ioctl$CDROM_SEND_PACKET(r0, 0x5322, &(0x7f0000000100)={"12766ecc2476f2abefdd0081", 0x0, 0x0, 0x0, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, "6893a960", 0x0, "486e34ae", 0x0, 0x0, 0x0, "97f452", "111624d28fb9a723035f383cd432c544d5eaf16ef4c2c06931661782930d0028f70d88ae9154b2a06618f5e13456"}, 0x2, 0x0, 0x0, 0x0})
BUG: memory leak
unreferenced object 0xffff88803895c080 (size 64):
  comm "syz-executor.0", pid 66182, jiffies 4297515367 (age 22.850s)
  hex dump (first 32 bytes):
    00 c0 95 38 80 88 ff ff 2d 1c 00 00 5d 01 35 07  ...8....-...].5.
    88 c8 95 38 80 88 ff ff 88 cf 95 38 80 88 ff ff  ...8.......8....
  backtrace:
    [<00000000d4ac5752>] __kmalloc_node+0x50/0x160
    [<0000000009b36fa0>] kvmalloc_node+0xaa/0x200
    [<000000001a819e5a>] iov_iter_extract_pages+0x353/0x1950
    [<00000000bc50afee>] bio_map_user_iov+0x2f9/0xa80
    [<000000004d692e64>] blk_rq_map_user_iov+0x685/0x1740
    [<00000000ee0ea786>] blk_rq_map_user_io+0x1d1/0x200
    [<000000002378a547>] sg_io+0x565/0xd80
    [<00000000a6e8261b>] scsi_cdrom_send_packet+0x2aa/0x510
    [<00000000b6e387d7>] scsi_ioctl+0x131/0x15a0
    [<000000009ea216e9>] sr_block_ioctl+0x204/0x250
    [<00000000184e0959>] blkdev_ioctl+0x2e4/0x750
    [<00000000c73b0ddc>] __x64_sys_ioctl+0x1a4/0x210
    [<0000000068d15508>] do_syscall_64+0x3f/0x90
    [<000000003e032495>] entry_SYSCALL_64_after_hwframe+0x6e/0xd8

BUG: leak checking failed