Panic with this morning's (~9am EDT, 15 jan 2004) sources.

[Robin P. Blanchard]

FreeBSD/i386 bootstrap loader, Revision 1.1
(root at bsdfs5.gactr.uga.edu, Thu Jan 15 10:44:07 EST 2004)
Loading /boot/defaults/loader.conf
/boot/kernel/kernel text=0x2777e0 data=0x2a264+0x56838
syms=[0x4+0x36e70+0x4+0x4
3c03]
/boot/modules/if_fxp.ko text=0x77b4 data=0x1014+0xc
syms=[0x4+0xcf0+0x4+0xdbb]
loading required module 'miibus'
/boot/modules/miibus.ko text=0x15820 data=0xc84+0x68
syms=[0x4+0x1c60+0x4+0x2328
]
/boot/modules/twe.ko text=0x7398 data=0x5ac+0x8c syms=[0x4+0xdb0+0x4+0xd1d]
Loading /boot/defaults/loader.conf
-
Hit [Enter] to boot immediately, or any other key for command prompt.
Booting [/boot/kernel/kernel]...
ACPI_DEBUG: set 'ACPI_EVENTS'
ACPI_DEBUG: set 'ACPI_LV_ALL_EXCEPTIONS'
ACPI debug layer 0x4 debug level 0x1f
Copyright (c) 1992-2004 The FreeBSD Project.
Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
        The Regents of the University of California. All rights reserved.
FreeBSD 5.2-CURRENT #0: Thu Jan 15 11:29:12 EST 2004
    root at bsdfs5.gactr.uga.edu:/usr/obj/usr/src/sys/ule.debug
Preloaded elf kernel "/boot/kernel/kernel" at 0xc07a7000.
Preloaded elf module "/boot/modules/if_fxp.ko" at 0xc07a726c.
Preloaded elf module "/boot/modules/miibus.ko" at 0xc07a7318.
Preloaded elf module "/boot/modules/twe.ko" at 0xc07a73c4.
Timecounter "i8254" frequency 1193182 Hz quality 0
CPU: Intel Pentium III (851.94-MHz 686-class CPU)
  Origin = "GenuineIntel"  Id = 0x68a  Stepping = 10
 
Features=0x383f9ff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,SEP,MTRR,PGE,MCA,CMOV,P
A
T,PSE36,MMX,FXSR,SSE>
real memory  = 536608768 (511 MB)
avail memory = 519680000 (495 MB)
malloc() of "256" with the following non-sleepable locks held:
exclusive sleep mutex filedesc structure r = 0 (0xc06a90b8) locked @
/usr/src/sys/kern/kern_fork.c:421
Debugger("witness_warn")
Stopped at      Debugger+0x55:  xchgl   %ebx,in_Debugger.0
db> show locks
exclusive sleep mutex filedesc structure r = 0 (0xc06a90b8) locked @
/usr/src/sys/kern/kern_fork.c:421
exclusive sleep mutex Giant r = 1 (0xc06ac4e0) locked @
/usr/src/sys/kern/kern_fork.c:218
db> tr
Debugger(c063c29e,c0821c68,1,0,4) at Debugger+0x55
witness_warn(5,0,c066ddf1,c0663bda,c0821c88) at witness_warn+0x19f
uma_zalloc_arg(c0c30c40,0,102,0,c0c30c40) at uma_zalloc_arg+0x34
malloc(cc,c0684da0,102,c06a90b8,a) at malloc+0x55
fdinit(c06a9080,8,c065e900,1a5,a) at fdinit+0x27
fdcopy(c06a9080,0,c065e900,1a5,c0685884) at fdcopy+0x21
fork1(c06a8cc0,60034,0,c0821d50,64) at fork1+0x61f
kthread_create(c04f9890,0,0,40000,0,c065ed21) at kthread_create+0x48
ktrace_init(0,81e000,81ec00,81e000,0) at ktrace_init+0xf5
mi_startup() at mi_startup+0xb5
begin() at begin+0x2c
db>

---------------------------------------
Robin P. Blanchard
Systems Integration Specialist
Georgia Center for Continuing Education
fon: 706.542.2404 < > fax: 706.542.6546
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