BUG: memory leak
unreferenced object 0xffff88810cbfdda8 (size 576):
  comm "syz-executor.4", pid 5815, jiffies 4294946429
  hex dump (first 32 bytes):
    06 1a 07 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    d8 54 41 11 81 88 ff ff c0 dd bf 0c 81 88 ff ff  .TA.............
  backtrace (crc cc1a080f):
    [<ffffffff8166d798>] kmemleak_alloc_recursive include/linux/kmemleak.h:42 [inline]
    [<ffffffff8166d798>] slab_post_alloc_hook mm/slub.c:3944 [inline]
    [<ffffffff8166d798>] slab_alloc_node mm/slub.c:4002 [inline]
    [<ffffffff8166d798>] kmem_cache_alloc_lru_noprof+0x278/0x310 mm/slub.c:4021
    [<ffffffff85108286>] xas_alloc+0xf6/0x120 lib/xarray.c:376
    [<ffffffff8510a580>] xas_create+0x490/0x820 lib/xarray.c:678
    [<ffffffff8510a9da>] xas_create_range+0xba/0x1b0 lib/xarray.c:718
    [<ffffffff816d55e6>] collapse_file+0x196/0x18b0 mm/khugepaged.c:1817
    [<ffffffff816d71bf>] hpage_collapse_scan_file+0x4af/0x6e0 mm/khugepaged.c:2299
    [<ffffffff816dc098>] madvise_collapse+0x288/0x6a0 mm/khugepaged.c:2742
    [<ffffffff81673515>] madvise_vma_behavior+0x245/0xd90 mm/madvise.c:1094
    [<ffffffff8166f9ae>] madvise_walk_vmas+0x12e/0x1e0 mm/madvise.c:1268
    [<ffffffff81674474>] do_madvise+0x244/0x5f0 mm/madvise.c:1464
    [<ffffffff81674c3c>] __do_sys_madvise mm/madvise.c:1481 [inline]
    [<ffffffff81674c3c>] __se_sys_madvise mm/madvise.c:1479 [inline]
    [<ffffffff81674c3c>] __x64_sys_madvise+0x2c/0x40 mm/madvise.c:1479
    [<ffffffff8511336e>] do_syscall_x64 arch/x86/entry/common.c:52 [inline]
    [<ffffffff8511336e>] do_syscall_64+0x9e/0x1d0 arch/x86/entry/common.c:83
    [<ffffffff85200130>] entry_SYSCALL_64_after_hwframe+0x77/0x7f

BUG: memory leak
unreferenced object 0xffff88811749c000 (size 576):
  comm "syz-executor.4", pid 5815, jiffies 4294946429
  hex dump (first 32 bytes):
    00 07 00 00 00 00 00 00 a8 dd bf 0c 81 88 ff ff  ................
    d8 54 41 11 81 88 ff ff 18 c0 49 17 81 88 ff ff  .TA.......I.....
  backtrace (crc c5339b98):
    [<ffffffff8166d798>] kmemleak_alloc_recursive include/linux/kmemleak.h:42 [inline]
    [<ffffffff8166d798>] slab_post_alloc_hook mm/slub.c:3944 [inline]
    [<ffffffff8166d798>] slab_alloc_node mm/slub.c:4002 [inline]
    [<ffffffff8166d798>] kmem_cache_alloc_lru_noprof+0x278/0x310 mm/slub.c:4021
    [<ffffffff85108286>] xas_alloc+0xf6/0x120 lib/xarray.c:376
    [<ffffffff8510a580>] xas_create+0x490/0x820 lib/xarray.c:678
    [<ffffffff8510a9da>] xas_create_range+0xba/0x1b0 lib/xarray.c:718
    [<ffffffff816d55e6>] collapse_file+0x196/0x18b0 mm/khugepaged.c:1817
    [<ffffffff816d71bf>] hpage_collapse_scan_file+0x4af/0x6e0 mm/khugepaged.c:2299
    [<ffffffff816dc098>] madvise_collapse+0x288/0x6a0 mm/khugepaged.c:2742
    [<ffffffff81673515>] madvise_vma_behavior+0x245/0xd90 mm/madvise.c:1094
    [<ffffffff8166f9ae>] madvise_walk_vmas+0x12e/0x1e0 mm/madvise.c:1268
    [<ffffffff81674474>] do_madvise+0x244/0x5f0 mm/madvise.c:1464
    [<ffffffff81674c3c>] __do_sys_madvise mm/madvise.c:1481 [inline]
    [<ffffffff81674c3c>] __se_sys_madvise mm/madvise.c:1479 [inline]
    [<ffffffff81674c3c>] __x64_sys_madvise+0x2c/0x40 mm/madvise.c:1479
    [<ffffffff8511336e>] do_syscall_x64 arch/x86/entry/common.c:52 [inline]
    [<ffffffff8511336e>] do_syscall_64+0x9e/0x1d0 arch/x86/entry/common.c:83
    [<ffffffff85200130>] entry_SYSCALL_64_after_hwframe+0x77/0x7f

