| From: |
| Arjan van de Ven <arjan@linux.intel.com> |
| To: |
| linux-kernel@vger.kernel.org |
| Subject: |
| Top 9 kernel oopses/warnings for the week of December 29th, 2007 |
| Date: |
| Sat, 29 Dec 2007 12:34:39 +0100 |
| Message-ID: |
| <477630CF.5070609@linux.intel.com> |
| Cc: |
| akpm@linux-foundation.org,
Linus Torvalds <torvalds@linux-foundation.org>,
netdev@vger.kernel.org |
The http://www.kerneloops.org website collects kernel oops and
warning reports from various mailing lists and bugzillas as well as
with a client users can install to auto-submit oopses.
Below is a top 10 list of the oopses collected in the last 7 days.
(Reports prior to 2.6.23 have been omitted in collecting the top 10)
It has been a quiet week due to the holidays, only 55 oops traces
have been collected.
Rank 1: sysctl_head_finish
sysctl table check failed
Reported 7 times
Only reported for the proprietary madwifi driver
More info: http://www.kerneloops.org/search.php?search=sysctl_head_f...
Rank 2: __ieee80211_rx
Warning at net/mac80211/rx.c:1672
Reported 5 times
Only seen in 2.6.24-rc6 so far
Johannes has diagnosed this as a driver bug in the iwlwifi drivers
More info: http://www.kerneloops.org/search.php?search=__ieee80211_rx
Rank 3: rb_erase
Null pointer dereference
Reported 4 times
Only seen in 2.6.24-rc6 so far
(Note: the reported removed the oops end marker manually; may be duplicate reports)
More info:
http://www.kerneloops.org/guilty.php?version=2.6.24-rc6&...
Rank 4: remove_proc_entry
Warning at fs/proc/generic.c:736
Reported 4 times for 2.6.24-rc4 and rc5 (Mandrake)
Seems to be a module unload issue
More info: http://www.kerneloops.org/search.php?search=remove_proc_e...
Rank 5: aes_encrypt
Invalid kernel pointer oops
Reported 2 times for 2.6.23.11
More info: http://www.kerneloops.org/search.php?search=aes_encrypt
Rank 6: cascade
BUG statement at kernel/timer.c:606
Reported 2 times for 2.6.23 (Gentoo)
More info: http://www.kerneloops.org/search.php?search=cascade
Rank 7: kref_put
Kernel paging request
Reported 2 times, only for 2.6.24-rc6-mm1
Diagnosed as a bug in the md-subsystem, patch available
More info: http://www.kerneloops.org/search.php?search=kref_put
More info: http://article.gmane.org/gmane.linux.kernel/618056
Rank 8: device_release
Warning at drivers/base/core.c:107
Reported 2 times last week, 6 incidents total
Seems to be a bug in the MTD physmap driver and the hgafb driver
More info: http://article.gmane.org/gmane.linux.kernel/618076
More info: http://article.gmane.org/gmane.linux.kernel/618076
Rank 9: mutex_lock
Null pointer dereference
Reported 2 times, of which one was a duplicate report
Seems to be related to running PPP over a bluetooth link
More info:
http://www.kerneloops.org/guilty.php?version=2.6.24-rc6&...
kerneloops.org news:
* As of 2.6.24-rc6, oopses have a unique identifier which makes it possible to filter out
duplicate
reports of (and replies to) the same oops. Unfortunately some reporters remove this line from
their reports to lkml.