Attachment 895463 Details for Bug 1096786 – dmesg 3.14.4-200.fc20.x86_64 with SCSI-fix-our-current-target-reap-infrastructure-v2 patch

dmesg 3.14.4-200.fc20.x86_64 with SCSI-fix-our-current-target-reap-infrastructure-v2 patch

dmesg-3.14.4-200.fc20.x86_64-with-SCSI-fix-our-current-target-reap-infrastructure-v2-patch (text/plain), 35.94 KB, created by poma on 2014-05-14 11:45:51 UTC

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Creator: poma

Created: 2014-05-14 11:45:51 UTC

Size: 35.94 KB

patch

obsolete

>
>...
>[  217.962171] usb 2-3: new high-speed USB device number 3 using ehci-pci
>[  218.080507] usb 2-3: New USB device found, idVendor=0ea0, idProduct=2168
>[  218.080528] usb 2-3: New USB device strings: Mfr=1, Product=2, SerialNumber=0
>[  218.080536] usb 2-3: Product: Flash Disk      
>[  218.080543] usb 2-3: Manufacturer: USB     
>[  218.147183] usb-storage 2-3:1.0: USB Mass Storage device detected
>[  218.147287] scsi8 : usb-storage 2-3:1.0
>[  218.147363] usbcore: registered new interface driver usb-storage
>[  219.153277] scsi 8:0:0:0: Direct-Access     USB      Flash Disk       2.00 PQ: 0 ANSI: 2
>[  219.153568] ------------[ cut here ]------------
>[  219.153599] WARNING: CPU: 3 PID: 6 at include/linux/kref.h:47 kobject_get+0x3e/0x50()
>[  219.153607] Modules linked in: usb_storage fuse netconsole ipt_MASQUERADE nf_conntrack_netbios_ns nf_conntrack_broadcast bnep bluetooth ip6t_rpfilter 6lowpan_iphc ip6t_REJECT cfg80211 rfkill xt_conntrack ebtable_nat ebtable_broute bridge stp llc ebtable_filter ebtables ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_mangle ip6table_security ip6table_raw ip6table_filter ip6_tables iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_mangle iptable_security iptable_raw it87 hwmon_vid mxl5007t af9013 ppdev dvb_usb_af9015 dvb_usb_v2 dvb_core rc_core snd_hda_codec_realtek snd_hda_codec_generic kvm_amd kvm tuner_simple tuner_types wm8775 tda9887 tda8290 tuner cx25840 nouveau microcode mxm_wmi video ttm drm_kms_helper snd_hda_intel snd_hda_codec drm serio_raw
>[  219.153945]  snd_hwdep snd_seq snd_seq_device snd_pcm ivtv tveeprom cx2341x parport_serial v4l2_common videodev snd_timer snd parport_pc media edac_core soundcore edac_mce_amd parport i2c_algo_bit shpchp i2c_nforce2 wmi acpi_cpufreq nfsd auth_rpcgss nfs_acl lockd sunrpc binfmt_misc raid1 ata_generic pata_acpi r8169 mii skge pata_amd ecryptfs encrypted_keys trusted tpm i2c_dev i2c_core
>[  219.154165] CPU: 3 PID: 6 Comm: kworker/u16:0 Not tainted 3.14.4-202.fc20.x86_64 #1
>[  219.154173] Hardware name: Gigabyte Technology Co., Ltd. M720-US3/M720-US3, BIOS F7n 09/07/2010
>[  219.154185] Workqueue: events_unbound async_run_entry_fn
>[  219.154194]  0000000000000000 00000000c0f4b6bd ffff880129b47cc8 ffffffff816ef1c2
>[  219.154216]  0000000000000000 ffff880129b47d00 ffffffff8108a1bd ffff8801250d3800
>[  219.154232]  ffff8800b74a0800 ffff8800b74a0828 ffff8800a4390000 0000000000000200
>[  219.154264] Call Trace:
>[  219.154280]  [<ffffffff816ef1c2>] dump_stack+0x45/0x56
>[  219.154294]  [<ffffffff8108a1bd>] warn_slowpath_common+0x7d/0xa0
>[  219.154305]  [<ffffffff8108a2ea>] warn_slowpath_null+0x1a/0x20
>[  219.154322]  [<ffffffff8135630e>] kobject_get+0x3e/0x50
>[  219.154333]  [<ffffffff81461ac7>] device_add+0x37/0x630
>[  219.154351]  [<ffffffff8149448a>] ? scsi_autopm_put_host+0x1a/0x20
>[  219.154364]  [<ffffffff81491b68>] scsi_sysfs_add_sdev+0x1f8/0x320
>[  219.154373]  [<ffffffff8149017b>] do_scan_async+0x7b/0x150
>[  219.154382]  [<ffffffff810b4469>] async_run_entry_fn+0x39/0x120
>[  219.154392]  [<ffffffff810a6886>] process_one_work+0x176/0x430
>[  219.154405]  [<ffffffff810a74db>] worker_thread+0x11b/0x3a0
>[  219.154415]  [<ffffffff810a73c0>] ? rescuer_thread+0x370/0x370
>[  219.154423]  [<ffffffff810ae211>] kthread+0xe1/0x100
>[  219.154431]  [<ffffffff810ae130>] ? insert_kthread_work+0x40/0x40
>[  219.154441]  [<ffffffff816ff4fc>] ret_from_fork+0x7c/0xb0
>[  219.154449]  [<ffffffff810ae130>] ? insert_kthread_work+0x40/0x40
>[  219.154456] ---[ end trace 39d97359a2ed7f06 ]---
>[  219.155549] sd 8:0:0:0: Attached scsi generic sg5 type 0
>[  219.165841] sd 8:0:0:0: [sde] Attached SCSI removable disk
>[  219.185104] BUG: unable to handle kernel NULL pointer dereference at           (null)
>[  219.185516] IP: [<ffffffff812630e2>] sysfs_kf_seq_show+0x62/0xf0
>[  219.185830] PGD 0 
>[  219.186137] Oops: 0000 [#1] SMP 
