BUG: memory leak
unreferenced object 0xffff88800e299800 (size 64):
  comm "syz-executor.6", pid 16940, jiffies 4297600107 (age 24.375s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<00000000733f7a59>] kmalloc_node include/linux/slab.h:575 [inline]
    [<00000000733f7a59>] kzalloc_node include/linux/slab.h:675 [inline]
    [<00000000733f7a59>] disk_expand_part_tbl+0x17c/0x3a0 block/genhd.c:1522
    [<0000000049a7dac0>] __alloc_disk_node+0x112/0x390 block/genhd.c:1737
    [<00000000ea530d0b>] loop_add+0x38c/0x8b0 drivers/block/loop.c:2137
    [<00000000cfbd4860>] loop_control_ioctl drivers/block/loop.c:2272 [inline]
    [<00000000cfbd4860>] loop_control_ioctl+0x170/0x480 drivers/block/loop.c:2254
    [<00000000d3bd2cf6>] vfs_ioctl fs/ioctl.c:48 [inline]
    [<00000000d3bd2cf6>] __do_sys_ioctl fs/ioctl.c:753 [inline]
    [<00000000d3bd2cf6>] __se_sys_ioctl fs/ioctl.c:739 [inline]
    [<00000000d3bd2cf6>] __x64_sys_ioctl+0x19a/0x210 fs/ioctl.c:739
    [<00000000946ae7a2>] do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46
    [<00000000992ae236>] entry_SYSCALL_64_after_hwframe+0x61/0xc6

BUG: memory leak
unreferenced object 0xffff88801ded9400 (size 64):
  comm "syz-executor.6", pid 16968, jiffies 4297600461 (age 24.021s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<00000000733f7a59>] kmalloc_node include/linux/slab.h:575 [inline]
    [<00000000733f7a59>] kzalloc_node include/linux/slab.h:675 [inline]
    [<00000000733f7a59>] disk_expand_part_tbl+0x17c/0x3a0 block/genhd.c:1522
    [<0000000049a7dac0>] __alloc_disk_node+0x112/0x390 block/genhd.c:1737
    [<00000000ea530d0b>] loop_add+0x38c/0x8b0 drivers/block/loop.c:2137
    [<00000000cfbd4860>] loop_control_ioctl drivers/block/loop.c:2272 [inline]
    [<00000000cfbd4860>] loop_control_ioctl+0x170/0x480 drivers/block/loop.c:2254
    [<00000000d3bd2cf6>] vfs_ioctl fs/ioctl.c:48 [inline]
    [<00000000d3bd2cf6>] __do_sys_ioctl fs/ioctl.c:753 [inline]
    [<00000000d3bd2cf6>] __se_sys_ioctl fs/ioctl.c:739 [inline]
    [<00000000d3bd2cf6>] __x64_sys_ioctl+0x19a/0x210 fs/ioctl.c:739
    [<00000000946ae7a2>] do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46
    [<00000000992ae236>] entry_SYSCALL_64_after_hwframe+0x61/0xc6

BUG: leak checking failed