Hello,
rc1-git6. Hope this will help.
dmesg | ./scripts/markup_oops.pl
*__get_cpu_var(tasklet_vec).tail = t;
__get_cpu_var(tasklet_vec).tail = &(t->next);
raise_softirq_irqoff(TASKLET_SOFTIRQ);
local_irq_restore(flags);
c104c4fb: f7 c6 00 02 00 00 test $0x200,%esi
c104c501: 74 1d je c104c520 <__tasklet_schedule+0x80>
c104c503: e8 78 b5 02 00 call c1077a80 <trace_hardirqs_on>
return flags;
}
static inline void native_restore_fl(unsigned long flags)
{
asm volatile("push %0 ; popf"
c104c508: 56 push %esi | %esi => 200246
c104c509: 9d popf
}
*c104c50a: 8b 45 f4 mov -0xc(%ebp),%eax | %eax = 0 <--- faulting instruction
c104c50d: 65 33 05 14 00 00 00 xor %gs:0x14,%eax
c104c514: 75 13 jne c104c529 <__tasklet_schedule+0x89>
c104c516: 83 c4 04 add $0x4,%esp
c104c519: 5b pop %ebx
c104c51a: 5e pop %esi
c104c51b: c9 leave
c104c51c: c3 ret
c104c51d: 8d 76 00 lea 0x0(%esi),%esi
c104c520: 56 push %esi
c104c521: 9d popf
local_irq_save(flags);
t->next = NULL;
*__get_cpu_var(tasklet_vec).tail = t;
__get_cpu_var(tasklet_vec).tail = &(t->next);
raise_softirq_irqoff(TASKLET_SOFTIRQ);
local_irq_restore(flags);
c104c522: e8 29 7d 02 00 call c1074250 <trace_hardirqs_off>
c104c527: eb e1 jmp c104c50a <__tasklet_schedule+0x6a>
}
c104c529: e8 c2 85 ff ff call c1044af0 <__stack_chk_fail>
c104c52e: 66 90 xchg %ax,%ax
c104c530 <raise_softirq>:
if (!in_interrupt())
syslog:
kernel: [47080.294012] BUG: scheduling while atomic: pptpgw/6053/0x10000400
kernel: [47080.294022] INFO: lockdep is turned off.
kernel: [47080.294028] Modules linked in: ppp_deflate zlib_deflate ppp_async crc_ccitt ppp_generic slhc ipv6 fuse loop snd_hda_codec_si3054 snd_hda_codec_realtek snd_hda_intel
snd_hda_codec snd_pcm snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq snd_timer snd_seq_device pcspkr psmouse snd i2c_i801 rng_core serio_raw soundcore snd_page_alloc
asus_laptop evdev sg usbhid sr_mod hid cdrom sd_mod ata_generic pata_acpi ata_piix ricoh_mmc sdhci_pci sdhci ide_pci_generic uhci_hcd mmc_core led_class ehci_hcd usbcore r8169 mii
kernel: [47080.294165]
kernel: [47080.294175] Pid: 6053, comm: pptpgw Not tainted (2.6.31-rc1-dbgnv-git6 #1) F3JC
kernel: [47080.294184] EIP: 0060:[<c104c50a>] EFLAGS: 00200246 CPU: 0
kernel: [47080.294198] EIP is at __tasklet_schedule+0x6a/0x90
kernel: [47080.294205] EAX: 00000000 EBX: c31cf17c ECX: 00000000 EDX: 00000000
kernel: [47080.294213] ESI: 00200246 EDI: 00000fff EBP: c3271e60 ESP: c3271e54
kernel: [47080.294220] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
kernel: [47080.294228] CR0: 8005003b CR2: b7462000 CR3: 29de4000 CR4: 000006d0
kernel: [47080.294235] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000
kernel: [47080.294242] DR6: ffff0ff0 DR7: 00000400
kernel: [47080.294248] Call Trace:
kernel: [47080.294263] [<f80b238b>] ppp_asynctty_wakeup+0x6b/0x80 [ppp_async]