>[  219.186449] Modules linked in: usb_storage fuse netconsole ipt_MASQUERADE nf_conntrack_netbios_ns nf_conntrack_broadcast bnep bluetooth ip6t_rpfilter 6lowpan_iphc ip6t_REJECT cfg80211 rfkill xt_conntrack ebtable_nat ebtable_broute bridge stp llc ebtable_filter ebtables ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_mangle ip6table_security ip6table_raw ip6table_filter ip6_tables iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_mangle iptable_security iptable_raw it87 hwmon_vid mxl5007t af9013 ppdev dvb_usb_af9015 dvb_usb_v2 dvb_core rc_core snd_hda_codec_realtek snd_hda_codec_generic kvm_amd kvm tuner_simple tuner_types wm8775 tda9887 tda8290 tuner cx25840 nouveau microcode mxm_wmi video ttm drm_kms_helper snd_hda_intel snd_hda_codec drm serio_raw
>[  219.188606]  snd_hwdep snd_seq snd_seq_device snd_pcm ivtv tveeprom cx2341x parport_serial v4l2_common videodev snd_timer snd parport_pc media edac_core soundcore edac_mce_amd parport i2c_algo_bit shpchp i2c_nforce2 wmi acpi_cpufreq nfsd auth_rpcgss nfs_acl lockd sunrpc binfmt_misc raid1 ata_generic pata_acpi r8169 mii skge pata_amd ecryptfs encrypted_keys trusted tpm i2c_dev i2c_core
>[  219.190240] CPU: 0 PID: 5259 Comm: systemd-udevd Tainted: G        W    3.14.4-202.fc20.x86_64 #1
>[  219.190669] Hardware name: Gigabyte Technology Co., Ltd. M720-US3/M720-US3, BIOS F7n 09/07/2010
>[  219.191102] task: ffff88008254df00 ti: ffff880082714000 task.ti: ffff880082714000
>[  219.191998] RIP: 0010:[<ffffffff812630e2>]  [<ffffffff812630e2>] sysfs_kf_seq_show+0x62/0xf0
>[  219.192439] RSP: 0018:ffff880082715e28  EFLAGS: 00010212
>[  219.192877] RAX: 0000000000001000 RBX: ffff8800afdc93c0 RCX: 0000000000001000
>[  219.193323] RDX: ffff88011fb20000 RSI: ffff88008851ad20 RDI: ffff8800b74a0838
>[  219.193775] RBP: ffff880082715e38 R08: 0000000000001000 R09: ffff88012b003300
>[  219.194222] R10: ffffffff8120d5de R11: 0000000000000246 R12: 0000000000000000
>[  219.194672] R13: 0000000000000001 R14: ffff880082715f48 R15: ffff8800afdc93c0
>[  219.195128] FS:  00007fb1861a6880(0000) GS:ffff88012fc00000(0000) knlGS:0000000000000000
>[  219.195580] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[  219.196037] CR2: 0000000000000000 CR3: 00000000a41d0000 CR4: 00000000000007f0
>[  219.196499] Stack:
>[  219.196952]  0000000000000000 ffff880116c76700 ffff880082715e48 ffffffff81266183
>[  219.197419]  ffff880082715eb8 ffffffff8120d46a ffff880128e34160 00007fb186205000
>[  219.197879]  ffff8800afdc9400 0000000000001000 0000000000000000 0000000000020000
>[  219.198348] Call Trace:
>[  219.198817]  [<ffffffff81266183>] kernfs_seq_show+0x23/0x30
>[  219.199294]  [<ffffffff8120d46a>] seq_read+0x16a/0x3b0
>[  219.199769]  [<ffffffff812669e5>] kernfs_fop_read+0xf5/0x160
>[  219.200248]  [<ffffffff811e951b>] vfs_read+0x9b/0x160
>[  219.200718]  [<ffffffff811ea025>] SyS_read+0x55/0xd0
>[  219.201193]  [<ffffffff816ff5a9>] system_call_fastpath+0x16/0x1b
>[  219.201660] Code: 8b 4b 08 48 39 c8 0f 87 a8 00 00 00 ba 00 00 00 00 73 06 48 89 c2 48 03 13 49 89 c8 49 29 c0 49 81 f8 ff 0f 00 00 4c 89 c0 76 3e <49> 8b 0c 24 48 85 c9 74 0b 48 8b 76 60 ff d1 48 85 c0 78 25 48 
>[  219.202711] RIP  [<ffffffff812630e2>] sysfs_kf_seq_show+0x62/0xf0
>[  219.203205]  RSP <ffff880082715e28>
>[  219.203688] CR2: 0000000000000000
>[  219.205629] ---[ end trace 39d97359a2ed7f07 ]---
>[  222.212449] BUG: unable to handle kernel paging request at 000000000004000c
>[  222.213235] IP: [<ffffffff812630ae>] sysfs_kf_seq_show+0x2e/0xf0
>[  222.213966] PGD 0 
>[  222.214667] Oops: 0000 [#2] SMP 
>[  222.215358] Modules linked in: usb_storage fuse netconsole ipt_MASQUERADE nf_conntrack_netbios_ns nf_conntrack_broadcast bnep bluetooth ip6t_rpfilter 6lowpan_iphc ip6t_REJECT cfg80211 rfkill xt_conntrack ebtable_nat ebtable_broute bridge stp llc ebtable_filter ebtables ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_mangle ip6table_security ip6table_raw ip6table_filter ip6_tables iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_mangle iptable_security iptable_raw it87 hwmon_vid mxl5007t af9013 ppdev dvb_usb_af9015 dvb_usb_v2 dvb_core rc_core snd_hda_codec_realtek snd_hda_codec_generic kvm_amd kvm tuner_simple tuner_types wm8775 tda9887 tda8290 tuner cx25840 nouveau microcode mxm_wmi video ttm drm_kms_helper snd_hda_intel snd_hda_codec drm serio_raw
>[  222.219962]  snd_hwdep snd_seq snd_seq_device snd_pcm ivtv tveeprom cx2341x parport_serial v4l2_common videodev snd_timer snd parport_pc media edac_core soundcore edac_mce_amd parport i2c_algo_bit shpchp i2c_nforce2 wmi acpi_cpufreq nfsd auth_rpcgss nfs_acl lockd sunrpc binfmt_misc raid1 ata_generic pata_acpi r8169 mii skge pata_amd ecryptfs encrypted_keys trusted tpm i2c_dev i2c_core
>[  222.223007] CPU: 0 PID: 5277 Comm: systemd-udevd Tainted: G      D W    3.14.4-202.fc20.x86_64 #1
>[  222.223725] Hardware name: Gigabyte Technology Co., Ltd. M720-US3/M720-US3, BIOS F7n 09/07/2010
>[  222.224440] task: ffff8800bafb8000 ti: ffff8800800ce000 task.ti: ffff8800800ce000
