WARNING: CPU: 14 PID: 7677 at fs/dcache.c:2811 prepend_path+0x25f/0x320
Root dentry has weird name <>
Modules linked in: sctp_diag sctp dccp_diag dccp udp_diag unix_diag af_packet_diag netlink_diag fuse binfmt_misc cfg80211 rfkill xt_set xt_multiport iptable_mangle iptable_raw ip_set_hash_net ip_set_hash_ip ip_set ipip tunnel4 ip_tunnel nf_conntrack_netlink nfnetlink xt_statistic ipt_REJECT nf_reject_ipv4 tcp_diag inet_diag xt_comment xt_mark veth xt_nat ipt_MASQUERADE nf_nat_masquerade_ipv4 iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 xt_addrtype iptable_filter xt_conntrack nf_nat nf_conntrack br_netfilter bridge stp llc overlay(T) dm_mirror dm_region_hash dm_log dm_mod nvidia_drm(POE) nvidia_modeset(POE) nvidia(POE) skx_edac edac_core coretemp intel_rapl iosf_mbi kvm_intel ext4 kvm mbcache jbd2 irqbypass crc32_pclmul ghash_clmulni_intel aesni_intel lrw gf128mul glue_helper
ablk_helper cryptd iTCO_wdt iTCO_vendor_support sg joydev i2c_i801 mei_me shpchp pcspkr lpc_ich mei ipmi_si ipmi_devintf ipmi_msghandler nfit libnvdimm acpi_power_meter ip_tables xfs libcrc32c sd_mod crc_t10dif crct10dif_generic ast i2c_algo_bit drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops ttm crct10dif_pclmul crct10dif_common i40e crc32c_intel drm ahci megaraid_sas libahci libata ptp pps_core i2c_core wmi
CPU: 14 PID: 7677 Comm: titanagent Tainted: P        W  OE  ------------ T 3.10.0-693.el7.x86_64 #1
Hardware name: Inspur SA5212M5/YZMB-00882-102, BIOS 4.0.3 03/29/2018
ffff881005737da0 00000000aaed0a82 ffff881005737d50 ffffffff816a3d91
ffff881005737d90 ffffffff810879c8 00000afb00000000 ffff881005737e90
ffff88104da3b020 ffff881005737e88 000000000000003f ffff88104da3b000
Call Trace:
[<ffffffff816a3d91>] dump_stack+0x19/0x1b
[<ffffffff810879c8>] __warn+0xd8/0x100
[<ffffffff81087a4f>] warn_slowpath_fmt+0x5f/0x80
[<ffffffff8121986f>] prepend_path+0x25f/0x320
[<ffffffff81219a15>] d_path+0xe5/0x150
[<ffffffff812726f5>] proc_pid_readlink+0xa5/0x100
[<ffffffff81206deb>] SyS_readlinkat+0x10b/0x140
[<ffffffff81206e3b>] SyS_readlink+0x1b/0x20
[<ffffffff816b4fc9>] system_call_fastpath+0x16/0x1b
[<ffffffff81087a4f>] warn_slowpath_fmt+0x5f/0x80
[<ffffffff8121986f>] prepend_path+0x25f/0x320
[<ffffffff81219a15>] d_path+0xe5/0x150
[<ffffffff812726f5>] proc_pid_readlink+0xa5/0x100
[<ffffffff81206deb>] SyS_readlinkat+0x10b/0x140
[<ffffffff81206e3b>] SyS_readlink+0x1b/0x20
[<ffffffff816b4fc9>] system_call_fastpath+0x16/0x1b

WARNING: CPU: 50 PID: 1983 at fs/dcache.c:2811 prepend_path+0x25f/0x320
Root dentry has weird name <>
Modules linked in: 8021q garp mrp tcp_lp xt_nat veth nf_conntrack_netlink xt_addrtype br_netfilter xt_CHECKSUM overlay(T) devlink ip6t_MASQUERADE nf_nat_masquerade_ipv6 ipt_MASQUERADE nf_nat_masquerade_ipv4 xt_mark tun ip6t_rpfilter ip6t_REJECT nf_reject_ipv6 ipt_REJECT nf_reject_ipv4 xt_conntrack ebtable_nat ebtable_broute bridge stp llc ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_mangle ip6table_security ip6table_raw iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat iptable_mangle iptable_security iptable_raw nf_conntrack ip_set nfnetlink ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter sunrpc vfat fat hp_wmi sparse_keymap iTCO_wdt rfkill mei_wdt iTCO_vendor_support ext4 mbcache jbd2 skx_edac edac_core intel_powerclamp coretemp intel_rapl
iosf_mbi snd_hda_codec_hdmi kvm irqbypass crc32_pclmul ghash_clmulni_intel aesni_intel lrw gf128mul glue_helper ablk_helper cryptd snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_codec pcspkr snd_hda_core snd_hwdep joydev snd_seq snd_seq_device snd_pcm sg snd_timer mei_me mei snd i2c_i801 shpchp lpc_ich soundcore fuse aclpci_a10_ref_drv(OE) ip_tables xfs libcrc32c sd_mod crc_t10dif crct10dif_generic nouveau video mxm_wmi i2c_algo_bit drm_kms_helper syscopyarea crct10dif_pclmul sysfillrect sysimgblt crct10dif_common fb_sys_fops crc32c_intel ttm drm ahci i40e e1000e libahci nvme serio_raw libata nvme_core i2c_core ptp pps_core wmi nfit libnvdimm dm_mirror dm_region_hash dm_log dm_mod
CPU: 50 PID: 1983 Comm: tailscaled Tainted: G        W  OE  ------------ T 3.10.0-693.el7.x86_64 #1
Hardware name: HP HP Z8 G4 Workstation/81C7, BIOS P60 v01.72 11/29/2018
ffff882033707db0 0000000002275926 ffff882033707d60 ffffffff816a3d91
ffff882033707da0 ffffffff810879c8 00000afb00000000 ffff882033707ea0
ffff880f49e1cda0 ffff882033707e98 0000000000000040 ffff880f49e1cd80
Call Trace:
[<ffffffff816a3d91>] dump_stack+0x19/0x1b
[<ffffffff810879c8>] __warn+0xd8/0x100
[<ffffffff81087a4f>] warn_slowpath_fmt+0x5f/0x80
[<ffffffff8121986f>] prepend_path+0x25f/0x320
[<ffffffff81219a15>] d_path+0xe5/0x150
[<ffffffff810879c8>] __warn+0xd8/0x100
[<ffffffff81087a4f>] warn_slowpath_fmt+0x5f/0x80
[<ffffffff8121986f>] prepend_path+0x25f/0x320
[<ffffffff81219a15>] d_path+0xe5/0x150
[<ffffffff812726f5>] proc_pid_readlink+0xa5/0x100
[<ffffffff81206deb>] SyS_readlinkat+0x10b/0x140
[<ffffffff816b4fc9>] system_call_fastpath+0x16/0x1b

