I just started hald on a RELENG_7 system, fetched and built yesterday.
The result was an instant panic, here's the backtrace:
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Unread portion of the kernel message buffer:
kernel trap 12 with interrupts disabled
Fatal trap 12: page fault while in kernel mode
cpuid = 0; apic id = 00
fault virtual address = 0x30
fault code = supervisor read data, page not present
instruction pointer = 0x8:0xffffffff80238a70
stack pointer = 0x10:0xffffffffaf32f920
frame pointer = 0x10:0xffffff0026618370
code segment = base 0x0, limit 0xfffff, type 0x1b
= DPL 0, pres 1, long 1, def32 0, gran 1
processor eflags = resume, IOPL = 0
current process = 7086 (hald-probe-storage)
trap number = 12
panic: page fault
cpuid = 0
Uptime: 43m15s
Physical memory: 2029 MB
Dumping 314 MB: 299 283 267 251 235 219 203 187 (CTRL-C to abort) (CTRL-C to
abort) (CTRL-C to abort) 171 155 139 123 107 91 75 59 43 27 11
Reading symbols from /boot/kernel/geom_md.ko...Reading symbols from
/boot/kernel/geom_md.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/geom_md.ko
Reading symbols from /boot/kernel/linux.ko...Reading symbols from
/boot/kernel/linux.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/linux.ko
Reading symbols from /boot/kernel/if_bge.ko...Reading symbols from
/boot/kernel/if_bge.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/if_bge.ko
Reading symbols from /boot/kernel/miibus.ko...Reading symbols from
/boot/kernel/miibus.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/miibus.ko
Reading symbols from /boot/kernel/snd_hda.ko...Reading symbols from
/boot/kernel/snd_hda.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/snd_hda.ko
Reading symbols from /boot/kernel/sound.ko...Reading symbols from
/boot/kernel/sound.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/sound.ko
Reading symbols from /boot/kernel/usb.ko...Reading symbols from
/boot/kernel/usb.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/usb.ko
Reading symbols from /boot/kernel/ugen.ko...Reading symbols from
/boot/kernel/ugen.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/ugen.ko
Reading symbols from /boot/kernel/ums.ko...Reading symbols from
/boot/kernel/ums.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/ums.ko
Reading symbols from /boot/kernel/umass.ko...Reading symbols from
/boot/kernel/umass.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/umass.ko
Reading symbols from /boot/kernel/cam.ko...Reading symbols from
/boot/kernel/cam.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/cam.ko
Reading symbols from /boot/kernel/agp.ko...Reading symbols from
/boot/kernel/agp.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/agp.ko
Reading symbols from /boot/kernel/random.ko...Reading symbols from
/boot/kernel/random.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/random.ko
Reading symbols from /boot/kernel/atadisk.ko...Reading symbols from
/boot/kernel/atadisk.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/atadisk.ko
Reading symbols from /boot/kernel/ata.ko...Reading symbols from
/boot/kernel/ata.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/ata.ko
Reading symbols from /boot/kernel/atapci.ko...Reading symbols from
/boot/kernel/atapci.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/atapci.ko
Reading symbols from /boot/modules/u3g.ko...done.
Loaded symbols for /boot/modules/u3g.ko
Reading symbols from /boot/kernel/ucom.ko...Reading symbols from
/boot/kernel/ucom.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/ucom.ko
Reading symbols from /boot/kernel/atapicd.ko...Reading symbols from
/boot/kernel/atapicd.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/atapicd.ko
Reading symbols from /boot/kernel/atapicam.ko...Reading symbols from
/boot/kernel/atapicam.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/atapicam.ko
Reading symbols from /boot/kernel/if_wpi.ko...Reading symbols from
/boot/kernel/if_wpi.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/if_wpi.ko
Reading symbols from /boot/kernel/wlan.ko...Reading symbols from
/boot/kernel/wlan.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/wlan.ko
Reading symbols from /boot/kernel/firmware.ko...Reading symbols from
/boot/kernel/firmware.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/firmware.ko
Reading symbols from /boot/kernel/wlan_amrr.ko...Reading symbols from
/boot/kernel/wlan_amrr.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/wlan_amrr.ko
Reading symbols from /boot/kernel/wpifw.ko...Reading symbols from
/boot/kernel/wpifw.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/wpifw.ko
Reading symbols from /boot/kernel/wlan_scan_sta.ko...Reading symbols from
/boot/kernel/wlan_scan_sta.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/wlan_scan_sta.ko
Reading symbols from /boot/kernel/wlan_ccmp.ko...Reading symbols from
/boot/kernel/wlan_ccmp.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/wlan_ccmp.ko
Reading symbols from /boot/kernel/wlan_tkip.ko...Reading symbols from
/boot/kernel/wlan_tkip.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/wlan_tkip.ko
Reading symbols from /boot/kernel/cpufreq.ko...Reading symbols from
/boot/kernel/cpufreq.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/cpufreq.ko
Reading symbols from /boot/kernel/uvisor.ko...Reading symbols from
/boot/kernel/uvisor.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/uvisor.ko
Reading symbols from /boot/kernel/nullfs.ko...Reading symbols from
/boot/kernel/nullfs.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/nullfs.ko
Reading symbols from /boot/kernel/if_tun.ko...Reading symbols from
/boot/kernel/if_tun.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/if_tun.ko
Reading symbols from /usr/local/modules/fuse.ko...done.
