BUG: memory leak
unreferenced object 0xffff88811ac45240 (size 576):
  comm "syz-executor.1", pid 3891, jiffies 4294963840 (age 14.190s)
  hex dump (first 32 bytes):
    06 00 07 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    10 e2 9d 0f 81 88 ff ff 58 52 c4 1a 81 88 ff ff  ........XR......
  backtrace:
    [<ffffffff844153c6>] xas_alloc+0xf6/0x120 lib/xarray.c:377
    [<ffffffff84418039>] xas_create+0x3b9/0x800 lib/xarray.c:679
    [<ffffffff84418520>] xas_create_range+0xa0/0x1c0 lib/xarray.c:719
    [<ffffffff8159f23c>] collapse_file+0x13c/0x2730 mm/khugepaged.c:1725
    [<ffffffff815a1c48>] hpage_collapse_scan_file+0x418/0x9a0 mm/khugepaged.c:2156
    [<ffffffff815a4121>] madvise_collapse+0x211/0x5e0 mm/khugepaged.c:2611
    [<ffffffff8153bb80>] madvise_vma_behavior+0x5b0/0xff0 mm/madvise.c:1066
    [<ffffffff815373c7>] madvise_walk_vmas+0x127/0x1d0 mm/madvise.c:1240
    [<ffffffff81538030>] do_madvise.part.0+0x1c0/0x2b0 mm/madvise.c:1419
    [<ffffffff8153c828>] do_madvise mm/madvise.c:1430 [inline]
    [<ffffffff8153c828>] __do_sys_madvise mm/madvise.c:1432 [inline]
    [<ffffffff8153c828>] __se_sys_madvise mm/madvise.c:1430 [inline]
    [<ffffffff8153c828>] __x64_sys_madvise+0x98/0xa0 mm/madvise.c:1430
    [<ffffffff84608165>] do_syscall_x64 arch/x86/entry/common.c:50 [inline]
    [<ffffffff84608165>] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
    [<ffffffff84800087>] entry_SYSCALL_64_after_hwframe+0x63/0xcd

BUG: memory leak
unreferenced object 0xffff88811ac45480 (size 576):
  comm "syz-executor.1", pid 3891, jiffies 4294963840 (age 14.190s)
  hex dump (first 32 bytes):
    00 07 00 00 00 00 00 00 40 52 c4 1a 81 88 ff ff  ........@R......
    10 e2 9d 0f 81 88 ff ff 98 54 c4 1a 81 88 ff ff  .........T......
  backtrace:
    [<ffffffff844153c6>] xas_alloc+0xf6/0x120 lib/xarray.c:377
    [<ffffffff84418039>] xas_create+0x3b9/0x800 lib/xarray.c:679
    [<ffffffff84418520>] xas_create_range+0xa0/0x1c0 lib/xarray.c:719
    [<ffffffff8159f23c>] collapse_file+0x13c/0x2730 mm/khugepaged.c:1725
    [<ffffffff815a1c48>] hpage_collapse_scan_file+0x418/0x9a0 mm/khugepaged.c:2156
    [<ffffffff815a4121>] madvise_collapse+0x211/0x5e0 mm/khugepaged.c:2611
    [<ffffffff8153bb80>] madvise_vma_behavior+0x5b0/0xff0 mm/madvise.c:1066
    [<ffffffff815373c7>] madvise_walk_vmas+0x127/0x1d0 mm/madvise.c:1240
    [<ffffffff81538030>] do_madvise.part.0+0x1c0/0x2b0 mm/madvise.c:1419
    [<ffffffff8153c828>] do_madvise mm/madvise.c:1430 [inline]
    [<ffffffff8153c828>] __do_sys_madvise mm/madvise.c:1432 [inline]
    [<ffffffff8153c828>] __se_sys_madvise mm/madvise.c:1430 [inline]
    [<ffffffff8153c828>] __x64_sys_madvise+0x98/0xa0 mm/madvise.c:1430
    [<ffffffff84608165>] do_syscall_x64 arch/x86/entry/common.c:50 [inline]
    [<ffffffff84608165>] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
    [<ffffffff84800087>] entry_SYSCALL_64_after_hwframe+0x63/0xcd

