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From: "=?utf-8?q?S=2E=C3=87a=C4=9Flar?= Onur" <caglar@pardus.org.tr>
Reply-To: caglar@pardus.org.tr
Organization: =?utf-8?q?T=C3=9CB=C4=B0TAK_/?= UEKAE
To: linux-kernel@vger.kernel.org
Subject: [BUG] warning at kernel/cpu.c:38/lock_cpu_hotplug()
Date: Sat, 23 Sep 2006 01:45:16 +0300
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Hi;

With kernel-2.6.18, "modprobe cpufreq_stats" always (i can reproduce) gaves=
=20
following;

=2E..
Lukewarm IQ detected in hotplug locking
BUG: warning at kernel/cpu.c:38/lock_cpu_hotplug()
 [<b0134a42>] lock_cpu_hotplug+0x42/0x65
 [<b02f8af1>] cpufreq_update_policy+0x25/0xad
 [<b0358756>] kprobe_flush_task+0x18/0x40
 [<b0355aab>] schedule+0x63f/0x68b
 [<b01377c2>] __link_module+0x0/0x1f
 [<b0119e7d>] __cond_resched+0x16/0x34
 [<b03560bf>] cond_resched+0x26/0x31
 [<b0355b0e>] wait_for_completion+0x17/0xb1
 [<f965c547>] cpufreq_stat_cpu_callback+0x13/0x20 [cpufreq_stats]
 [<f9670074>] cpufreq_stats_init+0x74/0x8b [cpufreq_stats]
 [<b0137872>] sys_init_module+0x91/0x174
 [<b0102c81>] sysenter_past_esp+0x56/0x79

on=20

zangetsu ~ # cat /proc/cpuinfo
processor       : 0
vendor_id       : GenuineIntel
cpu family      : 6
model           : 13
model name      : Intel(R) Pentium(R) M processor 1.73GHz
stepping        : 8
cpu MHz         : 1733.000
cache size      : 2048 KB
fdiv_bug        : no
hlt_bug         : no
f00f_bug        : no
coma_bug        : no
fpu             : yes
fpu_exception   : yes
cpuid level     : 2
wp              : yes
flags           : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca=
=20
cmov pat clflush dts acpi mmx fxsr sse sse2 ss tm pbe nx up est tm2
bogomips        : 3460.58

If needed i can gave more info/config etc.

Cheers
=2D-=20
S.=C3=87a=C4=9Flar Onur <caglar@pardus.org.tr>
http://cekirdek.pardus.org.tr/~caglar/

Linux is like living in a teepee. No Windows, no Gates and an Apache in hou=
se!

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