Got this while running a Java proxy server under libthr: FreeBSD dan.emsphone.com 5.3-STABLE FreeBSD 5.3-STABLE #387: Thu Jan 13 14:43:03 CST 2005 [EMAIL PROTECTED]:/usr/src/sys/i386/compile/DANSMP i386
panic: Assertion besttd != NULL failed at ../../../kern/subr_sleepqueue.c:676 cpuid = 1 KDB: stack backtrace: panic(c07822b6,c078843f,c078825f,2a4,ffffffff) at panic+0x1cf sleepq_signal(c3a9b4b0,0,ffffffff,e7461ce0,c05a74eb) at sleepq_signal+0xf0 wakeup_one(c3a9b4b0,0,c07863e3,12e,be3173f0) at wakeup_one+0x20 thr_wake(c2bb84b0,e7461d14,4,16,1) at thr_wake+0xdb syscall(3123002f,2f,4c98002f,811bfc0,83f4400) at syscall+0x137 Xint0x80_syscall() at Xint0x80_syscall+0x1f --- syscall (443, FreeBSD ELF32, thr_wake), eip = 0x280e658f, esp = 0xbe3173ec, ebp = 0xbe317418 --- panic: mi_switch: switch in a critical section cpuid = 1 The last two lines repeated forever until I reset the box, so no coredump, but the stack is almost identical to a panic I got back in November and did get a trace on (the crashdump is long gone though). #0 doadump () at pcpu.h:159 #1 0xc059aa86 in boot (howto=260) at ../../../kern/kern_shutdown.c:397 #2 0xc059a55b in panic (fmt=0xc077e446 "Assertion %s failed at %s:%d") at ../../../kern/kern_shutdown.c:553 #3 0xc05bcb5c in sleepq_remove_thread (sq=0xc3394dc0, td=0x0) at ../../../kern/subr_sleepqueue.c:594 #4 0xc05bd47d in sleepq_signal (wchan=0xc2c5d7d0, flags=0, pri=-1) at ../../../kern/subr_sleepqueue.c:675 #5 0xc05a1d80 in wakeup_one (ident=0x0) at ../../../kern/kern_synch.c:266 #6 0xc05a5dab in thr_wake (td=0xc38abaf0, uap=0x0) at ../../../kern/kern_thr.c:303 #7 0xc072a797 in syscall (frame={tf_fs = 819527727, tf_es = 1285816367, tf_ds = -1078001617, tf_edi = 135378944, tf_esi = 137891840, tf_ebp = -1173986296, tf_isp = -419791500, tf_ebx = 671700552, tf_edx = 138204160, tf_ecx = 0, tf_eax = 443, tf_trapno = 22, tf_err = 2, tf_eip = 672032143, tf_cs = 31, tf_eflags = 582, tf_esp = -1173986340, tf_ss = 47}) at ../../../i386/i386/trap.c:1001 #8 0xc07168af in Xint0x80_syscall () at ../../../i386/i386/exception.s:201 -- Dan Nelson [EMAIL PROTECTED] _______________________________________________ freebsd-stable@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-stable To unsubscribe, send any mail to "[EMAIL PROTECTED]"