BUG: memory leak
unreferenced object 0xffff888110a25200 (size 64):
  comm "syz-executor136", pid 8415, jiffies 4294942219 (age 12.690s)
  hex dump (first 32 bytes):
    00 40 62 09 81 88 ff ff 00 00 00 00 00 00 00 00  .@b.............
    00 00 00 00 00 00 00 00 0a 00 00 00 48 00 00 00  ............H...
  backtrace:
    [<0000000047b973b9>] kmalloc include/linux/slab.h:552 [inline]
    [<0000000047b973b9>] v2_read_file_info+0x1ae/0x430 fs/quota/quota_v2.c:122
    [<0000000059f25e01>] dquot_load_quota_sb+0x351/0x650 fs/quota/dquot.c:2387
    [<00000000fb3b6ad3>] dquot_load_quota_inode fs/quota/dquot.c:2423 [inline]
    [<00000000fb3b6ad3>] dquot_load_quota_inode+0xda/0x160 fs/quota/dquot.c:2415
    [<00000000876306da>] ext4_quota_enable fs/ext4/super.c:6400 [inline]
    [<00000000876306da>] ext4_enable_quotas+0x1b2/0x2f0 fs/ext4/super.c:6426
    [<000000001829bbb6>] ext4_fill_super+0x3fa5/0x5ad0 fs/ext4/super.c:5034
    [<000000004a63b3a5>] mount_bdev+0x223/0x260 fs/super.c:1366
    [<000000000adf04da>] legacy_get_tree+0x2b/0x90 fs/fs_context.c:592
    [<000000003e350549>] vfs_get_tree+0x28/0x100 fs/super.c:1496
    [<00000000c1d7bdb2>] do_new_mount fs/namespace.c:2881 [inline]
    [<00000000c1d7bdb2>] path_mount+0xc5e/0x1170 fs/namespace.c:3211
    [<00000000630a2893>] do_mount fs/namespace.c:3224 [inline]
    [<00000000630a2893>] __do_sys_mount fs/namespace.c:3432 [inline]
    [<00000000630a2893>] __se_sys_mount fs/namespace.c:3409 [inline]
    [<00000000630a2893>] __x64_sys_mount+0x18e/0x1d0 fs/namespace.c:3409
    [<00000000947ef951>] do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46
    [<00000000ce496c67>] entry_SYSCALL_64_after_hwframe+0x44/0xa9