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unresponsive after mount msdos and cd /mnt within amd64 dom0
amd64 dom0 updated in the last 12 hours. Attached umass and mounted
msdos ok. As soon as I attempt to cd into the mount the system becomes
unresponsive. Breaking into ddb shows:
++++fatal breakpoint trap in supervisor mode
trap type 1 code 0 rip ffffffff804a803d cs e030 rflags 202 cr2 531968
cpl 6 rsp ffffa0000d6bd628
Stopped in pid 732.1 (ksh) at netbsd:breakpoint+0x5: leave
breakpoint() at netbsd:breakpoint+0x5
xencons_tty_input() at netbsd:xencons_tty_input+0xc5
xencons_intr() at netbsd:xencons_intr+0x5f
evtchn_do_event() at netbsd:evtchn_do_event+0xfa
call_evtchn_do_event() at netbsd:call_evtchn_do_event+0xd
hypervisor_callback() at netbsd:hypervisor_callback+0xa3
bread() at netbsd:bread+0x30
pcbmap() at netbsd:pcbmap+0x1ae
deget() at netbsd:deget+0x3fe
msdosfs_root() at netbsd:msdosfs_root+0x20
lookup() at netbsd:lookup+0x3c9
namei() at netbsd:namei+0x1a2
change_dir() at netbsd:change_dir+0x1f
sys_chdir() at netbsd:sys_chdir+0x5b
syscall() at netbsd:syscall+0x98
ds 0x8d5e
es 0xd608
fs 0x8c9c
gs 0x3bc0
rdi 0xffffa00000445780
rsi 0xffffffff80b258d0 rbuf.11341
rbp 0xffffa0000d6bd628
rbx 0xffffffff80b258d0 rbuf.11341
rdx 0x2b
rcx 0xfe2b
rax 0x1
r8 0
r9 0xffffa0000d6bd8e8
r10 0x10000
r11 0xffffa0000d6bd908
r12 0xffffa0000a380408
r13 0
r14 0x1
r15 0xffffa00000445780
rip 0xffffffff804a803d breakpoint+0x5
cs 0xe030
rflags 0x202
rsp 0xffffa0000d6bd628
ss 0xe02b
netbsd:breakpoint+0x5: leave
db>
fatal breakpoint trap in supervisor mode
trap type 1 code 0 rip ffffffff804a803d cs e030 rflags 202 cr2 531968
cpl 6 rsp
ffffa0000d6bd628
db> ps
PID PPID PGRP UID S FLAGS LWPS
COMMAND WAIT
>732 731 732 0 2 0x4000 1 ksh
820 584 584 12 2 0x4100 1 pickup
kqueue
693 584 584 12 2 0x4100 1 qmgr
kqueue
731 1 731 0 2 0x4100 1
login wait
503 1 503 0 2 0 1 cron
nanoslp
584 1 584 0 2 0x4100 1 master
kqueue
490 1 490 0 2 0 1 sshd
select
409 1 409 0 2 0 1 powerd
kqueue
440 1 440 0 2 0 1
ntpd pause
186 1 186 0 2 0 2
xenbackendd *
179 174 177 0 2 0 8
python2.4 *
175 1 172 0 2 0x1 2
xenconsoled *
174 1 177 0 2 0 1
python2.4 wait
176 1 169 0 2 0x1 1 xenstored
select
75 1 75 0 2 0 1 syslogd
1 0 1 0 2 0x4001 1
init wait
0 -1 0 0 2 0x20002 38
system *
db>
db> ps/l
PID LID S FLAGS STRUCT LWP * NAME WAIT
>732 > 1 7 4 ffffa0000d823bc0 ksh
820 1 3 80 ffffa0000be0b040 pickup kqueue
693 1 3 80 ffffa0000d7773e0 qmgr kqueue
731 1 3 80 ffffa0000be0b420 login wait
503 1 3 80 ffffa0000d8237e0 cron nanoslp
584 1 3 80 ffffa0000d777000 master kqueue
490 1 3 80 ffffa0000d5c8420 sshd select
409 1 3 80 ffffa0000befdba0 powerd kqueue
440 1 3 84 ffffa0000d533400 ntpd pause
186 2 3 80 ffffa0000befd000 xenbackendd netio
1 3 80 ffffa0000d4007e0 xenbackendd parked
179 27 5 4 ffffa0000d823400 python2.4
7 3 80 ffffa0000d4df000 python2.4 socket
6 3 80 ffffa0000d4df3e0 python2.4 socket
5 3 80 ffffa0000d4df7c0 python2.4 netio
4 3 80 ffffa0000d4dfba0 python2.4 parked
3 3 84 ffffa0000d4d6040 python2.4 select
2 3 80 ffffa0000d4d6420 python2.4 socket
1 3 80 ffffa0000d400400 python2.4 select
175 2 3 80 ffffa0000d4d6800 xenconsoled netio
1 3 84 ffffa0000d4d6be0 xenconsoled select
