netdev - Re: Top kernel oopses/warnings for the week of October 7th, 2008

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Date:	Tue, 7 Oct 2008 22:13:14 +0200
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	Arjan van de Ven <arjan@...ux.intel.com>
Cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Ingo Molnar <mingo@...e.hu>, NetDev <netdev@...r.kernel.org>,
	"linux-acpi" <linux-acpi@...r.kernel.org>, tglx@...x.de,
	"Theodore Ts'o" <tytso@....edu>, linux-ide@...r.kernel.org
Subject: Re: Top kernel oopses/warnings for the week of October 7th, 2008

On Tuesday, 7 of October 2008, Arjan van de Ven wrote:
> 
> This week, a total of 3340 oopses and warnings have been reported,
> compared to 3022 reports in the previous week.
> As with last week, this report only covers kernels 2.6.26 and later.
> 
> 
> 
> Per file statistics
> 722	net/sched/sch_generic.c
> 206	fs/jbd/journal.c
> 178	external/utrace
> 131	drivers/base/power/main.c
> 104	drivers/ata/libata-sff.c
> 104	include/linux/pagemap.h
> 96	kernel/timer.c
> 62	fs/ext3/super.c
> 61	external/fireglx/binary (P)
> 61	drivers/usb/serial/usb-serial.c
> 61	net/core/dev.c
> 
> 
> Unsolved issues
> ===============
> 
> Rank 1: dev_watchdog (warning)
> 	Reported 431 times (1363 total reports)
> 	Network TX watchdog timeouts for unidentified NICs. 2.6.27-rc7+ will identify the NIC.
> 	More info: http://www.kerneloops.org/searchweek.php?search=dev_watchdog
> 	The general top 10 distribution over the identified cases is like this:
> 	
>   count |          guilty
> -------+---------------------------
>     390 | dev_watchdog(sis900)
>     114 | dev_watchdog(usbnet)
>     102 | dev_watchdog(via-rhine)
>      99 | dev_watchdog(8390)
>      47 | dev_watchdog(8139too)
>      44 | dev_watchdog(orinoco)
>      40 | dev_watchdog(r8169)
>      26 | dev_watchdog(3c59x)
>      17 | dev_watchdog(forcedeth)
>      15 | dev_watchdog(fealnx)
> 
> 
> Rank 3: journal_update_superblock (warning)
> 	Reported 202 times (4509 total reports)
> 	Likely caused by the user removing a USB stick while mounted
> 	Ted has a patch to fix this; queued for 2.6.28
> 	This warning was last seen in version 2.6.27-rc8-git4, and first seen in 2.6.24-rc6-git1.
> 	More info: http://www.kerneloops.org/searchweek.php?search=journal_update_superblock
> 
> Rank 4: utrace_control (oops)
> 	Reported 166 times (1001 total reports)
> 	[fedora] Fedora merged a broken utrace patch
> 	This oops was last seen in version 2.6.26.5, and first seen in 2.6.26.1.
> 	More info: http://www.kerneloops.org/searchweek.php?search=utrace_control
> 
> Rank 5: dev_watchdog(sis900) (warning)
> 	Reported 135 times (390 total reports)
> 	This warning was last seen in version 2.6.27-rc8-git4, and first seen in 2.6.26-rc4-git2.
> 	More info: http://www.kerneloops.org/searchweek.php?search=dev_watchdog(sis900)
> 
> Rank 7: lock_page (warning)
> 	Reported 104 times (150 total reports)
> 	The hwclock program disables interrupts from userspace, and then hits a pagefault.
> 	The new diagnostics do a WARN_ON for faults-with-interrupts-off, and trap this.
> 	This warning was last seen in version 2.6.27-rc8-git7, and first seen in 2.6.27-rc1-git2.
> 	More info: http://www.kerneloops.org/searchweek.php?search=lock_page
> 
> Rank 8: run_timer_softirq (oops)
> 	Reported 83 times (301 total reports)
> 	softlockup; likely fixed by the timer cleanups done by Thomas
> 	This oops was last seen in version 2.6.27-rc1-git4, and first seen in 2.6.25.
> 	More info: http://www.kerneloops.org/searchweek.php?search=run_timer_softirq
> 
> Rank 9: device_pm_add (warning)
> 	Reported 81 times (323 total reports)
> 	Drivers with suspect suspend/resume logic; a patch is queued for 2.6.28 to identify
> 	which drivers are involved.
> 	This warning was last seen in version 2.6.27-rc4, and first seen in 2.6.26-rc5.
> 	More info: http://www.kerneloops.org/searchweek.php?search=device_pm_add

This should have been fixed by:
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f5a6d958b5d0a10e7e7a9dee1862fb31d08c6d26

Thanks,
Rafael
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