[etherlab-users] Help : Unable to insert module ec_mini.ko

Harsimran singh harsimran2201 at gmail.com
Sun Apr 24 09:26:25 CEST 2016 

Hello ,

I am using ethercat-1.5.2. I am able to compile ec_mini.ko module , but
when i try to insert module ec_mini.ko using "insmod ec_mini.ko" i get
kernel crash messages in system log as follows :



 Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.798972] ec_mini: Starting...
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.798977] EtherCAT: Requesting
master 0...
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.798981] EtherCAT:
Successfully requested master 0.
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.798983] ec_mini: Registering
domain...
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.798992] Configuring PDOs for
synapticon_slave...
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.799000] ec_mini: Registering
PDO entries...
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.799004] ec_mini: Activating
master...
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.799009] EtherCAT 0: Domain0:
Logical address 0x00000000, 26 byte, expected working counter 3.
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.799012] EtherCAT 0:
Datagram domain0-0-main: Logical offset 0x00000000, 26 byte, type LRW.
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.799117] EtherCAT 0: Master
thread exited.
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.799122] EtherCAT 0: Starting
EtherCAT-OP thread.
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.799173] ec_mini: Starting
cyclic sample thread.
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.799176] EtherCAT WARNING 0:
1 datagram UNMATCHED!
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.799177] ec_mini: Started.
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837111] ------------[ cut
here ]------------
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837163] WARNING: CPU: 2 PID:
0 at /build/linux-AxjFAn/linux-4.2.0/security/apparmor/net.c:367
aa_sock_msg_perm+0xac/0x140()
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837169] AppArmor WARN
aa_sock_msg_perm: ((((preempt_count() & ((((1UL << (4))-1) << ((0 + 8) +
8)) | (((1UL << (8))-1) << (0 + 8)) | (((1UL << (1))-1) << (((0 + 8) + 8) +
4))))))):
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837174] Modules linked in:
ec_mini(OE) ec_generic(OE) ec_master(OE) nfnetlink_queue nfnetlink_log
nfnetlink bluetooth iptable_filter ip_tables ip6table_filter ip6_tables
x_tables drbg ansi_cprng ctr ccm nls_iso8859_1 joydev intel_rapl iosf_mbi
x86_pkg_temp_thermal snd_hda_codec_hdmi uvcvideo intel_powerclamp coretemp
videobuf2_vmalloc kvm_intel kvm arc4 videobuf2_memops crct10dif_pclmul
videobuf2_core crc32_pclmul v4l2_common snd_hda_codec_conexant
ghash_clmulni_intel videodev snd_hda_codec_generic iwldvm cryptd media
snd_hda_intel mac80211 thinkpad_acpi snd_hda_codec input_leds iwlwifi
snd_seq_midi serio_raw snd_seq_midi_event snd_hda_core snd_hwdep
snd_rawmidi nvram snd_pcm cfg80211 lpc_ich rtsx_pci_ms memstick snd_seq
mei_me snd_seq_device mei shpchp snd_timer snd soundcore mac_hid parport_pc
ppdev lp parport autofs4 rtsx_pci_sdmmc i915 psmouse i2c_algo_bit
drm_kms_helper drm atl1c ahci sdhci_pci libahci rtsx_pci sdhci wmi video
[last unloaded: ec_mini]
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837328] CPU: 2 PID: 0 Comm:
swapper/2 Tainted: G        W  OE   4.2.0-16-generic #19-Ubuntu
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837331] Hardware name:
LENOVO 12983QG/12983QG, BIOS 8NET33WW (1.17 ) 03/09/2012
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837333]  0000000000000000
545f407bdc846e5f ffff88023fa83b78 ffffffff817e8c09
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837336]  0000000000000000
ffff88023fa83bd0 ffff88023fa83bb8 ffffffff8107b3c6
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837338]  0000000000000235
ffff880057ec1400 ffff88023fa83d58 0000000000000020
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837342] Call Trace:
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837345]  <IRQ>
[<ffffffff817e8c09>] dump_stack+0x45/0x57
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837377]
