Date: Fri, 22 Sep 2006 18:36:21 -0500 From: "Clayton Barbier" <clayton@xstaticsolutions.com> To: <freebsd-stable@freebsd.org> Subject: System Crash - Panic Page Fault Message-ID: <000a01c6de9f$ea881130$6401a8c0@enterprise> In-Reply-To: <mailman.0.1158965106.16907.freebsd-stable@freebsd.org>
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Good morning,
I was hoping someone may be able to help me debug my system. I'm currently
running FreeBSD 6.1 RELEASE.
Below is a partial kernel debug log of the crash.
Thanks for any assistance!
- Clayton
server1# kgdb kernel.debug /var/crash/vmcore.10
[GDB will not be able to debug user-mode threads: /usr/lib/libthread_db.so:
Undefined symbol "ps_pglobal_lookup"]
GNU gdb 6.1.1 [FreeBSD]
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conditions.
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB. Type "show warranty" for details.
This GDB was configured as "i386-marcel-freebsd".
Unread portion of the kernel message buffer:
Fatal trap 12: page fault while in kernel mode
fault virtual address = 0x58
fault code = supervisor write, page not present
instruction pointer = 0x20:0xc06e9e5b
stack pointer = 0x28:0xdf32cb18
frame pointer = 0x28:0xdf32cb34
code segment = base 0x0, limit 0xfffff, type 0x1b
= DPL 0, pres 1, def32 1, gran 1
processor eflags = interrupt enabled, resume, IOPL = 0
current process = 99398 (ircd)
trap number = 12
panic: page fault
Uptime: 24d15h35m13s
Dumping 510 MB (2 chunks)
chunk 0: 1MB (160 pages) ... ok
chunk 1: 510MB (130544 pages) 494 478 462 446 430 414 398 382 366 350 334
318 302 286 270 254 238 222 206 190 174 158 142 126 110 94 78 62 46 30 14
#0 doadump () at pcpu.h:165
165 __asm __volatile("movl %%fs:0,%0" : "=r" (td));
(kgdb) where
#0 doadump () at pcpu.h:165
#1 0xc064dee1 in boot (howto=260) at ../../../kern/kern_shutdown.c:402
#2 0xc064e178 in panic (fmt=0xc088d24a "%s") at
../../../kern/kern_shutdown.c:558
#3 0xc08424d4 in trap_fatal (frame=0xdf32cad8, eva=88) at
../../../i386/i386/trap.c:836
#4 0xc084223b in trap_pfault (frame=0xdf32cad8, usermode=0, eva=88) at
../../../i386/i386/trap.c:744
#5 0xc0841e79 in trap (frame=
{tf_fs = -1003880440, tf_es = -974913496, tf_ds = 40, tf_edi = 0,
tf_esi = 0, tf_ebp = -550319308, tf_isp = -550319356, tf_ebx = -550318960,
tf_edx = -550318704, tf_ecx = 0, tf_eax = 16, tf_trapno = 12, tf_err = 2,
tf_eip = -1066492325, tf_cs = 32, tf_eflags = 66183, tf_esp = -550319028,
tf_ss = 16})
at ../../../i386/i386/trap.c:434
#6 0xc08313da in calltrap () at ../../../i386/i386/exception.s:139
#7 0xc06e9e5b in ip_ctloutput (so=0x10, sopt=0xdf32cc90) at
../../../netinet/ip_output.c:1210
#8 0xc06f9e4f in tcp_ctloutput (so=0xc42a0590, sopt=0xdf32cc90) at
../../../netinet/tcp_usrreq.c:1038
#9 0xc06878ac in sosetopt (so=0xc42a0590, sopt=0xdf32cc90) at
../../../kern/uipc_socket.c:1560
#10 0xc068cb3d in kern_setsockopt (td=0xc4678300, s=528, level=16, name=16,
val=0xdf32cd90, valseg=UIO_USERSPACE, valsize=0)
at ../../../kern/uipc_syscalls.c:1351
#11 0xc068ca6e in setsockopt (td=0xc4678300, uap=0x10) at
../../../kern/uipc_syscalls.c:1307
#12 0xc08427eb in syscall (frame=
{tf_fs = 705036347, tf_es = 59, tf_ds = -1078001605, tf_edi =
141443072, tf_esi = -1077941380, tf_ebp = -1077941368, tf_isp = -550318748,
tf_ebx = 528, tf_edx = -1077941324, tf_ecx = 141344960, tf_eax = 105,
tf_trapno = 0, tf_err = 2, tf_eip = 673642671, tf_cs = 51, tf_eflags = 642,
tf_esp = -1077941428, tf_ss = 59}) at ../../../i386/i386/trap.c:981
#13 0xc083142f in Xint0x80_syscall () at ../../../i386/i386/exception.s:200
#14 0x00000033 in ?? ()
Previous frame inner to this frame (corrupt stack?)
(kgdb)
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