kernel: [47080.294276] [<c12dea72>] tty_wakeup+0x72/0x90
kernel: [47080.294287] [<c12e7603>] pty_unthrottle+0x23/0x50
kernel: [47080.294296] [<c12e4072>] tty_unthrottle+0x42/0x70
kernel: [47080.294306] [<c12e254f>] n_tty_read+0x48f/0x730
kernel: [47080.294320] [<c1039f20>] ? default_wake_function+0x0/0x40
kernel: [47080.294332] [<c12dd1b0>] tty_read+0xa0/0xe0
kernel: [47080.294341] [<c12e20c0>] ? n_tty_read+0x0/0x730
kernel: [47080.294352] [<c10fb30b>] vfs_read+0xbb/0x1c0
kernel: [47080.294362] [<c12dd110>] ? tty_read+0x0/0xe0
kernel: [47080.294372] [<c10fbad8>] sys_read+0x58/0xa0
kernel: [47080.294383] [<c100339b>] sysenter_do_call+0x12/0x32
kernel: [47080.294401] BUG: scheduling while atomic: pptpgw/6053/0x00000400
kernel: [47080.294408] INFO: lockdep is turned off.
kernel: [47080.294413] Modules linked in: ppp_deflate zlib_deflate ppp_async crc_ccitt ppp_generic slhc ipv6 fuse loop snd_hda_codec_si3054 snd_hda_codec_realtek snd_hda_intel
snd_hda_codec snd_pcm snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq snd_timer snd_seq_device pcspkr psmouse snd i2c_i801 rng_core serio_raw soundcore snd_page_alloc
asus_laptop evdev sg usbhid sr_mod hid cdrom sd_mod ata_generic pata_acpi ata_piix ricoh_mmc sdhci_pci sdhci ide_pci_generic uhci_hcd mmc_core led_class ehci_hcd usbcore r8169 mii
kernel: [47080.294548]
kernel: [47080.294555] Pid: 6053, comm: pptpgw Not tainted (2.6.31-rc1-dbgnv-git6 #1) F3JC
kernel: [47080.294564] EIP: 0060:[<c104c50a>] EFLAGS: 00200246 CPU: 0
kernel: [47080.294572] EIP is at __tasklet_schedule+0x6a/0x90
kernel: [47080.294579] EAX: 00000000 EBX: c31cf17c ECX: 00000000 EDX: 00000000
kernel: [47080.294586] ESI: 00200246 EDI: 00000fff EBP: c3271e60 ESP: c3271e54
kernel: [47080.294593] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
kernel: [47080.294600] CR0: 8005003b CR2: b7462000 CR3: 29de4000 CR4: 000006d0
kernel: [47080.294607] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000
kernel: [47080.294614] DR6: ffff0ff0 DR7: 00000400
kernel: [47080.294619] Call Trace:
kernel: [47080.294631] [<f80b238b>] ppp_asynctty_wakeup+0x6b/0x80 [ppp_async]
kernel: [47080.294641] [<c12dea72>] tty_wakeup+0x72/0x90
kernel: [47080.294651] [<c12e7603>] pty_unthrottle+0x23/0x50
kernel: [47080.294661] [<c12e4072>] tty_unthrottle+0x42/0x70
kernel: [47080.294670] [<c12e254f>] n_tty_read+0x48f/0x730
kernel: [47080.294683] [<c1039f20>] ? default_wake_function+0x0/0x40
kernel: [47080.294695] [<c12dd1b0>] tty_read+0xa0/0xe0
kernel: [47080.294704] [<c12e20c0>] ? n_tty_read+0x0/0x730
kernel: [47080.294714] [<c10fb30b>] vfs_read+0xbb/0x1c0
kernel: [47080.294724] [<c12dd110>] ? tty_read+0x0/0xe0
kernel: [47080.294733] [<c10fbad8>] sys_read+0x58/0xa0
kernel: [47080.294744] [<c100339b>] sysenter_do_call+0x12/0x32
pptp[6064]: anon log[logecho:pptp_ctrl.c:677]: Echo Reply received.