[<ffffffff8107b3c6>] warn_slowpath_common+0x86/0xc0
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837382]
[<ffffffff8107b455>] warn_slowpath_fmt+0x55/0x70
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837385]
[<ffffffff813729cc>] aa_sock_msg_perm+0xac/0x140
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837402]
[<ffffffff81367821>] apparmor_socket_recvmsg+0x21/0x30
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837411]
[<ffffffff8132870f>] security_socket_recvmsg+0x4f/0x80
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837426]
[<ffffffff816c6f01>] sock_recvmsg+0x21/0x50
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837429]
[<ffffffff816c7071>] kernel_recvmsg+0x61/0x80
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837446]
[<ffffffffc04ac4df>] ec_gen_device_poll+0xaf/0xe0 [ec_generic]
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837455]
[<ffffffffc0632120>] ? check_domain1_state+0xa0/0xa0 [ec_mini]
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837458]
[<ffffffffc04ac525>] ec_gen_poll+0x15/0x20 [ec_generic]
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837485]
[<ffffffffc07d1a8e>] ec_device_poll+0x1e/0x20 [ec_master]
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837498]
[<ffffffffc07e90d5>] ecrt_master_receive+0x25/0x150 [ec_master]
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837501]
[<ffffffffc0632120>] ? check_domain1_state+0xa0/0xa0 [ec_mini]
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837503]
[<ffffffffc0632141>] cyclic_task+0x21/0x40 [ec_mini]
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837509]
[<ffffffff810e5209>] call_timer_fn+0x39/0xf0
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837512]
[<ffffffffc0632120>] ? check_domain1_state+0xa0/0xa0 [ec_mini]
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837515]
[<ffffffff810e5c41>] run_timer_softirq+0x221/0x2d0
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837521]
[<ffffffff8107f836>] __do_softirq+0xf6/0x250
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837524]
[<ffffffff8107fb03>] irq_exit+0xa3/0xb0
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837530]
[<ffffffff817f26c6>] smp_apic_timer_interrupt+0x46/0x60
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837533]
[<ffffffff817f085b>] apic_timer_interrupt+0x6b/0x70
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837534]  <EOI>
[<ffffffff8168692d>] ? cpuidle_enter_state+0x12d/0x270
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837544]
[<ffffffff8168690b>] ? cpuidle_enter_state+0x10b/0x270
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837547]
[<ffffffff81686aa7>] cpuidle_enter+0x17/0x20
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837550]
[<ffffffff810bd432>] call_cpuidle+0x32/0x60
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837552]
[<ffffffff81686a83>] ? cpuidle_select+0x13/0x20
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837553]
[<ffffffff810bd6c8>] cpu_startup_entry+0x268/0x320
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837560]
[<ffffffff8104d343>] start_secondary+0x183/0x1c0
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837563] ---[ end trace
d011135107067da6 ]---
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837565] ------------[ cut
here ]------------
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837570] WARNING: CPU: 2 PID:
0 at /build/linux-AxjFAn/linux-4.2.0/security/apparmor/net.c:258
aa_sk_perm.isra.4+0x12f/0x140()
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837573] AppArmor WARN
aa_sk_perm: ((((preempt_count() & ((((1UL << (4))-1) << ((0 + 8) + 8)) |
(((1UL << (8))-1) << (0 + 8)) | (((1UL << (1))-1) << (((0 + 8) + 8) +
4))))))):
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837576] Modules linked in:
ec_mini(OE) ec_generic(OE) ec_master(OE) nfnetlink_queue nfnetlink_log
nfnetlink bluetooth iptable_filter ip_tables ip6table_filter ip6_tables
x_tables drbg ansi_cprng ctr ccm nls_iso8859_1 joydev intel_rapl iosf_mbi
x86_pkg_temp_thermal snd_hda_codec_hdmi uvcvideo intel_powerclamp coretemp
videobuf2_vmalloc kvm_intel kvm arc4 videobuf2_memops crct10dif_pclmul
videobuf2_core crc32_pclmul v4l2_common snd_hda_codec_conexant
