ioctl$AUTOFS_DEV_IOCTL_ASKUMOUNT(r2, 0xc018937d, &(0x7f0000000600)={{0x1, 0x1, 0x18, r3, {0x8}}, './file0\x00'})
ioctl$BTRFS_IOC_SCRUB_PROGRESS(r1, 0xc400941d, &(0x7f0000000100)={0x0, 0x2, 0xe76})
BUG: memory leak
unreferenced object 0xffff88805006f900 (size 128):
  comm "syz-executor.6", pid 12818, jiffies 4296829343
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace (crc 96bdc52d):
    __kmalloc_cache_noprof+0x531/0x630
    v9fs_init_fs_context+0x49/0x5b0
    alloc_fs_context+0x56d/0xb10
    path_mount+0xce2/0x2150
    __x64_sys_mount+0x293/0x310
    do_syscall_64+0xbf/0x420
    entry_SYSCALL_64_after_hwframe+0x77/0x7f

BUG: leak checking failed