NetBSD Problem Report #55256
From martin@aprisoft.de Tue May 12 11:11:44 2020
Return-Path: <martin@aprisoft.de>
Received: from mail.netbsd.org (mail.netbsd.org [199.233.217.200])
(using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))
(Client CN "mail.NetBSD.org", Issuer "mail.NetBSD.org CA" (not verified))
by mollari.NetBSD.org (Postfix) with ESMTPS id 582BB1A9213
for <gnats-bugs@gnats.NetBSD.org>; Tue, 12 May 2020 11:11:44 +0000 (UTC)
Message-Id: <20200512111133.EDC1B5CC85C@emmas.aprisoft.de>
Date: Tue, 12 May 2020 13:11:33 +0200 (CEST)
From: martin@NetBSD.org
Reply-To: martin@NetBSD.org
To: gnats-bugs@NetBSD.org
Subject: lockup on process exit
X-Send-Pr-Version: 3.95
>Number: 55256
>Category: port-sh3
>Synopsis: lockup on process exit
>Confidential: no
>Severity: serious
>Priority: medium
>Responsible: port-sh3-maintainer
>State: open
>Class: sw-bug
>Submitter-Id: net
>Arrival-Date: Tue May 12 11:15:00 +0000 2020
>Last-Modified: Fri Oct 02 08:14:09 +0000 2020
>Originator: Martin Husemann
>Release: NetBSD 9.99.60
>Organization:
The NetBSD Foundation, Inc.
>Environment:
System: NetBSD last-of-the-heroes.aprisoft.de 9.99.60 NetBSD 9.99.60 (GENERIC) #55: Tue May 12 11:36:42 CEST 2020 martin@seven-days-to-the-wolves.aprisoft.de:/work/src/sys/arch/landisk/compile/GENERIC landisk
Architecture: sh3el
Machine: landisk
>Description:
Not yet sure if this is reproducable, but a -curren landisk machine locked
up for me while running ATF tests.
ddb worked, no progress anywhere:
db> bt
cpu_Debugger() at netbsd:scifintr+0x56
scifintr() at netbsd:intc_intr+0x5a
intc_intr() at 8c000676
<EXPEVT 000; SSR=400001c0> at netbsd:__pmap_pte_lookup+0xe
[trapframe 0x6fa02000]
sr=400001c0 gbr=700f6000 pc=8c00a026 pr=8c00a08a
r0=00000000 r1=ffffffe9 r2=40000101 r3=00000000
r4=8fe51f34 r6=6fa01000 r7=6fa02000 r8=00000001
r5=6fa01000 r9=8fe51f34 r10=8c00a050 r11=8c1cb330
r12=8eb90bb4 r13=1ffff000 r14=6fa02000 sp=r15=c30a6dd0
__pmap_pte_lookup() at netbsd:pmap_remove+0x3a
pmap_remove() at netbsd:pmap_page_protect+0x78
pmap_page_protect() at netbsd:uvm_anfree+0x70
uvm_anfree() at netbsd:amap_wipeout+0x64
amap_wipeout() at netbsd:uvm_unmap_detach+0x44
uvm_unmap_detach() at netbsd:uvmspace_free+0x58
uvmspace_free() at netbsd:exit1+0x1d2
exit1() at netbsd:sys_exit+0x3a
sys_exit() at netbsd:syscall+0xae
syscall() at netbsd:general_exception+0x184
Full dmesg for this machine at:
https://www.NetBSD.org/~martin/landisk-atf/dmesg.txt
>How-To-Repeat:
cd /usr/tests && atf-run
>Fix:
n/a
>Release-Note:
>Audit-Trail:
Responsible-Changed-From-To: kern-bug-people->port-sh3-maintainer
Responsible-Changed-By: rin@NetBSD.org
Responsible-Changed-When: Fri, 02 Oct 2020 08:14:09 +0000
Responsible-Changed-Why:
Should be sh3 specific problem.
>Unformatted:
(Contact us)
$NetBSD: query-full-pr,v 1.46 2020/01/03 16:35:01 leot Exp $
$NetBSD: gnats_config.sh,v 1.9 2014/08/02 14:16:04 spz Exp $
Copyright © 1994-2020
The NetBSD Foundation, Inc. ALL RIGHTS RESERVED.