Re: System hangs on 2.6.26-rc8

[Roman Mindalev <lists-ioAbOcnQCpJeoWH0uzbU5w@public.gmane.org>]

[-- Attachment #1: Type: text/plain, Size: 2845 bytes --]

Rafael J. Wysocki wrote:
> On Thursday, 26 of June 2008, Roman Mindalev wrote:
>> I walking in web with Firefox when my system began freezing.
>> 1. After pressing "KMenu" menu not showing
>> 2. Yakuake's terminals not usable: when I try typing "dmesg | tail" or
>> even "ls" system not answering. I can typing anything (including
>> pressing Ctrl+C or Ctrl+Z), but reaction = 0
>> 3. Consoles (Alt + F1 and other) not usable too. I can't even log-in -
>> after typing username and pressing "Enter" password field not available,
>> and I can typing any text like:
>> ----------------------
>> login: r000n
>> grt
>> rthtr
>> y
>> trht
>> ----------------------
>> 4. Switching back to to X from text console not works: I see only black
>> screen
>> 5. Ctrl + Alt + Del not works, I can restart system only with hardware Reset
>>
>> These strange things was 2 times for last day.
>> Logs empty, last strings from syslog:
>> ------- 1-st time --------------------
>> Jun 26 10:37:16 desktop smartd[4967]: Device: /dev/sdb, SMART Usage
>> Attribute: 190 Airflow_Temperature_Cel changed from 59 to 58
>> Jun 26 10:37:16 desktop smartd[4967]: Device: /dev/sdb, SMART Usage
>> Attribute: 194 Temperature_Celsius changed from 115 to 112
>> Jun 26 10:39:01 desktop /USR/SBIN/CRON[14210]: (root) CMD (  [ -x
>> /usr/lib/php5/maxlifetime ] && [ -d /var/lib/php5 ] && find
>> /var/lib/php5/ -type f -cmin +$(/usr/lib/php5/maxlifetime) -print0 |
>> xargs -n 200 -r -0 rm)
>> Jun 26 10:41:43 desktop ntpd[5006]: synchronized to 204.9.136.253, stratum 2
>> Jun 26 10:42:51 desktop ntpd[5006]: synchronized to 89.108.124.4, stratum 2
>> Jun 26 10:49:00 desktop syslogd 1.5.0#5: restart.
>> --------------------------------------
>> ------- 2-st time --------------------
>> Jun 26 14:32:37 desktop ntpd[5002]: synchronized to 212.57.153.17, stratum 2
>> Jun 26 14:39:01 desktop /USR/SBIN/CRON[5624]: (root) CMD (  [ -x
>> /usr/lib/php5/maxlifetime ] && [ -d /var/lib/php5 ] && find
>> /var/lib/php5/ -type f -cmin +$(/usr/lib/php5/maxlifetime) -print0 |
>> xargs -n 200 -r -0 rm)
>> Jun 26 14:44:36 desktop syslogd 1.5.0#5: restart.
>> Jun 26 14:44:36 desktop kernel: klogd 1.5.0#5, log source = /proc/kmsg
>> started.
>> Jun 26 14:44:36 desktop kernel: /tty/ttyr5'
>> --------------------------------------
>> Firefox 3 from svn, updated ~3 days ago.
>> System - Debian sid (updated yesterday).
>> Kernel - 2.6.26-rc8
>>
>> If need more information, tell me, where I should take it)
> 
> Did anything like that happen to you with any previous kernel versions?
> 
> Rafael
> 
No. 2.6.26-rcX was very clear line for me.
But 2.6.26-rc8 - first kernel, which I compiled with timer 300 Hz
(instead 250). I can compile 2.6.26-rc7 with 300 Hz and 2.6.26-rc8 with
250 Hz if need.
Frequency of timer almost exclusive thing, which changed in my config
since 2.6.26-rc7

[-- Attachment #2: rc7-rc8.diff --]
[-- Type: text/x-patch, Size: 547 bytes --]

3,4c3,4
< # Linux kernel version: 2.6.26-rc7
< # Sat Jun 21 22:06:20 2008
---
> # Linux kernel version: 2.6.26-rc8
> # Wed Jun 25 11:31:15 2008
288,289c288,289
< CONFIG_HZ_250=y
< # CONFIG_HZ_300 is not set
---
> # CONFIG_HZ_250 is not set
> CONFIG_HZ_300=y
291c291
< CONFIG_HZ=250
---
> CONFIG_HZ=300
1433c1433,1434
< # CONFIG_SND_SEQUENCER is not set
---
> CONFIG_SND_SEQUENCER=m
> CONFIG_SND_SEQ_DUMMY=m
1437a1439
> # CONFIG_SND_SEQUENCER_OSS is not set
1438a1441
> CONFIG_SND_SEQ_RTCTIMER_DEFAULT=y
1449a1453
> # CONFIG_SND_VIRMIDI is not set