Subject: port-sparc64/27223: kernel trap 30: data access exception
To: None <gnats-bugs@gnats.NetBSD.org>
From: S.P.Zeidler <spz@aquila.ipv6.de>
List: netbsd-bugs
Date: 10/11/2004 10:10:39
>Number:         27223
>Category:       port-sparc64
>Synopsis:       kernel trap 30: data access exception
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    port-sparc64-maintainer
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Mon Oct 11 08:11:00 UTC 2004
>Closed-Date:
>Last-Modified:
>Originator:     S.P.Zeidler
>Release:        NetBSD 2.99.9 (ca Oct 6)
>Organization:
	dis-
>Environment:
System: NetBSD aquila 2.99.9 NetBSD 2.99.9 (AQUILA) #1: Fri Oct 8 13:30:06 CEST 2004 root@aquila:/sys/arch/sparc64/compile/AQUILA sparc64
Architecture: sparc64
Machine: sparc64
>Description:
NetBSD/sparc64 (aquila) (console)

login: data fault: pc=100abb8 addr=200000000
kernel trap 30: data access exception
Stopped in pid 2224.1 (gtar) at netbsd:pseg_set+0x6c:   ldxa            [%o4 + %
g0] 20, %o5
db> trace
pmap_enter_pv(18b2f68, c1b2000, 2df9c000, 2299760, e135350, 0) at netbsd:pmap_en
ter_pv+0xb4
pmap_enter(18b2f68, c1b2000, 2df9c000, 3, 1, 0) at netbsd:pmap_enter+0x800
ubc_fault(10e85430, c1b2000, 1315400, 12ef800, 1, 10e84951) at netbsd:ubc_fault+
0x2f8
uvm_fault(e, 1, 1, ffffffffffffffff, 0, 10e85470) at netbsd:uvm_fault+0x10f4
data_access_fault(10e85630, 30, 100a314, c1b2000, c1b2000, 800809) at netbsd:dat
a_access_fault+0x404
?(c1b2000, 232400, 3f8, 10e82000, 100a3ac, 0) at 0x100871c
uiomove(c1b2000, 400, 10e85b90, 1, d192c30, 183f800) at netbsd:uiomove+0x168
ffs_read(0, 10001, 13115a0, 0, c8dd870, 10e859c0) at netbsd:ffs_read+0x2c8
VOP_READ(c8dd870, 10e85b90, 0, bee85a0, 0, 0) at netbsd:VOP_READ+0x30
vn_read(c9139f0, c913a28, 10e85b90, bee85a0, 1, 0) at netbsd:vn_read+0x88
dofileread(16, 5, c9139f0, 230000, 2800, 2800) at netbsd:dofileread+0x78
sys_read(9, 10e85dd0, 10e85dc0, 0, 10e85dd0, 0) at netbsd:sys_read+0x6c
syscall(10e85ed0, 3, 40733440, 40733440, 10e85dd0, 40733444) at netbsd:syscall+0
x130
?(5, 230000, 2800, 0, 1, 0) at 0x1008cec
db> ps/l
 PID         LID S     FLAGS       STRUCT LWP *            UAREA * WAIT
 2155          1 3      0x84          0xe19e810         0x10ea8000 piperd
 2470          1 3      0x84          0xe19e310         0x10e7c000 piperd
 1064          1 3      0x84          0xe19e910         0x10e8e000 wait
>How-To-Repeat:
	trigger not yet known
>Fix:
>Release-Note:
>Audit-Trail:
>Unformatted:
 >2224      >   1 7       0x4          0xe19f010         0x10e82000
  27298         1 3      0x84          0xe19e110         0x10b54000 piperd
  2533          1 3      0x84          0xe19ee10         0x10e94000 piperd
  26343         1 3      0x84          0xe19ef10         0x10e9a000 piperd
  2273          1 3      0x84          0xe19e210         0x10b90000 poll
  1148          1 3      0x84          0xe19ed10         0x10e88000 kqread
  7964          1 3      0x84          0xc8ccf00         0x10b3c000 ttyin
  614           1 3      0x84          0xc8cd000          0xd138000 pause
  544           1 3      0x84          0xc8cd800          0xd180000 pause
  618           1 3      0x84          0xc8cd100          0xd140000 select
  956           1 3      0x84          0xc8cd700          0xd17a000 pause
  952           1 3      0x84          0xc8cca00          0xc91e000 pause
  1085          1 3      0x84          0xc8cd300          0xd14a000 select
  652           1 3      0x84          0xc8cdb00          0xd1f4000 netio
  549           1 3      0x84          0xc8cd900          0xd18e000 select
  459           1 3      0x84          0xc8cc900          0xc918000 ttyin
  414           1 3      0x84          0xc8cd200          0xd134000 select
  379           1 3      0x84          0xc8cd600          0xd16c000 select
  437           1 3      0x84          0xc8cd500          0xd166000 nanosleep
  398           1 3      0x84          0xc8ccd00          0xcaec000 select
  368           1 3      0x84          0xc8cce00          0xcaf8000 select
  307           1 3      0x84          0xc8ccb00          0xc92c000 netcon
  210           1 2      0x84          0xc8ccc00          0xcae4000
  9             1 3       0x4          0xc8cc800          0xc8f2000 aiodoned
  8             1 3       0x4          0xc8cc700          0xc8ee000 syncer
  7             1 3       0x4          0xc8cc600          0xc8ea000 pgdaemon
  6             1 3       0x4          0xc8cc500          0xc8e2000 raidiow
  5             1 3       0x4          0xc8cc400          0xc8de000 rfwcond
  4             1 3       0x4          0xc8cc300          0xc8d6000 sccomp
  3             1 3       0x4          0xc8cc200          0xc8d2000 smtaskq
  2             1 3       0x4          0xc8cc100          0xc8ce000 crypto_wait
  1             1 3      0x84          0xc8cc000          0xc8b8000 wait
  0             1 3       0x4          0x18a66a0          0x1c02000 scheduler
  575
 db>