NetBSD Problem Report #41934

From Manuel.Bouyer@lip6.fr  Mon Aug 24 19:30:54 2009
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Date: Mon, 24 Aug 2009 21:30:51 +0200 (MEST)
From: Manuel.Bouyer@lip6.fr
Reply-To: Manuel.Bouyer@lip6.fr
To: gnats-bugs@gnats.NetBSD.org
Subject: assertion "(opte & (PG_V | PG_W)) != PG_W" failed
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>Number:         41934
>Category:       port-i386
>Synopsis:       assertion "(opte & (PG_V | PG_W)) != PG_W" failed
>Confidential:   no
>Severity:       critical
>Priority:       high
>Responsible:    port-i386-maintainer
>State:          closed
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Mon Aug 24 19:35:00 +0000 2009
>Closed-Date:    Mon May 27 11:55:11 +0000 2019
>Last-Modified:  Mon May 27 12:05:01 +0000 2019
>Originator:     Manuel Bouyer
>Release:        NetBSD 5.0_STABLE
>Organization:
>Environment:
System: NetBSD disco 5.0_STABLE NetBSD 5.0_STABLE (DISCO) #5: Sun Aug 16 00:00:37 MEST 2009 bouyer@disco:/home/bouyer/src-5/src/sys/arch/i386/compile/obj/DISCO i386
Architecture: i386
Machine: i386
>Description:
	This (UP) NFS server paniced with:
panic: kernel diagnostic assertion "(opte & (PG_V | PG_W)) != PG_W" failed: file "/home/bouyer/src-5/src/sys/arch/x86/x86/pmap.c", line 637
	I didn't try to get stack trace from ddb, but I do have a core dump.
	I have seen the same panic on another NFS server on another site,
	ddb didn't get much info:
panic: kernel diagnostic assertion "(opte & (PG_V | PG_W)) != PG_W" failed: file "/home/bouyer/src-5/src/sys/arch/x86/x86/pmap.c", line 637
Begin traceback...
uvm_fault(0xcef0f008, 0x72753000, 1) -> 0xe
fatal page fault in supervisor mode
trap type 6 code 0 eip c03f0311 cs 8 eflags 10246 cr2 72753f70 ilevel 0
panic: trap
Faulted in mid-traceback; aborting...
dumping to dev 18,1 offset 8
dump i/o error


>How-To-Repeat:
	Run NFS with lots of clients ?
>Fix:
	unknown

>Release-Note:

>Audit-Trail:
From: David Holland <dholland-bugs@netbsd.org>
To: gnats-bugs@netbsd.org
Cc: 
Subject: Re: port-i386/41934: assertion "(opte & (PG_V | PG_W)) != PG_W"
 failed
Date: Mon, 25 Oct 2010 01:54:50 +0000

 also see 40362.

 -- 
 David A. Holland
 dholland@netbsd.org

From: Manuel Bouyer <bouyer@antioche.eu.org>
To: gnats-bugs@gnats.netbsd.org, gnats-admin@NetBSD.org,
        netbsd-bugs@NetBSD.org
Cc: 
Subject: Re: port-i386/41934: assertion "(opte & (PG_V | PG_W)) != PG_W"
 failed
Date: Sat, 13 Nov 2010 19:53:24 +0100

