r5 = ioctl$LOOP_CTL_GET_FREE(0xffffffffffffffff, 0x4c82)
ioctl$LOOP_CTL_REMOVE(r0, 0x4c81, r5)
ioctl$LOOP_CTL_ADD(r0, 0x4c80, r5)
BUG: memory leak
unreferenced object 0xffff888053033900 (size 184):
  comm "kworker/u9:10", pid 3956, jiffies 4297084436
  hex dump (first 32 bytes):
    00 3a 03 53 80 88 ff ff 00 00 00 00 00 00 00 00  .:.S............
    01 00 90 00 80 00 04 40 00 00 0a 00 01 00 00 00  .......@........
  backtrace (crc 44f90136):
    kmem_cache_alloc_noprof+0x48f/0x760
    mempool_alloc_noprof+0x1b3/0x300
    bio_alloc_bioset+0x3f1/0x8f0
    submit_bh_wbc+0x286/0x720
    __block_write_full_folio+0x723/0xde0
    block_write_full_folio+0x2d0/0x390
    blkdev_writepages+0x96/0x120
    do_writepages+0x244/0x5c0
    __writeback_single_inode+0x104/0x1220
    writeback_sb_inodes+0x6c1/0x1a70
    __writeback_inodes_wb+0xbe/0x270
    wb_writeback+0x62d/0x9b0
    wb_workfn+0x6cf/0xd90
    process_one_work+0x8e1/0x1960
    worker_thread+0x67e/0xe90
    kthread+0x3c8/0x740

BUG: memory leak
unreferenced object 0xffff888053033a00 (size 184):
  comm "kworker/u9:10", pid 3956, jiffies 4297084436
  hex dump (first 32 bytes):
    00 3b 03 53 80 88 ff ff 00 00 00 00 00 00 00 00  .;.S............
    01 00 90 00 80 00 04 40 00 00 0a 00 01 00 00 00  .......@........
  backtrace (crc a70b3018):
    kmem_cache_alloc_noprof+0x48f/0x760
    mempool_alloc_noprof+0x1b3/0x300
    bio_alloc_bioset+0x3f1/0x8f0
    submit_bh_wbc+0x286/0x720
    __block_write_full_folio+0x723/0xde0
    block_write_full_folio+0x2d0/0x390
    blkdev_writepages+0x96/0x120
    do_writepages+0x244/0x5c0
    __writeback_single_inode+0x104/0x1220
    writeback_sb_inodes+0x6c1/0x1a70
    __writeback_inodes_wb+0xbe/0x270
    wb_writeback+0x62d/0x9b0
    wb_workfn+0x6cf/0xd90
    process_one_work+0x8e1/0x1960
    worker_thread+0x67e/0xe90
    kthread+0x3c8/0x740

BUG: memory leak
unreferenced object 0xffff888053033b00 (size 184):
  comm "kworker/u9:10", pid 3956, jiffies 4297084436
  hex dump (first 32 bytes):
    00 3c 03 53 80 88 ff ff 00 00 00 00 00 00 00 00  .<.S............
    01 00 90 00 80 00 04 40 00 00 0a 00 01 00 00 00  .......@........
  backtrace (crc 11f0315c):
    kmem_cache_alloc_noprof+0x48f/0x760
    mempool_alloc_noprof+0x1b3/0x300
    bio_alloc_bioset+0x3f1/0x8f0
    submit_bh_wbc+0x286/0x720
    __block_write_full_folio+0x723/0xde0
    block_write_full_folio+0x2d0/0x390
    blkdev_writepages+0x96/0x120
    do_writepages+0x244/0x5c0
    __writeback_single_inode+0x104/0x1220
    writeback_sb_inodes+0x6c1/0x1a70
    __writeback_inodes_wb+0xbe/0x270
    wb_writeback+0x62d/0x9b0
    wb_workfn+0x6cf/0xd90
    process_one_work+0x8e1/0x1960
    worker_thread+0x67e/0xe90
    kthread+0x3c8/0x740

BUG: memory leak
unreferenced object 0xffff888053033c00 (size 184):
  comm "kworker/u9:10", pid 3956, jiffies 4297084436
  hex dump (first 32 bytes):
    00 3d 03 53 80 88 ff ff 00 00 00 00 00 00 00 00  .=.S............
    01 00 90 00 80 00 04 40 00 00 0a 00 01 00 00 00  .......@........
  backtrace (crc 77ee840e):
    kmem_cache_alloc_noprof+0x48f/0x760
    mempool_alloc_noprof+0x1b3/0x300
    bio_alloc_bioset+0x3f1/0x8f0
    submit_bh_wbc+0x286/0x720
    __block_write_full_folio+0x723/0xde0
    block_write_full_folio+0x2d0/0x390
    blkdev_writepages+0x96/0x120
    do_writepages+0x244/0x5c0
    __writeback_single_inode+0x104/0x1220
    writeback_sb_inodes+0x6c1/0x1a70
    __writeback_inodes_wb+0xbe/0x270
    wb_writeback+0x62d/0x9b0
    wb_workfn+0x6cf/0xd90
    process_one_work+0x8e1/0x1960
    worker_thread+0x67e/0xe90
    kthread+0x3c8/0x740

BUG: leak checking failed