ghash_clmulni_intel videodev snd_hda_codec_generic iwldvm cryptd media
snd_hda_intel mac80211 thinkpad_acpi snd_hda_codec input_leds iwlwifi
snd_seq_midi serio_raw snd_seq_midi_event snd_hda_core snd_hwdep
snd_rawmidi nvram snd_pcm cfg80211 lpc_ich rtsx_pci_ms memstick snd_seq
mei_me snd_seq_device mei shpchp snd_timer snd soundcore mac_hid parport_pc
ppdev lp parport autofs4 rtsx_pci_sdmmc i915 psmouse i2c_algo_bit
drm_kms_helper drm atl1c ahci sdhci_pci libahci rtsx_pci sdhci wmi video
[last unloaded: ec_mini]
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837627] CPU: 2 PID: 0 Comm:
swapper/2 Tainted: G        W  OE   4.2.0-16-generic #19-Ubuntu
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837628] Hardware name:
LENOVO 12983QG/12983QG, BIOS 8NET33WW (1.17 ) 03/09/2012
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837629]  0000000000000000
545f407bdc846e5f ffff88023fa83b48 ffffffff817e8c09
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837631]  0000000000000000
ffff88023fa83ba0 ffff88023fa83b88 ffffffff8107b3c6
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837633]  66666666663c5b20
ffff880057ec1400 ffff88021a4ac000 0000000000000020
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837636] Call Trace:
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837637]  <IRQ>
[<ffffffff817e8c09>] dump_stack+0x45/0x57
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837645]
[<ffffffff8107b3c6>] warn_slowpath_common+0x86/0xc0
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837648]
[<ffffffff8107b455>] warn_slowpath_fmt+0x55/0x70
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837650]
[<ffffffff8137229f>] aa_sk_perm.isra.4+0x12f/0x140
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837652]
[<ffffffff8137297e>] aa_sock_msg_perm+0x5e/0x140
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837656]
[<ffffffff81367821>] apparmor_socket_recvmsg+0x21/0x30
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837660]
[<ffffffff8132870f>] security_socket_recvmsg+0x4f/0x80
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837662]
[<ffffffff816c6f01>] sock_recvmsg+0x21/0x50
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837665]
[<ffffffff816c7071>] kernel_recvmsg+0x61/0x80
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837672]
[<ffffffffc04ac4df>] ec_gen_device_poll+0xaf/0xe0 [ec_generic]
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837675]
[<ffffffffc0632120>] ? check_domain1_state+0xa0/0xa0 [ec_mini]
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837678]
[<ffffffffc04ac525>] ec_gen_poll+0x15/0x20 [ec_generic]
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837688]
[<ffffffffc07d1a8e>] ec_device_poll+0x1e/0x20 [ec_master]
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837698]
[<ffffffffc07e90d5>] ecrt_master_receive+0x25/0x150 [ec_master]
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837700]
[<ffffffffc0632120>] ? check_domain1_state+0xa0/0xa0 [ec_mini]
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837703]
[<ffffffffc0632141>] cyclic_task+0x21/0x40 [ec_mini]
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837705]
[<ffffffff810e5209>] call_timer_fn+0x39/0xf0
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837707]
[<ffffffffc0632120>] ? check_domain1_state+0xa0/0xa0 [ec_mini]
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837709]
[<ffffffff810e5c41>] run_timer_softirq+0x221/0x2d0
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837711]
[<ffffffff8107f836>] __do_softirq+0xf6/0x250
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837713]
[<ffffffff8107fb03>] irq_exit+0xa3/0xb0
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837716]
[<ffffffff817f26c6>] smp_apic_timer_interrupt+0x46/0x60
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837721]
[<ffffffff817f085b>] apic_timer_interrupt+0x6b/0x70
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837722]  <EOI>
[<ffffffff8168692d>] ? cpuidle_enter_state+0x12d/0x270
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837726]
[<ffffffff8168690b>] ? cpuidle_enter_state+0x10b/0x270
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837728]
[<ffffffff81686aa7>] cpuidle_enter+0x17/0x20
