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Date: Thu, 22 Jun 2017 14:05:00 +0000 (UTC)
From: "Andrea (JIRA)" <jira@apache.org>
To: issues@commons.apache.org
Message-ID: <JIRA.13081684.1498117692000.81212.1498140300040@Atlassian.JIRA>
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References: <JIRA.13081684.1498117692000@Atlassian.JIRA> <JIRA.13081684.1498117692786@jira-lw-us.apache.org>
Subject: [jira] [Comment Edited] (DAEMON-365) Jsvc "Service killed by signal
 11"
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archived-at: Thu, 22 Jun 2017 14:05:05 -0000


    [ https://issues.apache.org/jira/browse/DAEMON-365?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16059314#comment-16059314 ] 

Andrea edited comment on DAEMON-365 at 6/22/17 2:04 PM:
--------------------------------------------------------

I debugged with gdb and found that the child process goes in segmentation fault in src/native/unix/native/java.c line 307, java_init function.

{quote}
bool java_init(arg_data *args, home_data *data)
{
     ...
     symb = (jvm_create_t)dso_symbol(libh, "JNI_CreateJavaVM");
     ...
     ret = (*symb) (&jvm, &env, &arg);   <---- line 307
{quote}

{quote}
(gdb) print jvm
$14 = (JavaVM *) 0x0
(gdb) print env
$15 = (JNIEnv *) 0x0
(gdb) print arg
$16  = { version = 65540, nOptions = 5, options = 0x613b80, ignoreUnrecognized = 0 '\000'
(gdb) print arg.options[0] }
$3 = { optionString = 0x613be0 "-Djava.class.path=/usr/share/java/commons-daemon.jar:/home/myuser/commons-daemon-1.0.15-src/src/native/unix/native/",  extraInfo = 0x0 }
(gdb) print arg.options[1]
$4 optionString = 0x613c60 "-Dcommons.daemon.process.id=9448", extraInfo = 0x0
(gdb) print arg.options[2]
$5 optionString = 0x613c90 "-Dcommons.daemon.process.parent=9447", extraInfo = 0x0
(gdb) print arg.options[3]
$6 optionString = 0x613cc0 "-Dcommons.daemon.version=1.0.15-dev", extraInfo = 0x0
(gdb) print arg.options[4]
$7 optionString = 0x613cf0 "abort", extraInfo = 0x405730 <java_abort123>
(gdb) print arg.nOptions
$11 = 5
{quote}


was (Author: alopumo):
I debugged with gdb and found that the child process goes in segmentation fault in src/native/unix/native/java.c line 307, java_init function.

{quote}
bool java_init(arg_data *args, home_data *data)
{
     ...
     symb = (jvm_create_t)dso_symbol(libh, "JNI_CreateJavaVM");
     ...
     ret = (*symb) (&jvm, &env, &arg);   <---- line 307
{quote}

{quote}
(gdb) print jvm
$14 = (JavaVM *) 0x0
(gdb) print env
$15 = (JNIEnv *) 0x0
(gdb) print arg
$16   version = 65540, nOptions = 5, options = 0x613b80, ignoreUnrecognized = 0 '\000'
(gdb) print arg.options.extraInfo
$17 = (void *) 0x0
(gdb) print arg.options.optionString
$18 = 0x613be0 "-Djava.class.path=/usr/share/java/commons-daemon.jar:/home/myuser/commons-daemon-1.0.15-src/src/native/unix/native/"
{quote}

> Jsvc "Service killed by signal 11"
> ----------------------------------
>
>                 Key: DAEMON-365
>                 URL: https://issues.apache.org/jira/browse/DAEMON-365
>             Project: Commons Daemon
>          Issue Type: Bug
>         Environment: $ cat /etc/lsb-release 
> DISTRIB_ID=Ubuntu
> DISTRIB_RELEASE=16.04
> DISTRIB_CODENAME=xenial
> DISTRIB_DESCRIPTION="Ubuntu 16.04 LTS"
> $ uname -a
> Linux server 4.4.0-81-generic #104-Ubuntu SMP Wed Jun 14 08:17:06 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux
> $ jsvc --help
> [...]
> jsvc (Apache Commons Daemon) 1.0.15-dev
>            Reporter: Andrea
>
> Jsvc is working fine on my machine and on other machines, however on a
> particular one, it is not working.
> In the logs I get "Service killed by signal 11".
> I am using a simple daemon for tests[1]. I compiled it
> with javac -cp /usr/share/java/commons-daemon.jar MyDaemon.java. Jsvc
> is installed on Ubuntu 16.04 LTS with apt-get and it is version
> 1.0.15-dev.
> [1] http://mail-archives.apache.org/mod_mbox/commons-user/201706.mbox/raw/%3CCABxFBzGfNVFOzySFT1CTTwb56GXr1gLsdmU4vnJYKUUrexBzxQ%40mail.gmail.com%3E/3
> When I run it in the logs I only get "Service killed by signal 11". I am using
> /usr/bin/jsvc -home /usr/lib/jvm/java-8-oracle/ -cp
> /usr/share/java/commons-daemon.jar:$PWD/ -user myuser -pidfile
> /tmp/mydaemon.pid -outfile /tmp/test.out.log -errfile '&1'  MyDaemon
> -one -two
> Starting it with -debug, I get no much more[2].
> [2] http://mail-archives.apache.org/mod_mbox/commons-user/201706.mbox/raw/%3CCABxFBzGfNVFOzySFT1CTTwb56GXr1gLsdmU4vnJYKUUrexBzxQ%40mail.gmail.com%3E/2
> I cannot stop it with -stop and I have to kill -9 it.
> What should I do?
> Do you have any idea?
> Thanks!


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