WARNING: CPU: 7 PID: 7463 at fs/dcache.c:2891 prepend_path+0x25f/0x320
Root dentry has weird name <>
------------[ cut here ]------------
WARNING: CPU: 7 PID: 7463 at fs/dcache.c:2891 prepend_path+0x25f/0x320
Root dentry has weird name <>
Modules linked in: veth tcp_diag inet_diag binfmt_misc nf_conntrack_netlink nfnetlink br_netfilter bridge stp llc overlay(T) devlink ebtable_filter ebtables target_core_mod openvswitch nf_nat_ipv6 ip6t_REJECT nf_reject_ipv6 nf_conntrack_ipv6 nf_defrag_ipv6 ip6table_filter ip6_tables xt_nat ipt_MASQUERADE nf_nat_masquerade_ipv4 xt_addrtype iptable_nat nf_nat_ipv4 nf_nat ipt_REJECT nf_reject_ipv4 nf_conntrack_ipv4 nf_defrag_ipv4 xt_comment xt_conntrack nf_conntrack xt_multiport iptable_filter sunrpc loop dm_mirror dm_region_hash dm_log nvidia_drm(POE) nvidia_modeset(POE) nvidia(POE) skx_edac coretemp intel_rapl iosf_mbi kvm_intel kvm iTCO_wdt iTCO_vendor_support irqbypass crc32_pclmul ghash_clmulni_intel aesni_intel lrw gf128mul glue_helper ablk_helper cryptd dm_mod pcspkr joydev sg i2c_i801
mei_me lpc_ich mei shpchp ipmi_si ipmi_devintf ipmi_msghandler nfit libnvdimm acpi_power_meter ip_tables xfs libcrc32c sd_mod crc_t10dif crct10dif_generic nouveau ast video mxm_wmi i2c_algo_bit drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops ttm drm ahci crct10dif_pclmul crct10dif_common libahci crc32c_intel megaraid_sas i40e libata i2c_core ptp pps_core wmi
CPU: 7 PID: 7463 Comm: titanagent Kdump: loaded Tainted: P        W  OE  ------------ T 3.10.0-862.el7.x86_64 #1
Hardware name: Inspur SA5212M5/YZMB-00882-102, BIOS 4.0.9 01/05/2019
Call Trace:
[<ffffffff8bf0d768>] dump_stack+0x19/0x1b
[<ffffffff8b8916d8>] __warn+0xd8/0x100
[<ffffffff8b89175f>] warn_slowpath_fmt+0x5f/0x80
[<ffffffff8ba349cf>] prepend_path+0x25f/0x320
[<ffffffff8ba34b75>] d_path+0xe5/0x150
[<ffffffff8ba92b05>] proc_pid_readlink+0xa5/0x100
[<ffffffff8ba210f1>] SyS_readlinkat+0x111/0x150
[<ffffffff8ba2114b>] SyS_readlink+0x1b/0x20
Modules linked in: veth tcp_diag inet_diag binfmt_misc nf_conntrack_netlink nfnetlink br_netfilter bridge stp llc overlay(T) devlink ebtable_filter ebtables target_core_mod openvswitch nf_nat_ipv6 ip6t_REJECT nf_reject_ipv6 nf_conntrack_ipv6 nf_defrag_ipv6 ip6table_filter ip6_tables xt_nat ipt_MASQUERADE nf_nat_masquerade_ipv4 xt_addrtype iptable_nat nf_nat_ipv4 nf_nat ipt_REJECT nf_reject_ipv4 nf_conntrack_ipv4 nf_defrag_ipv4 xt_comment xt_conntrack nf_conntrack xt_multiport iptable_filter sunrpc loop dm_mirror dm_region_hash dm_log nvidia_drm(POE) nvidia_modeset(POE) nvidia(POE) skx_edac coretemp intel_rapl iosf_mbi kvm_intel kvm iTCO_wdt iTCO_vendor_support irqbypass crc32_pclmul ghash_clmulni_intel aesni_intel lrw gf128mul glue_helper ablk_helper cryptd dm_mod pcspkr joydev sg i2c_i801 mei_me lpc_ich mei shpchp ipmi_si ipmi_devintf ipmi_msghandler nfit libnvdimm acpi_power_meter ip_tables xfs libcrc32c sd_mod crc_t10dif crct10dif_generic nouveau ast video mxm_wmi i2c_algo_bit drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops ttm drm ahci crct10dif_pclmul crct10dif_common libahci crc32c_intel megaraid_sas i40e libata i2c_core ptp pps_core wmi
CPU: 7 PID: 7463 Comm: titanagent Kdump: loaded Tainted: P        W  OE  ------------ T 3.10.0-862.el7.x86_64 #1
Hardware name: Inspur SA5212M5/YZMB-00882-102, BIOS 4.0.9 01/05/2019
Call Trace:
 [<ffffffff8bf0d768>] dump_stack+0x19/0x1b
 [<ffffffff8b8916d8>] __warn+0xd8/0x100
 [<ffffffff8b89175f>] warn_slowpath_fmt+0x5f/0x80
 [<ffffffff8ba349cf>] prepend_path+0x25f/0x320
 [<ffffffff8ba34b75>] d_path+0xe5/0x150
 [<ffffffff8ba92b05>] proc_pid_readlink+0xa5/0x100
[<ffffffff8bf1f7d5>] system_call_fastpath+0x1c/0x21
 [<ffffffff8ba210f1>] SyS_readlinkat+0x111/0x150
 [<ffffffff8ba2114b>] SyS_readlink+0x1b/0x20
 [<ffffffff8bf1f7d5>] system_call_fastpath+0x1c/0x21

WARNING: CPU: 9 PID: 8733 at fs/dcache.c:2891 prepend_path+0x25f/0x320
Root dentry has weird name <>
Modules linked in: binfmt_misc arc4 md4 nf_tables(T) vxlan ip6_udp_tunnel udp_tunnel xt_set ip_set_hash_ipportip ip_set_bitmap_port ip_set_hash_ipportnet ip_set_hash_ipport ip_set dummy ip_vs_sh ip_vs_wrr ip_vs_rr ip_vs rpcsec_gss_krb5 nfsv4 nfs fscache xt_comment xt_mark veth xt_nat nf_conntrack_netlink nfnetlink xt_addrtype br_netfilter xt_CHECKSUM iptable_mangle ipt_MASQUERADE nf_nat_masquerade_ipv4 iptable_nat nf_nat_ipv4 nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack ipt_REJECT nf_reject_ipv4 tun bridge stp llc ebtable_filter ebtables nls_utf8 cifs ccm dns_resolver ip6table_filter ip6_tables iptable_filter devlink overlay(T) vmw_vsock_vmci_transport vsock ext4 mbcache jbd2 iosf_mbi crc32_pclmul ghash_clmulni_intel aesni_intel lrw gf128mul glue_helper ablk_helper
cryptd nfit ppdev vmw_balloon joydev libnvdimm pcspkr sg i2c_piix4 parport_pc parport vmw_vmci shpchp nfsd auth_rpcgss nfs_acl lockd grace sunrpc ip_tables xfs libcrc32c sr_mod cdrom sd_mod crc_t10dif crct10dif_generic ata_generic pata_acpi vmwgfx drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops ttm drm ata_piix crct10dif_pclmul crct10dif_common crc32c_intel libata mptspi e1000 scsi_transport_spi mptscsih serio_raw mptbase i2c_core dm_mirror dm_region_hash dm_log dm_mod
CPU: 9 PID: 8733 Comm: kubelet Kdump: loaded Tainted: G        W      ------------ T 3.10.0-862.el7.x86_64 #1
Hardware name: VMware, Inc. VMware Virtual Platform/440BX Desktop Reference Platform, BIOS 6.00 07/28/2017
Call Trace:
[<ffffffff87d0d768>] dump_stack+0x19/0x1b
[<ffffffff876916d8>] __warn+0xd8/0x100
[<ffffffff8769175f>] warn_slowpath_fmt+0x5f/0x80
[<ffffffff878349cf>] prepend_path+0x25f/0x320
[<ffffffff87834b75>] d_path+0xe5/0x150
br-69f2a1ba1ba5: port 3(veth0afd594) entered blocking state
br-69f2a1ba1ba5: port 3(veth0afd594) entered disabled state
device veth0afd594 entered promiscuous mode
IPv6: ADDRCONF(NETDEV_UP): veth0afd594: link is not ready
br-69f2a1ba1ba5: port 3(veth0afd594) entered blocking state
br-69f2a1ba1ba5: port 3(veth0afd594) entered forwarding state
br-69f2a1ba1ba5: port 3(veth0afd594) entered disabled state
IPVS: Creating netns size=2048 id=11619
IPv6: ADDRCONF(NETDEV_CHANGE): veth0afd594: link becomes ready
br-69f2a1ba1ba5: port 3(veth0afd594) entered blocking state
br-69f2a1ba1ba5: port 3(veth0afd594) entered forwarding state
br-69f2a1ba1ba5: port 3(veth0afd594) entered disabled state
br-69f2a1ba1ba5: port 3(veth0afd594) entered disabled state
device veth0afd594 left promiscuous mode
br-69f2a1ba1ba5: port 3(veth0afd594) entered disabled state
------------[ cut here ]------------
WARNING: CPU: 0 PID: 1585 at fs/dcache.c:2891 prepend_path+0x25f/0x320
Root dentry has weird name <>
Modules linked in: binfmt_misc arc4 md4 nf_tables(T) vxlan ip6_udp_tunnel udp_tunnel xt_set ip_set_hash_ipportip ip_set_bitmap_port ip_set_hash_ipportnet ip_set_hash_ipport ip_set dummy ip_vs_sh ip_vs_wrr ip_vs_rr ip_vs rpcsec_gss_krb5 nfsv4 nfs fscache xt_comment xt_mark veth xt_nat nf_conntrack_netlink nfnetlink xt_addrtype br_netfilter xt_CHECKSUM iptable_mangle ipt_MASQUERADE nf_nat_masquerade_ipv4 iptable_nat nf_nat_ipv4 nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack ipt_REJECT nf_reject_ipv4 tun bridge stp llc ebtable_filter ebtables nls_utf8 cifs ccm dns_resolver ip6table_filter ip6_tables iptable_filter devlink overlay(T) vmw_vsock_vmci_transport vsock ext4 mbcache jbd2 iosf_mbi crc32_pclmul ghash_clmulni_intel aesni_intel lrw gf128mul glue_helper ablk_helper
cryptd nfit ppdev vmw_balloon joydev libnvdimm pcspkr sg i2c_piix4 parport_pc parport vmw_vmci shpchp nfsd auth_rpcgss nfs_acl lockd grace sunrpc ip_tables xfs libcrc32c sr_mod cdrom sd_mod crc_t10dif crct10dif_generic ata_generic pata_acpi vmwgfx drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops ttm drm ata_piix crct10dif_pclmul crct10dif_common crc32c_intel libata mptspi e1000 scsi_transport_spi mptscsih serio_raw mptbase i2c_core dm_mirror dm_region_hash dm_log dm_mod
CPU: 0 PID: 1585 Comm: kubelet Kdump: loaded Tainted: G        W      ------------ T 3.10.0-862.el7.x86_64 #1
Hardware name: VMware, Inc. VMware Virtual Platform/440BX Desktop Reference Platform, BIOS 6.00 07/28/2017
Call Trace:
[<ffffffff87d0d768>] dump_stack+0x19/0x1b
[<ffffffff876916d8>] __warn+0xd8/0x100
[<ffffffff8769175f>] warn_slowpath_fmt+0x5f/0x80
[<ffffffff878349cf>] prepend_path+0x25f/0x320
[<ffffffff87834b75>] d_path+0xe5/0x150
[<ffffffff87892b05>] proc_pid_readlink+0xa5/0x100
[<ffffffff878210f1>] SyS_readlinkat+0x111/0x150
[<ffffffff87d1f7d5>] system_call_fastpath+0x1c/0x21

