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Posted to commits@guacamole.apache.org by "Michael Jumper (JIRA)" <ji...@apache.org> on 2017/10/23 05:53:02 UTC
[jira] [Updated] (GUACAMOLE-388) segfault in vnc code path
[ https://issues.apache.org/jira/browse/GUACAMOLE-388?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Michael Jumper updated GUACAMOLE-388:
-------------------------------------
Description:
{code:none}
Program terminated with signal SIGSEGV, Segmentation fault.
#0 0x00007f17a32ccac2 in guac_vnc_user_leave_handler (user=0x2d34960) at user.c:115
115 guac_common_cursor_remove_user(vnc_client->display->cursor, user);
(gdb) bt
#0 0x00007f17a32ccac2 in guac_vnc_user_leave_handler (user=0x2d34960) at user.c:115
#1 0x0000000000404d50 in guacd_handle_user (user=user@entry=0x2d34960) at user.c:304
#2 0x0000000000404461 in guacd_user_thread (data=0x7f179c01b6f0) at proc.c:95
#3 0x00007f17a766f064 in start_thread (arg=0x7f179af18700) at pthread_create.c:309
#4 0x00007f17a685262d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111
(gdb)
{code}
was:
# gdb --core /tmp/core-guacd-11-0-0-20567-1505912858 `which guacd`
GNU gdb (Debian 7.7.1+dfsg-5) 7.7.1
Copyright (C) 2014 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law. Type "show copying"
and "show warranty" for details.
This GDB was configured as "x86_64-linux-gnu".
Type "show configuration" for configuration details.
For bug reporting instructions, please see:
<http://www.gnu.org/software/gdb/bugs/>.
Find the GDB manual and other documentation resources online at:
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Reading symbols from /usr/local/sbin/guacd...done.
[New LWP 20570]
[New LWP 20567]
[New LWP 20573]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
Core was generated by `/usr/local/sbin/guacd -p /var/run/guacd.pid'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0 0x00007f17a32ccac2 in guac_vnc_user_leave_handler (user=0x2d34960) at user.c:115
115 guac_common_cursor_remove_user(vnc_client->display->cursor, user);
(gdb) bt
#0 0x00007f17a32ccac2 in guac_vnc_user_leave_handler (user=0x2d34960) at user.c:115
#1 0x0000000000404d50 in guacd_handle_user (user=user@entry=0x2d34960) at user.c:304
#2 0x0000000000404461 in guacd_user_thread (data=0x7f179c01b6f0) at proc.c:95
#3 0x00007f17a766f064 in start_thread (arg=0x7f179af18700) at pthread_create.c:309
#4 0x00007f17a685262d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111
(gdb)
> segfault in vnc code path
> -------------------------
>
> Key: GUACAMOLE-388
> URL: https://issues.apache.org/jira/browse/GUACAMOLE-388
> Project: Guacamole
> Issue Type: Bug
> Reporter: Ilya Shipitsin
>
> {code:none}
> Program terminated with signal SIGSEGV, Segmentation fault.
> #0 0x00007f17a32ccac2 in guac_vnc_user_leave_handler (user=0x2d34960) at user.c:115
> 115 guac_common_cursor_remove_user(vnc_client->display->cursor, user);
> (gdb) bt
> #0 0x00007f17a32ccac2 in guac_vnc_user_leave_handler (user=0x2d34960) at user.c:115
> #1 0x0000000000404d50 in guacd_handle_user (user=user@entry=0x2d34960) at user.c:304
> #2 0x0000000000404461 in guacd_user_thread (data=0x7f179c01b6f0) at proc.c:95
> #3 0x00007f17a766f064 in start_thread (arg=0x7f179af18700) at pthread_create.c:309
> #4 0x00007f17a685262d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111
> (gdb)
> {code}
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