Problem also reproduced with:
Linux non-carus 2.6.31-02063112-generic #02063112 SMP Tue Jan 19 12:41:11 UTC
2010 i686 GNU/Linux
Since Ubuntu 9.10 the problem is apparently systematic.
** Tags removed: needs-upstream-testing
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[Hewlett-Packard HP Compaq 6735s and 6710b] noisy fan after resume o
You must set the polling frequency at startup. I forgotten that.
echo -n 5 > /proc/acpi/thermal_zone/CPUZ/polling_frequency
So how the workaround works.
The PC resumes with fan at full speed but /proc/acpi/fan/FAN? are set to
off. It is impossible to stop the fan because Linux thinks the fan is
a
** Attachment added: "BootDmesg.txt"
http://launchpadlibrarian.net/23877403/BootDmesg.txt
** Attachment added: "CurrentDmesg.txt"
http://launchpadlibrarian.net/23877404/CurrentDmesg.txt
** Attachment added: "Dependencies.txt"
http://launchpadlibrarian.net/23877405/Dependencies.txt
** A
Public bug reported:
Sometimes, after a resume, the fan runs at full speed until the system
is completely shutdown. Another suspend/resume won't resolve this issue.
Analysis
/proc/acpi/fan/FAN(0|1|2|3)/state give the state of the fan. After a resume,
the bios activates the fan at full speed. And
I have the same problem in ppc. A workaround is to pass an argument to
the application texmaker. For instance, typing "texmaker unused" won't
generate the exception. Whereas "texmaker" alone systematically produces
the exception.
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[apport] texmaker crashed with SIGSEGV in QString::fromLocal8Bit