WARNING: CPU: 18 PID: 217122 at fs/dcache.c:2811 prepend_path+0x25f/0x320
Root dentry has weird name <>
Modules linked in: nvidia_uvm(OE) binfmt_misc xt_multiport xt_set iptable_mangle iptable_raw ip_set_hash_ip ip_set_hash_net ip_set ipip tunnel4 ip_tunnel nf_conntrack_netlink nfnetlink xt_statistic ipt_REJECT nf_reject_ipv4 fuse cfg80211 rfkill ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6_tables xt_comment xt_mark veth tcp_diag inet_diag xt_nat ipt_MASQUERADE nf_nat_masquerade_ipv4 iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 xt_addrtype iptable_filter xt_conntrack nf_nat nf_conntrack br_netfilter bridge 8021q garp mrp stp llc overlay(T) dm_mirror dm_region_hash dm_log dm_mod nvidia_drm(POE) nvidia_modeset(POE) nvidia(POE) skx_edac edac_core coretemp intel_rapl iosf_mbi kvm_intel kvm ext4 irqbypass crc32_pclmul mbcache jbd2 ghash_clmulni_intel aesni_intel
lrw gf128mul glue_helper ablk_helper cryptd iTCO_wdt iTCO_vendor_support sg pcspkr joydev mei_me mei i2c_i801 lpc_ich shpchp ipmi_si ipmi_devintf ipmi_msghandler nfit libnvdimm acpi_power_meter ip_tables xfs libcrc32c sd_mod crc_t10dif crct10dif_generic ast i2c_algo_bit drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops crct10dif_pclmul ttm crct10dif_common crc32c_intel i40e drm ahci libahci megaraid_sas libata ptp i2c_core pps_core wmi
CPU: 18 PID: 217122 Comm: titanagent Tainted: P    B   W  OE  ------------ T 3.10.0-693.el7.x86_64 #1
Hardware name: Inspur SA5212M5/YZMB-00882-102, BIOS 4.0.3 03/29/2018
ffff8810429abda0 000000007399ae22 ffff8810429abd50 ffffffff816a3d91
ffff8810429abd90 ffffffff810879c8 00000afb00000000 ffff8810429abe90
ffff88083338fda0 ffff8810429abe88 000000000000003f ffff88083338fd80
Call Trace:
[<ffffffff816a3d91>] dump_stack+0x19/0x1b
[<ffffffff810879c8>] __warn+0xd8/0x100
[<ffffffff81087a4f>] warn_slowpath_fmt+0x5f/0x80
[<ffffffff8121986f>] prepend_path+0x25f/0x320
[<ffffffff81219a15>] d_path+0xe5/0x150
[<ffffffff812726f5>] proc_pid_readlink+0xa5/0x100
[<ffffffff81206deb>] SyS_readlinkat+0x10b/0x140
[<ffffffff81206e3b>] SyS_readlink+0x1b/0x20
[<ffffffff8121986f>] prepend_path+0x25f/0x320
[<ffffffff81219a15>] d_path+0xe5/0x150
[<ffffffff812726f5>] proc_pid_readlink+0xa5/0x100
[<ffffffff81206deb>] SyS_readlinkat+0x10b/0x140
[<ffffffff81206e3b>] SyS_readlink+0x1b/0x20
[<ffffffff816b4fc9>] system_call_fastpath+0x16/0x1b

WARNING: CPU: 4 PID: 46334 at fs/dcache.c:2811 prepend_path+0x25f/0x320
Root dentry has weird name <>
Modules linked in: binfmt_misc cfg80211 rfkill xt_set xt_multiport iptable_mangle iptable_raw ip_set_hash_net ip_set_hash_ip ip_set ipip tunnel4 ip_tunnel rbd libceph dns_resolver nf_conntrack_netlink nfnetlink xt_statistic ipt_REJECT nf_reject_ipv4 ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6_tables fuse xt_comment xt_mark veth tcp_diag inet_diag xt_nat ipt_MASQUERADE nf_nat_masquerade_ipv4 iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 xt_addrtype iptable_filter xt_conntrack nf_nat nf_conntrack br_netfilter bridge 8021q garp mrp stp llc overlay(T) dm_mirror dm_region_hash dm_log dm_mod nvidia_drm(POE) nvidia_modeset(POE) nvidia(POE) skx_edac edac_core ext4 coretemp intel_rapl iosf_mbi kvm_intel mbcache jbd2 kvm irqbypass crc32_pclmul ghash_clmulni_intel aesni_intel
lrw gf128mul glue_helper ablk_helper cryptd iTCO_wdt iTCO_vendor_support sg pcspkr joydev mei_me i2c_i801 lpc_ich mei shpchp ipmi_si ipmi_devintf ipmi_msghandler nfit libnvdimm acpi_power_meter ip_tables xfs libcrc32c sd_mod crc_t10dif crct10dif_generic ast i2c_algo_bit drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops ttm drm crct10dif_pclmul i40e crct10dif_common ahci crc32c_intel megaraid_sas libahci libata ptp i2c_core pps_core wmi
CPU: 4 PID: 46334 Comm: titanagent Tainted: P        W  OE  ------------ T 3.10.0-693.el7.x86_64 #1
Hardware name: Inspur SA5212M5/YZMB-00882-102, BIOS 4.0.3 03/29/2018
ffff880d687e7da0 00000000fd8dd96b ffff880d687e7d50 ffffffff816a3d91
ffff880d687e7d90 ffffffff810879c8 00000afb00000000 ffff880d687e7e90
ffff88085e178620 ffff880d687e7e88 000000000000003f ffff88085e178600
Call Trace:
[<ffffffff816a3d91>] dump_stack+0x19/0x1b
[<ffffffff810879c8>] __warn+0xd8/0x100
[<ffffffff81087a4f>] warn_slowpath_fmt+0x5f/0x80
[<ffffffff8121986f>] prepend_path+0x25f/0x320
[<ffffffff81219a15>] d_path+0xe5/0x150
Call Trace:
[<ffffffff816a3d91>] dump_stack+0x19/0x1b
[<ffffffff810879c8>] __warn+0xd8/0x100
[<ffffffff81087a4f>] warn_slowpath_fmt+0x5f/0x80
[<ffffffff8121986f>] prepend_path+0x25f/0x320
[<ffffffff81219a15>] d_path+0xe5/0x150
[<ffffffff812726f5>] proc_pid_readlink+0xa5/0x100
[<ffffffff81206deb>] SyS_readlinkat+0x10b/0x140
[<ffffffff81206e3b>] SyS_readlink+0x1b/0x20
[<ffffffff816b4fc9>] system_call_fastpath+0x16/0x1b