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837730]
[<ffffffff810bd432>] call_cpuidle+0x32/0x60
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837732]
[<ffffffff81686a83>] ? cpuidle_select+0x13/0x20
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837734]
[<ffffffff810bd6c8>] cpu_startup_entry+0x268/0x320
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837738]
[<ffffffff8104d343>] start_secondary+0x183/0x1c0
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837739] ---[ end trace
d011135107067da7 ]---
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837765] ------------[ cut
here ]------------
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837767] WARNING: CPU: 2 PID:
0 at /build/linux-AxjFAn/linux-4.2.0/security/apparmor/net.c:367
aa_sock_msg_perm+0xac/0x140()
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837769] AppArmor WARN
aa_sock_msg_perm: ((((preempt_count() & ((((1UL << (4))-1) << ((0 + 8) +
8)) | (((1UL << (8))-1) << (0 + 8)) | (((1UL << (1))-1) << (((0 + 8) + 8) +
4))))))):
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837769] Modules linked in:
ec_mini(OE) ec_generic(OE) ec_master(OE) nfnetlink_queue nfnetlink_log
nfnetlink bluetooth iptable_filter ip_tables ip6table_filter ip6_tables
x_tables drbg ansi_cprng ctr ccm nls_iso8859_1 joydev intel_rapl iosf_mbi
x86_pkg_temp_thermal snd_hda_codec_hdmi uvcvideo intel_powerclamp coretemp
videobuf2_vmalloc kvm_intel kvm arc4 videobuf2_memops crct10dif_pclmul
videobuf2_core crc32_pclmul v4l2_common snd_hda_codec_conexant
ghash_clmulni_intel videodev snd_hda_codec_generic iwldvm cryptd media
snd_hda_intel mac80211 thinkpad_acpi snd_hda_codec input_leds iwlwifi
snd_seq_midi serio_raw snd_seq_midi_event snd_hda_core snd_hwdep
snd_rawmidi nvram snd_pcm cfg80211 lpc_ich rtsx_pci_ms memstick snd_seq
mei_me snd_seq_device mei shpchp snd_timer snd soundcore mac_hid parport_pc
ppdev lp parport autofs4 rtsx_pci_sdmmc i915 psmouse i2c_algo_bit
drm_kms_helper drm atl1c ahci sdhci_pci libahci rtsx_pci sdhci wmi video
[last unloaded: ec_mini]
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837811] CPU: 2 PID: 0 Comm:
swapper/2 Tainted: G        W  OE   4.2.0-16-generic #19-Ubuntu
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837814] Hardware name:
LENOVO 12983QG/12983QG, BIOS 8NET33WW (1.17 ) 03/09/2012
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837816]  0000000000000000
545f407bdc846e5f ffff88023fa83b78 ffffffff817e8c09
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837819]  0000000000000000
ffff88023fa83bd0 ffff88023fa83bb8 ffffffff8107b3c6
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837821]  ffff880065b4cec0
ffff880057ec1400 ffff88023fa83d58 0000000000000020
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837823] Call Trace:
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837824]  <IRQ>
[<ffffffff817e8c09>] dump_stack+0x45/0x57
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837829]
[<ffffffff8107b3c6>] warn_slowpath_common+0x86/0xc0
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837831]
[<ffffffff8107b455>] warn_slowpath_fmt+0x55/0x70
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837839]
[<ffffffff816cf87a>] ? consume_skb+0x5a/0x70
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837844]
[<ffffffff813729cc>] aa_sock_msg_perm+0xac/0x140
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837848]
[<ffffffff81367821>] apparmor_socket_recvmsg+0x21/0x30
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837853]
[<ffffffff8132870f>] security_socket_recvmsg+0x4f/0x80
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837856]
[<ffffffff816c6f01>] sock_recvmsg+0x21/0x50
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837859]
[<ffffffff816c7071>] kernel_recvmsg+0x61/0x80
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837863]
[<ffffffffc04ac4df>] ec_gen_device_poll+0xaf/0xe0 [ec_generic]
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837868]
[<ffffffffc04ac525>] ec_gen_poll+0x15/0x20 [ec_generic]
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837883]
[<ffffffffc07d1a8e>] ec_device_poll+0x1e/0x20 [ec_master]
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837889]
[<ffffffffc07e90d5>] ecrt_master_receive+0x25/0x150 [ec_master]