BUG: memory leak
unreferenced object 0xffff88811749c248 (size 576):
  comm "syz-executor.4", pid 5815, jiffies 4294946429
  hex dump (first 32 bytes):
    00 06 00 00 00 00 00 00 a8 dd bf 0c 81 88 ff ff  ................
    d8 54 41 11 81 88 ff ff 60 c2 49 17 81 88 ff ff  .TA.....`.I.....
  backtrace (crc 7c21540f):
    [<ffffffff8166d798>] kmemleak_alloc_recursive include/linux/kmemleak.h:42 [inline]
    [<ffffffff8166d798>] slab_post_alloc_hook mm/slub.c:3944 [inline]
    [<ffffffff8166d798>] slab_alloc_node mm/slub.c:4002 [inline]
    [<ffffffff8166d798>] kmem_cache_alloc_lru_noprof+0x278/0x310 mm/slub.c:4021
    [<ffffffff85108286>] xas_alloc+0xf6/0x120 lib/xarray.c:376
    [<ffffffff8510a580>] xas_create+0x490/0x820 lib/xarray.c:678
    [<ffffffff8510a9da>] xas_create_range+0xba/0x1b0 lib/xarray.c:718
    [<ffffffff816d55e6>] collapse_file+0x196/0x18b0 mm/khugepaged.c:1817
    [<ffffffff816d71bf>] hpage_collapse_scan_file+0x4af/0x6e0 mm/khugepaged.c:2299
    [<ffffffff816dc098>] madvise_collapse+0x288/0x6a0 mm/khugepaged.c:2742
    [<ffffffff81673515>] madvise_vma_behavior+0x245/0xd90 mm/madvise.c:1094
    [<ffffffff8166f9ae>] madvise_walk_vmas+0x12e/0x1e0 mm/madvise.c:1268
    [<ffffffff81674474>] do_madvise+0x244/0x5f0 mm/madvise.c:1464
    [<ffffffff81674c3c>] __do_sys_madvise mm/madvise.c:1481 [inline]
    [<ffffffff81674c3c>] __se_sys_madvise mm/madvise.c:1479 [inline]
    [<ffffffff81674c3c>] __x64_sys_madvise+0x2c/0x40 mm/madvise.c:1479
    [<ffffffff8511336e>] do_syscall_x64 arch/x86/entry/common.c:52 [inline]
    [<ffffffff8511336e>] do_syscall_64+0x9e/0x1d0 arch/x86/entry/common.c:83
    [<ffffffff85200130>] entry_SYSCALL_64_after_hwframe+0x77/0x7f

BUG: memory leak
unreferenced object 0xffff88811749c490 (size 576):
  comm "syz-executor.4", pid 5815, jiffies 4294946429
  hex dump (first 32 bytes):
    00 05 00 00 00 00 00 00 a8 dd bf 0c 81 88 ff ff  ................
    d8 54 41 11 81 88 ff ff a8 c4 49 17 81 88 ff ff  .TA.......I.....
  backtrace (crc 901f0631):
    [<ffffffff8166d798>] kmemleak_alloc_recursive include/linux/kmemleak.h:42 [inline]
    [<ffffffff8166d798>] slab_post_alloc_hook mm/slub.c:3944 [inline]
    [<ffffffff8166d798>] slab_alloc_node mm/slub.c:4002 [inline]
    [<ffffffff8166d798>] kmem_cache_alloc_lru_noprof+0x278/0x310 mm/slub.c:4021
    [<ffffffff85108286>] xas_alloc+0xf6/0x120 lib/xarray.c:376
    [<ffffffff8510a580>] xas_create+0x490/0x820 lib/xarray.c:678
    [<ffffffff8510a9da>] xas_create_range+0xba/0x1b0 lib/xarray.c:718
    [<ffffffff816d55e6>] collapse_file+0x196/0x18b0 mm/khugepaged.c:1817
    [<ffffffff816d71bf>] hpage_collapse_scan_file+0x4af/0x6e0 mm/khugepaged.c:2299
    [<ffffffff816dc098>] madvise_collapse+0x288/0x6a0 mm/khugepaged.c:2742
    [<ffffffff81673515>] madvise_vma_behavior+0x245/0xd90 mm/madvise.c:1094
    [<ffffffff8166f9ae>] madvise_walk_vmas+0x12e/0x1e0 mm/madvise.c:1268
    [<ffffffff81674474>] do_madvise+0x244/0x5f0 mm/madvise.c:1464
    [<ffffffff81674c3c>] __do_sys_madvise mm/madvise.c:1481 [inline]
    [<ffffffff81674c3c>] __se_sys_madvise mm/madvise.c:1479 [inline]
    [<ffffffff81674c3c>] __x64_sys_madvise+0x2c/0x40 mm/madvise.c:1479
    [<ffffffff8511336e>] do_syscall_x64 arch/x86/entry/common.c:52 [inline]
    [<ffffffff8511336e>] do_syscall_64+0x9e/0x1d0 arch/x86/entry/common.c:83
    [<ffffffff85200130>] entry_SYSCALL_64_after_hwframe+0x77/0x7f