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Persistent crashes with 3.0 db_read_bytes/select?
Same thing observed 3 times in a row, also reported by Aaron
(Art: see previous message and discussion on ICB)
Anybody else seen this?
kernel: page fault trap, code=0
Stopped at 0x6db6db6d: kernel: page fault trap, code=0
Stopped at _db_read_bytes+0x10: movb 0(%ecx),%al
ddb> ps
PID PPID PGRP UID S FLAGS WAIT COMMAND
25816 12003 16427 1000 3 0x4084 nanosleep sleep
3436 3316 3316 67 3 0x184 netcon httpd
28247 3316 3316 67 3 0x184 netcon httpd
28010 3316 3316 67 3 0x184 netcon httpd
26267 3316 3316 67 3 0x184 netcon httpd
31006 3316 3316 67 3 0x184 netcon httpd
19079 3316 3316 67 3 0x184 netcon httpd
16292 3316 3316 67 3 0x184 netcon httpd
7313 21191 16427 1000 3 0x4084 nanosleep sleep
12228 3316 3316 67 3 0x184 netio httpd
24235 3316 3316 67 3 0x184 netcon httpd
11770 3426 3426 1000 3 0x4086 piperd grep
18361 3426 3426 1000 3 0x4086 piperd grep
19085 3426 3426 1000 3 0x4086 piperd grep
22776 3426 3426 1000 3 0x4086 piperd grep
26744 3426 3426 1000 3 0x4086 piperd grep
30791 3426 3426 1000 3 0x4086 select sup
3426 26966 3426 1000 3 0x4086 pause sh
5713 3878 5713 1000 3 0x44186 select ssh
6925 1 26581 1001 3 0x44186 netio ping
20728 17247 20728 1001 3 0x4086 ttyin ksh
--db_more--
17247 9689 9689 0 3 0x84 select sshd
14811 1 12954 1000 3 0x44186 netio ping
3878 10623 3878 1000 3 0x4086 pause ksh
10623 9689 9689 0 3 0x84 select sshd
12492 1 11808 1000 3 0x4086 kqread tail
2627 1 11808 1000 3 0x4086 kqread tail
4974 1 11808 1000 3 0x4086 kqread tail
24052 1 11808 1000 3 0x4086 kqread tail
12213 1 11808 1000 3 0x4086 kqread tail
20029 1 11808 1000 3 0x4086 kqread tail
26729 1 11808 1000 3 0x4086 kqread tail
5422 1 11808 1000 3 0x4086 kqread tail
1763 1 11808 1000 3 0x4086 kqread tail
25126 1 11808 1000 3 0x4086 kqread tail
26966 32046 26966 1000 3 0x4086 ttyin ksh
32046 9689 9689 0 3 0x84 select sshd
11032 1 11032 0 3 0x4086 ttyin getty
24792 1 24792 0 3 0x4086 ttyin getty
11098 1 11098 0 3 0x4086 ttyin getty
25475 1 25475 0 3 0x4086 ttyin getty
1412 1 1412 0 3 0x4086 ttyin getty
23657 1 23657 0 3 0x84 nanosleep cron
21191 620 16427 1000 3 0x4086 pause sh
--db_more--
12003 10147 16427 1000 3 0x4086 pause sh
10147 1 16427 1000 3 0x4086 pause ksh
620 1 16427 1000 3 0x4086 pause ksh
9689 1 9689 0 3 0x84 select sshd
114 1 114 0 3 0x40184 select sendmail
26073 1 26073 0 3 0x184 select inetd
3316 1 3316 0 3 0x84 select httpd
20968 1 20968 0 3 0x84 select lpd
2563 1 2563 0 3 0x84 select portmap
17256 1 17256 70 3 0x184 select named
28249 1 28249 0 3 0x84 select syslogd
15131 1 15131 0 3 0x84 mfsidl mount_mfs
7 0 0 0 3 0x100204 usbevt usb0
6 0 0 0 3 0x100204 crypto_wa crypto
5 0 0 0 3 0x100204 syncer update
4 0 0 0 3 0x100204 flusher flusher
3 0 0 0 3 0x100204 reaper reaper
2 0 0 0 3 0x100204 daemon_sl pagedaemon
1 0 1 0 3 0x4084 wait init
0 -1 0 0 3 0x80204 scheduler swapper
ddb> trace
_db_read_bytes(6db6db6d,1,f7f44b14,36180c37,6db6db6d) at _db_read_bytes+0x10
_db_get_value(6db6db6d,1,0,e0180d24,6db6db6d) at _db_get_value+0x1c
_db_disasm(6db6db6d,0,0,0,0) at _db_disasm+0x20
_db_print_loc_and_inst(6db6db6d,f7f44bd4,f7f44be8,e02db0ee) at _db_print_loc_an
d_inst+0x2d
_db_trap(6,0,f7f44c18,e02cbe32,1) at _db_trap+0xbf
_kdb_trap(6,0,f7f44c70,e0e39300) at _kdb_trap+0xc2
_trap() at _trap+0x1b0
--- trap (number 6) ---
(null)(e04cd024,f7f44d60,f7ec726c,4) at 0x6db6db6d
_softclock(e0c5a660,f7ec726c,f7ec726c,f7f44d20,e0c5ab60) at _softclock+0x6e
_hardclock(f7f44d60,f7ec726c,f7ec726c,1,e0c66040) at _hardclock+0x3d8
_clockintr(f7f44d60) at _clockintr+0x11
_Xrecurse0() at _Xrecurse0+0x6d
--- interrupt ---
_idle(0,0,0,20,0) at _idle+0x20
bpendtsleep(e04e1da8,118,e01b54ea,65,0) at bpendtsleep
_sys_select(f7ec726c,f7f44f88,f7f44f80,0,0) at _sys_select+0x328
_syscall() at _syscall+0x242
--- syscall (number 93) ---
0x401cf50f:
ddb> boot crash
dumping to dev 1, offset 15
dump 198 197 196 195 194 193 192 191 190 189 188 187 186 185 184 183 182 181 180 179 178 177 176 175 174 173 172 171 170 169 168 167 166 165 164 163 162 161 160 159 158 157 156 155 154 153 152 151 150 149 148 147 146 145 144 143 142 141 140 139 138 137 136 135 134 133 132 131 130 129 128 127 126 125 124 123 122 121 120 119 118 117 116 115 114 113 112 111 110 109 108 107 106 105 104 103 102 101 100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 area improper
reboot
Running -current from two days ago, increase NMBCLUSTERS and disabled pcibios
OpenBSD 3.0-beta (reptile) #0: Wed Oct 3 11:02:43 CEST 2001
root@reptile:/usr/obj/reptile
cpu0: Intel Pentium III (Coppermine) ("GenuineIntel" 686-class) 797 MHz
cpu0: FPU,V86,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SYS,MTRR,PGE,MCA,CMOV,PAT,PSE36,SER,MMX,FXSR,SIMD
real mem = 402173952 (392748K)
avail mem = 367017984 (358416K)
using 4934 buffers containing 20209664 bytes (19736K) of memory
mainbus0 (root)
bios0 at mainbus0: AT/286+(c2) BIOS, date 10/28/00, BIOS32 rev. 0 @ 0xfd7e3
bios0: ROM list: 0xc0000/0x8000 0xc8000/0x1800 0xe4000/0x4000!
