Messages in this thread | | | Date | Sun, 06 Jun 2010 18:26:10 +0200 | From | Ortwin Glück <> | Subject | BUG: Bad page map 2.6.35-rc2 |
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After booting ntp was consuming 100% CPU. strace gave nothing. Sending it a TERM spew the following into syslog. Ran it through ksymoops.
Jun 6 18:08:39 mithril kernel: BUG: Bad page map in process ntpd pte:07200720 pmd:35585067 Jun 6 18:08:39 mithril kernel: addr:b7480000 vm_flags:08000075 anon_vma:(null) mapping:f6c76da0 index:a3 Jun 6 18:08:39 mithril kernel: vma->vm_ops->fault: filemap_fault+0x0/0x3e0 Jun 6 18:08:39 mithril kernel: vma->vm_file->f_op->mmap: ext4_file_mmap+0x0/0x50 Jun 6 18:08:39 mithril kernel: Pid: 3525, comm: ntpd Not tainted 2.6.35-rc2 #5 Jun 6 18:08:39 mithril kernel: Call Trace: Jun 6 18:08:39 mithril kernel: [<c158d9a6>] ? printk+0x18/0x1a Jun 6 18:08:39 mithril kernel: [<c10ca345>] print_bad_pte+0x135/0x1a0 Jun 6 18:08:39 mithril kernel: [<c10ca3fd>] vm_normal_page+0x4d/0x60 Jun 6 18:08:39 mithril kernel: [<c10cae74>] unmap_vmas+0x204/0x6c0 Jun 6 18:08:39 mithril kernel: [<c10cef9c>] exit_mmap+0xcc/0x180 Jun 6 18:08:39 mithril kernel: [<c105e256>] mmput+0x36/0xd0 Jun 6 18:08:39 mithril kernel: [<c106261f>] exit_mm+0xdf/0x110 Jun 6 18:08:39 mithril kernel: [<c109fa24>] ? acct_collect+0x124/0x170 Jun 6 18:08:39 mithril kernel: [<c10645d4>] do_exit+0x604/0x6e0 Jun 6 18:08:39 mithril kernel: [<c108839b>] ? trace_hardirqs_off+0xb/0x10 Jun 6 18:08:39 mithril kernel: [<c10883fd>] ? put_lock_stats+0xd/0x30 Jun 6 18:08:39 mithril kernel: [<c10884c5>] ? lock_release_holdtime+0xa5/0x1a0 Jun 6 18:08:39 mithril kernel: [<c1591952>] ? _raw_spin_unlock_irq+0x22/0x50 Jun 6 18:08:39 mithril kernel: [<c10646e3>] do_group_exit+0x33/0x90 Jun 6 18:08:39 mithril kernel: [<c10703b2>] get_signal_to_deliver+0x2d2/0x490 Jun 6 18:08:39 mithril kernel: [<c104a520>] ? do_page_fault+0x0/0x3c0 Jun 6 18:08:39 mithril kernel: [<c1027729>] do_notify_resume+0xc9/0x880 Jun 6 18:08:39 mithril kernel: [<c158e874>] ? preempt_schedule+0x34/0x50 Jun 6 18:08:39 mithril kernel: [<c105673b>] ? get_parent_ip+0xb/0x40 Jun 6 18:08:39 mithril kernel: [<c105673b>] ? get_parent_ip+0xb/0x40 Jun 6 18:08:39 mithril kernel: [<c10883fd>] ? put_lock_stats+0xd/0x30 Jun 6 18:08:39 mithril kernel: [<c10884c5>] ? lock_release_holdtime+0xa5/0x1a0 Jun 6 18:08:39 mithril kernel: [<c107bc36>] ? up_read+0x16/0x30 Jun 6 18:08:39 mithril kernel: [<c104a71d>] ? do_page_fault+0x1fd/0x3c0 Jun 6 18:08:39 mithril kernel: [<c1066242>] ? _local_bh_enable+0x52/0xa0 Jun 6 18:08:39 mithril kernel: [<c106637f>] ? __do_softirq+0xef/0x140 Jun 6 18:08:39 mithril kernel: [<c1591a07>] ? _raw_spin_unlock+0x27/0x40 Jun 6 18:08:39 mithril kernel: [<c105673b>] ? get_parent_ip+0xb/0x40 Jun 6 18:08:39 mithril kernel: [<c1591c78>] ? restore_all_notrace+0x0/0x18 Jun 6 18:08:39 mithril kernel: [<c104a520>] ? do_page_fault+0x0/0x3c0 Jun 6 18:08:39 mithril kernel: [<c104a520>] ? do_page_fault+0x0/0x3c0 Jun 6 18:08:39 mithril kernel: [<c1591d26>] work_notifysig+0x13/0x19 Jun 6 18:08:39 mithril kernel: [<c104a520>] ? do_page_fault+0x0/0x3c0 Warning (Oops_read): Code line not seen, dumping what data is available
Trace; c158d9a6 <ar9280Modes_9280+146/12c0> Trace; c10ca345 <hugetlb_cow+2b5/440> Trace; c10ca3fd <hugetlb_cow+36d/440> Trace; c10cae74 <__mmu_notifier_invalidate_range_end+44/60> Trace; c10cef9c <__kmalloc+4c/d0> Trace; c105e256 <vprintk+3c6/400> Trace; c106261f <wakeup_softirqd+1f/30> Trace; c109fa24 <perf_read+94/300> Trace; c10645d4 <__do_proc_doulongvec_minmax+74/310> Trace; c108839b <__symbol_put+5b/60> Trace; c10883fd <sys_delete_module+1d/1e0> Trace; c10884c5 <sys_delete_module+e5/1e0> Trace; c1591952 <ar5416Common_9100+512/b98> Trace; c10646e3 <__do_proc_doulongvec_minmax+183/310> Trace; c10703b2 <__kernel_text_address+62/70> Trace; c104a520 <reserve_pfn_range+90/350> Trace; c1027729 <ptregs_execve+9/18> Trace; c158e874 <ar9280Modes_9280+1014/12c0> Trace; c105673b <proc_sched_show_task+e3b/13a0> Trace; c105673b <proc_sched_show_task+e3b/13a0> Trace; c10883fd <sys_delete_module+1d/1e0> Trace; c10884c5 <sys_delete_module+e5/1e0> Trace; c107bc36 <second_overflow+66/190> Trace; c104a71d <reserve_pfn_range+28d/350> Trace; c1066242 <sys_capset+32/170> Trace; c106637f <sys_capset+16f/170> Trace; c1591a07 <ar5416Common_9100+5c7/b98> Trace; c105673b <proc_sched_show_task+e3b/13a0> Trace; c1591c78 <ar5416Common_9100+838/b98> Trace; c104a520 <reserve_pfn_range+90/350> Trace; c104a520 <reserve_pfn_range+90/350> Trace; c1591d26 <ar5416Common_9100+8e6/b98> Trace; c104a520 <reserve_pfn_range+90/350>
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