Bug 10608 - WARNING: at drivers/base/sys.c:183 sysdev_driver_register+0x56/0xe6()
WARNING: at drivers/base/sys.c:183 sysdev_driver_register+0x56/0xe6()
Status: CLOSED CODE_FIX
Product: ACPI
Classification: Unclassified
Component: Other
All Linux
: P1 normal
Assigned To: acpi_other
:
Depends on:
Blocks: 10492
  Show dependency treegraph
 
Reported: 2008-05-05 21:55 UTC by Peter Teoh
Modified: 2008-05-08 09:57 UTC (History)
2 users (show)

See Also:
Kernel Version: 2.6.26-rc1-00077-g17aa7e0
Tree: Mainline
Regression: Yes


Attachments

Description Peter Teoh 2008-05-05 21:55:07 UTC
Latest working kernel version:

2.6.25

Earliest failing kernel version:

2.6.26-rc1

Distribution:

FC5

Hardware Environment:

processor       : 0
vendor_id       : AuthenticAMD
cpu family      : 15
model           : 35
model name      : AMD Athlon(tm) 64 X2 Dual Core Processor 4800+
stepping        : 2
cpu MHz         : 2410.954
cache size      : 1024 KB
physical id     : 0
siblings        : 2
core id         : 0
cpu cores       : 2
apicid          : 0
initial apicid  : 0
fdiv_bug        : no
hlt_bug         : no
f00f_bug        : no
coma_bug        : no
fpu             : yes
fpu_exception   : yes
cpuid level     : 1
wp              : yes
flags           : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt lm 3dnowext 3dnow pni lahf_lm cmp_legacy
bogomips        : 4825.13
clflush size    : 64
power management: ts fid vid ttp

processor       : 1
vendor_id       : AuthenticAMD
cpu family      : 15
model           : 35
model name      : AMD Athlon(tm) 64 X2 Dual Core Processor 4800+
stepping        : 2
cpu MHz         : 2410.954
cache size      : 1024 KB
physical id     : 0
siblings        : 2
core id         : 1
cpu cores       : 2
apicid          : 1
initial apicid  : 1
fdiv_bug        : no
hlt_bug         : no
f00f_bug        : no
coma_bug        : no
fpu             : yes
fpu_exception   : yes
cpuid level     : 1
wp              : yes
flags           : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt lm 3dnowext 3dnow pni lahf_lm cmp_legacy
bogomips        : 4822.28
clflush size    : 64
power management: ts fid vid ttp

Software Environment:
Problem Description:

After booting up, found the following in dmesg...other than this the whole kernel seems ok - network/filesystem/processes etc....


RPC: Registered udp transport module.
RPC: Registered tcp transport module.
powernow-k8: Found 1 AMD Athlon(tm) 64 X2 Dual Core Processor 4800+ processors (2 cpu cores) (version 2.20.00)
powernow-k8: MP systems not supported by PSB BIOS structure
powernow-k8: MP systems not supported by PSB BIOS structure
sysdev: class cpu: driver (c0599f64) has already been registered to a class, something is wrong, but will forge on!
------------[ cut here ]------------
WARNING: at drivers/base/sys.c:183 sysdev_driver_register+0x56/0xe6()
Modules linked in:
Pid: 1, comm: swapper Not tainted 2.6.26-rc1-00077-g17aa7e0 #1
 [<c011ee2e>] warn_on_slowpath+0x40/0x67
 [<c02bb72f>] write_msg+0x0/0x99
 [<c011eeaf>] __call_console_drivers+0x54/0x60
 [<c0130e70>] up+0x9/0x2a
 [<c011f2c8>] release_console_sem+0x169/0x182
 [<c0234dc2>] acpi_ns_evaluate+0x2a/0x1a0
 [<c0234aab>] acpi_evaluate_object+0x244/0x251
 [<c0210092>] __next_cpu+0x12/0x21
 [<c024a139>] acpi_processor_preregister_performance+0x500/0x50f
 [<c011f743>] printk+0x14/0x18
 [<c026fa48>] sysdev_driver_register+0x56/0xe6
 [<c035e0a8>] cpufreq_register_driver+0x9b/0x147
 [<c05bb420>] kernel_init+0x11e/0x223
 [<c011ad01>] schedule_tail+0x16/0x43
 [<c010346a>] ret_from_fork+0x6/0x1c
 [<c05bb302>] kernel_init+0x0/0x223
 [<c05bb302>] kernel_init+0x0/0x223
 [<c010415b>] kernel_thread_helper+0x7/0x10
 =======================
---[ end trace ca84183dff0f2730 ]---
Using IPI No-Shortcut mode
Freeing unused kernel memory: 244k freed
input: ImExPS/2 Generic Explorer Mouse as /class/input/input4
ieee1394: Host added: ID:BUS[0-00:1023]  GUID[0011d8000098ab88]
kjournald starting.  Commit interval 5 seconds
EXT3-fs: mounted filesystem with ordered data mode.
EXT3 FS on dm-0, internal journal
kjournald starting.  Commit interval 5 seconds

Steps to reproduce:

Detected at bootup.
Comment 1 Greg Kroah-Hartman 2008-05-08 09:33:29 UTC
Should already be fixed in Linus's tree with commit id db176c6ed8974fae94328ad5ac9e70b094ff22fd

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