kernel: [47113.649464] INFO: RCU detected CPU 1 stall (t=14044096/3000 jiffies)
kernel: [47113.649464] Pid: 6052, comm: pppd Not tainted 2.6.31-rc1-dbgnv-git6 #1
kernel: [47113.649464] Call Trace:
kernel: [47113.649464] [<c1417a58>] ? printk+0x23/0x36
kernel: [47113.649464] [<c10a8220>] __rcu_pending+0x140/0x210
kernel: [47113.649464] [<c10a831a>] rcu_pending+0x2a/0x70
kernel: [47113.649464] [<c1051bdf>] update_process_times+0x3f/0x80
kernel: [47113.649464] [<c10714df>] tick_sched_timer+0x6f/0xf0
kernel: [47113.649464] [<c10640f6>] __run_hrtimer+0x56/0xe0
kernel: [47113.649464] [<c1071470>] ? tick_sched_timer+0x0/0xf0
kernel: [47113.649464] [<c1071470>] ? tick_sched_timer+0x0/0xf0
kernel: [47113.649464] [<c1064af5>] hrtimer_interrupt+0x145/0x270
kernel: [47113.649464] [<c1070ea6>] ? tick_program_event+0x36/0x60
kernel: [47113.649464] [<c101c4bc>] smp_apic_timer_interrupt+0x5c/0xb0
kernel: [47113.649464] [<c12582b8>] ? trace_hardirqs_off_thunk+0xc/0x14
kernel: [47113.649464] [<c1003e36>] apic_timer_interrupt+0x36/0x3c
kernel: [47113.649464] [<c1257c46>] ? delay_tsc+0x26/0x80
kernel: [47113.649464] [<c1257ba8>] __delay+0x18/0x30
kernel: [47113.649464] [<c125d956>] _raw_spin_lock+0xf6/0x170
kernel: [47113.649464] [<f8097e94>] ? ppp_channel_push+0x24/0xd0 [ppp_generic]
kernel: [47113.649464] [<c141b3d2>] _spin_lock_bh+0x62/0x90
kernel: [47113.649464] [<f8097e94>] ? ppp_channel_push+0x24/0xd0 [ppp_generic]
kernel: [47113.649464] [<f8097e94>] ppp_channel_push+0x24/0xd0 [ppp_generic]
kernel: [47113.649464] [<f8098057>] ppp_write+0xd7/0xe0 [ppp_generic]
kernel: [47113.649464] [<c10fafae>] vfs_write+0xbe/0x1c0
kernel: [47113.649464] [<f8097f80>] ? ppp_write+0x0/0xe0 [ppp_generic]
kernel: [47113.649464] [<c10fba38>] sys_write+0x58/0xa0
kernel: [47113.649464] [<c100339b>] sysenter_do_call+0x12/0x32
/USR/SBIN/CRON[6450]: (root) CMD (command -v debian-sa1 > /dev/null && debian-sa1 1 1)
kernel: [47143.649461] INFO: RCU detected CPU 1 stall (t=14053096/12000 jiffies)
kernel: [47143.649461] Pid: 6052, comm: pppd Not tainted 2.6.31-rc1-dbgnv-git6 #1
kernel: [47143.649461] Call Trace:
kernel: [47143.649461] [<c1417a58>] ? printk+0x23/0x36
kernel: [47143.649461] [<c10a8220>] __rcu_pending+0x140/0x210
kernel: [47143.649461] [<c10a831a>] rcu_pending+0x2a/0x70
kernel: [47143.649461] [<c1051bdf>] update_process_times+0x3f/0x80
kernel: [47143.649461] [<c10714df>] tick_sched_timer+0x6f/0xf0
kernel: [47143.649461] [<c10640f6>] __run_hrtimer+0x56/0xe0
kernel: [47143.649461] [<c1071470>] ? tick_sched_timer+0x0/0xf0
kernel: [47143.649461] [<c1071470>] ? tick_sched_timer+0x0/0xf0