WARNING: CPU: 1 PID: 29713 at fs/dcache.c:2891 prepend_path+0x25f/0x320
Root dentry has weird name <>
Modules linked in: vmsec_nfq(OE) nfring(OE) nfnetlink_queue vmsecmod(OE) nf_conntrack_ipv6 nf_defrag_ipv6 syshook_linux(OE) xt_nat veth nf_conntrack_netlink xt_addrtype br_netfilter overlay(T) xt_NFQUEUE nfnetlink_log nfnetlink xt_CHECKSUM iptable_mangle ipt_MASQUERADE nf_nat_masquerade_ipv4 iptable_nat nf_nat_ipv4 nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack ipt_REJECT nf_reject_ipv4 tun bridge stp llc ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter devlink vmw_vsock_vmci_transport vsock sunrpc iosf_mbi crc32_pclmul ghash_clmulni_intel aesni_intel ppdev lrw gf128mul glue_helper ablk_helper cryptd vmw_balloon pcspkr nfit joydev sg libnvdimm parport_pc parport vmw_vmci i2c_piix4 shpchp ip_tables xfs libcrc32c sr_mod cdrom ata_generic pata_acpi sd_mod
crc_t10dif crct10dif_generic vmwgfx drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops ttm drm ata_piix libata mptsas scsi_transport_sas crct10dif_pclmul mptscsih crct10dif_common i2c_core crc32c_intel mptbase serio_raw vmxnet3 dm_mirror dm_region_hash dm_log dm_mod [last unloaded: vmsec_nfq]
CPU: 1 PID: 29713 Comm: ProcessInfoScan Kdump: loaded Tainted: G        W  OE  ------------ T 3.10.0-862.el7.x86_64 #1
Hardware name: VMware, Inc. VMware Virtual Platform/440BX Desktop Reference Platform, BIOS 6.00 04/05/2016
Call Trace:
[<ffffffffbeb0d768>] dump_stack+0x19/0x1b
[<ffffffffbe4916d8>] __warn+0xd8/0x100
[<ffffffffbe49175f>] warn_slowpath_fmt+0x5f/0x80
[<ffffffffbe6349cf>] prepend_path+0x25f/0x320
[<ffffffffbe634b75>] d_path+0xe5/0x150
------------[ cut here ]------------
WARNING: CPU: 7 PID: 29713 at fs/dcache.c:2891 prepend_path+0x25f/0x320
Root dentry has weird name <>
Modules linked in: vmsec_nfq(OE) nfring(OE) nfnetlink_queue vmsecmod(OE) nf_conntrack_ipv6 nf_defrag_ipv6 syshook_linux(OE) xt_nat veth nf_conntrack_netlink xt_addrtype br_netfilter overlay(T) xt_NFQUEUE nfnetlink_log nfnetlink xt_CHECKSUM iptable_mangle ipt_MASQUERADE nf_nat_masquerade_ipv4 iptable_nat nf_nat_ipv4 nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack ipt_REJECT nf_reject_ipv4 tun bridge stp llc ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter devlink vmw_vsock_vmci_transport vsock sunrpc iosf_mbi crc32_pclmul ghash_clmulni_intel aesni_intel ppdev lrw gf128mul glue_helper ablk_helper cryptd vmw_balloon pcspkr nfit joydev sg libnvdimm parport_pc parport vmw_vmci i2c_piix4 shpchp ip_tables xfs libcrc32c sr_mod cdrom ata_generic pata_acpi sd_mod
crc_t10dif crct10dif_generic vmwgfx drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops ttm drm ata_piix libata mptsas scsi_transport_sas crct10dif_pclmul mptscsih crct10dif_common i2c_core crc32c_intel mptbase serio_raw vmxnet3 dm_mirror dm_region_hash dm_log dm_mod [last unloaded: vmsec_nfq]
CPU: 7 PID: 29713 Comm: ProcessInfoScan Kdump: loaded Tainted: G        W  OE  ------------ T 3.10.0-862.el7.x86_64 #1
Hardware name: VMware, Inc. VMware Virtual Platform/440BX Desktop Reference Platform, BIOS 6.00 04/05/2016
Call Trace:
[<ffffffffbeb0d768>] dump_stack+0x19/0x1b
[<ffffffffbe4916d8>] __warn+0xd8/0x100
[<ffffffffbe49175f>] warn_slowpath_fmt+0x5f/0x80
[<ffffffffbe6349cf>] prepend_path+0x25f/0x320
[<ffffffffbe634b75>] d_path+0xe5/0x150
[<ffffffffbe692b05>] proc_pid_readlink+0xa5/0x100
[<ffffffffbe6210f1>] SyS_readlinkat+0x111/0x150
[<ffffffffbe62114b>] SyS_readlink+0x1b/0x20
[<ffffffffbeb1f7d5>] system_call_fastpath+0x1c/0x21

WARNING: CPU: 1 PID: 1222 at fs/dcache.c:2811 prepend_path+0x25f/0x320
Root dentry has weird name <>
Modules linked in: igb_uio(OE) uio xt_nat veth nf_conntrack_netlink xt_addrtype br_netfilter overlay(T) xt_CHECKSUM ipt_MASQUERADE nf_nat_masquerade_ipv4 tun binfmt_misc ip6t_rpfilter ipt_REJECT nf_reject_ipv4 ip6t_REJECT nf_reject_ipv6 xt_conntrack ip_set nfnetlink ebtable_nat ebtable_broute bridge stp llc ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_mangle ip6table_security ip6table_raw iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack libcrc32c iptable_mangle iptable_security iptable_raw ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter vmw_vsock_vmci_transport vsock dm_mirror dm_region_hash dm_log dm_mod sb_edac edac_core coretemp iosf_mbi crc32_pclmul ghash_clmulni_intel aesni_intel ppdev vmw_balloon lrw gf128mul glue_helper
ablk_helper pcspkr cryptd joydev nfit vmxnet3 libnvdimm sg vmw_vmci parport_pc shpchp parport i2c_piix4 nfsd auth_rpcgss nfs_acl lockd grace sunrpc ip_tables ext4 mbcache jbd2 sr_mod cdrom sd_mod crc_t10dif crct10dif_generic ata_generic pata_acpi vmwgfx drm_kms_helper mptspi scsi_transport_spi syscopyarea sysfillrect sysimgblt mptscsih fb_sys_fops crct10dif_pclmul crct10dif_common ttm crc32c_intel mptbase serio_raw e1000 drm ata_piix libata i2c_core floppy
CPU: 1 PID: 1222 Comm: logAgent Tainted: G        W  OE  ------------ T 3.10.0-693.el7.x86_64 #1
Hardware name: VMware, Inc. VMware Virtual Platform/440BX Desktop Reference Platform, BIOS 6.00 04/05/2016
ffff88041b763db0 00000000f87d7250 ffff88041b763d60 ffffffff816a3d91
ffff88041b763da0 ffffffff810879c8 00000afb00000000 ffff88041b763ea0
ffff8804063e1820 ffff88041b763e98 0000000000000080 ffff8804063e1800
Call Trace:
[<ffffffff816a3d91>] dump_stack+0x19/0x1b
[<ffffffff810879c8>] __warn+0xd8/0x100
[<ffffffff81087a4f>] warn_slowpath_fmt+0x5f/0x80
[<ffffffff8121986f>] prepend_path+0x25f/0x320
[<ffffffff81219a15>] d_path+0xe5/0x150
[<ffffffff812726f5>] proc_pid_readlink+0xa5/0x100
[<ffffffff81206deb>] SyS_readlinkat+0x10b/0x140
[<ffffffff816b4fc9>] system_call_fastpath+0x16/0x1b
[<ffffffff816a3d91>] dump_stack+0x19/0x1b
[<ffffffff810879c8>] __warn+0xd8/0x100
[<ffffffff81087a4f>] warn_slowpath_fmt+0x5f/0x80
[<ffffffff8121986f>] prepend_path+0x25f/0x320
[<ffffffff81219a15>] d_path+0xe5/0x150
[<ffffffff812726f5>] proc_pid_readlink+0xa5/0x100
[<ffffffff81206deb>] SyS_readlinkat+0x10b/0x140
[<ffffffff816b4fc9>] system_call_fastpath+0x16/0x1b

