{{{ ipp018 login: [123461.384354] BUG: unable to handle kernel NULL pointer dereference at 0000000000000830 [123461.387664] IP: [] update_curr+0x19/0xc9 [123461.387664] PGD 22bd97067 PUD 22e8ac067 PMD 0 [123461.387664] Oops: 0000 [#1] SMP [123461.387664] last sysfs file: /sys/devices/system/cpu/sched_mc_power_savings [123461.387664] CPU 0 [123461.387664] Modules linked in: w83627hf hwmon_vid autofs4 smsc37b787_wdt k8temp forcedeth i2c_nforce2 i2c_core tg3 libphy e1000 xfs dm_snapshot dm_mirror dm_region_hash dm_log aacraid 3w_9xxx 3w_xxxx atp870u arcmsr aic7xxx scsi_wait_scan [123461.387664] Pid: 9362, comm: pclient Tainted: G M 2.6.28-rc7-00105-gfeaf384 #4 [123461.387664] RIP: 0010:[] [] update_curr+0x19/0xc9 [123461.387664] RSP: 0000:ffffffff80938e48 EFLAGS: 00010086 [123461.387664] RAX: 0000000000000000 RBX: ffff88012fac2d48 RCX: 0000000000000004 [123461.387664] RDX: 0000000000000000 RSI: ffff88022bfa1e60 RDI: ffff88012fac2c40 [123461.387664] RBP: ffffffff80938e68 R08: 0000000000000010 R09: 0000000000000001 [123461.387664] R10: 0000000000000000 R11: 0000000000000001 R12: ffff88012fac2c40 [123461.387664] R13: ffff88012fac2c40 R14: 0000000000000001 R15: 0000704997f4c928 [123461.387664] FS: 00007f65c8e6b6f0(0000) GS:ffffffff80872d80(0000) knlGS:0000000000000000 [123461.387664] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [123461.387664] CR2: 0000000000000830 CR3: 00000001ffc26000 CR4: 00000000000006e0 [123461.387664] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [123461.387664] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [123461.387664] Process pclient (pid: 9362, threadinfo ffff8801ffc4e000, task ffff88022bfa1e60) [123461.387664] Stack: [123461.387664] ffff88022bfa1e98 ffff88012fac2c40 0000000000000000 0000000000000001 [123461.387664] ffffffff80938e98 ffffffff80235824 ffff88002805ee00 ffff88022bfa1e60 [123461.387664] ffff88002805e480 0000000000000000 ffffffff80938ec8 ffffffff80236e07 [123461.387664] Call Trace: [123461.387664] <0> [] task_tick_fair+0x25/0x7f [123461.387664] [] scheduler_tick+0xc4/0x1ba [123461.387664] [] update_process_times+0x44/0x50 [123461.387664] [] ? tick_sched_timer+0x76/0x9c [123461.387664] [] ? tick_sched_timer+0x0/0x9c [123461.387664] [] ? __run_hrtimer+0x59/0x95 [123461.387664] [] ? hrtimer_interrupt+0xe1/0x15b [123461.387664] [] ? smp_apic_timer_interrupt+0x8e/0xac [123461.387664] [] ? apic_timer_interrupt+0x6b/0x70 [123461.387664] <0>Code: 3e ff ff ff 48 89 c7 31 c0 48 39 fb 0f 9f c0 5b c9 c3 55 48 89 e5 41 56 41 55 49 89 fd 41 54 53 48 8b 5f 50 48 8b 47 70 48 85 db <4c> 8b b0 30 08 00 00 0f 84 9a 00 00 00 4d 89 f4 4c 2b 63 40 4c [123461.387664] RIP [] update_curr+0x19/0xc9 [123461.387664] RSP [123461.387664] CR2: 0000000000000830 [123461.387664] Kernel panic - not syncing: Fatal exception in interrupt [123461.387664] ------------[ cut here ]------------ [123461.387664] WARNING: at kernel/smp.c:333 smp_call_function_mask+0x37/0x1d7() [123461.387664] Modules linked in: w83627hf hwmon_vid autofs4 smsc37b787_wdt k8temp forcedeth i2c_nforce2 i2c_core tg3 libphy e1000 xfs dm_snapshot dm_mirror dm_region_hash dm_log aacraid 3w_9xxx 3w_xxxx atp870u arcmsr aic7xxx scsi_wait_scan [123461.387664] Pid: 9362, comm: pclient Tainted: G M D 2.6.28-rc7-00105-gfeaf384 #4 [123461.387664] Call Trace: [123461.387664] [] warn_on_slowpath+0x51/0x6d [123461.387664] [] __atomic_notifier_call_chain+0x74/0x83 [123461.387664] [] __atomic_notifier_call_chain+0x0/0x83 [123461.387664] [] notify_update+0x2b/0x30 [123461.387664] [] smp_call_function_mask+0x37/0x1d7 [123461.387664] [] crash_kexec+0x17/0xef [123461.387664] [] crash_kexec+0xe6/0xef [123461.387664] [] release_console_sem+0x3e/0x1a5 [123461.387664] [] native_smp_send_stop+0x1a/0x26 [123461.387664] [] panic+0x95/0x13f [123461.387664] [] vgacon_set_cursor_size+0x40/0x10b [123461.387664] [] oops_end+0x7b/0x88 [123461.387664] [] do_page_fault+0x726/0x7df [123461.387664] [] error_exit+0x0/0x9a [123461.387664] [] update_curr+0x19/0xc9 [123461.387664] [] task_tick_fair+0x25/0x7f [123461.387664] [] scheduler_tick+0xc4/0x1ba [123461.387664] [] update_process_times+0x44/0x50 [123461.387664] [] tick_sched_timer+0x76/0x9c [123461.387664] [] tick_sched_timer+0x0/0x9c [123461.387664] [] __run_hrtimer+0x59/0x95 [123461.387664] [] hrtimer_interrupt+0xe1/0x15b [123461.387664] [] smp_apic_timer_interrupt+0x8e/0xac [123461.387664] [] apic_timer_interrupt+0x6b/0x70 [123461.387664] <4>---[ end trace e11e86fe14275d97 ]--- [123461.388913] BUG: spinlock lockup on CPU#3, swapper/0, ffff88002805e480 [123461.388913] Pid: 0, comm: swapper Tainted: G M D W 2.6.28-rc7-00105-gfeaf384 #4 [123461.388913] Call Trace: [123461.388913] [] _raw_spin_lock+0xfb/0x122 [123461.388913] [] _spin_lock_irqsave+0x37/0x3f [123461.388913] [] tg_shares_up+0x194/0x212 [123461.388913] [] tg_shares_up+0x194/0x212 [123461.388913] [] tg_shares_up+0x0/0x212 [123461.388913] [] tg_nop+0x0/0x8 [123461.388913] [] walk_tg_tree+0x90/0xc7 [123461.388913] [] walk_tg_tree+0x0/0xc7 [123461.388913] [] rebalance_domains+0x13c/0x3f8 [123461.388913] [] run_rebalance_domains+0x88/0xd6 [123461.388913] [] __do_softirq+0x7a/0x13d [123461.388913] [] call_softirq+0x1c/0x28 [123461.388913] [] do_softirq+0x2c/0x68 [123461.388913] [] irq_exit+0x3f/0x85 [123461.388913] [] smp_apic_timer_interrupt+0x93/0xac [123461.388913] [] apic_timer_interrupt+0x6b/0x70 [123461.388913] [] c1e_idle+0x0/0xe9 [123461.388913] [] __atomic_notifier_call_chain+0x0/0x83 [123461.388913] [] default_idle+0x27/0x3b [123461.388913] [] c1e_idle+0xe5/0xe9 [123461.388913] [] cpu_idle+0x4a/0x6d [123461.391107] BUG: spinlock lockup on CPU#1, swapper/0, ffff88002805e480 [123461.391107] Pid: 0, comm: swapper Tainted: G M D W 2.6.28-rc7-00105-gfeaf384 #4 [123461.391107] Call Trace: [123461.391107] [] _raw_spin_lock+0xfb/0x122 [123461.391107] [] _spin_lock_irqsave+0x37/0x3f [123461.391107] [] tg_shares_up+0x194/0x212 [123461.391107] [] tg_shares_up+0x194/0x212 [123461.391107] [] try_to_wake_up+0x229/0x23b [123461.391107] [] tg_shares_up+0x0/0x212 [123461.391107] [] tg_nop+0x0/0x8 [123461.391107] [] walk_tg_tree+0x90/0xc7 [123461.391107] [] walk_tg_tree+0x0/0xc7 [123461.391107] [] try_to_wake_up+0xb0/0x23b [123461.391107] [] hrtimer_wakeup+0x0/0x21 [123461.391107] [] hrtimer_wakeup+0x1d/0x21 [123461.391107] [] __run_hrtimer+0x59/0x95 [123461.391107] [] hrtimer_interrupt+0xe1/0x15b [123461.391107] [] smp_apic_timer_interrupt+0x8e/0xac [123461.391107] [] apic_timer_interrupt+0x6b/0x70 [123461.391107] [] c1e_idle+0x0/0xe9 [123461.391107] [] __atomic_notifier_call_chain+0x0/0x83 [123461.391107] [] default_idle+0x27/0x3b [123461.391107] [] c1e_idle+0xe5/0xe9 [123461.391107] [] cpu_idle+0x4a/0x6d }}}