kernel: [47143.649461] [<c1064af5>] hrtimer_interrupt+0x145/0x270
kernel: [47143.649461] [<c1070ea6>] ? tick_program_event+0x36/0x60
kernel: [47143.649461] [<c101c4bc>] smp_apic_timer_interrupt+0x5c/0xb0
kernel: [47143.649461] [<c12582b8>] ? trace_hardirqs_off_thunk+0xc/0x14
kernel: [47143.649461] [<c1003e36>] apic_timer_interrupt+0x36/0x3c
kernel: [47143.649461] [<c1257c65>] ? delay_tsc+0x45/0x80
kernel: [47143.649461] [<c1257ba8>] __delay+0x18/0x30
kernel: [47143.649461] [<c125d956>] _raw_spin_lock+0xf6/0x170
kernel: [47143.649461] [<f8097e94>] ? ppp_channel_push+0x24/0xd0 [ppp_generic]
kernel: [47143.649461] [<c141b3d2>] _spin_lock_bh+0x62/0x90
kernel: [47143.649461] [<f8097e94>] ? ppp_channel_push+0x24/0xd0 [ppp_generic]
kernel: [47143.649461] [<f8097e94>] ppp_channel_push+0x24/0xd0 [ppp_generic]
kernel: [47143.649461] [<f8098057>] ppp_write+0xd7/0xe0 [ppp_generic]
kernel: [47143.649461] [<c10fafae>] vfs_write+0xbe/0x1c0
kernel: [47143.649461] [<f8097f80>] ? ppp_write+0x0/0xe0 [ppp_generic]
kernel: [47143.649461] [<c10fba38>] sys_write+0x58/0xa0
kernel: [47143.649461] [<c100339b>] sysenter_do_call+0x12/0x32
pptp[6064]: anon log[logecho:pptp_ctrl.c:677]: Echo Reply received.
pptp[6064]: anon log[logecho:pptp_ctrl.c:679]: no more Echo Reply/Request packets will be reported.
kernel: [47173.649458] INFO: RCU detected CPU 1 stall (t=14062096/21000 jiffies)
kernel: [47173.649458] Pid: 6052, comm: pppd Not tainted 2.6.31-rc1-dbgnv-git6 #1
kernel: [47173.649458] Call Trace:
kernel: [47173.649458] [<c1417a58>] ? printk+0x23/0x36
kernel: [47173.649458] [<c10a8220>] __rcu_pending+0x140/0x210
kernel: [47173.649458] [<c10a831a>] rcu_pending+0x2a/0x70
kernel: [47173.649458] [<c1051bdf>] update_process_times+0x3f/0x80
kernel: [47173.649458] [<c10714df>] tick_sched_timer+0x6f/0xf0
kernel: [47173.649458] [<c10640f6>] __run_hrtimer+0x56/0xe0
kernel: [47173.649458] [<c1071470>] ? tick_sched_timer+0x0/0xf0
kernel: [47173.649458] [<c1071470>] ? tick_sched_timer+0x0/0xf0
kernel: [47173.649458] [<c1064af5>] hrtimer_interrupt+0x145/0x270
kernel: [47173.649458] [<c1070ea6>] ? tick_program_event+0x36/0x60
kernel: [47173.649458] [<c101c4bc>] smp_apic_timer_interrupt+0x5c/0xb0
kernel: [47173.649458] [<c12582b8>] ? trace_hardirqs_off_thunk+0xc/0x14
kernel: [47173.649458] [<c1003e36>] apic_timer_interrupt+0x36/0x3c
kernel: [47173.649458] [<c1257c65>] ? delay_tsc+0x45/0x80
kernel: [47173.649458] [<c1257ba8>] __delay+0x18/0x30
kernel: [47173.649458] [<c125d956>] _raw_spin_lock+0xf6/0x170
kernel: [47173.649458] [<f8097e94>] ? ppp_channel_push+0x24/0xd0 [ppp_generic]
