kern/69663: ddb's panic comand can not dump
Peter Holm
peter at holm.cc
Tue Jul 27 06:40:22 PDT 2004
>Number: 69663
>Category: kern
>Synopsis: ddb's panic comand can not dump
>Confidential: no
>Severity: serious
>Priority: medium
>Responsible: freebsd-bugs
>State: open
>Quarter:
>Keywords:
>Date-Required:
>Class: sw-bug
>Submitter-Id: current-users
>Arrival-Date: Tue Jul 27 13:40:22 GMT 2004
>Closed-Date:
>Last-Modified:
>Originator: Peter Holm
>Release: FreeBSD 5.2-CURRENT i386
>Organization:
>Environment:
System: FreeBSD current.osted.lan 5.2-CURRENT FreeBSD 5.2-CURRENT #11: Tue Jul 27 13:33:59 CEST 2004 pho at current.osted.lan:/usr/src/sys/i386/compile/PHO i386
>Description:
When the ddb comand 'panic' is used, the kernel is stuck in
kern/kern_shutdown.c:389 EVENTHANDLER_INVOKE(shutdown_post_sync, howto);
and no dump is generated.
KDB: enter: manual escape to debugger
[thread 100005]
Stopped at kdb_enter+0x30: movl %ebp,%esp
db> panic
panic: from debugger
cpuid = 0;
Uptime: 26s
>How-To-Repeat:
Call panic from ddb.
>Fix:
>Release-Note:
>Audit-Trail:
>Unformatted:
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