 00 00 01 00 00 00 01 00 00 00  ................
  backtrace (crc 6f37e4c7):
    __kmalloc_noprof+0x497/0x760
    security_prepare_creds+0x101/0x160
    prepare_creds+0x579/0x7e0
    copy_creds+0x7a/0xa20
    copy_process+0xf1e/0x73d0
    kernel_clone+0xea/0x7f0
    __do_sys_clone+0xce/0x120
    do_syscall_64+0xbf/0x390
    entry_SYSCALL_64_after_hwframe+0x77/0x7f

BUG: memory leak
unreferenced object 0xffff888016ed5dc0 (size 360):
  comm "syz-executor.5", pid 19914, jiffies 4297327933
  hex dump (first 32 bytes):
    00 00 00 00 ad 4e ad de ff ff ff ff 00 00 00 00  .....N..........
    ff ff ff ff ff ff ff ff 60 23 90 88 ff ff ff ff  ........`#......
  backtrace (crc 8d8dcbb4):
    kmem_cache_alloc_noprof+0x406/0x680
    alloc_empty_file+0x58/0x1e0
    alloc_file_pseudo+0x12b/0x220
    __shmem_file_setup+0x1a7/0x370
    shmem_zero_setup_desc+0x95/0x180
    mmap_zero_prepare+0x8a/0xb0
    __mmap_region+0x199c/0x26e0
    mmap_region+0x314/0x3e0
    do_mmap+0xa36/0x11d0
    vm_mmap_pgoff+0x1fc/0x390
    ksys_mmap_pgoff+0x3d7/0x520
    __x64_sys_mmap+0x127/0x190
    do_syscall_64+0xbf/0x390
    entry_SYSCALL_64_after_hwframe+0x77/0x7f

BUG: memory leak
unreferenced object 0xffff88800f303640 (size 16):
  comm "syz-executor.5", pid 19914, jiffies 4297327933
  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
    __shmem_file_setup+0x1a7/0x370
    shmem_zero_setup_desc+0x95/0x180
    mmap_zero_prepare+0x8a/0xb0
    __mmap_region+0x199c/0x26e0
    mmap_region+0x314/0x3e0
    do_mmap+0xa36/0x11d0
    vm_mmap_pgoff+0x1fc/0x390
    ksys_mmap_pgoff+0x3d7/0x520
    __x64_sys_mmap+0x127/0x190
    do_syscall_64+0xbf/0x390
    entry_SYSCALL_64_after_hwframe+0x77/0x7f

BUG: memory leak
unreferenced object 0xffff888016968700 (size 360):
  comm "syz-executor.5", pid 19914, jiffies 4297327956
  hex dump (first 32 bytes):
    00 00 00 00 ad 4e ad de ff ff ff ff 00 00 00 00  .....N..........
    ff ff ff ff ff ff ff ff 60 23 90 88 ff ff ff ff  ........`#......
  backtrace (crc 8d58a92a):
    kmem_cache_alloc_noprof+0x406/0x680
    alloc_empty_file+0x58/0x1e0
    alloc_file_pseudo+0x12b/0x220
    __shmem_file_setup+0x1a7/0x370
    shmem_zero_setup_desc+0x95/0x180
    mmap_zero_prepare+0x8a/0xb0
    __mmap_region+0x199c/0x26e0
    mmap_region+0x314/0x3e0
    do_mmap+0xa36/0x11d0
    vm_mmap_pgoff+0x1fc/0x390
    ksys_mmap_pgoff+0x3d7/0x520
    __x64_sys_mmap+0x127/0x190
    do_syscall_64+0xbf/0x390
    entry_SYSCALL_64_after_hwframe+0x77/0x7f

BUG: leak checking failed