Jun 9 11:26:59 istl-vmc-blade9 kernel: [ 6400.081808] PM: Syncing filesystems ... Jun 9 11:26:59 istl-vmc-blade9 kernel: [ 6400.099586] CPU 9 MCA banks CMCI:2 CMCI:3 CMCI:5 Jun 9 11:26:59 istl-vmc-blade9 kernel: [ 6400.106742] kobject: 'cpu1' (ffff8801f880c338): kobject_uevent_env Jun 9 11:26:59 istl-vmc-blade9 kernel: [ 6400.113050] kobject: 'cpu1' (ffff8801f880c338): fill_kobj_path: path = '/devices/system/cpu/cpu1' Jun 9 11:26:59 istl-vmc-blade9 kernel: [ 6400.188694] kobject: 'cpufreq' (ffff8801f149e4a8): kobject_cleanup Jun 9 11:26:59 istl-vmc-blade9 kernel: [ 6400.195035] kobject: 'cpufreq' (ffff8801f149e4a8): auto cleanup 'remove' event Jun 9 11:26:59 istl-vmc-blade9 kernel: [ 6400.202475] kobject: 'cpufreq' (ffff8801f149e4a8): kobject_uevent_env Jun 9 11:26:59 istl-vmc-blade9 kernel: [ 6400.210541] done. Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.212577] Freezing user space processes ... Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.216307] kobject: 'cpufreq' (ffff8801f149e4a8): fill_kobj_path: path = '/devices/system/cpu/cpu2/cpufreq' Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.216372] kobject: 'cpufreq' (ffff8801f149e4a8): auto cleanup kobject_del Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.216439] kobject: 'cpufreq' (ffff8801f149e4a8): calling ktype release Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.216444] kobject: 'cpufreq': free name Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.247858] CPU 2 is now offline Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.252022] Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.252023] ======================================================= Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.259934] [ INFO: possible circular locking dependency detected ] Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.266276] 3.1.0-rc2 #1 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.268888] ------------------------------------------------------- Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.275233] invert_cpu_stat/17338 is trying to acquire lock: Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.280972] (alc_key){..-...}, at: [] kmem_cache_free+0x1a9/0x240 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.288935] Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.288936] but task is already holding lock: Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.294947] (&(&parent->list_lock)->rlock){-.-...}, at: [] cpuup_canceled+0x82/0x1a3 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.304561] Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.304562] which lock already depends on the new lock. Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.304562] Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.313006] Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.313007] the existing dependency chain (in reverse order) is: Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.320658] Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.320658] -> #1 (&(&parent->list_lock)->rlock){-.-...}: Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.327769] [] validate_chain+0x6cc/0x7d0 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.334048] [] __lock_acquire+0x304/0x500 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.340327] [] lock_acquire+0xa2/0x130 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.346346] [] _raw_spin_lock+0x36/0x70 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.352456] [] __drain_alien_cache+0x64/0xa0 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.358994] [] kfree+0x1db/0x2a0 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.364493] [] free_alien_cache+0x91/0xa0 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.370768] [] cpuup_prepare+0x168/0x1a9 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.376960] [] cpuup_callback+0x35/0xc5 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.383064] [] notifier_call_chain+0x94/0xd0 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.389601] [] __raw_notifier_call_chain+0xe/0x10 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.396576] [] __cpu_notify+0x20/0x40 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.402514] [] _cpu_up+0x6e/0x10e Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.408102] [] cpu_up+0xd9/0xec Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.413518] [] smp_init+0x41/0x96 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.419104] [] kernel_init+0x1ef/0x2a6 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.425127] [] kernel_thread_helper+0x4/0x10 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.431667] Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.431667] -> #0 (alc_key){..