Date: Sun, 11 Feb 2018 05:40:07 +0700 From: Eugene Grosbein <eugen@grosbein.net> To: Eric Masson <emss@free.fr>, freebsd-hackers@FreeBSD.org, kib@freebsd.org Subject: Re: Regression between 10 & 11, Freeswitch hangs when exiting Message-ID: <5A7F74C7.9020609@grosbein.net> In-Reply-To: <86tvuor6bt.fsf@newsrv.interne.associated-bears.org> References: <86tvuor6bt.fsf@newsrv.interne.associated-bears.org>
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11.02.2018 2:29, Eric Masson пишет: > Hi, > > Freeswitch, a multiprotocol softswitch (http://freewitch.org) runs on > FreeBSD and a port is available (net/freeswitch/) > > Freeswitch runs fine on any 10.x installation, issueing the shutdown > command from cli makes the application exit cleanly. > > On any 11.x installation, issueing the shutdown command from cli makes > the application hang. > > FreeBSD version is : > FreeBSD newsrv.interne.associated-bears.org 11.1-STABLE FreeBSD 11.1-STABLE #0 r327876M: Sat Jan 13 16:19:26 CET 2018 emss@newsrv.interne.associated-bears.org:/usr/obj/usr/src/sys/SE7525GP2 amd64 > > Generic or custom kernel behave the same. > > On Freeswitch side, 1.6.19 (net/freeswitch) and also git branches master > & v1.6 show the same issue. > > I've reproduced the issue on the latest v1.6, the backtrace of stuck > process shows the following : > #0 0x00000008030ea91c in _umtx_op_err () from /lib/libthr.so.3 > #1 0x00000008030e6f97 in join_common (pthread=0x807ed7700, thread_return=0x7fffffffb658, abstime=0x0) at /usr/src/lib/libthr/thread/thr_join.c:125 > #2 0x0000000800f01421 in apr_thread_join (retval=0x7fffffffb68c, thd=0x8059e9658) at threadproc/unix/thread.c:234 > #3 0x0000000800cd889e in do_shutdown (module=0x2, shutdown=<optimized out>, unload=SWITCH_TRUE, fail_if_busy=(unknown: 1523667750), err=<optimized out>) at src/switch_loadable_module.c:2031 > #4 0x0000000800cdb84a in switch_loadable_module_shutdown () at src/switch_loadable_module.c:2083 > #5 0x0000000800c9d92c in switch_core_destroy () at src/switch_core.c:2940 > #6 0x0000000000403b2b in main (argc=<optimized out>, argv=0x7fffffffe988) at src/switch.c:1210 > > It seems the issue lies in thread handling. > > I've attached : > - the output of a Freeswitch related script used to gather relevant > information. > - source files showing in bt > > Thank for help. See also: https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=225584 What CPU do you use?
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