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Message-ID: <202010260938.nynZokeK-lkp@intel.com>
Date:   Mon, 26 Oct 2020 09:59:41 +0800
From:   kernel test robot <lkp@...el.com>
To:     Ursula Braun <ubraun@...ux.ibm.com>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
        Karsten Graul <kgraul@...ux.ibm.com>
Subject: ERROR: ".rcu_barrier" undefined!

Hi Ursula,

First bad commit (maybe != root cause):

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   986b9eacb25910865b50e5f298aa8e2df7642f1b
commit: 4ead9c96d528e1b9937382321910a2bf35fc1a86 net/smc: use rcu_barrier() on module unload
date:   11 months ago
config: powerpc64-randconfig-r014-20201026 (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=4ead9c96d528e1b9937382321910a2bf35fc1a86
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout 4ead9c96d528e1b9937382321910a2bf35fc1a86
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=powerpc64 

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

All errors (new ones prefixed by >>):

   ERROR: ".debugfs_remove" [net/ceph/libceph.ko] undefined!
   ERROR: ".kmemdup" [net/ceph/libceph.ko] undefined!
   ERROR: ".jiffies_to_msecs" [net/ceph/libceph.ko] undefined!
   ERROR: ".sock_release" [net/ceph/libceph.ko] undefined!
   ERROR: ".__dynamic_pr_debug" [net/ceph/libceph.ko] undefined!
   ERROR: ".__free_pages" [net/ceph/libceph.ko] undefined!
   ERROR: ".__sanitizer_cov_trace_const_cmp1" [net/ceph/libceph.ko] undefined!
   ERROR: ".debugfs_create_dir" [net/ceph/libceph.ko] undefined!
   ERROR: ".__sanitizer_cov_trace_cmp2" [net/ceph/libceph.ko] undefined!
   ERROR: ".rb_next" [net/ceph/libceph.ko] undefined!
   ERROR: ".mempool_alloc" [net/ceph/libceph.ko] undefined!
   ERROR: ".strsep" [net/ceph/libceph.ko] undefined!
   ERROR: ".seq_printf" [net/ceph/libceph.ko] undefined!
   ERROR: ".register_key_type" [net/ceph/libceph.ko] undefined!
   ERROR: ".alloc_workqueue" [net/ceph/libceph.ko] undefined!
   ERROR: ".__check_object_size" [net/ceph/libceph.ko] undefined!
   ERROR: ".init_wait_entry" [net/ceph/libceph.ko] undefined!
   ERROR: ".memcpy" [net/ceph/libceph.ko] undefined!
   ERROR: ".seq_putc" [net/ceph/libceph.ko] undefined!
   ERROR: ".queue_work_on" [net/ceph/libceph.ko] undefined!
   ERROR: ".__wake_up" [net/ceph/libceph.ko] undefined!
   ERROR: ".seq_escape" [net/ceph/libceph.ko] undefined!
   ERROR: ".mempool_destroy" [net/ceph/libceph.ko] undefined!
   ERROR: ".memset" [net/ceph/libceph.ko] undefined!
   ERROR: ".complete_all" [net/ceph/libceph.ko] undefined!
   ERROR: ".memmove" [net/ceph/libceph.ko] undefined!
   ERROR: ".kmem_cache_alloc" [net/ceph/libceph.ko] undefined!
   ERROR: ".mutex_is_locked" [net/ceph/libceph.ko] undefined!
   ERROR: ".sock_create_kern" [net/ceph/libceph.ko] undefined!
   ERROR: ".crypto_skcipher_decrypt" [net/ceph/libceph.ko] undefined!
   ERROR: ".___ratelimit" [net/ceph/libceph.ko] undefined!
   ERROR: ".down_read_trylock" [net/ceph/libceph.ko] undefined!
   ERROR: ".get_random_bytes" [net/ceph/libceph.ko] undefined!
   ERROR: ".wait_for_completion_interruptible" [net/ceph/libceph.ko] undefined!
   ERROR: ".rb_insert_color" [net/ceph/libceph.ko] undefined!
   ERROR: ".printk" [net/ceph/libceph.ko] undefined!