 On Mon, Aug 24, 2009 at 07:35:00PM +0000, Manuel.Bouyer@lip6.fr wrote:
 > >Number:         41934
 > >Category:       port-i386
 > >Synopsis:       assertion "(opte & (PG_V | PG_W)) != PG_W" failed
 > >Confidential:   no
 > >Severity:       critical
 > >Priority:       high
 > >Responsible:    port-i386-maintainer
 > >State:          open
 > >Class:          sw-bug
 > >Submitter-Id:   net
 > >Arrival-Date:   Mon Aug 24 19:35:00 +0000 2009
 > >Originator:     Manuel Bouyer
 > >Release:        NetBSD 5.0_STABLE
 > >Organization:
 > >Environment:
 > System: NetBSD disco 5.0_STABLE NetBSD 5.0_STABLE (DISCO) #5: Sun Aug 16 00:00:37 MEST 2009 bouyer@disco:/home/bouyer/src-5/src/sys/arch/i386/compile/obj/DISCO i386
 > Architecture: i386
 > Machine: i386
 > >Description:
 > 	This (UP) NFS server paniced with:
 > panic: kernel diagnostic assertion "(opte & (PG_V | PG_W)) != PG_W" failed: file "/home/bouyer/src-5/src/sys/arch/x86/x86/pmap.c", line 637
 > 	I didn't try to get stack trace from ddb, but I do have a core dump.
 > 	I have seen the same panic on another NFS server on another site,
 > 	ddb didn't get much info:
 > panic: kernel diagnostic assertion "(opte & (PG_V | PG_W)) != PG_W" failed: file "/home/bouyer/src-5/src/sys/arch/x86/x86/pmap.c", line 637
 > Begin traceback...
 > uvm_fault(0xcef0f008, 0x72753000, 1) -> 0xe
 > fatal page fault in supervisor mode
 > trap type 6 code 0 eip c03f0311 cs 8 eflags 10246 cr2 72753f70 ilevel 0
 > panic: trap
 > Faulted in mid-traceback; aborting...
 > dumping to dev 18,1 offset 8
 > dump i/o error
 > 
 > 
 > >How-To-Repeat:
 > 	Run NFS with lots of clients ?

 Also seen on a general-purpose server (no NFS on this one, so not NFS-related)
 with a:
 cpu0: Intel (686-class), 3192.10 MHz, id 0xf33
 cpu0: features 0xbfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR>
 cpu0: features 0xbfebfbff<PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX>
 cpu0: features 0xbfebfbff<FXSR,SSE,SSE2,SS,HTT,TM,SBF>
 cpu0: features2 0x41d<SSE3,DTES64,MONITOR,DS-CPL,CID>
 cpu0: "Intel(R) Pentium(R) 4 CPU 3.20GHz"
 cpu0: I-cache 12K uOp cache 8-way, D-cache 16KB 64B/line 8-way
 cpu0: L2 cache 1MB 64B/line 8-way
 cpu0: ITLB 4K/4M: 64 entries          
 cpu0: DTLB 4K/4M: 64 entries
 cpu0: Initial APIC ID 0
 cpu0: Cluster/Package ID 0
 cpu0: SMT ID 0
 cpu0: family 0f model 03 extfamily 00 extmodel 00

 -- 
 Manuel Bouyer <bouyer@antioche.eu.org>
      NetBSD: 26 ans d'experience feront toujours la difference
 --

State-Changed-From-To: open->feedback
State-Changed-By: maya@NetBSD.org
State-Changed-When: Mon, 27 May 2019 02:34:21 +0000
State-Changed-Why:
Have you seen this recently?


From: Manuel Bouyer <manuel.bouyer@lip6.fr>
To: gnats-bugs@netbsd.org
Cc: port-i386-maintainer@netbsd.org, netbsd-bugs@netbsd.org,
        gnats-admin@netbsd.org, maya@NetBSD.org
Subject: Re: port-i386/41934 (assertion "(opte & (PG_V | PG_W)) != PG_W"
 failed)
Date: Mon, 27 May 2019 09:40:35 +0200

 On Mon, May 27, 2019 at 02:34:21AM +0000, maya@NetBSD.org wrote:
 > Synopsis: assertion "(opte & (PG_V | PG_W)) != PG_W" failed
 > 
 > State-Changed-From-To: open->feedback
 > State-Changed-By: maya@NetBSD.org
 > State-Changed-When: Mon, 27 May 2019 02:34:21 +0000
 > State-Changed-Why:
 > Have you seen this recently?

 No, please close !

 -- 
 Manuel Bouyer, LIP6, Universite Paris VI.           Manuel.Bouyer@lip6.fr
      NetBSD: 26 ans d'experience feront toujours la difference
 --

State-Changed-From-To: feedback->closed
State-Changed-By: maya@NetBSD.org
State-Changed-When: Mon, 27 May 2019 11:55:11 +0000
State-Changed-Why:
Author reports not seeing this often. Thanks for the response.


From: maya@netbsd.org
To: gnats-bugs@netbsd.org
Cc: 
Subject: Re: port-i386/41934 (assertion "(opte & (PG_V | PG_W)) != PG_W"
 failed)
Date: Mon, 27 May 2019 12:01:08 +0000

 > Author reports not seeing this often. Thanks for the response.

 s/often/at all, nowadays

>Unformatted:

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