dikshie
2009-May-02 18:44 UTC
#0 sched_switch (td=0xc579b230, newtd=Variable "newtd" is not available.
is this known bug?
Fatal trap 12: page fault while in kernel mode
cpuid = 0; apic id = 00
fault virtual address = 0x8c000180
fault code = supervisor read, page not present
instruction pointer = 0x20:0xc063d904
stack pointer = 0x28:0xe7704608
frame pointer = 0x28:0xe7704620
code segment = base 0x0, limit 0xfffff, type 0x1b
= DPL 0, pres 1, def32 1, gran 1
processor eflags = interrupt enabled, resume, IOPL = 0
current process = 2013 (firefox-bin)
trap number = 12
panic: page fault
cpuid = 0
Uptime: 5h1m34s
Physical memory: 2038 MB
Dumping 194 MB: 179 163 147 131 115 99 83 (CTRL-C to abort) 67
(CTRL-C to abort) (CTRL-C to abort) (CTRL-C to abort) 51 (CTRL-C to
abort) 35 19 3
kgdb: kvm_read: invalid address (0x4c414e52)
kgdb: kvm_read: invalid address (0x35b2e804)
kgdb: kvm_read: invalid address (0x5502)
kgdb: kvm_read: invalid address (0x6a02)
Reading symbols from /boot/kernel/geom_journal.ko...Reading symbols
from /boot/kernel/geom_journal.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/geom_journal.ko
Reading symbols from /boot/kernel/acpi_ibm.ko...Reading symbols from
/boot/kernel/acpi_ibm.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/acpi_ibm.ko
Reading symbols from /boot/kernel/acpi.ko...Reading symbols from
/boot/kernel/acpi.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/acpi.ko
Reading symbols from /boot/kernel/linprocfs.ko...Reading symbols from
/boot/kernel/linprocfs.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/linprocfs.ko
Reading symbols from /boot/kernel/linux.ko...Reading symbols from
/boot/kernel/linux.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/linux.ko
#0 sched_switch (td=0xc579b230, newtd=Variable "newtd" is not
available.
) at /usr/src/sys/kern/sched_ule.c:1944
1944 cpuid = PCPU_GET(cpuid);
(kgdb)
7.2-PRERELEASE FreeBSD 7.2-PRERELEASE #7: Sat May 2 17:06:46 JST 2009
--
-dikshie-
John Baldwin
2009-May-04 19:22 UTC
#0 sched_switch (td=0xc579b230, newtd=Variable "newtd" is not available.
On Saturday 02 May 2009 2:11:59 pm dikshie wrote:> is this known bug? > > Fatal trap 12: page fault while in kernel mode > cpuid = 0; apic id = 00 > fault virtual address = 0x8c000180 > fault code = supervisor read, page not present > instruction pointer = 0x20:0xc063d904 > stack pointer = 0x28:0xe7704608 > frame pointer = 0x28:0xe7704620 > code segment = base 0x0, limit 0xfffff, type 0x1b > = DPL 0, pres 1, def32 1, gran 1 > processor eflags = interrupt enabled, resume, IOPL = 0 > current process = 2013 (firefox-bin) > trap number = 12 > panic: page fault > cpuid = 0 > Uptime: 5h1m34s > Physical memory: 2038 MB > Dumping 194 MB: 179 163 147 131 115 99 83 (CTRL-C to abort) 67 > (CTRL-C to abort) (CTRL-C to abort) (CTRL-C to abort) 51 (CTRL-C to > abort) 35 19 3 > > kgdb: kvm_read: invalid address (0x4c414e52) > kgdb: kvm_read: invalid address (0x35b2e804) > kgdb: kvm_read: invalid address (0x5502) > kgdb: kvm_read: invalid address (0x6a02) > Reading symbols from /boot/kernel/geom_journal.ko...Reading symbols > from /boot/kernel/geom_journal.ko.symbols...done. > done. > Loaded symbols for /boot/kernel/geom_journal.ko > Reading symbols from /boot/kernel/acpi_ibm.ko...Reading symbols from > /boot/kernel/acpi_ibm.ko.symbols...done. > done. > Loaded symbols for /boot/kernel/acpi_ibm.ko > Reading symbols from /boot/kernel/acpi.ko...Reading symbols from > /boot/kernel/acpi.ko.symbols...done. > done. > Loaded symbols for /boot/kernel/acpi.ko > Reading symbols from /boot/kernel/linprocfs.ko...Reading symbols from > /boot/kernel/linprocfs.ko.symbols...done. > done. > Loaded symbols for /boot/kernel/linprocfs.ko > Reading symbols from /boot/kernel/linux.ko...Reading symbols from > /boot/kernel/linux.ko.symbols...done. > done. > Loaded symbols for /boot/kernel/linux.ko > #0 sched_switch (td=0xc579b230, newtd=Variable "newtd" is not available. > ) at /usr/src/sys/kern/sched_ule.c:1944 > 1944 cpuid = PCPU_GET(cpuid); > (kgdb)Please get a backtrace using 'bt'. Also, 'l *0xc063d904' may also be useful. -- John Baldwin