pci0 at mainbus0 bus 0: configuration mode 1 (no bios)
pchb0 at pci0 dev 0 function 0 "Intel 82440BX PCI-AGP" rev 0x00
ppb0 at pci0 dev 1 function 0 "Intel 82440BX AGP" rev 0x00
pci1 at ppb0 bus 1
ppb1 at pci1 dev 15 function 0 "DEC 21150-BC PCI-PCI" rev 0x06
pci2 at ppb1 bus 2
ahc1 at pci0 dev 12 function 0 "Adaptec AIC-7896/7 U2" rev 0x00: irq 11
ahc1: Wide Channel A, SCSI Id=7, 16/255 SCBs
scsibus0 at ahc1: 16 targets
ahc2 at pci0 dev 12 function 1 "Adaptec AIC-7896/7 U2" rev 0x00: irq 11
ahc2: Wide Channel B, SCSI Id=7, 16/255 SCBs
scsibus1 at ahc2: 16 targets
fxp0 at pci0 dev 14 function 0 "Intel 82557" rev 0x08: irq 10, address 00:d0:b7:a9:25:0a
inphy0 at fxp0 phy 1: i82555 10/100 media interface, rev. 4
pcib0 at pci0 dev 18 function 0 "Intel 82371AB PIIX4 ISA" rev 0x02
pciide0 at pci0 dev 18 function 1 "Intel 82371AB IDE" rev 0x01: DMA, channel 0 wired to compatibility, channel 1 wired to compatibility
wd0 at pciide0 channel 0 drive 0: <IBM-DTLA-307030>
wd0: 16-sector PIO, LBA, 29314MB, 16383 cyl, 16 head, 63 sec, 60036480 sectors
wd0(pciide0:0:0): using PIO mode 4, Ultra-DMA mode 2
wd1 at pciide0 channel 1 drive 0: <IBM-DTLA-307075>
wd1: 16-sector PIO, LBA, 73308MB, 16383 cyl, 16 head, 63 sec, 150136560 sectors
wd1(pciide0:1:0): using PIO mode 4, Ultra-DMA mode 2
uhci0 at pci0 dev 18 function 2 "Intel 82371AB USB" rev 0x01: irq 10
usb0 at uhci0: USB revision 1.0
uhub0 at usb0
uhub0: vendor 0x0000 UHCI root hub, class 9/0, rev 1.00/1.00, addr 1
uhub0: 2 ports with 2 removable, self powered
"Intel 82371AB Power Mgmt" rev 0x02 at pci0 dev 18 function 3 not configured
vga1 at pci0 dev 20 function 0 "Cirrus Logic CL-GD5480" rev 0x23
wsdisplay0 at vga1: console (80x25, vt100 emulation)
wsdisplay0: screen 1-5 added (80x25, vt100 emulation)
isa0 at pcib0
isadma0 at isa0
pckbc0 at isa0 port 0x60/5
pckbd0 at pckbc0 (kbd slot)
pckbc0: using irq 1 for kbd slot
wskbd0 at pckbd0: console keyboard, using wsdisplay0
pcppi0 at isa0 port 0x61
midi0 at pcppi0: <PC speaker>
sysbeep0 at pcppi0
lpt0 at isa0 port 0x378/4 irq 7
npx0 at isa0 port 0xf0/16: using exception 16
pccom0 at isa0 port 0x3f8/8 irq 4: ns16550a, 16 byte fifo
pccom0: console
pccom1 at isa0 port 0x2f8/8 irq 3: ns16550a, 16 byte fifo
fdc0 at isa0 port 0x3f0/6 irq 6 drq 2
fd0 at fdc0 drive 0: 1.44MB 80 cyl, 2 head, 18 sec
biomask cc40 netmask cc40 ttymask ccc2
pctr: 686-class user-level performance counters enabled
mtrr: Pentium Pro MTRR support
dkcsum: wd0 matched BIOS disk 80
dkcsum: wd1 matched BIOS disk 81
root on wd0a
rootdev=0x0 rrootdev=0x300 rawdev=0x302
WARNING: / was not properly unmounted