It has never happened to me, but grep for gv_filename shows a lot of places
that check if it is NULL.I can get a crash if I run gv with no file on the
command line and then try to open a zoom.William
> Date: Fri, 28 Feb 2014 09:26:35 -0700
> From: or...@cora.nwra.com
> To: bug-gv@gnu.org
> Subject: [bug-gv] Fwd: [Bug 1071238] New: [abrt] gv: zoom_createZoom(): gv
> killed by SIGSEGV
>
> I can't reproduce this, so I don't know the trigger, but from the backtrace:
>
>
> Program terminated with signal SIGSEGV, Segmentation fault.
> #0 0x000000000042fb9c in zoom_createZoom (w=0xd0d890,
> call_data=call_data@entry=0x7fffb3cccdb0) at zoom.c:112
> 112 if (strcmp(gv_filename, "-")) {
>
> Thread 1 (LWP 3049):
> #0 0x000000000042fb9c in zoom_createZoom (w=0xd0d890,
> call_data=call_data@entry=0x7fffb3cccdb0) at zoom.c:112
> __s2 = 0x0
> __result = <error reading variable __result (Cannot access memory at
> address 0x0)>
> __s2_len = 1
>
> clearly strcmp(gv_filename, "-") is being called with gv_filename == NULL.
> The attached check should alleviate the segfault, but perhaps something else
> if wrong as well.
>
> - Orion
>
> -------- Original Message --------
> Subject: [Bug 1071238] New: [abrt] gv: zoom_createZoom(): gv killed by SIGSEGV
> Date: Fri, 28 Feb 2014 10:56:37 +0000
> From: bugzi...@redhat.com
> To: or...@cora.nwra.com
>
> https://bugzilla.redhat.com/show_bug.cgi?id=1071238
>
> Bug ID: 1071238
> Summary: [abrt] gv: zoom_createZoom(): gv killed by SIGSEGV
> Product: Fedora
> Version: 20
> Component: gv
> Assignee: or...@cora.nwra.com
> Reporter: gzj...@163.com
> QA Contact: extras...@fedoraproject.org
> CC: or...@cora.nwra.com, pertu...@free.fr
>
>
>
> Version-Release number of selected component:
> gv-3.7.4-4.fc20
>
> Additional info:
> reporter: libreport-2.1.12
> backtrace_rating: 4
> cmdline: /usr/bin/gv
> crash_function: zoom_createZoom
> executable: /usr/bin/gv
> kernel: 3.13.4-200.fc20.x86_64
> runlevel: N 5
> type: CCpp
> uid: 1000
>
> Truncated backtrace:
> Thread no. 1 (10 frames)
> #0 zoom_createZoom at zoom.c:112
> #1 magmenu_a_magMenu at magmenu.c:368
> #2 HandleActions at TMstate.c:645
> #3 HandleSimpleState at TMstate.c:884
> #4 _XtTranslateEvent at TMstate.c:1101
> #5 XtDispatchEventToWidget at Event.c:906
> #6 _XtDefaultDispatcher at Event.c:1367
> #7 XtDispatchEvent at Event.c:1423
> #8 XtAppProcessEvent at NextEvent.c:1397
> #9 XtAppMainLoop at Event.c:1554
>
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>
