ERROR: modpost: ".__warn_printk" undefined!

[kernel test robot]

Hi Christophe,

First bad commit (maybe != root cause):

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   f6e1ea19649216156576aeafa784e3b4cee45549
commit: 0a571b085ff6dadf946b248133533d3ba68f6e31 asm-generic: force inlining of get_order() to work around gcc10 poor decision
date:   2 weeks ago
config: powerpc-randconfig-r034-20201225 (attached as .config)
compiler: powerpc64-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0a571b085ff6dadf946b248133533d3ba68f6e31
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout 0a571b085ff6dadf946b248133533d3ba68f6e31
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=powerpc 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>, old ones prefixed by <<):

ERROR: modpost: ".kmem_cache_free" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".fib_rules_register" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".lock_sock_nested" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".sk_stop_timer" [net/decnet/decnet.ko] undefined!
ERROR: modpost: "._raw_spin_lock_bh" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".__might_fault" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".sk_filter_trim_cap" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".finish_wait" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".__nla_parse" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".skb_trim" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".dev_get_by_index" [net/decnet/decnet.ko] undefined!
ERROR: modpost: "._raw_write_lock_bh" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".rtnl_is_locked" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".skb_push" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".neigh_parms_release" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".sprintf" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".dev_load" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".skb_put" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".sock_register" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".__dev_get_by_name" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".neigh_lookup" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".skb_realloc_headroom" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".__kmalloc" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".arch_local_irq_restore" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".wait_woken" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".dst_release_immediate" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".nla_put" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".neigh_parms_alloc" [net/decnet/decnet.ko] undefined!
ERROR: modpost: "._raw_spin_lock" [net/decnet/decnet.ko] undefined!
ERROR: modpost: "._raw_write_unlock" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".skb_unlink" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".sk_alloc" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".kmem_cache_create" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".__alloc_skb" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".nla_find" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".sk_free" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".dst_release" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".skb_dequeue" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".__raw_spin_lock_init" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".nla_reserve_nohdr" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".nla_strcmp" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".fib_default_rule_add" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".pskb_expand_head" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".send_sig" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".kvfree_call_rcu" [net/decnet/decnet.ko] undefined!
ERROR: modpost: "._raw_write_unlock_bh" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".neigh_for_each" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".skb_set_owner_w" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".proto_register" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".rtnl_put_cacheinfo" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".rtnl_notify" [net/decnet/decnet.ko] undefined!
ERROR: modpost: "._copy_from_iter_full" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".fib_rules_lookup" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".rtnl_lock" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".skb_queue_tail" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".skb_pull" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".nla_strscpy" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".strcpy" [net/decnet/decnet.ko] undefined!
ERROR: modpost: "._raw_spin_unlock" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".__local_bh_enable_ip" [net/decnet/decnet.ko] undefined!
ERROR: modpost: "._raw_write_lock" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".memcpy" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".add_wait_queue" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".neigh_destroy" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".memset" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".nla_memcmp" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".kmem_cache_alloc" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".sk_dst_check" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".add_timer" [net/decnet/decnet.ko] undefined!
ERROR: modpost: "._raw_spin_unlock_bh" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".__rcu_read_unlock" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".dev_mc_add" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".del_timer" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".sock_init_data" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".__pskb_pull_tail" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".rtnl_set_sk_err" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".remove_wait_queue" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".dst_alloc" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".strcmp" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".blocking_notifier_chain_register" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".sock_alloc_send_skb" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".neigh_lookup_nodev" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".prandom_u32" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".dev_add_pack" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".rtnl_unlock" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".netlink_capable" [net/decnet/decnet.ko] undefined!
ERROR: modpost: "._copy_from_user" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".blocking_notifier_call_chain" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".prepare_to_wait" [net/decnet/decnet.ko] undefined!
ERROR: modpost: "._raw_read_lock" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".__dst_destroy_metrics_generic" [net/decnet/decnet.ko] undefined!
ERROR: modpost: ".register_pm_notifier" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".skb_queue_purge" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".idr_for_each" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".cancel_delayed_work_sync" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".skb_clone" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: "._raw_spin_unlock_irqrestore" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".try_module_get" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".dev_fwnode" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".rfkill_unregister" [net/bluetooth/bluetooth.ko] undefined!
>> ERROR: modpost: ".__warn_printk" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".vsprintf" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".__init_swait_queue_head" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".synchronize_rcu" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".crypto_alloc_shash" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".__sock_recv_wifi_status" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".device_add" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".class_destroy" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".devm_kmalloc" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".snprintf" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".drain_workqueue" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".__mutex_init" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".out_of_line_wait_on_bit" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".rfkill_register" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".cancel_delayed_work" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".release_sock" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".strlen" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".unregister_pm_notifier" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".skb_copy" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".iov_iter_kvec" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".__rcu_read_lock" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".sg_init_one" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: "._copy_to_user" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".destroy_workqueue" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".rfkill_blocked" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".init_timer_key" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".crc16" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".devm_led_trigger_register" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: "._raw_read_unlock" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".schedule_timeout" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".kfree_skb" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".put_device" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".__sock_recv_ts_and_drops" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".sock_unregister" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".led_trigger_unregister_simple" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".devm_kfree" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".cancel_work_sync" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".memcmp" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".refcount_warn_saturate" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".lock_sock_nested" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".flush_workqueue" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".__module_get" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".module_put" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".aes_expandkey" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: "._raw_spin_lock_bh" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".__init_waitqueue_head" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".__might_fault" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".wait_for_completion" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".strncmp" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".queue_delayed_work_on" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".sk_filter_trim_cap" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".debugfs_create_u8" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".idr_alloc" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".__might_sleep" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".__pskb_copy_fclone" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".crypto_ecdh_encode_key" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".kfree_const" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".debugfs_create_file" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".finish_wait" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".skb_trim" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".proto_unregister" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".single_open" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".ida_free" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: "._raw_write_lock_bh" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".simple_read_from_buffer" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".skb_push" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".idr_get_next" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".ns_to_kernel_old_timeval" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".mutex_lock" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".sprintf" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".kfree_sensitive" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".__msecs_to_jiffies" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".skb_put" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".sock_register" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".__crypto_memneq" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".crypto_destroy_tfm" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".fwnode_property_read_u8_array" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".__kmalloc" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".wake_up_bit" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".wait_woken" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".prepare_to_wait_event" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".idr_destroy" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".devm_kasprintf" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: "._raw_spin_lock" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".get_device" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: "._raw_write_unlock" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".skb_unlink" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".sk_alloc" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".rfkill_alloc" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".__alloc_skb" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".crypto_ecdh_key_len" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".debugfs_remove" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".sk_free" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".kmemdup" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".device_initialize" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".jiffies_to_msecs" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".skb_dequeue" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".__raw_spin_lock_init" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".led_trigger_register_simple" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: ".kvfree_call_rcu" [net/bluetooth/bluetooth.ko] undefined!
ERROR: modpost: "._raw_write_unlock_bh" [net/bluetooth/bluetooth.ko] undefined!

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx

Attachment: .config.gz
Description: application/gzip