WARNING: CPU: 23 PID: 119000 at fs/dcache.c:2891 prepend_path+0x25f/0x320
Root dentry has weird name <>
Modules linked in: tcp_diag inet_diag cfg80211 rfkill veth ipt_MASQUERADE nf_nat_masquerade_ipv4 nf_conntrack_netlink xt_addrtype br_netfilter overlay(T) mpt2sas raid_class scsi_transport_sas mptctl mptbase xt_nat xt_mark ip6t_rpfilter ipt_REJECT nf_reject_ipv4 ip6t_REJECT nf_reject_ipv6 xt_conntrack ip_set nfnetlink ebtable_nat ebtable_broute bridge stp llc ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_mangle ip6table_security ip6table_raw iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_mangle iptable_security iptable_raw ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter dell_rbu iTCO_wdt iTCO_vendor_support dcdbas mxm_wmi sb_edac intel_powerclamp coretemp intel_rapl iosf_mbi kvm_intel kvm irqbypass crc32_pclmul
ghash_clmulni_intel aesni_intel lrw gf128mul glue_helper ablk_helper cryptd sg pcspkr mei_me mei lpc_ich shpchp ipmi_si ipmi_devintf ipmi_msghandler wmi acpi_power_meter ip_tables xfs libcrc32c sd_mod crc_t10dif crct10dif_generic mgag200 i2c_algo_bit drm_kms_helper syscopyarea sysfillrect sysimgblt ahci fb_sys_fops ttm libahci drm crct10dif_pclmul crct10dif_common crc32c_intel libata tg3 megaraid_sas i2c_core ptp pps_core dm_mirror dm_region_hash dm_log dm_mod
CPU: 23 PID: 119000 Comm: apps.plugin Kdump: loaded Tainted: G        W      ------------ T 3.10.0-862.el7.x86_64 #1
Hardware name: Dell Inc. PowerEdge R730xd/, BIOS 2.6.0 10/26/2017
Call Trace:
[<ffffffff9a50d768>] dump_stack+0x19/0x1b
[<ffffffff99e916d8>] __warn+0xd8/0x100
[<ffffffff99e9175f>] warn_slowpath_fmt+0x5f/0x80
[<ffffffff9a0349cf>] prepend_path+0x25f/0x320
[<ffffffff9a034b75>] d_path+0xe5/0x150
[<ffffffff9a092b05>] proc_pid_readlink+0xa5/0x100
Hardware name: Dell Inc. PowerEdge R730xd/, BIOS 2.6.0 10/26/2017
Call Trace:
[<ffffffff9a50d768>] dump_stack+0x19/0x1b
[<ffffffff99e916d8>] __warn+0xd8/0x100
[<ffffffff99e9175f>] warn_slowpath_fmt+0x5f/0x80
[<ffffffff9a0349cf>] prepend_path+0x25f/0x320
[<ffffffff9a034b75>] d_path+0xe5/0x150
[<ffffffff9a092b05>] proc_pid_readlink+0xa5/0x100
[<ffffffff9a0210f1>] SyS_readlinkat+0x111/0x150
[<ffffffff9a02114b>] SyS_readlink+0x1b/0x20
[<ffffffff9a51f7d5>] system_call_fastpath+0x1c/0x21

WARNING: CPU: 29 PID: 58867 at fs/dcache.c:2811 prepend_path+0x25f/0x320
Root dentry has weird name <>
Modules linked in: xt_physdev xt_NFLOG xt_limit vxlan ip6_udp_tunnel udp_tunnel ip6table_mangle ip6t_MASQUERADE nf_nat_masquerade_ipv6 cambricon_drv(OE) vhost_net vhost macvtap macvlan xt_CHECKSUM tun ebtable_filter ebtables ip6table_filter nfnetlink_queue nfnetlink_log bluetooth rfkill isofs uas usb_storage rdma_rxe(OE) io_filter(OE) xt_recent ipt_rpfilter ipip tunnel4 ip_tunnel xt_statistic ipt_REJECT nf_reject_ipv4 xt_nat nfsv3 nfs_acl rpcsec_gss_krb5 auth_rpcgss nfsv4 dns_resolver nfs lockd grace fscache mmfs26(OE) mmfslinux(OE) tracedev(OE) xt_multiport iptable_raw ip_set_hash_ip ip_set_hash_net veth xt_set ip_set_hash_ipportip ip_set_bitmap_port ip_set_hash_ipportnet ip_set_hash_ipport ip_set dummy ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6_tables iptable_mangle
xt_comment xt_mark xt_conntrack ipt_MASQUERADE nf_nat_masquerade_ipv4 nf_conntrack_netlink nfnetlink xt_addrtype iptable_filter iptable_nat nf_nat_ipv4 nf_nat overlay(T) bonding knem(OE) rdma_ucm(OE) ib_ucm(OE) rdma_cm(OE) iw_cm(OE) ib_ipoib(OE) ib_cm(OE) ib_uverbs(OE) ib_umad(OE) mlx5_fpga_tools(OE) mlx4_en(OE) mlx4_ib(OE) mlx4_core(OE) sunrpc dm_mirror dm_region_hash dm_log dm_mod skx_edac edac_core coretemp vfat intel_rapl fat iosf_mbi kvm_intel kvm ext4 irqbypass crc32_pclmul ghash_clmulni_intel mbcache aesni_intel jbd2 lrw gf128mul glue_helper ablk_helper cryptd iTCO_wdt iTCO_vendor_support pcspkr sg joydev mei_me mei lpc_ich shpchp i2c_i801 wmi ipmi_si ipmi_devintf ipmi_msghandler nfit libnvdimm acpi_power_meter br_netfilter bridge stp llc nf_conntrack_ipv4 nf_defrag_ipv4 ip_vs_sh
ip_vs_wrr ip_vs_rr ip_vs binfmt_misc nf_conntrack ip_tables xfs libcrc32c mlx5_ib(OE) ib_core(OE) sd_mod crc_t10dif crct10dif_generic ast crct10dif_pclmul drm_kms_helper crct10dif_common crc32c_intel igb syscopyarea sysfillrect sysimgblt fb_sys_fops i40e ttm drm megaraid_sas dca mlx5_core(OE) ahci mlxfw(OE) i2c_algo_bit devlink libahci mlx_compat(OE) libata ptp pps_core i2c_core [last unloaded: cambricon_drv]
CPU: 29 PID: 58867 Comm: kubelet Tainted: G        W  OE  ------------ T 3.10.0-693.el7.x86_64 #1
Hardware name: Inspur NF5468M5/YZMB-01130-10C, BIOS 4.1.14 03/27/2020
ffff88726efc7db0 0000000009bcef07 ffff88726efc7d60 ffffffff816a3d91
ffff88726efc7da0 ffffffff810879c8 00000afb00000000 ffff88726efc7ea0
ffff8829f76ec7a0 ffff88726efc7e98 0000000000000080 ffff8829f76ec780
Call Trace:
[<ffffffff816a3d91>] dump_stack+0x19/0x1b
[<ffffffff810879c8>] __warn+0xd8/0x100
[<ffffffff81087a4f>] warn_slowpath_fmt+0x5f/0x80
[<ffffffff8121986f>] prepend_path+0x25f/0x320
[<ffffffff81219a15>] d_path+0xe5/0x150
[<ffffffff812726f5>] proc_pid_readlink+0xa5/0x100
[<ffffffff81206deb>] SyS_readlinkat+0x10b/0x140
[<ffffffff816b4fc9>] system_call_fastpath+0x16/0x1b
[<ffffffff81087a4f>] warn_slowpath_fmt+0x5f/0x80
[<ffffffff8121986f>] prepend_path+0x25f/0x320
[<ffffffff81219a15>] d_path+0xe5/0x150
[<ffffffff812726f5>] proc_pid_readlink+0xa5/0x100
[<ffffffff81206deb>] SyS_readlinkat+0x10b/0x140
[<ffffffff816b4fc9>] system_call_fastpath+0x16/0x1b
[<ffffffff81206deb>] SyS_readlinkat+0x10b/0x140
[<ffffffff816b4fc9>] system_call_fastpath+0x16/0x1b
[<ffffffff81206deb>] SyS_readlinkat+0x10b/0x140
[<ffffffff816b4fc9>] system_call_fastpath+0x16/0x1b

