Namezero created ASTERISK-26620:
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Summary: Segmentation fault in __ast_string_field_alloc_space called from res_digium_phone.so
Key: ASTERISK-26620
URL: https://issues.asterisk.org/jira/browse/ASTERISK-26620
Project: Asterisk
Issue Type: Bug
Security Level: None
Affects Versions: 11.20.0
Environment: CentOS 5 / FreePBX
Reporter: Namezero
When issuing a "module reload res_digium_phone.so", asterisk segfaults in __ast_string_field_alloc_space. This happens sporadically; and not on every reload.
The core dump backtrace always looks as follows:
#0 __ast_string_field_alloc_space (mgr=0x355cbb0, pool_head=0x355cae8, needed=4) at utils.c:1748
#1 0x00007ff2c0c68eeb in ?? () from /usr/lib64/asterisk/modules/res_digium_phone.so
#2 0x00007ff2c0c784b9 in ?? () from /usr/lib64/asterisk/modules/res_digium_phone.so
#3 0x00007ff2c0c78a9a in ?? () from /usr/lib64/asterisk/modules/res_digium_phone.so
#4 0x00007ff2c0c79d49 in ?? () from /usr/lib64/asterisk/modules/res_digium_phone.so
#5 0x00007ff2c0c5d9f0 in ?? () from /usr/lib64/asterisk/modules/res_digium_phone.so
#6 0x00000000004eec98 in ast_module_reload (name=0x7ff20c011eee "res_digium_phone.so") at loader.c:771
#7 0x0000000000492b69 in handle_reload (e=<value optimized out>, cmd=<value optimized out>, a=0x7ff2b5015d90) at cli.c:296
#8 0x000000000049592e in ast_cli_command_full (uid=-1, gid=-1, fd=68, s=0x7ff20c0053b9 "module reload res_digium_phone.so") at cli.c:2560
#9 0x0000000000506ac0 in action_command (s=0x7ff2b5016ba0, m=0x7ff2b50162e0) at manager.c:3893
#10 0x0000000000509dfe in process_message (s=0x7ff2b5016ba0, m=0x7ff2b50162e0) at manager.c:5123
#11 0x000000000050cc1c in do_message (data=0x7ff2f0000f08) at manager.c:5336
#12 session_do (data=0x7ff2f0000f08) at manager.c:5451
#13 0x0000000000566296 in handle_tcptls_connection (data=0x7ff2f0000f08) at tcptls.c:272
#14 0x0000000000573468 in dummy_start (data=<value optimized out>) at utils.c:1028
#15 0x00007ff30ea18851 in start_thread () from /lib64/libpthread.so.0
#16 0x00007ff30ff8a11d in clone () from /lib64/libc.so.6
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