Re: About support for rtVAX300

[Holm Tiffe <holm%freibergnet.de@localhost>]

Martin Husemann wrote:

> On Mon, Jan 14, 2013 at 02:47:29PM +0100, Holm Tiffe wrote:
> > db> x/x 0x000000008021b2e8
> > netbsd:pvtable_lock:    11701
> 
> Good, so we know which lock it is.
> 
> Now do the x/i also for the "last locked" address, and do a bt
> (backtrace) to get the call stack. The pvtable_lock is hold (by the code
> pointed at in the last lock field) and one or two frames up from the "panic"
> you will see the code that tries to lock it again.
> 
> Martin

owner field  : 0x0000000000011700 wait/spin:                0/1

panic: LOCKDEBUG
Stopped in pid 1.1 (init) at    netbsd:panic+0x19:      nop
db> x/i 0x00000000800ec6fc
netbsd:pmap_enter+0x57c:        tstl    (r8)
db> bt
panic: LOCKDEBUG
Stack traceback :
0x836c4a70: panic+0x19(0x801ed3b2)
0x836c4aa8:
lockdebug_abort1+0x87(0x8023098c,0x17,0x801ed667,0x801da98e,0x1)
0x836c4af8: lockdebug_wantlock+0x108(0x8021b2e8,0x800ec958,0,0)
0x836c4b38: mutex_enter+0x235(0x8021b2e8)
0x836c4b7c: pmap_enter+0x7d8(0x80f5c078,0x7ffff000,0xed6000,0x7,0x21)
0x836c4bc4:
uvm_fault_lower_enter+0xf3(0x836c4d5c,0x836c4d3c,0,0x80ed7fd0,0x8035
a218)
0x836c4c0c: uvm_fault_lower+0xbe6(0x836c4d5c,0x836c4d3c,0x836c4cbc)
0x836c4c64: uvm_fault_internal+0x547(0x80eece58,0x7ffff000,0x1,0)
0x836c4d80: trap+0x2ac(0x836c4e44)
0x836c4e44: trap type=0x8 code=0x7ffffff5 pc=0x80000850 psl=0x8000004
0x836c4e10: copyin+0x18(0x801d52fd,0x7ffffff5,0xb)
0x836c4e90: start_init+0x146(0x80f3faa0)
0x836c4f64: cpu_lwp_bootstrap+0x15(0)

Gruß,

Holm (muß erstmal Zigaretten holen fahren)
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