>[  222.225156] RIP: 0010:[<ffffffff812630ae>]  [<ffffffff812630ae>] sysfs_kf_seq_show+0x2e/0xf0
>[  222.225861] RSP: 0018:ffff8800800cfe28  EFLAGS: 00010202
>[  222.226555] RAX: 0000000000040004 RBX: ffff8800afdc9600 RCX: 0000000000000001
>[  222.227250] RDX: ffff8800b61401e0 RSI: ffff88008851ad20 RDI: ffff8800b74a0838
>[  222.227954] RBP: ffff8800800cfe38 R08: 00000000000174e0 R09: ffff88012b003300
>[  222.228650] R10: ffffffff8120d5de R11: 0000000000000246 R12: ffff8801185cbb00
>[  222.229346] R13: 0000000000000001 R14: ffff8800800cff48 R15: ffff8800afdc9600
>[  222.230046] FS:  00007fb1861a6880(0000) GS:ffff88012fc00000(0000) knlGS:0000000000000000
>[  222.230755] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>[  222.231454] CR2: 000000000004000c CR3: 00000000a4268000 CR4: 00000000000007f0
>[  222.232153] Stack:
>[  222.232853]  0000000000000000 ffff8801185cbb00 ffff8800800cfe48 ffffffff81266183
>[  222.233571]  ffff8800800cfeb8 ffffffff8120d46a ffff880128e34160 00007fb186205000
>[  222.234304]  ffff8800afdc9640 0000000000001000 0000000000000000 0000000000020000
>[  222.235021] Call Trace:
>[  222.235724]  [<ffffffff81266183>] kernfs_seq_show+0x23/0x30
>[  222.236427]  [<ffffffff8120d46a>] seq_read+0x16a/0x3b0
>[  222.237129]  [<ffffffff812669e5>] kernfs_fop_read+0xf5/0x160
>[  222.237819]  [<ffffffff811e951b>] vfs_read+0x9b/0x160
>[  222.238505]  [<ffffffff811ea025>] SyS_read+0x55/0xd0
>[  222.239193]  [<ffffffff816ff5a9>] system_call_fastpath+0x16/0x1b
>[  222.239873] Code: 66 90 55 48 89 e5 41 54 53 48 8b 87 80 00 00 00 48 89 fb 48 8b 30 48 8b 46 08 48 8b 78 60 48 8b 47 28 48 85 c0 0f 84 a2 00 00 00 <4c> 8b 60 08 48 8b 43 18 48 8b 4b 08 48 39 c8 0f 87 a8 00 00 00 
>[  222.241662] RIP  [<ffffffff812630ae>] sysfs_kf_seq_show+0x2e/0xf0
>[  222.242408]  RSP <ffff8800800cfe28>
>[  222.243151] CR2: 000000000004000c
>[  222.243937] ---[ end trace 39d97359a2ed7f08 ]---
>[  232.911059] usb 2-3: USB disconnect, device number 3
>[  267.467919] ------------[ cut here ]------------
>[  267.467927] WARNING: CPU: 0 PID: 36 at kernel/watchdog.c:272 watchdog_overflow_callback+0x9c/0xd0()
>[  267.467929] Watchdog detected hard LOCKUP on cpu 0
>[  267.467936] Modules linked in:
>[  267.467940]  usb_storage fuse netconsole ipt_MASQUERADE nf_conntrack_netbios_ns nf_conntrack_broadcast bnep bluetooth ip6t_rpfilter 6lowpan_iphc ip6t_REJECT cfg80211 rfkill xt_conntrack ebtable_nat ebtable_broute bridge stp llc ebtable_filter ebtables ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_mangle ip6table_security ip6table_raw ip6table_filter ip6_tables iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_mangle iptable_security iptable_raw it87 hwmon_vid mxl5007t af9013 ppdev dvb_usb_af9015 dvb_usb_v2 dvb_core rc_core snd_hda_codec_realtek snd_hda_codec_generic kvm_amd kvm tuner_simple tuner_types wm8775 tda9887 tda8290 tuner cx25840 nouveau microcode mxm_wmi video ttm drm_kms_helper snd_hda_intel snd_hda_codec drm serio_raw snd_hwdep snd_seq
>[  267.468096]  snd_seq_device snd_pcm ivtv tveeprom cx2341x parport_serial v4l2_common videodev snd_timer snd parport_pc media edac_core soundcore edac_mce_amd parport i2c_algo_bit shpchp i2c_nforce2 wmi acpi_cpufreq nfsd auth_rpcgss nfs_acl lockd sunrpc binfmt_misc raid1 ata_generic pata_acpi r8169 mii skge pata_amd ecryptfs encrypted_keys trusted tpm i2c_dev i2c_core
>[  267.468258] CPU: 0 PID: 36 Comm: khubd Tainted: G      D W    3.14.4-202.fc20.x86_64 #1
>[  267.468261] Hardware name: Gigabyte Technology Co., Ltd. M720-US3/M720-US3, BIOS F7n 09/07/2010
>[  267.468263]  0000000000000000 00000000298655e2 ffff88012fc06c18 ffffffff816ef1c2
>[  267.468269]  ffff88012fc06c60 ffff88012fc06c50 ffffffff8108a1bd ffff88012b021400
>[  267.468275]  0000000000000000 ffff88012fc06d78 0000000000000000 ffff88012fc06ef8
>[  267.468393] Call Trace:
>[  267.468395]  <NMI>  [<ffffffff816ef1c2>] dump_stack+0x45/0x56
>[  267.468405]  [<ffffffff8108a1bd>] warn_slowpath_common+0x7d/0xa0
>[  267.468409]  [<ffffffff8108a23c>] warn_slowpath_fmt+0x5c/0x80
>[  267.468412]  [<ffffffff811314e0>] ? restart_watchdog_hrtimer+0x50/0x50
>[  267.468415]  [<ffffffff8113157c>] watchdog_overflow_callback+0x9c/0xd0
>[  267.468419]  [<ffffffff8116af1d>] __perf_event_overflow+0x9d/0x260
>[  267.468423]  [<ffffffff8116ba84>] perf_event_overflow+0x14/0x20
>[  267.468426]  [<ffffffff8102b324>] x86_pmu_handle_irq+0x154/0x1b0
>[  267.468431]  [<ffffffff816f7f4b>] perf_event_nmi_handler+0x2b/0x50
>[  267.468434]  [<ffffffff816f7780>] nmi_handle.isra.3+0x90/0x1a0
>[  267.468438]  [<ffffffff816f7960>] do_nmi+0xd0/0x310
>[  267.468441]  [<ffffffff816f6d71>] end_repeat_nmi+0x1e/0x2e
>[  267.468446]  [<ffffffff8126523e>] ? kernfs_put+0xfe/0x1b0
