On Thu, Nov 20, 2003 at 11:03:42AM -0800, Kris Kennaway wrote:
> c052e000 t propagate_priority
> c052e360 T init_turnstiles

Is your crash similar to the one I saw on my system yesterday?


-- 
Craig Rodrigues        
http://crodrigues.org
[EMAIL PROTECTED]

Script started on Thu Nov 20 14:50:14 2003
[EMAIL PROTECTED] /opt/crash]% gdb -k /usr/obj/usr/src/sys/MYKERNEL1/kernel.debug 
vmcore. 
0
GNU gdb 5.2.1 (FreeBSD)
Copyright 2002 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.
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There is absolutely no warranty for GDB.  Type "show warranty" for details.
This GDB was configured as "i386-undermydesk-freebsd"...
panic: page fault
panic messages:
---
Fatal trap 12: page fault while in kernel mode
cpuid = 0; apic id = 00
fault virtual address   = 0x6300040
fault code              = supervisor read, page not present
instruction pointer     = 0x8:0xc083611e
stack pointer           = 0x10:0xd3383a24
frame pointer           = 0x10:0xd3383a34
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         = 75969 (tcpdump)
trap number             = 12
panic: page fault
cpuid = 0; 

syncing disks, buffers remaining... panic: sleeping thread (pid 75969) owns a 
non-sleepable lock
cpuid = 0; 
Uptime: 8h54m17s
Dumping 255 MB
 16 32 48 64 80 96 112 128 144 160 176 192 208 224 240
---
Reading symbols from 
/usr/obj/usr/src/sys/MYKERNEL1/modules/usr/src/sys/modules/linux/linux.ko.debug...done.
Loaded symbols for 
/usr/obj/usr/src/sys/MYKERNEL1/modules/usr/src/sys/modules/linux/linux.ko.debug
#0  doadump () at /usr/src/sys/kern/kern_shutdown.c:240
240             dumping++;
(kgdb) where
#0  doadump () at /usr/src/sys/kern/kern_shutdown.c:240
#1  0xc069249b in boot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:372
#2  0xc069289d in panic () at /usr/src/sys/kern/kern_shutdown.c:550
#3  0xc06b7fcb in propagate_priority (td=0xc3153b40)
    at /usr/src/sys/kern/subr_turnstile.c:176
#4  0xc06b8a1d in turnstile_wait (ts=0xc16bbc00, lock=0xc2d8fe6c, owner=0xc3153b40)
    at /usr/src/sys/kern/subr_turnstile.c:509
#5  0xc0688f25 in _mtx_lock_sleep (m=0xc2d8fe6c, opts=0, 
    file=0xc08cf467 "/usr/src/sys/pci/if_sis.c", line=1835)
    at /usr/src/sys/kern/kern_mutex.c:476
#6  0xc0688a88 in _mtx_lock_flags (m=0xc2d8fe6c, opts=0, 
    file=0xc08cf467 "/usr/src/sys/pci/if_sis.c", line=1835)
    at /usr/src/sys/kern/kern_mutex.c:218
#7  0xc07b2835 in sis_intr (arg=0xc2d8fc00) at /usr/src/sys/pci/if_sis.c:1835
#8  0xc067ea32 in ithread_loop (arg=0xc16c0880) at /usr/src/sys/kern/kern_intr.c:544
#9  0xc067d9e4 in fork_exit (callout=0xc067e8a0 <ithread_loop>, arg=0x0, frame=0x0)
    at /usr/src/sys/kern/kern_fork.c:793
(kgdb) frame 7
#7  0xc07b2835 in sis_intr (arg=0xc2d8fc00) at /usr/src/sys/pci/if_sis.c:1835
1835            SIS_LOCK(sc);
(kgdb) l
1830            u_int32_t               status;
1831    
1832            sc = arg;
1833            ifp = &sc->arpcom.ac_if;
1834    
1835            SIS_LOCK(sc);
1836    #ifdef DEVICE_POLLING
1837            if (ifp->if_flags & IFF_POLLING)
1838                    goto done;
1839            if (ether_poll_register(sis_poll, ifp)) { /* ok, disable interrupts */
(kgdb) frame 3
#3  0xc06b7fcb in propagate_priority (td=0xc3153b40)
    at /usr/src/sys/kern/subr_turnstile.c:176
176                     KASSERT(!TD_IS_SLEEPING(td),
(kgdb) l
171                      * first thread to grab a slock of a sx lock.  In that case
172                      * it is possible for us to be at SSLEEP or some other
173                      * weird state.  We should probably just return if the state
174                      * isn't SRUN or SLOCK.
175                      */
176                     KASSERT(!TD_IS_SLEEPING(td),
177                         ("sleeping thread (pid %d) owns a non-sleepable lock",
178                         td->td_proc->p_pid));
179     
180                     /*
(kgdb) quit
[EMAIL PROTECTED] /opt/crash]% exit

Script done on Thu Nov 20 14:50:32 2003
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