kernel: [47173.649458] [<c141b3d2>] _spin_lock_bh+0x62/0x90
kernel: [47173.649458] [<f8097e94>] ? ppp_channel_push+0x24/0xd0 [ppp_generic]
kernel: [47173.649458] [<f8097e94>] ppp_channel_push+0x24/0xd0 [ppp_generic]
kernel: [47173.649458] [<f8098057>] ppp_write+0xd7/0xe0 [ppp_generic]
kernel: [47173.649458] [<c10fafae>] vfs_write+0xbe/0x1c0
kernel: [47173.649458] [<f8097f80>] ? ppp_write+0x0/0xe0 [ppp_generic]
kernel: [47173.649458] [<c10fba38>] sys_write+0x58/0xa0
kernel: [47173.649458] [<c100339b>] sysenter_do_call+0x12/0x32
kernel: [47203.649454] INFO: RCU detected CPU 1 stall (t=14071096/30000 jiffies)
kernel: [47203.649456] Pid: 6052, comm: pppd Not tainted 2.6.31-rc1-dbgnv-git6 #1
kernel: [47203.649456] Call Trace:
kernel: [47203.649456] [<c1417a58>] ? printk+0x23/0x36
kernel: [47203.649456] [<c10a8220>] __rcu_pending+0x140/0x210
kernel: [47203.649456] [<c10a831a>] rcu_pending+0x2a/0x70
kernel: [47203.649456] [<c1051bdf>] update_process_times+0x3f/0x80
kernel: [47203.649456] [<c10714df>] tick_sched_timer+0x6f/0xf0
kernel: [47203.649456] [<c10640f6>] __run_hrtimer+0x56/0xe0
kernel: [47203.649456] [<c1071470>] ? tick_sched_timer+0x0/0xf0
kernel: [47203.649456] [<c1071470>] ? tick_sched_timer+0x0/0xf0
kernel: [47203.649456] [<c1064af5>] hrtimer_interrupt+0x145/0x270
kernel: [47203.649456] [<c101c4bc>] smp_apic_timer_interrupt+0x5c/0xb0
kernel: [47203.649456] [<c12582b8>] ? trace_hardirqs_off_thunk+0xc/0x14
kernel: [47203.649456] [<c1003e36>] apic_timer_interrupt+0x36/0x3c
kernel: [47203.649456] [<c1257c65>] ? delay_tsc+0x45/0x80
kernel: [47203.649456] [<c1257ba8>] __delay+0x18/0x30
kernel: [47203.649456] [<c125d956>] _raw_spin_lock+0xf6/0x170
kernel: [47203.649456] [<f8097e94>] ? ppp_channel_push+0x24/0xd0 [ppp_generic]
kernel: [47203.649456] [<c141b3d2>] _spin_lock_bh+0x62/0x90
kernel: [47203.649456] [<f8097e94>] ? ppp_channel_push+0x24/0xd0 [ppp_generic]
kernel: [47203.649456] [<f8097e94>] ppp_channel_push+0x24/0xd0 [ppp_generic]
kernel: [47203.649456] [<f8098057>] ppp_write+0xd7/0xe0 [ppp_generic]
kernel: [47203.649456] [<c10fafae>] vfs_write+0xbe/0x1c0
kernel: [47203.649456] [<f8097f80>] ? ppp_write+0x0/0xe0 [ppp_generic]
kernel: [47203.649456] [<c10fba38>] sys_write+0x58/0xa0
kernel: [47203.649456] [<c100339b>] sysenter_do_call+0x12/0x32
kernel: [47233.649451] INFO: RCU detected CPU 1 stall (t=14080096/39000 jiffies)
kernel: [47233.649452] Pid: 6052, comm: pppd Not tainted 2.6.31-rc1-dbgnv-git6 #1
kernel: [47233.649452] Call Trace:
kernel: [47233.649452] [<c1417a58>] ? printk+0x23/0x36
kernel: [47233.649452] [<c10a8220>] __rcu_pending+0x140/0x210
