Messages in this thread | | | Date | Mon, 17 Jan 2022 18:20:25 +0800 | From | kernel test robot <> | Subject | Re: [PATCH] Wire up CONFIG_DEVTMPFS_MOUNT to initramfs. |
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Hi Rob,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on linux/master] [also build test WARNING on linus/master v5.16 next-20220117] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch]
url: https://github.com/0day-ci/linux/commits/Rob-Landley/Wire-up-CONFIG_DEVTMPFS_MOUNT-to-initramfs/20220117-023610 base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git daadb3bd0e8d3e317e36bc2c1542e86c528665e5 config: h8300-randconfig-s032-20220116 (https://download.01.org/0day-ci/archive/20220117/202201171822.FDXweWsH-lkp@intel.com/config) compiler: h8300-linux-gcc (GCC) 11.2.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.4-dirty # https://github.com/0day-ci/linux/commit/c6b7e8ccdf2b0a9620c9dc0b5e5b2a719b223817 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Rob-Landley/Wire-up-CONFIG_DEVTMPFS_MOUNT-to-initramfs/20220117-023610 git checkout c6b7e8ccdf2b0a9620c9dc0b5e5b2a719b223817 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=h8300 SHELL=/bin/bash
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@intel.com>
sparse warnings: (new ones prefixed by >>) >> init/main.c:1624:27: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected char const [noderef] __user *pathname @@ got char * @@ init/main.c:1624:27: sparse: expected char const [noderef] __user *pathname init/main.c:1624:27: sparse: got char *
vim +1624 init/main.c
1579 1580 static noinline void __init kernel_init_freeable(void) 1581 { 1582 /* Now the scheduler is fully set up and can do blocking allocations */ 1583 gfp_allowed_mask = __GFP_BITS_MASK; 1584 1585 /* 1586 * init can allocate pages on any node 1587 */ 1588 set_mems_allowed(node_states[N_MEMORY]); 1589 1590 cad_pid = get_pid(task_pid(current)); 1591 1592 smp_prepare_cpus(setup_max_cpus); 1593 1594 workqueue_init(); 1595 1596 init_mm_internals(); 1597 1598 rcu_init_tasks_generic(); 1599 do_pre_smp_initcalls(); 1600 lockup_detector_init(); 1601 1602 smp_init(); 1603 sched_init_smp(); 1604 1605 padata_init(); 1606 page_alloc_init_late(); 1607 /* Initialize page ext after all struct pages are initialized. */ 1608 page_ext_init(); 1609 1610 do_basic_setup(); 1611 1612 kunit_run_all_tests(); 1613 1614 wait_for_initramfs(); 1615 1616 /* 1617 * check if there is an early userspace init. If yes, let it do all 1618 * the work 1619 */ 1620 if (init_eaccess(ramdisk_execute_command) != 0) { 1621 ramdisk_execute_command = NULL; 1622 prepare_namespace(); 1623 } else if (IS_ENABLED(CONFIG_DEVTMPFS_MOUNT)) { > 1624 sys_mkdir("/dev", 0755);
--- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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