Date: Tue, 09 Oct 2007 15:43:22 -0500 From: "Jeremy Messenger" <mezz7@cox.net> To: "Joe Marcus Clarke" <marcus@freebsd.org> Cc: freebsd-gnome@freebsd.org, jahnke@sonatabio.com Subject: Re: (minor) issues after upgrading to 2.20 Message-ID: <op.tzx6ikxu9aq2h7@mezz.mezzweb.com> In-Reply-To: <470BDFBB.8000809@freebsd.org> References: <1191517967.61533.122.camel@pinot.fmjassoc.com> <47093C60.1060603@freebsd.org> <op.tzuk25j49aq2h7@mezz.mezzweb.com> <op.tzutxrj39aq2h7@mezz.mezzweb.com> <1191807676.55835.1.camel@shumai.marcuscom.com> <op.tzuvnywj9aq2h7@mezz.mezzweb.com> <1191824301.55835.3.camel@shumai.marcuscom.com> <op.tzvaeyba9aq2h7@mezz.mezzweb.com> <1191910246.77136.7.camel@shumai.marcuscom.com> <op.tzx4wyrh9aq2h7@mezz.mezzweb.com> <470BDFBB.8000809@freebsd.org>
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On Tue, 09 Oct 2007 15:08:27 -0500, Joe Marcus Clarke <marcus@freebsd.or= g> = wrote: > Jeremy Messenger wrote: >> On Tue, 09 Oct 2007 01:10:46 -0500, Joe Marcus Clarke >> <marcus@FreeBSD.org> wrote: >> >>> On Mon, 2007-10-08 at 02:14 -0500, Jeremy Messenger wrote: >>>> On Mon, 08 Oct 2007 01:18:21 -0500, Joe Marcus Clarke >>>> <marcus@FreeBSD.org> >>>> wrote: >>>> >>>> > On Sun, 2007-10-07 at 20:56 -0500, Jeremy Messenger wrote: >>>> >> On Sun, 07 Oct 2007 20:41:16 -0500, Joe Marcus Clarke >>>> >> <marcus@FreeBSD.org> >>>> >> wrote: >>>> >> >>>> >> > On Sun, 2007-10-07 at 20:18 -0500, Jeremy Messenger wrote: >>>> >> >> On Sun, 07 Oct 2007 17:07:43 -0500, Jeremy Messenger >>>> <mezz7@cox.net> >>>> >> >> wrote: >>>> >> >> >>>> >> <snip> >>>> >> >> > Yelp likes to crash at the every exit. I couldn't get good >>>> >> >> backtraces, I >>>> >> >> > think I will have to reinstall firefox with WITH_DEBUG to g= et >>>> good >>>> >> >> one. >>>> >> >> >>>> >> >> The backtraces look better now after reinstall firefox w/ >>>> WITH_DEBUG. >>>> >> >> >>>> >> >> http://people.freebsd.org/~mezz/gdb/gdb-yelp.txt >>>> >> > >>>> >> > Firefox is trying to call some method in a module that gdb = >>>> doesn't >>>> >> know >>>> >> > about. Do you have any plug-ins or extensions loaded in Firef= ox? >>>> >> >>>> >> Not that I know as I don't use Firefox. I went to Firefox's add-= on >>>> place >>>> >> and it shows that I have 'DOM Inspector 1.8.1.7', that's it. Oth= er >>>> days >>>> >> ago, I did add flashblock to reproduce Frank Jahnke's problem an= d I >>>> >> deleted it after that, but I can reproduce Yelp problem before I= >>>> added >>>> >> flashblock. >>>> >> >>>> >> > Can you print out the value of mInfo in frame 1 of the stack? >>>> >> >>>> >> Yeah, I re-ran gdb and now it's frame 3, so here: >>>> >> >>>> >> (gdb) f 3 >>>> >> #3 0x292bcded in ~nsGenericFactory (this=3D0x824f380) at >>>> >> nsGenericFactory.cpp:64 >>>> >> 64 nsGenericFactory.cpp: No such file or directory. >>>> >> in nsGenericFactory.cpp >>>> >> Current language: auto; currently c++ >>>> >> (gdb) print mInfo >>>> >> $1 =3D (const nsModuleComponentInfo *) 0xbfbfe7e0 >>>> > >>>> > I need to see the contents of the pointer, so: >>>> > >>>> > print *mInfo >>>> >>>> (gdb) print *mInfo >>>> $1 =3D { >>>> mDescription =3D 0x878dd004 <Error reading address 0x878dd004: B= ad >>>> address>, >>>> mCID =3D {m0 =3D 673230848, m1 =3D 16744, m2 =3D 10495, m3 =3D >>>> "\020\036?(?|\021\b"}, >>>> mContractID =3D 0xbfbfe838 "X???N??(", >>>> mConstructor =3D 0x28076ba1 <_rtld_bind_start+17>, >>>> mRegisterSelfProc =3D 0x28209800, mUnregisterSelfProc =3D 0x20, >>>> mFactoryDestructor =3D 0x80cdcf0, >>>> mGetInterfacesProc =3D 0x293794c8 <vtable for nsTraceRefcntImpl+= 8>, >>>> mGetLanguageHelperProc =3D 0x28ff41c8 <__JCR_LIST__+4>, >>>> mClassInfoGlobal =3D 0x28ff1e10, mFlags =3D 0} >>>> >>> >>> It almost looks like it's trying to dereference a pointer to somethi= ng >>> that is no longer in memory. Like a module has already been unloade= d, >>> and that code is being called. I just upgraded my -CURRENT amd64 >>> machine, and I can't reproduce there either. >>> >>> But I did find something that may help. Extract Firefox, then edit >>> embedding/base/nsEmbedAPI.cpp, and uncomment line 56. Rebuild Firef= ox, >>> and see if this helps. We may need to add that for < -CURRENT. >> >> The crash disappear when I uncomment that line 56. >> >> #define HACK_AROUND_NONREENTRANT_INITXPCOM > > Good, that's what I thought. How about the functionality of yelp and > Ephiphany? Anything become more broken after uncommenting that line? Nothing more broke, Epiphany and Liferea run fine. As for the Yelp, I = still get that same 'dialog' as I have report other than that, it's same= = and solve crash problem at exit. Cheers, Mezz > Joe -- = mezz7@cox.net - mezz@FreeBSD.org FreeBSD GNOME Team - FreeBSD Multimedia Hat (ports, not src) http://www.FreeBSD.org/gnome/ - gnome@FreeBSD.org http://wiki.freebsd.org/multimedia - multimedia@FreeBSD.org
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