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837892]
[<ffffffffc0632120>] ? check_domain1_state+0xa0/0xa0 [ec_mini]
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837894]
[<ffffffffc0632141>] cyclic_task+0x21/0x40 [ec_mini]
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837896]
[<ffffffff810e5209>] call_timer_fn+0x39/0xf0
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837898]
[<ffffffffc0632120>] ? check_domain1_state+0xa0/0xa0 [ec_mini]
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837900]
[<ffffffff810e5c41>] run_timer_softirq+0x221/0x2d0
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837905]
[<ffffffff8107f836>] __do_softirq+0xf6/0x250
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837908]
[<ffffffff8107fb03>] irq_exit+0xa3/0xb0
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837910]
[<ffffffff817f26c6>] smp_apic_timer_interrupt+0x46/0x60
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837912]
[<ffffffff817f085b>] apic_timer_interrupt+0x6b/0x70
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837913]  <EOI>
[<ffffffff8168692d>] ? cpuidle_enter_state+0x12d/0x270
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837917]
[<ffffffff8168690b>] ? cpuidle_enter_state+0x10b/0x270
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837919]
[<ffffffff81686aa7>] cpuidle_enter+0x17/0x20
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837921]
[<ffffffff810bd432>] call_cpuidle+0x32/0x60
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837923]
[<ffffffff81686a83>] ? cpuidle_select+0x13/0x20
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837925]
[<ffffffff810bd6c8>] cpu_startup_entry+0x268/0x320
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837929]
[<ffffffff8104d343>] start_secondary+0x183/0x1c0
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837931] ---[ end trace
d011135107067da8 ]---
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837933] ------------[ cut
here ]------------
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837936] WARNING: CPU: 2 PID:
0 at /build/linux-AxjFAn/linux-4.2.0/security/apparmor/net.c:258
aa_sk_perm.isra.4+0x12f/0x140()
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837937] AppArmor WARN
aa_sk_perm: ((((preempt_count() & ((((1UL << (4))-1) << ((0 + 8) + 8)) |
(((1UL << (8))-1) << (0 + 8)) | (((1UL << (1))-1) << (((0 + 8) + 8) +
4))))))):
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837938] Modules linked in:
ec_mini(OE) ec_generic(OE) ec_master(OE) nfnetlink_queue nfnetlink_log
nfnetlink bluetooth iptable_filter ip_tables ip6table_filter ip6_tables
x_tables drbg ansi_cprng ctr ccm nls_iso8859_1 joydev intel_rapl iosf_mbi
x86_pkg_temp_thermal snd_hda_codec_hdmi uvcvideo intel_powerclamp coretemp
videobuf2_vmalloc kvm_intel kvm arc4 videobuf2_memops crct10dif_pclmul
videobuf2_core crc32_pclmul v4l2_common snd_hda_codec_conexant
ghash_clmulni_intel videodev snd_hda_codec_generic iwldvm cryptd media
snd_hda_intel mac80211 thinkpad_acpi snd_hda_codec input_leds iwlwifi
snd_seq_midi serio_raw snd_seq_midi_event snd_hda_core snd_hwdep
snd_rawmidi nvram snd_pcm cfg80211 lpc_ich rtsx_pci_ms memstick snd_seq
mei_me snd_seq_device mei shpchp snd_timer snd soundcore mac_hid parport_pc
ppdev lp parport autofs4 rtsx_pci_sdmmc i915 psmouse i2c_algo_bit
drm_kms_helper drm atl1c ahci sdhci_pci libahci rtsx_pci sdhci wmi video
[last unloaded: ec_mini]
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837976] CPU: 2 PID: 0 Comm:
swapper/2 Tainted: G        W  OE   4.2.0-16-generic #19-Ubuntu
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837977] Hardware name:
LENOVO 12983QG/12983QG, BIOS 8NET33WW (1.17 ) 03/09/2012
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837979]  0000000000000000
545f407bdc846e5f ffff88023fa83b48 ffffffff817e8c09
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837983]  0000000000000000
ffff88023fa83ba0 ffff88023fa83b88 ffffffff8107b3c6
Apr 21 06:40:26 newpc-ThinkPad kernel: [224425.837987]  66666666663c5b20
ffff880057ec1400 ffff88021a4ac000 0000000000000020



Can anyone help me out in this ? What can be the reason ?

Thanks


With Regards
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