>[  267.468505]  [<ffffffff816f6294>] ? _raw_spin_lock_irq+0x34/0x40
>[  267.468508]  [<ffffffff816f6294>] ? _raw_spin_lock_irq+0x34/0x40
>[  267.468511]  [<ffffffff816f6294>] ? _raw_spin_lock_irq+0x34/0x40
>[  267.468513]  <<EOE>>  [<ffffffff814703dc>] pm_runtime_set_memalloc_noio+0x3c/0xb0
>[  267.468520]  [<ffffffff8133a3e4>] del_gendisk+0x274/0x2c0
>[  267.468523]  [<ffffffff81497109>] sd_remove+0x79/0xe0
>[  267.468527]  [<ffffffff81464acf>] __device_release_driver+0x7f/0xf0
>[  267.468531]  [<ffffffff81464b63>] device_release_driver+0x23/0x30
>[  267.468535]  [<ffffffff814643b8>] bus_remove_device+0x108/0x180
>[  267.468538]  [<ffffffff81460b59>] device_del+0x129/0x1c0
>[  267.468542]  [<ffffffff81491d65>] __scsi_remove_device+0xd5/0xe0
>[  267.468601]  [<ffffffff814902b4>] scsi_forget_host+0x64/0x70
>[  267.468605]  [<ffffffff814844d7>] scsi_remove_host+0x77/0x120
>[  267.468611]  [<ffffffffa078535e>] usb_stor_disconnect+0x5e/0xe0 [usb_storage]
>[  267.468615]  [<ffffffff814e8a34>] usb_unbind_interface+0x64/0x1c0
>[  267.468619]  [<ffffffff81464acf>] __device_release_driver+0x7f/0xf0
>[  267.468623]  [<ffffffff81464b63>] device_release_driver+0x23/0x30
>[  267.468626]  [<ffffffff814643b8>] bus_remove_device+0x108/0x180
>[  267.468629]  [<ffffffff81460b59>] device_del+0x129/0x1c0
>[  267.468632]  [<ffffffff814e6390>] usb_disable_device+0xb0/0x290
>[  267.468637]  [<ffffffff814dac5d>] usb_disconnect+0xad/0x1d0
>[  267.468641]  [<ffffffff814de01d>] hub_thread+0x69d/0x1700
>[  267.468644]  [<ffffffff816f29e2>] ? __schedule+0x2e2/0x740
>[  267.468649]  [<ffffffff810d20e0>] ? abort_exclusive_wait+0xb0/0xb0
>[  267.468653]  [<ffffffff814dd980>] ? usb_reset_device+0x1c0/0x1c0
>[  267.468657]  [<ffffffff810ae211>] kthread+0xe1/0x100
>[  267.468660]  [<ffffffff810ae130>] ? insert_kthread_work+0x40/0x40
>[  267.468664]  [<ffffffff816ff4fc>] ret_from_fork+0x7c/0xb0
>[  267.468667]  [<ffffffff810ae130>] ? insert_kthread_work+0x40/0x40
>[  267.468669] ---[ end trace 39d97359a2ed7f09 ]---
>[  267.468672] perf samples too long (5923 > 2500), lowering kernel.perf_event_max_sample_rate to 50000
>[  280.268659] perf samples too long (5881 > 5000), lowering kernel.perf_event_max_sample_rate to 25000
>[  292.912637] INFO: rcu_sched detected stalls on CPUs/tasks: { 0} (detected by 3, t=60002 jiffies, g=18854, c=18853, q=24559)
>[  292.912680] sending NMI to all CPUs:
>[  292.912688] NMI backtrace for cpu 0
>[  292.912694] CPU: 0 PID: 36 Comm: khubd Tainted: G      D W    3.14.4-202.fc20.x86_64 #1
>[  292.912695] Hardware name: Gigabyte Technology Co., Ltd. M720-US3/M720-US3, BIOS F7n 09/07/2010
>[  292.912698] task: ffff88012952a600 ti: ffff8801296a2000 task.ti: ffff8801296a2000
>[  292.912700] RIP: 0010:[<ffffffff816f6294>]  [<ffffffff816f6294>] _raw_spin_lock_irq+0x34/0x40
>[  292.912704] RSP: 0018:ffff8801296a3a68  EFLAGS: 00000893
>[  292.912706] RAX: 0000000000004120 RBX: ffff8800b74a0828 RCX: 000000000000b74a
>[  292.912708] RDX: 000000000000b74a RSI: 0000000000000000 RDI: ffff8800b74a08d0
>[  292.912710] RBP: ffff8801296a3a68 R08: ffff8800800f9528 R09: 000000018022000d
>[  292.912712] R10: ffffffff8126523e R11: ffffea0002003e40 R12: 0000000000000000
>[  292.912714] R13: 0000000000000000 R14: 0000000000800040 R15: 0000000000000000
>[  292.912716] FS:  00007fccdd4c79c0(0000) GS:ffff88012fc00000(0000) knlGS:0000000000000000
>[  292.912718] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>[  292.912720] CR2: 00007fccdd547000 CR3: 000000011fa5d000 CR4: 00000000000007f0
>[  292.912722] Stack:
>[  292.912724]  ffff8801296a3a90 ffffffff814703dc ffff8800a4061400 ffff8800a4061470
>[  292.912730]  0000000000000000 ffff8801296a3ad8 ffffffff8133a3e4 ffff8800a4061400
>[  292.912735]  0000000000000000 0000000300000000 00000000298655e2 ffff8800a4066c00
>[  292.912740] Call Trace:
>[  292.912808]  [<ffffffff814703dc>] pm_runtime_set_memalloc_noio+0x3c/0xb0
>[  292.912811]  [<ffffffff8133a3e4>] del_gendisk+0x274/0x2c0
>[  292.912814]  [<ffffffff81497109>] sd_remove+0x79/0xe0
>[  292.912817]  [<ffffffff81464acf>] __device_release_driver+0x7f/0xf0
>[  292.912820]  [<ffffffff81464b63>] device_release_driver+0x23/0x30
>[  292.912823]  [<ffffffff814643b8>] bus_remove_device+0x108/0x180
>[  292.912826]  [<ffffffff81460b59>] device_del+0x129/0x1c0
>[  292.912829]  [<ffffffff81491d65>] __scsi_remove_device+0xd5/0xe0
>[  292.912832]  [<ffffffff814902b4>] scsi_forget_host+0x64/0x70
>[  292.912835]  [<ffffffff814844d7>] scsi_remove_host+0x77/0x120
>[  292.912839]  [<ffffffffa078535e>] usb_stor_disconnect+0x5e/0xe0 [usb_storage]
>[  292.912845]  [<ffffffff814e8a34>] usb_unbind_interface+0x64/0x1c0
>[  292.912848]  [<ffffffff81464acf>] __device_release_driver+0x7f/0xf0