WARNING: CPU: 26 PID: 43957 at fs/dcache.c:2891 prepend_path+0x25f/0x320
Root dentry has weird name <>
Modules linked in: tcp_diag inet_diag binfmt_misc veth xt_nat nf_conntrack_netlink nfnetlink xt_addrtype br_netfilter overlay(T) xt_CHECKSUM iptable_mangle ipt_MASQUERADE nf_nat_masquerade_ipv4 iptable_nat nf_nat_ipv4 nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack ipt_REJECT nf_reject_ipv4 tun bridge stp llc ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter devlink rpcrdma sunrpc ib_isert iscsi_target_mod ib_iser libiscsi scsi_transport_iscsi ib_srpt target_core_mod ib_srp scsi_transport_srp scsi_tgt ib_ipoib rdma_ucm ib_ucm ib_uverbs ib_umad rdma_cm ib_cm iw_cm skx_edac intel_powerclamp coretemp intel_rapl iosf_mbi kvm_intel kvm irqbypass crc32_pclmul ghash_clmulni_intel aesni_intel lrw gf128mul glue_helper ablk_helper iTCO_wdt i40iw iTCO_vendor_support
cryptd ipmi_ssif ib_core sg cdc_ether pcspkr usbnet mii joydev ipmi_si wmi ipmi_devintf ipmi_msghandler mei_me shpchp i2c_i801 nfit lpc_ich mei acpi_power_meter libnvdimm acpi_pad ip_tables xfs libcrc32c sd_mod crc_t10dif crct10dif_generic mgag200 i2c_algo_bit crct10dif_pclmul crct10dif_common drm_kms_helper crc32c_intel syscopyarea sysfillrect sysimgblt fb_sys_fops ttm ahci drm libahci i40e tg3 megaraid_sas libata ptp i2c_core pps_core dm_mirror dm_region_hash dm_log dm_mod
CPU: 26 PID: 43957 Comm: lsof Kdump: loaded Tainted: G        W      ------------ T 3.10.0-862.el7.x86_64 #1
Hardware name: Lenovo ThinkSystem SR650 -[7X06CTO1WW]-/-[7X06CTO1WW]-, BIOS -[IVE126O-1.41]- 10/30/2018
Call Trace:
[<ffffffffb370d768>] dump_stack+0x19/0x1b
[<ffffffffb30916d8>] __warn+0xd8/0x100
[<ffffffffb309175f>] warn_slowpath_fmt+0x5f/0x80
[<ffffffffb32349cf>] prepend_path+0x25f/0x320
[<ffffffffb3234b75>] d_path+0xe5/0x150
[<ffffffffb3292b05>] proc_pid_readlink+0xa5/0x100
[<ffffffffb32210f1>] SyS_readlinkat+0x111/0x150
[<ffffffffb322114b>] SyS_readlink+0x1b/0x20
[<ffffffffb32349cf>] prepend_path+0x25f/0x320
[<ffffffffb3234b75>] d_path+0xe5/0x150
[<ffffffffb3292b05>] proc_pid_readlink+0xa5/0x100
[<ffffffffb32210f1>] SyS_readlinkat+0x111/0x150
[<ffffffffb322114b>] SyS_readlink+0x1b/0x20
[<ffffffffb371f7d5>] system_call_fastpath+0x1c/0x21

WARNING: CPU: 3 PID: 24586 at fs/dcache.c:2891 prepend_path+0x25f/0x320
Root dentry has weird name <>
Modules linked in: vsock_diag vsock sctp_diag sctp udp_diag unix_diag af_packet_diag netlink_diag binfmt_misc xt_nat veth xt_conntrack ipt_MASQUERADE nf_nat_masquerade_ipv4 nf_conntrack_netlink nfnetlink xt_addrtype iptable_filter iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack libcrc32c br_netfilter bridge stp llc overlay(T) tcp_diag inet_diag iptable_mangle dm_mirror dm_region_hash dm_log dm_mod iosf_mbi crc32_pclmul iTCO_wdt iTCO_vendor_support ppdev ghash_clmulni_intel aesni_intel lrw gf128mul glue_helper ablk_helper cryptd pcspkr joydev virtio_balloon i2c_i801 lpc_ich parport_pc parport shpchp ip_tables ext4 mbcache jbd2 virtio_console virtio_net virtio_blk cirrus drm_kms_helper ahci syscopyarea sysfillrect sysimgblt fb_sys_fops libahci ttm crct10dif_pclmul
crct10dif_common libata crc32c_intel drm serio_raw i2c_core virtio_pci virtio_ring virtio
CPU: 3 PID: 24586 Comm: noah-client Kdump: loaded Tainted: G        W      ------------ T 3.10.0-862.el7.x86_64 #1
Hardware name: Baidu Cloud Baidu Cloud BCC, BIOS rel-1.11.2-0-gf9626ccb91-prebuilt.qemu-project.org 04/01/2014
Call Trace:
[<ffffffff8c50d768>] dump_stack+0x19/0x1b
[<ffffffff8be916d8>] __warn+0xd8/0x100
[<ffffffff8be9175f>] warn_slowpath_fmt+0x5f/0x80
[<ffffffff8c0349cf>] prepend_path+0x25f/0x320
[<ffffffff8c034b75>] d_path+0xe5/0x150
[<ffffffff8c092b05>] proc_pid_readlink+0xa5/0x100
[<ffffffff8c0210f1>] SyS_readlinkat+0x111/0x150
[<ffffffff8be916d8>] __warn+0xd8/0x100
[<ffffffff8be9175f>] warn_slowpath_fmt+0x5f/0x80
[<ffffffff8c0349cf>] prepend_path+0x25f/0x320
[<ffffffff8c034b75>] d_path+0xe5/0x150
[<ffffffff8c092b05>] proc_pid_readlink+0xa5/0x100
[<ffffffff8c0210f1>] SyS_readlinkat+0x111/0x150
[<ffffffff8c51f7d5>] system_call_fastpath+0x1c/0x21

