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Re: Bug#426161: zsh: crashes in reverse_menu
- X-seq: zsh-workers 23472
- From: Clint Adams <schizo@xxxxxxxxxx>
- To: zsh-workers@xxxxxxxxxx
- Subject: Re: Bug#426161: zsh: crashes in reverse_menu
- Date: Sat, 26 May 2007 22:50:23 -0400
- Cc: Jörg Sommer <joerg@xxxxxxxxxxxx>, 426161-forwarded@xxxxxxxxxxxxxxx
- In-reply-to: <20070526205426.GA19686@xxxxxxxxxxxx>
- Mail-followup-to: zsh-workers@xxxxxxxxxx, Jörg Sommer <joerg@xxxxxxxxxxxx>, 426161-forwarded@xxxxxxxxxxxxxxx
- Mailing-list: contact zsh-workers-help@xxxxxxxxxx; run by ezmlm
- References: <20070526205426.GA19686@xxxxxxxxxxxx>
On Sat, May 26, 2007 at 10:54:26PM +0200, Jörg Sommer wrote:
> Hi,
>
> after typing “vared CF” I've called “reverse-menu-complete” with M-x and
> zsh crashes. This also happens in zsh-beta 4.3.4-dev-0+20070516-1 and is
> not #416970.
>
> % gdb zsh
> <0,2416>(iBook):~% vared CF
> Program received signal SIGSEGV, Segmentation fault.
> 0x0fbc87d8 in reverse_menu (dummy=0xfc3be40, dummy2=0x0)
> at ../../../Src/Zle/compresult.c:1231
> 1231 ../../../Src/Zle/compresult.c: No such file or directory.
> in ../../../Src/Zle/compresult.c
> (gdb) bt
> #0 0x0fbc87d8 in reverse_menu (dummy=0xfc3be40, dummy2=0x0)
> at ../../../Src/Zle/compresult.c:1231
> #1 0x1004a4c8 in runhookdef ()
> #2 0x0fc19e2c in reversemenucomplete (args=<value optimized out>)
> at ../../../Src/Zle/zle_tricky.c:357
> #3 0x0fc13738 in completecall (args=<value optimized out>)
> at ../../../Src/Zle/zle_tricky.c:208
> #4 0x0fc04eec in execzlefunc (func=0xfc39804, args=0xfc3be40,
> set_bindk=269896152) at ../../../Src/Zle/zle_main.c:1254
> #5 0x0fc0510c in zlecore () at ../../../Src/Zle/zle_main.c:1019
> #6 0x0fc057e4 in zleread (lp=<value optimized out>, rp=<value optimized out>,
> flags=<value optimized out>, context=<value optimized out>)
> at ../../../Src/Zle/zle_main.c:1174
> #7 0x100394b4 in ingetc ()
> #8 0x10034264 in ?? ()
> #9 0x10041b7c in gettok ()
> #10 0x100425e4 in yylex ()
> #11 0x10060c08 in parse_event ()
> #12 0x10037a94 in loop ()
> #13 0x1003883c in zsh_main ()
> #14 0x1000b8b0 in main ()
This is because reverse_menu() is trying to dereference minfo.group
which is NULL.
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