   ERROR: "._cond_resched" [net/ceph/libceph.ko] undefined!
   ERROR: ".unregister_key_type" [net/ceph/libceph.ko] undefined!
   ERROR: ".__list_del_entry_valid" [net/ceph/libceph.ko] undefined!
   ERROR: ".up_write" [net/ceph/libceph.ko] undefined!
   ERROR: ".vsnprintf" [net/ceph/libceph.ko] undefined!
   ERROR: ".sg_free_table" [net/ceph/libceph.ko] undefined!
   ERROR: ".__sanitizer_cov_trace_const_cmp4" [net/ceph/libceph.ko] undefined!
   ERROR: ".kernel_setsockopt" [net/ceph/libceph.ko] undefined!
   ERROR: ".mutex_unlock" [net/ceph/libceph.ko] undefined!
   ERROR: ".jiffies_to_timespec64" [net/ceph/libceph.ko] undefined!
   ERROR: ".strcmp" [net/ceph/libceph.ko] undefined!
   ERROR: ".rb_erase" [net/ceph/libceph.ko] undefined!
   ERROR: ".match_int" [net/ceph/libceph.ko] undefined!
   ERROR: ".round_jiffies_relative" [net/ceph/libceph.ko] undefined!
   ERROR: ".set_page_dirty_lock" [net/ceph/libceph.ko] undefined!
   ERROR: ".kmem_cache_destroy" [net/ceph/libceph.ko] undefined!
   ERROR: ".prandom_u32" [net/ceph/libceph.ko] undefined!
   ERROR: ".ktime_get_real_seconds" [net/ceph/libceph.ko] undefined!
   ERROR: "._copy_from_user" [net/ceph/libceph.ko] undefined!
   ERROR: ".ktime_get_real_ts64" [net/ceph/libceph.ko] undefined!
   ERROR: ".sg_next" [net/ceph/libceph.ko] undefined!
   ERROR: ".ib_register_event_handler" [net/smc/smc.ko] undefined!
   ERROR: ".cancel_delayed_work_sync" [net/smc/smc.ko] undefined!
   ERROR: ".__put_page" [net/smc/smc.ko] undefined!
   ERROR: ".register_netdevice_notifier" [net/smc/smc.ko] undefined!
   ERROR: "._raw_spin_unlock_irqrestore" [net/smc/smc.ko] undefined!
   ERROR: ".sk_stream_wait_connect" [net/smc/smc.ko] undefined!
   ERROR: ".ib_alloc_mr_user" [net/smc/smc.ko] undefined!
   ERROR: ".mod_delayed_work_on" [net/smc/smc.ko] undefined!
   ERROR: ".__sanitizer_cov_trace_cmp4" [net/smc/smc.ko] undefined!
   ERROR: ".static_key_enable" [net/smc/smc.ko] undefined!
   ERROR: ".__nlmsg_put" [net/smc/smc.ko] undefined!
   ERROR: ".kmem_cache_alloc_trace" [net/smc/smc.ko] undefined!
   ERROR: ".device_add" [net/smc/smc.ko] undefined!
   ERROR: ".sock_wake_async" [net/smc/smc.ko] undefined!
   ERROR: ".__tasklet_schedule" [net/smc/smc.ko] undefined!
   ERROR: ".register_pernet_subsys" [net/smc/smc.ko] undefined!
   ERROR: ".__mutex_init" [net/smc/smc.ko] undefined!
   ERROR: ".sock_prot_inuse_add" [net/smc/smc.ko] undefined!
   ERROR: ".cancel_delayed_work" [net/smc/smc.ko] undefined!
   ERROR: ".release_sock" [net/smc/smc.ko] undefined!
   ERROR: ".strlen" [net/smc/smc.ko] undefined!
   ERROR: ".ib_map_mr_sg" [net/smc/smc.ko] undefined!
   ERROR: ".iov_iter_kvec" [net/smc/smc.ko] undefined!
   ERROR: ".sk_stream_error" [net/smc/smc.ko] undefined!
   ERROR: ".genl_unregister_family" [net/smc/smc.ko] undefined!
   ERROR: "._copy_to_iter" [net/smc/smc.ko] undefined!
   ERROR: ".rdma_get_gid_attr" [net/smc/smc.ko] undefined!
   ERROR: ".destroy_workqueue" [net/smc/smc.ko] undefined!
   ERROR: ".ib_query_qp" [net/smc/smc.ko] undefined!
   ERROR: ".init_timer_key" [net/smc/smc.ko] undefined!
   ERROR: ".__ib_alloc_pd" [net/smc/smc.ko] undefined!
   ERROR: ".unregister_netdevice_notifier" [net/smc/smc.ko] undefined!
   ERROR: ".kernel_getsockname" [net/smc/smc.ko] undefined!
