Messages in this thread | | | Date | Fri, 21 Nov 2008 17:30:12 +0800 | From | Lai Jiangshan <> | Subject | Re: [2.6.28-rc5] RCU detected CPU 0 stall (t=4294893165/750 jiffies) |
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Hi, Folkert van Heusden,
Can you tell me how can I reproduce this bug.
Thanx, Lai
Folkert van Heusden wrote: > During the boot-process of a 2.6.28-RC5 kernel I got the followin on > the console: > > - [ 3.479998] RCU detected CPU 0 stall (t=4294893165/750 jiffies) > ! [ 3.480004] Pid: 1, comm: swapper Not tainted 2.6.28-rc5-custom2 #1 > ! [ 3.480004] Call Trace: > ! [ 3.480004] [<c0300c33>] ? printk+0xf/0x14 > ! [ 3.480004] [<c0166f15>] __rcu_pending+0x53/0x189 > ! [ 3.480004] [<c0167067>] rcu_pending+0x1c/0x47 > ! [ 3.480004] [<c0132aa4>] update_process_times+0x2b/0x4e > ! [ 3.480004] [<c0144c8d>] tick_sched_timer+0x6d/0x9b > ! [ 3.480004] [<c0144c20>] ? tick_sched_timer+0x0/0x9b > ! [ 3.480004] [<c013e0cc>] __run_hrtimer+0x60/0x97 > ! [ 3.480004] [<c013eb35>] hrtimer_interrupt+0xfe/0x166 > ! [ 3.480004] [<c0112eea>] smp_apic_timer_interrupt+0x6c/0x7f > ! [ 3.480004] [<c0104829>] apic_timer_interrupt+0x2d/0x34 > ! [ 3.480004] [<c043c454>] ? inflate_codes+0x272/0x3bc > ! [ 3.480004] [<c043cf22>] inflate_dynamic+0x4c0/0x4f0 > ! [ 3.480004] [<c043d775>] unpack_to_rootfs+0x524/0x975 > ! [ 3.480004] [<c0147eaf>] ? debug_check_no_locks_freed+0x1a/0x123 > ! [ 3.480004] [<c043e202>] ? populate_rootfs+0x0/0xcd > ! [ 3.480004] [<c043e202>] ? populate_rootfs+0x0/0xcd > ! [ 3.480004] [<c043e278>] populate_rootfs+0x76/0xcd > ! [ 3.480004] [<c0101130>] _stext+0x48/0x11e > ! [ 3.480004] [<c0206830>] ? ida_get_new_above+0x157/0x171 > ! [ 3.480004] [<c0218a08>] ? _raw_spin_lock+0x53/0xfa > ! [ 3.480004] [<c02189b1>] ? _raw_spin_unlock+0x74/0x78 > ! [ 3.480004] [<c0303759>] ? _spin_unlock+0x1d/0x20 > ! [ 3.480004] [<c01c1ab1>] ? proc_register+0x146/0x157 > ! [ 3.480004] [<c01c1bda>] ? create_proc_entry+0x7b/0x91 > ! [ 3.480004] [<c0166600>] ? register_irq_proc+0x7b/0x9b > ! [ 3.480004] [<c0166666>] ? init_irq_proc+0x46/0x59 > ! [ 3.480004] [<c04392ee>] kernel_init+0x102/0x150 > ! [ 3.480004] [<c04391ec>] ? kernel_init+0x0/0x150 > ! [ 3.480004] [<c0104987>] kernel_thread_helper+0x7/0x10 > + [ 4.773412] Freeing initrd memory: 53252k freed > > This is a P4 with hyperthreading. 0.5GB ram. IDE disk. > > > Folkert van Heusden >
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