NetBSD Problem Report #44187
From www@NetBSD.org Thu Dec 2 23:35:38 2010
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Date: Thu, 2 Dec 2010 23:35:38 +0000 (UTC)
From: jkuittinen293482@gmail.com
Reply-To: jkuittinen293482@gmail.com
To: gnats-bugs@NetBSD.org
Subject: The kernel hangs when entering the debugger
X-Send-Pr-Version: www-1.0
>Number: 44187
>Category: kern
>Synopsis: The kernel hangs when entering the debugger
>Confidential: no
>Severity: serious
>Priority: high
>Responsible: kern-bug-people
>State: open
>Class: sw-bug
>Submitter-Id: net
>Arrival-Date: Thu Dec 02 23:40:00 +0000 2010
>Last-Modified: Fri Dec 03 20:05:02 +0000 2010
>Originator: Jari Kuittinen
>Release: 5.99.41
>Organization:
>Environment:
NetBSD myhost.mydomain.tld 5.99.41 NetBSD 5.99.41 (GENERIC) #0: Thu Dec 2 07:40:20 UTC 2010 builds@b8.netbsd.org:/home/builds/ab/HEAD/i386/201012021200Z-obj/home/builds/ab/HEAD/src/sys/arch/i386/compile/GENERIC i386
>Description:
Tested with both serial and pc consoles, on versions 5.99.40 and .41
<BREAK>
fatal breakpoint trap in supervisor mode
trap type 1 code 0 eip c022d604 cs 8 eflags 202 cr2 bb71601c ilevel 8
Stopped in pid 0.2 (system) at netbsd:breakpoint+0x4: popl %ebp
db{0}> cont
<BREAK>
fatal breakpoint trap in supervisor mode
trap type 1 code 0 eip c022d604 cs 8 eflags 202 cr2 cb6d7dae ilevel 8
<hang>
>How-To-Repeat:
Enter ddb, continue, re-enter
>Fix:
>Audit-Trail:
From: David Holland <dholland-bugs@netbsd.org>
To: gnats-bugs@NetBSD.org
Cc:
Subject: Re: kern/44187: The kernel hangs when entering the debugger
Date: Fri, 3 Dec 2010 08:00:39 +0000
On Thu, Dec 02, 2010 at 11:40:01PM +0000, jkuittinen293482@gmail.com wrote:
> Tested with both serial and pc consoles, on versions 5.99.40 and .41
Have you tried this with LOCKDEBUG turned on?
--
David A. Holland
dholland@netbsd.org
From: Jari Kuittinen <jkuittinen293482@gmail.com>
To: gnats-bugs@NetBSD.org
Cc:
Subject: Re: kern/44187: The kernel hangs when entering the debugger
Date: Fri, 3 Dec 2010 22:00:50 +0200
On Fri, 3 Dec 2010 08:05:04 +0000 (UTC)
David Holland <dholland-bugs@netbsd.org> wrote:
>
> Have you tried this with LOCKDEBUG turned on?
>
> --
> David A. Holland
> dholland@netbsd.org
>
Yes, now I have.
fatal breakpoint trap in supervisor mode
trap type 1 code 0 eip c0231ee4 cs 8 eflags 202 cr2 bb71601c ilevel 8
panic: i82489_icr_wait: busy
(gdb) bt
#0 cpu_reboot (howto=260, bootstr=0x0) at ../../../../arch/i386/i386/machdep.c:859
#1 0xc0650c51 in panic (fmt=0xc0a452ed "i82489_icr_wait: busy") at ../../../../kern/subr_prf.c:302
#2 0xc04cb494 in i82489_icr_wait () at ../../../../arch/x86/x86/lapic.c:500
#3 0xc04cb945 in x86_ipi (vec=240, target=786432, dl=794864) at ../../../../arch/x86/x86/lapic.c:576
#4 0xc024f72e in kdb_trap (type=1, code=0, regs=0xcac6fecc) at ../../../../arch/i386/i386/db_interface.c:131
#5 0xc06896e7 in trap (frame=0xcac6fecc) at ../../../../arch/i386/i386/trap.c:392
#6 0xc010cd26 in calltrap ()
#7 0xc0231ee4 in breakpoint ()
#8 0xc0227f96 in comintr (arg=0xcb3df704) at ../../../../dev/ic/com.c:1900
#9 0xc0104837 in Xintr_ioapic_edge11 ()
#10 0xc0231f65 in x86_stihlt ()
Previous frame inner to this frame (corrupt stack?)
--
Jari Kuittinen
(Contact us)
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