>[  292.912851]  [<ffffffff81464b63>] device_release_driver+0x23/0x30
>[  292.912855]  [<ffffffff814643b8>] bus_remove_device+0x108/0x180
>[  292.912919]  [<ffffffff81460b59>] device_del+0x129/0x1c0
>[  292.912922]  [<ffffffff814e6390>] usb_disable_device+0xb0/0x290
>[  292.912925]  [<ffffffff814dac5d>] usb_disconnect+0xad/0x1d0
>[  292.912929]  [<ffffffff814de01d>] hub_thread+0x69d/0x1700
>[  292.912932]  [<ffffffff816f29e2>] ? __schedule+0x2e2/0x740
>[  292.912935]  [<ffffffff810d20e0>] ? abort_exclusive_wait+0xb0/0xb0
>[  292.912938]  [<ffffffff814dd980>] ? usb_reset_device+0x1c0/0x1c0
>[  292.912940]  [<ffffffff810ae211>] kthread+0xe1/0x100
>[  292.912943]  [<ffffffff810ae130>] ? insert_kthread_work+0x40/0x40
>[  292.912946]  [<ffffffff816ff4fc>] ret_from_fork+0x7c/0xb0
>[  292.912949]  [<ffffffff810ae130>] ? insert_kthread_work+0x40/0x40
>[  292.912950] Code: fa 66 66 90 66 66 90 b8 00 00 01 00 f0 0f c1 07 89 c2 c1 ea 10 66 39 c2 75 02 5d c3 0f b7 07 89 d1 66 39 d0 74 f4 f3 90 0f b7 07 <66> 39 c8 75 f6 5d c3 0f 1f 44 00 00 66 66 66 66 90 55 48 89 e5 
>[  292.913070] NMI backtrace for cpu 1
>[  292.913100] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G      D W    3.14.4-202.fc20.x86_64 #1
>[  292.913109] Hardware name: Gigabyte Technology Co., Ltd. M720-US3/M720-US3, BIOS F7n 09/07/2010
>[  292.913229] task: ffff880129b25f00 ti: ffff880129b58000 task.ti: ffff880129b58000
>[  292.913236] RIP: 0010:[<ffffffff81054566>]  [<ffffffff81054566>] native_safe_halt+0x6/0x10
>[  292.913255] RSP: 0018:ffff880129b59e68  EFLAGS: 00000286
>[  292.913262] RAX: ffff88012b019a00 RBX: ffff880129b59e9c RCX: 000000000000acca
>[  292.913268] RDX: 000000443cede600 RSI: 0000000000000086 RDI: 0000000000000086
>[  292.913275] RBP: ffff880129b59e68 R08: 0000000000000000 R09: 0000000000000000
>[  292.913280] R10: 0000000000000000 R11: 00000000000003fd R12: 0000000000000001
>[  292.913286] R13: ffff880129b59fd8 R14: 0000000000000000 R15: ffff880129b59fd8
>[  292.913293] FS:  00007f0e7cf28a00(0000) GS:ffff88012fc40000(0000) knlGS:0000000000000000
>[  292.913299] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>[  292.913305] CR2: 00007f0e763e6000 CR3: 00000000890db000 CR4: 00000000000007e0
>[  292.913310] Stack:
>[  292.913315]  ffff880129b59e88 ffffffff8101df5f ffff880129b59e9c ffffffff81d023a0
>[  292.913332]  ffff880129b59eb0 ffffffff8101e080 0000000129b59fd8 f09316dd5eb78bbb
>[  292.913348]  0000000000000001 ffff880129b59ec0 ffffffff8101e856 ffff880129b59f20
>[  292.913363] Call Trace:
>[  292.913377]  [<ffffffff8101df5f>] default_idle+0x1f/0xc0
>[  292.913387]  [<ffffffff8101e080>] amd_e400_idle+0x80/0x120
>[  292.913396]  [<ffffffff8101e856>] arch_cpu_idle+0x26/0x30
>[  292.913407]  [<ffffffff810e4c45>] cpu_startup_entry+0xf5/0x2a0
>[  292.913418]  [<ffffffff81044f8b>] start_secondary+0x23b/0x300
>[  292.913424] Code: 00 00 00 00 00 55 48 89 e5 fa 5d c3 66 0f 1f 84 00 00 00 00 00 55 48 89 e5 fb 5d c3 66 0f 1f 84 00 00 00 00 00 55 48 89 e5 fb f4 <5d> c3 0f 1f 84 00 00 00 00 00 55 48 89 e5 f4 5d c3 66 0f 1f 84 
>[  292.913677] NMI backtrace for cpu 3
>[  292.913690] CPU: 3 PID: 0 Comm: swapper/3 Tainted: G      D W    3.14.4-202.fc20.x86_64 #1
>[  292.913697] Hardware name: Gigabyte Technology Co., Ltd. M720-US3/M720-US3, BIOS F7n 09/07/2010
>[  292.913706] task: ffff880129b27200 ti: ffff880129b5c000 task.ti: ffff880129b5c000
>[  292.913713] RIP: 0010:[<ffffffff813635c3>]  [<ffffffff813635c3>] __bitmap_empty+0x3/0x80
>[  292.913736] RSP: 0018:ffff88012fcc3df0  EFLAGS: 00000046
>[  292.913758] RAX: 0000000000000000 RBX: 0000000000002710 RCX: 0000000000000047
>[  292.913777] RDX: 0000000000000c00 RSI: 0000000000000008 RDI: ffffffff81d01000
>[  292.913794] RBP: ffff88012fcc3e00 R08: 0000000000000001 R09: 0000000000000555
>[  292.913811] R10: ffffffff81c25580 R11: 0000000000000004 R12: ffffffff81c4e740
>[  292.913828] R13: ffffffff81d02420 R14: ffffffff81c4e740 R15: 0000000000000003
>[  292.913847] FS:  00007fccae37ea00(0000) GS:ffff88012fcc0000(0000) knlGS:0000000000000000
>[  292.913865] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>[  292.913886] CR2: 00007fcca783c000 CR3: 0000000097f3a000 CR4: 00000000000007e0
>[  292.913904] Stack:
>[  292.913920]  ffffffff81048c26 ffff88012fcceac0 ffff88012fcc3e58 ffffffff810ef233
>[  292.913993]  ffffffff81c4e740 ffffffff00000000 0000000000005fef 0000000000000001
>[  292.914047]  ffff880129b27200 0000000000000000 0000000000000003 ffff88012fcce4e0
>[  292.914066] Call Trace:
>[  292.914072]  <IRQ> 
>
>[  292.914090]  [<ffffffff81048c26>] ? arch_trigger_all_cpu_backtrace+0x76/0xa0
>[  292.914103]  [<ffffffff810ef233>] rcu_check_callbacks+0x653/0x670
>[  292.914115]  [<ffffffff81098d67>] update_process_times+0x47/0x70
