on an Ultra 10 running -current kernel as of 20001111:

simple_lock: lock held
simple_lock: lock held
lock: 0x1411a90, currently at: ../../../../kern/sys_generic.c:979
last locked: ../../../../kern/kern_synch.c:599
last unlocked: ../../../../kern/kern_synch.c:616
lock: 0x1411a90, currently at: ../../../../kern/kern_synch.c:284
last locked: ../../../../kern/kern_synch.c:599
last unlocked: ../../../../kern/sys_generic.c:987
panic: kernel diagnostic assertion
"_simple_lock_held((&sched_lock))" failed: file
"../../../../kern/kern_synch.c", line 959

kdb breakpoint at 0x126f4e0
Stopped at      cpu_Debugger+0x4:       nop
db> 


db> t
__assert(12ab5e8, 12ab5c8, 3bf, 12ab5f8, 1fff, badcafe) at __assert+0x1c
resetpriority(1e37cf70, 12ab5c8, 11c, 3, f423f, badcafe) at
resetpriority+0x44
schedcpu(1411af8, 27ec, 1409800, 2fec, 14724f8, 1472400) at schedcpu+0x16c
softclock(14724a8, 12a9398, 14724a8, 0, 3c17540, 1472400) at
softclock+0x234
hardclock(e0017ed0, 1475788, 2, 1475978, 1475778, 1) at hardclock+0x7fc
tickintr(e0017ed0, 0, e0017ed0, 146dc00, 123e29c, 12ab400) at tickintr+0x4
sparc_intr_retry(f, 1472a10, 1411610, 1411ab0, badcafe, badcafe) at
sparc_intr_r
etry+0x40
wakeup(1411a90, 12ab5c8, 257, deadbeef, 2702470, badcafe) at wakeup+0x9c
sched_lock_idle(1e37d490, 1ec584a0, 2702460, 1475620, 1fff, badcafe) at
sched_lo
ck_idle+0x1c
switchexit(1e37d490, 0, 1471800, 1ec364b8, f423f, badcafe) at
switchexit+0x6c
exit1(data fault: pc=100b954 addr=20 sfsr=%qb
kernel trap 30: data access exception


 - Hubert
 
-- 
Hubert Feyrer <hubert@feyrer.de>