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Re: something's wrong
I happened unfortunately to meet this problem, but fortunately
entered ddb.
I was doing ./build release for amd64 on amd64 HEAD around Nov 9.
Does this give any help?
fatal breakpoint trap in supervisor mode
trap type 1 code 0 rip ffffffff80153995 cs 8 rflags 202 cr2 7f7ff7b20000 ilevel
8 rsp fffffe810e058b08
curlwp 0xfffffe821dd69000 pid 0.4 lowest kstack 0xfffffe810e056000
Stopped in pid 0.4 (system) at netbsd:breakpoint+0x5: leave
db{0}> show reg
ds 8985
es 0
fs 8985
gs 0
rdi ffffffff80628220 x86_io
rsi 800
rbp fffffe810e058b08
rbx fffffe821ce2ee00
rdx 7f
rcx 1
rax f9
r8 ffffffff80628640 cpu_info_primary
r9 209
r10 0
r11 8
r12 ffff80000e467006
r13 800
r14 f9
r15 c6
rip ffffffff80153995 breakpoint+0x5
cs 8
rflags 202
rsp fffffe810e058b08
ss 0
netbsd:breakpoint+0x5: leave
db{0}> bt
breakpoint() at netbsd:breakpoint+0x5
comintr() at netbsd:comintr+0x502
Xintr_ioapic_edge1() at netbsd:Xintr_ioapic_edge1+0xea
--- interrupt ---
mutex_vector_enter() at netbsd:mutex_vector_enter+0x198
biodone2() at netbsd:biodone2+0x16
biointr() at netbsd:biointr+0x40
softint_dispatch() at netbsd:softint_dispatch+0x7b
DDB lost frame for netbsd:Xsoftintr+0x4f, trying 0xfffffe810e058d80
Xsoftintr() at netbsd:Xsoftintr+0x4f
--- interrupt ---
0:
db{0}> ps
PID LID S CPU FLAGS STRUCT LWP * NAME WAIT
27130 1 3 7 0 fffffe8122563ae0 i486--netbsdelf- tstile
27953> 1 7 0 0 fffffe8183d0caa0 i486--netbsdelf-
13694 1 3 0 80 fffffe81aa538280 sh wait
5779 1 3 6 0 fffffe81b60d5520 cc1 tstile
29998 1 3 3 80 fffffe81343dfae0 i486--netbsdelf- wait
2150 1 3 5 0 fffffe81c3a0f6e0 cc1 xchicv
7395 1 3 0 80 fffffe81aa538b00 i486--netbsdelf- wait
23603 1 3 0 80 fffffe818fdcbaa0 sh wait
12560 1 3 3 80 fffffe81d49d3180 sh wait
29623 1 3 7 0 fffffe81d49d3a00 i486--netbsdelf- wait
24648 1 3 4 0 fffffe810e440720 cc1 tstile
98 1 3 7 80 fffffe81c48871c0 sh wait
22382 1 3 4 80 fffffe8144616180 i486--netbsdelf- wait
13126> 1 7 3 0 fffffe819b8a4080 i486--netbsdelf-
23039 1 3 3 80 fffffe81733bb8a0 sh wait
16255 1 3 6 80 fffffe8146afaae0 sh wait
18642 1 3 2 0 fffffe8136212a80 cc1 tstile
10863 1 3 2 80 fffffe813e0cd0e0 i486--netbsdelf- wait
22244 1 3 2 80 fffffe810e4402e0 sh wait
17343> 1 7 1 0 fffffe815400b160 i486--netbsdelf-
24208 1 3 4 80 fffffe81699fb1e0 sh wait
27874 1 3 4 80 fffffe81733bb020 nbmake select
23072 1 3 6 80 fffffe811f753300 sh wait
12025 1 3 7 80 fffffe813625ba80 nbmake select
3935 1 3 7 80 fffffe81704ab300 nbmake select
4376 1 3 0 80 fffffe81bfb4eb80 nbmake select