kernel: [47233.649452] [<c10a831a>] rcu_pending+0x2a/0x70
kernel: [47233.649452] [<c1051bdf>] update_process_times+0x3f/0x80
kernel: [47233.649452] [<c10714df>] tick_sched_timer+0x6f/0xf0
kernel: [47233.649452] [<c10640f6>] __run_hrtimer+0x56/0xe0
kernel: [47233.649452] [<c1071470>] ? tick_sched_timer+0x0/0xf0
kernel: [47233.649452] [<c1071470>] ? tick_sched_timer+0x0/0xf0
kernel: [47233.649452] [<c1064af5>] hrtimer_interrupt+0x145/0x270
kernel: [47233.649452] [<c1070ea6>] ? tick_program_event+0x36/0x60
kernel: [47233.649452] [<c101c4bc>] smp_apic_timer_interrupt+0x5c/0xb0
kernel: [47233.649452] [<c12582b8>] ? trace_hardirqs_off_thunk+0xc/0x14
kernel: [47233.649452] [<c1003e36>] apic_timer_interrupt+0x36/0x3c
kernel: [47233.649452] [<c1257c63>] ? delay_tsc+0x43/0x80
kernel: [47233.649452] [<c1257ba8>] __delay+0x18/0x30
kernel: [47233.649452] [<c125d956>] _raw_spin_lock+0xf6/0x170
kernel: [47233.649452] [<f8097e94>] ? ppp_channel_push+0x24/0xd0 [ppp_generic]
kernel: [47233.649452] [<c141b3d2>] _spin_lock_bh+0x62/0x90
kernel: [47233.649452] [<f8097e94>] ? ppp_channel_push+0x24/0xd0 [ppp_generic]
kernel: [47233.649452] [<f8097e94>] ppp_channel_push+0x24/0xd0 [ppp_generic]
kernel: [47233.649452] [<f8098057>] ppp_write+0xd7/0xe0 [ppp_generic]
kernel: [47233.649452] [<c10fafae>] vfs_write+0xbe/0x1c0
kernel: [47233.649452] [<f8097f80>] ? ppp_write+0x0/0xe0 [ppp_generic]
kernel: [47233.649452] [<c10fba38>] sys_write+0x58/0xa0
kernel: [47233.649452] [<c100339b>] sysenter_do_call+0x12/0x32
kernel: [47263.649448] INFO: RCU detected CPU 1 stall (t=14089096/48000 jiffies)
kernel: [47263.649449] Pid: 6052, comm: pppd Not tainted 2.6.31-rc1-dbgnv-git6 #1
kernel: [47263.649449] Call Trace:
kernel: [47263.649449] [<c1417a58>] ? printk+0x23/0x36
kernel: [47263.649449] [<c10a8220>] __rcu_pending+0x140/0x210
kernel: [47263.649449] [<c10a831a>] rcu_pending+0x2a/0x70
kernel: [47263.649449] [<c1051bdf>] update_process_times+0x3f/0x80
kernel: [47263.649449] [<c10714df>] tick_sched_timer+0x6f/0xf0
kernel: [47263.649449] [<c10640f6>] __run_hrtimer+0x56/0xe0
kernel: [47263.649449] [<c1071470>] ? tick_sched_timer+0x0/0xf0
kernel: [47263.649449] [<c1071470>] ? tick_sched_timer+0x0/0xf0
kernel: [47263.649449] [<c1064af5>] hrtimer_interrupt+0x145/0x270
kernel: [47263.649449] [<c1070ea6>] ? tick_program_event+0x36/0x60
kernel: [47263.649449] [<c101c4bc>] smp_apic_timer_interrupt+0x5c/0xb0
kernel: [47263.649449] [<c12582b8>] ? trace_hardirqs_off_thunk+0xc/0x14
kernel: [47263.649449] [<c1003e36>] apic_timer_interrupt+0x36/0x3c
kernel: [47263.649449] [<c1257c65>] ? delay_tsc+0x45/0x80