>[  292.914126]  [<ffffffff810f9fb5>] tick_sched_handle.isra.16+0x25/0x60
>[  292.914136]  [<ffffffff810fa031>] tick_sched_timer+0x41/0x60
>[  292.914145]  [<ffffffff810b1374>] __run_hrtimer+0x74/0x1d0
>[  292.914155]  [<ffffffff810f9ff0>] ? tick_sched_handle.isra.16+0x60/0x60
>[  292.914165]  [<ffffffff810b1bc7>] hrtimer_interrupt+0x107/0x250
>[  292.914177]  [<ffffffff81046f57>] local_apic_timer_interrupt+0x37/0x60
>[  292.914189]  [<ffffffff817018af>] smp_apic_timer_interrupt+0x3f/0x60
>[  292.914199]  [<ffffffff8170021d>] apic_timer_interrupt+0x6d/0x80
>[  292.914204]  <EOI> 
>
>[  292.914219]  [<ffffffff81054566>] ? native_safe_halt+0x6/0x10
>[  292.914229]  [<ffffffff8101df5f>] default_idle+0x1f/0xc0
>[  292.914238]  [<ffffffff8101e080>] amd_e400_idle+0x80/0x120
>[  292.914248]  [<ffffffff8101e856>] arch_cpu_idle+0x26/0x30
>[  292.914264]  [<ffffffff810e4c45>] cpu_startup_entry+0xf5/0x2a0
>[  292.914274]  [<ffffffff81044f8b>] start_secondary+0x23b/0x300
>[  292.914280] Code: 10 e8 12 ff ff ff 48 8b 4c 24 18 65 48 33 0c 25 28 00 00 00 75 02 c9 c3 e8 eb 69 d2 ff 66 2e 0f 1f 84 00 00 00 00 00 90 8d 4e 3f <85> f6 55 0f 49 ce 48 89 e5 c1 f9 06 85 c9 7e 61 48 83 3f 00 75 
>[  292.914623] INFO: NMI handler (arch_trigger_all_cpu_backtrace_handler) took too long to run: 1.922 msecs
>[  292.914628] NMI backtrace for cpu 2
>[  292.914638] CPU: 2 PID: 0 Comm: swapper/2 Tainted: G      D W    3.14.4-202.fc20.x86_64 #1
>[  292.914643] Hardware name: Gigabyte Technology Co., Ltd. M720-US3/M720-US3, BIOS F7n 09/07/2010
>[  292.914649] task: ffff880129b26880 ti: ffff880129b5a000 task.ti: ffff880129b5a000
>[  292.914674] RIP: 0010:[<ffffffff81054566>]  [<ffffffff81054566>] native_safe_halt+0x6/0x10
>[  292.914682] RSP: 0018:ffff880129b5be68  EFLAGS: 00000286
>[  292.914690] RAX: 0000000000000000 RBX: ffff880129b5be9c RCX: 0000000000000020
>[  292.914697] RDX: 0000000000000000 RSI: 0000000000000086 RDI: 0000000000000086
>[  292.914702] RBP: ffff880129b5be68 R08: 0000000000000000 R09: 0000000000000000
>[  292.914709] R10: 0000000000000000 R11: 00000000000003fd R12: 0000000000000002
>[  292.914716] R13: ffff880129b5bfd8 R14: 0000000000000000 R15: ffff880129b5bfd8
>[  292.914725] FS:  00007f38b5001840(0000) GS:ffff88012fc80000(0000) knlGS:0000000000000000
>[  292.914733] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>[  292.914740] CR2: 00007ffb8557d000 CR3: 00000000a473a000 CR4: 00000000000007e0
>[  292.914746] Stack:
>[  292.914752]  ffff880129b5be88 ffffffff8101df5f ffff880129b5be9c ffffffff81d023a0
>[  292.914794]  ffff880129b5beb0 ffffffff8101e080 0000000229b5bfd8 5ad138667f802b48
>[  292.914810]  0000000000000002 ffff880129b5bec0 ffffffff8101e856 ffff880129b5bf20
>[  292.914834] Call Trace:
>[  292.914851]  [<ffffffff8101df5f>] default_idle+0x1f/0xc0
>[  292.914862]  [<ffffffff8101e080>] amd_e400_idle+0x80/0x120
>[  292.914872]  [<ffffffff8101e856>] arch_cpu_idle+0x26/0x30
>[  292.914883]  [<ffffffff810e4c45>] cpu_startup_entry+0xf5/0x2a0
>[  292.914894]  [<ffffffff81044f8b>] start_secondary+0x23b/0x300
>[  292.914900] Code: 00 00 00 00 00 55 48 89 e5 fa 5d c3 66 0f 1f 84 00 00 00 00 00 55 48 89 e5 fb 5d c3 66 0f 1f 84 00 00 00 00 00 55 48 89 e5 fb f4 <5d> c3 0f 1f 84 00 00 00 00 00 55 48 89 e5 f4 5d c3 66 0f 1f 84 
>[  292.915224] INFO: NMI handler (arch_trigger_all_cpu_backtrace_handler) took too long to run: 2.521 msecs
>[  352.921264] INFO: rcu_sched detected stalls on CPUs/tasks: { 0} (detected by 3, t=60002 jiffies, g=18855, c=18854, q=48978)
>[  352.921305] sending NMI to all CPUs:
>[  352.921314] NMI backtrace for cpu 0
>[  352.921319] CPU: 0 PID: 36 Comm: khubd Tainted: G      D W    3.14.4-202.fc20.x86_64 #1
>[  352.921321] Hardware name: Gigabyte Technology Co., Ltd. M720-US3/M720-US3, BIOS F7n 09/07/2010
>[  352.921323] task: ffff88012952a600 ti: ffff8801296a2000 task.ti: ffff8801296a2000
>[  352.921325] RIP: 0010:[<ffffffff816f6291>]  [<ffffffff816f6291>] _raw_spin_lock_irq+0x31/0x40
>[  352.921329] RSP: 0018:ffff8801296a3a68  EFLAGS: 00000893
>[  352.921331] RAX: 0000000000004120 RBX: ffff8800b74a0828 RCX: 000000000000b74a
>[  352.921333] RDX: 000000000000b74a RSI: 0000000000000000 RDI: ffff8800b74a08d0
>[  352.921335] RBP: ffff8801296a3a68 R08: ffff8800800f9528 R09: 000000018022000d
>[  352.921336] R10: ffffffff8126523e R11: ffffea0002003e40 R12: 0000000000000000
>[  352.921338] R13: 0000000000000000 R14: 0000000000800040 R15: 0000000000000000
>[  352.921340] FS:  00007fccdd4c79c0(0000) GS:ffff88012fc00000(0000) knlGS:0000000000000000
>[  352.921342] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>[  352.921344] CR2: 00007fccdd547000 CR3: 000000011fa5d000 CR4: 00000000000007f0
