GNU bug report logs - #10845
24.0.93; Segfault in file locking

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Package: emacs;

Reported by: Chong Yidong <cyd <at> gnu.org>

Date: Sun, 19 Feb 2012 09:29:02 UTC

Severity: normal

Found in version 24.0.93

Done: Chong Yidong <cyd <at> gnu.org>

Bug is archived. No further changes may be made.

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Report forwarded to bug-gnu-emacs <at> gnu.org:
bug#10845; Package emacs. (Sun, 19 Feb 2012 09:29:02 GMT) Full text and rfc822 format available.
Acknowledgement sent to Chong Yidong <cyd <at> gnu.org>:
New bug report received and forwarded. Copy sent to bug-gnu-emacs <at> gnu.org. (Sun, 19 Feb 2012 09:29:02 GMT) Full text and rfc822 format available.

Message #5 received at submit <at> debbugs.gnu.org (full text, mbox):

From: Chong Yidong <cyd <at> gnu.org>
To: bug-gnu-emacs <at> gnu.org
Subject: 24.0.93; Segfault in file locking
Date: Sun, 19 Feb 2012 17:25:39 +0800

With latest trunk,

emacs -Q
M-: (push '("asdf" . ignore) file-name-handler-alist) RET
M-: (file-locked-p "asdf") RET

Program received signal SIGSEGV, Segmentation fault.
0x00000000005995f8 in Ffile_locked_p (filename=12761602) at filelock.c:691
691	  MAKE_LOCK_NAME (lfname, filename);
(gdb) bt
#0  0x00000000005995f8 in Ffile_locked_p (filename=12761602) at filelock.c:691
#1  0x00000000006060e7 in eval_sub (form=18270774) at eval.c:2344
#2  0x0000000000605a9f in Feval (form=18270774, lexical=12761602)
    at eval.c:2198
#3  0x000000000060778a in Ffuncall (nargs=3, args=0x7fffffffcf00)
    at eval.c:2999
#4  0x0000000000653a58 in exec_byte_code (bytestr=10306257, vector=10306293, 
    maxdepth=20, args_template=12761602, nargs=0, args=0x0) at bytecode.c:785
...
Lisp Backtrace:
"file-locked-p" (0xffffccd0)
"eval" (0xffffcf08)
"eval-expression" (0xffffd3e8)
"call-interactively" (0xffffd7e8)


In GNU Emacs 24.0.93.13 (x86_64-unknown-linux-gnu, GTK+ Version 3.2.0)
 of 2012-02-19 on furball
Windowing system distributor `The X.Org Foundation', version 11.0.11004000
Configured using:
 `configure '--with-x-toolkit=gtk3' 'CFLAGS=-g''
Information forwarded to bug-gnu-emacs <at> gnu.org:
bug#10845; Package emacs. (Sun, 19 Feb 2012 10:02:01 GMT) Full text and rfc822 format available.

Message #8 received at 10845 <at> debbugs.gnu.org (full text, mbox):

From: Chong Yidong <cyd <at> gnu.org>
To: 10845 <at> debbugs.gnu.org
Subject: Re: bug#10845: 24.0.93; Segfault in file locking
Date: Sun, 19 Feb 2012 17:59:24 +0800

Chong Yidong <cyd <at> gnu.org> writes:

> With latest trunk,
>
> emacs -Q
> M-: (push '("asdf" . ignore) file-name-handler-alist) RET
> M-: (file-locked-p "asdf") RET
>
> Program received signal SIGSEGV, Segmentation fault.

Fix committed to trunk (revno 107337).  Closing.
bug closed, send any further explanations to 10845 <at> debbugs.gnu.org and Chong Yidong <cyd <at> gnu.org> Request was from Chong Yidong <cyd <at> gnu.org> to control <at> debbugs.gnu.org. (Sun, 19 Feb 2012 10:02:02 GMT) Full text and rfc822 format available.
bug archived. Request was from Debbugs Internal Request <help-debbugs <at> gnu.org> to internal_control <at> debbugs.gnu.org. (Sun, 18 Mar 2012 11:24:03 GMT) Full text and rfc822 format available.
This bug report was last modified 12 years and 41 days ago.

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