Date: Mon, 12 Feb 2007 14:48:23 +0500 From: =?koi8-r?B?68/Sy8/Eyc7P1yD3zMHEyc3J0iD3zMHEydPMwdfP18ne?= <korkodinov@ertelecom.ru> To: <freebsd-net@freebsd.org> Subject: FW: i386/108963: kernel panic on swi:net Message-ID: <838DB0534DD36F4EAF4793C7EC83DDFF21EC94@er-mail.hq>
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Dear mailinglist members, =20 Maybe somebody can look at this PR? http://www.freebsd.org/cgi/query-pr.cgi?pr=3D108963&cat=3D As I see we have NULL pointer in m_copydata. Why it happened? =20 Are there any suggestions that could assist in solving this problem? =20 P.S. I have similar problem when using ipnat with ftp_proxy on 6.1R and = 6.2R Thanks, Vladimir =9A =20 -----Original Message----- From: owner-freebsd-i386@freebsd.org = [mailto:owner-freebsd-i386@freebsd.org] On Behalf Of Denis Sent: Friday, February 09, 2007 3:47 PM To: freebsd-gnats-submit@FreeBSD.org Subject: i386/108963: kernel panic on swi:net =20 =20 >Number:=9A=9A=9A=9A=9A=9A=9A=9A 108963 >Category:=9A=9A=9A=9A=9A=9A i386 >Synopsis:=9A=9A=9A=9A=9A=9A kernel panic on swi:net >Confidential:=9A=9A no >Severity:=9A=9A=9A=9A=9A=9A serious >Priority:=9A=9A=9A=9A=9A=9A high >Responsible:=9A=9A=9A freebsd-i386 >State:=9A=9A=9A=9A=9A=9A=9A=9A=9A open >Quarter:=9A=9A=9A=9A=9A=9A=9A=20 >Keywords:=9A=9A=9A=9A=9A=9A=20 >Date-Required: >Class:=9A=9A=9A=9A=9A=9A=9A=9A=9A sw-bug >Submitter-Id:=9A=9A current-users >Arrival-Date:=9A=9A Fri Feb 09 10:50:10 GMT 2007 >Closed-Date: >Last-Modified: >Originator:=9A=9A=9A=9A Denis >Release:=9A=9A=9A=9A=9A=9A=9A 6.2-PRERELEASE CVSUpped from 6.1 RELEASE = on Feb 6 >Organization: ISP MainStream >Environment: FreeBSD main.nikopol.net 6.2-PRERELEASE FreeBSD 6.2-PRERELEASE #29: Wed = Feb=9A 7 10:55:22 EET 2007=9A=9A=9A=9A = den@main.nikopol.net:/usr/src/sys/i386/compile/MS=9A i386 >Description: Server is using MPD authorization, ipnat address translation; serves = proxy, sendmail, popa3d, BIND and MySQL daemons. Problem begin to appear in 6.1-RELEASE with same error and after CVSup = to 6.2-PRERELEASE on Feb, 6 problem doesn't solved. =20 Server is running on single core AMD Athlon 3500+, have two Intel = Gigabit NIC's (em) and one Intel 100Mbit NIC (fxp). =20 =20 Below I paste core debug information. =20 =20 Fatal trap 12: page fault while in kernel mode fault virtual address=9A=9A =3D 0xc fault code=9A=9A=9A=9A=9A=9A=9A=9A =9A=9A=9A=9A=9A=3D supervisor read, = page not present instruction pointer=9A=9A=9A=9A =3D 0x20:0xc055b4cc stack pointer=9A=9A=9A=9A=9A=9A=9A=9A=9A=9A =3D 0x28:0xe4faaa20 frame pointer=9A=9A=9A=9A=9A=9A=9A=9A=9A=9A =3D 0x28:0xe4faaa2c code segment=9A=9A=9A=9A=9A=9A=9A=9A=9A=9A=9A =3D base 0x0, limit = 0xfffff, type 0x1b =9A=9A=9A=9A=9A=9A=9A=9A=9A=9A=9A=9A=9A=9A=9A=9A=9A=9A=9A=9A=9A=9A=9A = =3D DPL 0, pres 1, def32 1, gran 1 processor eflags=9A=9A=9A=9A=9A=9A=9A =3D interrupt enabled, resume, = IOPL =3D 0 current process=9A=9A=9A=9A=9A=9A=9A=9A =3D 13 (swi1: net) trap number=9A=9A=9A=9A=9A=9A=9A=9A=9A=9A=9A=9A =3D 12 panic: page fault Uptime: 9h24m41s Dumping 2046 MB (2 chunks) =9A chunk 0: 1MB (159 pages) ... ok =9A chunk 1: 2046MB (523760 pages) 2030 2014 1998 1982 1966 1950 1934 = 1918 1902 1886 1870 1854 1838 1822 1 806 1790 1774 1758 1742 1726 1710 1694 1678 1662 1646 1630 1614 1598 = 1582 1566 1550 1534 1518 1502 1486 1470 1454 1438 1422 1406 1390 1374 1358 1342 1326 1310 1294 1278 1262 = 1246 1230 1214 1198 1182 1166 1150 =9A1134 1118 1102 1086 1070 1054 1038 1022 1006 990 974 958 942 926 910 = 894 878 862 846 830 814 798 782 76 6 750 734 718 702 686 670 654 638 622 606 590 574 558 542 526 510 494 = 478 462 446 430 414 398 382 366 35 0 334 318 302 286 270 254 238 222 206 190 174 158 142 126 110 94 78 62 = 46 30 14 =20 #0=9A doadump () at pcpu.h:165 165=9A=9A=9A=9A=9A=9A=9A=9A=9A=9A=9A=9A __asm __volatile("movl = %%fs:0,%0" : "=3Dr" (td)); (kgdb) list *0xc055b4cc 0xc055b4cc is in m_copydata (libkern.h:56). 51=9A=9A=9A=9A=9A static __inline int imax(int a, int b) { return (a > b = ? a : b); } 52=9A=9A=9A=9A=9A static __inline int imin(int a, int b) { return (a < b = ? a : b); } 53=9A=9A=9A=9A=9A static __inline long lmax(long a, long b) { return (a = > b ? a : b); } 54=9A=9A=9A=9A=9A static __inline long lmin(long a, long b) { return (a = < b ? a : b); } 55=9A=9A=9A=9A=9A static __inline u_int max(u_int a, u_int b) { return = (a > b ? a : b); } 56=9A=9A=9A=9A=9A static __inline u_int min(u_int a, u_int b) { return = (a < b ? a : b); } 57=9A=9A=9A=9A=9A static __inline quad_t qmax(quad_t a, quad_t b) { = return (a > b ? a : b); } 58=9A=9A=9A=9A=9A static __inline quad_t qmin(quad_t a, quad_t b) { = return (a < b ? a : b); } 59=9A=9A=9A=9A=9A static __inline u_long ulmax(u_long a, u_long b) { = return (a > b ? a : b); } 60=9A=9A=9A=9A=9A static __inline u_long ulmin(u_long a, u_long b) { = return (a < b ? a : b); } (kgdb) bt #0=9A doadump () at pcpu.h:165 #1=9A 0xc0529c56 in boot (howto=3D260) at = ../../../kern/kern_shutdown.c:409 #2=9A 0xc0529f1c in panic (fmt=3D0xc06824a6 "%s") at = ../../../kern/kern_shutdown.c:565 #3=9A 0xc065bd26 in trap_fatal (frame=3D0xe4faa9e0, eva=3D12) at = ../../../i386/i386/trap.c:837 #4=9A 0xc065ba57 in trap_pfault (frame=3D0xe4faa9e0, usermode=3D0, = eva=3D12) at ../../../i386/i386/trap.c:745 #5=9A 0xc065b671 in trap (frame=3D =9A=9A=9A=9A=9A {tf_fs =3D 8, tf_es =3D 40, tf_ds =3D 40, tf_edi =3D 1, = tf_esi =3D 0, tf_ebp =3D -453334484, tf_isp =3D -4533345 16, tf_ebx =3D -891044160, tf_edx =3D 0, tf_ecx =3D -891044192, tf_eax = =3D 120, tf_trapno =3D 12, tf_err =3D 0, tf_e ip =3D -1068124980, tf_cs =3D 32, tf_eflags =3D 590338, tf_esp =3D = -891044160, tf_ss =3D -891044147}) =9A=9A=9A at ../../../i386/i386/trap.c:435 #6=9A 0xc064a5ea in calltrap () at ../../../i386/i386/exception.s:139 #7=9A 0xc055b4cc in m_copydata (m=3D0x0, off=3D0, len=3D1, =9A=9A=9A cp=3D0xcae3becd "complete.\r\n227 Entering Passive Mode = (212,119,184,110,138,178).\r\n200 PORT command =9Asuccessful\r\n221 Goodbye.\rЗ\003") at = ../../../kern/uipc_mbuf.c:543 #8=9A 0xc044cd32 in ippr_ftp_process (fin=3D0xe4faab6c, = nat=3D0xc744ac00, ftp=3D0xcae3be00, rv=3D1) =9A=9A=9A at ip_ftp_pxy.c:1192 #9=9A 0xc044d076 in ippr_ftp_in (fin=3D0xe4faab6c, aps=3D0x78, = nat=3D0xc744ac00) at ip_ftp_pxy.c:1358 #10 0xc045180d in appr_check (fin=3D0xe4faab6c, nat=3D0xc744ac00) =9A=9A=9A at ../../../contrib/ipfilter/netinet/ip_proxy.c:540 #11 0xc044a559 in fr_natin (fin=3D0xe4faab6c, nat=3D0xc744ac00, = natadd=3D1, nflags=3D1) =9A=9A=9A at ../../../contrib/ipfilter/netinet/ip_nat.c:4105 #12 0xc044a42e in fr_checknatin (fin=3D0xe4faab6c, passp=3D0xe4faab68) =9A=9A=9A at ../../../contrib/ipfilter/netinet/ip_nat.c:4040 #13 0xc043e705 in fr_check (ip=3D0xc7300030, hlen=3D20, ifp=3D0x78, = out=3D0, mp=3D0xe4faac54) =9A=9A=9A at ../../../contrib/ipfilter/netinet/fil.c:2466 #14 0xc0442af2 in fr_check_wrapper (arg=3D0x0, mp=3D0x0, = ifp=3D0xc64a9800, dir=3D1) =9A=9A=9A at ../../../contrib/ipfilter/netinet/ip_fil_freebsd.c:171 #15 0xc059b4b3 in pfil_run_hooks (ph=3D0xc07003e0, mp=3D0xe4faaca8, = ifp=3D0xc64a9800, dir=3D1, inp=3D0x0) =9A=9A=9A at ../../../net/pfil.c:139 #16 0xc05c4bdf in ip_input (m=3D0xc95a7300) at = ../../../netinet/ip_input.c:468 #17 0xc059a053 in netisr_processqueue (ni=3D0xc06ff398) at = ../../../net/netisr.c:236 #18 0xc059a24e in swi_net (dummy=3D0x0) at ../../../net/netisr.c:349 #19 0xc0515c05 in ithread_execute_handlers (p=3D0xc6384648, = ie=3D0xc63ea100) =9A=9A=9A at ../../../kern/kern_intr.c:682 #20 0xc0515d10 in ithread_loop (arg=3D0xc636e6f0) at = ../../../kern/kern_intr.c:765 #21 0xc0514bb4 in fork_exit (callout=3D0xc0515cbc <ithread_loop>, = arg=3D0xc636e6f0, frame=3D0xe4faad38) =9A=9A=9A at ../../../kern/kern_fork.c:821 #22 0xc064a64c in fork_trampoline () at = ../../../i386/i386/exception.s:208 >How-To-Repeat: Problem appear in random, so I have no clue what exactly results panic. >Fix: =20 >Release-Note: >Audit-Trail: >Unformatted: _______________________________________________ freebsd-i386@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-i386 To unsubscribe, send any mail to "freebsd-i386-unsubscribe@freebsd.org"
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