Date: Thu, 01 Apr 2004 22:37:18 +0530 From: Ajit Anand <aanand@addr.com> To: "hackers@freebsd.org" <hackers@freebsd.org> Subject: Re: Frequent crashes on 4.9STABLE Message-ID: <opr5se6gopcx2glf@mail.addr.com>
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Hi Andre,
We haven't changed any compiler options. We recompiled the kernel with
default compiler options.
Regards
Ajit
Ajit Anand wrote:
> Hi,
> We are facing frequent crashes of our server running Apache,MySQL. The
> machine is a P4 2.8 GHz with 512 MB RAM and 2 80 GB IDE HDD's.
> dmesg output is attached in the file.
> uname -a
> FreeBSD chatwith.addr.com 4.9-RELEASE FreeBSD 4.9-RELEASE #3: Thu Mar 25
> 15:39:52 IST 2004 root@chatwith.addr.com:/usr/src/sys/compile/DEBUG
> i386
> Output of gdb with the backtrace of the core
> #0 dumpsys () at ../../kern/kern_shutdown.c:487
> #1 0xc022b1af in boot (howto=256) at ../../kern/kern_shutdown.c:316
> #2 0xc022b5ed in panic (fmt=0xc0405acc "%s") at
> ../../kern/kern_shutdown.c:595
> #3 0xc0382493 in trap_fatal (frame=0xdef5fd58, eva=54) at
> ../../i386/i386/trap.c:974
> #4 0xc0382141 in trap_pfault (frame=0xdef5fd58, usermode=0, eva=54) at
> ../../i386/i386/trap.c:867
> #5 0xc0381ce7 in trap (frame={tf_fs = 16, tf_es = 16, tf_ds =
> -1039728624, tf_edi = -554225664, tf_esi = -1069052468,
> tf_ebp = -554303944, tf_isp = -554304124, tf_ebx = 0, tf_edx = 0,
> tf_ecx = -554304249, tf_eax = 1, tf_trapno = 12,
> tf_err = 2, tf_eip = -1070434902, tf_cs = 8, tf_eflags = 66178,
> tf_esp = -730867616, tf_ss = -1069052468})
> at ../../i386/i386/trap.c:466
> #6 0xc03275aa in vm_fault (map=0xc0478dcc, vaddr=3740741632,
> fault_type=1 '\001', fault_flags=0)
> at ../../vm/vm_object.h:189
> #7 0xc03820ee in trap_pfault (frame=0xdef5feac, usermode=0,
> eva=3740741632) at ../../i386/i386/trap.c:856
> #8 0xc0381ce7 in trap (frame={tf_fs = 462946320, tf_es = 496500752,
> tf_ds = 16, tf_edi = 1073663755, tf_esi = -1055233972,
> tf_ebp = -554303652, tf_isp = -554303784, tf_ebx = -1055234048,
> tf_edx = 746534015, tf_ecx = -554225664,
> tf_eax = 345135053, tf_trapno = 12, tf_err = 0, tf_eip =
> -1071100893, tf_cs = 8, tf_eflags = 66178,
> tf_esp = -1055234048, tf_ss = 4196352}) at
> ../../i386/i386/trap.c:466
> #9 0xc0284c23 in ip_input (m=0xc11a6800) at ../../sys/fnv_hash.h:26
> #10 0xc028503b in ipintr () at ../../netinet/ip_input.c:955
> #11 0xc0377509 in swi_net_next ()
> Can someone please point me in the right direction to a solution to
> this problem.
Very strange. It crashes when trying to find out whether the packet is for
an IP address configure on the box itself. Did you change any compiler
settings when compiling this kernel? Maybe -O2 or such?
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