Date: Sat, 5 Dec 1998 14:43:23 +0600 (OS) From: Eugeny Kuzakov <kev@lab321.ru> To: hackers@FreeBSD.ORG Cc: darrenr@pobox.com Subject: 2.2.8&ipfilter 3.2.10 panics Message-ID: <Pine.BSF.4.02.9812051419250.5898-103000@lab321.ru>
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I use -stable cvsuped at 30-Nov-1998 and kernel compiled ipfilter 3.2.10.
My fbsd box dynamically reconfigure ipf and ipnat after up/down any ppp
connection.
Last night kernel traped.
Debug info:
root@lab321:/sys/compile/ipfilter(6)# gdb -k
GDB is free software and you are welcome to distribute copies of it
under certain conditions; type "show copying" to see the conditions.
There is absolutely no warranty for GDB; type "show warranty" for details.
GDB 4.16 (i386-unknown-freebsd), Copyright 1996 Free Software Foundation,
Inc.
(kgdb) symbol-file kernel.debug
Reading symbols from kernel.debug...done.
(kgdb) exec-file /var/crash/kernel.0
(kgdb) core-file /var/crash/vmcore.0
IdlePTD 27a000
current pcb at 2364b0
panic: fr_tcpsum(3): not enough data
#0 boot (howto=260) at ../../kern/kern_shutdown.c:266
266 dumppcb.pcb_cr3 = rcr3();
(kgdb) where
#0 boot (howto=260) at ../../kern/kern_shutdown.c:266
#1 0xf0113972 in panic (fmt=0xf01e9fdf "page fault")
at ../../kern/kern_shutdown.c:400
#2 0xf01eabca in trap_fatal (frame=0xf0224cd8) at
../../i386/i386/trap.c:772
#3 0xf01ea68c in trap_pfault (frame=0xf0224cd8, usermode=0)
at ../../i386/i386/trap.c:681
#4 0xf01ea317 in trap (frame={tf_es = 16, tf_ds = 16, tf_edi = 0,
tf_esi = -189257984, tf_ebp = -266187484, tf_isp = -266187520,
tf_ebx = -190851200, tf_edx = 0, tf_ecx = -195695360,
tf_eax = -194248320, tf_trapno = 12, tf_err = 0, tf_eip =
-267179282,
tf_cs = 8, tf_eflags = 66118, tf_esp = 0, tf_ss = -190851200})
at ../../i386/i386/trap.c:324
#5 0xf0132aee in vget (vp=0xf49fd780, lockflag=1) at
../../kern/vfs_subr.c:817
#6 0xf01c99ec in ffs_sync (mp=0xf4563600, waitfor=2, cred=0xf3018980,
p=0xf02696b4) at ../../ufs/ffs/ffs_vfsops.c:819
#7 0xf0133fbb in sync (p=0xf02696b4, uap=0x0, retval=0x0)
at ../../kern/vfs_syscalls.c:363
#8 0xf011356d in boot (howto=256) at ../../kern/kern_shutdown.c:199
#9 0xf0113972 in panic (fmt=0xf016be01 "fr_tcpsum(3): not enough data")
at ../../kern/kern_shutdown.c:400
#10 0xf016bf21 in fr_tcpsum (m=0xf3045200, ip=0xf3045220, tcp=0xf3045234,
len=2) at ../../netinet/fil.c:1062
#11 0xf016f625 in ap_check (ip=0xf3045220, fin=0xf0224eac, nat=0xf4e19880)
at ../../netinet/ip_proxy.c:229
#12 0xf016d5fc in ip_natout (ip=0xf3045220, hlen=20, fin=0xf0224eac)
at ../../netinet/ip_nat.c:1155
#13 0xf016bb86 in fr_check (ip=0xf3045220, hlen=20, ifp=0xf0268088, out=1,
mp=0xf0224f38) at ../../netinet/fil.c:764
#14 0xf0162d76 in ip_output (m0=0xf3045200, opt=0x0, ro=0xf025867c,
flags=1,
imo=0x0) at ../../netinet/ip_output.c:392
#15 0xf01625a3 in ip_forward (m=0xf3045200, srcrt=0)
at ../../netinet/ip_input.c:1428
#16 0xf016165e in ip_input (m=0xf3045200) at ../../netinet/ip_input.c:507
#17 0xf0161994 in ipintr () at ../../netinet/ip_input.c:651
I use lastest tx2 based Gygabyte motherboard P100/1x64Mb dimm/aha2940uw.
dmesg output, kernel-config , ipnal -l output attached in this letter.
In private e-mail I can send ipf config.
--
Best wishes, Eugeny Kuzakov
Laboratory 321 ( Omsk, Russia )
kev@lab321.ru
ICQ#: 5885106
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