>[  352.921345] Stack:
>[  352.921347]  ffff8801296a3a90 ffffffff814703dc ffff8800a4061400 ffff8800a4061470
>[  352.921352]  0000000000000000 ffff8801296a3ad8 ffffffff8133a3e4 ffff8800a4061400
>[  352.921356]  0000000000000000 0000000300000000 00000000298655e2 ffff8800a4066c00
>[  352.921361] Call Trace:
>[  352.921364]  [<ffffffff814703dc>] pm_runtime_set_memalloc_noio+0x3c/0xb0
>[  352.921370]  [<ffffffff8133a3e4>] del_gendisk+0x274/0x2c0
>[  352.921373]  [<ffffffff81497109>] sd_remove+0x79/0xe0
>[  352.921376]  [<ffffffff81464acf>] __device_release_driver+0x7f/0xf0
>[  352.921380]  [<ffffffff81464b63>] device_release_driver+0x23/0x30
>[  352.921383]  [<ffffffff814643b8>] bus_remove_device+0x108/0x180
>[  352.921386]  [<ffffffff81460b59>] device_del+0x129/0x1c0
>[  352.921389]  [<ffffffff81491d65>] __scsi_remove_device+0xd5/0xe0
>[  352.921392]  [<ffffffff814902b4>] scsi_forget_host+0x64/0x70
>[  352.921395]  [<ffffffff814844d7>] scsi_remove_host+0x77/0x120
>[  352.921399]  [<ffffffffa078535e>] usb_stor_disconnect+0x5e/0xe0 [usb_storage]
>[  352.921402]  [<ffffffff814e8a34>] usb_unbind_interface+0x64/0x1c0
>[  352.921405]  [<ffffffff81464acf>] __device_release_driver+0x7f/0xf0
>[  352.921409]  [<ffffffff81464b63>] device_release_driver+0x23/0x30
>[  352.921412]  [<ffffffff814643b8>] bus_remove_device+0x108/0x180
>[  352.921415]  [<ffffffff81460b59>] device_del+0x129/0x1c0
>[  352.921418]  [<ffffffff814e6390>] usb_disable_device+0xb0/0x290
>[  352.921421]  [<ffffffff814dac5d>] usb_disconnect+0xad/0x1d0
>[  352.921424]  [<ffffffff814de01d>] hub_thread+0x69d/0x1700
>[  352.921427]  [<ffffffff816f29e2>] ? __schedule+0x2e2/0x740
>[  352.921430]  [<ffffffff810d20e0>] ? abort_exclusive_wait+0xb0/0xb0
>[  352.921433]  [<ffffffff814dd980>] ? usb_reset_device+0x1c0/0x1c0
>[  352.921436]  [<ffffffff810ae211>] kthread+0xe1/0x100
>[  352.921439]  [<ffffffff810ae130>] ? insert_kthread_work+0x40/0x40
>[  352.921441]  [<ffffffff816ff4fc>] ret_from_fork+0x7c/0xb0
>[  352.921444]  [<ffffffff810ae130>] ? insert_kthread_work+0x40/0x40
>[  352.921446] Code: 48 89 e5 fa 66 66 90 66 66 90 b8 00 00 01 00 f0 0f c1 07 89 c2 c1 ea 10 66 39 c2 75 02 5d c3 0f b7 07 89 d1 66 39 d0 74 f4 f3 90 <0f> b7 07 66 39 c8 75 f6 5d c3 0f 1f 44 00 00 66 66 66 66 90 55 
>[  352.921576] NMI backtrace for cpu 1
>[  352.921605] CPU: 1 PID: 202 Comm: kworker/1:2 Tainted: G      D W    3.14.4-202.fc20.x86_64 #1
>[  352.921613] Hardware name: Gigabyte Technology Co., Ltd. M720-US3/M720-US3, BIOS F7n 09/07/2010
>[  352.921630] task: ffff88007fd7c280 ti: ffff88007fd2c000 task.ti: ffff88007fd2c000
>[  352.921638] RIP: 0010:[<ffffffff810b74f0>]  [<ffffffff810b74f0>] dequeue_task+0x0/0x80
>[  352.921655] RSP: 0018:ffff88007fd2dde8  EFLAGS: 00000046
>[  352.921661] RAX: 0000000000000001 RBX: ffff88007fd7c280 RCX: ffff88007fd7c280
>[  352.921668] RDX: 0000000000000001 RSI: ffff88007fd7c280 RDI: ffff88012fc54640
>[  352.921685] RBP: ffff88007fd2ddf0 R08: ffff880129531380 R09: 0000000000000000
>[  352.921690] R10: ffffffff81d023a0 R11: 00000000000003fd R12: ffff88012fc54640
>[  352.921696] R13: 0000000000000001 R14: ffff88007fd7c280 R15: ffff880128f29500
>[  352.921703] FS:  00007fb049067840(0000) GS:ffff88012fc40000(0000) knlGS:0000000000000000
>[  352.921709] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>[  352.921715] CR2: 00000000000000b8 CR3: 00000000bada2000 CR4: 00000000000007e0
>[  352.921720] Stack:
>[  352.921724]  ffffffff810bc7d3 ffff88007fd2de50 ffffffff816f2b80 ffff88007fd7c280
>[  352.921741]  ffff88007fd2dfd8 0000000000014640 0000000000014640 ffff88007fd7c280
>[  352.921879]  ffff88012fc53ec0 ffff88012fc53ed8 ffff880128f29530 ffff88007fd7c280
>[  352.921893] Call Trace:
>[  352.921905]  [<ffffffff810bc7d3>] ? deactivate_task+0x23/0x30
>[  352.921917]  [<ffffffff816f2b80>] __schedule+0x480/0x740
>[  352.921926]  [<ffffffff816f2e69>] schedule+0x29/0x70
>[  352.921935]  [<ffffffff810a7583>] worker_thread+0x1c3/0x3a0
>[  352.921944]  [<ffffffff810a73c0>] ? rescuer_thread+0x370/0x370
>[  352.921952]  [<ffffffff810ae211>] kthread+0xe1/0x100
>[  352.921961]  [<ffffffff810ae130>] ? insert_kthread_work+0x40/0x40
>[  352.921970]  [<ffffffff816ff4fc>] ret_from_fork+0x7c/0xb0
>[  352.921978]  [<ffffffff810ae130>] ? insert_kthread_work+0x40/0x40
>[  352.921984] Code: 55 ec 48 8b 75 f0 eb cb 48 83 be c0 02 00 00 00 75 cb 48 8b 83 f0 08 00 00 48 89 86 c0 02 00 00 eb bb 66 0f 1f 84 00 00 00 00 00 <66> 66 66 66 90 55 48 89 e5 53 48 89 fb 48 83 ec 10 8b 7f 50 85 
>[  352.922246] NMI backtrace for cpu 3
>[  352.922259] CPU: 3 PID: 0 Comm: swapper/3 Tainted: G      D W    3.14.4-202.fc20.x86_64 #1
>[  352.922267] Hardware name: Gigabyte Technology Co., Ltd. M720-US3/M720-US3, BIOS F7n 09/07/2010