   ERROR: ".xa_load" [net/smc/smc.ko] undefined!
   ERROR: ".schedule_timeout" [net/smc/smc.ko] undefined!
   ERROR: ".kfree_skb" [net/smc/smc.ko] undefined!
   ERROR: ".__sanitizer_cov_trace_cmp8" [net/smc/smc.ko] undefined!
   ERROR: ".dma_direct_map_sg" [net/smc/smc.ko] undefined!
   ERROR: ".put_device" [net/smc/smc.ko] undefined!
   ERROR: ".sock_unregister" [net/smc/smc.ko] undefined!
   ERROR: ".__sanitizer_cov_trace_cmp1" [net/smc/smc.ko] undefined!
   ERROR: ".__alloc_pages_nodemask" [net/smc/smc.ko] undefined!
   ERROR: ".sock_recvmsg" [net/smc/smc.ko] undefined!
>> ERROR: ".rcu_barrier" [net/smc/smc.ko] undefined!
   ERROR: ".ib_create_qp_user" [net/smc/smc.ko] undefined!
   ERROR: ".rdma_put_gid_attr" [net/smc/smc.ko] undefined!
   ERROR: "._raw_read_lock_bh" [net/smc/smc.ko] undefined!
   ERROR: ".sg_alloc_table" [net/smc/smc.ko] undefined!
   ERROR: ".cancel_work_sync" [net/smc/smc.ko] undefined!
   ERROR: ".vlan_dev_vlan_id" [net/smc/smc.ko] undefined!
   ERROR: ".memcmp" [net/smc/smc.ko] undefined!
   ERROR: ".lock_sock_nested" [net/smc/smc.ko] undefined!
   ERROR: ".flush_workqueue" [net/smc/smc.ko] undefined!
   ERROR: ".sk_wait_data" [net/smc/smc.ko] undefined!
   ERROR: ".kernel_accept" [net/smc/smc.ko] undefined!
   ERROR: ".kfree" [net/smc/smc.ko] undefined!
   ERROR: "._raw_spin_lock_bh" [net/smc/smc.ko] undefined!
   ERROR: ".__init_waitqueue_head" [net/smc/smc.ko] undefined!
   ERROR: ".__might_fault" [net/smc/smc.ko] undefined!
   ERROR: ".strncmp" [net/smc/smc.ko] undefined!
   ERROR: ".__sanitizer_cov_trace_const_cmp8" [net/smc/smc.ko] undefined!
   ERROR: ".queue_delayed_work_on" [net/smc/smc.ko] undefined!
   ERROR: ".kernel_bind" [net/smc/smc.ko] undefined!
   ERROR: ".__might_sleep" [net/smc/smc.ko] undefined!
   ERROR: ".finish_wait" [net/smc/smc.ko] undefined!
   ERROR: ".kernel_connect" [net/smc/smc.ko] undefined!
   ERROR: ".skb_trim" [net/smc/smc.ko] undefined!
   ERROR: ".proto_unregister" [net/smc/smc.ko] undefined!
   ERROR: "._raw_write_lock_bh" [net/smc/smc.ko] undefined!
   ERROR: ".splice_to_pipe" [net/smc/smc.ko] undefined!
   ERROR: "._raw_read_unlock_bh" [net/smc/smc.ko] undefined!
   ERROR: ".genl_register_family" [net/smc/smc.ko] undefined!
   ERROR: ".mutex_lock" [net/smc/smc.ko] undefined!
   ERROR: ".ib_destroy_qp_user" [net/smc/smc.ko] undefined!
   ERROR: ".__msecs_to_jiffies" [net/smc/smc.ko] undefined!
   ERROR: ".ib_dealloc_pd_user" [net/smc/smc.ko] undefined!
   ERROR: ".unregister_pernet_subsys" [net/smc/smc.ko] undefined!
   ERROR: ".sock_register" [net/smc/smc.ko] undefined!
   ERROR: ".tasklet_kill" [net/smc/smc.ko] undefined!
   ERROR: ".rb_first" [net/smc/smc.ko] undefined!
   ERROR: ".ib_unregister_client" [net/smc/smc.ko] undefined!
   ERROR: ".__kmalloc" [net/smc/smc.ko] undefined!
   ERROR: ".arch_local_irq_restore" [net/smc/smc.ko] undefined!
   ERROR: ".wait_woken" [net/smc/smc.ko] undefined!
   ERROR: ".prepare_to_wait_event" [net/smc/smc.ko] undefined!
   ERROR: ".genlmsg_put" [net/smc/smc.ko] undefined!
   ERROR: ".kernel_sendmsg" [net/smc/smc.ko] undefined!
   ERROR: ".nla_put" [net/smc/smc.ko] undefined!
   ERROR: ".ib_register_client" [net/smc/smc.ko] undefined!
   ERROR: ".__list_add_valid" [net/smc/smc.ko] undefined!
