5.2-RELEASE kernel panic

panic: from debugger
panic messages:
---
Fatal trap 12: page fault while in kernel mode
fault virtual address   = 0xffcfffec
fault code              = supervisor read, page not present
instruction pointer     = 0x8:0xc07a9d10
stack pointer           = 0x10:0xddcff7f8
frame pointer           = 0x10:0xddcff818
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         = 821 (mozilla-bin)
panic: from debugger


Fatal trap 3: breakpoint instruction fault while in kernel mode
instruction pointer     = 0x8:0xc0808f14
stack pointer           = 0x10:0xddcff588
frame pointer           = 0x10:0xddcff594
code segment            = base 0x0, limit 0xfffff, type 0x1b
                        = DPL 0, pres 1, def32 1, gran 1
processor eflags        = IOPL = 0
current process         = 821 (mozilla-bin)
panic: from debugger
Uptime: 37m38s
Dumping 512 MB
 16 32 48 64 80 96 112 128 144 160 176 192 208 224 240 256 272 288 304 320 336 352 368 384 400 416 432 448 464 480 496
---
Reading symbols from /boot/kernel/snd_ds1.ko...done.
Loaded symbols for /boot/kernel/snd_ds1.ko
Reading symbols from /boot/kernel/snd_pcm.ko...done.
Loaded symbols for /boot/kernel/snd_pcm.ko
Reading symbols from /usr/src/sys/i386/compile/DAVID/modules/usr/src/sys/modules/apm/apm.ko.debug...done.
Loaded symbols for /usr/src/sys/i386/compile/DAVID/modules/usr/src/sys/modules/apm/apm.ko.debug
Reading symbols from /boot/kernel/daemon_saver.ko...done.
Loaded symbols for /boot/kernel/daemon_saver.ko
Reading symbols from /usr/src/sys/i386/compile/DAVID/modules/usr/src/sys/modules/linux/linux.ko.debug...done.
Loaded symbols for /usr/src/sys/i386/compile/DAVID/modules/usr/src/sys/modules/linux/linux.ko.debug
#0  doadump () at ../../../kern/kern_shutdown.c:240
240             dumping++;
(kgdb) bt
#0  doadump () at ../../../kern/kern_shutdown.c:240
#1  0xc063764c in boot (howto=260) at ../../../kern/kern_shutdown.c:372
#2  0xc06379d7 in panic () at ../../../kern/kern_shutdown.c:550
#3  0xc046ee12 in db_panic () at ../../../ddb/db_command.c:450
#4  0xc046ed72 in db_command (last_cmdp=0xc092c600, cmd_table=0x0, aux_cmd_tablep=0xc08ae9f8, aux_cmd_tablep_end=0xc08aea10)
    at ../../../ddb/db_command.c:346
#5  0xc046eeb5 in db_command_loop () at ../../../ddb/db_command.c:472
#6  0xc0471eb5 in db_trap (type=12, code=0) at ../../../ddb/db_trap.c:73
#7  0xc0808c5c in kdb_trap (type=12, code=0, regs=0xddcff7b8) at ../../../i386/i386/db_interface.c:171
#8  0xc08194e6 in trap_fatal (frame=0xddcff7b8, eva=0) at ../../../i386/i386/trap.c:816
#9  0xc08191b2 in trap_pfault (frame=0xddcff7b8, usermode=0, eva=4291821548) at ../../../i386/i386/trap.c:735
#10 0xc0818d73 in trap (frame=
      {tf_fs = -573636584, tf_es = 16, tf_ds = -1064697840, tf_edi = -996835328, tf_esi = 922239, tf_ebp = -573573096, tf_isp = -573573148, tf_ebx = -3145772, tf_edx = -997953536, tf_ecx = -988391512, tf_eax = -997897044, tf_trapno = 12, tf_err = 0, tf_eip = -1065706224, tf_cs = 8, tf_eflags = 66182, tf_esp = -1064808989, tf_ss = 244}) at ../../../i386/i386/trap.c:420
#11 0xc080a658 in calltrap () at {standard input}:94
#12 0xc07aff90 in softdep_load_inodeblock (ip=0xffcfffd4) at ../../../ufs/ffs/ffs_softdep.c:4616
#13 0xc07b545c in ffs_vget (mp=0xc4903800, ino=3298131968, flags=2, vpp=0xddcff924) at ../../../ufs/ffs/ffs_vfsops.c:1337
#14 0xc07bd242 in ufs_lookup (ap=0xddcff9e8) at ../../../ufs/ufs/ufs_lookup.c:603
#15 0xc07c43e8 in ufs_vnoperate (ap=0x0) at ../../../ufs/ufs/ufs_vnops.c:2793
#16 0xc0686f71 in vfs_cache_lookup (ap=0x0) at vnode_if.h:82
#17 0xc07c43e8 in ufs_vnoperate (ap=0x0) at ../../../ufs/ufs/ufs_vnops.c:2793
#18 0xc068c1a2 in lookup (ndp=0xddcffc54) at vnode_if.h:52
#19 0xc068bb8e in namei (ndp=0xddcffc54) at ../../../kern/vfs_lookup.c:183
#20 0xc4c61219 in linux_emul_convpath (td=0xc4da83c0, path=0xddcffc54 "", pathseg=UIO_USERSPACE, pbuf=0xddcffcd4, cflag=0)
    at /usr/src/sys/compat/linux/linux_util.c:151
#21 0xc4c53a08 in linux_open (td=0xc4da83c0, args=0xddcffd14) at /usr/src/sys/compat/linux/linux_file.c:91
#22 0xc0819850 in syscall (frame=
      {tf_fs = 47, tf_es = 47, tf_ds = 47, tf_edi = 694155844, tf_esi = 0, tf_ebp = -1088425468, tf_isp = -573571724, tf_ebx = 694155844, tf_edx = 438, tf_ecx = 0, tf_eax = 5, tf_trapno = 12, tf_err = 2, tf_eip = 676411060, tf_cs = 31, tf_eflags = 662, tf_esp = -1088425516, tf_ss = 47})
    at ../../../i386/i386/trap.c:1010
#23 0xc080a6ad in Xint0x80_syscall () at {standard input}:136
---Can't read userspace from dump, or kernel process---

Any ideas? I'm not fluent in gdb.

Panic happens in X11, and I can usually trigger it by running linux-mozilla-1.5.

-- 
Jesse Guardiani, Systems Administrator
WingNET Internet Services,
P.O. Box 2605 // Cleveland, TN 37320-2605
423-559-LINK (v)  423-559-5145 (f)
http://www.wingnet.net