WARNING: CPU: 5 PID: 31327 at fs/dcache.c:2811 prepend_path+0x25f/0x320
Root dentry has weird name <>
Modules linked in: udp_diag ip_vs_rr xt_ipvs ip_vs xt_REDIRECT nf_nat_redirect vxlan ip6_udp_tunnel udp_tunnel iptable_mangle xt_mark binfmt_misc tcp_diag inet_diag xt_nat nfsv3 nfs fscache veth xt_conntrack ipt_MASQUERADE nf_nat_masquerade_ipv4 nf_conntrack_netlink nfnetlink xt_addrtype iptable_filter iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack libcrc32c br_netfilter bridge stp llc overlay(T) dm_mirror dm_region_hash dm_log dm_mod ppdev edac_core iosf_mbi crc32_pclmul ghash_clmulni_intel aesni_intel lrw gf128mul glue_helper ablk_helper cryptd joydev virtio_balloon pcspkr parport_pc parport shpchp i2c_piix4 nfsd auth_rpcgss nfs_acl lockd grace sunrpc ip_tables ext4 mbcache jbd2 ata_generic virtio_net virtio_console virtio_blk pata_acpi cirrus drm_kms_helper
syscopyarea sysfillrect sysimgblt fb_sys_fops ttm ata_piix drm libata crct10dif_pclmul crct10dif_common crc32c_intel serio_raw virtio_pci virtio_ring i2c_core virtio floppy
CPU: 5 PID: 31327 Comm: titanagent Tainted: G        W      ------------ T 3.10.0-693.el7.x86_64 #1
Hardware name: OpenStack Foundation OpenStack Nova, BIOS rel-1.10.2-0-g5f4c7b1-20181220_000000-szxrtosci10000 04/01/2014
ffff88003d013da0 00000000d3145d21 ffff88003d013d50 ffffffff816a3d91
ffff88003d013d90 ffffffff810879c8 00000afb00000000 ffff88003d013e90
ffff88080b231520 ffff88003d013e88 000000000000003f ffff88080b231500
Call Trace:
[<ffffffff816a3d91>] dump_stack+0x19/0x1b
[<ffffffff810879c8>] __warn+0xd8/0x100
[<ffffffff81087a4f>] warn_slowpath_fmt+0x5f/0x80
[<ffffffff8121986f>] prepend_path+0x25f/0x320
[<ffffffff81219a15>] d_path+0xe5/0x150
[<ffffffff816a3d91>] dump_stack+0x19/0x1b
[<ffffffff810879c8>] __warn+0xd8/0x100
[<ffffffff81087a4f>] warn_slowpath_fmt+0x5f/0x80
[<ffffffff8121986f>] prepend_path+0x25f/0x320
[<ffffffff81219a15>] d_path+0xe5/0x150
[<ffffffff812726f5>] proc_pid_readlink+0xa5/0x100
[<ffffffff81206deb>] SyS_readlinkat+0x10b/0x140
[<ffffffff81206e3b>] SyS_readlink+0x1b/0x20
[<ffffffff816b4fc9>] system_call_fastpath+0x16/0x1b

WARNING: CPU: 1 PID: 1723 at fs/dcache.c:2811 prepend_path+0x25f/0x320
Root dentry has weird name <>
Modules linked in: udp_diag binfmt_misc tcp_diag inet_diag vmsec_nfq(OE) nfnetlink_log nfnetlink_queue bluetooth rfkill xt_nat veth ipt_MASQUERADE nf_nat_masquerade_ipv4 nf_conntrack_netlink nfnetlink iptable_nat nf_nat_ipv4 xt_addrtype iptable_filter xt_conntrack nf_nat br_netfilter bridge stp llc overlay(T) nf_conntrack_ipv4 nf_defrag_ipv4 nf_conntrack ext4 mbcache jbd2 edac_core iosf_mbi crc32_pclmul ghash_clmulni_intel aesni_intel lrw gf128mul ppdev glue_helper ablk_helper cryptd joydev sg pcspkr shpchp virtio_balloon parport_pc parport i2c_piix4 ip_tables xfs libcrc32c sr_mod sd_mod cdrom crc_t10dif crct10dif_generic ata_generic pata_acpi virtio_net virtio_console virtio_scsi pv_channel(OE) cirrus drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops ttm ata_piix drm crct10dif_pclmul
crct10dif_common libata crc32c_intel virtio_pci serio_raw virtio_ring i2c_core virtio floppy dm_mirror dm_region_hash dm_log dm_mod [last unloaded: vmsec_nfq]
CPU: 1 PID: 1723 Comm: titanagent Tainted: G    B   W  OE  ------------ T 3.10.0-693.el7.x86_64 #1
Hardware name: OpenStack Foundation OpenStack Nova, BIOS rel-1.10.2-0-g5f4c7b1-20180921_191058-build10b184b164b178 04/01/2014
ffff8805abbcfda0 000000007e78bc34 ffff8805abbcfd50 ffffffff816a3d91
ffff8805abbcfd90 ffffffff810879c8 00000afb00000000 ffff8805abbcfe90
ffff88081f4df220 ffff8805abbcfe88 000000000000003f ffff88081f4df200
Call Trace:
[<ffffffff816a3d91>] dump_stack+0x19/0x1b
[<ffffffff810879c8>] __warn+0xd8/0x100
[<ffffffff81087a4f>] warn_slowpath_fmt+0x5f/0x80
[<ffffffff8121986f>] prepend_path+0x25f/0x320
[<ffffffff81219a15>] d_path+0xe5/0x150
[<ffffffff812726f5>] proc_pid_readlink+0xa5/0x100
[<ffffffff81206deb>] SyS_readlinkat+0x10b/0x140
[<ffffffff810879c8>] __warn+0xd8/0x100
[<ffffffff81087a4f>] warn_slowpath_fmt+0x5f/0x80
[<ffffffff8121986f>] prepend_path+0x25f/0x320
[<ffffffff81219a15>] d_path+0xe5/0x150
[<ffffffff812726f5>] proc_pid_readlink+0xa5/0x100
[<ffffffff81206deb>] SyS_readlinkat+0x10b/0x140
[<ffffffff81206e3b>] SyS_readlink+0x1b/0x20
[<ffffffff816b4fc9>] system_call_fastpath+0x16/0x1b

WARNING: CPU: 15 PID: 2624 at fs/dcache.c:2891 prepend_path+0x25f/0x320
Root dentry has weird name <>
Modules linked in: ip6t_rpfilter ipt_REJECT nf_reject_ipv4 ip6t_REJECT nf_reject_ipv6 ip_set ebtable_nat ebtable_broute ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_mangle ip6table_security ip6table_raw iptable_mangle iptable_security iptable_raw ebtable_filter ebtables sctp_diag sctp tcp_diag udp_diag inet_diag ip6table_filter ip6_tables xt_nat veth ipt_MASQUERADE nf_nat_masquerade_ipv4 nf_conntrack_netlink nfnetlink iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 xt_addrtype iptable_filter xt_conntrack nf_nat nf_conntrack br_netfilter bridge stp llc overlay(T) sunrpc sb_edac intel_powerclamp coretemp intel_rapl iosf_mbi kvm_intel kvm joydev irqbypass crc32_pclmul ghash_clmulni_intel aesni_intel mxm_wmi iTCO_wdt lrw gf128mul ipmi_ssif sg iTCO_vendor_support
glue_helper pcspkr ablk_helper cryptd i2c_i801 lpc_ich wmi ipmi_si ipmi_devintf ipmi_msghandler shpchp ioatdma mei_me mei acpi_pad acpi_power_meter ip_tables xfs libcrc32c sd_mod crc_t10dif crct10dif_generic ast drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops ttm drm ahci igb libahci crct10dif_pclmul crct10dif_common libata crc32c_intel ptp pps_core dca i2c_algo_bit i2c_core dm_mirror dm_region_hash dm_log dm_mod
CPU: 15 PID: 2624 Comm: apps.plugin Kdump: loaded Tainted: G        W      ------------ T 3.10.0-862.el7.x86_64 #1
Hardware name: NULL NULL/NULL, BIOS 4.1.8 03/11/2016
Call Trace:
[<ffffffffa750d768>] dump_stack+0x19/0x1b
[<ffffffffa6e916d8>] __warn+0xd8/0x100
[<ffffffffa6e9175f>] warn_slowpath_fmt+0x5f/0x80
[<ffffffffa70349cf>] prepend_path+0x25f/0x320
[<ffffffffa7034b75>] d_path+0xe5/0x150
[<ffffffffa6e916d8>] __warn+0xd8/0x100
[<ffffffffa6e9175f>] warn_slowpath_fmt+0x5f/0x80
[<ffffffffa70349cf>] prepend_path+0x25f/0x320
[<ffffffffa7034b75>] d_path+0xe5/0x150
[<ffffffffa7092b05>] proc_pid_readlink+0xa5/0x100
[<ffffffffa70210f1>] SyS_readlinkat+0x111/0x150
[<ffffffffa702114b>] SyS_readlink+0x1b/0x20
[<ffffffffa751f7d5>] system_call_fastpath+0x1c/0x21

