From owner-freebsd-bugs@FreeBSD.ORG Wed Jul 10 13:30:00 2013 Return-Path: Delivered-To: freebsd-bugs@smarthost.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) by hub.freebsd.org (Postfix) with ESMTP id 91E4CEA5 for ; Wed, 10 Jul 2013 13:30:00 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (freefall.freebsd.org [IPv6:2001:1900:2254:206c::16:87]) by mx1.freebsd.org (Postfix) with ESMTP id 7664F1D3E for ; Wed, 10 Jul 2013 13:30:00 +0000 (UTC) Received: from freefall.freebsd.org (localhost [127.0.0.1]) by freefall.freebsd.org (8.14.7/8.14.7) with ESMTP id r6ADU0dv024143 for ; Wed, 10 Jul 2013 13:30:00 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.14.7/8.14.7/Submit) id r6ADU0A7024142; Wed, 10 Jul 2013 13:30:00 GMT (envelope-from gnats) Resent-Date: Wed, 10 Jul 2013 13:30:00 GMT Resent-Message-Id: <201307101330.r6ADU0A7024142@freefall.freebsd.org> Resent-From: FreeBSD-gnats-submit@FreeBSD.org (GNATS Filer) Resent-To: freebsd-bugs@FreeBSD.org Resent-Reply-To: FreeBSD-gnats-submit@FreeBSD.org, Volodymyr Kostyrko Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) by hub.freebsd.org (Postfix) with ESMTP id 21E7EC66 for ; Wed, 10 Jul 2013 13:25:04 +0000 (UTC) (envelope-from nobody@FreeBSD.org) Received: from oldred.freebsd.org (oldred.freebsd.org [8.8.178.121]) by mx1.freebsd.org (Postfix) with ESMTP id 154CE1D08 for ; Wed, 10 Jul 2013 13:25:04 +0000 (UTC) Received: from oldred.freebsd.org ([127.0.1.6]) by oldred.freebsd.org (8.14.5/8.14.7) with ESMTP id r6ADP3xo063561 for ; Wed, 10 Jul 2013 13:25:03 GMT (envelope-from nobody@oldred.freebsd.org) Received: (from nobody@localhost) by oldred.freebsd.org (8.14.5/8.14.5/Submit) id r6ADP3i7063560; Wed, 10 Jul 2013 13:25:03 GMT (envelope-from nobody) Message-Id: <201307101325.r6ADP3i7063560@oldred.freebsd.org> Date: Wed, 10 Jul 2013 13:25:03 GMT From: Volodymyr Kostyrko To: freebsd-gnats-submit@FreeBSD.org X-Send-Pr-Version: www-3.1 Subject: kern/180435: Xtimerint woes on one machine X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 10 Jul 2013 13:30:00 -0000 >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: