Status changed to 'Confirmed' because the bug affects multiple users.
** Changed in: linux-ti-omap4 (Ubuntu)
Status: New => Confirmed
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https://bugs.launchpad.net/bugs/845158
Title:
Frequent java task hang on ARM server
Status in Ubuntu OMAP4 graphics addons:
New
Status in “linux-ti-omap4” package in Ubuntu:
Confirmed
Status in “openjdk-6” package in Ubuntu:
Confirmed
Status in “linux-ti-omap4” package in Ubuntu Linaro Evaluation Build:
New
Bug description:
I'm using an up-to-date oneiric ARM server image running jenkins -
after a short period of time (< 1 hour) the server locks up - hard
reboot and I can see these messages in the syslog:
Sep 8 21:50:51 winehouse kernel: [ 7920.496795] INFO: task java:20973
blocked for more than 120 seconds.
Sep 8 21:50:51 winehouse kernel: [ 7920.496795] "echo 0 >
/proc/sys/kernel/hung_task_timeout_secs" disables this message.
Sep 8 21:50:51 winehouse kernel: [ 7920.497009] java D c05ca9e0
0 20973 561 0x00000000
Sep 8 21:50:51 winehouse kernel: [ 7920.497222] [<c05ca9e0>]
(schedule+0x540/0x618) from [<c05cc728>] (__down_read+0xc0/0xd8)
Sep 8 21:50:51 winehouse kernel: [ 7920.497222] [<c05cc728>]
(__down_read+0xc0/0xd8) from [<c05cf5e8>] (do_page_fault.part.2+0x80/0x1e0)
Sep 8 21:50:51 winehouse kernel: [ 7920.497222] [<c05cf5e8>]
(do_page_fault.part.2+0x80/0x1e0) from [<c05cf7e4>] (do_page_fault+0x9c/0xac)
Sep 8 21:50:51 winehouse kernel: [ 7920.497222] [<c05cf7e4>]
(do_page_fault+0x9c/0xac) from [<c004c410>] (do_DataAbort+0x34/0x98)
Sep 8 21:50:51 winehouse kernel: [ 7920.497406] [<c004c410>]
(do_DataAbort+0x34/0x98) from [<c05cd210>] (__dabt_svc+0x70/0xa0)
Sep 8 21:50:51 winehouse kernel: [ 7920.497436] Exception stack(0xec91dec0
to 0xec91df08)
Sep 8 21:50:51 winehouse kernel: [ 7920.497467] dec0: 56e0f000 56e12000
00000020 0000001f ef248040 56e110c0 56e0f44c ef248000
Sep 8 21:50:51 winehouse kernel: [ 7920.497467] dee0: 00000000 ec91c000
00000000 56b4446c 56e11000 ec91df08 c00553d4 c005d198
Sep 8 21:50:51 winehouse kernel: [ 7920.497497] df00: 800f0013 ffffffff
Sep 8 21:50:51 winehouse kernel: [ 7920.497497] [<c05cd210>]
(__dabt_svc+0x70/0xa0) from [<c005d198>] (v7_coherent_kern_range+0x1c/0x7c)
Sep 8 21:50:51 winehouse kernel: [ 7920.497497] [<c005d198>]
(v7_coherent_kern_range+0x1c/0x7c) from [<c00553d4>] (arm_syscall+0x140/0x294)
Sep 8 21:50:51 winehouse kernel: [ 7920.497497] [<c00553d4>]
(arm_syscall+0x140/0x294) from [<c0051220>] (ret_fast_syscall+0x0/0x30)
Architecture: armel
Date: Fri Sep 9 08:51:09 2011
Dependencies:
ca-certificates 20110502+nmu1
ca-certificates-java 20110531
coreutils 8.5-1ubuntu6
debconf 1.5.40ubuntu1
dpkg 1.16.0.3ubuntu3
gcc-4.6-base 4.6.1-9ubuntu2
icedtea-6-jre-jamvm 6b23~pre8-1ubuntu1
java-common 0.42ubuntu1
libacl1 2.2.51-3
libattr1 1:2.4.46-3
libavahi-client3 0.6.30-4ubuntu1
libavahi-common-data 0.6.30-4ubuntu1
libavahi-common3 0.6.30-4ubuntu1
libbz2-1.0 1.0.5-6ubuntu1
libc-bin 2.13-17ubuntu2
libc6 2.13-17ubuntu2
libcomerr2 1.41.14-1ubuntu3
libcups2 1.5.0-5
libdbus-1-3 1.4.14-1ubuntu1
libfreetype6 2.4.4-2ubuntu1
libgcc1 1:4.6.1-9ubuntu2
libgcrypt11 1.5.0-1
libgnutls26 2.10.5-1ubuntu3
libgpg-error0 1.10-0.3ubuntu1
libgssapi-krb5-2 1.9.1+dfsg-1ubuntu1
libjpeg62 6b1-1ubuntu2
libk5crypto3 1.9.1+dfsg-1ubuntu1
libkeyutils1 1.4-6
libkrb5-3 1.9.1+dfsg-1ubuntu1
libkrb5support0 1.9.1+dfsg-1ubuntu1
liblcms1 1.19.dfsg-1ubuntu1
liblzma2 5.0.0-2
libnspr4 4.8.7-0ubuntu3
libnss3 3.12.9+ckbi-1.82-0ubuntu4
libnss3-1d 3.12.9+ckbi-1.82-0ubuntu4
libselinux1 2.0.98-1.1
libsqlite3-0 3.7.7-2ubuntu1
libssl1.0.0 1.0.0d-2ubuntu2
libstdc++6 4.6.1-9ubuntu2
libtasn1-3 2.9-4
multiarch-support 2.13-17ubuntu2
openjdk-6-jre-headless 6b23~pre8-1ubuntu1
openjdk-6-jre-lib 6b23~pre8-1ubuntu1
openssl 1.0.0d-2ubuntu2
perl-base 5.12.4-4
tzdata 2011g-0ubuntu0.11.04
tzdata-java 2011g-0ubuntu0.11.04
xz-utils 5.0.0-2
zlib1g 1:1.2.3.4.dfsg-3ubuntu3
DistroRelease: Ubuntu 11.10
Package: openjdk-6-jre-headless 6b23~pre8-1ubuntu1
PackageArchitecture: armel
ProcEnviron:
LANGUAGE=en_GB:
LANG=en_GB.UTF-8
SHELL=/bin/bash
ProcVersionSignature: Ubuntu 3.0.0-1204.9-omap4 3.0.3
SourcePackage: openjdk-6
Uname: Linux 3.0.0-1204-omap4 armv7l
UpgradeStatus: No upgrade log present (probably fresh install)
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