Loaded symbols for /usr/local/modules/fuse.ko
Reading symbols from /boot/kernel/i915.ko...Reading symbols from
/boot/kernel/i915.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/i915.ko
Reading symbols from /boot/kernel/drm.ko...Reading symbols from
/boot/kernel/drm.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/drm.ko
#0 doadump () at pcpu.h:195
195 pcpu.h: No such file or directory.
in pcpu.h
(kgdb) bt
#0 doadump () at pcpu.h:195
#1 0x0000000000000004 in ?? ()
#2 0xffffffff80205ce1 in boot (howto=260)
at /usr/src/sys/kern/kern_shutdown.c:418
#3 0xffffffff8020611c in panic (fmt=0x104 <Address 0x104 out of bounds>)
at /usr/src/sys/kern/kern_shutdown.c:574
#4 0xffffffff803e93aa in trap_fatal (frame=0xffffff0026618370, eva=Variable
"eva" is not available.
)
at /usr/src/sys/amd64/amd64/trap.c:764
#5 0xffffffff803e9f74 in trap (frame=0xffffffffaf32f870)
at /usr/src/sys/amd64/amd64/trap.c:290
#6 0xffffffff803d0b5e in calltrap ()
at /usr/src/sys/amd64/amd64/exception.S:209
#7 0xffffffff80238a70 in turnstile_broadcast (ts=0x0, queue=0)
at /usr/src/sys/kern/subr_turnstile.c:836
#8 0xffffffff801fa3d6 in _mtx_unlock_sleep (m=0xffffffff805aa180, opts=Variable
"opts" is not available.
)
at /usr/src/sys/kern/kern_mutex.c:619
#9 0xffffffff801fa6d3 in unlock_mtx (lock=0x0)
at /usr/src/sys/kern/kern_mutex.c:158
#10 0xffffffff8020d760 in _sleep (ident=0x0, lock=0xffffffff805aa180,
priority=256, wmesg=0xffffffff80815847 "sgread", timo=0)
at /usr/src/sys/kern/kern_synch.c:185
#11 0xffffffff8080e4a9 in sgread (dev=Variable "dev" is not available.
)
at /usr/src/sys/modules/cam/../../cam/scsi/scsi_sg.c:798
#12 0xffffffff801d116f in giant_read (dev=0xffffff0003038800,
uio=0xffffffffaf32fb20, ioflag=0) at /usr/src/sys/kern/kern_conf.c:424
#13 0xffffffff80199f4c in devfs_read_f (fp=0xffffff003bbc4e00,
uio=0xffffffffaf32fb20, cred=Variable "cred" is not available.
) at /usr/src/sys/fs/devfs/devfs_vnops.c:1000
#14 0xffffffff8023ab8f in dofileread (td=0xffffff0026618370, fd=4,
fp=0xffffff003bbc4e00, auio=0xffffffffaf32fb20, offset=Variable
"offset" is not available.
) at file.h:244
#15 0xffffffff8023ae58 in kern_readv (td=0xffffff0026618370, fd=4,
auio=0xffffffffaf32fb20) at /usr/src/sys/kern/sys_generic.c:192
#16 0xffffffff8023af18 in read (td=Variable "td" is not available.
) at /usr/src/sys/kern/sys_generic.c:108
#17 0xffffffff803e99bc in syscall (frame=0xffffffffaf32fc80)
at /usr/src/sys/amd64/amd64/trap.c:907
#18 0xffffffff803d0d6b in Xfast_syscall ()
at /usr/src/sys/amd64/amd64/exception.S:330
#19 0x0000000800cf03dc in ?? ()
Previous frame inner to this frame (corrupt stack?)
(kgdb) quit