5.2-RELEASE panic in turnstile_wait
Don Lewis
truckman at FreeBSD.org
Wed Jan 28 22:56:32 PST 2004
On 29 Jan, Erik Moe wrote:
> Humm.... crashing the stack for fun and profit....
>
>
> (kgdb) frame 7
> #7 0xc0546015 in _mtx_lock_sleep (m=0xc69e0aa8, opts=0,
> file=0xc06f3a10 "/usr/src/sys/kern/kern_exit.c", line=453)
> at /usr/src/sys/kern/kern_mutex.c:476
> 476 turnstile_wait(ts, &m->mtx_object, mtx_owner(m));
> (kgdb) p *m
> $1 = {mtx_object = {lo_class = 0x0, lo_name = 0x0, lo_type = 0x0,
> lo_flags = 0, lo_list = {tqe_next = 0x0, tqe_prev = 0x0},
> lo_witness = 0x0}, mtx_lock = 0, mtx_recurse = 0}
Hmn, lots of zeros. Would you happen to be using audio hardware with
vchans?
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