BUG: memory leak
unreferenced object 0xffff88811ac456c0 (size 576):
  comm "syz-executor.1", pid 3891, jiffies 4294963840 (age 14.190s)
  hex dump (first 32 bytes):
    00 06 00 00 00 00 00 00 40 52 c4 1a 81 88 ff ff  ........@R......
    10 e2 9d 0f 81 88 ff ff d8 56 c4 1a 81 88 ff ff  .........V......
  backtrace:
    [<ffffffff844153c6>] xas_alloc+0xf6/0x120 lib/xarray.c:377
    [<ffffffff84418039>] xas_create+0x3b9/0x800 lib/xarray.c:679
    [<ffffffff84418520>] xas_create_range+0xa0/0x1c0 lib/xarray.c:719
    [<ffffffff8159f23c>] collapse_file+0x13c/0x2730 mm/khugepaged.c:1725
    [<ffffffff815a1c48>] hpage_collapse_scan_file+0x418/0x9a0 mm/khugepaged.c:2156
    [<ffffffff815a4121>] madvise_collapse+0x211/0x5e0 mm/khugepaged.c:2611
    [<ffffffff8153bb80>] madvise_vma_behavior+0x5b0/0xff0 mm/madvise.c:1066
    [<ffffffff815373c7>] madvise_walk_vmas+0x127/0x1d0 mm/madvise.c:1240
    [<ffffffff81538030>] do_madvise.part.0+0x1c0/0x2b0 mm/madvise.c:1419
    [<ffffffff8153c828>] do_madvise mm/madvise.c:1430 [inline]
    [<ffffffff8153c828>] __do_sys_madvise mm/madvise.c:1432 [inline]
    [<ffffffff8153c828>] __se_sys_madvise mm/madvise.c:1430 [inline]
    [<ffffffff8153c828>] __x64_sys_madvise+0x98/0xa0 mm/madvise.c:1430
    [<ffffffff84608165>] do_syscall_x64 arch/x86/entry/common.c:50 [inline]
    [<ffffffff84608165>] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
    [<ffffffff84800087>] entry_SYSCALL_64_after_hwframe+0x63/0xcd

BUG: memory leak
unreferenced object 0xffff88811ac45900 (size 576):
  comm "syz-executor.1", pid 3891, jiffies 4294963840 (age 14.190s)
  hex dump (first 32 bytes):
    00 05 00 00 00 00 00 00 40 52 c4 1a 81 88 ff ff  ........@R......
    10 e2 9d 0f 81 88 ff ff 18 59 c4 1a 81 88 ff ff  .........Y......
  backtrace:
    [<ffffffff844153c6>] xas_alloc+0xf6/0x120 lib/xarray.c:377
    [<ffffffff84418039>] xas_create+0x3b9/0x800 lib/xarray.c:679
    [<ffffffff84418520>] xas_create_range+0xa0/0x1c0 lib/xarray.c:719
    [<ffffffff8159f23c>] collapse_file+0x13c/0x2730 mm/khugepaged.c:1725
    [<ffffffff815a1c48>] hpage_collapse_scan_file+0x418/0x9a0 mm/khugepaged.c:2156
    [<ffffffff815a4121>] madvise_collapse+0x211/0x5e0 mm/khugepaged.c:2611
    [<ffffffff8153bb80>] madvise_vma_behavior+0x5b0/0xff0 mm/madvise.c:1066
    [<ffffffff815373c7>] madvise_walk_vmas+0x127/0x1d0 mm/madvise.c:1240
    [<ffffffff81538030>] do_madvise.part.0+0x1c0/0x2b0 mm/madvise.c:1419
    [<ffffffff8153c828>] do_madvise mm/madvise.c:1430 [inline]
    [<ffffffff8153c828>] __do_sys_madvise mm/madvise.c:1432 [inline]
    [<ffffffff8153c828>] __se_sys_madvise mm/madvise.c:1430 [inline]
    [<ffffffff8153c828>] __x64_sys_madvise+0x98/0xa0 mm/madvise.c:1430
    [<ffffffff84608165>] do_syscall_x64 arch/x86/entry/common.c:50 [inline]
    [<ffffffff84608165>] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
    [<ffffffff84800087>] entry_SYSCALL_64_after_hwframe+0x63/0xcd