On Tue, Apr 23, 2019 at 4:01 PM Martin Pieuchot <[email protected]> wrote:
> > The USB keyboard is then not functional to provide more information.
>
> Could you set the following in /etc/sysctl.conf:
>
> machdep.forceukbd=1
>
> That should hopefully give you a functional keyboard in DDB. With that
> it would be nice to see ps, trace..
USB keyboard works now! Thanks. And dmesg kept history on warm reboot!
Great! But without ddb input.
I've typed 'ps', 'trace', 'mach ddbcpu 0', 'trace' and edit trace below.
uvm_fault(0xd34e4e04, 0x0, 0, 2) -> e
kernel: page fault trap, code=0
Stopped at kqueue_scan+0x246: movl %eax,0(%ecx)
ddb>ps
PID TID PPID UID S FLAGS WAIT COMMAND
89513 437697 16659 1000 3 0x100083 ttyin ksh
16659 408882 51585 1000 3 0x90 select sshd
51585 131494 11094 0 3 0x92 poll sshd
83441 88878 54510 1000 3 0x100083 ttyin ksh
35397 179689 93194 509 3 0x82 poll bitlbee
18370 37576 93194 32767 3 0x100082 poll nc
54326 495139 54453 1000 3 0x83 poll irssi
54326 282579 54453 1000 3 0x4000083 poll irssi
54453 417822 54510 1000 3 0x10008b pause ksh
54510 355760 1 1000 3 0x100080 kqread tmux
42801 333326 1 0 3 0x100083 ttyin getty
32464 248590 1 0 3 0x100083 ttyin getty
30691 252201 1 0 3 0x100083 ttyin getty
68172 171527 1 0 3 0x100083 ttyin getty
9923 2396 1 0 3 0x100083 ttyin getty
72757 418845 1 0 3 0x100098 poll cron
94232 270608 1 566 3 0x90 kqread tor
61066 380412 1 99 3 0x100090 poll sndiod
48037 106224 1 110 3 0x100090 poll sndiod
93194 311760 1 0 3 0x100090 kqread inetd
40141 303643 37303 95 3 0x100092 kqread smtpd
49177 273097 37303 103 3 0x100092 kqread smtpd
14136 436066 37303 95 3 0x100092 kqread smtpd
43555 114382 37303 95 3 0x100092 kqread smtpd
24076 293064 37303 95 3 0x100092 kqread smtpd
39821 382366 37303 95 3 0x100092 kqread smtpd
37303 419658 1 0 3 0x100080 kqread smtpd
34615 65679 66951 94 3 0x100092 kqread rad
27672 58256 66951 94 3 0x100092 kqread rad
66951 350036 1 0 3 0x100080 kqread rad
48906 239038 1 77 3 0x100090 poll dhcpd
11094 239419 1 0 3 0x80 select sshd
32082 523496 25690 0 3 0x80 netio npppd
*25690 329908 1 82 7 0x10 npppd
53170 152811 39119 68 3 0x90 select isakmpd
39119 178351 1 0 3 0x80 netio isakmpd
33761 61404 1 0 3 0x100080 poll ntpd
77281 283842 53057 83 3 0x100092 poll ntpd
53057 157753 1 83 3 0x100092 poll ntpd
29310 478555 82716 74 3 0x100092 bpf pflogd
82716 393202 1 0 3 0x80 netio pflogd
98294 140613 22386 73 2 0x100090 syslogd
22386 352951 1 0 3 0x100082 netio syslogd
42363 172181 1 77 3 0x100090 poll dhclient
16574 286835 1 0 3 0x80 poll dhclient
20288 509789 38319 115 3 0x100092 kqread slaacd
14626 434941 38319 115 3 0x100092 kqread slaacd
38319 486906 1 0 3 0x100080 kqread slaacd
99619 63098 0 0 3 0x14280 schto i915/signal:0
61419 255834 0 0 3 0x14200 bored i915-userptr-acq
52758 356166 0 0 3 0x14200 bored i915_modeset
63752 394886 0 0 3 0x14200 bored i915-dp
28426 1278 0 0 3 0x14200 bored i915
40838 107636 0 0 3 0x14200 pgzero zerothread
85345 182218 0 0 3 0x14200 aiodoned aiodoned
79526 249789 0 0 3 0x14200 syncer update
77682 102635 0 0 3 0x14200 cleaner cleaner
1527 169933 0 0 3 0x14200 reaper reaper
27493 42773 0 0 3 0x14200 pgdaemon pagedaemon
12828 137806 0 0 3 0x14200 bored srdis
99385 151993 0 0 3 0x14200 bored crynlk
75911 237067 0 0 3 0x14200 bored crypto
37078 83962 0 0 3 0x14200 usbtsk usbtask
97911 75679 0 0 3 0x14200 usbatsk usbatsk
63855 236832 0 0 3 0x14200 bored drmtskl
30522 145007 0 0 3 0x14200 bored drmlwq
83412 71690 0 0 3 0x14200 bored drmubwq
41239 484259 0 0 3 0x14200 bored drmwq
97281 500218 0 0 3 0x14200 bored sensors
31343 314304 0 0 3 0x40014200 acpi0 acpi0
75414 439743 0 0 3 0x40014200 idle1
33809 303054 0 0 7 0x14200 softnet
3069 109594 0 0 3 0x14200 bored systqmp
62451 272774 0 0 3 0x14200 bored systq
34597 129188 0 0 3 0x40014200 bored softclock
88092 315407 0 0 3 0x40014200 idle0
29326 170399 0 0 3 0x14200 bored smr
61127 520207 0 0 3 0x14200 kmalloc kmthread
1 516534 0 0 3 0x82 wait init
0 0 -1 0 3 0x10200 scheduler swapper
ddb{1}> trace
kqueue_scan(d3453dd4,40,60aa5800,f5cbbab0,d3248a24,f5cbbaac) at
kqueue_scan+0x246
sys_kevent(d3248a24,f5cbbbd0,f5cbbbc8) at sys_kevent+0x24f
syscall(f5cbbc10) at syscall+0x25e
Xsyscall_untramp(2b,200246,cf7f288c,33,0) at Xsyscall_untramp+0xa9
end of kernel
ddb{1}> mach ddbcpu 0
ddb{0}> trace
db_enter() at db_enter+0x4
i386_ipi_handler() at i386_ipi_handler+0x3f
Xipi_untramp(50,200297,d365af40,0,f534e9f4) at Xipi_untramp+0xc2
___mp_lock(d0df41a0) at ___mp_lock+0x52
intr_handler(f534ea04,d365af40) at intr_handler+0x1d
Xintr_ioapic3_untramp(50,200297,0,1,f534ea74) at Xintr_ioapic3_untramp+0xdf
_kernel_lock(d0bbfa80,52) at _kernel_lock+0x8e
softintr_dispatch(0) at softintr_dispatch+0x18
Xsoftclock(8,200297,d32abad0,d32aba84,f534eae0) at Xsoftclock+0x12
_kernel_lock(d0b71e8b,19a) at _kernel_lock+0x82
sowakeup(d32aba84,d32abad0) at sowakeup+0x88
sorwakeup(d32aba84) at sorwakeup+0x53
tcp_input(f534ec5c,f534ec58,6,2) at tcp_input+0x33a5
ip_deliver(f534ec5c,f534ec58,6,2) at ip_deliver+0x224
ip_local(f534ec5c,f534ec58,d02af0da,0) at ip_local+0x142
ipintr() at ipintr+0x58
if_netisr(0) at if_netisr+0x65
taskq_thread(d3501040) at
Hope this help!
Cheers,
--
Olivier