   ERROR: "._raw_spin_lock" [net/smc/smc.ko] undefined!
   ERROR: ".get_device" [net/smc/smc.ko] undefined!
   ERROR: ".__sanitizer_cov_trace_switch" [net/smc/smc.ko] undefined!
   ERROR: ".sk_alloc" [net/smc/smc.ko] undefined!
   ERROR: ".__sanitizer_cov_trace_const_cmp2" [net/smc/smc.ko] undefined!
   ERROR: ".__alloc_skb" [net/smc/smc.ko] undefined!
   ERROR: ".__sanitizer_cov_trace_pc" [net/smc/smc.ko] undefined!
   ERROR: ".ib_modify_qp" [net/smc/smc.ko] undefined!
   ERROR: ".dma_direct_map_page" [net/smc/smc.ko] undefined!
   ERROR: ".sk_free" [net/smc/smc.ko] undefined!
   ERROR: ".dst_release" [net/smc/smc.ko] undefined!
   ERROR: ".device_initialize" [net/smc/smc.ko] undefined!
   ERROR: ".sock_release" [net/smc/smc.ko] undefined!
   ERROR: ".schedule" [net/smc/smc.ko] undefined!
   ERROR: ".__free_pages" [net/smc/smc.ko] undefined!
   ERROR: ".__sanitizer_cov_trace_const_cmp1" [net/smc/smc.ko] undefined!
   ERROR: "._raw_write_unlock_bh" [net/smc/smc.ko] undefined!
   ERROR: ".skip_spaces" [net/smc/smc.ko] undefined!
   ERROR: ".dev_set_name" [net/smc/smc.ko] undefined!
   ERROR: ".flush_work" [net/smc/smc.ko] undefined!
   ERROR: ".__sanitizer_cov_trace_cmp2" [net/smc/smc.ko] undefined!
   ERROR: ".proto_register" [net/smc/smc.ko] undefined!
   ERROR: ".sk_send_sigurg" [net/smc/smc.ko] undefined!
   ERROR: ".device_del" [net/smc/smc.ko] undefined!
   ERROR: ".find_next_bit" [net/smc/smc.ko] undefined!
   ERROR: ".rdma_read_gid_l2_fields" [net/smc/smc.ko] undefined!
   ERROR: ".static_key_disable" [net/smc/smc.ko] undefined!
   ERROR: ".dev_get_by_name" [net/smc/smc.ko] undefined!
   ERROR: "._raw_spin_lock_irqsave" [net/smc/smc.ko] undefined!
   ERROR: "._copy_from_iter_full" [net/smc/smc.ko] undefined!
   ERROR: ".ib_set_client_data" [net/smc/smc.ko] undefined!
   ERROR: ".rdma_read_gid_attr_ndev_rcu" [net/smc/smc.ko] undefined!
   ERROR: ".rtnl_lock" [net/smc/smc.ko] undefined!
   ERROR: ".alloc_workqueue" [net/smc/smc.ko] undefined!
   ERROR: ".__check_object_size" [net/smc/smc.ko] undefined!
   ERROR: ".init_wait_entry" [net/smc/smc.ko] undefined!
   ERROR: ".wait_for_completion_interruptible_timeout" [net/smc/smc.ko] undefined!
   ERROR: "._raw_write_lock" [net/smc/smc.ko] undefined!
   ERROR: ".memcpy" [net/smc/smc.ko] undefined!
   ERROR: ".__ib_create_cq" [net/smc/smc.ko] undefined!
   ERROR: ".queue_work_on" [net/smc/smc.ko] undefined!
   ERROR: ".add_wait_queue" [net/smc/smc.ko] undefined!
   ERROR: ".__wake_up" [net/smc/smc.ko] undefined!
   ERROR: ".kernel_sendpage" [net/smc/smc.ko] undefined!
   ERROR: ".netlink_unicast" [net/smc/smc.ko] undefined!
   ERROR: ".current_work" [net/smc/smc.ko] undefined!
   ERROR: ".memset" [net/smc/smc.ko] undefined!
   ERROR: ".kernel_sock_shutdown" [net/smc/smc.ko] undefined!
   ERROR: ".__wake_up_sync_key" [net/smc/smc.ko] undefined!
   ERROR: ".sock_create_kern" [net/smc/smc.ko] undefined!
   ERROR: ".find_next_zero_bit" [net/smc/smc.ko] undefined!
   ERROR: ".get_random_bytes" [net/smc/smc.ko] undefined!
   ERROR: "._raw_spin_unlock_bh" [net/smc/smc.ko] undefined!
   ERROR: ".add_wait_queue_exclusive" [net/smc/smc.ko] undefined!

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

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