On Tuesday, June 19, 2012 9:49:53 am Matthias Apitz wrote:
> El día Saturday, June 16, 2012 a las 08:11:40AM -0400, John Baldwin
escribió:
>
> > > I have configured now dumpdevice and -dir and will produce a bt next
> > > time;
> > >
> > > btw: it seems that the panic only occurs when a second VM (also with
> > > FreeBSD) is running; the 2nd VM (my production env) has 2 GByte memory
> > > configured, while the crashing one only 512 MByte; the host itself has 4
> > > GByte real mem; we will see what the bt shows...
> >
> > For future reference, you can just run 'tr' at the DDB prompt to get a
stack
> > trace and take a screen shot of that.
>
> the bt is this:
>
> # kgdb kernel.debug /var/crash/vmcore.0
> GNU gdb 6.1.1 [FreeBSD]
> Copyright 2004 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-marcel-freebsd"...
>
> Unread portion of the kernel message buffer:
> panic: mutex page lock not owned at /usr/src/sys/vm/vm_page.c:2060
> cpuid = 0
> KDB: enter: panic
>
> Reading symbols from /usr/local/lib/vmware-
tools/modules/drivers/vmmemctl.ko...done.
> Loaded symbols for /usr/local/lib/vmware-tools/modules/drivers/vmmemctl.ko
> Reading symbols from /usr/local/lib/vmware-
tools/modules/drivers/vmxnet.ko...done.
> Loaded symbols for /usr/local/lib/vmware-tools/modules/drivers/vmxnet.ko
> Reading symbols from /usr/local/lib/vmware-
tools/modules/drivers/vmhgfs.ko...done.
> Loaded symbols for /usr/local/lib/vmware-tools/modules/drivers/vmhgfs.ko
> #0 doadump (textdump=0) at pcpu.h:244
> 244 __asm("movl %%fs:0,%0" : "=r" (td));
>
> (kgdb) bt
> #0 doadump (textdump=0) at pcpu.h:244
> #1 0xc051c1b3 in db_dump (dummy=-1062488582, dummy2=0, dummy3=-1,
> dummy4=0xc3f01864 "") at /usr/src/sys/ddb/db_command.c:538
> #2 0xc051b8d1 in db_command (last_cmdp=0xc114925c, cmd_table=0x0,
dopager=1)
> at /usr/src/sys/ddb/db_command.c:449
> #3 0xc051ba2a in db_command_loop () at /usr/src/sys/ddb/db_command.c:502
> #4 0xc051da1d in db_trap (type=3, code=0) at /usr/src/sys/ddb/db_main.c:231
> #5 0xc0abbb16 in kdb_trap (type=3, code=0, tf=0xc3f01a60)
> at /usr/src/sys/kern/subr_kdb.c:654
> #6 0xc0dfab7b in trap (frame=0xc3f01a60) at
/usr/src/sys/i386/i386/trap.c:710
> #7 0xc0de406c in calltrap () at /usr/src/sys/i386/i386/exception.s:169
> #8 0xc0abb5fa in kdb_enter (why=0xc0fc9d88 "panic", msg=0xc0fc9d88 "panic")
> at cpufunc.h:71
> #9 0xc0a848dc in panic (fmt=0xc0fc7ebf "mutex %s not owned at %s:%d")
> at /usr/src/sys/kern/kern_shutdown.c:633
> #10 0xc0a719d7 in _mtx_assert (m=0xc1304d80, what=4,
> file=0xc10063f2 "/usr/src/sys/vm/vm_page.c", line=2060)
> at /usr/src/sys/kern/kern_mutex.c:747
> #11 0xc0d11340 in vm_page_free_toq (m=0xc23daf78)
> at /usr/src/sys/vm/vm_page.c:2060
> #12 0xc0d115b5 in vm_page_free (m=0xc23daf78) at
/usr/src/sys/vm/vm_page.c:741
> #13 0xc68b01ba in OS_ReservedPageFree ()
> from /usr/local/lib/vmware-tools/modules/drivers/vmmemctl.ko
Ah, so the bug is in here then. Which version of vmware-tools do you have
installed?
--
John Baldwin
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