root:~/ # uname -a
Linux t4 2.6.32-22-generic #33-Ubuntu SMP Wed Apr 28 13:28:05 UTC 2010 x86_64 GNU/Linux
root:~/ # dmesg|grep thinkpad_acpi
[ 4.138648] thinkpad_acpi: disagrees about version of symbol snd_ctl_add
[ 4.138651] thinkpad_acpi: Unknown symbol snd_ctl_add
[ 4.139223] thinkpad_acpi: disagrees about version of symbol snd_ctl_new1
[ 4.139224] thinkpad_acpi: Unknown symbol snd_ctl_new1
[ 4.139574] thinkpad_acpi: disagrees about version of symbol snd_ctl_boolean_mono_info
[ 4.139576] thinkpad_acpi: Unknown symbol snd_ctl_boolean_mono_info
or
root:~/ # insmod /lib/modules/2.6.32-22-generic/kernel/drivers/platform/x86/thinkpad_acpi.ko
insmod: error inserting '/lib/modules/2.6.32-22-generic/kernel/drivers/platform/x86/thinkpad_acpi.ko': -1 Unknown symbol in module
New Ubuntu kernel, same problem:
root:~/ # uname -a boolean_ mono_info boolean_ mono_info
Linux t4 2.6.32-22-generic #33-Ubuntu SMP Wed Apr 28 13:28:05 UTC 2010 x86_64 GNU/Linux
root:~/ # dmesg|grep thinkpad_acpi
[ 4.138648] thinkpad_acpi: disagrees about version of symbol snd_ctl_add
[ 4.138651] thinkpad_acpi: Unknown symbol snd_ctl_add
[ 4.139223] thinkpad_acpi: disagrees about version of symbol snd_ctl_new1
[ 4.139224] thinkpad_acpi: Unknown symbol snd_ctl_new1
[ 4.139574] thinkpad_acpi: disagrees about version of symbol snd_ctl_
[ 4.139576] thinkpad_acpi: Unknown symbol snd_ctl_
or 2.6.32- 22-generic/ kernel/ drivers/ platform/ x86/thinkpad_ acpi.ko 2.6.32- 22-generic/ kernel/ drivers/ platform/ x86/thinkpad_ acpi.ko' : -1 Unknown symbol in module
root:~/ # insmod /lib/modules/
insmod: error inserting '/lib/modules/
- a8