BUG: memory leak
unreferenced object 0xffff88810e72c080 (size 64):
  comm "syz-executor604", pid 8487, jiffies 4294942188 (age 8.060s)
  hex dump (first 32 bytes):
    00 d8 e4 0a 81 88 ff ff 00 00 00 00 00 00 00 00  ................
    00 00 00 00 00 00 00 00 0a 00 00 00 48 00 00 00  ............H...
  backtrace:
    [<000000004bb212fb>] kmalloc include/linux/slab.h:552 [inline]
    [<000000004bb212fb>] v2_read_file_info+0x1ae/0x430 fs/quota/quota_v2.c:122
    [<00000000354a35cb>] dquot_load_quota_sb+0x351/0x650 fs/quota/dquot.c:2387
    [<0000000065e9c328>] dquot_load_quota_inode fs/quota/dquot.c:2423 [inline]
    [<0000000065e9c328>] dquot_load_quota_inode+0xda/0x160 fs/quota/dquot.c:2415
    [<0000000075eab84f>] ext4_quota_enable fs/ext4/super.c:6362 [inline]
    [<0000000075eab84f>] ext4_enable_quotas+0x1b2/0x2f0 fs/ext4/super.c:6388
    [<00000000eb15d61a>] ext4_fill_super+0x3bc5/0x5ac0 fs/ext4/super.c:5046
    [<00000000c6711e1f>] mount_bdev+0x223/0x260 fs/super.c:1366
    [<00000000e8207ad9>] legacy_get_tree+0x2b/0x90 fs/fs_context.c:592
    [<00000000594f9fef>] vfs_get_tree+0x28/0x100 fs/super.c:1496
    [<000000003bdb17b9>] do_new_mount fs/namespace.c:2875 [inline]
    [<000000003bdb17b9>] path_mount+0xc5e/0x1170 fs/namespace.c:3205
    [<00000000be617ba6>] do_mount fs/namespace.c:3218 [inline]
    [<00000000be617ba6>] __do_sys_mount fs/namespace.c:3426 [inline]
    [<00000000be617ba6>] __se_sys_mount fs/namespace.c:3403 [inline]
    [<00000000be617ba6>] __x64_sys_mount+0x18e/0x1d0 fs/namespace.c:3403
    [<00000000fbbc7eaa>] do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46
    [<000000003d151a76>] entry_SYSCALL_64_after_hwframe+0x44/0xa9