> There might still be one or two remaining, but these should be very
> infrequent.
The panice happened during make world with two setiathome clients.
Is this a new one or one known to be fixed?
Thanks
PS: June 30 kernel does not have this problem so far.
Tammy
Stack trace and dmesg follows:
poko# gdb -k kernel.3 vmcore.3
GNU gdb 4.18
Copyright 1998 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and you are
welcome to change it and/or distribute copies of it under certain conditions.
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB. Type "show warranty" for details.
This GDB was configured as "i386-unknown-freebsd"...
(no debugging symbols found)...
SMP 2 cpus
IdlePTD 3223552
initial pcb at 29bac0
panicstr: from debugger
panic messages:
---
panic: lockmgr: pid 12933, not exclusive lock holder 12948 unlocking
mp_lock = 00000001; cpuid = 0; lapic.id = 00000000
panic: from debugger
mp_lock = 00000002; cpuid = 0; lapic.id = 00000000
boot() called on cpu#0
dumping to dev (4,131073), offset 262144
dump 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 0xc01538fc in boot ()
(kgdb) where
#0 0xc01538fc in boot ()
#1 0xc0153b7d in panic ()
#2 0xc012d7c1 in db_panic ()
#3 0xc012d761 in db_command ()
#4 0xc012d826 in db_command_loop ()
#5 0xc012f987 in db_trap ()
#6 0xc0216d16 in kdb_trap ()
#7 0xc022c48c in trap ()
#8 0xc0216f9b in Debugger ()
#9 0xc0153b74 in panic ()
#10 0xc014f4d4 in lockmgr ()
#11 0xc0201cca in relpbuf ()
#12 0xc01f6a70 in swp_pager_async_iodone ()
#13 0xc0174633 in biodone ()
#14 0xc0125c9d in dadone ()
#15 0xc0121973 in camisr ()
#16 0xc0121785 in swi_cambio ()
#17 0xc021c61e in doreti_swi ()
#18 0x80828fb in ?? ()
#19 0x805e004 in ?? ()
#20 0x805bc1e in ?? ()
#21 0x805c492 in ?? ()
#22 0x805c373 in ?? ()
#23 0x80490ff in ?? ()
---Type <return> to continue, or q <return> to quit---
#24 0x8084e3e in ?? ()
#25 0x80878b9 in ?? ()
#26 0x80480e9 in ?? ()
(kgdb) quit
And dmesg output from a new kernel which survived make world:
Copyright (c) 1992-1999 The FreeBSD Project.
Copyright (c) 1982, 1986, 1989, 1991, 1993
The Regents of the University of California. All rights reserved.
FreeBSD 4.0-CURRENT #21: Wed Jun 30 21:38:50 PDT 1999
[EMAIL PROTECTED]:/usr/src/sys/compile/POKO
Timecounter "i8254" frequency 1193182 Hz
CPU: Pentium Pro (686-class CPU)
Origin = "GenuineIntel" Id = 0x617 Stepping=7
Features=0xfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV>
real memory = 134217728 (131072K bytes)
avail memory = 127401984 (124416K bytes)
Programming 24 pins in IOAPIC #0
FreeBSD/SMP: Multiprocessor motherboard
cpu0 (BSP): apic id: 0, version: 0x00040011, at 0xfec08000
cpu1 (AP): apic id: 12, version: 0x00040011, at 0xfec08000
io0 (APIC): apic id: 13, version: 0x00170011, at 0xfec00000
Preloaded elf kernel "kernel" at 0xc0301000.
Pentium Pro MTRR support enabled, default memory type is uncacheable
ccd0-3: Concatenated disk drivers
Probing for PnP devices:
CSN 1 Vendor ID: CSC0b35 [0x350b630e] Serial 0xffffffff Comp ID: @@@0000 [0x00000000]
npx0: <math processor> on motherboard
npx0: INT 16 interface
pcib0: <PCI host bus adapter> on motherboard
pci0: <PCI bus> on pcib0
chip0: <Intel 82440FX (Natoma) PCI and memory controller> at device 0.0 on pci0
fxp0: <Intel EtherExpress Pro 10/100B Ethernet> irq 18 at device 6.0 on pci0
fxp0: Ethernet address 00:a0:c9:55:32:47
isab0: <Intel 82371SB PCI to ISA bridge> at device 7.0 on pci0
ide_pci0: <Intel PIIX3 Bus-master IDE controller> at device 7.1 on pci0
chip1: <Intel 82371SB (PIIX3) USB controller> irq 10 at device 7.2 on pci0
ahc0: <Adaptec aic7880 Ultra SCSI adapter> irq 17 at device 9.0 on pci0
ahc0: aic7880 Wide Channel A, SCSI Id=7, 16/255 SCBs
vga-pci0: <Matrox MGA 1024SG/1064SG/1164SG graphics accelerator> irq 16 at device 11.0
on pci0
isa0: <ISA bus> on motherboard
fdc0: <NEC 72065B or clone> at port 0x3f0-0x3f7 irq 6 drq 2 on isa0
fdc0: FIFO enabled, 8 bytes threshold
fd0: <1440-KB 3.5" drive> at fdc0 drive 0
atkbdc0: <keyboard controller (i8042)> at port 0x60-0x6f on isa0
atkbd0: <AT Keyboard> irq 1 on atkbdc0
vga0: <Generic ISA VGA> at port 0x3b0-0x3df iomem 0xa0000-0xbffff on isa0
sc0: <System console> on isa0
sc0: VGA <16 virtual consoles, flags=0x200>
sio0 at port 0x3f8-0x3ff irq 4 flags 0x10 on isa0
sio0: type 16550A
sio1 at port 0x2f8-0x2ff irq 3 on isa0
sio1: type 16550A
sio2: not probed (disabled)
sio3: not probed (disabled)
ppc0 at port 0x378-0x37f irq 7 flags 0x40 on isa0
ppc0: Generic chipset (NIBBLE-only) in COMPATIBLE mode
plip0: <PLIP network interface> on ppbus 0
lpt0: <generic printer> on ppbus 0
lpt0: Interrupt-driven port
ppi0: <generic parallel i/o> on ppbus 0
APIC_IO: routing 8254 via 8259 on pin 0
Waiting 2 seconds for SCSI devices to settle
SMP: AP CPU #1 Launched!
changing root device to da0s1a
da0 at ahc0 bus 0 target 0 lun 0
da0: <IBM DGVS09U 03B0> Fixed Direct Access SCSI-3 device
da0: 40.000MB/s transfers (20.000MHz, offset 8, 16bit), Tagged Queueing Enabled
da0: 8705MB (17829870 512 byte sectors: 255H 63S/T 1109C)
da1 at ahc0 bus 0 target 1 lun 0
da1: <IBM DDRS-34560W S97B> Fixed Direct Access SCSI-2 device
da1: 40.000MB/s transfers (20.000MHz, offset 8, 16bit), Tagged Queueing Enabled
da1: 4357MB (8925000 512 byte sectors: 255H 63S/T 555C)
da2 at ahc0 bus 0 target 6 lun 0
da2: <IBM DDRS-34560W S97B> Fixed Direct Access SCSI-2 device
da2: 40.000MB/s transfers (20.000MHz, offset 8, 16bit), Tagged Queueing Enabled
da2: 4357MB (8925000 512 byte sectors: 255H 63S/T 555C)
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