>[  352.922275] task: ffff880129b27200 ti: ffff880129b5c000 task.ti: ffff880129b5c000
>[  352.922282] RIP: 0010:[<ffffffff813635c3>]  [<ffffffff813635c3>] __bitmap_empty+0x3/0x80
>[  352.922312] RSP: 0018:ffff88012fcc3df0  EFLAGS: 00000046
>[  352.922330] RAX: 0000000000000000 RBX: 0000000000002710 RCX: 0000000000000047
>[  352.922348] RDX: 0000000000000c00 RSI: 0000000000000008 RDI: ffffffff81d01000
>[  352.922365] RBP: ffff88012fcc3e00 R08: 0000000000000001 R09: 00000000000005e2
>[  352.922382] R10: ffffffff81c25580 R11: 0000000000000004 R12: ffffffff81c4e740
>[  352.922400] R13: ffffffff81d02420 R14: ffffffff81c4e740 R15: 0000000000000003
>[  352.922418] FS:  00007fd5bed3d700(0000) GS:ffff88012fcc0000(0000) knlGS:0000000000000000
>[  352.922435] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>[  352.922465] CR2: 00007f0e763e6000 CR3: 00000000aa313000 CR4: 00000000000007e0
>[  352.922483] Stack:
>[  352.922499]  ffffffff81048c26 ffff88012fcceac0 ffff88012fcc3e58 ffffffff810ef233
>[  352.922566]  ffffffff81c4e740 ffffffff00000000 000000000000bf52 0000000000000001
>[  352.922602]  ffff880129b27200 0000000000000000 0000000000000003 ffff88012fcce4e0
>[  352.922622] Call Trace:
>[  352.922628]  <IRQ> 
>
>[  352.922645]  [<ffffffff81048c26>] ? arch_trigger_all_cpu_backtrace+0x76/0xa0
>[  352.922657]  [<ffffffff810ef233>] rcu_check_callbacks+0x653/0x670
>[  352.922668]  [<ffffffff81098d67>] update_process_times+0x47/0x70
>[  352.922679]  [<ffffffff810f9fb5>] tick_sched_handle.isra.16+0x25/0x60
>[  352.922689]  [<ffffffff810fa031>] tick_sched_timer+0x41/0x60
>[  352.922698]  [<ffffffff810b1374>] __run_hrtimer+0x74/0x1d0
>[  352.922708]  [<ffffffff810f9ff0>] ? tick_sched_handle.isra.16+0x60/0x60
>[  352.922717]  [<ffffffff810b1bc7>] hrtimer_interrupt+0x107/0x250
>[  352.922728]  [<ffffffff81046f57>] local_apic_timer_interrupt+0x37/0x60
>[  352.922740]  [<ffffffff817018af>] smp_apic_timer_interrupt+0x3f/0x60
>[  352.922750]  [<ffffffff8170021d>] apic_timer_interrupt+0x6d/0x80
>[  352.922758]  <EOI> 
>
>[  352.922774]  [<ffffffff81054566>] ? native_safe_halt+0x6/0x10
>[  352.922783]  [<ffffffff8101df5f>] default_idle+0x1f/0xc0
>[  352.922792]  [<ffffffff8101e080>] amd_e400_idle+0x80/0x120
>[  352.922801]  [<ffffffff8101e856>] arch_cpu_idle+0x26/0x30
>[  352.922812]  [<ffffffff810e4c45>] cpu_startup_entry+0xf5/0x2a0
>[  352.922822]  [<ffffffff81044f8b>] start_secondary+0x23b/0x300
>[  352.922828] Code: 10 e8 12 ff ff ff 48 8b 4c 24 18 65 48 33 0c 25 28 00 00 00 75 02 c9 c3 e8 eb 69 d2 ff 66 2e 0f 1f 84 00 00 00 00 00 90 8d 4e 3f <85> f6 55 0f 49 ce 48 89 e5 c1 f9 06 85 c9 7e 61 48 83 3f 00 75 
>[  352.923170] NMI backtrace for cpu 2
>[  352.923200] CPU: 2 PID: 0 Comm: swapper/2 Tainted: G      D W    3.14.4-202.fc20.x86_64 #1
>[  352.923207] Hardware name: Gigabyte Technology Co., Ltd. M720-US3/M720-US3, BIOS F7n 09/07/2010
>[  352.923216] task: ffff880129b26880 ti: ffff880129b5a000 task.ti: ffff880129b5a000
>[  352.923222] RIP: 0010:[<ffffffff81054566>]  [<ffffffff81054566>] native_safe_halt+0x6/0x10
>[  352.923241] RSP: 0018:ffff880129b5be68  EFLAGS: 00000286
>[  352.923247] RAX: 0000000000000000 RBX: ffff880129b5be9c RCX: 0000000000000020
>[  352.923254] RDX: 0000000000000000 RSI: 0000000000000086 RDI: 0000000000000086
>[  352.923261] RBP: ffff880129b5be68 R08: 0000000000000000 R09: 0000000000000000
>[  352.923267] R10: 0000000000000000 R11: 00000000000003fd R12: 0000000000000002
>[  352.923273] R13: ffff880129b5bfd8 R14: 0000000000000000 R15: ffff880129b5bfd8
>[  352.923280] FS:  00007f38aead7700(0000) GS:ffff88012fc80000(0000) knlGS:0000000000000000
>[  352.923286] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>[  352.923292] CR2: 000000000042fa30 CR3: 00000000a473a000 CR4: 00000000000007e0
>[  352.923309] Stack:
>[  352.923314]  ffff880129b5be88 ffffffff8101df5f ffff880129b5be9c ffffffff81d023a0
>[  352.923331]  ffff880129b5beb0 ffffffff8101e080 0000000229b5bfd8 5ad138667f802b48
>[  352.923346]  0000000000000002 ffff880129b5bec0 ffffffff8101e856 ffff880129b5bf20
>[  352.923365] Call Trace:
>[  352.923379]  [<ffffffff8101df5f>] default_idle+0x1f/0xc0
>[  352.923389]  [<ffffffff8101e080>] amd_e400_idle+0x80/0x120
>[  352.923399]  [<ffffffff8101e856>] arch_cpu_idle+0x26/0x30
>[  352.923410]  [<ffffffff810e4c45>] cpu_startup_entry+0xf5/0x2a0
>[  352.923421]  [<ffffffff81044f8b>] start_secondary+0x23b/0x300
>[  352.923427] Code: 00 00 00 00 00 55 48 89 e5 fa 5d c3 66 0f 1f 84 00 00 00 00 00 55 48 89 e5 fb 5d c3 66 0f 1f 84 00 00 00 00 00 55 48 89 e5 fb f4 <5d> c3 0f 1f 84 00 00 00 00 00 55 48 89 e5 f4 5d c3 66 0f 1f 84 
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Attachments on bug 1096786: 894673 | 895462 | 895463