174 1 3 80 ffffa0000d400020 python2.4 wait
176 1 3 80 ffffa0000d400bc0 xenstored select
75 1 2 4 ffffa0000befd7c0 syslogd
1 1 3 80 ffffa000098dbbe0 init wait
0 51 3 204 ffffa0000d7777c0 scsibus1 sccomp
50 2 204 ffffa0000d8cb420 vnd0
49 3 204 ffffa0000be057c0 scsibus0 sccomp
47 3 204 ffffa0000d5c8040 vnd3 vndbp
46 2 204 ffffa0000d5c8be0 vnd2
45 2 204 ffffa0000d5c8800 vnd1
43 3 204 ffffa0000befd3e0 physiod physiod
42 3 204 ffffa0000be0b800 vmem_rehash
vmem_rehash
41 3 204 ffffa0000be0bbe0 aiodoned aiodoned
40 3 204 ffffa0000be08020 ioflush syncer
39 3 204 ffffa0000be08400 pgdaemon pgdaemon
38 3 204 ffffa0000be087e0 raidio0 raidiow
37 3 204 ffffa0000be08bc0 raid0 rfwcond
36 3 204 ffffa0000be05000 cryptoret
crypto_wait
35 3 204 ffffa0000be053e0 atapibus0 sccomp
32 3 204 ffffa000098da7e0 usb4 usbevt
31 3 204 ffffa000098dabc0 usb3 usbevt
30 3 204 ffffa000098d9000 usb2 usbevt
29 3 204 ffffa000098d93e0 usb1 usbevt
28 3 204 ffffa0000be05ba0 usbtask-dr usbtsk
27 3 204 ffffa000098da020 usbtask-hc usbtsk
26 3 204 ffffa000098db800 usb0 usbevt
25 3 204 ffffa000098db040 xenbus rdst
24 3 204 ffffa000098db420 xenwatch evtsq
15 3 204 ffffa000098d97c0 atabus2 atath
14 3 204 ffffa000098d9ba0 atabus1 atath
13 3 204 ffffa000098d3040 atabus0 atath
11 3 204 ffffa000098d3800 sysmon smtaskq
10 3 204 ffffa000098d3be0 pmfevent pmfevent
9 3 204 ffffa000098cc020 cachegc cachegc
8 3 204 ffffa000098cc400 vrele vrele
7 3 204 ffffa000098cc7e0 xcall/0 xcall
6 1 204 ffffa000098ccbc0 softser/0
5 1 204 ffffa000098ca000 softclk/0
4 1 204 ffffa000098ca3e0 softbio/0
3 1 204 ffffa000098ca7c0 softnet/0
2 1 205 ffffa000098caba0 idle/0
1 3 204 ffffffff80a707a0 swapper schedule
db>
db> reboot
syncing disks... panic: assert_sleepable: interrupt
caller=0xffffffff80462a79
fatal breakpoint trap in supervisor mode
trap type 1 code 0 rip ffffffff804a803d cs e030 rflags 246 cr2 531968
cpl 0 rsp ffffa0000d6bcf30
Stopped in pid 732.1 (ksh) at netbsd:breakpoint+0x5: leave
breakpoint() at netbsd:breakpoint+0x5
panic() at netbsd:panic+0x255
assert_sleepable() at netbsd:assert_sleepable+0x75
_fstrans_start() at netbsd:_fstrans_start+0x29
ffs_sync() at netbsd:ffs_sync+0x6c
sys_sync() at netbsd:sys_sync+0xeb
vfs_shutdown() at netbsd:vfs_shutdown+0x4e
cpu_reboot() at netbsd:cpu_reboot+0xe5
db_reboot_cmd() at netbsd:db_reboot_cmd+0x47
db_command() at netbsd:db_command+0xb8
db_command_loop() at netbsd:db_command_loop+0xe9
db_trap() at netbsd:db_trap+0xdd
kdb_trap() at netbsd:kdb_trap+0xc2
trap() at netbsd:trap+0x3b5
--- trap (number -559038737) ---
0:
ds 0xcf40
es 0x8c9c
fs 0xcf40
gs 0x8d5e
rdi 0
rsi 0x1
rbp 0xffffa0000d6bcf30
rbx 0xffffa0000d6bcf40
rdx 0
rcx 0
rax 0x1
r8 0xffffffff80ab6740 cpu_info_primary
r9 0x1
r10 0xffffa0000d6bce50
r11 0xffffffff804e3960 xenconscn_putc
r12 0x104
r13 0xffffffff808434aa copyright+0x1806a
r14 0x1
r15 0xffffa000004f5f00
rip 0xffffffff804a803d breakpoint+0x5
cs 0xe030
rflags 0x246
rsp 0xffffa0000d6bcf30
ss 0xe02b
netbsd:breakpoint+0x5: leave
db>reboot
rebooting...
(XEN) Domain 0 shutdown: rebooting machine.
If there is any more I can provide please let me know. I have _very_
little ddb experience.
Sarton
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