From owner-freebsd-questions@FreeBSD.ORG Sat Jun 6 06:58:14 2009 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id A1D81106566C for ; Sat, 6 Jun 2009 06:58:14 +0000 (UTC) (envelope-from georg@dts.su) Received: from host4.symbios.ru (host4.symbios.ru [80.84.112.82]) by mx1.freebsd.org (Postfix) with ESMTP id 3B8738FC15 for ; Sat, 6 Jun 2009 06:58:14 +0000 (UTC) (envelope-from georg@dts.su) Received: from [127.0.0.1] (helo=WORLDMY) by host4.symbios.ru with esmtpa (Exim 4.69 (FreeBSD)) (envelope-from ) id 1MCpr2-0000WY-5v for freebsd-questions@freebsd.org; Sat, 06 Jun 2009 10:58:12 +0400 Received: from WORLDMY ([80.84.121.226] helo=WORLDMY) with IPv4:25 by host4.symbios.ru; 6 Jun 2009 10:58:11 +0400 Date: Sat, 6 Jun 2009 10:58:11 +0400 From: georg@dts.su Organization: dts.su X-Priority: 3 (Normal) Message-ID: <15010736657.20090606105811@dts.su> To: freebsd-questions@freebsd.org In-Reply-To: <200906021459146250568@ec.com.cn> References: <200906021459146250568@ec.com.cn> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Assp-Whitelisted: Yes X-Assp-Envelope-From: georg@dts.su X-Assp-Intended-For: freebsd-questions@freebsd.org X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - host4.symbios.ru X-AntiAbuse: Original Domain - freebsd.org X-AntiAbuse: Originator/Caller UID/GID - [26 6] / [26 6] X-AntiAbuse: Sender Address Domain - dts.su Subject: Re[2]: fatal trap 12 X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: georg@dts.su List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 06 Jun 2009 06:58:15 -0000 Hello, Freebsd-questions. After one of new crash I have this: GNU gdb 6.1.1 [FreeBSD] Copyright 2004 Free Software Foundation, Inc. GDB is free software, covered by the GNU General Public License, and you are welcome to change it and/or distribute copies of it under certain condition= s. Type "show copying" to see the conditions. There is absolutely no warranty for GDB. Type "show warranty" for details. This GDB was configured as "amd64-marcel-freebsd"... Unread portion of the kernel message buffer: Fatal trap 12: page fault while in kernel mode cpuid =3D 2; apic id =3D 02 fault virtual address =3D 0x0 fault code =3D supervisor read data, page not present instruction pointer =3D 0x8:0xffffffff804c4eb8 stack pointer =3D 0x10:0xffffff807a0478f0 frame pointer =3D 0x10:0xffffff807a047930 code segment =3D base 0x0, limit 0xfffff, type 0x1b =3D DPL 0, pres 1, long 1, def32 0, gran 1 processor eflags =3D interrupt enabled, resume, IOPL =3D 0 current process =3D 32668 (perl5.10.0) Physical memory: 4082 MB Dumping 1647 MB: 1632 1616 1600 1584 1568 1552 1536 1520 1504 1488 1472 145= 6 1440 1424 1408 1392 1376 1360 1344 1328 1312 1296 1280 1264 1248 1232 121= 6 1200 1184 1168 1152 1136 1120 1104 1088 1072 1056 1040 1024 1008 992 976 = 960 944 928 912 896 880 864 848 832 816 800 784 768 752 736 720 704 688 672= 656 640 624 608 592 576 560 544 528 512 496 480 464 448 432 416 400 384 36= 8 352 336 320 304 288 272 256 240 224 208 192 176 160 144 128 112 96 80 64 = 48 32 16 Reading symbols from /boot/kernel/accf_http.ko...Reading symbols from /boot= /kernel/accf_http.ko.symbols...done. done. Loaded symbols for /boot/kernel/accf_http.ko #0 doadump () at pcpu.h:195 195 __asm __volatile("movq %%gs:0,%0" : "=3Dr" (td)); (kgdb) list *0xffffffff804c4eb8 0xffffffff804c4eb8 is in pfs_ioctl (/usr/src/sys/fs/pseudofs/pseudofs_vnops= .c:265). 