22316 1 3 2 80 fffffe81c1b9f440 sh wait
21892 1 3 0 80 fffffe819a08ca80 sh wait
5038 1 3 7 80 fffffe813ffe1680 sh wait
6202 1 3 4 80 fffffe81b22158e0 nbmake select
19230 1 3 0 80 fffffe81bcfdf140 sh wait
16570 1 3 4 80 fffffe81444ce8c0 nbmake select
29194 1 3 0 80 fffffe813ffe1240 sh wait
3936 1 3 0 80 fffffe812c43e940 sh wait
19935 1 3 0 80 fffffe8143c4a020 sh wait
10040 1 3 0 80 fffffe81225636a0 sh wait
438 1 3 0 80 fffffe810e8064a0 tcsh ttyraw
428 1 3 7 80 fffffe810e8068e0 sshd select
399 > 1 7 2 0 fffffe810e56d040 getty
359 1 3 7 80 fffffe810eb5f100 sshd select
341 1 3 0 80 fffffe821c3ca120 powerd kqueue
334 1 3 2 80 fffffe821c3ca9a0 ntpd pause
284 1 3 2 80 fffffe821c993520 ipmon select
240 5 3 6 80 fffffe810eb5f540 slave nfsd
240 4 3 4 80 fffffe810eb5f980 slave nfsd
240 3 3 3 80 fffffe821c9930e0 slave nfsd
240 2 3 5 80 fffffe810ec9a0c0 slave nfsd
240 1 3 1 80 fffffe821c993960 master select
242 1 3 7 0 fffffe810ec9a940 mountd tstile
184 1 3 7 0 fffffe810e813080 rpcbind tstile
180 1 2 3 0 fffffe810eae9920 syslogd
1 1 3 6 80 fffffe810e4d48a0 init wait
0 91 3 3 200 fffffe810eae94e0 physiod physiod
0 90 3 0 200 fffffe810e56d480 aiodoned aiodoned
0 > 89 7 6 200 fffffe810e4d4020 ioflush
0 88 3 7 200 fffffe810e56d8c0 pgdaemon pgdaemon
0 85 3 3 200 fffffe810e42fb40 scsibus0 sccomp
0 83 3 7 200 fffffe810e3412a0 usb1 usbevt
0 82 3 0 200 fffffe810e42f700 usb0 usbevt
0 81 3 5 200 fffffe810e4d4460 npfgc npfgccv
0 80 3 3 200 fffffe810e45a000 unpgc unpgc
0 79 3 4 200 fffffe810e419b80 vmem_rehash vmem_rehash
0 78 3 0 200 fffffe810e45a440 coretemp3 coretemp3
0 77 3 0 200 fffffe810e45a880 coretemp2 coretemp2
0 76 3 0 200 fffffe810e419300 coretemp1 coretemp1
0 75 3 2 200 fffffe810e419740 coretemp0 coretemp0
0 66 3 5 200 fffffe810e3416e0 atabus5 atath
0 65 3 4 200 fffffe810e341b20 atabus4 atath
0 64 3 6 200 fffffe810e355280 atabus3 atath
0 63 3 1 200 fffffe810e3556c0 atabus2 atath
0 62 3 3 200 fffffe810e355b00 atabus1 atath
0 61 3 0 200 fffffe810e221260 atabus0 atath
0 60 3 0 200 fffffe810e2216a0 usbtask-dr usbtsk
0 59 3 0 200 fffffe810e221ae0 usbtask-hc usbtsk
0 58 3 7 200 fffffe810e170240 xcall/7 xcall
0 57 1 7 200 fffffe810e170680 softser/7
0 56 3 7 200 fffffe810e170ac0 softclk/7 tstile
0 55 1 7 200 fffffe810e141220 softbio/7
0 54 1 7 200 fffffe810e141660 softnet/7
0 > 53 7 7 201 fffffe810e141aa0 idle/7
0 52 3 6 200 fffffe810e14c200 xcall/6 xcall
0 51 1 6 200 fffffe810e14c640 softser/6
0 50 1 6 200 fffffe810e14ca80 softclk/6
0 49 1 6 200 fffffe810e1261e0 softbio/6