kernel: [47263.649449] [<c1257ba8>] __delay+0x18/0x30
kernel: [47263.649449] [<c125d956>] _raw_spin_lock+0xf6/0x170
kernel: [47263.649449] [<f8097e94>] ? ppp_channel_push+0x24/0xd0 [ppp_generic]
kernel: [47263.649449] [<c141b3d2>] _spin_lock_bh+0x62/0x90
kernel: [47263.649449] [<f8097e94>] ? ppp_channel_push+0x24/0xd0 [ppp_generic]
kernel: [47263.649449] [<f8097e94>] ppp_channel_push+0x24/0xd0 [ppp_generic]
kernel: [47263.649449] [<f8098057>] ppp_write+0xd7/0xe0 [ppp_generic]
kernel: [47263.649449] [<c10fafae>] vfs_write+0xbe/0x1c0
kernel: [47263.649449] [<f8097f80>] ? ppp_write+0x0/0xe0 [ppp_generic]
kernel: [47263.649449] [<c10fba38>] sys_write+0x58/0xa0
kernel: [47263.649449] [<c100339b>] sysenter_do_call+0x12/0x32
kernel: [47293.649445] INFO: RCU detected CPU 1 stall (t=14098096/57000 jiffies)
kernel: [47293.649446] Pid: 6052, comm: pppd Not tainted 2.6.31-rc1-dbgnv-git6 #1
kernel: [47293.649446] Call Trace:
kernel: [47293.649446] [<c1417a58>] ? printk+0x23/0x36
kernel: [47293.649446] [<c10a8220>] __rcu_pending+0x140/0x210
kernel: [47293.649446] [<c10a831a>] rcu_pending+0x2a/0x70
kernel: [47293.649446] [<c1051bdf>] update_process_times+0x3f/0x80
kernel: [47293.649446] [<c10714df>] tick_sched_timer+0x6f/0xf0
kernel: [47293.649446] [<c10640f6>] __run_hrtimer+0x56/0xe0
kernel: [47293.649446] [<c1071470>] ? tick_sched_timer+0x0/0xf0
kernel: [47293.649446] [<c1071470>] ? tick_sched_timer+0x0/0xf0
kernel: [47293.649446] [<c1064af5>] hrtimer_interrupt+0x145/0x270
kernel: [47293.649446] [<c1070ea6>] ? tick_program_event+0x36/0x60
kernel: [47293.649446] [<c101c4bc>] smp_apic_timer_interrupt+0x5c/0xb0
kernel: [47293.649446] [<c12582b8>] ? trace_hardirqs_off_thunk+0xc/0x14
kernel: [47293.649446] [<c1003e36>] apic_timer_interrupt+0x36/0x3c
kernel: [47293.649446] [<c1257c48>] ? delay_tsc+0x28/0x80
kernel: [47293.649446] [<c1257ba8>] __delay+0x18/0x30
kernel: [47293.649446] [<c125d956>] _raw_spin_lock+0xf6/0x170
kernel: [47293.649446] [<f8097e94>] ? ppp_channel_push+0x24/0xd0 [ppp_generic]
kernel: [47293.649446] [<c141b3d2>] _spin_lock_bh+0x62/0x90
kernel: [47293.649446] [<f8097e94>] ? ppp_channel_push+0x24/0xd0 [ppp_generic]
kernel: [47293.649446] [<f8097e94>] ppp_channel_push+0x24/0xd0 [ppp_generic]
kernel: [47293.649446] [<f8098057>] ppp_write+0xd7/0xe0 [ppp_generic]
kernel: [47293.649446] [<c10fafae>] vfs_write+0xbe/0x1c0
kernel: [47293.649446] [<f8097f80>] ? ppp_write+0x0/0xe0 [ppp_generic]
kernel: [47293.649446] [<c10fba38>] sys_write+0x58/0xa0
kernel: [47293.649446] [<c100339b>] sysenter_do_call+0x12/0x32
Sergey
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