-...}: Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.436957] [] check_prev_add+0x528/0x550 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.443234] [] validate_chain+0x6cc/0x7d0 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.449514] [] __lock_acquire+0x304/0x500 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.455788] [] lock_acquire+0xa2/0x130 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.461812] [] _raw_spin_lock+0x36/0x70 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.467917] [] kmem_cache_free+0x1a9/0x240 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.474280] [] slab_destroy+0x54/0x80 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.480211] [] free_block+0x5d/0x170 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.486053] [] cpuup_canceled+0xa1/0x1a3 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.492245] [] cpuup_callback+0x9c/0xc5 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.498346] [] notifier_call_chain+0x94/0xd0 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.504883] [] __raw_notifier_call_chain+0xe/0x10 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.511856] [] __cpu_notify+0x20/0x40 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.517792] [] cpu_notify_nofail+0x15/0x30 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.524156] [] _cpu_down+0x12d/0x2b0 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.530001] [] cpu_down+0x36/0x50 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.535586] [] store_online+0x71/0xd0 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.541513] [] sysdev_store+0x20/0x30 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.547450] [] sysfs_write_file+0xe6/0x170 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.553817] [] vfs_write+0xd0/0x1a0 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.559578] [] sys_write+0x54/0xa0 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.565247] [] system_call_fastpath+0x16/0x1b Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.571880] Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.571881] other info that might help us debug this: Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.571882] Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.580159] Possible unsafe locking scenario: Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.580160] Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.586247] CPU0 CPU1 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.590853] ---- ---- Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.595457] lock(&(&parent->list_lock)->rlock); Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.600281] lock(alc_key); Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.605800] lock(&(&parent->list_lock)->rlock); Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.613216] lock(alc_key); Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.616221] Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.616222] *** DEADLOCK *** Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.616222] Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.622411] 7 locks held by invert_cpu_stat/17338: Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.627275] #0: (&buffer->mutex){+.+.+.}, at: [] sysfs_write_file+0x44/0x170 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.636294] #1: (s_active#66){.+.+.+}, at: [] sysfs_write_file+0xcd/0x170 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.645080] #2: (x86_cpu_hotplug_driver_mutex){+.+.+.}, at: [] cpu_hotplug_driver_lock+0x17/0x20 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.655830] #3: (cpu_add_remove_lock){+.+.+.}, at: [] cpu_maps_update_begin+0x17/0x20 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.665633] #4: (cpu_hotplug.lock){+.+.+.}, at: [] cpu_hotplug_begin+0x2c/0x60 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.674844] #5: (cache_chain_mutex){+.+.+.}, at: [] cpuup_callback+0x94/0xc5 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.683862] #6: (&(&parent->list_lock)->rlock){-.-...