0 48 1 6 200 fffffe810e126620 softnet/6
0 47 1 6 201 fffffe810e126a60 idle/6
0 46 3 5 200 fffffe810e1291c0 xcall/5 xcall
0 45 1 5 200 fffffe810e129600 softser/5
0 44 1 5 200 fffffe810e129a40 softclk/5
0 43 1 5 200 fffffe810e1111a0 softbio/5
0 42 1 5 200 fffffe810e1115e0 softnet/5
0 > 41 7 5 201 fffffe810e111a20 idle/5
0 40 3 4 200 fffffe810e105180 xcall/4 xcall
0 39 1 4 200 fffffe810e1055c0 softser/4
0 38 3 4 200 fffffe810e105a00 softclk/4 tstile
0 37 1 4 200 fffffe810e0d3160 softbio/4
0 36 1 4 200 fffffe810e0d35a0 softnet/4
0 > 35 7 4 201 fffffe810e0d39e0 idle/4
0 34 3 3 200 fffffe810e0c5140 xcall/3 xcall
0 33 1 3 200 fffffe810e0c5580 softser/3
0 > 32 7 3 200 fffffe810e0c59c0 softclk/3
0 31 1 3 200 fffffe810e0c8120 softbio/3
0 30 1 3 200 fffffe810e0c8560 softnet/3
0 29 1 3 201 fffffe810e0c89a0 idle/3
0 28 3 2 200 fffffe810e0a1100 xcall/2 xcall
0 27 1 2 200 fffffe810e0a1540 softser/2
0 26 3 2 200 fffffe810e0a1980 softclk/2 tstile
0 25 1 2 200 fffffe810e0af0e0 softbio/2
0 24 1 2 200 fffffe810e0af520 softnet/2
0 23 1 2 201 fffffe810e0af960 idle/2
0 22 3 1 200 fffffe810e0890c0 xcall/1 xcall
0 21 1 1 200 fffffe810e089500 softser/1
0 20 1 1 200 fffffe810e089940 softclk/1
0 19 1 1 200 fffffe810e08a0a0 softbio/1
0 18 1 1 200 fffffe810e08a4e0 softnet/1
0 17 1 1 201 fffffe810e08a920 idle/1
0 16 3 0 200 fffffe821ce41080 sysmon smtaskq
0 15 3 4 200 fffffe821ce414c0 pmfsuspend pmfsuspend
0 14 3 3 200 fffffe821ce41900 pmfevent pmfevent
0 13 3 1 200 fffffe821d54a060 sopendfree sopendfr
0 12 3 1 200 fffffe821d54a4a0 nfssilly nfssilly
0 11 3 7 200 fffffe821d54a8e0 cachegc cachegc
0 10 3 0 200 fffffe821dd55040 vrele vrele
0 9 3 0 200 fffffe821dd55480 vdrain vdrain
0 8 3 0 200 fffffe821dd558c0 modunload mod_unld
0 7 3 0 200 fffffe821dd5c020 xcall/0 xcall
0 6 1 0 200 fffffe821dd5c460 softser/0
0 > 5 7 0 200 fffffe821dd5c8a0 softclk/0
0 > 4 7 0 200 fffffe821dd69000 softbio/0
0 3 3 0 200 fffffe821dd69440 softnet/0 tstile
0 2 1 0 201 fffffe821dd69880 idle/0
0 1 3 2 200 ffffffff8062f980 swapper uvm
db{0}> machine cpu
addr dev id flags ipis curlwp
0xffffffff80628640 cpu0 0 3009 0 0xfffffe821dd69000
0xfffffe810e080000 cpu1 2 f002 0 0xfffffe815400b160
0xfffffe810e085000 cpu2 4 f002 0 0xfffffe810e56d040
0xfffffe810e0ae000 cpu3 6 f002 0 0xfffffe810e0c59c0
0xfffffe810e0f1000 cpu4 1 f002 0 0xfffffe810e0d39e0
0xfffffe810e117000 cpu5 3 b002 0 0xfffffe810e111a20
0xfffffe810e134000 cpu6 5 f002 0 0xfffffe810e4d4020
0xfffffe810e157000 cpu7 7 f002 0 0xfffffe810e141aa0
db{0}> show lock
Sorry, kernel not built with the LOCKDEBUG option.
