Skip site navigation (1)Skip section navigation (2)
Date:      Wed, 10 Jul 2013 13:25:03 GMT
From:      Volodymyr Kostyrko <c.kworr@gmail.com>
To:        freebsd-gnats-submit@FreeBSD.org
Subject:   kern/180435: Xtimerint woes on one machine
Message-ID:  <201307101325.r6ADP3i7063560@oldred.freebsd.org>
Resent-Message-ID: <201307101330.r6ADU0A7024142@freefall.freebsd.org>

next in thread | raw e-mail | index | archive | help

>Number:         180435
>Category:       kern
>Synopsis:       Xtimerint woes on one machine
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Wed Jul 10 13:30:00 UTC 2013
>Closed-Date:
>Last-Modified:
>Originator:     Volodymyr Kostyrko
>Release:        releng/9.1
>Organization:
none
>Environment:
FreeBSD kohrah.xim.bz 9.1-RELEASE-p4 FreeBSD 9.1-RELEASE-p4 #2 r252247M: Wed Jun 26 11:59:47 EEST 2013     arcade@kohrah.xim.bz:/usr/obj/usr/src/sys/MINIMAL  amd64
>Description:
Dunno is this a bug or some problem with my server. On one of my servers I get this:

Jun  4 23:12:01 kohrah kernel: KDB: stack backtrace:
Jun  4 23:12:01 kohrah kernel: #0 0xffffffff803944f0 at kdb_backtrace+0x60
Jun  4 23:12:01 kohrah kernel: #1 0xffffffff8031821b at watchdog_fire+0x8b
Jun  4 23:12:01 kohrah kernel: #2 0xffffffff80318526 at hardclock_cnt+0x2e6
Jun  4 23:12:01 kohrah kernel: #3 0xffffffff80596079 at handleevents+0x129
Jun  4 23:12:01 kohrah kernel: #4 0xffffffff80596c00 at timercb+0x2a0
Jun  4 23:12:01 kohrah kernel: #5 0xffffffff805c3bac at lapic_handle_timer+0x9c
Jun  4 23:12:01 kohrah kernel: #6 0xffffffff8056aaec at Xtimerint+0x8c

Jun  6 20:57:15 kohrah kernel: KDB: stack backtrace:
Jun  6 20:57:15 kohrah kernel: #0 0xffffffff803944f0 at kdb_backtrace+0x60
Jun  6 20:57:15 kohrah kernel: #1 0xffffffff8031821b at watchdog_fire+0x8b
Jun  6 20:57:15 kohrah kernel: #2 0xffffffff80318526 at hardclock_cnt+0x2e6
Jun  6 20:57:15 kohrah kernel: #3 0xffffffff80596079 at handleevents+0x129
Jun  6 20:57:15 kohrah kernel: #4 0xffffffff80596c00 at timercb+0x2a0
Jun  6 20:57:15 kohrah kernel: #5 0xffffffff805c3bac at lapic_handle_timer+0x9c
Jun  6 20:57:15 kohrah kernel: #6 0xffffffff8056aaec at Xtimerint+0x8c
Jun  6 20:57:15 kohrah kernel: #7 0xffffffff8034aa2f at lf_free_lock+0x1ff
Jun  6 20:57:15 kohrah kernel: #8 0xffffffff8034b929 at lf_activate_lock+0x2c9
Jun  6 20:57:15 kohrah kernel: #9 0xffffffff8034a030 at lf_advlockasync+0x7a0
Jun  6 20:57:15 kohrah kernel: #10 0xffffffff8034aa88 at lf_advlock+0x48
Jun  6 20:57:15 kohrah kernel: #11 0xffffffff803e1269 at vop_stdadvlock+0xa9
Jun  6 20:57:15 kohrah kernel: #12 0xffffffff8032334c at kern_fcntl+0x100c
Jun  6 20:57:15 kohrah kernel: #13 0xffffffff803222d3 at sys_fcntl+0xc3
Jun  6 20:57:15 kohrah kernel: #14 0xffffffff8057ff1b at amd64_syscall+0x29b
Jun  6 20:57:15 kohrah kernel: #15 0xffffffff8056a27b at Xfast_syscall+0xfb

