On 08-May-2003 Robin P. Blanchard wrote: > Latest sources with following debugging options set yields the panic below. > > makeoptions DEBUG=-g > options KTRACE > options DDB > options DDB_UNATTENDED > options ALT_BREAK_TO_DEBUGGER > options INVARIANTS > options INVARIANT_SUPPORT > options WITNESS > options WITNESS_SKIPSPIN > >#0 doadump () at /usr/src/sys/kern/kern_shutdown.c:238 > 238 dumping++; > (kgdb) bt >#0 doadump () at /usr/src/sys/kern/kern_shutdown.c:238 >#1 0xc01d8133 in boot (howto=256) at /usr/src/sys/kern/kern_shutdown.c:370 >#2 0xc01d847b in panic () at /usr/src/sys/kern/kern_shutdown.c:543 >#3 0xc01fb681 in witness_lock (lock=0xc1526160, flags=8, > file=0xc0308197 "/usr/src/sys/dev/fxp/if_fxp.c", line=1465) > at /usr/src/sys/kern/subr_witness.c:722 What is the actual panic? Is it this one? KASSERT((lock1->li_lock->lo_flags & LO_WITNESS) == 0, ("lock missing witness structure")); Looks like the lock may be used after it was destroyed or some such. -- John Baldwin <jhb_at_FreeBSD.org> <>< http://www.FreeBSD.org/~jhb/ "Power Users Use the Power to Serve!" - http://www.FreeBSD.org/Received on Thu May 08 2003 - 07:53:49 UTC
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