[Asterisk-bsd] ztdummy

[Randy Bush]

i386 6-current two days old

full portupgrade including asterisk, zaptel, ...

if i load zaptel.ko and ztdummy.ko, i get a very reproducable
crash

kernel trap 12 with interrupts disabled


Fatal trap 12: page fault while in kernel mode
fault virtual address   = 0x6c
fault code              = supervisor read, page not present
instruction pointer     = 0x8:0xc04e4cad
stack pointer           = 0x10:0xe6d9c924
frame pointer           = 0x10:0xe6d9c928
code segment            = base 0x0, limit 0xfffff, type 0x1b
                        = DPL 0, pres 1, def32 1, gran 1
processor eflags        = resume, IOPL = 0
current process         = 482 (asterisk)
[thread pid 482 tid 100144 ]
Stopped at      turnstile_setowner+0xd: movl    0x6c(%ecx),%eax
db> trace
Tracing pid 482 tid 100144 td 0xc2639600
turnstile_setowner(c215ab00,0,c04e4d6d,0,c2639600) at turnstile_setowner+0xd
turnstile_wait(c2135c3c,0,c2135c3c,c2135bd0,e6d9c98c) at turnstile_wait+0x102
_mtx_lock_sleep(c2135c3c,c2639600,0,c2518edb,6ac) at _mtx_lock_sleep+0xb4
_mtx_lock_flags(c2135c3c,0,c2518edb,6ac,2) at _mtx_lock_flags+0x44
zt_clone(0,c242a800,3,c263c440,c2639600) at zt_clone+0x71
zt_timing_open(c242a800,3,c2639600,6,c2c15000) at zt_timing_open+0xbd
ztopen(c242a800,3,2000,c2639600,e6d9ca48) at ztopen+0x6c
devfs_open(e6d9ca6c,2f,280,180,c2639600) at devfs_open+0x1d1
vn_open_cred(e6d9cbd8,e6d9ccd8,0,c1e74d80,14) at vn_open_cred+0x3f1
vn_open(e6d9cbd8,e6d9ccd8,0,14,0) at vn_open+0x33
kern_open(c2639600,284488b6,0,3,0) at kern_open+0x113
open(c2639600,e6d9cd14,c,c2639600,6) at open+0x30
syscall(2f,2f,2f,80db000,0) at syscall+0x330
Xint0x80_syscall() at Xint0x80_syscall+0x1f
--- syscall (5, FreeBSD ELF32, open), eip = 0x2830b10f, esp = 0xbfbfe9ec, ebp = 0xbfbfea08 ---

randy