db{0}> bt/a fffffe81c3a0f6e0
trace: pid 2150 lid 1 at 0xfffffe810ed35bc0
sleepq_block() at netbsd:sleepq_block+0xa0
cv_wait() at netbsd:cv_wait+0x9f
xc_wait() at netbsd:xc_wait+0x4a
pcu_load() at netbsd:pcu_load+0x79
db{0}> bt/a fffffe8122563ae0
trace: pid 27130 lid 1 at 0xfffffe810f1a50e0
sleepq_block() at netbsd:sleepq_block+0xa0
turnstile_block() at netbsd:turnstile_block+0x2cc
mutex_vector_enter() at netbsd:mutex_vector_enter+0x13d
uvm_fault_lower_enter.clone.10() at netbsd:uvm_fault_lower_enter.clone.10+0x108
uvm_fault_internal() at netbsd:uvm_fault_internal+0xbee
trap() at netbsd:trap+0x4da
--- trap (number 6) ---
copyout() at netbsd:copyout+0x34
uiomove() at netbsd:uiomove+0x9d
ubc_uiomove() at netbsd:ubc_uiomove+0xae
ffs_read() at netbsd:ffs_read+0x3f2
VOP_READ() at netbsd:VOP_READ+0x37
vn_rdwr() at netbsd:vn_rdwr+0x114
vmcmd_readvn() at netbsd:vmcmd_readvn+0x50
execve_runproc() at netbsd:execve_runproc+0x1be
execve1() at netbsd:execve1+0x40
syscall() at netbsd:syscall+0x9a
--- syscall (number 59) ---
7f7ff743b12a:
db{0}> bt/a fffffe81b60d5520
trace: pid 5779 lid 1 at 0xfffffe810f3ad880
sleepq_block() at netbsd:sleepq_block+0xa0
turnstile_block() at netbsd:turnstile_block+0x2cc
mutex_vector_enter() at netbsd:mutex_vector_enter+0x13d
uvm_fault_lower_enter.clone.10() at netbsd:uvm_fault_lower_enter.clone.10+0x108
uvm_fault_internal() at netbsd:uvm_fault_internal+0xbee
trap() at netbsd:trap+0x4da
--- trap (number 6) ---
7f7ff6d0789c:
db{0}> t/a fffffe810e170ac0
trace: pid 0 lid 56 at 0xfffffe810e169be0
sleepq_block() at netbsd:sleepq_block+0xa0
turnstile_block() at netbsd:turnstile_block+0x2cc
mutex_vector_enter() at netbsd:mutex_vector_enter+0x13d
arptimer() at netbsd:arptimer+0x15
callout_softclock() at netbsd:callout_softclock+0x174
softint_dispatch() at netbsd:softint_dispatch+0x7b
DDB lost frame for netbsd:Xsoftintr+0x4f, trying 0xfffffe810e169d80
Xsoftintr() at netbsd:Xsoftintr+0x4f
--- interrupt ---
0:
db{0}> bt/a fffffe810e0c59c0
trace: pid 0 lid 32 at 0x2
?() at 0
fatal page fault in supervisor mode
trap type 6 code 0 rip ffffffff8015837b cs 8 rflags 10246 cr2 a ilevel 8 rsp
fffffe810e057e80
curlwp 0xfffffe821dd69000 pid 0.4 lowest kstack 0xfffffe810e056000
kernel: page fault trap, code=0
Faulted in DDB; continuing...
db{0}> bt/a fffffe821dd69440
trace: pid 0 lid 3 at 0xfffffe810e055c30
sleepq_block() at netbsd:sleepq_block+0xa0
turnstile_block() at netbsd:turnstile_block+0x2cc
mutex_vector_enter() at netbsd:mutex_vector_enter+0x13d
arpintr() at netbsd:arpintr+0x13
softint_dispatch() at netbsd:softint_dispatch+0x7b
DDB lost frame for netbsd:Xsoftintr+0x4f, trying 0xfffffe810e055d80
Xsoftintr() at netbsd:Xsoftintr+0x4f
--- interrupt ---
0:
db{0}> bt/a fffffe821dd69000
trace: pid 0 lid 4 at 0xfffffe810e058b08
breakpoint() at netbsd:breakpoint+0x5
comintr() at netbsd:comintr+0x502
Xintr_ioapic_edge1() at netbsd:Xintr_ioapic_edge1+0xea
--- interrupt ---
mutex_vector_enter() at netbsd:mutex_vector_enter+0x198
biodone2() at netbsd:biodone2+0x16
biointr() at netbsd:biointr+0x40
softint_dispatch() at netbsd:softint_dispatch+0x7b
DDB lost frame for netbsd:Xsoftintr+0x4f, trying 0xfffffe810e058d80
Xsoftintr() at netbsd:Xsoftintr+0x4f
--- interrupt ---
0:
db{0}> bt/a fffffe821dd5c8a0
trace: pid 0 lid 5 at 0xfffffe810e05bd10
callout_softclock() at netbsd:callout_softclock+0x243
softint_dispatch() at netbsd:softint_dispatch+0x7b
db{0}> bt/a fffffe810e4d4020
trace: pid 0 lid 89 at 0xfffffe810e562bf0
sleepq_block() at netbsd:sleepq_block+0xf7
vn_lock() at netbsd:vn_lock+0x70
vget() at netbsd:vget+0xb3
sched_sync() at netbsd:sched_sync+0x9f
db{0}>
--
t-hash
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