}, at: [] cpuup_canceled+0x82/0x1a3 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.693934] Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.693935] stack backtrace: Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.698461] Pid: 17338, comm: invert_cpu_stat Not tainted 3.1.0-rc2 #1 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.705063] Call Trace: Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.707594] [] print_circular_bug+0x109/0x110 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.713675] [] check_prev_add+0x528/0x550 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.719410] [] validate_chain+0x6cc/0x7d0 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.725152] [] ? sched_clock+0x9/0x10 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.730545] [] ? sched_clock_cpu+0xcd/0x110 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.736454] [] __lock_acquire+0x304/0x500 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.742187] [] lock_acquire+0xa2/0x130 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.747662] [] ? kmem_cache_free+0x1a9/0x240 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.753660] [] _raw_spin_lock+0x36/0x70 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.759224] [] ? kmem_cache_free+0x1a9/0x240 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.765217] [] kmem_cache_free+0x1a9/0x240 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.771034] [] slab_destroy+0x54/0x80 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.778179] [] free_block+0x5d/0x170 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.783485] [] cpuup_canceled+0xa1/0x1a3 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.789134] [] cpuup_callback+0x9c/0xc5 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.794703] [] notifier_call_chain+0x94/0xd0 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.800695] [] __raw_notifier_call_chain+0xe/0x10 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.807129] [] __cpu_notify+0x20/0x40 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.812514] [] cpu_notify_nofail+0x15/0x30 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.818334] [] _cpu_down+0x12d/0x2b0 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.823642] [] cpu_down+0x36/0x50 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.828684] [] store_online+0x71/0xd0 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.834073] [] sysdev_store+0x20/0x30 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.839464] [] sysfs_write_file+0xe6/0x170 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.845284] [] vfs_write+0xd0/0x1a0 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.850501] [] sys_write+0x54/0xa0 Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.855624] [] system_call_fastpath+0x16/0x1b Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.862009] kobject: 'index0' (ffff88046e138a00): kobject_cleanup Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.868211] kobject: 'index0' (ffff88046e138a00): does not have a release() function, it is broken and must be fixed. Jun 9 11:27:05 istl-vmc-blade9 kernel: [ 6400.878999] kobject: 'index0' (ffff88046e138a00): auto cleanup 'remove' event Jun 9 11:28:16 istl-vmc-blade9 kernel: [ 6472.011898] PM: Syncing filesystems ... done. Jun 9 11:28:16 istl-vmc-blade9 kernel: [ 6472.063003] Freezing user space processes ... Jun 9 11:28:16 istl-vmc-blade9 kernel: [ 6472.067912] kobject: 'index2' (ffff8801f4a93490): kobject_uevent_env Jun 9 11:28:16 istl-vmc-blade9 kernel: [ 6472.074619] kobject: 'index2' (ffff8801f4a93490): fill_kobj_path: path = '/devices/system/cpu/cpu2/cache/index2' Jun 9 11:28:16 istl-vmc-blade9 kernel: [ 6472.084952] kobject: 'index3' (ffff8801f4a934d8): kobject_add_internal: parent: 'cache', set: '' Jun 9 11:28:16 istl-vmc-blade9 kernel: [ 6472.094427] kobject: 'index3' (ffff8801f4a934d8): kobject_uevent_env Jun 9 11:28:16 istl-vmc-blade9 kernel: [ 6472.100864] kobject: 'index3' (ffff8801f4a934d8): fill_kobj_path: path = '/devices/system/cpu/cpu2/cache/index3' Jun 9 11:28:16 istl-vmc-blade9 kernel: [ 6472.111184] kobject: 'cache' (ffff8801f2481280): kobject_uevent_env Jun 9 11:28:16 istl-vmc-blade9 kernel: [ 6472.117526] kobject: 'cache' (ffff8801f2481280): fill_kobj_path: path = '/devices/system/cpu/cpu2/cache' Jun 9 11:28:16 istl-vmc-blade9 kernel: [ 6472.127160] kobject: 'machinecheck2' (ffff8801f8a0cff0): kobject_add_internal: parent: 'machinecheck', set: 'machinecheck' Jun 9 11:28:16 istl-vmc-blade9 kernel: [ 6472.138357] kobject: 'machinecheck2' (ffff8801f8a0cff0): kobject_uevent_env Jun 9 11:28:16 istl-vmc-blade9 kernel: [ 6472.145396] kobject: 'machinecheck2' (ffff8801f8a0cff0): fill_kobj_path: path = '/devices/system/machinecheck/machinecheck2' Jun 9 11:28:16 istl-vmc-blade9 kernel: [ 6472.156894] microcode: CPU2 sig=0x206c2, pf=0x1, revision=0x13 Jun 9 11:28:16 istl-vmc-blade9 kernel: [ 