260 static int 261 pfs_ioctl(struct vop_ioctl_args *va) 262 { 263 struct vnode *vn =3D va->a_vp; 264 struct pfs_vdata *pvd =3D vn->v_data; 265 struct pfs_node *pn =3D pvd->pvd_pn; 266 struct proc *proc; 267 int error; 268 269 PFS_TRACE(("%s: %lx", pn->pn_name, va->a_command)); (kgdb) backtrace #0 doadump () at pcpu.h:195 #1 0xffffffff801c8dac in db_fncall (dummy1=3DVariable "dummy1" is not avai= lable. ) at /usr/src/sys/ddb/db_command.c:516 #2 0xffffffff801c92df in db_command (last_cmdp=3D0xffffffff80b30c88, cmd_t= able=3D0x0, dopager=3D1) at /usr/src/sys/ddb/db_command.c:413 #3 0xffffffff801c94f0 in db_command_loop () at /usr/src/sys/ddb/db_command= .c:466 #4 0xffffffff801cb0d9 in db_trap (type=3DVariable "type" is not available. ) at /usr/src/sys/ddb/db_main.c:228 #5 0xffffffff80554e55 in kdb_trap (type=3D12, code=3D0, tf=3D0xffffff807a0= 47840) at /usr/src/sys/kern/subr_kdb.c:524 #6 0xffffffff807fae80 in trap_fatal (frame=3D0xffffff807a047840, eva=3DVar= iable "eva" is not available. ) at /usr/src/sys/amd64/amd64/trap.c:752 #7 0xffffffff807fb254 in trap_pfault (frame=3D0xffffff807a047840, usermode= =3D0) at /usr/src/sys/amd64/amd64/trap.c:673 #8 0xffffffff807fbc02 in trap (frame=3D0xffffff807a047840) at /usr/src/sys= /amd64/amd64/trap.c:444 #9 0xffffffff807df35e in calltrap () at /usr/src/sys/amd64/amd64/exception= .S:209 #10 0xffffffff804c4eb8 in pfs_ioctl (va=3D0xffffff807a047a10) at /usr/src/s= ys/fs/pseudofs/pseudofs_vnops.c:264 #11 0xffffffff805bb1d3 in vn_ioctl (fp=3DVariable "fp" is not available. ) at vnode_if.h:437 #12 0xffffffff80562d02 in kern_ioctl (td=3D0xffffff0006682000, fd=3D3, com= =3D1076655123, data=3D0xffffff00ad2b7d40 "") at file.h:269 #13 0xffffffff80563029 in ioctl (td=3D0xffffff0006682000, uap=3D0xffffff807= a047bf0) at /usr/src/sys/kern/sys_generic.c:571 #14 0xffffffff807fb4d6 in syscall (frame=3D0xffffff807a047c80) at /usr/src/= sys/amd64/amd64/trap.c:900 #15 0xffffffff807df56b in Xfast_syscall () at /usr/src/sys/amd64/amd64/exce= ption.S:330 #16 0x0000000800c9c0ec in ?? () Previous frame inner to this frame (corrupt stack?) (kgdb) Can You help me? What can I do? Server crash periodicaly... > For this question, you must debug the kernel by Serial.=20 > when fatal, you use find the error by command "bt". > ------------------ =20 > Dean > 2009-06-02 > ------------------------------------------------------------- > =E5=8F=91=E4=BB=B6=E4=BA=BA=EF=BC=9Ageorg > =E5=8F=91=E9=80=81=E6=97=A5=E6=9C=9F=EF=BC=9A2009-06-02 14:51:45 > =E6=94=B6=E4=BB=B6=E4=BA=BA=EF=BC=9Afreebsd-questions > =E6=8A=84=E9=80=81=EF=BC=9A > =E4=B8=BB=E9=A2=98=EF=BC=9Afatal trap 12 > Hello, Freebsd-questions. > I use FreeBSD 7.2-STABLE amd64. About month ago system was crashed > with "Fatal trap 12"... > I bay new hardware and install new FreeBSD 7.2-STABLE amd64. cPanel > and ASSP (anti spam proxy). And one a day or two days have this: > Fatal trap 12: page fault while in kernel mode > cpuid: =3D 0; apic id =3D 00 > fault virtual address =3D 0x8000000000 > fault code =3D supervisor write data, page not present > instruction pointer =3D 0x8:0xffffffff8018b839 > stack pointer =3D 0x10:0xffffff807a25d190 > frame pointer =3D 0x10:0xea5f > code segment =3D base 0x0, limit 0xfffff, type 0x1b > =3D DPL 0, pres 1, long 1, def32 0, gran 1 > processor eflags =3D interrupt enabled, resume, IOPL =3D 0 > current process =3D 59397 (perl5.10.0) > trap number =3D 12 > And alway, after crash, I see "current process =3D perl5.10.0"... > Can You help me? --=20 Regards, mailto:georg@dts.su Yura