WARNING: CPU: 2 PID: 18683 at fs/dcache.c:2891 prepend_path+0x25f/0x320
Root dentry has weird name <>
Modules linked in: gsch(OE) redirfs(OE) xt_nat veth nf_conntrack_netlink nfnetlink xt_addrtype br_netfilter xt_CHECKSUM iptable_mangle ipt_MASQUERADE nf_nat_masquerade_ipv4 iptable_nat nf_nat_ipv4 nf_nat xt_conntrack ipt_REJECT nf_reject_ipv4 tun bridge stp llc ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter devlink dinet(OE) tcp_diag udp_diag inet_diag difile(OE) overlay(T) dsa_filter(POE) sunrpc ppdev virtio_balloon sg parport_pc joydev parport pcspkr i2c_piix4 nf_conntrack_ipv4 nf_defrag_ipv4 nf_conntrack ip_tables xfs libcrc32c sr_mod cdrom ata_generic pata_acpi virtio_net virtio_console virtio_blk cirrus drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops ttm ata_piix drm libata i2c_core virtio_pci floppy virtio_ring serio_raw virtio dm_mirror dm_region_hash
dm_log dm_mod
CPU: 2 PID: 18683 Comm: netstat Kdump: loaded Tainted: P        W  OE  ------------ T 3.10.0-862.el7.x86_64 #1
Hardware name: Red Hat KVM, BIOS 1.11.0-2.el7 04/01/2014
Call Trace:
[<ffffffff90d0d768>] dump_stack+0x19/0x1b
[<ffffffff906916d8>] __warn+0xd8/0x100
[<ffffffff9069175f>] warn_slowpath_fmt+0x5f/0x80
[<ffffffff908349cf>] prepend_path+0x25f/0x320
[<ffffffff90834b75>] d_path+0xe5/0x150
[<ffffffff90892b05>] proc_pid_readlink+0xa5/0x100
[<ffffffff908210f1>] SyS_readlinkat+0x111/0x150
[<ffffffff9069175f>] warn_slowpath_fmt+0x5f/0x80
[<ffffffff908349cf>] prepend_path+0x25f/0x320
[<ffffffff90834b75>] d_path+0xe5/0x150
[<ffffffff90892b05>] proc_pid_readlink+0xa5/0x100
[<ffffffff908210f1>] SyS_readlinkat+0x111/0x150
[<ffffffff9082114b>] SyS_readlink+0x1b/0x20
[<ffffffff90d1f7d5>] system_call_fastpath+0x1c/0x21
[<ffffffff90d1f721>] ? system_call_after_swapgs+0xae/0x146

WARNING: CPU: 0 PID: 12504 at fs/dcache.c:2891 prepend_path+0x25f/0x320
Root dentry has weird name <>
Modules linked in: ext4 mbcache jbd2 rbd libceph dns_resolver veth ipt_REJECT nf_reject_ipv4 xt_statistic xt_nat ip_set ip_vs_sh ip_vs_wrr ip_vs_rr ip_vs iptable_mangle xt_comment xt_mark vxlan ip6_udp_tunnel udp_tunnel xt_conntrack ipt_MASQUERADE nf_nat_masquerade_ipv4 xt_addrtype iptable_nat nf_nat_ipv4 nf_nat br_netfilter bridge stp llc overlay(T) lockd grace binfmt_misc tcp_diag udp_diag inet_diag nf_conntrack_netlink nfnetlink nf_conntrack_ipv4 nf_defrag_ipv4 nf_conntrack_ftp nf_conntrack ip6table_filter ip6_tables iptable_filter vmw_vsock_vmci_transport vsock sunrpc sb_edac coretemp iosf_mbi crc32_pclmul ghash_clmulni_intel aesni_intel lrw gf128mul ppdev glue_helper ablk_helper cryptd vmw_balloon joydev sg pcspkr parport_pc vmw_vmci parport i2c_piix4 shpchp ip_tables xfs libcrc32c
sr_mod cdrom ata_generic pata_acpi vmwgfx drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops ttm sd_mod crc_t10dif crct10dif_generic drm crct10dif_pclmul crct10dif_common crc32c_intel serio_raw ata_piix libata vmxnet3 vmw_pvscsi i2c_core dm_mirror dm_region_hash dm_log dm_mod
CPU: 0 PID: 12504 Comm: flux_app Kdump: loaded Tainted: G        W      ------------ T 3.10.0-862.el7.x86_64 #1
Hardware name: VMware, Inc. VMware Virtual Platform/440BX Desktop Reference Platform, BIOS 6.00 09/21/2015
Call Trace:
[<ffffffff9150d768>] dump_stack+0x19/0x1b
[<ffffffff90e916d8>] __warn+0xd8/0x100
[<ffffffff90e9175f>] warn_slowpath_fmt+0x5f/0x80
[<ffffffff910349cf>] prepend_path+0x25f/0x320
[<ffffffff91034b75>] d_path+0xe5/0x150
[<ffffffff91092b05>] proc_pid_readlink+0xa5/0x100
[<ffffffff910210f1>] SyS_readlinkat+0x111/0x150
------------[ cut here ]------------
WARNING: CPU: 1 PID: 12504 at fs/dcache.c:2891 prepend_path+0x25f/0x320
Root dentry has weird name <>
Modules linked in: ext4 mbcache jbd2 rbd libceph dns_resolver veth ipt_REJECT nf_reject_ipv4 xt_statistic xt_nat ip_set ip_vs_sh ip_vs_wrr ip_vs_rr ip_vs iptable_mangle xt_comment xt_mark vxlan ip6_udp_tunnel udp_tunnel xt_conntrack ipt_MASQUERADE nf_nat_masquerade_ipv4 xt_addrtype iptable_nat nf_nat_ipv4 nf_nat br_netfilter bridge stp llc overlay(T) lockd grace binfmt_misc tcp_diag udp_diag inet_diag nf_conntrack_netlink nfnetlink nf_conntrack_ipv4 nf_defrag_ipv4 nf_conntrack_ftp nf_conntrack ip6table_filter ip6_tables iptable_filter vmw_vsock_vmci_transport vsock sunrpc sb_edac coretemp iosf_mbi crc32_pclmul ghash_clmulni_intel aesni_intel lrw gf128mul ppdev glue_helper ablk_helper cryptd vmw_balloon joydev sg pcspkr parport_pc vmw_vmci parport i2c_piix4 shpchp ip_tables xfs libcrc32c
sr_mod cdrom ata_generic pata_acpi vmwgfx drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops ttm sd_mod crc_t10dif crct10dif_generic drm crct10dif_pclmul crct10dif_common crc32c_intel serio_raw ata_piix libata vmxnet3 vmw_pvscsi i2c_core dm_mirror dm_region_hash dm_log dm_mod
CPU: 1 PID: 12504 Comm: flux_app Kdump: loaded Tainted: G        W      ------------ T 3.10.0-862.el7.x86_64 #1
Hardware name: VMware, Inc. VMware Virtual Platform/440BX Desktop Reference Platform, BIOS 6.00 09/21/2015
Call Trace:
[<ffffffff9150d768>] dump_stack+0x19/0x1b
[<ffffffff90e916d8>] __warn+0xd8/0x100
[<ffffffff90e9175f>] warn_slowpath_fmt+0x5f/0x80
[<ffffffff910349cf>] prepend_path+0x25f/0x320
[<ffffffff91034b75>] d_path+0xe5/0x150
[<ffffffff91092b05>] proc_pid_readlink+0xa5/0x100
[<ffffffff910210f1>] SyS_readlinkat+0x111/0x150
[<ffffffff9102114b>] SyS_readlink+0x1b/0x20
[<ffffffff9151f7d5>] system_call_fastpath+0x1c/0x21