Jun 21 10:43:30 kohrah kernel: KDB: stack backtrace:
Jun 21 10:43:30 kohrah kernel: #0 0xffffffff803944f0 at kdb_backtrace+0x60
Jun 21 10:43:30 kohrah kernel: #1 0xffffffff8031821b at watchdog_fire+0x8b
Jun 21 10:43:30 kohrah kernel: #2 0xffffffff80318526 at hardclock_cnt+0x2e6
Jun 21 10:43:30 kohrah kernel: #3 0xffffffff80596079 at handleevents+0x129
Jun 21 10:43:30 kohrah kernel: #4 0xffffffff80596c00 at timercb+0x2a0
Jun 21 10:43:30 kohrah kernel: #5 0xffffffff805c3bac at lapic_handle_timer+0x9c
Jun 21 10:43:30 kohrah kernel: #6 0xffffffff8056aaec at Xtimerint+0x8c

Jun 25 01:42:35 kohrah kernel: #0 0xffffffff803944f0 at kdb_backtrace+0x60
Jun 25 01:42:35 kohrah kernel: #1 0xffffffff8031821b at watchdog_fire+0x8b
Jun 25 01:42:35 kohrah kernel: #2 0xffffffff80318526 at hardclock_cnt+0x2e6
Jun 25 01:42:35 kohrah kernel: #3 0xffffffff80596079 at handleevents+0x129
Jun 25 01:42:35 kohrah kernel: #4 0xffffffff80596c00 at timercb+0x2a0
Jun 25 01:42:35 kohrah kernel: #5 0xffffffff805c3bac at lapic_handle_timer+0x9c
Jun 25 01:42:35 kohrah kernel: #6 0xffffffff8056aaec at Xtimerint+0x8c

# here goes update to 9.1-p4

Jul 10 15:56:22 kohrah kernel: KDB: stack backtrace:
Jul 10 15:56:22 kohrah kernel: #0 0xffffffff803944f0 at kdb_backtrace+0x60
Jul 10 15:56:22 kohrah kernel: #1 0xffffffff8031821b at watchdog_fire+0x8b
Jul 10 15:56:22 kohrah kernel: #2 0xffffffff80318526 at hardclock_cnt+0x2e6
Jul 10 15:56:22 kohrah kernel: #3 0xffffffff80596099 at handleevents+0x129
Jul 10 15:56:22 kohrah kernel: #4 0xffffffff80596c20 at timercb+0x2a0
Jul 10 15:56:22 kohrah kernel: #5 0xffffffff805c3bcc at lapic_handle_timer+0x9c
Jul 10 15:56:22 kohrah kernel: #6 0xffffffff8056ab0c at Xtimerint+0x8c
Jul 10 15:56:22 kohrah kernel: #7 0xffffffff80ec9ef7 at kcs_wait_for_obf+0x87
Jul 10 15:56:22 kohrah kernel: #8 0xffffffff80eca455 at kcs_read_byte+0x45
Jul 10 15:56:22 kohrah kernel: #9 0xffffffff80ec9fab at kcs_loop+0x7b
Jul 10 15:56:22 kohrah kernel: #10 0xffffffff803355f5 at fork_exit+0x75
Jul 10 15:56:22 kohrah kernel: #11 0xffffffff8056a4ee at fork_trampoline+0xe

My server is based on Supermicro X8DT3 board. I tried to change disks/memory/cpu but in vain.

Relevant report:

http://forums.freebsd.org/showthread.php?t=40391
>How-To-Repeat:

>Fix:


>Release-Note:
>Audit-Trail:
>Unformatted:



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?201307101325.r6ADP3i7063560>