6472.162809] ------------[ cut here ]------------ Jun 9 11:28:16 istl-vmc-blade9 kernel: [ 6472.167513] WARNING: at drivers/base/firmware_class.c:524 _request_firmware+0x279/0x2c0() Jun 9 11:28:16 istl-vmc-blade9 kernel: [ 6472.175829] Hardware name: BladeCenter HS22V -[7871G2A]- Jun 9 11:28:16 istl-vmc-blade9 kernel: [ 6472.181218] Modules linked in: sunrpc cpufreq_ondemand acpi_cpufreq freq_table mperf ipt_REJECT nf_conntrack_ipv4 nf_defrag_ipv4 iptable_filter ip_tables ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 xt_state nf_conntrack ip6table_filter ip6_tables ipv6 dm_mirror dm_region_hash dm_log microcode serio_raw pcspkr i2c_i801 i2c_core iTCO_wdt iTCO_vendor_support shpchp ioatdma dca i7core_edac edac_core bnx2 sg ext4 mbcache jbd2 sr_mod cdrom sd_mod crc_t10dif usb_storage qla2xxx scsi_transport_fc scsi_tgt mptsas mptscsih mptbase scsi_transport_sas dm_mod [last unloaded: scsi_wait_scan] Jun 9 11:28:16 istl-vmc-blade9 kernel: [ 6472.234345] Pid: 20435, comm: invert_cpu_stat Tainted: G W 3.1.0-rc2 #1 Jun 9 11:28:16 istl-vmc-blade9 kernel: [ 6472.241889] Call Trace: Jun 9 11:28:16 istl-vmc-blade9 kernel: [ 6472.244424] [] warn_slowpath_common+0x7f/0xc0 Jun 9 11:28:16 istl-vmc-blade9 kernel: [ 6472.250517] [] warn_slowpath_null+0x1a/0x20 Jun 9 11:28:16 istl-vmc-blade9 kernel: [ 6472.256433] [] _request_firmware+0x279/0x2c0 Jun 9 11:28:16 istl-vmc-blade9 kernel: [ 6472.262430] [] request_firmware+0x16/0x20 Jun 9 11:28:16 istl-vmc-blade9 kernel: [ 6472.268174] [] request_microcode_fw+0x70/0xf0 [microcode] Jun 9 11:28:16 istl-vmc-blade9 kernel: [ 6472.275300] [] microcode_init_cpu+0xc0/0x100 [microcode] Jun 9 11:28:16 istl-vmc-blade9 kernel: [ 6472.282343] [] mc_cpu_callback+0x7c/0x11f [microcode] Jun 9 11:28:16 istl-vmc-blade9 kernel: [ 6472.289119] [] notifier_call_chain+0x94/0xd0 Jun 9 11:28:16 istl-vmc-blade9 kernel: [ 6472.295123] [] __raw_notifier_call_chain+0xe/0x10 Jun 9 11:28:16 istl-vmc-blade9 kernel: [ 6472.301557] [] __cpu_notify+0x20/0x40 Jun 9 11:28:16 istl-vmc-blade9 kernel: [ 6472.306955] [] _cpu_up+0xc7/0x10e Jun 9 11:28:16 istl-vmc-blade9 kernel: [ 6472.312003] [] cpu_up+0xd9/0xec Jun 9 11:28:16 istl-vmc-blade9 kernel: [ 6472.316882] [] store_online+0x99/0xd0 Jun 9 11:28:16 istl-vmc-blade9 kernel: [ 6472.322275] [] sysdev_store+0x20/0x30 Jun 9 11:28:16 istl-vmc-blade9 kernel: [ 6472.327667] [] sysfs_write_file+0xe6/0x170 Jun 9 11:28:16 istl-vmc-blade9 kernel: [ 6472.333500] [] vfs_write+0xd0/0x1a0 Jun 9 11:28:16 istl-vmc-blade9 kernel: [ 6472.338719] [] sys_write+0x54/0xa0 Jun 9 11:28:16 istl-vmc-blade9 kernel: [ 6472.343845] [] system_call_fastpath+0x16/0x1b Jun 9 11:28:16 istl-vmc-blade9 kernel: [ 6472.349932] ---[ end trace cff32f63e15cd493 ]--- Jun 9 11:28:16 istl-vmc-blade9 kernel: [ 6472.354636] platform microcode: firmware: intel-ucode/06-2c-02 will not be loaded Jun 9 11:28:16 istl-vmc-blade9 kernel: [ 6472.362376] kobject: 'cpufreq' (ffff8801f23602a8): kobject_add_internal: parent: 'cpu2', set: '' Jun 9 11:29:20 istl-vmc-blade9 kernel: [ 6540.909966] PM: Syncing filesystems ... Jun 9 11:29:20 istl-vmc-blade9 kernel: [ 6540.944601] kobject: 'microcode' (ffff88046da92110): kobject_uevent_env Jun 9 11:29:20 istl-vmc-blade9 kernel: [ 6540.951655] kobject: 'microcode' (ffff88046da92110): kobject_uevent_env: uevent_suppress caused the event to drop! Jun 9 11:29:20 istl-vmc-blade9 kernel: [ 6540.989076] kobject: 'microcode' (ffff88046da92110): kobject_uevent_env Jun 9 11:29:20 istl-vmc-blade9 kernel: [ 6541.020612] kobject: 'microcode' (ffff88046da92110): fill_kobj_path: path = '/devices/platform/microcode/firmware/microcode' Jun 9 11:29:20 istl-vmc-blade9 kernel: [ 6541.071477] done. Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6541.073515] Freezing user space processes ... Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.058681] Freezing of tasks failed after 20.01 seconds (2 tasks refusing to freeze, wq_busy=0): Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.067717] invert_cpu_stat D 0000000000000000 5304 20435 17329 0x00000084 Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.074901] ffff8801f367bab8 0000000000000046 ffff8801f367bfd8 00000000001d3a00 Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.082551] ffff8801f367a010 00000000001d3a00 00000000001d3a00 00000000001d3a00 Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.090199] ffff8801f367bfd8 00000000001d3a00 ffff880414cc6840 ffff8801f36783c0 Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.097847] Call Trace: Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.100383] [] schedule_timeout+0x235/0x320 Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.106308] [] ? __lock_acquired+0x280/0x2f0 Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.112315] [] ? wait_for_common+0x3c/0x170 Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.118227] [] ? wait_for_common+0x113/0x170 Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.124224] [] wait_for_common+0x11b/0x170 Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.130052] [] ? try_to_wake_up+0x300/0x300 Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.135969] [] ? mod_timer+0x15a/0x2c0 Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.141445] [] wait_for_completion+0x1d/0x20 Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.147445] [] _request_firmware+0x156/0x2c0 Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.153447] [] request_firmware+0x16/0x20 Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.159190] [] request_microcode_fw+0x70/0xf0 [microcode] Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.166318] [] microcode_init_cpu+0xc0/0x100 [microcode] Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.173354] [] mc_cpu_callback+0x7c/0x11f [microcode] Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.180137] [] notifier_call_chain+0x94/0xd0 Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.186135] [] __raw_notifier_call_chain+0xe/0x10 Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.192572] [] __cpu_notify+0x20/0x40 Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.197965] [] _cpu_up+0xc7/0x10e Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.203011] [] cpu_up+0xd9/0xec Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.207884] [] store_online+0x99/0xd0 Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.213273] [] sysdev_store+0x20/0x30 Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.218666] [] sysfs_write_file+0xe6/0x170 Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.224495] [] vfs_write+0xd0/0x1a0 Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.229713] [] sys_write+0x54/0xa0 Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.234846] [] system_call_fastpath+0x16/0x1b Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.240957] bash D 0000000000000000 5784 23638 17550 0x00000084 Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.248136] ffff88046068bd88 0000000000000046 ffff88046068bfd8 00000000001d3a00 Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.255780] ffff88046068a010 00000000001d3a00 00000000001d3a00 00000000001d3a00 Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.263423] ffff88046068bfd8 00000000001d3a00 ffff8801f1592180 ffff88046d59a4c0 Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.271072] Call Trace: Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.273601] [] __mutex_lock_common+0x193/0x3f0 Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.279778] [] ? cpu_hotplug_driver_lock+0x17/0x20 Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.286292] [] ? cpu_hotplug_driver_lock+0x17/0x20 Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.292812] [] mutex_lock_nested+0x37/0x50 Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.298634] [] cpu_hotplug_driver_lock+0x17/0x20 Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.304980] [] store_online+0x32/0xd0 Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.310371] [] sysdev_store+0x20/0x30 Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.315766] [] sysfs_write_file+0xe6/0x170 Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.321591] [] vfs_write+0xd0/0x1a0 Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.326808] [] sys_write+0x54/0xa0 Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.331938] [] system_call_fastpath+0x16/0x1b Jun 9 11:29:40 istl-vmc-blade9 firmware.sh[23918]: Cannot find firmware file 'intel-ucode/06-2c-02' Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.338039] Restarting tasks ... Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.359188] kobject: 'microcode' (ffff88046da92110): kobject_uevent_env Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.377708] kobject: 'microcode' (ffff88046da92110): fill_kobj_path: path = '/devices/platform/microcode/firmware/microcode' Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.424621] done. Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.426774] Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.428536] PM: Basic memory bitmaps freed Jun 9 11:29:40 istl-vmc-blade9 kernel: [ 6561.470585] kobject: 'firmware' (ffff88046cdfd540): kobject_cleanup